loader: attach datapath to IPIP tunnel devices #37346

gyutaeb · 2025-01-30T08:28:07Z

User-facing issues

This issue occurs when using Cilium's kube-proxy replacement. When creating a load balancer service in Kubernetes, if this load balancer establishes a connection with the node by the method of an L3 IPIP tunnel(L3 DSR), the load balancer service does not work.
In the case of 'No kube-proxy replacement', there are no issues. because kube-proxy operates after the decapsulation of tunl0, so there are no problems. However, in the case of kube-proxy replacement, issues arise. This is because the bpf_host.o of the eth0 ingress tc filter runs before the tunnel device of eth0. from-netdev considers only the Outer IP Header to determine if a packet belongs to a service or not. Therefore, the service does not work.
For more details, refer to CFP: Cilium kube-proxy IPIP termination #33020

Main idea

The IPIP packet is decapsulated using the tunnel device, and the kube-proxy service is applied at the ingress hook of that device.

This PR is intended to piggy-back on #31213. With this change, the cil_from_netdev and cil_to_netdev eBPF programs can be injected into the cilium_ipip4 and cilium_ipip6 devices. This type of termination has been demonstrated in the PoC linked here.

The major consideration for this code is as follows.

IPIP tunnel devices are not classified as native devices. Because they are created by the Cilium agent. Therefore, they are still filtered by isSelectedDevices(). Instead, they are handled in AttachNetworkDevices()

There are still issues that prevent #31213 from working perfectly, even after merging this PR. Since IPIP tunnel devices operate at L3, they do not have an ethernet header. This means that the ctx in datapath like cil_from_netdev() does not contain an ethernet header. As a result, due to the offset mismatch, the existing datapath code, such as cil_from_netdev() does not function as expected. To address this, we either need to modify the cilium tunnel device to include an ethernet header or adjust the datapath to account for the absence of the L2 header.

In summary, the goal of this PR is to enable the injection of the datapath program into cilium tunnel devices, first phase of piggy-back #31213. How the injected code will work, including how it handles the Layer 2 header, can be addressed in a separate PR.

@borkmann and @joestringer, could you please review this code with @ti-mo ?

maintainer-s-little-helper · 2025-01-30T08:28:17Z

Commit 557ddcd does not match "(?m)^Signed-off-by:".

Please follow instructions provided in https://docs.cilium.io/en/stable/contributing/development/contributing_guide/#developer-s-certificate-of-origin

ti-mo · 2025-02-17T15:13:34Z

Hi @gyutaeb, sorry for the delay here. Please base this on top of #36991 since it rewrites this part of the loader package. It should get merged this week.

In the PR, hostRewrites is gone; all program rewrites have been split according to device type. Please check if the proposed changes in netdevRewrites don't fix your issue outright, since it works a little differently now. If the interface doesn't have a MAC-48, its ETH_HLEN is automatically set to 0.

Can't comment on datapath best practices, leaving that up to Daniel and Joe.

gyutaeb · 2025-02-18T06:28:37Z

Thank you for the review, @ti-mo.
I plan to revisit this PR based on #36991 after it is merged. Separately, the datapath issue still remains even if the datapath is loaded on the IPIP tunnel device. I would appreciate it if you could share my thoughts regarding the datapath with Daniel and Joe.

ti-mo · 2025-02-20T09:42:22Z

@gyutaeb #36991 is now merged, please rebase and check if you can make do without the equivalent changes to hostRewrites.

gyutaeb · 2025-02-21T06:32:51Z

@ti-mo After testing, I found that the PR needs some modifications. I will prepare the updated code as soon as possible.

gyutaeb · 2025-02-24T08:48:20Z

Hi, @ti-mo. I've completed basing this PR on top of #36991. Since considering ETH_HLEN is no longer necessary, I have removed the related code.

ti-mo · 2025-02-26T10:42:14Z

/test

gyutaeb · 2025-02-27T00:31:04Z

Rebase branch

joestringer · 2025-02-27T01:00:44Z

/test

joestringer · 2025-02-27T01:05:51Z

I'm not following this effort closely, but the change proposed here seems to be in line with the latest feedback from this discussion. I've re-run the tests, so assuming they pass and @borkmann doesn't have any objections, this should be good to merge.

gyutaeb · 2025-02-27T04:01:55Z

Thank you, @joestringer. I reviewed the failing tests, and all three failures appear to be due to temporary infrastructure issues. I suggest retrying the following three test cases. I've included detailed failure reason below:

Conformance AWS-CNI (ci-awscni): The failure seems to be a region-specific issue. The test passed in ca-central-1 but failed only in us-east-1
Cilium E2E Upgrade (ci-e2e-upgrade): The failure occurred during the one.one.one.one test and in the IPv6 scenario. This also seems to be an infrastructure issue.
K8s Network E2E tests (dual): There are no logs available for this failure. I recommend a retry to gather more information.

This changes load the datapath program onto the IPIP tunnel devices. cil_from_netdev and cil_to_netdev datapath programs are loded like for native devices. Signed-off-by: Gyutae Bae <gyu.8ae@gmail.com>

joestringer · 2025-03-03T18:37:40Z

/test

gyutaeb · 2025-03-04T00:56:08Z

@joestringer Thank you for the test. A failure occurred in a different test case this time. This also appears to be a temporary infrastructure issue. Could you rerun the test?

joestringer · 2025-03-05T01:00:40Z

Merged thanks 🙏

gyutaeb · 2025-03-13T12:12:28Z

@joestringer @borkmann @ti-mo
Hi, I'd like to share my plan for the next PR. In this PR, I have loaded the datapath onto the IPIP tunnel device. Comparing this with previous PoC results, the datapath functioned correctly when using IP-aliasing on the tunnel device, such as cilium_ipip4:0, which acted as a magic interface. Based on this, I plan to implement the cilium_ipip interface so that its datapath operates in a similar manner. Thank you :)

gyutaeb · 2025-03-23T10:21:08Z

@joestringer @borkmann @ti-mo I've added a diagram illustrating the core idea and expanded the explanation in the PR description. I hope this also helps other contributors. I’ll be spending the next few weeks working through my backlog, and will follow up with a subsequent PR :)

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This PR contains the following updates: | Package | Type | Update | Change | |---|---|---|---| | [cilium](https://cilium.io/) ([source](https://redirect.github.com/cilium/cilium)) | helm_release | minor | `1.17.6` -> `1.18.0` | | [cilium](https://cilium.io/) ([source](https://redirect.github.com/cilium/cilium)) | | minor | `1.17.6` -> `1.18.0` | --- ### Release Notes <details> <summary>cilium/cilium (cilium)</summary> ### [`v1.18.0`](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0): 1.18.0 [Compare Source](https://redirect.github.com/cilium/cilium/compare/1.17.6...1.18.0) We are excited to announce the **[Cilium 1.18.0](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0)** release! A total of **3298 new commits** have been contributed to this release by a growing community of over **955 developers** and over **22,000 GitHub stars**! ⭐ To keep up to date with all the latest Cilium releases, see [Announcements](https://redirect.github.com/cilium/cilium/discussions/categories/announcements) Here's what's new in [v1.18.0](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0): #### 🚠 Networking - **⚖️ Load Balancing Redesign**: The service load-balancing control-plane in the Cilium agent has been redesigned to reduce memory usage and improve future extensibility of load-balancing features ([cilium/cilium#38469](https://redirect.github.com/cilium/cilium/pull/38469), [@joamaki](https://redirect.github.com/joamaki)) - **🔌 Virtual Network Devices**: Added support for new virtual network device configurations such as VXLAN in IPsec (VinE) and IPIP tunnels ([cilium/cilium#37723](https://redirect.github.com/cilium/cilium/pull/37723), [@ldelossa](https://redirect.github.com/ldelossa); [cilium/cilium#37346](https://redirect.github.com/cilium/cilium/pull/37346), [@gyutaeb](https://redirect.github.com/gyutaeb)) - **Ⓜ️ Multiple Egress Gateways**: Egress Gateways policies can now direct traffic towards multiple gateway nodes ([cilium/cilium#39304](https://redirect.github.com/cilium/cilium/pull/39304), [@carlos-abad](https://redirect.github.com/carlos-abad)) - **🚦 Ingress Rate Limiting**: The bandwidth manager now supports ingress rate limiting ([cilium/cilium#36351](https://redirect.github.com/cilium/cilium/pull/36351), [@l1b0k](https://redirect.github.com/l1b0k)) - **📢 Multi-Device L2 Announcements**: The L2 pod announcement feature now supports multiple devices ([cilium/cilium#38198](https://redirect.github.com/cilium/cilium/pull/38198), [@dylandreimerink](https://redirect.github.com/dylandreimerink)) - **🏢 Neighbor Subsystem Rework**: The neighbor subsystem was made more resilient through a new system that reconciles desired neighbor entries with the kernel state ([cilium/cilium#39987](https://redirect.github.com/cilium/cilium/pull/39987), [@dylandreimerink](https://redirect.github.com/dylandreimerink)) #### 🌐 IPv6 - **🚇 Tunneling Underlay**: The tunneling datapath mode now supports using an IPv6 network underlay, including when configured with IPsec transparent encryption ([cilium/cilium#38296](https://redirect.github.com/cilium/cilium/pull/38296), [cilium/cilium#39497](https://redirect.github.com/cilium/cilium/pull/39497), [@pchaigno](https://redirect.github.com/pchaigno)) - **💬 Kube Proxy Replacement**: Cilium now implements service translation when running on an IPv6 underlay ([cilium/cilium#39074](https://redirect.github.com/cilium/cilium/pull/39074), [@pchaigno](https://redirect.github.com/pchaigno)) - **📋 Delegated IPAM**: When delegating IP address management to a third party plugin, Cilium now configures IPv6 routes for connectivity if the plugin supports IPv6 ([cilium/cilium#38249](https://redirect.github.com/cilium/cilium/pull/38249), [@caorui-io](https://redirect.github.com/caorui-io), [@kadevu](https://redirect.github.com/kadevu)) - **📦 IP Fragment Support**: Cilium now processes ordered IPv6 fragments to apply policy and routing functionality ([cilium/cilium#38110](https://redirect.github.com/cilium/cilium/pull/38110), [@gentoo-root](https://redirect.github.com/gentoo-root)) - **🚪 Egress gateway policies** can now match IPv6 address ranges ([cilium/cilium#38452](https://redirect.github.com/cilium/cilium/pull/38452), [@rgo3](https://redirect.github.com/rgo3)) #### 🛡️ Policy & Observability - **🏷️ Policy Names in Hubble-CLI**: Show the names of (C)CNPs that allowed or denied traffic when monitoring flows in Hubble ([cilium/cilium#39453](https://redirect.github.com/cilium/cilium/pull/39453), [@antonipp](https://redirect.github.com/antonipp)) - **📝 Policy Log Fields**: A new free-text log field is added to policies, which is exposed in Hubble flows for easy correlation and searching ([cilium/cilium#39902](https://redirect.github.com/cilium/cilium/pull/39902), [@squeed](https://redirect.github.com/squeed)) - **🛰️ Encapsulated Traffic Decoding**: Hubble decodes encapsulated traffic for deeper introspection into traffic flows ([cilium/cilium#37634](https://redirect.github.com/cilium/cilium/pull/37634), [@kaworu](https://redirect.github.com/kaworu)) - **🏰 ClusterMesh Policy Restriction**: A new option allows the **cluster** entity to apply only to the local cluster in ClusterMesh environment ([cilium/cilium#39338](https://redirect.github.com/cilium/cilium/pull/39338), [@MrFreezeex](https://redirect.github.com/MrFreezeex)) - **✨ Enhanced Policy Dashboard**: The Policy section of the Cilium Grafana dashboard has been improved to show more relevant graphs, including policy drops in both directions ([cilium/cilium#36492](https://redirect.github.com/cilium/cilium/pull/36492), [cilium/cilium#37445](https://redirect.github.com/cilium/cilium/pull/37445), [@squeed](https://redirect.github.com/squeed)) #### 🌅 Performance - **📊 Scale Test Results**: Cilium implements policies and services up to 45% faster in higher scale environments (Various; [@marseel](https://redirect.github.com/marseel), [cilium/cilium#40227](https://redirect.github.com/cilium/cilium/pull/40227)) - **📦 Image Size Reduction**: Docker image sizes are reduced by 32% on arm64 architecture images ([cilium/cilium#40005](https://redirect.github.com/cilium/cilium/pull/40005), [@marseel](https://redirect.github.com/marseel)) - **⚡ Improved Policy Performance**: The DNS proxy can process large numbers of IPs faster, and the EndpointSelector match implementation has been optimized ([cilium/cilium#39340](https://redirect.github.com/cilium/cilium/pull/39340), [@squeed](https://redirect.github.com/squeed); [cilium/cilium#40414](https://redirect.github.com/cilium/cilium/pull/40414), [@marseel](https://redirect.github.com/marseel)) - **🪞 EndpointSlice Mirroring for Multi-Cluster Services**: Clustermesh mirrors EndpointSlice from the local cluster instead of copying the Service selectors when using the MCS-API controller ([cilium/cilium#38596](https://redirect.github.com/cilium/cilium/pull/38596), [@MrFreezeex](https://redirect.github.com/MrFreezeex)) - **🌐 KVStoreMesh Optimization**: Cross-cluster state distribution is optimized by only synchronizing identities keyed by ID, not by value ([cilium/cilium#36471](https://redirect.github.com/cilium/cilium/pull/36471), [@HadrienPatte](https://redirect.github.com/HadrienPatte)) - **🧠 Egress Gateway Processing**: Egress gateway policy processing is significantly improved when matching a large number of pods ([cilium/cilium#37714](https://redirect.github.com/cilium/cilium/pull/37714), [@giorio94](https://redirect.github.com/giorio94)) - **🗑️ Optimized Garbage Collection for Connection Tracking**: Cilium leverages batched iterators for CTMap GC ([cilium/cilium#36288](https://redirect.github.com/cilium/cilium/pull/36288), [@tommyp1ckles](https://redirect.github.com/tommyp1ckles)) #### ⚙️ Operations - **📈 API Server Connections at Scale**: Improve kube-apiserver connections behavior at scale through failover and setting better jitter and backoff configurations ([cilium/cilium#37601](https://redirect.github.com/cilium/cilium/pull/37601), [@aditighag](https://redirect.github.com/aditighag); [cilium/cilium#38031](https://redirect.github.com/cilium/cilium/pull/38031), [@orange30](https://redirect.github.com/orange30); [cilium/cilium#36648](https://redirect.github.com/cilium/cilium/pull/36648), [@wedaly](https://redirect.github.com/wedaly)) - **🔄 ConfigMap Synchronization**: New option to automatically synchronize ConfigMap changes into the agent and report metrics for when the effective configuration is different from the desired configuration ([cilium/cilium#36510](https://redirect.github.com/cilium/cilium/pull/36510), [@ovidiutirla](https://redirect.github.com/ovidiutirla)) - **🎓 CRD Promotion to Stable**: Promote **CiliumCIDRGroup**, **CiliumLoadBalancerIPPool** and all **BGP** CRDs to stable API ([cilium/cilium#38940](https://redirect.github.com/cilium/cilium/pull/38940), [@christarazi](https://redirect.github.com/christarazi); [cilium/cilium#39090](https://redirect.github.com/cilium/cilium/pull/39090), [@pippolo84](https://redirect.github.com/pippolo84); [cilium/cilium#37765](https://redirect.github.com/cilium/cilium/pull/37765), [@rastislavs](https://redirect.github.com/rastislavs)) - **⛔ Node Taints Handling**: The cilium-operator Deployment uses a new default set of taints which avoids deploying to a drained node ([cilium/cilium#40137](https://redirect.github.com/cilium/cilium/pull/40137), [@Murat](https://redirect.github.com/Murat) Parlakisik) - **:wood: Migrate to Slog**: Cilium now uses slog as log library for all components ([cilium/cilium#39664](https://redirect.github.com/cilium/cilium/pull/39664), [@aanm](https://redirect.github.com/aanm)) - **🔧 Cilium dependencies** were updated to Kubernetes v1.33, Envoy v1.34, LLVM 19.1, and CNI v1.1 ([cilium/cilium#39124](https://redirect.github.com/cilium/cilium/pull/39124), [cilium/cilium#40175](https://redirect.github.com/cilium/cilium/pull/40175), [cilium/cilium#39632](https://redirect.github.com/cilium/cilium/pull/39632), [@sayboras](https://redirect.github.com/sayboras); [cilium/cilium#38868](https://redirect.github.com/cilium/cilium/pull/38868), [@squeed](https://redirect.github.com/squeed)) - **🐧 Minimum Linux Requirements**: The minimum kernel version for this release series is Linux v5.10 or similar, such as RHEL 8.6 ([cilium/cilium#38308](https://redirect.github.com/cilium/cilium/pull/38308), [@julianwiedmann](https://redirect.github.com/julianwiedmann)) #### 🕸️ Service Mesh & Gateway API - **⛩️ Gateway API v1.3.0**: Gateway API support is bumped to v1.3.0 ([cilium/cilium#39590](https://redirect.github.com/cilium/cilium/pull/39590), [@sayboras](https://redirect.github.com/sayboras)) - **🔗 Improved GatewayClass Configuration**: The new CiliumGatewayClassConfig object adds service type validation allows the configuration of extra settings on a per-GatewayClass level: LoadBalancerSourceRangesPolicy, ParametersRef fields. This allows Cilium to reconcile multiple GatewayClasses with different configurations ([cilium/cilium#37792](https://redirect.github.com/cilium/cilium/pull/37792), [cilium/cilium#37402](https://redirect.github.com/cilium/cilium/pull/37402), [cilium/cilium#40138](https://redirect.github.com/cilium/cilium/pull/40138), [@sayboras](https://redirect.github.com/sayboras)) - **🚏 Multiple HTTPRoutes**: GAMMA reconciler now supports attaching multiple HTTPRoutes to the same Service ([cilium/cilium#39922](https://redirect.github.com/cilium/cilium/pull/39922), [@youngnick](https://redirect.github.com/youngnick)) - **🪄 Route Changes Reconciliation**: Reconcile Gateway API based on all changes to routes. This allows label updates to trigger reconciliation correctly, amongst other things ([cilium/cilium#37798](https://redirect.github.com/cilium/cilium/pull/37798), [@sayboras](https://redirect.github.com/sayboras)) #### 🏷️ IP Address Management - **☁️ AWS Prefix Delegation**: Prefix delegation on AWS bare metal instances is now supported natively in Cilium's AWS ENI IPAM mode ([cilium/cilium#39678](https://redirect.github.com/cilium/cilium/pull/39678), [@41ks](https://redirect.github.com/41ks)) - **🏬 Multi-Pool IPAM with KVStore**: Add support for Multi-Pool IPAM in external KVstore mode ([cilium/cilium#39638](https://redirect.github.com/cilium/cilium/pull/39638), [@pippolo84](https://redirect.github.com/pippolo84)) - **🔐 Multi-Pool IPAM with IPSec**: Add support for Multi-Pool IPAM mode with IPSec transparent encryption in tunnel routing mode ([cilium/cilium#39442](https://redirect.github.com/cilium/cilium/pull/39442), [@pippolo84](https://redirect.github.com/pippolo84)) - **↪️ Multi-Pool Tunnel Routing**: Add support for tunnel routing in multi-pool IPAM mode ([cilium/cilium#38483](https://redirect.github.com/cilium/cilium/pull/38483), [@pippolo84](https://redirect.github.com/pippolo84)) #### 🛣️ BGP - **📇 Route Aggregation**: Add support for BGP route aggregation in the control plane ([cilium/cilium#37275](https://redirect.github.com/cilium/cilium/pull/37275), [@romanspb80](https://redirect.github.com/romanspb80)) - **🎯 Overlapping Selector Matches**: Support overlapping selector matches in **CiliumBGPAdvertisement** resources ([cilium/cilium#36414](https://redirect.github.com/cilium/cilium/pull/36414), [@dswaffordcw](https://redirect.github.com/dswaffordcw)) - **🆔 New Router ID generation modes**: Generate router-id based on MAC addresses, or from an IP address pool ([cilium/cilium#36451](https://redirect.github.com/cilium/cilium/pull/36451), [@yushoyamaguchi](https://redirect.github.com/yushoyamaguchi); [cilium/cilium#38300](https://redirect.github.com/cilium/cilium/pull/38300), [@liyihuang](https://redirect.github.com/liyihuang)) #### 🧑‍💻 Development Experience - **🧪 Test attribution**: Identify owners of test in GitHub workflow results to make it easier to connect with other developers on tricky problems ([cilium/cilium#37027](https://redirect.github.com/cilium/cilium/pull/37027), [@Joe](https://redirect.github.com/Joe) Stringer) - **🛏️ Policy REST API**: The Cilium policy API exposed over a local unix socket is deprecated. The other mechanisms to configure policy via Kubernetes resources or the local filesystem are preferred ([cilium/cilium#40212](https://redirect.github.com/cilium/cilium/pull/40212), [@squeed](https://redirect.github.com/squeed)) - **🏗️ Feature Deprecation**: Deprecate underused features like Custom Calls, Recorder API and External Workloads ([cilium/cilium#38480](https://redirect.github.com/cilium/cilium/pull/38480), [cilium/cilium#39642](https://redirect.github.com/cilium/cilium/pull/39642), [cilium/cilium#37418](https://redirect.github.com/cilium/cilium/pull/37418), [@brb](https://redirect.github.com/brb)) #### 🏢 Community - **❤️ Production Case Studies**: Many end-users have stepped forward to tell their stories running Cilium in production. If your company wants to submit their case studies let us know. We would love to hear your feedback! - [ByteDance](https://www.youtube.com/watch?v=cKPW67D7X10), [Canopus Networks](https://www.youtube.com/watch?v=YXl9xuIxylY), [Corner Banca](https://www.youtube.com/watch?v=HVPKSefazl4), [DB Schenker](https://www.cncf.io/case-studies/db-schenker/), [eBay](https://www.youtube.com/watch?v=xEa4KFf5FzY), [ECCO](https://www.cncf.io/case-studies/ecco/), [G-Research](https://www.youtube.com/watch?v=kjSFN34dROQ), [Social Network Company](https://cilium.io/blog/2025/04/15/tetragon-social-networking-user-story/), and [Preferred Networks](https://www.youtube.com/watch?v=n7_I4zu6f_M) - **🇬🇧 London Events**: The community gathered at [CiliumCon](https://events.linuxfoundation.org/kubecon-cloudnativecon-europe/co-located-events/ciliumcon/) and the [Cilium Developer Summit](https://redirect.github.com/cilium/dev-summits/tree/main/2025-EU) in London - **🇺🇸 Atlanta Events**: Meet us at the upcoming [CiliumCon](https://events.linuxfoundation.org/kubecon-cloudnativecon-north-america/co-located-events/ciliumcon/) and Cilium Developers Summit in Atlanta, Georgia - **👥 SIG Community Meetings**: [SIG Community](https://redirect.github.com/cilium/community/tree/main/sig-community) now meets every first and third Thursday to foster, grow, and sustain the Cilium open source community #### 📔 Full CHANGELOG - Full CHANGELOG.md can be found [here](https://redirect.github.com/cilium/cilium/blob/v1.18.0/CHANGELOG.md). And finally, we would like to thank you to all contributors of Cilium that helped directly and indirectly with the project. The success of Cilium could not happen without all of you. ❤️ :people\_holding\_hands: ❤️ </details> --- ### Configuration 📅 **Schedule**: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined). 🚦 **Automerge**: Enabled. ♻ **Rebasing**: Whenever PR is behind base branch, or you tick the rebase/retry checkbox. 🔕 **Ignore**: Close this PR and you won't be reminded about these updates again. --- - [ ] If you want to rebase/retry this PR, check this box --- This PR was generated by [Mend Renovate](https://mend.io/renovate/). View the [repository job log](https://developer.mend.io/github/lambchop4prez/network).  Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

…ilium ( 1.17.6 → 1.18.0 ) (#709) This PR contains the following updates: | Package | Update | Change | |---|---|---| | [ghcr.io/home-operations/charts-mirror/cilium](https://cilium.io/) ([source](https://redirect.github.com/cilium/cilium)) | minor | `1.17.6` -> `1.18.0` | --- ### Release Notes <details> <summary>cilium/cilium (ghcr.io/home-operations/charts-mirror/cilium)</summary> ### [`v1.18.0`](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0): 1.18.0 [Compare Source](https://redirect.github.com/cilium/cilium/compare/1.17.6...1.18.0) We are excited to announce the **[Cilium 1.18.0](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0)** release! A total of **3298 new commits** have been contributed to this release by a growing community of over **955 developers** and over **22,000 GitHub stars**! ⭐ To keep up to date with all the latest Cilium releases, see [Announcements](https://redirect.github.com/cilium/cilium/discussions/categories/announcements) Here's what's new in [v1.18.0](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0): #### 🚠 Networking - **⚖️ Load Balancing Redesign**: The service load-balancing control-plane in the Cilium agent has been redesigned to reduce memory usage and improve future extensibility of load-balancing features ([cilium/cilium#38469](https://redirect.github.com/cilium/cilium/pull/38469), [@joamaki](https://redirect.github.com/joamaki)) - **🔌 Virtual Network Devices**: Added support for new virtual network device configurations such as VXLAN in IPsec (VinE) and IPIP tunnels ([cilium/cilium#37723](https://redirect.github.com/cilium/cilium/pull/37723), [@ldelossa](https://redirect.github.com/ldelossa); [cilium/cilium#37346](https://redirect.github.com/cilium/cilium/pull/37346), [@gyutaeb](https://redirect.github.com/gyutaeb)) - **Ⓜ️ Multiple Egress Gateways**: Egress Gateways policies can now direct traffic towards multiple gateway nodes ([cilium/cilium#39304](https://redirect.github.com/cilium/cilium/pull/39304), [@carlos-abad](https://redirect.github.com/carlos-abad)) - **🚦 Ingress Rate Limiting**: The bandwidth manager now supports ingress rate limiting ([cilium/cilium#36351](https://redirect.github.com/cilium/cilium/pull/36351), [@l1b0k](https://redirect.github.com/l1b0k)) - **📢 Multi-Device L2 Announcements**: The L2 pod announcement feature now supports multiple devices ([cilium/cilium#38198](https://redirect.github.com/cilium/cilium/pull/38198), [@dylandreimerink](https://redirect.github.com/dylandreimerink)) - **🏢 Neighbor Subsystem Rework**: The neighbor subsystem was made more resilient through a new system that reconciles desired neighbor entries with the kernel state ([cilium/cilium#39987](https://redirect.github.com/cilium/cilium/pull/39987), [@dylandreimerink](https://redirect.github.com/dylandreimerink)) #### 🌐 IPv6 - **🚇 Tunneling Underlay**: The tunneling datapath mode now supports using an IPv6 network underlay, including when configured with IPsec transparent encryption ([cilium/cilium#38296](https://redirect.github.com/cilium/cilium/pull/38296), [cilium/cilium#39497](https://redirect.github.com/cilium/cilium/pull/39497), [@pchaigno](https://redirect.github.com/pchaigno)) - **💬 Kube Proxy Replacement**: Cilium now implements service translation when running on an IPv6 underlay ([cilium/cilium#39074](https://redirect.github.com/cilium/cilium/pull/39074), [@pchaigno](https://redirect.github.com/pchaigno)) - **📋 Delegated IPAM**: When delegating IP address management to a third party plugin, Cilium now configures IPv6 routes for connectivity if the plugin supports IPv6 ([cilium/cilium#38249](https://redirect.github.com/cilium/cilium/pull/38249), [@caorui-io](https://redirect.github.com/caorui-io), [@kadevu](https://redirect.github.com/kadevu)) - **📦 IP Fragment Support**: Cilium now processes ordered IPv6 fragments to apply policy and routing functionality ([cilium/cilium#38110](https://redirect.github.com/cilium/cilium/pull/38110), [@gentoo-root](https://redirect.github.com/gentoo-root)) - **🚪 Egress gateway policies** can now match IPv6 address ranges ([cilium/cilium#38452](https://redirect.github.com/cilium/cilium/pull/38452), [@rgo3](https://redirect.github.com/rgo3)) #### 🛡️ Policy & Observability - **🏷️ Policy Names in Hubble-CLI**: Show the names of (C)CNPs that allowed or denied traffic when monitoring flows in Hubble ([cilium/cilium#39453](https://redirect.github.com/cilium/cilium/pull/39453), [@antonipp](https://redirect.github.com/antonipp)) - **📝 Policy Log Fields**: A new free-text log field is added to policies, which is exposed in Hubble flows for easy correlation and searching ([cilium/cilium#39902](https://redirect.github.com/cilium/cilium/pull/39902), [@squeed](https://redirect.github.com/squeed)) - **🛰️ Encapsulated Traffic Decoding**: Hubble decodes encapsulated traffic for deeper introspection into traffic flows ([cilium/cilium#37634](https://redirect.github.com/cilium/cilium/pull/37634), [@kaworu](https://redirect.github.com/kaworu)) - **🏰 ClusterMesh Policy Restriction**: A new option allows the **cluster** entity to apply only to the local cluster in ClusterMesh environment ([cilium/cilium#39338](https://redirect.github.com/cilium/cilium/pull/39338), [@MrFreezeex](https://redirect.github.com/MrFreezeex)) - **✨ Enhanced Policy Dashboard**: The Policy section of the Cilium Grafana dashboard has been improved to show more relevant graphs, including policy drops in both directions ([cilium/cilium#36492](https://redirect.github.com/cilium/cilium/pull/36492), [cilium/cilium#37445](https://redirect.github.com/cilium/cilium/pull/37445), [@squeed](https://redirect.github.com/squeed)) #### 🌅 Performance - **📊 Scale Test Results**: Cilium implements policies and services up to 45% faster in higher scale environments (Various; [@marseel](https://redirect.github.com/marseel), [cilium/cilium#40227](https://redirect.github.com/cilium/cilium/pull/40227)) - **📦 Image Size Reduction**: Docker image sizes are reduced by 32% on arm64 architecture images ([cilium/cilium#40005](https://redirect.github.com/cilium/cilium/pull/40005), [@marseel](https://redirect.github.com/marseel)) - **⚡ Improved Policy Performance**: The DNS proxy can process large numbers of IPs faster, and the EndpointSelector match implementation has been optimized ([cilium/cilium#39340](https://redirect.github.com/cilium/cilium/pull/39340), [@squeed](https://redirect.github.com/squeed); [cilium/cilium#40414](https://redirect.github.com/cilium/cilium/pull/40414), [@marseel](https://redirect.github.com/marseel)) - **🪞 EndpointSlice Mirroring for Multi-Cluster Services**: Clustermesh mirrors EndpointSlice from the local cluster instead of copying the Service selectors when using the MCS-API controller ([cilium/cilium#38596](https://redirect.github.com/cilium/cilium/pull/38596), [@MrFreezeex](https://redirect.github.com/MrFreezeex)) - **🌐 KVStoreMesh Optimization**: Cross-cluster state distribution is optimized by only synchronizing identities keyed by ID, not by value ([cilium/cilium#36471](https://redirect.github.com/cilium/cilium/pull/36471), [@HadrienPatte](https://redirect.github.com/HadrienPatte)) - **🧠 Egress Gateway Processing**: Egress gateway policy processing is significantly improved when matching a large number of pods ([cilium/cilium#37714](https://redirect.github.com/cilium/cilium/pull/37714), [@giorio94](https://redirect.github.com/giorio94)) - **🗑️ Optimized Garbage Collection for Connection Tracking**: Cilium leverages batched iterators for CTMap GC ([cilium/cilium#36288](https://redirect.github.com/cilium/cilium/pull/36288), [@tommyp1ckles](https://redirect.github.com/tommyp1ckles)) #### ⚙️ Operations - **📈 API Server Connections at Scale**: Improve kube-apiserver connections behavior at scale through failover and setting better jitter and backoff configurations ([cilium/cilium#37601](https://redirect.github.com/cilium/cilium/pull/37601), [@aditighag](https://redirect.github.com/aditighag); [cilium/cilium#38031](https://redirect.github.com/cilium/cilium/pull/38031), [@orange30](https://redirect.github.com/orange30); [cilium/cilium#36648](https://redirect.github.com/cilium/cilium/pull/36648), [@wedaly](https://redirect.github.com/wedaly)) - **🔄 ConfigMap Synchronization**: New option to automatically synchronize ConfigMap changes into the agent and report metrics for when the effective configuration is different from the desired configuration ([cilium/cilium#36510](https://redirect.github.com/cilium/cilium/pull/36510), [@ovidiutirla](https://redirect.github.com/ovidiutirla)) - **🎓 CRD Promotion to Stable**: Promote **CiliumCIDRGroup**, **CiliumLoadBalancerIPPool** and all **BGP** CRDs to stable API ([cilium/cilium#38940](https://redirect.github.com/cilium/cilium/pull/38940), [@christarazi](https://redirect.github.com/christarazi); [cilium/cilium#39090](https://redirect.github.com/cilium/cilium/pull/39090), [@pippolo84](https://redirect.github.com/pippolo84); [cilium/cilium#37765](https://redirect.github.com/cilium/cilium/pull/37765), [@rastislavs](https://redirect.github.com/rastislavs)) - **⛔ Node Taints Handling**: The cilium-operator Deployment uses a new default set of taints which avoids deploying to a drained node ([cilium/cilium#40137](https://redirect.github.com/cilium/cilium/pull/40137), [@Murat](https://redirect.github.com/Murat) Parlakisik) - **:wood: Migrate to Slog**: Cilium now uses slog as log library for all components ([cilium/cilium#39664](https://redirect.github.com/cilium/cilium/pull/39664), [@aanm](https://redirect.github.com/aanm)) - **🔧 Cilium dependencies** were updated to Kubernetes v1.33, Envoy v1.34, LLVM 19.1, and CNI v1.1 ([cilium/cilium#39124](https://redirect.github.com/cilium/cilium/pull/39124), [cilium/cilium#40175](https://redirect.github.com/cilium/cilium/pull/40175), [cilium/cilium#39632](https://redirect.github.com/cilium/cilium/pull/39632), [@sayboras](https://redirect.github.com/sayboras); [cilium/cilium#38868](https://redirect.github.com/cilium/cilium/pull/38868), [@squeed](https://redirect.github.com/squeed)) - **🐧 Minimum Linux Requirements**: The minimum kernel version for this release series is Linux v5.10 or similar, such as RHEL 8.6 ([cilium/cilium#38308](https://redirect.github.com/cilium/cilium/pull/38308), [@julianwiedmann](https://redirect.github.com/julianwiedmann)) #### 🕸️ Service Mesh & Gateway API - **⛩️ Gateway API v1.3.0**: Gateway API support is bumped to v1.3.0 ([cilium/cilium#39590](https://redirect.github.com/cilium/cilium/pull/39590), [@sayboras](https://redirect.github.com/sayboras)) - **🔗 Improved GatewayClass Configuration**: The new CiliumGatewayClassConfig object adds service type validation allows the configuration of extra settings on a per-GatewayClass level: LoadBalancerSourceRangesPolicy, ParametersRef fields. This allows Cilium to reconcile multiple GatewayClasses with different configurations ([cilium/cilium#37792](https://redirect.github.com/cilium/cilium/pull/37792), [cilium/cilium#37402](https://redirect.github.com/cilium/cilium/pull/37402), [cilium/cilium#40138](https://redirect.github.com/cilium/cilium/pull/40138), [@sayboras](https://redirect.github.com/sayboras)) - **🚏 Multiple HTTPRoutes**: GAMMA reconciler now supports attaching multiple HTTPRoutes to the same Service ([cilium/cilium#39922](https://redirect.github.com/cilium/cilium/pull/39922), [@youngnick](https://redirect.github.com/youngnick)) - **🪄 Route Changes Reconciliation**: Reconcile Gateway API based on all changes to routes. This allows label updates to trigger reconciliation correctly, amongst other things ([cilium/cilium#37798](https://redirect.github.com/cilium/cilium/pull/37798), [@sayboras](https://redirect.github.com/sayboras)) #### 🏷️ IP Address Management - **☁️ AWS Prefix Delegation**: Prefix delegation on AWS bare metal instances is now supported natively in Cilium's AWS ENI IPAM mode ([cilium/cilium#39678](https://redirect.github.com/cilium/cilium/pull/39678), [@41ks](https://redirect.github.com/41ks)) - **🏬 Multi-Pool IPAM with KVStore**: Add support for Multi-Pool IPAM in external KVstore mode ([cilium/cilium#39638](https://redirect.github.com/cilium/cilium/pull/39638), [@pippolo84](https://redirect.github.com/pippolo84)) - **🔐 Multi-Pool IPAM with IPSec**: Add support for Multi-Pool IPAM mode with IPSec transparent encryption in tunnel routing mode ([cilium/cilium#39442](https://redirect.github.com/cilium/cilium/pull/39442), [@pippolo84](https://redirect.github.com/pippolo84)) - **↪️ Multi-Pool Tunnel Routing**: Add support for tunnel routing in multi-pool IPAM mode ([cilium/cilium#38483](https://redirect.github.com/cilium/cilium/pull/38483), [@pippolo84](https://redirect.github.com/pippolo84)) #### 🛣️ BGP - **📇 Route Aggregation**: Add support for BGP route aggregation in the control plane ([cilium/cilium#37275](https://redirect.github.com/cilium/cilium/pull/37275), [@romanspb80](https://redirect.github.com/romanspb80)) - **🎯 Overlapping Selector Matches**: Support overlapping selector matches in **CiliumBGPAdvertisement** resources ([cilium/cilium#36414](https://redirect.github.com/cilium/cilium/pull/36414), [@dswaffordcw](https://redirect.github.com/dswaffordcw)) - **🆔 New Router ID generation modes**: Generate router-id based on MAC addresses, or from an IP address pool ([cilium/cilium#36451](https://redirect.github.com/cilium/cilium/pull/36451), [@yushoyamaguchi](https://redirect.github.com/yushoyamaguchi); [cilium/cilium#38300](https://redirect.github.com/cilium/cilium/pull/38300), [@liyihuang](https://redirect.github.com/liyihuang)) #### 🧑‍💻 Development Experience - **🧪 Test attribution**: Identify owners of test in GitHub workflow results to make it easier to connect with other developers on tricky problems ([cilium/cilium#37027](https://redirect.github.com/cilium/cilium/pull/37027), [@Joe](https://redirect.github.com/Joe) Stringer) - **🛏️ Policy REST API**: The Cilium policy API exposed over a local unix socket is deprecated. The other mechanisms to configure policy via Kubernetes resources or the local filesystem are preferred ([cilium/cilium#40212](https://redirect.github.com/cilium/cilium/pull/40212), [@squeed](https://redirect.github.com/squeed)) - **🏗️ Feature Deprecation**: Deprecate underused features like Custom Calls, Recorder API and External Workloads ([cilium/cilium#38480](https://redirect.github.com/cilium/cilium/pull/38480), [cilium/cilium#39642](https://redirect.github.com/cilium/cilium/pull/39642), [cilium/cilium#37418](https://redirect.github.com/cilium/cilium/pull/37418), [@brb](https://redirect.github.com/brb)) #### 🏢 Community - **❤️ Production Case Studies**: Many end-users have stepped forward to tell their stories running Cilium in production. If your company wants to submit their case studies let us know. We would love to hear your feedback! - [ByteDance](https://www.youtube.com/watch?v=cKPW67D7X10), [Canopus Networks](https://www.youtube.com/watch?v=YXl9xuIxylY), [Corner Banca](https://www.youtube.com/watch?v=HVPKSefazl4), [DB Schenker](https://www.cncf.io/case-studies/db-schenker/), [eBay](https://www.youtube.com/watch?v=xEa4KFf5FzY), [ECCO](https://www.cncf.io/case-studies/ecco/), [G-Research](https://www.youtube.com/watch?v=kjSFN34dROQ), [Social Network Company](https://cilium.io/blog/2025/04/15/tetragon-social-networking-user-story/), and [Preferred Networks](https://www.youtube.com/watch?v=n7_I4zu6f_M) - **🇬🇧 London Events**: The community gathered at [CiliumCon](https://events.linuxfoundation.org/kubecon-cloudnativecon-europe/co-located-events/ciliumcon/) and the [Cilium Developer Summit](https://redirect.github.com/cilium/dev-summits/tree/main/2025-EU) in London - **🇺🇸 Atlanta Events**: Meet us at the upcoming [CiliumCon](https://events.linuxfoundation.org/kubecon-cloudnativecon-north-america/co-located-events/ciliumcon/) and Cilium Developers Summit in Atlanta, Georgia - **👥 SIG Community Meetings**: [SIG Community](https://redirect.github.com/cilium/community/tree/main/sig-community) now meets every first and third Thursday to foster, grow, and sustain the Cilium open source community #### 📔 Full CHANGELOG - Full CHANGELOG.md can be found [here](https://redirect.github.com/cilium/cilium/blob/v1.18.0/CHANGELOG.md). And finally, we would like to thank you to all contributors of Cilium that helped directly and indirectly with the project. The success of Cilium could not happen without all of you. ❤️ :people\_holding\_hands: ❤️ </details> --- ### Configuration 📅 **Schedule**: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined). 🚦 **Automerge**: Disabled by config. Please merge this manually once you are satisfied. ♻ **Rebasing**: Whenever PR is behind base branch, or you tick the rebase/retry checkbox. 🔕 **Ignore**: Close this PR and you won't be reminded about this update again. --- - [ ] If you want to rebase/retry this PR, check this box --- This PR has been generated by [Renovate Bot](https://redirect.github.com/renovatebot/renovate).  Co-authored-by: bot-nicole[bot] <205127124+bot-nicole[bot]@users.noreply.github.com>

This PR contains the following updates: | Package | Update | Change | |---|---|---| | [cilium](https://cilium.io/) ([source](https://redirect.github.com/cilium/cilium)) | minor | `1.17.6` -> `1.18.0` | --- ### Release Notes <details> <summary>cilium/cilium (cilium)</summary> ### [`v1.18.0`](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0): 1.18.0 [Compare Source](https://redirect.github.com/cilium/cilium/compare/1.17.6...1.18.0) We are excited to announce the **[Cilium 1.18.0](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0)** release! A total of **3298 new commits** have been contributed to this release by a growing community of over **955 developers** and over **22,000 GitHub stars**! ⭐ To keep up to date with all the latest Cilium releases, see [Announcements](https://redirect.github.com/cilium/cilium/discussions/categories/announcements) Here's what's new in [v1.18.0](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0): #### 🚠 Networking - **⚖️ Load Balancing Redesign**: The service load-balancing control-plane in the Cilium agent has been redesigned to reduce memory usage and improve future extensibility of load-balancing features ([cilium/cilium#38469](https://redirect.github.com/cilium/cilium/pull/38469), [@joamaki](https://redirect.github.com/joamaki)) - **🔌 Virtual Network Devices**: Added support for new virtual network device configurations such as VXLAN in IPsec (VinE) and IPIP tunnels ([cilium/cilium#37723](https://redirect.github.com/cilium/cilium/pull/37723), [@ldelossa](https://redirect.github.com/ldelossa); [cilium/cilium#37346](https://redirect.github.com/cilium/cilium/pull/37346), [@gyutaeb](https://redirect.github.com/gyutaeb)) - **Ⓜ️ Multiple Egress Gateways**: Egress Gateways policies can now direct traffic towards multiple gateway nodes ([cilium/cilium#39304](https://redirect.github.com/cilium/cilium/pull/39304), [@carlos-abad](https://redirect.github.com/carlos-abad)) - **🚦 Ingress Rate Limiting**: The bandwidth manager now supports ingress rate limiting ([cilium/cilium#36351](https://redirect.github.com/cilium/cilium/pull/36351), [@l1b0k](https://redirect.github.com/l1b0k)) - **📢 Multi-Device L2 Announcements**: The L2 pod announcement feature now supports multiple devices ([cilium/cilium#38198](https://redirect.github.com/cilium/cilium/pull/38198), [@dylandreimerink](https://redirect.github.com/dylandreimerink)) - **🏢 Neighbor Subsystem Rework**: The neighbor subsystem was made more resilient through a new system that reconciles desired neighbor entries with the kernel state ([cilium/cilium#39987](https://redirect.github.com/cilium/cilium/pull/39987), [@dylandreimerink](https://redirect.github.com/dylandreimerink)) #### 🌐 IPv6 - **🚇 Tunneling Underlay**: The tunneling datapath mode now supports using an IPv6 network underlay, including when configured with IPsec transparent encryption ([cilium/cilium#38296](https://redirect.github.com/cilium/cilium/pull/38296), [cilium/cilium#39497](https://redirect.github.com/cilium/cilium/pull/39497), [@pchaigno](https://redirect.github.com/pchaigno)) - **💬 Kube Proxy Replacement**: Cilium now implements service translation when running on an IPv6 underlay ([cilium/cilium#39074](https://redirect.github.com/cilium/cilium/pull/39074), [@pchaigno](https://redirect.github.com/pchaigno)) - **📋 Delegated IPAM**: When delegating IP address management to a third party plugin, Cilium now configures IPv6 routes for connectivity if the plugin supports IPv6 ([cilium/cilium#38249](https://redirect.github.com/cilium/cilium/pull/38249), [@caorui-io](https://redirect.github.com/caorui-io), [@kadevu](https://redirect.github.com/kadevu)) - **📦 IP Fragment Support**: Cilium now processes ordered IPv6 fragments to apply policy and routing functionality ([cilium/cilium#38110](https://redirect.github.com/cilium/cilium/pull/38110), [@gentoo-root](https://redirect.github.com/gentoo-root)) - **🚪 Egress gateway policies** can now match IPv6 address ranges ([cilium/cilium#38452](https://redirect.github.com/cilium/cilium/pull/38452), [@rgo3](https://redirect.github.com/rgo3)) #### 🛡️ Policy & Observability - **🏷️ Policy Names in Hubble-CLI**: Show the names of (C)CNPs that allowed or denied traffic when monitoring flows in Hubble ([cilium/cilium#39453](https://redirect.github.com/cilium/cilium/pull/39453), [@antonipp](https://redirect.github.com/antonipp)) - **📝 Policy Log Fields**: A new free-text log field is added to policies, which is exposed in Hubble flows for easy correlation and searching ([cilium/cilium#39902](https://redirect.github.com/cilium/cilium/pull/39902), [@squeed](https://redirect.github.com/squeed)) - **🛰️ Encapsulated Traffic Decoding**: Hubble decodes encapsulated traffic for deeper introspection into traffic flows ([cilium/cilium#37634](https://redirect.github.com/cilium/cilium/pull/37634), [@kaworu](https://redirect.github.com/kaworu)) - **🏰 ClusterMesh Policy Restriction**: A new option allows the **cluster** entity to apply only to the local cluster in ClusterMesh environment ([cilium/cilium#39338](https://redirect.github.com/cilium/cilium/pull/39338), [@MrFreezeex](https://redirect.github.com/MrFreezeex)) - **✨ Enhanced Policy Dashboard**: The Policy section of the Cilium Grafana dashboard has been improved to show more relevant graphs, including policy drops in both directions ([cilium/cilium#36492](https://redirect.github.com/cilium/cilium/pull/36492), [cilium/cilium#37445](https://redirect.github.com/cilium/cilium/pull/37445), [@squeed](https://redirect.github.com/squeed)) #### 🌅 Performance - **📊 Scale Test Results**: Cilium implements policies and services up to 45% faster in higher scale environments (Various; [@marseel](https://redirect.github.com/marseel), [cilium/cilium#40227](https://redirect.github.com/cilium/cilium/pull/40227)) - **📦 Image Size Reduction**: Docker image sizes are reduced by 32% on arm64 architecture images ([cilium/cilium#40005](https://redirect.github.com/cilium/cilium/pull/40005), [@marseel](https://redirect.github.com/marseel)) - **⚡ Improved Policy Performance**: The DNS proxy can process large numbers of IPs faster, and the EndpointSelector match implementation has been optimized ([cilium/cilium#39340](https://redirect.github.com/cilium/cilium/pull/39340), [@squeed](https://redirect.github.com/squeed); [cilium/cilium#40414](https://redirect.github.com/cilium/cilium/pull/40414), [@marseel](https://redirect.github.com/marseel)) - **🪞 EndpointSlice Mirroring for Multi-Cluster Services**: Clustermesh mirrors EndpointSlice from the local cluster instead of copying the Service selectors when using the MCS-API controller ([cilium/cilium#38596](https://redirect.github.com/cilium/cilium/pull/38596), [@MrFreezeex](https://redirect.github.com/MrFreezeex)) - **🌐 KVStoreMesh Optimization**: Cross-cluster state distribution is optimized by only synchronizing identities keyed by ID, not by value ([cilium/cilium#36471](https://redirect.github.com/cilium/cilium/pull/36471), [@HadrienPatte](https://redirect.github.com/HadrienPatte)) - **🧠 Egress Gateway Processing**: Egress gateway policy processing is significantly improved when matching a large number of pods ([cilium/cilium#37714](https://redirect.github.com/cilium/cilium/pull/37714), [@giorio94](https://redirect.github.com/giorio94)) - **🗑️ Optimized Garbage Collection for Connection Tracking**: Cilium leverages batched iterators for CTMap GC ([cilium/cilium#36288](https://redirect.github.com/cilium/cilium/pull/36288), [@tommyp1ckles](https://redirect.github.com/tommyp1ckles)) #### ⚙️ Operations - **📈 API Server Connections at Scale**: Improve kube-apiserver connections behavior at scale through failover and setting better jitter and backoff configurations ([cilium/cilium#37601](https://redirect.github.com/cilium/cilium/pull/37601), [@aditighag](https://redirect.github.com/aditighag); [cilium/cilium#38031](https://redirect.github.com/cilium/cilium/pull/38031), [@orange30](https://redirect.github.com/orange30); [cilium/cilium#36648](https://redirect.github.com/cilium/cilium/pull/36648), [@wedaly](https://redirect.github.com/wedaly)) - **🔄 ConfigMap Synchronization**: New option to automatically synchronize ConfigMap changes into the agent and report metrics for when the effective configuration is different from the desired configuration ([cilium/cilium#36510](https://redirect.github.com/cilium/cilium/pull/36510), [@ovidiutirla](https://redirect.github.com/ovidiutirla)) - **🎓 CRD Promotion to Stable**: Promote **CiliumCIDRGroup**, **CiliumLoadBalancerIPPool** and all **BGP** CRDs to stable API ([cilium/cilium#38940](https://redirect.github.com/cilium/cilium/pull/38940), [@christarazi](https://redirect.github.com/christarazi); [cilium/cilium#39090](https://redirect.github.com/cilium/cilium/pull/39090), [@pippolo84](https://redirect.github.com/pippolo84); [cilium/cilium#37765](https://redirect.github.com/cilium/cilium/pull/37765), [@rastislavs](https://redirect.github.com/rastislavs)) - **⛔ Node Taints Handling**: The cilium-operator Deployment uses a new default set of taints which avoids deploying to a drained node ([cilium/cilium#40137](https://redirect.github.com/cilium/cilium/pull/40137), [@Murat](https://redirect.github.com/Murat) Parlakisik) - **:wood: Migrate to Slog**: Cilium now uses slog as log library for all components ([cilium/cilium#39664](https://redirect.github.com/cilium/cilium/pull/39664), [@aanm](https://redirect.github.com/aanm)) - **🔧 Cilium dependencies** were updated to Kubernetes v1.33, Envoy v1.34, LLVM 19.1, and CNI v1.1 ([cilium/cilium#39124](https://redirect.github.com/cilium/cilium/pull/39124), [cilium/cilium#40175](https://redirect.github.com/cilium/cilium/pull/40175), [cilium/cilium#39632](https://redirect.github.com/cilium/cilium/pull/39632), [@sayboras](https://redirect.github.com/sayboras); [cilium/cilium#38868](https://redirect.github.com/cilium/cilium/pull/38868), [@squeed](https://redirect.github.com/squeed)) - **🐧 Minimum Linux Requirements**: The minimum kernel version for this release series is Linux v5.10 or similar, such as RHEL 8.6 ([cilium/cilium#38308](https://redirect.github.com/cilium/cilium/pull/38308), [@julianwiedmann](https://redirect.github.com/julianwiedmann)) #### 🕸️ Service Mesh & Gateway API - **⛩️ Gateway API v1.3.0**: Gateway API support is bumped to v1.3.0 ([cilium/cilium#39590](https://redirect.github.com/cilium/cilium/pull/39590), [@sayboras](https://redirect.github.com/sayboras)) - **🔗 Improved GatewayClass Configuration**: The new CiliumGatewayClassConfig object adds service type validation allows the configuration of extra settings on a per-GatewayClass level: LoadBalancerSourceRangesPolicy, ParametersRef fields. This allows Cilium to reconcile multiple GatewayClasses with different configurations ([cilium/cilium#37792](https://redirect.github.com/cilium/cilium/pull/37792), [cilium/cilium#37402](https://redirect.github.com/cilium/cilium/pull/37402), [cilium/cilium#40138](https://redirect.github.com/cilium/cilium/pull/40138), [@sayboras](https://redirect.github.com/sayboras)) - **🚏 Multiple HTTPRoutes**: GAMMA reconciler now supports attaching multiple HTTPRoutes to the same Service ([cilium/cilium#39922](https://redirect.github.com/cilium/cilium/pull/39922), [@youngnick](https://redirect.github.com/youngnick)) - **🪄 Route Changes Reconciliation**: Reconcile Gateway API based on all changes to routes. This allows label updates to trigger reconciliation correctly, amongst other things ([cilium/cilium#37798](https://redirect.github.com/cilium/cilium/pull/37798), [@sayboras](https://redirect.github.com/sayboras)) #### 🏷️ IP Address Management - **☁️ AWS Prefix Delegation**: Prefix delegation on AWS bare metal instances is now supported natively in Cilium's AWS ENI IPAM mode ([cilium/cilium#39678](https://redirect.github.com/cilium/cilium/pull/39678), [@41ks](https://redirect.github.com/41ks)) - **🏬 Multi-Pool IPAM with KVStore**: Add support for Multi-Pool IPAM in external KVstore mode ([cilium/cilium#39638](https://redirect.github.com/cilium/cilium/pull/39638), [@pippolo84](https://redirect.github.com/pippolo84)) - **🔐 Multi-Pool IPAM with IPSec**: Add support for Multi-Pool IPAM mode with IPSec transparent encryption in tunnel routing mode ([cilium/cilium#39442](https://redirect.github.com/cilium/cilium/pull/39442), [@pippolo84](https://redirect.github.com/pippolo84)) - **↪️ Multi-Pool Tunnel Routing**: Add support for tunnel routing in multi-pool IPAM mode ([cilium/cilium#38483](https://redirect.github.com/cilium/cilium/pull/38483), [@pippolo84](https://redirect.github.com/pippolo84)) #### 🛣️ BGP - **📇 Route Aggregation**: Add support for BGP route aggregation in the control plane ([cilium/cilium#37275](https://redirect.github.com/cilium/cilium/pull/37275), [@romanspb80](https://redirect.github.com/romanspb80)) - **🎯 Overlapping Selector Matches**: Support overlapping selector matches in **CiliumBGPAdvertisement** resources ([cilium/cilium#36414](https://redirect.github.com/cilium/cilium/pull/36414), [@dswaffordcw](https://redirect.github.com/dswaffordcw)) - **🆔 New Router ID generation modes**: Generate router-id based on MAC addresses, or from an IP address pool ([cilium/cilium#36451](https://redirect.github.com/cilium/cilium/pull/36451), [@yushoyamaguchi](https://redirect.github.com/yushoyamaguchi); [cilium/cilium#38300](https://redirect.github.com/cilium/cilium/pull/38300), [@liyihuang](https://redirect.github.com/liyihuang)) #### 🧑‍💻 Development Experience - **🧪 Test attribution**: Identify owners of test in GitHub workflow results to make it easier to connect with other developers on tricky problems ([cilium/cilium#37027](https://redirect.github.com/cilium/cilium/pull/37027), [@Joe](https://redirect.github.com/Joe) Stringer) - **🛏️ Policy REST API**: The Cilium policy API exposed over a local unix socket is deprecated. The other mechanisms to configure policy via Kubernetes resources or the local filesystem are preferred ([cilium/cilium#40212](https://redirect.github.com/cilium/cilium/pull/40212), [@squeed](https://redirect.github.com/squeed)) - **🏗️ Feature Deprecation**: Deprecate underused features like Custom Calls, Recorder API and External Workloads ([cilium/cilium#38480](https://redirect.github.com/cilium/cilium/pull/38480), [cilium/cilium#39642](https://redirect.github.com/cilium/cilium/pull/39642), [cilium/cilium#37418](https://redirect.github.com/cilium/cilium/pull/37418), [@brb](https://redirect.github.com/brb)) #### 🏢 Community - **❤️ Production Case Studies**: Many end-users have stepped forward to tell their stories running Cilium in production. If your company wants to submit their case studies let us know. We would love to hear your feedback! - [ByteDance](https://www.youtube.com/watch?v=cKPW67D7X10), [Canopus Networks](https://www.youtube.com/watch?v=YXl9xuIxylY), [Corner Banca](https://www.youtube.com/watch?v=HVPKSefazl4), [DB Schenker](https://www.cncf.io/case-studies/db-schenker/), [eBay](https://www.youtube.com/watch?v=xEa4KFf5FzY), [ECCO](https://www.cncf.io/case-studies/ecco/), [G-Research](https://www.youtube.com/watch?v=kjSFN34dROQ), [Social Network Company](https://cilium.io/blog/2025/04/15/tetragon-social-networking-user-story/), and [Preferred Networks](https://www.youtube.com/watch?v=n7_I4zu6f_M) - **🇬🇧 London Events**: The community gathered at [CiliumCon](https://events.linuxfoundation.org/kubecon-cloudnativecon-europe/co-located-events/ciliumcon/) and the [Cilium Developer Summit](https://redirect.github.com/cilium/dev-summits/tree/main/2025-EU) in London - **🇺🇸 Atlanta Events**: Meet us at the upcoming [CiliumCon](https://events.linuxfoundation.org/kubecon-cloudnativecon-north-america/co-located-events/ciliumcon/) and Cilium Developers Summit in Atlanta, Georgia - **👥 SIG Community Meetings**: [SIG Community](https://redirect.github.com/cilium/community/tree/main/sig-community) now meets every first and third Thursday to foster, grow, and sustain the Cilium open source community #### 📔 Full CHANGELOG - Full CHANGELOG.md can be found [here](https://redirect.github.com/cilium/cilium/blob/v1.18.0/CHANGELOG.md). And finally, we would like to thank you to all contributors of Cilium that helped directly and indirectly with the project. The success of Cilium could not happen without all of you. ❤️ :people\_holding\_hands: ❤️ </details> --- ### Configuration 📅 **Schedule**: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined). 🚦 **Automerge**: Enabled. ♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox. 🔕 **Ignore**: Close this PR and you won't be reminded about this update again. --- - [ ] If you want to rebase/retry this PR, check this box --- This PR was generated by [Mend Renovate](https://mend.io/renovate/). View the [repository job log](https://developer.mend.io/github/rupaschomaker/home-cluster).  Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

This PR contains the following updates: | Package | Update | Change | |---|---|---| | [cilium](https://cilium.io/) ([source](https://github.com/cilium/cilium)) | minor | `1.17.6` -> `1.18.0` | --- ### Release Notes <details> <summary>cilium/cilium (cilium)</summary> ### [`v1.18.0`](https://github.com/cilium/cilium/releases/tag/v1.18.0): 1.18.0 [Compare Source](cilium/cilium@1.17.6...1.18.0) We are excited to announce the **[Cilium 1.18.0](https://github.com/cilium/cilium/releases/tag/v1.18.0)** release! A total of **3298 new commits** have been contributed to this release by a growing community of over **955 developers** and over **22,000 GitHub stars**! ⭐ To keep up to date with all the latest Cilium releases, see [Announcements](https://github.com/cilium/cilium/discussions/categories/announcements) Here's what's new in [v1.18.0](https://github.com/cilium/cilium/releases/tag/v1.18.0): #### 🚠 Networking - **⚖️ Load Balancing Redesign**: The service load-balancing control-plane in the Cilium agent has been redesigned to reduce memory usage and improve future extensibility of load-balancing features ([cilium/cilium#38469](cilium/cilium#38469), [@joamaki](https://github.com/joamaki)) - **🔌 Virtual Network Devices**: Added support for new virtual network device configurations such as VXLAN in IPsec (VinE) and IPIP tunnels ([cilium/cilium#37723](cilium/cilium#37723), [@ldelossa](https://github.com/ldelossa); [cilium/cilium#37346](cilium/cilium#37346), [@gyutaeb](https://github.com/gyutaeb)) - **Ⓜ️ Multiple Egress Gateways**: Egress Gateways policies can now direct traffic towards multiple gateway nodes ([cilium/cilium#39304](cilium/cilium#39304), [@carlos-abad](https://github.com/carlos-abad)) - **🚦 Ingress Rate Limiting**: The bandwidth manager now supports ingress rate limiting ([cilium/cilium#36351](cilium/cilium#36351), [@l1b0k](https://github.com/l1b0k)) - **📢 Multi-Device L2 Announcements**: The L2 pod announcement feature now supports multiple devices ([cilium/cilium#38198](cilium/cilium#38198), [@dylandreimerink](https://github.com/dylandreimerink)) - **🏢 Neighbor Subsystem Rework**: The neighbor subsystem was made more resilient through a new system that reconciles desired neighbor entries with the kernel state ([cilium/cilium#39987](cilium/cilium#39987), [@dylandreimerink](https://github.com/dylandreimerink)) #### 🌐 IPv6 - **🚇 Tunneling Underlay**: The tunneling datapath mode now supports using an IPv6 network underlay, including when configured with IPsec transparent encryption ([cilium/cilium#38296](cilium/cilium#38296), [cilium/cilium#39497](cilium/cilium#39497), [@pchaigno](https://github.com/pchaigno)) - **💬 Kube Proxy Replacement**: Cilium now implements service translation when running on an IPv6 underlay ([cilium/cilium#39074](cilium/cilium#39074), [@pchaigno](https://github.com/pchaigno)) - **📋 Delegated IPAM**: When delegating IP address management to a third party plugin, Cilium now configures IPv6 routes for connectivity if the plugin supports IPv6 ([cilium/cilium#38249](cilium/cilium#38249), [@caorui-io](https://github.com/caorui-io), [@kadevu](https://github.com/kadevu)) - **📦 IP Fragment Support**: Cilium now processes ordered IPv6 fragments to apply policy and routing functionality ([cilium/cilium#38110](cilium/cilium#38110), [@gentoo-root](https://github.com/gentoo-root)) - **🚪 Egress gateway policies** can now match IPv6 address ranges ([cilium/cilium#38452](cilium/cilium#38452), [@rgo3](https://github.com/rgo3)) #### 🛡️ Policy & Observability - **🏷️ Policy Names in Hubble-CLI**: Show the names of (C)CNPs that allowed or denied traffic when monitoring flows in Hubble ([cilium/cilium#39453](cilium/cilium#39453), [@antonipp](https://github.com/antonipp)) - **📝 Policy Log Fields**: A new free-text log field is added to policies, which is exposed in Hubble flows for easy correlation and searching ([cilium/cilium#39902](cilium/cilium#39902), [@squeed](https://github.com/squeed)) - **🛰️ Encapsulated Traffic Decoding**: Hubble decodes encapsulated traffic for deeper introspection into traffic flows ([cilium/cilium#37634](cilium/cilium#37634), [@kaworu](https://github.com/kaworu)) - **🏰 ClusterMesh Policy Restriction**: A new option allows the **cluster** entity to apply only to the local cluster in ClusterMesh environment ([cilium/cilium#39338](cilium/cilium#39338), [@MrFreezeex](https://github.com/MrFreezeex)) - **✨ Enhanced Policy Dashboard**: The Policy section of the Cilium Grafana dashboard has been improved to show more relevant graphs, including policy drops in both directions ([cilium/cilium#36492](cilium/cilium#36492), [cilium/cilium#37445](cilium/cilium#37445), [@squeed](https://github.com/squeed)) #### 🌅 Performance - **📊 Scale Test Results**: Cilium implements policies and services up to 45% faster in higher scale environments (Various; [@marseel](https://github.com/marseel), [cilium/cilium#40227](cilium/cilium#40227)) - **📦 Image Size Reduction**: Docker image sizes are reduced by 32% on arm64 architecture images ([cilium/cilium#40005](cilium/cilium#40005), [@marseel](https://github.com/marseel)) - **⚡ Improved Policy Performance**: The DNS proxy can process large numbers of IPs faster, and the EndpointSelector match implementation has been optimized ([cilium/cilium#39340](cilium/cilium#39340), [@squeed](https://github.com/squeed); [cilium/cilium#40414](cilium/cilium#40414), [@marseel](https://github.com/marseel)) - **🪞 EndpointSlice Mirroring for Multi-Cluster Services**: Clustermesh mirrors EndpointSlice from the local cluster instead of copying the Service selectors when using the MCS-API controller ([cilium/cilium#38596](cilium/cilium#38596), [@MrFreezeex](https://github.com/MrFreezeex)) - **🌐 KVStoreMesh Optimization**: Cross-cluster state distribution is optimized by only synchronizing identities keyed by ID, not by value ([cilium/cilium#36471](cilium/cilium#36471), [@HadrienPatte](https://github.com/HadrienPatte)) - **🧠 Egress Gateway Processing**: Egress gateway policy processing is significantly improved when matching a large number of pods ([cilium/cilium#37714](cilium/cilium#37714), [@giorio94](https://github.com/giorio94)) - **🗑️ Optimized Garbage Collection for Connection Tracking**: Cilium leverages batched iterators for CTMap GC ([cilium/cilium#36288](cilium/cilium#36288), [@tommyp1ckles](https://github.com/tommyp1ckles)) #### ⚙️ Operations - **📈 API Server Connections at Scale**: Improve kube-apiserver connections behavior at scale through failover and setting better jitter and backoff configurations ([cilium/cilium#37601](cilium/cilium#37601), [@aditighag](https://github.com/aditighag); [cilium/cilium#38031](cilium/cilium#38031), [@orange30](https://github.com/orange30); [cilium/cilium#36648](cilium/cilium#36648), [@wedaly](https://github.com/wedaly)) - **🔄 ConfigMap Synchronization**: New option to automatically synchronize ConfigMap changes into the agent and report metrics for when the effective configuration is different from the desired configuration ([cilium/cilium#36510](cilium/cilium#36510), [@ovidiutirla](https://github.com/ovidiutirla)) - **🎓 CRD Promotion to Stable**: Promote **CiliumCIDRGroup**, **CiliumLoadBalancerIPPool** and all **BGP** CRDs to stable API ([cilium/cilium#38940](cilium/cilium#38940), [@christarazi](https://github.com/christarazi); [cilium/cilium#39090](cilium/cilium#39090), [@pippolo84](https://github.com/pippolo84); [cilium/cilium#37765](cilium/cilium#37765), [@rastislavs](https://github.com/rastislavs)) - **⛔ Node Taints Handling**: The cilium-operator Deployment uses a new default set of taints which avoids deploying to a drained node ([cilium/cilium#40137](cilium/cilium#40137), [@Murat](https://github.com/Murat) Parlakisik) - **:wood: Migrate to Slog**: Cilium now uses slog as log library for all components ([cilium/cilium#39664](cilium/cilium#39664), [@aanm](https://github.com/aanm)) - **🔧 Cilium dependencies** were updated to Kubernetes v1.33, Envoy v1.34, LLVM 19.1, and CNI v1.1 ([cilium/cilium#39124](cilium/cilium#39124), [cilium/cilium#40175](cilium/cilium#40175), [cilium/cilium#39632](cilium/cilium#39632), [@sayboras](https://github.com/sayboras); [cilium/cilium#38868](cilium/cilium#38868), [@squeed](https://github.com/squeed)) - **🐧 Minimum Linux Requirements**: The minimum kernel version for this release series is Linux v5.10 or similar, such as RHEL 8.6 ([cilium/cilium#38308](cilium/cilium#38308), [@julianwiedmann](https://github.com/julianwiedmann)) #### 🕸️ Service Mesh & Gateway API - **⛩️ Gateway API v1.3.0**: Gateway API support is bumped to v1.3.0 ([cilium/cilium#39590](cilium/cilium#39590), [@sayboras](https://github.com/sayboras)) - **🔗 Improved GatewayClass Configuration**: The new CiliumGatewayClassConfig object adds service type validation allows the configuration of extra settings on a per-GatewayClass level: LoadBalancerSourceRangesPolicy, ParametersRef fields. This allows Cilium to reconcile multiple GatewayClasses with different configurations ([cilium/cilium#37792](cilium/cilium#37792), [cilium/cilium#37402](cilium/cilium#37402), [cilium/cilium#40138](cilium/cilium#40138), [@sayboras](https://github.com/sayboras)) - **🚏 Multiple HTTPRoutes**: GAMMA reconciler now supports attaching multiple HTTPRoutes to the same Service ([cilium/cilium#39922](cilium/cilium#39922), [@youngnick](https://github.com/youngnick)) - **🪄 Route Changes Reconciliation**: Reconcile Gateway API based on all changes to routes. This allows label updates to trigger reconciliation correctly, amongst other things ([cilium/cilium#37798](cilium/cilium#37798), [@sayboras](https://github.com/sayboras)) #### 🏷️ IP Address Management - **☁️ AWS Prefix Delegation**: Prefix delegation on AWS bare metal instances is now supported natively in Cilium's AWS ENI IPAM mode ([cilium/cilium#39678](cilium/cilium#39678), [@41ks](https://github.com/41ks)) - **🏬 Multi-Pool IPAM with KVStore**: Add support for Multi-Pool IPAM in external KVstore mode ([cilium/cilium#39638](cilium/cilium#39638), [@pippolo84](https://github.com/pippolo84)) - **🔐 Multi-Pool IPAM with IPSec**: Add support for Multi-Pool IPAM mode with IPSec transparent encryption in tunnel routing mode ([cilium/cilium#39442](cilium/cilium#39442), [@pippolo84](https://github.com/pippolo84)) - **↪️ Multi-Pool Tunnel Routing**: Add support for tunnel routing in multi-pool IPAM mode ([cilium/cilium#38483](cilium/cilium#38483), [@pippolo84](https://github.com/pippolo84)) #### 🛣️ BGP - **📇 Route Aggregation**: Add support for BGP route aggregation in the control plane ([cilium/cilium#37275](cilium/cilium#37275), [@romanspb80](https://github.com/romanspb80)) - **🎯 Overlapping Selector Matches**: Support overlapping selector matches in **CiliumBGPAdvertisement** resources ([cilium/cilium#36414](cilium/cilium#36414), [@dswaffordcw](https://github.com/dswaffordcw)) - **🆔 New Router ID generation modes**: Generate router-id based on MAC addresses, or from an IP address pool ([cilium/cilium#36451](cilium/cilium#36451), [@yushoyamaguchi](https://github.com/yushoyamaguchi); [cilium/cilium#38300](cilium/cilium#38300), [@liyihuang](https://github.com/liyihuang)) #### 🧑‍💻 Development Experience - **🧪 Test attribution**: Identify owners of test in GitHub workflow results to make it easier to connect with other developers on tricky problems ([cilium/cilium#37027](cilium/cilium#37027), [@Joe](https://github.com/Joe) Stringer) - **🛏️ Policy REST API**: The Cilium policy API exposed over a local unix socket is deprecated. The other mechanisms to configure policy via Kubernetes resources or the local filesystem are preferred ([cilium/cilium#40212](cilium/cilium#40212), [@squeed](https://github.com/squeed)) - **🏗️ Feature Deprecation**: Deprecate underused features like Custom Calls, Recorder API and External Workloads ([cilium/cilium#38480](cilium/cilium#38480), [cilium/cilium#39642](cilium/cilium#39642), [cilium/cilium#37418](cilium/cilium#37418), [@brb](https://github.com/brb)) #### 🏢 Community - **❤️ Production Case Studies**: Many end-users have stepped forward to tell their stories running Cilium in production. If your company wants to submit their case studies let us know. We would love to hear your feedback! - [ByteDance](https://www.youtube.com/watch?v=cKPW67D7X10), [Canopus Networks](https://www.youtube.com/watch?v=YXl9xuIxylY), [Corner Banca](https://www.youtube.com/watch?v=HVPKSefazl4), [DB Schenker](https://www.cncf.io/case-studies/db-schenker/), [eBay](https://www.youtube.com/watch?v=xEa4KFf5FzY), [ECCO](https://www.cncf.io/case-studies/ecco/), [G-Research](https://www.youtube.com/watch?v=kjSFN34dROQ), [Social Network Company](https://cilium.io/blog/2025/04/15/tetragon-social-networking-user-story/), and [Preferred Networks](https://www.youtube.com/watch?v=n7_I4zu6f_M) - **🇬🇧 London Events**: The community gathered at [CiliumCon](https://events.linuxfoundation.org/kubecon-cloudnativecon-europe/co-located-events/ciliumcon/) and the [Cilium Developer Summit](https://github.com/cilium/dev-summits/tree/main/2025-EU) in London - **🇺🇸 Atlanta Events**: Meet us at the upcoming [CiliumCon](https://events.linuxfoundation.org/kubecon-cloudnativecon-north-america/co-located-events/ciliumcon/) and Cilium Developers Summit in Atlanta, Georgia - **👥 SIG Community Meetings**: [SIG Community](https://github.com/cilium/community/tree/main/sig-community) now meets every first and third Thursday to foster, grow, and sustain the Cilium open source community #### 📔 Full CHANGELOG - Full CHANGELOG.md can be found [here](https://github.com/cilium/cilium/blob/v1.18.0/CHANGELOG.md). And finally, we would like to thank you to all contributors of Cilium that helped directly and indirectly with the project. The success of Cilium could not happen without all of you. ❤️ :people\_holding\_hands: ❤️ </details> --- ### Configuration 📅 **Schedule**: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined). 🚦 **Automerge**: Disabled by config. Please merge this manually once you are satisfied. ♻ **Rebasing**: Whenever PR is behind base branch, or you tick the rebase/retry checkbox. 🔕 **Ignore**: Close this PR and you won't be reminded about this update again. --- - [ ] If you want to rebase/retry this PR, check this box --- This PR has been generated by [Renovate Bot](https://github.com/renovatebot/renovate).  Reviewed-on: https://gitea.alexlebens.dev/alexlebens/infrastructure/pulls/1062 Co-authored-by: Renovate Bot <renovate-bot@alexlebens.net> Co-committed-by: Renovate Bot <renovate-bot@alexlebens.net>

This PR contains the following updates: | Package | Update | Change | |---|---|---| | [cilium](https://cilium.io/) ([source](https://redirect.github.com/cilium/cilium)) | minor | `1.17.6` -> `1.18.0` | --- ### Release Notes <details> <summary>cilium/cilium (cilium)</summary> ### [`v1.18.0`](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0): 1.18.0 [Compare Source](https://redirect.github.com/cilium/cilium/compare/1.17.6...1.18.0) We are excited to announce the **[Cilium 1.18.0](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0)** release! A total of **3298 new commits** have been contributed to this release by a growing community of over **955 developers** and over **22,000 GitHub stars**! ⭐ To keep up to date with all the latest Cilium releases, see [Announcements](https://redirect.github.com/cilium/cilium/discussions/categories/announcements) Here's what's new in [v1.18.0](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0): #### 🚠 Networking - **⚖️ Load Balancing Redesign**: The service load-balancing control-plane in the Cilium agent has been redesigned to reduce memory usage and improve future extensibility of load-balancing features ([cilium/cilium#38469](https://redirect.github.com/cilium/cilium/pull/38469), [@joamaki](https://redirect.github.com/joamaki)) - **🔌 Virtual Network Devices**: Added support for new virtual network device configurations such as VXLAN in IPsec (VinE) and IPIP tunnels ([cilium/cilium#37723](https://redirect.github.com/cilium/cilium/pull/37723), [@ldelossa](https://redirect.github.com/ldelossa); [cilium/cilium#37346](https://redirect.github.com/cilium/cilium/pull/37346), [@gyutaeb](https://redirect.github.com/gyutaeb)) - **Ⓜ️ Multiple Egress Gateways**: Egress Gateways policies can now direct traffic towards multiple gateway nodes ([cilium/cilium#39304](https://redirect.github.com/cilium/cilium/pull/39304), [@carlos-abad](https://redirect.github.com/carlos-abad)) - **🚦 Ingress Rate Limiting**: The bandwidth manager now supports ingress rate limiting ([cilium/cilium#36351](https://redirect.github.com/cilium/cilium/pull/36351), [@l1b0k](https://redirect.github.com/l1b0k)) - **📢 Multi-Device L2 Announcements**: The L2 pod announcement feature now supports multiple devices ([cilium/cilium#38198](https://redirect.github.com/cilium/cilium/pull/38198), [@dylandreimerink](https://redirect.github.com/dylandreimerink)) - **🏢 Neighbor Subsystem Rework**: The neighbor subsystem was made more resilient through a new system that reconciles desired neighbor entries with the kernel state ([cilium/cilium#39987](https://redirect.github.com/cilium/cilium/pull/39987), [@dylandreimerink](https://redirect.github.com/dylandreimerink)) #### 🌐 IPv6 - **🚇 Tunneling Underlay**: The tunneling datapath mode now supports using an IPv6 network underlay, including when configured with IPsec transparent encryption ([cilium/cilium#38296](https://redirect.github.com/cilium/cilium/pull/38296), [cilium/cilium#39497](https://redirect.github.com/cilium/cilium/pull/39497), [@pchaigno](https://redirect.github.com/pchaigno)) - **💬 Kube Proxy Replacement**: Cilium now implements service translation when running on an IPv6 underlay ([cilium/cilium#39074](https://redirect.github.com/cilium/cilium/pull/39074), [@pchaigno](https://redirect.github.com/pchaigno)) - **📋 Delegated IPAM**: When delegating IP address management to a third party plugin, Cilium now configures IPv6 routes for connectivity if the plugin supports IPv6 ([cilium/cilium#38249](https://redirect.github.com/cilium/cilium/pull/38249), [@caorui-io](https://redirect.github.com/caorui-io), [@kadevu](https://redirect.github.com/kadevu)) - **📦 IP Fragment Support**: Cilium now processes ordered IPv6 fragments to apply policy and routing functionality ([cilium/cilium#38110](https://redirect.github.com/cilium/cilium/pull/38110), [@gentoo-root](https://redirect.github.com/gentoo-root)) - **🚪 Egress gateway policies** can now match IPv6 address ranges ([cilium/cilium#38452](https://redirect.github.com/cilium/cilium/pull/38452), [@rgo3](https://redirect.github.com/rgo3)) #### 🛡️ Policy & Observability - **🏷️ Policy Names in Hubble-CLI**: Show the names of (C)CNPs that allowed or denied traffic when monitoring flows in Hubble ([cilium/cilium#39453](https://redirect.github.com/cilium/cilium/pull/39453), [@antonipp](https://redirect.github.com/antonipp)) - **📝 Policy Log Fields**: A new free-text log field is added to policies, which is exposed in Hubble flows for easy correlation and searching ([cilium/cilium#39902](https://redirect.github.com/cilium/cilium/pull/39902), [@squeed](https://redirect.github.com/squeed)) - **🛰️ Encapsulated Traffic Decoding**: Hubble decodes encapsulated traffic for deeper introspection into traffic flows ([cilium/cilium#37634](https://redirect.github.com/cilium/cilium/pull/37634), [@kaworu](https://redirect.github.com/kaworu)) - **🏰 ClusterMesh Policy Restriction**: A new option allows the **cluster** entity to apply only to the local cluster in ClusterMesh environment ([cilium/cilium#39338](https://redirect.github.com/cilium/cilium/pull/39338), [@MrFreezeex](https://redirect.github.com/MrFreezeex)) - **✨ Enhanced Policy Dashboard**: The Policy section of the Cilium Grafana dashboard has been improved to show more relevant graphs, including policy drops in both directions ([cilium/cilium#36492](https://redirect.github.com/cilium/cilium/pull/36492), [cilium/cilium#37445](https://redirect.github.com/cilium/cilium/pull/37445), [@squeed](https://redirect.github.com/squeed)) #### 🌅 Performance - **📊 Scale Test Results**: Cilium implements policies and services up to 45% faster in higher scale environments (Various; [@marseel](https://redirect.github.com/marseel), [cilium/cilium#40227](https://redirect.github.com/cilium/cilium/pull/40227)) - **📦 Image Size Reduction**: Docker image sizes are reduced by 32% on arm64 architecture images ([cilium/cilium#40005](https://redirect.github.com/cilium/cilium/pull/40005), [@marseel](https://redirect.github.com/marseel)) - **⚡ Improved Policy Performance**: The DNS proxy can process large numbers of IPs faster, and the EndpointSelector match implementation has been optimized ([cilium/cilium#39340](https://redirect.github.com/cilium/cilium/pull/39340), [@squeed](https://redirect.github.com/squeed); [cilium/cilium#40414](https://redirect.github.com/cilium/cilium/pull/40414), [@marseel](https://redirect.github.com/marseel)) - **🪞 EndpointSlice Mirroring for Multi-Cluster Services**: Clustermesh mirrors EndpointSlice from the local cluster instead of copying the Service selectors when using the MCS-API controller ([cilium/cilium#38596](https://redirect.github.com/cilium/cilium/pull/38596), [@MrFreezeex](https://redirect.github.com/MrFreezeex)) - **🌐 KVStoreMesh Optimization**: Cross-cluster state distribution is optimized by only synchronizing identities keyed by ID, not by value ([cilium/cilium#36471](https://redirect.github.com/cilium/cilium/pull/36471), [@HadrienPatte](https://redirect.github.com/HadrienPatte)) - **🧠 Egress Gateway Processing**: Egress gateway policy processing is significantly improved when matching a large number of pods ([cilium/cilium#37714](https://redirect.github.com/cilium/cilium/pull/37714), [@giorio94](https://redirect.github.com/giorio94)) - **🗑️ Optimized Garbage Collection for Connection Tracking**: Cilium leverages batched iterators for CTMap GC ([cilium/cilium#36288](https://redirect.github.com/cilium/cilium/pull/36288), [@tommyp1ckles](https://redirect.github.com/tommyp1ckles)) #### ⚙️ Operations - **📈 API Server Connections at Scale**: Improve kube-apiserver connections behavior at scale through failover and setting better jitter and backoff configurations ([cilium/cilium#37601](https://redirect.github.com/cilium/cilium/pull/37601), [@aditighag](https://redirect.github.com/aditighag); [cilium/cilium#38031](https://redirect.github.com/cilium/cilium/pull/38031), [@orange30](https://redirect.github.com/orange30); [cilium/cilium#36648](https://redirect.github.com/cilium/cilium/pull/36648), [@wedaly](https://redirect.github.com/wedaly)) - **🔄 ConfigMap Synchronization**: New option to automatically synchronize ConfigMap changes into the agent and report metrics for when the effective configuration is different from the desired configuration ([cilium/cilium#36510](https://redirect.github.com/cilium/cilium/pull/36510), [@ovidiutirla](https://redirect.github.com/ovidiutirla)) - **🎓 CRD Promotion to Stable**: Promote **CiliumCIDRGroup**, **CiliumLoadBalancerIPPool** and all **BGP** CRDs to stable API ([cilium/cilium#38940](https://redirect.github.com/cilium/cilium/pull/38940), [@christarazi](https://redirect.github.com/christarazi); [cilium/cilium#39090](https://redirect.github.com/cilium/cilium/pull/39090), [@pippolo84](https://redirect.github.com/pippolo84); [cilium/cilium#37765](https://redirect.github.com/cilium/cilium/pull/37765), [@rastislavs](https://redirect.github.com/rastislavs)) - **⛔ Node Taints Handling**: The cilium-operator Deployment uses a new default set of taints which avoids deploying to a drained node ([cilium/cilium#40137](https://redirect.github.com/cilium/cilium/pull/40137), [@Murat](https://redirect.github.com/Murat) Parlakisik) - **:wood: Migrate to Slog**: Cilium now uses slog as log library for all components ([cilium/cilium#39664](https://redirect.github.com/cilium/cilium/pull/39664), [@aanm](https://redirect.github.com/aanm)) - **🔧 Cilium dependencies** were updated to Kubernetes v1.33, Envoy v1.34, LLVM 19.1, and CNI v1.1 ([cilium/cilium#39124](https://redirect.github.com/cilium/cilium/pull/39124), [cilium/cilium#40175](https://redirect.github.com/cilium/cilium/pull/40175), [cilium/cilium#39632](https://redirect.github.com/cilium/cilium/pull/39632), [@sayboras](https://redirect.github.com/sayboras); [cilium/cilium#38868](https://redirect.github.com/cilium/cilium/pull/38868), [@squeed](https://redirect.github.com/squeed)) - **🐧 Minimum Linux Requirements**: The minimum kernel version for this release series is Linux v5.10 or similar, such as RHEL 8.6 ([cilium/cilium#38308](https://redirect.github.com/cilium/cilium/pull/38308), [@julianwiedmann](https://redirect.github.com/julianwiedmann)) #### 🕸️ Service Mesh & Gateway API - **⛩️ Gateway API v1.3.0**: Gateway API support is bumped to v1.3.0 ([cilium/cilium#39590](https://redirect.github.com/cilium/cilium/pull/39590), [@sayboras](https://redirect.github.com/sayboras)) - **🔗 Improved GatewayClass Configuration**: The new CiliumGatewayClassConfig object adds service type validation allows the configuration of extra settings on a per-GatewayClass level: LoadBalancerSourceRangesPolicy, ParametersRef fields. This allows Cilium to reconcile multiple GatewayClasses with different configurations ([cilium/cilium#37792](https://redirect.github.com/cilium/cilium/pull/37792), [cilium/cilium#37402](https://redirect.github.com/cilium/cilium/pull/37402), [cilium/cilium#40138](https://redirect.github.com/cilium/cilium/pull/40138), [@sayboras](https://redirect.github.com/sayboras)) - **🚏 Multiple HTTPRoutes**: GAMMA reconciler now supports attaching multiple HTTPRoutes to the same Service ([cilium/cilium#39922](https://redirect.github.com/cilium/cilium/pull/39922), [@youngnick](https://redirect.github.com/youngnick)) - **🪄 Route Changes Reconciliation**: Reconcile Gateway API based on all changes to routes. This allows label updates to trigger reconciliation correctly, amongst other things ([cilium/cilium#37798](https://redirect.github.com/cilium/cilium/pull/37798), [@sayboras](https://redirect.github.com/sayboras)) #### 🏷️ IP Address Management - **☁️ AWS Prefix Delegation**: Prefix delegation on AWS bare metal instances is now supported natively in Cilium's AWS ENI IPAM mode ([cilium/cilium#39678](https://redirect.github.com/cilium/cilium/pull/39678), [@41ks](https://redirect.github.com/41ks)) - **🏬 Multi-Pool IPAM with KVStore**: Add support for Multi-Pool IPAM in external KVstore mode ([cilium/cilium#39638](https://redirect.github.com/cilium/cilium/pull/39638), [@pippolo84](https://redirect.github.com/pippolo84)) - **🔐 Multi-Pool IPAM with IPSec**: Add support for Multi-Pool IPAM mode with IPSec transparent encryption in tunnel routing mode ([cilium/cilium#39442](https://redirect.github.com/cilium/cilium/pull/39442), [@pippolo84](https://redirect.github.com/pippolo84)) - **↪️ Multi-Pool Tunnel Routing**: Add support for tunnel routing in multi-pool IPAM mode ([cilium/cilium#38483](https://redirect.github.com/cilium/cilium/pull/38483), [@pippolo84](https://redirect.github.com/pippolo84)) #### 🛣️ BGP - **📇 Route Aggregation**: Add support for BGP route aggregation in the control plane ([cilium/cilium#37275](https://redirect.github.com/cilium/cilium/pull/37275), [@romanspb80](https://redirect.github.com/romanspb80)) - **🎯 Overlapping Selector Matches**: Support overlapping selector matches in **CiliumBGPAdvertisement** resources ([cilium/cilium#36414](https://redirect.github.com/cilium/cilium/pull/36414), [@dswaffordcw](https://redirect.github.com/dswaffordcw)) - **🆔 New Router ID generation modes**: Generate router-id based on MAC addresses, or from an IP address pool ([cilium/cilium#36451](https://redirect.github.com/cilium/cilium/pull/36451), [@yushoyamaguchi](https://redirect.github.com/yushoyamaguchi); [cilium/cilium#38300](https://redirect.github.com/cilium/cilium/pull/38300), [@liyihuang](https://redirect.github.com/liyihuang)) #### 🧑‍💻 Development Experience - **🧪 Test attribution**: Identify owners of test in GitHub workflow results to make it easier to connect with other developers on tricky problems ([cilium/cilium#37027](https://redirect.github.com/cilium/cilium/pull/37027), [@Joe](https://redirect.github.com/Joe) Stringer) - **🛏️ Policy REST API**: The Cilium policy API exposed over a local unix socket is deprecated. The other mechanisms to configure policy via Kubernetes resources or the local filesystem are preferred ([cilium/cilium#40212](https://redirect.github.com/cilium/cilium/pull/40212), [@squeed](https://redirect.github.com/squeed)) - **🏗️ Feature Deprecation**: Deprecate underused features like Custom Calls, Recorder API and External Workloads ([cilium/cilium#38480](https://redirect.github.com/cilium/cilium/pull/38480), [cilium/cilium#39642](https://redirect.github.com/cilium/cilium/pull/39642), [cilium/cilium#37418](https://redirect.github.com/cilium/cilium/pull/37418), [@brb](https://redirect.github.com/brb)) #### 🏢 Community - **❤️ Production Case Studies**: Many end-users have stepped forward to tell their stories running Cilium in production. If your company wants to submit their case studies let us know. We would love to hear your feedback! - [ByteDance](https://www.youtube.com/watch?v=cKPW67D7X10), [Canopus Networks](https://www.youtube.com/watch?v=YXl9xuIxylY), [Corner Banca](https://www.youtube.com/watch?v=HVPKSefazl4), [DB Schenker](https://www.cncf.io/case-studies/db-schenker/), [eBay](https://www.youtube.com/watch?v=xEa4KFf5FzY), [ECCO](https://www.cncf.io/case-studies/ecco/), [G-Research](https://www.youtube.com/watch?v=kjSFN34dROQ), [Social Network Company](https://cilium.io/blog/2025/04/15/tetragon-social-networking-user-story/), and [Preferred Networks](https://www.youtube.com/watch?v=n7_I4zu6f_M) - **🇬🇧 London Events**: The community gathered at [CiliumCon](https://events.linuxfoundation.org/kubecon-cloudnativecon-europe/co-located-events/ciliumcon/) and the [Cilium Developer Summit](https://redirect.github.com/cilium/dev-summits/tree/main/2025-EU) in London - **🇺🇸 Atlanta Events**: Meet us at the upcoming [CiliumCon](https://events.linuxfoundation.org/kubecon-cloudnativecon-north-america/co-located-events/ciliumcon/) and Cilium Developers Summit in Atlanta, Georgia - **👥 SIG Community Meetings**: [SIG Community](https://redirect.github.com/cilium/community/tree/main/sig-community) now meets every first and third Thursday to foster, grow, and sustain the Cilium open source community #### 📔 Full CHANGELOG - Full CHANGELOG.md can be found [here](https://redirect.github.com/cilium/cilium/blob/v1.18.0/CHANGELOG.md). And finally, we would like to thank you to all contributors of Cilium that helped directly and indirectly with the project. The success of Cilium could not happen without all of you. ❤️ :people\_holding\_hands: ❤️ </details> --- ### Configuration 📅 **Schedule**: Branch creation - "every weekend" in timezone America/New_York, Automerge - At any time (no schedule defined). 🚦 **Automerge**: Disabled by config. Please merge this manually once you are satisfied. ♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox. 🔕 **Ignore**: Close this PR and you won't be reminded about this update again. --- - [ ] If you want to rebase/retry this PR, check this box --- This PR was generated by [Mend Renovate](https://mend.io/renovate/). View the [repository job log](https://developer.mend.io/github/enchantednatures/HomeCluster).  Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

gyutaeb · 2025-08-08T06:54:00Z

@joestringer @borkmann @ti-mo Hi, I'd like to share my plan for the next PR. In this PR, I have loaded the datapath onto the IPIP tunnel device. Comparing this with previous PoC results, the datapath functioned correctly when using IP-aliasing on the tunnel device, such as cilium_ipip4:0, which acted as a magic interface. Based on this, I plan to implement the cilium_ipip interface so that its datapath operates in a similar manner. Thank you :)

@joestringer @borkmann @ti-mo
In my earlier comment I suggested we might need a follow-up PR beyond #37346. I just re-tested against current main(bb3bb70) and I can no longer reproduce the issue—things work as expected. Per the below code, I confirmed that ETH_HLEN is set to 0 as intended. As a result, cil_to_netdev() attached to cilium_ipip4/6 behaves as expected.

cilium/pkg/datapath/loader/loader.go

Lines 175 to 185 in bb3bb70

    
           func netdevRewrites(ep datapath.EndpointConfiguration, lnc *datapath.LocalNodeConfiguration, link netlink.Link) (*config.BPFHost, map[string]string) { 
        
           	cfg := config.NewBPFHost(nodeConfig(lnc)) 
        
           	// External devices can be L2-less, in which case it won't have a MAC address 
        
           	// and its ethernet header length is set to 0. 
        
           	em := mac.MAC(link.Attrs().HardwareAddr) 
        
           	if len(em) == 6 { 
        
           		cfg.InterfaceMAC = em.As8() 
        
           	} else { 
        
           		cfg.EthHeaderLength = 0 
        
           	}

Given this, I don't think any additional PR is required. Sorry for the noise, and thanks for your patience.

If there are any follow-ups around IPIP termination or related areas where a contribution would help, please let me know—I’m happy to take it on.

This PR contains the following updates: | Package | Type | Update | Change | |---|---|---|---| | [cilium](https://cilium.io/) ([source](https://redirect.github.com/cilium/cilium)) | HelmChart | minor | `1.17.7` -> `1.18.1` | | [cilium](https://cilium.io/) ([source](https://redirect.github.com/cilium/cilium)) | | minor | `1.17.7` -> `1.18.1` | --- ### Release Notes <details> <summary>cilium/cilium (cilium)</summary> ### [`v1.18.1`](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.1): 1.18.1 [Compare Source](https://redirect.github.com/cilium/cilium/compare/1.18.0...1.18.1) ## Summary of Changes **Minor Changes:** - Add `kernel_version`, `endpoint_routes_enabled`, `strict_mode_enabled` and `kubernetes_version` feature metrics. (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#41003](https://redirect.github.com/cilium/cilium/issues/41003), [@aanm](https://redirect.github.com/aanm)) - eni: improve logging and speed up ipam reconciliation in case of node scale-downs (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40852](https://redirect.github.com/cilium/cilium/issues/40852), [@marseel](https://redirect.github.com/marseel)) - kvstore: Cilium Agent no longer fails health-check if operator is unavailable (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40920](https://redirect.github.com/cilium/cilium/issues/40920), [@marseel](https://redirect.github.com/marseel)) - operator: CRDs are updated in series instead of in parallel now during Cilium upgrades. This should lower the pressure on the k8s control plane (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40322](https://redirect.github.com/cilium/cilium/issues/40322), [@marseel](https://redirect.github.com/marseel)) **Bugfixes:** - Add missing safeguards to topology-aware routing: use all backends when no suitable one matching the zone hints are found or a backend exists without a zone hint. ([#41116](https://redirect.github.com/cilium/cilium/issues/41116), [@joamaki](https://redirect.github.com/joamaki)) - aws/eni: Don't use subnet tags to filter ENIs for GC (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40656](https://redirect.github.com/cilium/cilium/issues/40656), [@HadrienPatte](https://redirect.github.com/HadrienPatte)) - clustermesh: fix regression possibly causing cross-cluster connections disruption if the clustermesh-apiserver is restarted at the same time as Cilium agents. (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40786](https://redirect.github.com/cilium/cilium/issues/40786), [@giorio94](https://redirect.github.com/giorio94)) - clustermesh: fix regression preventing global services with unnamed ports from including remote backends (Backport PR [#40865](https://redirect.github.com/cilium/cilium/issues/40865), Upstream PR [#40848](https://redirect.github.com/cilium/cilium/issues/40848), [@giorio94](https://redirect.github.com/giorio94)) - Fix bug where the presence of a label called "ingress" causes incorrect assignment of identities to workloads, affecting policy enforcement. (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40791](https://redirect.github.com/cilium/cilium/issues/40791), [@christarazi](https://redirect.github.com/christarazi)) - Fix skipping of LoadBalancer services when IPMode is not set to VIP (KEP-1860) (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40915](https://redirect.github.com/cilium/cilium/issues/40915), [@joamaki](https://redirect.github.com/joamaki)) - fix([GH-37724](https://redirect.github.com/cilium/cilium/issues/37724)): Sync policies on startup (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40357](https://redirect.github.com/cilium/cilium/issues/40357), [@anubhabMajumdar](https://redirect.github.com/anubhabMajumdar)) - fix: create policy snapshot only for sdp (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40785](https://redirect.github.com/cilium/cilium/issues/40785), [@vipul-21](https://redirect.github.com/vipul-21)) - Fixes a bug where the Cilium agent may segfault when starting. (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40824](https://redirect.github.com/cilium/cilium/issues/40824), [@squeed](https://redirect.github.com/squeed)) - Fixes an error where the Ingress controller, when run in host network, created an invalid Service. (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#40232](https://redirect.github.com/cilium/cilium/issues/40232), [@rtheobald](https://redirect.github.com/rtheobald)) - helm: Create envoy-config ConfigMap for preflight (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#40875](https://redirect.github.com/cilium/cilium/issues/40875), [@sayboras](https://redirect.github.com/sayboras)) - install/kubernetes: fix clustermesh-apiserver extraEnv (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#41021](https://redirect.github.com/cilium/cilium/issues/41021), [@aanm](https://redirect.github.com/aanm)) - loadbalancer: Fix backend state in REST API (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40780](https://redirect.github.com/cilium/cilium/issues/40780), [@mhofstetter](https://redirect.github.com/mhofstetter)) **CI Changes:** - .github/actions: only upload files with features-tested prefix (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40975](https://redirect.github.com/cilium/cilium/issues/40975), [@aanm](https://redirect.github.com/aanm)) - Add TESTOWNERS file ([#40864](https://redirect.github.com/cilium/cilium/issues/40864), [@joestringer](https://redirect.github.com/joestringer)) - ci: Add Cleanup Disk space step into conformance-runtime (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40973](https://redirect.github.com/cilium/cilium/issues/40973), [@rastislavs](https://redirect.github.com/rastislavs)) - ci: Fix CI-Fuzz Build failures (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40728](https://redirect.github.com/cilium/cilium/issues/40728), [@lomackie](https://redirect.github.com/lomackie)) - ci: Reuse connectivity test flags in proxy-embedded (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#41036](https://redirect.github.com/cilium/cilium/issues/41036), [@joestringer](https://redirect.github.com/joestringer)) - endpoint: Avoid unnecessarily logging a warning during endpoint deletion (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40927](https://redirect.github.com/cilium/cilium/issues/40927), [@christarazi](https://redirect.github.com/christarazi)) - Fix GKE cluster creation failures when branch names exceed 63-byte label limit by implementing automatic truncation with hash-based uniqueness preservation. (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40725](https://redirect.github.com/cilium/cilium/issues/40725), [@pillai-ashwin](https://redirect.github.com/pillai-ashwin)) - Improved test failure attribution on stable branches by using TESTOWNERS files to route failures to appropriate code quality teams rather than generic CI infrastructure teams. (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40776](https://redirect.github.com/cilium/cilium/issues/40776), [@pillai-ashwin](https://redirect.github.com/pillai-ashwin)) - ipsec: fix privileged tests (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#41006](https://redirect.github.com/cilium/cilium/issues/41006), [@smagnani96](https://redirect.github.com/smagnani96)) - tools/testowners: de-duplicate error logs (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40778](https://redirect.github.com/cilium/cilium/issues/40778), [@tklauser](https://redirect.github.com/tklauser)) - workflows/ipsec: Fix leak detection for IPv6-only in e2e downgrade (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40881](https://redirect.github.com/cilium/cilium/issues/40881), [@smagnani96](https://redirect.github.com/smagnani96)) **Misc Changes:** - .github/workflows: bump build-images-base timeout to 60 minutes (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40919](https://redirect.github.com/cilium/cilium/issues/40919), [@aanm](https://redirect.github.com/aanm)) - .github/workflows: print open file descriptors (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40941](https://redirect.github.com/cilium/cilium/issues/40941), [@aanm](https://redirect.github.com/aanm)) - .github: fix removal of all files in /mnt (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40818](https://redirect.github.com/cilium/cilium/issues/40818), [@aanm](https://redirect.github.com/aanm)) - .github: remove all contents of /mnt in build images CI (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40814](https://redirect.github.com/cilium/cilium/issues/40814), [@aanm](https://redirect.github.com/aanm)) - chore(deps): update actions/download-artifact action to v5 (v1.18) ([#41055](https://redirect.github.com/cilium/cilium/issues/41055), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update all github action dependencies (v1.18) ([#40901](https://redirect.github.com/cilium/cilium/issues/40901), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update all github action dependencies (v1.18) ([#41056](https://redirect.github.com/cilium/cilium/issues/41056), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update all-dependencies (v1.18) ([#40900](https://redirect.github.com/cilium/cilium/issues/40900), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update dependency cilium/cilium-cli to v0.18.6 (v1.18) ([#40898](https://redirect.github.com/cilium/cilium/issues/40898), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update go to v1.24.6 (v1.18) ([#40993](https://redirect.github.com/cilium/cilium/issues/40993), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update stable lvh-images (v1.18) (patch) ([#40899](https://redirect.github.com/cilium/cilium/issues/40899), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update stable lvh-images (v1.18) (patch) ([#41054](https://redirect.github.com/cilium/cilium/issues/41054), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - ci: add/change runner labels (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40972](https://redirect.github.com/cilium/cilium/issues/40972), [@Artyop](https://redirect.github.com/Artyop)) - daemon/test: explicitly wait for identities synchronization (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40811](https://redirect.github.com/cilium/cilium/issues/40811), [@giorio94](https://redirect.github.com/giorio94)) - docs: Remove references to v1.15 (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#41033](https://redirect.github.com/cilium/cilium/issues/41033), [@joestringer](https://redirect.github.com/joestringer)) - Fix loadbalancer handling of backends with ClusterID set (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#40968](https://redirect.github.com/cilium/cilium/issues/40968), [@giorio94](https://redirect.github.com/giorio94)) - Fix race condition issues (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40949](https://redirect.github.com/cilium/cilium/issues/40949), [@aanm](https://redirect.github.com/aanm)) - fix(deps): update module github.com/docker/docker to v28.3.3+incompatible \[security] (v1.18) ([#40793](https://redirect.github.com/cilium/cilium/issues/40793), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - loadbalancer: Raise default retry duration to 1 second (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#40997](https://redirect.github.com/cilium/cilium/issues/40997), [@joamaki](https://redirect.github.com/joamaki)) - loadbalancer: Use unique for L3n4Addr (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40633](https://redirect.github.com/cilium/cilium/issues/40633), [@joamaki](https://redirect.github.com/joamaki)) - Makefile: Fix multi codeowner detection (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40923](https://redirect.github.com/cilium/cilium/issues/40923), [@joestringer](https://redirect.github.com/joestringer)) - Reduced memory usage by roughly 10% for large EndpointSlices by sharing identical objects. (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#40987](https://redirect.github.com/cilium/cilium/issues/40987), [@joamaki](https://redirect.github.com/joamaki)) - values(.yaml.tmpl): Add Geneve (Class Option) to dsrDispatch paramater (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40625](https://redirect.github.com/cilium/cilium/issues/40625), [@alagoutte](https://redirect.github.com/alagoutte)) - vendor: Bump to StateDB v0.4.5 (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40783](https://redirect.github.com/cilium/cilium/issues/40783), [@joamaki](https://redirect.github.com/joamaki)) **Other Changes:** - ci: reduce gke failures ([#41070](https://redirect.github.com/cilium/cilium/issues/41070), [@brlbil](https://redirect.github.com/brlbil)) - install: Update image digests for v1.18.0 ([#40782](https://redirect.github.com/cilium/cilium/issues/40782), [@cilium-release-bot](https://redirect.github.com/cilium-release-bot)\[bot]) ##### Docker Manifests ##### cilium `quay.io/cilium/cilium:v1.18.1@sha256:65ab17c052d8758b2ad157ce766285e04173722df59bdee1ea6d5fda7149f0e9` `quay.io/cilium/cilium:stable@sha256:65ab17c052d8758b2ad157ce766285e04173722df59bdee1ea6d5fda7149f0e9` ##### clustermesh-apiserver `quay.io/cilium/clustermesh-apiserver:v1.18.1@sha256:87ab85f33dc7e895ed6257564bf1a255d12399d9e8a075a8fc400910ff94cbeb` `quay.io/cilium/clustermesh-apiserver:stable@sha256:87ab85f33dc7e895ed6257564bf1a255d12399d9e8a075a8fc400910ff94cbeb` ##### docker-plugin `quay.io/cilium/docker-plugin:v1.18.1@sha256:fb1c6ecb6dc180c97488b8ea45d81275237db14d50e22a1eff3dbfaf9f6f93f3` `quay.io/cilium/docker-plugin:stable@sha256:fb1c6ecb6dc180c97488b8ea45d81275237db14d50e22a1eff3dbfaf9f6f93f3` ##### hubble-relay `quay.io/cilium/hubble-relay:v1.18.1@sha256:7e2fd4877387c7e112689db7c2b153a4d5c77d125b8d50d472dbe81fc1b139b0` `quay.io/cilium/hubble-relay:stable@sha256:7e2fd4877387c7e112689db7c2b153a4d5c77d125b8d50d472dbe81fc1b139b0` ##### operator-alibabacloud `quay.io/cilium/operator-alibabacloud:v1.18.1@sha256:e2bdc8236acec0d1ef1552c831a7cd2277624031066fbdfac884a31a4126a32a` `quay.io/cilium/operator-alibabacloud:stable@sha256:e2bdc8236acec0d1ef1552c831a7cd2277624031066fbdfac884a31a4126a32a` ##### operator-aws `quay.io/cilium/operator-aws:v1.18.1@sha256:de522223ecd73bc06b48042fa59f78f7b3b8f2fff4f8f30a61687516798c5042` `quay.io/cilium/operator-aws:stable@sha256:de522223ecd73bc06b48042fa59f78f7b3b8f2fff4f8f30a61687516798c5042` ##### operator-azure `quay.io/cilium/operator-azure:v1.18.1@sha256:682058e6734e397e7939e92bb463da3c1b5d8b7a7ce408c3b7a62aadb9ce4f06` `quay.io/cilium/operator-azure:stable@sha256:682058e6734e397e7939e92bb463da3c1b5d8b7a7ce408c3b7a62aadb9ce4f06` ##### operator-generic `quay.io/cilium/operator-generic:v1.18.1@sha256:97f4553afa443465bdfbc1cc4927c93f16ac5d78e4dd2706736e7395382201bc` `quay.io/cilium/operator-generic:stable@sha256:97f4553afa443465bdfbc1cc4927c93f16ac5d78e4dd2706736e7395382201bc` ##### operator `quay.io/cilium/operator:v1.18.1@sha256:f3b8d90f945167c1ac4324a0f02a9d381f83076d5ce828fab452014f9335a47e` `quay.io/cilium/operator:stable@sha256:f3b8d90f945167c1ac4324a0f02a9d381f83076d5ce828fab452014f9335a47e` ### [`v1.18.0`](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0): 1.18.0 [Compare Source](https://redirect.github.com/cilium/cilium/compare/1.17.7...1.18.0) We are excited to announce the **[Cilium 1.18.0](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0)** release! A total of **3298 new commits** have been contributed to this release by a growing community of over **955 developers** and over **22,000 GitHub stars**! ⭐ To keep up to date with all the latest Cilium releases, see [Announcements](https://redirect.github.com/cilium/cilium/discussions/categories/announcements) Here's what's new in [v1.18.0](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0): ##### 🚠 Networking - **⚖️ Load Balancing Redesign**: The service load-balancing control-plane in the Cilium agent has been redesigned to reduce memory usage and improve future extensibility of load-balancing features ([cilium/cilium#38469](https://redirect.github.com/cilium/cilium/pull/38469), [@joamaki](https://redirect.github.com/joamaki)) - **🔌 Virtual Network Devices**: Added support for new virtual network device configurations such as VXLAN in IPsec (VinE) and IPIP tunnels ([cilium/cilium#37723](https://redirect.github.com/cilium/cilium/pull/37723), [@ldelossa](https://redirect.github.com/ldelossa); [cilium/cilium#37346](https://redirect.github.com/cilium/cilium/pull/37346), [@gyutaeb](https://redirect.github.com/gyutaeb)) - **Ⓜ️ Multiple Egress Gateways**: Egress Gateways policies can now direct traffic towards multiple gateway nodes ([cilium/cilium#39304](https://redirect.github.com/cilium/cilium/pull/39304), [@carlos-abad](https://redirect.github.com/carlos-abad)) - **🚦 Ingress Rate Limiting**: The bandwidth manager now supports ingress rate limiting ([cilium/cilium#36351](https://redirect.github.com/cilium/cilium/pull/36351), [@l1b0k](https://redirect.github.com/l1b0k)) - **📢 Multi-Device L2 Announcements**: The L2 pod announcement feature now supports multiple devices ([cilium/cilium#38198](https://redirect.github.com/cilium/cilium/pull/38198), [@dylandreimerink](https://redirect.github.com/dylandreimerink)) - **🏢 Neighbor Subsystem Rework**: The neighbor subsystem was made more resilient through a new system that reconciles desired neighbor entries with the kernel state ([cilium/cilium#39987](https://redirect.github.com/cilium/cilium/pull/39987), [@dylandreimerink](https://redirect.github.com/dylandreimerink)) ##### 🌐 IPv6 - **🚇 Tunneling Underlay**: The tunneling datapath mode now supports using an IPv6 network underlay, including when configured with IPsec transparent encryption ([cilium/cilium#38296](https://redirect.github.com/cilium/cilium/pull/38296), [cilium/cilium#39497](https://redirect.github.com/cilium/cilium/pull/39497), [@pchaigno](https://redirect.github.com/pchaigno)) - **💬 Kube Proxy Replacement**: Cilium now implements service translation when running on an IPv6 underlay ([cilium/cilium#39074](https://redirect.github.com/cilium/cilium/pull/39074), [@pchaigno](https://redirect.github.com/pchaigno)) - **📋 Delegated IPAM**: When delegating IP address management to a third party plugin, Cilium now configures IPv6 routes for connectivity if the plugin supports IPv6 ([cilium/cilium#38249](https://redirect.github.com/cilium/cilium/pull/38249), [@caorui-io](https://redirect.github.com/caorui-io), [@kadevu](https://redirect.github.com/kadevu)) - **📦 IP Fragment Support**: Cilium now processes ordered IPv6 fragments to apply policy and routing functionality ([cilium/cilium#38110](https://redirect.github.com/cilium/cilium/pull/38110), [@gentoo-root](https://redirect.github.com/gentoo-root)) - **🚪 Egress gateway policies** can now match IPv6 address ranges ([cilium/cilium#38452](https://redirect.github.com/cilium/cilium/pull/38452), [@rgo3](https://redirect.github.com/rgo3)) ##### 🛡️ Policy & Observability - **🏷️ Policy Names in Hubble-CLI**: Show the names of (C)CNPs that allowed or denied traffic when monitoring flows in Hubble ([cilium/cilium#39453](https://redirect.github.com/cilium/cilium/pull/39453), [@antonipp](https://redirect.github.com/antonipp)) - **📝 Policy Log Fields**: A new free-text log field is added to policies, which is exposed in Hubble flows for easy correlation and searching ([cilium/cilium#39902](https://redirect.github.com/cilium/cilium/pull/39902), [@squeed](https://redirect.github.com/squeed)) - **🛰️ Encapsulated Traffic Decoding**: Hubble decodes encapsulated traffic for deeper introspection into traffic flows ([cilium/cilium#37634](https://redirect.github.com/cilium/cilium/pull/37634), [@kaworu](https://redirect.github.com/kaworu)) - **🏰 ClusterMesh Policy Restriction**: A new option allows the **cluster** entity to apply only to the local cluster in ClusterMesh environment ([cilium/cilium#39338](https://redirect.github.com/cilium/cilium/pull/39338), [@MrFreezeex](https://redirect.github.com/MrFreezeex)) - **✨ Enhanced Policy Dashboard**: The Policy section of the Cilium Grafana dashboard has been improved to show more relevant graphs, including policy drops in both directions ([cilium/cilium#36492](https://redirect.github.com/cilium/cilium/pull/36492), [cilium/cilium#37445](https://redirect.github.com/cilium/cilium/pull/37445), [@squeed](https://redirect.github.com/squeed)) ##### 🌅 Performance - **📊 Scale Test Results**: Cilium implements policies and services up to 45% faster in higher scale environments (Various; [@marseel](https://redirect.github.com/marseel), [cilium/cilium#40227](https://redirect.github.com/cilium/cilium/pull/40227)) - **📦 Image Size Reduction**: Docker image sizes are reduced by 32% on arm64 architecture images ([cilium/cilium#40005](https://redirect.github.com/cilium/cilium/pull/40005), [@marseel](https://redirect.github.com/marseel)) - **⚡ Improved Policy Performance**: The DNS proxy can process large numbers of IPs faster, and the EndpointSelector match implementation has been optimized ([cilium/cilium#39340](https://redirect.github.com/cilium/cilium/pull/39340), [@squeed](https://redirect.github.com/squeed); [cilium/cilium#40414](https://redirect.github.com/cilium/cilium/pull/40414), [@marseel](https://redirect.github.com/marseel)) - **🪞 EndpointSlice Mirroring for Multi-Cluster Services**: Clustermesh mirrors EndpointSlice from the local cluster instead of copying the Service selectors when using the MCS-API controller ([cilium/cilium#38596](https://redirect.github.com/cilium/cilium/pull/38596), [@MrFreezeex](https://redirect.github.com/MrFreezeex)) - **🌐 KVStoreMesh Optimization**: Cross-cluster state distribution is optimized by only synchronizing identities keyed by ID, not by value ([cilium/cilium#36471](https://redirect.github.com/cilium/cilium/pull/36471), [@HadrienPatte](https://redirect.github.com/HadrienPatte)) - **🧠 Egress Gateway Processing**: Egress gateway policy processing is significantly improved when matching a large number of pods ([cilium/cilium#37714](https://redirect.github.com/cilium/cilium/pull/37714), [@giorio94](https://redirect.github.com/giorio94)) - **🗑️ Optimized Garbage Collection for Connection Tracking**: Cilium leverages batched iterators for CTMap GC ([cilium/cilium#36288](https://redirect.github.com/cilium/cilium/pull/36288), [@tommyp1ckles](https://redirect.github.com/tommyp1ckles)) ##### ⚙️ Operations - **📈 API Server Connections at Scale**: Improve kube-apiserver connections behavior at scale through failover and setting better jitter and backoff configurations ([cilium/cilium#37601](https://redirect.github.com/cilium/cilium/pull/37601), [@aditighag](https://redirect.github.com/aditighag); [cilium/cilium#38031](https://redirect.github.com/cilium/cilium/pull/38031), [@orange30](https://redirect.github.com/orange30); [cilium/cilium#36648](https://redirect.github.com/cilium/cilium/pull/36648), [@wedaly](https://redirect.github.com/wedaly)) - **🔄 ConfigMap Synchronization**: New option to automatically synchronize ConfigMap changes into the agent and report metrics for when the effective configuration is different from the desired configuration ([cilium/cilium#36510](https://redirect.github.com/cilium/cilium/pull/36510), [@ovidiutirla](https://redirect.github.com/ovidiutirla)) - **🎓 CRD Promotion to Stable**: Promote **CiliumCIDRGroup**, **CiliumLoadBalancerIPPool** and all **BGP** CRDs to stable API ([cilium/cilium#38940](https://redirect.github.com/cilium/cilium/pull/38940), [@christarazi](https://redirect.github.com/christarazi); [cilium/cilium#39090](https://redirect.github.com/cilium/cilium/pull/39090), [@pippolo84](https://redirect.github.com/pippolo84); [cilium/cilium#37765](https://redirect.github.com/cilium/cilium/pull/37765), [@rastislavs](https://redirect.github.com/rastislavs)) - **⛔ Node Taints Handling**: The cilium-operator Deployment uses a new default set of taints which avoids deploying to a drained node ([cilium/cilium#40137](https://redirect.github.com/cilium/cilium/pull/40137), [@Murat](https://redirect.github.com/Murat) Parlakisik) - **:wood: Migrate to Slog**: Cilium now uses slog as log library for all components ([cilium/cilium#39664](https://redirect.github.com/cilium/cilium/pull/39664), [@aanm](https://redirect.github.com/aanm)) - **🔧 Cilium dependencies** were updated to Kubernetes v1.33, Envoy v1.34, LLVM 19.1, and CNI v1.1 ([cilium/cilium#39124](https://redirect.github.com/cilium/cilium/pull/39124), [cilium/cilium#40175](https://redirect.github.com/cilium/cilium/pull/40175), [cilium/cilium#39632](https://redirect.github.com/cilium/cilium/pull/39632), [@sayboras](https://redirect.github.com/sayboras); [cilium/cilium#38868](https://redirect.github.com/cilium/cilium/pull/38868), [@squeed](https://redirect.github.com/squeed)) - **🐧 Minimum Linux Requirements**: The minimum kernel version for this release series is Linux v5.10 or similar, such as RHEL 8.6 ([cilium/cilium#38308](https://redirect.github.com/cilium/cilium/pull/38308), [@julianwiedmann](https://redirect.github.com/julianwiedmann)) ##### 🕸️ Service Mesh & Gateway API - **⛩️ Gateway API v1.3.0**: Gateway API support is bumped to v1.3.0 ([cilium/cilium#39590](https://redirect.github.com/cilium/cilium/pull/39590), [@sayboras](https://redirect.github.com/sayboras)) - **🔗 Improved GatewayClass Configuration**: The new CiliumGatewayClassConfig object adds service type validation allows the configuration of extra settings on a per-GatewayClass level: LoadBalancerSourceRangesPolicy, ParametersRef fields. This allows Cilium to reconcile multiple GatewayClasses with different configurations ([cilium/cilium#37792](https://redirect.github.com/cilium/cilium/pull/37792), [cilium/cilium#37402](https://redirect.github.com/cilium/cilium/pull/37402), [cilium/cilium#40138](https://redirect.github.com/cilium/cilium/pull/40138), [@sayboras](https://redirect.github.com/sayboras)) - **🚏 Multiple HTTPRoutes**: GAMMA reconciler now supports attaching multiple HTTPRoutes to the same Service ([cilium/cilium#39922](https://redirect.github.com/cilium/cilium/pull/39922), [@youngnick](https://redirect.github.com/youngnick)) - **🪄 Route Changes Reconciliation**: Reconcile Gateway API based on all changes to routes. This allows label updates to trigger reconciliation correctly, amongst other things ([cilium/cilium#37798](https://redirect.github.com/cilium/cilium/pull/37798), [@sayboras](https://redirect.github.com/sayboras)) ##### 🏷️ IP Address Management - **☁️ AWS Prefix Delegation**: Prefix delegation on AWS bare metal instances is now supported natively in Cilium's AWS ENI IPAM mode ([cilium/cilium#39678](https://redirect.github.com/cilium/cilium/pull/39678), [@41ks](https://redirect.github.com/41ks)) - **🏬 Multi-Pool IPAM with KVStore**: Add support for Multi-Pool IPAM in external KVstore mode ([cilium/cilium#39638](https://redirect.github.com/cilium/cilium/pull/39638), [@pippolo84](https://redirect.github.com/pippolo84)) - **🔐 Multi-Pool IPAM with IPSec**: Add support for Multi-Pool IPAM mode with IPSec transparent encryption in tunnel routing mode ([cilium/cilium#39442](https://redirect.github.com/cilium/cilium/pull/39442), [@pippolo84](https://redirect.github.com/pippolo84)) - **↪️ Multi-Pool Tunnel Routing**: Add support for tunnel routing in multi-pool IPAM mode ([cilium/cilium#38483](https://redirect.github.com/cilium/cilium/pull/38483), [@pippolo84](https://redirect.github.com/pippolo84)) ##### 🛣️ BGP - **📇 Route Aggregation**: Add support for BGP route aggregation in the control plane ([cilium/cilium#37275](https://redirect.github.com/cilium/cilium/pull/37275), [@romanspb80](https://redirect.github.com/romanspb80)) - **🎯 Overlapping Selector Matches**: Support overlapping selector matches in **CiliumBGPAdvertisement** resources ([cilium/cilium#36414](https://redirect.github.com/cilium/cilium/pull/36414), [@dswaffordcw](https://redirect.github.com/dswaffordcw)) - **🆔 New Router ID generation modes**: Generate router-id based on MAC addresses, or from an IP address pool ([cilium/cilium#36451](https://redirect.github.com/cilium/cilium/pull/36451), [@yushoyamaguchi](https://redirect.github.com/yushoyamaguchi); [cilium/cilium#38300](https://redirect.github.com/cilium/cilium/pull/38300), [@liyihuang](https://redirect.github.com/liyihuang)) ##### 🧑‍💻 Development Experience - **🧪 Test attribution**: Identify owners of test in GitHub workflow results to make it easier to connect with other developers on tricky problems ([cilium/cilium#37027](https://redirect.github.com/cilium/cilium/pull/37027), [@Joe](https://redirect.github.com/Joe) Stringer) - **🛏️ Policy REST API**: The Cilium policy API exposed over a local unix socket is deprecated. The other mechanisms to configure policy via Kubernetes resources or the local filesystem are preferred ([cilium/cilium#40212](https://redirect.github.com/cilium/cilium/pull/40212), [@squeed](https://redirect.github.com/squeed)) - **🏗️ Feature Deprecation**: Deprecate underused features like Custom Calls, Recorder API and External Workloads ([cilium/cilium#38480](https://redirect.github.com/cilium/cilium/pull/38480), [cilium/cilium#39642](https://redirect.github.com/cilium/cilium/pull/39642), [cilium/cilium#37418](https://redirect.github.com/cilium/cilium/pull/37418), [@brb](https://redirect.github.com/brb)) ##### 🏢 Community - **❤️ Production Case Studies**: Many end-users have stepped forward to tell their stories running Cilium in production. If your company wants to submit their case studies let us know. We would love to hear your feedback! - [ByteDance](https://www.youtube.com/watch?v=cKPW67D7X10), [Canopus Networks](https://www.youtube.com/watch?v=YXl9xuIxylY), [Corner Banca](https://www.youtube.com/watch?v=HVPKSefazl4), [DB Schenker](https://www.cncf.io/case-studies/db-schenker/), [eBay](https://www.youtube.com/watch?v=xEa4KFf5FzY), [ECCO](https://www.cncf.io/case-studies/ecco/), [G-Research](https://www.youtube.com/watch?v=kjSFN34dROQ), [Social Network Company](https://cilium.io/blog/2025/04/15/tetragon-social-networking-user-story/), and [Preferred Networks](https://www.youtube.com/watch?v=n7_I4zu6f_M) - **🇬🇧 London Events**: The community gathered at [CiliumCon](https://events.linuxfoundation.org/kubecon-cloudnativecon-europe/co-located-events/ciliumcon/) and the [Cilium Developer Summit](https://redirect.github.com/cilium/dev-summits/tree/main/2025-EU) in London - **🇺🇸 Atlanta Events**: Meet us at the upcoming [CiliumCon](https://events.linuxfoundation.org/kubecon-cloudnativecon-north-america/co-located-events/ciliumcon/) and Cilium Developers Summit in Atlanta, Georgia - **👥 SIG Community Meetings**: [SIG Community](https://redirect.github.com/cilium/community/tree/main/sig-community) now meets every first and third Thursday to foster, grow, and sustain the Cilium open source community ##### 📔 Full CHANGELOG - Full CHANGELOG.md can be found [here](https://redirect.github.com/cilium/cilium/blob/v1.18.0/CHANGELOG.md). And finally, we would like to thank you to all contributors of Cilium that helped directly and indirectly with the project. The success of Cilium could not happen without all of you. ❤️ :people\_holding\_hands: ❤️ </details> --- ### Configuration 📅 **Schedule**: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined). 🚦 **Automerge**: Disabled by config. Please merge this manually once you are satisfied. ♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox. 🔕 **Ignore**: Close this PR and you won't be reminded about these updates again. --- - [ ] If you want to rebase/retry this PR, check this box --- This PR has been generated by [Renovate Bot](https://redirect.github.com/renovatebot/renovate).

This PR contains the following updates: | Package | Update | Change | |---|---|---| | [cilium](https://cilium.io/) ([source](https://redirect.github.com/cilium/cilium)) | minor | `1.17.5` -> `1.18.1` | --- ### Release Notes <details> <summary>cilium/cilium (cilium)</summary> ### [`v1.18.1`](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.1): 1.18.1 [Compare Source](https://redirect.github.com/cilium/cilium/compare/1.18.0...1.18.1) ## Summary of Changes **Minor Changes:** - Add `kernel_version`, `endpoint_routes_enabled`, `strict_mode_enabled` and `kubernetes_version` feature metrics. (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#41003](https://redirect.github.com/cilium/cilium/issues/41003), [@aanm](https://redirect.github.com/aanm)) - eni: improve logging and speed up ipam reconciliation in case of node scale-downs (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40852](https://redirect.github.com/cilium/cilium/issues/40852), [@marseel](https://redirect.github.com/marseel)) - kvstore: Cilium Agent no longer fails health-check if operator is unavailable (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40920](https://redirect.github.com/cilium/cilium/issues/40920), [@marseel](https://redirect.github.com/marseel)) - operator: CRDs are updated in series instead of in parallel now during Cilium upgrades. This should lower the pressure on the k8s control plane (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40322](https://redirect.github.com/cilium/cilium/issues/40322), [@marseel](https://redirect.github.com/marseel)) **Bugfixes:** - Add missing safeguards to topology-aware routing: use all backends when no suitable one matching the zone hints are found or a backend exists without a zone hint. ([#41116](https://redirect.github.com/cilium/cilium/issues/41116), [@joamaki](https://redirect.github.com/joamaki)) - aws/eni: Don't use subnet tags to filter ENIs for GC (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40656](https://redirect.github.com/cilium/cilium/issues/40656), [@HadrienPatte](https://redirect.github.com/HadrienPatte)) - clustermesh: fix regression possibly causing cross-cluster connections disruption if the clustermesh-apiserver is restarted at the same time as Cilium agents. (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40786](https://redirect.github.com/cilium/cilium/issues/40786), [@giorio94](https://redirect.github.com/giorio94)) - clustermesh: fix regression preventing global services with unnamed ports from including remote backends (Backport PR [#40865](https://redirect.github.com/cilium/cilium/issues/40865), Upstream PR [#40848](https://redirect.github.com/cilium/cilium/issues/40848), [@giorio94](https://redirect.github.com/giorio94)) - Fix bug where the presence of a label called "ingress" causes incorrect assignment of identities to workloads, affecting policy enforcement. (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40791](https://redirect.github.com/cilium/cilium/issues/40791), [@christarazi](https://redirect.github.com/christarazi)) - Fix skipping of LoadBalancer services when IPMode is not set to VIP (KEP-1860) (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40915](https://redirect.github.com/cilium/cilium/issues/40915), [@joamaki](https://redirect.github.com/joamaki)) - fix([GH-37724](https://redirect.github.com/cilium/cilium/issues/37724)): Sync policies on startup (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40357](https://redirect.github.com/cilium/cilium/issues/40357), [@anubhabMajumdar](https://redirect.github.com/anubhabMajumdar)) - fix: create policy snapshot only for sdp (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40785](https://redirect.github.com/cilium/cilium/issues/40785), [@vipul-21](https://redirect.github.com/vipul-21)) - Fixes a bug where the Cilium agent may segfault when starting. (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40824](https://redirect.github.com/cilium/cilium/issues/40824), [@squeed](https://redirect.github.com/squeed)) - Fixes an error where the Ingress controller, when run in host network, created an invalid Service. (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#40232](https://redirect.github.com/cilium/cilium/issues/40232), [@rtheobald](https://redirect.github.com/rtheobald)) - helm: Create envoy-config ConfigMap for preflight (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#40875](https://redirect.github.com/cilium/cilium/issues/40875), [@sayboras](https://redirect.github.com/sayboras)) - install/kubernetes: fix clustermesh-apiserver extraEnv (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#41021](https://redirect.github.com/cilium/cilium/issues/41021), [@aanm](https://redirect.github.com/aanm)) - loadbalancer: Fix backend state in REST API (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40780](https://redirect.github.com/cilium/cilium/issues/40780), [@mhofstetter](https://redirect.github.com/mhofstetter)) **CI Changes:** - .github/actions: only upload files with features-tested prefix (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40975](https://redirect.github.com/cilium/cilium/issues/40975), [@aanm](https://redirect.github.com/aanm)) - Add TESTOWNERS file ([#40864](https://redirect.github.com/cilium/cilium/issues/40864), [@joestringer](https://redirect.github.com/joestringer)) - ci: Add Cleanup Disk space step into conformance-runtime (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40973](https://redirect.github.com/cilium/cilium/issues/40973), [@rastislavs](https://redirect.github.com/rastislavs)) - ci: Fix CI-Fuzz Build failures (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40728](https://redirect.github.com/cilium/cilium/issues/40728), [@lomackie](https://redirect.github.com/lomackie)) - ci: Reuse connectivity test flags in proxy-embedded (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#41036](https://redirect.github.com/cilium/cilium/issues/41036), [@joestringer](https://redirect.github.com/joestringer)) - endpoint: Avoid unnecessarily logging a warning during endpoint deletion (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40927](https://redirect.github.com/cilium/cilium/issues/40927), [@christarazi](https://redirect.github.com/christarazi)) - Fix GKE cluster creation failures when branch names exceed 63-byte label limit by implementing automatic truncation with hash-based uniqueness preservation. (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40725](https://redirect.github.com/cilium/cilium/issues/40725), [@pillai-ashwin](https://redirect.github.com/pillai-ashwin)) - Improved test failure attribution on stable branches by using TESTOWNERS files to route failures to appropriate code quality teams rather than generic CI infrastructure teams. (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40776](https://redirect.github.com/cilium/cilium/issues/40776), [@pillai-ashwin](https://redirect.github.com/pillai-ashwin)) - ipsec: fix privileged tests (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#41006](https://redirect.github.com/cilium/cilium/issues/41006), [@smagnani96](https://redirect.github.com/smagnani96)) - tools/testowners: de-duplicate error logs (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40778](https://redirect.github.com/cilium/cilium/issues/40778), [@tklauser](https://redirect.github.com/tklauser)) - workflows/ipsec: Fix leak detection for IPv6-only in e2e downgrade (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40881](https://redirect.github.com/cilium/cilium/issues/40881), [@smagnani96](https://redirect.github.com/smagnani96)) **Misc Changes:** - .github/workflows: bump build-images-base timeout to 60 minutes (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40919](https://redirect.github.com/cilium/cilium/issues/40919), [@aanm](https://redirect.github.com/aanm)) - .github/workflows: print open file descriptors (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40941](https://redirect.github.com/cilium/cilium/issues/40941), [@aanm](https://redirect.github.com/aanm)) - .github: fix removal of all files in /mnt (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40818](https://redirect.github.com/cilium/cilium/issues/40818), [@aanm](https://redirect.github.com/aanm)) - .github: remove all contents of /mnt in build images CI (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40814](https://redirect.github.com/cilium/cilium/issues/40814), [@aanm](https://redirect.github.com/aanm)) - chore(deps): update actions/download-artifact action to v5 (v1.18) ([#41055](https://redirect.github.com/cilium/cilium/issues/41055), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update all github action dependencies (v1.18) ([#40901](https://redirect.github.com/cilium/cilium/issues/40901), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update all github action dependencies (v1.18) ([#41056](https://redirect.github.com/cilium/cilium/issues/41056), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update all-dependencies (v1.18) ([#40900](https://redirect.github.com/cilium/cilium/issues/40900), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update dependency cilium/cilium-cli to v0.18.6 (v1.18) ([#40898](https://redirect.github.com/cilium/cilium/issues/40898), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update go to v1.24.6 (v1.18) ([#40993](https://redirect.github.com/cilium/cilium/issues/40993), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update stable lvh-images (v1.18) (patch) ([#40899](https://redirect.github.com/cilium/cilium/issues/40899), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update stable lvh-images (v1.18) (patch) ([#41054](https://redirect.github.com/cilium/cilium/issues/41054), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - ci: add/change runner labels (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40972](https://redirect.github.com/cilium/cilium/issues/40972), [@Artyop](https://redirect.github.com/Artyop)) - daemon/test: explicitly wait for identities synchronization (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40811](https://redirect.github.com/cilium/cilium/issues/40811), [@giorio94](https://redirect.github.com/giorio94)) - docs: Remove references to v1.15 (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#41033](https://redirect.github.com/cilium/cilium/issues/41033), [@joestringer](https://redirect.github.com/joestringer)) - Fix loadbalancer handling of backends with ClusterID set (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#40968](https://redirect.github.com/cilium/cilium/issues/40968), [@giorio94](https://redirect.github.com/giorio94)) - Fix race condition issues (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40949](https://redirect.github.com/cilium/cilium/issues/40949), [@aanm](https://redirect.github.com/aanm)) - fix(deps): update module github.com/docker/docker to v28.3.3+incompatible \[security] (v1.18) ([#40793](https://redirect.github.com/cilium/cilium/issues/40793), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - loadbalancer: Raise default retry duration to 1 second (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#40997](https://redirect.github.com/cilium/cilium/issues/40997), [@joamaki](https://redirect.github.com/joamaki)) - loadbalancer: Use unique for L3n4Addr (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40633](https://redirect.github.com/cilium/cilium/issues/40633), [@joamaki](https://redirect.github.com/joamaki)) - Makefile: Fix multi codeowner detection (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40923](https://redirect.github.com/cilium/cilium/issues/40923), [@joestringer](https://redirect.github.com/joestringer)) - Reduced memory usage by roughly 10% for large EndpointSlices by sharing identical objects. (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#40987](https://redirect.github.com/cilium/cilium/issues/40987), [@joamaki](https://redirect.github.com/joamaki)) - values(.yaml.tmpl): Add Geneve (Class Option) to dsrDispatch paramater (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40625](https://redirect.github.com/cilium/cilium/issues/40625), [@alagoutte](https://redirect.github.com/alagoutte)) - vendor: Bump to StateDB v0.4.5 (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40783](https://redirect.github.com/cilium/cilium/issues/40783), [@joamaki](https://redirect.github.com/joamaki)) **Other Changes:** - ci: reduce gke failures ([#41070](https://redirect.github.com/cilium/cilium/issues/41070), [@brlbil](https://redirect.github.com/brlbil)) - install: Update image digests for v1.18.0 ([#40782](https://redirect.github.com/cilium/cilium/issues/40782), [@cilium-release-bot](https://redirect.github.com/cilium-release-bot)\[bot]) #### Docker Manifests ##### cilium `quay.io/cilium/cilium:v1.18.1@sha256:65ab17c052d8758b2ad157ce766285e04173722df59bdee1ea6d5fda7149f0e9` `quay.io/cilium/cilium:stable@sha256:65ab17c052d8758b2ad157ce766285e04173722df59bdee1ea6d5fda7149f0e9` ##### clustermesh-apiserver `quay.io/cilium/clustermesh-apiserver:v1.18.1@sha256:87ab85f33dc7e895ed6257564bf1a255d12399d9e8a075a8fc400910ff94cbeb` `quay.io/cilium/clustermesh-apiserver:stable@sha256:87ab85f33dc7e895ed6257564bf1a255d12399d9e8a075a8fc400910ff94cbeb` ##### docker-plugin `quay.io/cilium/docker-plugin:v1.18.1@sha256:fb1c6ecb6dc180c97488b8ea45d81275237db14d50e22a1eff3dbfaf9f6f93f3` `quay.io/cilium/docker-plugin:stable@sha256:fb1c6ecb6dc180c97488b8ea45d81275237db14d50e22a1eff3dbfaf9f6f93f3` ##### hubble-relay `quay.io/cilium/hubble-relay:v1.18.1@sha256:7e2fd4877387c7e112689db7c2b153a4d5c77d125b8d50d472dbe81fc1b139b0` `quay.io/cilium/hubble-relay:stable@sha256:7e2fd4877387c7e112689db7c2b153a4d5c77d125b8d50d472dbe81fc1b139b0` ##### operator-alibabacloud `quay.io/cilium/operator-alibabacloud:v1.18.1@sha256:e2bdc8236acec0d1ef1552c831a7cd2277624031066fbdfac884a31a4126a32a` `quay.io/cilium/operator-alibabacloud:stable@sha256:e2bdc8236acec0d1ef1552c831a7cd2277624031066fbdfac884a31a4126a32a` ##### operator-aws `quay.io/cilium/operator-aws:v1.18.1@sha256:de522223ecd73bc06b48042fa59f78f7b3b8f2fff4f8f30a61687516798c5042` `quay.io/cilium/operator-aws:stable@sha256:de522223ecd73bc06b48042fa59f78f7b3b8f2fff4f8f30a61687516798c5042` ##### operator-azure `quay.io/cilium/operator-azure:v1.18.1@sha256:682058e6734e397e7939e92bb463da3c1b5d8b7a7ce408c3b7a62aadb9ce4f06` `quay.io/cilium/operator-azure:stable@sha256:682058e6734e397e7939e92bb463da3c1b5d8b7a7ce408c3b7a62aadb9ce4f06` ##### operator-generic `quay.io/cilium/operator-generic:v1.18.1@sha256:97f4553afa443465bdfbc1cc4927c93f16ac5d78e4dd2706736e7395382201bc` `quay.io/cilium/operator-generic:stable@sha256:97f4553afa443465bdfbc1cc4927c93f16ac5d78e4dd2706736e7395382201bc` ##### operator `quay.io/cilium/operator:v1.18.1@sha256:f3b8d90f945167c1ac4324a0f02a9d381f83076d5ce828fab452014f9335a47e` `quay.io/cilium/operator:stable@sha256:f3b8d90f945167c1ac4324a0f02a9d381f83076d5ce828fab452014f9335a47e` ### [`v1.18.0`](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0): 1.18.0 [Compare Source](https://redirect.github.com/cilium/cilium/compare/1.17.7...1.18.0) We are excited to announce the **[Cilium 1.18.0](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0)** release! A total of **3298 new commits** have been contributed to this release by a growing community of over **955 developers** and over **22,000 GitHub stars**! ⭐ To keep up to date with all the latest Cilium releases, see [Announcements](https://redirect.github.com/cilium/cilium/discussions/categories/announcements) Here's what's new in [v1.18.0](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0): #### 🚠 Networking - **⚖️ Load Balancing Redesign**: The service load-balancing control-plane in the Cilium agent has been redesigned to reduce memory usage and improve future extensibility of load-balancing features ([cilium/cilium#38469](https://redirect.github.com/cilium/cilium/pull/38469), [@joamaki](https://redirect.github.com/joamaki)) - **🔌 Virtual Network Devices**: Added support for new virtual network device configurations such as VXLAN in IPsec (VinE) and IPIP tunnels ([cilium/cilium#37723](https://redirect.github.com/cilium/cilium/pull/37723), [@ldelossa](https://redirect.github.com/ldelossa); [cilium/cilium#37346](https://redirect.github.com/cilium/cilium/pull/37346), [@gyutaeb](https://redirect.github.com/gyutaeb)) - **Ⓜ️ Multiple Egress Gateways**: Egress Gateways policies can now direct traffic towards multiple gateway nodes ([cilium/cilium#39304](https://redirect.github.com/cilium/cilium/pull/39304), [@carlos-abad](https://redirect.github.com/carlos-abad)) - **🚦 Ingress Rate Limiting**: The bandwidth manager now supports ingress rate limiting ([cilium/cilium#36351](https://redirect.github.com/cilium/cilium/pull/36351), [@l1b0k](https://redirect.github.com/l1b0k)) - **📢 Multi-Device L2 Announcements**: The L2 pod announcement feature now supports multiple devices ([cilium/cilium#38198](https://redirect.github.com/cilium/cilium/pull/38198), [@dylandreimerink](https://redirect.github.com/dylandreimerink)) - **🏢 Neighbor Subsystem Rework**: The neighbor subsystem was made more resilient through a new system that reconciles desired neighbor entries with the kernel state ([cilium/cilium#39987](https://redirect.github.com/cilium/cilium/pull/39987), [@dylandreimerink](https://redirect.github.com/dylandreimerink)) #### 🌐 IPv6 - **🚇 Tunneling Underlay**: The tunneling datapath mode now supports using an IPv6 network underlay, including when configured with IPsec transparent encryption ([cilium/cilium#38296](https://redirect.github.com/cilium/cilium/pull/38296), [cilium/cilium#39497](https://redirect.github.com/cilium/cilium/pull/39497), [@pchaigno](https://redirect.github.com/pchaigno)) - **💬 Kube Proxy Replacement**: Cilium now implements service translation when running on an IPv6 underlay ([cilium/cilium#39074](https://redirect.github.com/cilium/cilium/pull/39074), [@pchaigno](https://redirect.github.com/pchaigno)) - **📋 Delegated IPAM**: When delegating IP address management to a third party plugin, Cilium now configures IPv6 routes for connectivity if the plugin supports IPv6 ([cilium/cilium#38249](https://redirect.github.com/cilium/cilium/pull/38249), [@caorui-io](https://redirect.github.com/caorui-io), [@kadevu](https://redirect.github.com/kadevu)) - **📦 IP Fragment Support**: Cilium now processes ordered IPv6 fragments to apply policy and routing functionality ([cilium/cilium#38110](https://redirect.github.com/cilium/cilium/pull/38110), [@gentoo-root](https://redirect.github.com/gentoo-root)) - **🚪 Egress gateway policies** can now match IPv6 address ranges ([cilium/cilium#38452](https://redirect.github.com/cilium/cilium/pull/38452), [@rgo3](https://redirect.github.com/rgo3)) #### 🛡️ Policy & Observability - **🏷️ Policy Names in Hubble-CLI**: Show the names of (C)CNPs that allowed or denied traffic when monitoring flows in Hubble ([cilium/cilium#39453](https://redirect.github.com/cilium/cilium/pull/39453), [@antonipp](https://redirect.github.com/antonipp)) - **📝 Policy Log Fields**: A new free-text log field is added to policies, which is exposed in Hubble flows for easy correlation and searching ([cilium/cilium#39902](https://redirect.github.com/cilium/cilium/pull/39902), [@squeed](https://redirect.github.com/squeed)) - **🛰️ Encapsulated Traffic Decoding**: Hubble decodes encapsulated traffic for deeper introspection into traffic flows ([cilium/cilium#37634](https://redirect.github.com/cilium/cilium/pull/37634), [@kaworu](https://redirect.github.com/kaworu)) - **🏰 ClusterMesh Policy Restriction**: A new option allows the **cluster** entity to apply only to the local cluster in ClusterMesh environment ([cilium/cilium#39338](https://redirect.github.com/cilium/cilium/pull/39338), [@MrFreezeex](https://redirect.github.com/MrFreezeex)) - **✨ Enhanced Policy Dashboard**: The Policy section of the Cilium Grafana dashboard has been improved to show more relevant graphs, including policy drops in both directions ([cilium/cilium#36492](https://redirect.github.com/cilium/cilium/pull/36492), [cilium/cilium#37445](https://redirect.github.com/cilium/cilium/pull/37445), [@squeed](https://redirect.github.com/squeed)) #### 🌅 Performance - **📊 Scale Test Results**: Cilium implements policies and services up to 45% faster in higher scale environments (Various; [@marseel](https://redirect.github.com/marseel), [cilium/cilium#40227](https://redirect.github.com/cilium/cilium/pull/40227)) - **📦 Image Size Reduction**: Docker image sizes are reduced by 32% on arm64 architecture images ([cilium/cilium#40005](https://redirect.github.com/cilium/cilium/pull/40005), [@marseel](https://redirect.github.com/marseel)) - **⚡ Improved Policy Performance**: The DNS proxy can process large numbers of IPs faster, and the EndpointSelector match implementation has been optimized ([cilium/cilium#39340](https://redirect.github.com/cilium/cilium/pull/39340), [@squeed](https://redirect.github.com/squeed); [cilium/cilium#40414](https://redirect.github.com/cilium/cilium/pull/40414), [@marseel](https://redirect.github.com/marseel)) - **🪞 EndpointSlice Mirroring for Multi-Cluster Services**: Clustermesh mirrors EndpointSlice from the local cluster instead of copying the Service selectors when using the MCS-API controller ([cilium/cilium#38596](https://redirect.github.com/cilium/cilium/pull/38596), [@MrFreezeex](https://redirect.github.com/MrFreezeex)) - **🌐 KVStoreMesh Optimization**: Cross-cluster state distribution is optimized by only synchronizing identities keyed by ID, not by value ([cilium/cilium#36471](https://redirect.github.com/cilium/cilium/pull/36471), [@HadrienPatte](https://redirect.github.com/HadrienPatte)) - **🧠 Egress Gateway Processing**: Egress gateway policy processing is significantly improved when matching a large number of pods ([cilium/cilium#37714](https://redirect.github.com/cilium/cilium/pull/37714), [@giorio94](https://redirect.github.com/giorio94)) - **🗑️ Optimized Garbage Collection for Connection Tracking**: Cilium leverages batched iterators for CTMap GC ([cilium/cilium#36288](https://redirect.github.com/cilium/cilium/pull/36288), [@tommyp1ckles](https://redirect.github.com/tommyp1ckles)) #### ⚙️ Operations - **📈 API Server Connections at Scale**: Improve kube-apiserver connections behavior at scale through failover and setting better jitter and backoff configurations ([cilium/cilium#37601](https://redirect.github.com/cilium/cilium/pull/37601), [@aditighag](https://redirect.github.com/aditighag); [cilium/cilium#38031](https://redirect.github.com/cilium/cilium/pull/38031), [@orange30](https://redirect.github.com/orange30); [cilium/cilium#36648](https://redirect.github.com/cilium/cilium/pull/36648), [@wedaly](https://redirect.github.com/wedaly)) - **🔄 ConfigMap Synchronization**: New option to automatically synchronize ConfigMap changes into the agent and report metrics for when the effective configuration is different from the desired configuration ([cilium/cilium#36510](https://redirect.github.com/cilium/cilium/pull/36510), [@ovidiutirla](https://redirect.github.com/ovidiutirla)) - **🎓 CRD Promotion to Stable**: Promote **CiliumCIDRGroup**, **CiliumLoadBalancerIPPool** and all **BGP** CRDs to stable API ([cilium/cilium#38940](https://redirect.github.com/cilium/cilium/pull/38940), [@christarazi](https://redirect.github.com/christarazi); [cilium/cilium#39090](https://redirect.github.com/cilium/cilium/pull/39090), [@pippolo84](https://redirect.github.com/pippolo84); [cilium/cilium#37765](https://redirect.github.com/cilium/cilium/pull/37765), [@rastislavs](https://redirect.github.com/rastislavs)) - **⛔ Node Taints Handling**: The cilium-operator Deployment uses a new default set of taints which avoids deploying to a drained node ([cilium/cilium#40137](https://redirect.github.com/cilium/cilium/pull/40137), [@Murat](https://redirect.github.com/Murat) Parlakisik) - **:wood: Migrate to Slog**: Cilium now uses slog as log library for all components ([cilium/cilium#39664](https://redirect.github.com/cilium/cilium/pull/39664), [@aanm](https://redirect.github.com/aanm)) - **🔧 Cilium dependencies** were updated to Kubernetes v1.33, Envoy v1.34, LLVM 19.1, and CNI v1.1 ([cilium/cilium#39124](https://redirect.github.com/cilium/cilium/pull/39124), [cilium/cilium#40175](https://redirect.github.com/cilium/cilium/pull/40175), [cilium/cilium#39632](https://redirect.github.com/cilium/cilium/pull/39632), [@sayboras](https://redirect.github.com/sayboras); [cilium/cilium#38868](https://redirect.github.com/cilium/cilium/pull/38868), [@squeed](https://redirect.github.com/squeed)) - **🐧 Minimum Linux Requirements**: The minimum kernel version for this release series is Linux v5.10 or similar, such as RHEL 8.6 ([cilium/cilium#38308](https://redirect.github.com/cilium/cilium/pull/38308), [@julianwiedmann](https://redirect.github.com/julianwiedmann)) #### 🕸️ Service Mesh & Gateway API - **⛩️ Gateway API v1.3.0**: Gateway API support is bumped to v1.3.0 ([cilium/cilium#39590](https://redirect.github.com/cilium/cilium/pull/39590), [@sayboras](https://redirect.github.com/sayboras)) - **🔗 Improved GatewayClass Configuration**: The new CiliumGatewayClassConfig object adds service type validation allows the configuration of extra settings on a per-GatewayClass level: LoadBalancerSourceRangesPolicy, ParametersRef fields. This allows Cilium to reconcile multiple GatewayClasses with different configurations ([cilium/cilium#37792](https://redirect.github.com/cilium/cilium/pull/37792), [cilium/cilium#37402](https://redirect.github.com/cilium/cilium/pull/37402), [cilium/cilium#40138](https://redirect.github.com/cilium/cilium/pull/40138), [@sayboras](https://redirect.github.com/sayboras)) - **🚏 Multiple HTTPRoutes**: GAMMA reconciler now supports attaching multiple HTTPRoutes to the same Service ([cilium/cilium#39922](https://redirect.github.com/cilium/cilium/pull/39922), [@youngnick](https://redirect.github.com/youngnick)) - **🪄 Route Changes Reconciliation**: Reconcile Gateway API based on all changes to routes. This allows label updates to trigger reconciliation correctly, amongst other things ([cilium/cilium#37798](https://redirect.github.com/cilium/cilium/pull/37798), [@sayboras](https://redirect.github.com/sayboras)) #### 🏷️ IP Address Management - **☁️ AWS Prefix Delegation**: Prefix delegation on AWS bare metal instances is now supported natively in Cilium's AWS ENI IPAM mode ([cilium/cilium#39678](https://redirect.github.com/cilium/cilium/pull/39678), [@41ks](https://redirect.github.com/41ks)) - **🏬 Multi-Pool IPAM with KVStore**: Add support for Multi-Pool IPAM in external KVstore mode ([cilium/cilium#39638](https://redirect.github.com/cilium/cilium/pull/39638), [@pippolo84](https://redirect.github.com/pippolo84)) - **🔐 Multi-Pool IPAM with IPSec**: Add support for Multi-Pool IPAM mode with IPSec transparent encryption in tunnel routing mode ([cilium/cilium#39442](https://redirect.github.com/cilium/cilium/pull/39442), [@pippolo84](https://redirect.github.com/pippolo84)) - **↪️ Multi-Pool Tunnel Routing**: Add support for tunnel routing in multi-pool IPAM mode ([cilium/cilium#38483](https://redirect.github.com/cilium/cilium/pull/38483), [@pippolo84](https://redirect.github.com/pippolo84)) #### 🛣️ BGP - **📇 Route Aggregation**: Add support for BGP route aggregation in the control plane ([cilium/cilium#37275](https://redirect.github.com/cilium/cilium/pull/37275), [@romanspb80](https://redirect.github.com/romanspb80)) - **🎯 Overlapping Selector Matches**: Support overlapping selector matches in **CiliumBGPAdvertisement** resources ([cilium/cilium#36414](https://redirect.github.com/cilium/cilium/pull/36414), [@dswaffordcw](https://redirect.github.com/dswaffordcw)) - **🆔 New Router ID generation modes**: Generate router-id based on MAC addresses, or from an IP address pool ([cilium/cilium#36451](https://redirect.github.com/cilium/cilium/pull/36451), [@yushoyamaguchi](https://redirect.github.com/yushoyamaguchi); [cilium/cilium#38300](https://redirect.github.com/cilium/cilium/pull/38300), [@liyihuang](https://redirect.github.com/liyihuang)) #### 🧑‍💻 Development Experience - **🧪 Test attribution**: Identify owners of test in GitHub workflow results to make it easier to connect with other developers on tricky problems ([cilium/cilium#37027](https://redirect.github.com/cilium/cilium/pull/37027), [@Joe](https://redirect.github.com/Joe) Stringer) - **🛏️ Policy REST API**: The Cilium policy API exposed over a local unix socket is deprecated. The other mechanisms to configure policy via Kubernetes resources or the local filesystem are preferred ([cilium/cilium#40212](https://redirect.github.com/cilium/cilium/pull/40212), [@squeed](https://redirect.github.com/squeed)) - **🏗️ Feature Deprecation**: Deprecate underused features like Custom Calls, Recorder API and External Workloads ([cilium/cilium#38480](https://redirect.github.com/cilium/cilium/pull/38480), [cilium/cilium#39642](https://redirect.github.com/cilium/cilium/pull/39642), [cilium/cilium#37418](https://redirect.github.com/cilium/cilium/pull/37418), [@brb](https://redirect.github.com/brb)) #### 🏢 Community - **❤️ Production Case Studies**: Many end-users have stepped forward to tell their stories running Cilium in production. If your company wants to submit their case studies let us know. We would love to hear your feedback! - [ByteDance](https://www.youtube.com/watch?v=cKPW67D7X10), [Canopus Networks](https://www.youtube.com/watch?v=YXl9xuIxylY), [Corner Banca](https://www.youtube.com/watch?v=HVPKSefazl4), [DB Schenker](https://www.cncf.io/case-studies/db-schenker/), [eBay](https://www.youtube.com/watch?v=xEa4KFf5FzY), [ECCO](https://www.cncf.io/case-studies/ecco/), [G-Research](https://www.youtube.com/watch?v=kjSFN34dROQ), [Social Network Company](https://cilium.io/blog/2025/04/15/tetragon-social-networking-user-story/), and [Preferred Networks](https://www.youtube.com/watch?v=n7_I4zu6f_M) - **🇬🇧 London Events**: The community gathered at [CiliumCon](https://events.linuxfoundation.org/kubecon-cloudnativecon-europe/co-located-events/ciliumcon/) and the [Cilium Developer Summit](https://redirect.github.com/cilium/dev-summits/tree/main/2025-EU) in London - **🇺🇸 Atlanta Events**: Meet us at the upcoming [CiliumCon](https://events.linuxfoundation.org/kubecon-cloudnativecon-north-america/co-located-events/ciliumcon/) and Cilium Developers Summit in Atlanta, Georgia - **👥 SIG Community Meetings**: [SIG Community](https://redirect.github.com/cilium/community/tree/main/sig-community) now meets every first and third Thursday to foster, grow, and sustain the Cilium open source community #### 📔 Full CHANGELOG - Full CHANGELOG.md can be found [here](https://redirect.github.com/cilium/cilium/blob/v1.18.0/CHANGELOG.md). And finally, we would like to thank you to all contributors of Cilium that helped directly and indirectly with the project. The success of Cilium could not happen without all of you. ❤️ :people\_holding\_hands: ❤️ ### [`v1.17.7`](https://redirect.github.com/cilium/cilium/releases/tag/v1.17.7): 1.17.7 [Compare Source](https://redirect.github.com/cilium/cilium/compare/1.17.6...1.17.7) ## Summary of Changes **Minor Changes:** - Add `kernel_version`, `endpoint_routes_enabled`, `strict_mode_enabled` and `kubernetes_version` feature metrics. (Backport PR [#41074](https://redirect.github.com/cilium/cilium/issues/41074), Upstream PR [#41003](https://redirect.github.com/cilium/cilium/issues/41003), [@aanm](https://redirect.github.com/aanm)) **Bugfixes:** - Added cleanup of deprecated cilium\_policy\_v1 maps (Backport PR [#40578](https://redirect.github.com/cilium/cilium/issues/40578), Upstream PR [#39400](https://redirect.github.com/cilium/cilium/issues/39400), [@pasteley](https://redirect.github.com/pasteley)) - bgp: Use private fork of the GoBGP to fix BGP MD5 auth (Backport PR [#40578](https://redirect.github.com/cilium/cilium/issues/40578), Upstream PR [#40566](https://redirect.github.com/cilium/cilium/issues/40566), [@YutaroHayakawa](https://redirect.github.com/YutaroHayakawa)) - bpf/nat: fix header offset while reverse nat-ing icmp6 pkt too big. (Backport PR [#40387](https://redirect.github.com/cilium/cilium/issues/40387), Upstream PR [#40002](https://redirect.github.com/cilium/cilium/issues/40002), [@tommyp1ckles](https://redirect.github.com/tommyp1ckles)) - Enable protocol differentiation by default on the operator, matching the agent ([#40643](https://redirect.github.com/cilium/cilium/issues/40643), [@dylandreimerink](https://redirect.github.com/dylandreimerink)) - Fix a bug where Cilium leaks stale routes when IPsec is enabled. (Backport PR [#40664](https://redirect.github.com/cilium/cilium/issues/40664), Upstream PR [#40653](https://redirect.github.com/cilium/cilium/issues/40653), [@pippolo84](https://redirect.github.com/pippolo84)) - fix(helm): fix values.schema.json types for bpf.events.default.{rateLimit,burstLimit} (Backport PR [#40578](https://redirect.github.com/cilium/cilium/issues/40578), Upstream PR [#40543](https://redirect.github.com/cilium/cilium/issues/40543), [@vchirikov](https://redirect.github.com/vchirikov)) - fix: kube-proxy healthz panic on port 10256 ([#40590](https://redirect.github.com/cilium/cilium/issues/40590), [@tamilmani1989](https://redirect.github.com/tamilmani1989)) - Helm: Correct seccompProfile for cilium-agent pods (Backport PR [#40578](https://redirect.github.com/cilium/cilium/issues/40578), Upstream PR [#40476](https://redirect.github.com/cilium/cilium/issues/40476), [@jcpunk](https://redirect.github.com/jcpunk)) - install/kubernetes: fix clustermesh-apiserver extraEnv (Backport PR [#41074](https://redirect.github.com/cilium/cilium/issues/41074), Upstream PR [#41021](https://redirect.github.com/cilium/cilium/issues/41021), [@aanm](https://redirect.github.com/aanm)) - pkg/ipam: fix multi-pool allocator not releasing un-used /32 and /128 CIDRs (Backport PR [#40578](https://redirect.github.com/cilium/cilium/issues/40578), Upstream PR [#40393](https://redirect.github.com/cilium/cilium/issues/40393), [@alimehrabikoshki](https://redirect.github.com/alimehrabikoshki)) - service: Only set algorithm annotation when requested ([#40845](https://redirect.github.com/cilium/cilium/issues/40845), [@tsotne95](https://redirect.github.com/tsotne95)) **CI Changes:** - .github/actions: only upload files with features-tested prefix (Backport PR [#40988](https://redirect.github.com/cilium/cilium/issues/40988), Upstream PR [#40975](https://redirect.github.com/cilium/cilium/issues/40975), [@aanm](https://redirect.github.com/aanm)) - .github: Don't overwrite junit results (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#39159](https://redirect.github.com/cilium/cilium/issues/39159), [@joestringer](https://redirect.github.com/joestringer)) - .github: Run final steps when tests aren't skipped (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#40180](https://redirect.github.com/cilium/cilium/issues/40180), [@joestringer](https://redirect.github.com/joestringer)) - \[v1.17] .github: Remove use of cosign attest --recursive ([#40699](https://redirect.github.com/cilium/cilium/issues/40699), [@YutaroHayakawa](https://redirect.github.com/YutaroHayakawa)) - \[v1.17] ci: Revert build\_commits runner to ubuntu-22.04 ([#40837](https://redirect.github.com/cilium/cilium/issues/40837), [@rastislavs](https://redirect.github.com/rastislavs)) - builder: Add tparse,junit tooling (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#39092](https://redirect.github.com/cilium/cilium/issues/39092), [@joestringer](https://redirect.github.com/joestringer)) - Centralize dynamic test ownership configuration (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#38045](https://redirect.github.com/cilium/cilium/issues/38045), [@joestringer](https://redirect.github.com/joestringer)) - ci: conformance-eks token extended to 8h (Backport PR [#40578](https://redirect.github.com/cilium/cilium/issues/40578), Upstream PR [#40474](https://redirect.github.com/cilium/cilium/issues/40474), [@mathpl](https://redirect.github.com/mathpl)) - ci: more powerful runners for go linting (Backport PR [#40765](https://redirect.github.com/cilium/cilium/issues/40765), Upstream PR [#40582](https://redirect.github.com/cilium/cilium/issues/40582), [@mathpl](https://redirect.github.com/mathpl)) - CLI: Attribute tests to codeowners (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#37027](https://redirect.github.com/cilium/cilium/issues/37027), [@joestringer](https://redirect.github.com/joestringer)) - Emit junit output from BPF unit tests (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#39099](https://redirect.github.com/cilium/cilium/issues/39099), [@joestringer](https://redirect.github.com/joestringer)) - Fix GKE cluster creation failures when branch names exceed 63-byte label limit by implementing automatic truncation with hash-based uniqueness preservation. (Backport PR [#40849](https://redirect.github.com/cilium/cilium/issues/40849), Upstream PR [#40725](https://redirect.github.com/cilium/cilium/issues/40725), [@pillai-ashwin](https://redirect.github.com/pillai-ashwin)) - Improved test failure attribution on stable branches by using TESTOWNERS files to route failures to appropriate code quality teams rather than generic CI infrastructure teams. (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#40776](https://redirect.github.com/cilium/cilium/issues/40776), [@pillai-ashwin](https://redirect.github.com/pillai-ashwin)) - pkg/egw: Add missing waitForReconciliationRun (Backport PR [#40578](https://redirect.github.com/cilium/cilium/issues/40578), Upstream PR [#40355](https://redirect.github.com/cilium/cilium/issues/40355), [@aditighag](https://redirect.github.com/aditighag)) - spire: Fix unreliable test (Backport PR [#40664](https://redirect.github.com/cilium/cilium/issues/40664), Upstream PR [#40561](https://redirect.github.com/cilium/cilium/issues/40561), [@joestringer](https://redirect.github.com/joestringer)) - tools/testowners: de-duplicate error logs (Backport PR [#41074](https://redirect.github.com/cilium/cilium/issues/41074), Upstream PR [#40778](https://redirect.github.com/cilium/cilium/issues/40778), [@tklauser](https://redirect.github.com/tklauser)) - Upload junit results for Go unit test runs (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#39015](https://redirect.github.com/cilium/cilium/issues/39015), [@joestringer](https://redirect.github.com/joestringer)) **Misc Changes:** - .github/workflows: bump build-images-base timeout to 60 minutes (Backport PR [#40988](https://redirect.github.com/cilium/cilium/issues/40988), Upstream PR [#40919](https://redirect.github.com/cilium/cilium/issues/40919), [@aanm](https://redirect.github.com/aanm)) - .github: fix removal of all files in /mnt (Backport PR [#40849](https://redirect.github.com/cilium/cilium/issues/40849), Upstream PR [#40818](https://redirect.github.com/cilium/cilium/issues/40818), [@aanm](https://redirect.github.com/aanm)) - .github: fix upload artifacts for features.json ([#41091](https://redirect.github.com/cilium/cilium/issues/41091), [@aanm](https://redirect.github.com/aanm)) - .github: remove all contents of /mnt in build images CI (Backport PR [#40849](https://redirect.github.com/cilium/cilium/issues/40849), Upstream PR [#40814](https://redirect.github.com/cilium/cilium/issues/40814), [@aanm](https://redirect.github.com/aanm)) - .github: remove stable tag from v1.17 branches ([#40772](https://redirect.github.com/cilium/cilium/issues/40772), [@aanm](https://redirect.github.com/aanm)) - certloader: Add client variants of watched TLS configs (Backport PR [#40624](https://redirect.github.com/cilium/cilium/issues/40624), Upstream PR [#40399](https://redirect.github.com/cilium/cilium/issues/40399), [@devodev](https://redirect.github.com/devodev)) - chore(deps): update actions/download-artifact action to v5 (v1.17) ([#41058](https://redirect.github.com/cilium/cilium/issues/41058), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update all github action dependencies (v1.17) ([#40746](https://redirect.github.com/cilium/cilium/issues/40746), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update all github action dependencies (v1.17) ([#40905](https://redirect.github.com/cilium/cilium/issues/40905), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update all github action dependencies (v1.17) ([#41059](https://redirect.github.com/cilium/cilium/issues/41059), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update all-dependencies (v1.17) ([#40744](https://redirect.github.com/cilium/cilium/issues/40744), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update all-dependencies (v1.17) ([#40984](https://redirect.github.com/cilium/cilium/issues/40984), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update dependency cilium/cilium-cli to v0.18.6 (v1.17) ([#40902](https://redirect.github.com/cilium/cilium/issues/40902), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update dependency cilium/little-vm-helper to v0.0.26 (v1.17) ([#40646](https://redirect.github.com/cilium/cilium/issues/40646), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update docker.io/library/golang:1.24.5 docker digest to [`ef5b4be`](https://redirect.github.com/cilium/cilium/commit/ef5b4be) (v1.17) ([#40745](https://redirect.github.com/cilium/cilium/issues/40745), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update go to v1.24.6 (v1.17) ([#40994](https://redirect.github.com/cilium/cilium/issues/40994), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update quay.io/cilium/cilium-envoy docker tag to v1.33.6-1753919866-df8077dbd3932edccb59f1c5c70e01f2c1f63741 (v1.17) ([#40903](https://redirect.github.com/cilium/cilium/issues/40903), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update stable lvh-images (v1.17) (patch) ([#40673](https://redirect.github.com/cilium/cilium/issues/40673), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update stable lvh-images (v1.17) (patch) ([#40904](https://redirect.github.com/cilium/cilium/issues/40904), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update stable lvh-images (v1.17) (patch) ([#41057](https://redirect.github.com/cilium/cilium/issues/41057), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - ci: add/change runner labels (Backport PR [#40988](https://redirect.github.com/cilium/cilium/issues/40988), Upstream PR [#40972](https://redirect.github.com/cilium/cilium/issues/40972), [@Artyop](https://redirect.github.com/Artyop)) - cli: Load code owners dynamically via --code-owners (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#38044](https://redirect.github.com/cilium/cilium/issues/38044), [@joestringer](https://redirect.github.com/joestringer)) - daemon/test: explicitly wait for identities synchronization (Backport PR [#40849](https://redirect.github.com/cilium/cilium/issues/40849), Upstream PR [#40811](https://redirect.github.com/cilium/cilium/issues/40811), [@giorio94](https://redirect.github.com/giorio94)) - doc:monitor: clarify direction traced with default aggregation level (Backport PR [#40578](https://redirect.github.com/cilium/cilium/issues/40578), Upstream PR [#40398](https://redirect.github.com/cilium/cilium/issues/40398), [@smagnani96](https://redirect.github.com/smagnani96)) - docs: Add missing IPAM modes to configuration page (Backport PR [#40664](https://redirect.github.com/cilium/cilium/issues/40664), Upstream PR [#40540](https://redirect.github.com/cilium/cilium/issues/40540), [@RayyanSeliya](https://redirect.github.com/RayyanSeliya)) - docs: Add warning about changing an IP pool (Backport PR [#40664](https://redirect.github.com/cilium/cilium/issues/40664), Upstream PR [#40567](https://redirect.github.com/cilium/cilium/issues/40567), [@sorrison](https://redirect.github.com/sorrison)) - docs: remove l7 EnableDefaultDeny callout (Backport PR [#40578](https://redirect.github.com/cilium/cilium/issues/40578), Upstream PR [#40441](https://redirect.github.com/cilium/cilium/issues/40441), [@squeed](https://redirect.github.com/squeed)) - Fix race condition issues (Backport PR [#40988](https://redirect.github.com/cilium/cilium/issues/40988), Upstream PR [#40949](https://redirect.github.com/cilium/cilium/issues/40949), [@aanm](https://redirect.github.com/aanm)) - Makefile: Fix multi codeowner detection (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#40923](https://redirect.github.com/cilium/cilium/issues/40923), [@joestringer](https://redirect.github.com/joestringer)) - Makefile: Improve tparse,junit output handling (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#39098](https://redirect.github.com/cilium/cilium/issues/39098), [@joestringer](https://redirect.github.com/joestringer)) - Support extending cilium-agent volumes as a downstream packager (Backport PR [#40578](https://redirect.github.com/cilium/cilium/issues/40578), Upstream PR [#40401](https://redirect.github.com/cilium/cilium/issues/40401), [@devodev](https://redirect.github.com/devodev)) - tools: Move codeowners library from cilium-cli dir (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#40253](https://redirect.github.com/cilium/cilium/issues/40253), [@joestringer](https://redirect.github.com/joestringer)) **Other Changes:** - Fix bug where LocalRedirectPolicy forwarding would break if you enable `bpf-lb-algorithm-annotation` ([#40246](https://redirect.github.com/cilium/cilium/issues/40246), [@tarabrind](https://redirect.github.com/tarabrind)) - images: update cilium-{runtime,builder} ([#40839](https://redirect.github.com/cilium/cilium/issues/40839), [@aanm](https://redirect.github.com/aanm)) - install: Update image digests for v1.17.6 ([#40546](https://redirect.github.com/cilium/cilium/issues/40546), [@cilium-release-bot](https://redirect.github.com/cilium-release-bot)\[bot]) - vendor: Bump to StateDB v0.4.5 ([#40850](https://redirect.github.com/cilium/cilium/issues/40850), [@joamaki](https://redirect.github.com/joamaki)) #### Docker Manifests ##### cilium `quay.io/cilium/cilium:v1.17.7@sha256:b22440f49c61195171aca585c7a57c6a8867271e43a5abc38f2a2f561436ff86` ##### clustermesh-apiserver `quay.io/cilium/clustermesh-apiserver:v1.17.7@sha256:2852feca0d0d936ed0333cd64859f3c5ece2db582ba5fed848f57aff786be4a6` ##### docker-plugin `quay.io/cilium/docker-plugin:v1.17.7@sha256:1b7c8d64f01b309521f13ab2a15239a688b9f545bb97058d383ad3bb55e42e67` ##### hubble-relay `quay.io/cilium/hubble-relay:v1.17.7@sha256:9394312ce65c3c253a8c26a6c292f58736e75c78d1446ecfcd244f1418bebe77` ##### operator-alibabacloud `quay.io/cilium/operator-alibabacloud:v1.17.7@sha256:271e64d6c91019a1a4815b4c78294962bf51c9f764c680fdfacb2adb6e9d0c4d` ##### operator-aws `quay.io/cilium/operator-aws:v1.17.7@sha256:ce37d2ccf921761a4171a507748a06a204592890e6f8cf7d1c354648e098c830` ##### operator-azure `quay.io/cilium/operator-azure:v1.17.7@sha256:9c1db11de2e0cdcaba522c8f396b9a643738f3d3f958fa9b4d62f57bac5daafb` ##### operator-generic `quay.io/cilium/operator-generic:v1.17.7@sha256:a610be2562d0f5a8945a27df7d5681711263ce92e09947e867fc37fc9ab08788` ##### operator `quay.io/cilium/operator:v1.17.7@sha256:122e49fce82df90693f8981e5d9013b6a9248284db17226259e39364ba9a211d` ### [`v1.17.6`](https://redirect.github.com/cilium/cilium/releases/tag/v1.17.6): 1.17.6 [Compare Source](https://redirect.github.com/cilium/cilium/compare/1.17.5...1.17.6) ## Summary of Changes **Minor Changes:** - helm: KPR subflag changes (Backport PR [#40222](https://redirect.github.com/cilium/cilium/issues/40222), Upstream PR [#39721](https://redirect.github.com/cilium/cilium/issues/39721), [@brb](https://redirect.github.com/brb)) **Bugfixes:** - Deny policies are now synced to Envoy so that they can be enforced for Ingress policies. (Backport PR [#40187](https://redirect.github.com/cilium/cilium/issues/40187), Upstream PR [#39736](https://redirect.github.com/cilium/cilium/issues/39736), [@jrajahalme](https://redirect.github.com/jrajahalme)) - Do not fail the agent startup in case IPv6 support is enabled and the node does not have an IPv6 address assigned yet (Backport PR [#40205](https://redirect.github.com/cilium/cilium/issues/40205), Upstream PR [#40143](https://redirect.github.com/cilium/cilium/issues/40143), [@pippolo84](https://redirect.github.com/pippolo84)) - Fix bug preventing a global service from including remote backends, if the local service has no selector, and the remote one gets removed and then added again. ([#40361](https://redirect.github.com/cilium/cilium/issues/40361), [@giorio94](https://redirect.github.com/giorio94)) - Fix data race involving DumpReliablyWithCallback map operation. (Backport PR [#40094](https://redirect.github.com/cilium/cilium/issues/40094), Upstream PR [#38590](https://redirect.github.com/cilium/cilium/issues/38590), [@aditighag](https://redirect.github.com/aditighag)) - Fix IPAM IP release racing condition when IP reassigned back to ENI (Backport PR [#40289](https://redirect.github.com/cilium/cilium/issues/40289), Upstream PR [#40019](https://redirect.github.com/cilium/cilium/issues/40019), [@victorcq](https://redirect.github.com/victorcq)) - hubble automatically pick the `hubble-prefer-ipv6` to `true` if ipv4 not enabled (Backport PR [#40289](https://redirect.github.com/cilium/cilium/issues/40289), Upstream PR [#40210](https://redirect.github.com/cilium/cilium/issues/40210), [@chengjoey](https://redirect.github.com/chengjoey)) - LBIPAM: Fix deletion of CiliumLoadBalancerIPPool with multiple IP blocks that led to an operator crash (Backport PR [#40094](https://redirect.github.com/cilium/cilium/issues/40094), Upstream PR [#40013](https://redirect.github.com/cilium/cilium/issues/40013), [@pippolo84](https://redirect.github.com/pippolo84)) - pkg/egressgateway: ensure gateway IP is IPv4 (Backport PR [#40332](https://redirect.github.com/cilium/cilium/issues/40332), Upstream PR [#40209](https://redirect.github.com/cilium/cilium/issues/40209), [@rgo3](https://redirect.github.com/rgo3)) - policy: fix error handling for selector policy resolution ([#40404](https://redirect.github.com/cilium/cilium/issues/40404), [@fristonio](https://redirect.github.com/fristonio)) **CI Changes:** - ci: do not run north-south conn disrupt tests for 5.4 kernels ([#39443](https://redirect.github.com/cilium/cilium/issues/39443), [@ldelossa](https://redirect.github.com/ldelossa)) - ci: fix north-south conn disrupt for 5.4 kernel ([#40434](https://redirect.github.com/cilium/cilium/issues/40434), [@smagnani96](https://redirect.github.com/smagnani96)) **Misc Changes:** - .github/workflows: remove reviewers if ciliumbot approved PR (Backport PR [#40094](https://redirect.github.com/cilium/cilium/issues/40094), Upstream PR [#39989](https://redirect.github.com/cilium/cilium/issues/39989), [@aanm](https://redirect.github.com/aanm)) - auto-approve: add repository as part command (Backport PR [#40094](https://redirect.github.com/cilium/cilium/issues/40094), Upstream PR [#40050](https://redirect.github.com/cilium/cilium/issues/40050), [@aanm](https://redirect.github.com/aanm)) - auto-approve: add repository as part command (Backport PR [#&#82 </details> --- ### Configuration 📅 **Schedule**: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined). 🚦 **Automerge**: Disabled by config. Please merge this manually once you are satisfied. ♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox. 🔕 **Ignore**: Close this PR and you won't be reminded about these updates again. --- - [ ] If you want to rebase/retry this PR, check this box --- This PR was generated by [Mend Renovate](https://mend.io/renovate/). View the [repository job log](https://developer.mend.io/github/zocimek/home-ops).  Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

This PR contains the following updates: | Package | Update | Change | |---|---|---| | [cilium](https://cilium.io/) ([source](https://redirect.github.com/cilium/cilium)) | minor | `1.17.6` -> `1.18.1` | --- ### Release Notes <details> <summary>cilium/cilium (cilium)</summary> ### [`v1.18.1`](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.1): 1.18.1 [Compare Source](https://redirect.github.com/cilium/cilium/compare/1.18.0...1.18.1) ## Summary of Changes **Minor Changes:** - Add `kernel_version`, `endpoint_routes_enabled`, `strict_mode_enabled` and `kubernetes_version` feature metrics. (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#41003](https://redirect.github.com/cilium/cilium/issues/41003), [@aanm](https://redirect.github.com/aanm)) - eni: improve logging and speed up ipam reconciliation in case of node scale-downs (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40852](https://redirect.github.com/cilium/cilium/issues/40852), [@marseel](https://redirect.github.com/marseel)) - kvstore: Cilium Agent no longer fails health-check if operator is unavailable (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40920](https://redirect.github.com/cilium/cilium/issues/40920), [@marseel](https://redirect.github.com/marseel)) - operator: CRDs are updated in series instead of in parallel now during Cilium upgrades. This should lower the pressure on the k8s control plane (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40322](https://redirect.github.com/cilium/cilium/issues/40322), [@marseel](https://redirect.github.com/marseel)) **Bugfixes:** - Add missing safeguards to topology-aware routing: use all backends when no suitable one matching the zone hints are found or a backend exists without a zone hint. ([#41116](https://redirect.github.com/cilium/cilium/issues/41116), [@joamaki](https://redirect.github.com/joamaki)) - aws/eni: Don't use subnet tags to filter ENIs for GC (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40656](https://redirect.github.com/cilium/cilium/issues/40656), [@HadrienPatte](https://redirect.github.com/HadrienPatte)) - clustermesh: fix regression possibly causing cross-cluster connections disruption if the clustermesh-apiserver is restarted at the same time as Cilium agents. (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40786](https://redirect.github.com/cilium/cilium/issues/40786), [@giorio94](https://redirect.github.com/giorio94)) - clustermesh: fix regression preventing global services with unnamed ports from including remote backends (Backport PR [#40865](https://redirect.github.com/cilium/cilium/issues/40865), Upstream PR [#40848](https://redirect.github.com/cilium/cilium/issues/40848), [@giorio94](https://redirect.github.com/giorio94)) - Fix bug where the presence of a label called "ingress" causes incorrect assignment of identities to workloads, affecting policy enforcement. (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40791](https://redirect.github.com/cilium/cilium/issues/40791), [@christarazi](https://redirect.github.com/christarazi)) - Fix skipping of LoadBalancer services when IPMode is not set to VIP (KEP-1860) (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40915](https://redirect.github.com/cilium/cilium/issues/40915), [@joamaki](https://redirect.github.com/joamaki)) - fix([GH-37724](https://redirect.github.com/cilium/cilium/issues/37724)): Sync policies on startup (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40357](https://redirect.github.com/cilium/cilium/issues/40357), [@anubhabMajumdar](https://redirect.github.com/anubhabMajumdar)) - fix: create policy snapshot only for sdp (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40785](https://redirect.github.com/cilium/cilium/issues/40785), [@vipul-21](https://redirect.github.com/vipul-21)) - Fixes a bug where the Cilium agent may segfault when starting. (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40824](https://redirect.github.com/cilium/cilium/issues/40824), [@squeed](https://redirect.github.com/squeed)) - Fixes an error where the Ingress controller, when run in host network, created an invalid Service. (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#40232](https://redirect.github.com/cilium/cilium/issues/40232), [@rtheobald](https://redirect.github.com/rtheobald)) - helm: Create envoy-config ConfigMap for preflight (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#40875](https://redirect.github.com/cilium/cilium/issues/40875), [@sayboras](https://redirect.github.com/sayboras)) - install/kubernetes: fix clustermesh-apiserver extraEnv (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#41021](https://redirect.github.com/cilium/cilium/issues/41021), [@aanm](https://redirect.github.com/aanm)) - loadbalancer: Fix backend state in REST API (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40780](https://redirect.github.com/cilium/cilium/issues/40780), [@mhofstetter](https://redirect.github.com/mhofstetter)) **CI Changes:** - .github/actions: only upload files with features-tested prefix (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40975](https://redirect.github.com/cilium/cilium/issues/40975), [@aanm](https://redirect.github.com/aanm)) - Add TESTOWNERS file ([#40864](https://redirect.github.com/cilium/cilium/issues/40864), [@joestringer](https://redirect.github.com/joestringer)) - ci: Add Cleanup Disk space step into conformance-runtime (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40973](https://redirect.github.com/cilium/cilium/issues/40973), [@rastislavs](https://redirect.github.com/rastislavs)) - ci: Fix CI-Fuzz Build failures (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40728](https://redirect.github.com/cilium/cilium/issues/40728), [@lomackie](https://redirect.github.com/lomackie)) - ci: Reuse connectivity test flags in proxy-embedded (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#41036](https://redirect.github.com/cilium/cilium/issues/41036), [@joestringer](https://redirect.github.com/joestringer)) - endpoint: Avoid unnecessarily logging a warning during endpoint deletion (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40927](https://redirect.github.com/cilium/cilium/issues/40927), [@christarazi](https://redirect.github.com/christarazi)) - Fix GKE cluster creation failures when branch names exceed 63-byte label limit by implementing automatic truncation with hash-based uniqueness preservation. (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40725](https://redirect.github.com/cilium/cilium/issues/40725), [@pillai-ashwin](https://redirect.github.com/pillai-ashwin)) - Improved test failure attribution on stable branches by using TESTOWNERS files to route failures to appropriate code quality teams rather than generic CI infrastructure teams. (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40776](https://redirect.github.com/cilium/cilium/issues/40776), [@pillai-ashwin](https://redirect.github.com/pillai-ashwin)) - ipsec: fix privileged tests (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#41006](https://redirect.github.com/cilium/cilium/issues/41006), [@smagnani96](https://redirect.github.com/smagnani96)) - tools/testowners: de-duplicate error logs (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40778](https://redirect.github.com/cilium/cilium/issues/40778), [@tklauser](https://redirect.github.com/tklauser)) - workflows/ipsec: Fix leak detection for IPv6-only in e2e downgrade (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40881](https://redirect.github.com/cilium/cilium/issues/40881), [@smagnani96](https://redirect.github.com/smagnani96)) **Misc Changes:** - .github/workflows: bump build-images-base timeout to 60 minutes (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40919](https://redirect.github.com/cilium/cilium/issues/40919), [@aanm](https://redirect.github.com/aanm)) - .github/workflows: print open file descriptors (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40941](https://redirect.github.com/cilium/cilium/issues/40941), [@aanm](https://redirect.github.com/aanm)) - .github: fix removal of all files in /mnt (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40818](https://redirect.github.com/cilium/cilium/issues/40818), [@aanm](https://redirect.github.com/aanm)) - .github: remove all contents of /mnt in build images CI (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40814](https://redirect.github.com/cilium/cilium/issues/40814), [@aanm](https://redirect.github.com/aanm)) - chore(deps): update actions/download-artifact action to v5 (v1.18) ([#41055](https://redirect.github.com/cilium/cilium/issues/41055), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update all github action dependencies (v1.18) ([#40901](https://redirect.github.com/cilium/cilium/issues/40901), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update all github action dependencies (v1.18) ([#41056](https://redirect.github.com/cilium/cilium/issues/41056), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update all-dependencies (v1.18) ([#40900](https://redirect.github.com/cilium/cilium/issues/40900), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update dependency cilium/cilium-cli to v0.18.6 (v1.18) ([#40898](https://redirect.github.com/cilium/cilium/issues/40898), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update go to v1.24.6 (v1.18) ([#40993](https://redirect.github.com/cilium/cilium/issues/40993), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update stable lvh-images (v1.18) (patch) ([#40899](https://redirect.github.com/cilium/cilium/issues/40899), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update stable lvh-images (v1.18) (patch) ([#41054](https://redirect.github.com/cilium/cilium/issues/41054), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - ci: add/change runner labels (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40972](https://redirect.github.com/cilium/cilium/issues/40972), [@Artyop](https://redirect.github.com/Artyop)) - daemon/test: explicitly wait for identities synchronization (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40811](https://redirect.github.com/cilium/cilium/issues/40811), [@giorio94](https://redirect.github.com/giorio94)) - docs: Remove references to v1.15 (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#41033](https://redirect.github.com/cilium/cilium/issues/41033), [@joestringer](https://redirect.github.com/joestringer)) - Fix loadbalancer handling of backends with ClusterID set (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#40968](https://redirect.github.com/cilium/cilium/issues/40968), [@giorio94](https://redirect.github.com/giorio94)) - Fix race condition issues (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40949](https://redirect.github.com/cilium/cilium/issues/40949), [@aanm](https://redirect.github.com/aanm)) - fix(deps): update module github.com/docker/docker to v28.3.3+incompatible \[security] (v1.18) ([#40793](https://redirect.github.com/cilium/cilium/issues/40793), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - loadbalancer: Raise default retry duration to 1 second (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#40997](https://redirect.github.com/cilium/cilium/issues/40997), [@joamaki](https://redirect.github.com/joamaki)) - loadbalancer: Use unique for L3n4Addr (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40633](https://redirect.github.com/cilium/cilium/issues/40633), [@joamaki](https://redirect.github.com/joamaki)) - Makefile: Fix multi codeowner detection (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40923](https://redirect.github.com/cilium/cilium/issues/40923), [@joestringer](https://redirect.github.com/joestringer)) - Reduced memory usage by roughly 10% for large EndpointSlices by sharing identical objects. (Backport PR [#41078](https://redirect.github.com/cilium/cilium/issues/41078), Upstream PR [#40987](https://redirect.github.com/cilium/cilium/issues/40987), [@joamaki](https://redirect.github.com/joamaki)) - values(.yaml.tmpl): Add Geneve (Class Option) to dsrDispatch paramater (Backport PR [#40847](https://redirect.github.com/cilium/cilium/issues/40847), Upstream PR [#40625](https://redirect.github.com/cilium/cilium/issues/40625), [@alagoutte](https://redirect.github.com/alagoutte)) - vendor: Bump to StateDB v0.4.5 (Backport PR [#40979](https://redirect.github.com/cilium/cilium/issues/40979), Upstream PR [#40783](https://redirect.github.com/cilium/cilium/issues/40783), [@joamaki](https://redirect.github.com/joamaki)) **Other Changes:** - ci: reduce gke failures ([#41070](https://redirect.github.com/cilium/cilium/issues/41070), [@brlbil](https://redirect.github.com/brlbil)) - install: Update image digests for v1.18.0 ([#40782](https://redirect.github.com/cilium/cilium/issues/40782), [@cilium-release-bot](https://redirect.github.com/cilium-release-bot)\[bot]) #### Docker Manifests ##### cilium `quay.io/cilium/cilium:v1.18.1@sha256:65ab17c052d8758b2ad157ce766285e04173722df59bdee1ea6d5fda7149f0e9` `quay.io/cilium/cilium:stable@sha256:65ab17c052d8758b2ad157ce766285e04173722df59bdee1ea6d5fda7149f0e9` ##### clustermesh-apiserver `quay.io/cilium/clustermesh-apiserver:v1.18.1@sha256:87ab85f33dc7e895ed6257564bf1a255d12399d9e8a075a8fc400910ff94cbeb` `quay.io/cilium/clustermesh-apiserver:stable@sha256:87ab85f33dc7e895ed6257564bf1a255d12399d9e8a075a8fc400910ff94cbeb` ##### docker-plugin `quay.io/cilium/docker-plugin:v1.18.1@sha256:fb1c6ecb6dc180c97488b8ea45d81275237db14d50e22a1eff3dbfaf9f6f93f3` `quay.io/cilium/docker-plugin:stable@sha256:fb1c6ecb6dc180c97488b8ea45d81275237db14d50e22a1eff3dbfaf9f6f93f3` ##### hubble-relay `quay.io/cilium/hubble-relay:v1.18.1@sha256:7e2fd4877387c7e112689db7c2b153a4d5c77d125b8d50d472dbe81fc1b139b0` `quay.io/cilium/hubble-relay:stable@sha256:7e2fd4877387c7e112689db7c2b153a4d5c77d125b8d50d472dbe81fc1b139b0` ##### operator-alibabacloud `quay.io/cilium/operator-alibabacloud:v1.18.1@sha256:e2bdc8236acec0d1ef1552c831a7cd2277624031066fbdfac884a31a4126a32a` `quay.io/cilium/operator-alibabacloud:stable@sha256:e2bdc8236acec0d1ef1552c831a7cd2277624031066fbdfac884a31a4126a32a` ##### operator-aws `quay.io/cilium/operator-aws:v1.18.1@sha256:de522223ecd73bc06b48042fa59f78f7b3b8f2fff4f8f30a61687516798c5042` `quay.io/cilium/operator-aws:stable@sha256:de522223ecd73bc06b48042fa59f78f7b3b8f2fff4f8f30a61687516798c5042` ##### operator-azure `quay.io/cilium/operator-azure:v1.18.1@sha256:682058e6734e397e7939e92bb463da3c1b5d8b7a7ce408c3b7a62aadb9ce4f06` `quay.io/cilium/operator-azure:stable@sha256:682058e6734e397e7939e92bb463da3c1b5d8b7a7ce408c3b7a62aadb9ce4f06` ##### operator-generic `quay.io/cilium/operator-generic:v1.18.1@sha256:97f4553afa443465bdfbc1cc4927c93f16ac5d78e4dd2706736e7395382201bc` `quay.io/cilium/operator-generic:stable@sha256:97f4553afa443465bdfbc1cc4927c93f16ac5d78e4dd2706736e7395382201bc` ##### operator `quay.io/cilium/operator:v1.18.1@sha256:f3b8d90f945167c1ac4324a0f02a9d381f83076d5ce828fab452014f9335a47e` `quay.io/cilium/operator:stable@sha256:f3b8d90f945167c1ac4324a0f02a9d381f83076d5ce828fab452014f9335a47e` ### [`v1.18.0`](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0): 1.18.0 [Compare Source](https://redirect.github.com/cilium/cilium/compare/1.17.7...1.18.0) We are excited to announce the **[Cilium 1.18.0](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0)** release! A total of **3298 new commits** have been contributed to this release by a growing community of over **955 developers** and over **22,000 GitHub stars**! ⭐ To keep up to date with all the latest Cilium releases, see [Announcements](https://redirect.github.com/cilium/cilium/discussions/categories/announcements) Here's what's new in [v1.18.0](https://redirect.github.com/cilium/cilium/releases/tag/v1.18.0): #### 🚠 Networking - **⚖️ Load Balancing Redesign**: The service load-balancing control-plane in the Cilium agent has been redesigned to reduce memory usage and improve future extensibility of load-balancing features ([cilium/cilium#38469](https://redirect.github.com/cilium/cilium/pull/38469), [@joamaki](https://redirect.github.com/joamaki)) - **🔌 Virtual Network Devices**: Added support for new virtual network device configurations such as VXLAN in IPsec (VinE) and IPIP tunnels ([cilium/cilium#37723](https://redirect.github.com/cilium/cilium/pull/37723), [@ldelossa](https://redirect.github.com/ldelossa); [cilium/cilium#37346](https://redirect.github.com/cilium/cilium/pull/37346), [@gyutaeb](https://redirect.github.com/gyutaeb)) - **Ⓜ️ Multiple Egress Gateways**: Egress Gateways policies can now direct traffic towards multiple gateway nodes ([cilium/cilium#39304](https://redirect.github.com/cilium/cilium/pull/39304), [@carlos-abad](https://redirect.github.com/carlos-abad)) - **🚦 Ingress Rate Limiting**: The bandwidth manager now supports ingress rate limiting ([cilium/cilium#36351](https://redirect.github.com/cilium/cilium/pull/36351), [@l1b0k](https://redirect.github.com/l1b0k)) - **📢 Multi-Device L2 Announcements**: The L2 pod announcement feature now supports multiple devices ([cilium/cilium#38198](https://redirect.github.com/cilium/cilium/pull/38198), [@dylandreimerink](https://redirect.github.com/dylandreimerink)) - **🏢 Neighbor Subsystem Rework**: The neighbor subsystem was made more resilient through a new system that reconciles desired neighbor entries with the kernel state ([cilium/cilium#39987](https://redirect.github.com/cilium/cilium/pull/39987), [@dylandreimerink](https://redirect.github.com/dylandreimerink)) #### 🌐 IPv6 - **🚇 Tunneling Underlay**: The tunneling datapath mode now supports using an IPv6 network underlay, including when configured with IPsec transparent encryption ([cilium/cilium#38296](https://redirect.github.com/cilium/cilium/pull/38296), [cilium/cilium#39497](https://redirect.github.com/cilium/cilium/pull/39497), [@pchaigno](https://redirect.github.com/pchaigno)) - **💬 Kube Proxy Replacement**: Cilium now implements service translation when running on an IPv6 underlay ([cilium/cilium#39074](https://redirect.github.com/cilium/cilium/pull/39074), [@pchaigno](https://redirect.github.com/pchaigno)) - **📋 Delegated IPAM**: When delegating IP address management to a third party plugin, Cilium now configures IPv6 routes for connectivity if the plugin supports IPv6 ([cilium/cilium#38249](https://redirect.github.com/cilium/cilium/pull/38249), [@caorui-io](https://redirect.github.com/caorui-io), [@kadevu](https://redirect.github.com/kadevu)) - **📦 IP Fragment Support**: Cilium now processes ordered IPv6 fragments to apply policy and routing functionality ([cilium/cilium#38110](https://redirect.github.com/cilium/cilium/pull/38110), [@gentoo-root](https://redirect.github.com/gentoo-root)) - **🚪 Egress gateway policies** can now match IPv6 address ranges ([cilium/cilium#38452](https://redirect.github.com/cilium/cilium/pull/38452), [@rgo3](https://redirect.github.com/rgo3)) #### 🛡️ Policy & Observability - **🏷️ Policy Names in Hubble-CLI**: Show the names of (C)CNPs that allowed or denied traffic when monitoring flows in Hubble ([cilium/cilium#39453](https://redirect.github.com/cilium/cilium/pull/39453), [@antonipp](https://redirect.github.com/antonipp)) - **📝 Policy Log Fields**: A new free-text log field is added to policies, which is exposed in Hubble flows for easy correlation and searching ([cilium/cilium#39902](https://redirect.github.com/cilium/cilium/pull/39902), [@squeed](https://redirect.github.com/squeed)) - **🛰️ Encapsulated Traffic Decoding**: Hubble decodes encapsulated traffic for deeper introspection into traffic flows ([cilium/cilium#37634](https://redirect.github.com/cilium/cilium/pull/37634), [@kaworu](https://redirect.github.com/kaworu)) - **🏰 ClusterMesh Policy Restriction**: A new option allows the **cluster** entity to apply only to the local cluster in ClusterMesh environment ([cilium/cilium#39338](https://redirect.github.com/cilium/cilium/pull/39338), [@MrFreezeex](https://redirect.github.com/MrFreezeex)) - **✨ Enhanced Policy Dashboard**: The Policy section of the Cilium Grafana dashboard has been improved to show more relevant graphs, including policy drops in both directions ([cilium/cilium#36492](https://redirect.github.com/cilium/cilium/pull/36492), [cilium/cilium#37445](https://redirect.github.com/cilium/cilium/pull/37445), [@squeed](https://redirect.github.com/squeed)) #### 🌅 Performance - **📊 Scale Test Results**: Cilium implements policies and services up to 45% faster in higher scale environments (Various; [@marseel](https://redirect.github.com/marseel), [cilium/cilium#40227](https://redirect.github.com/cilium/cilium/pull/40227)) - **📦 Image Size Reduction**: Docker image sizes are reduced by 32% on arm64 architecture images ([cilium/cilium#40005](https://redirect.github.com/cilium/cilium/pull/40005), [@marseel](https://redirect.github.com/marseel)) - **⚡ Improved Policy Performance**: The DNS proxy can process large numbers of IPs faster, and the EndpointSelector match implementation has been optimized ([cilium/cilium#39340](https://redirect.github.com/cilium/cilium/pull/39340), [@squeed](https://redirect.github.com/squeed); [cilium/cilium#40414](https://redirect.github.com/cilium/cilium/pull/40414), [@marseel](https://redirect.github.com/marseel)) - **🪞 EndpointSlice Mirroring for Multi-Cluster Services**: Clustermesh mirrors EndpointSlice from the local cluster instead of copying the Service selectors when using the MCS-API controller ([cilium/cilium#38596](https://redirect.github.com/cilium/cilium/pull/38596), [@MrFreezeex](https://redirect.github.com/MrFreezeex)) - **🌐 KVStoreMesh Optimization**: Cross-cluster state distribution is optimized by only synchronizing identities keyed by ID, not by value ([cilium/cilium#36471](https://redirect.github.com/cilium/cilium/pull/36471), [@HadrienPatte](https://redirect.github.com/HadrienPatte)) - **🧠 Egress Gateway Processing**: Egress gateway policy processing is significantly improved when matching a large number of pods ([cilium/cilium#37714](https://redirect.github.com/cilium/cilium/pull/37714), [@giorio94](https://redirect.github.com/giorio94)) - **🗑️ Optimized Garbage Collection for Connection Tracking**: Cilium leverages batched iterators for CTMap GC ([cilium/cilium#36288](https://redirect.github.com/cilium/cilium/pull/36288), [@tommyp1ckles](https://redirect.github.com/tommyp1ckles)) #### ⚙️ Operations - **📈 API Server Connections at Scale**: Improve kube-apiserver connections behavior at scale through failover and setting better jitter and backoff configurations ([cilium/cilium#37601](https://redirect.github.com/cilium/cilium/pull/37601), [@aditighag](https://redirect.github.com/aditighag); [cilium/cilium#38031](https://redirect.github.com/cilium/cilium/pull/38031), [@orange30](https://redirect.github.com/orange30); [cilium/cilium#36648](https://redirect.github.com/cilium/cilium/pull/36648), [@wedaly](https://redirect.github.com/wedaly)) - **🔄 ConfigMap Synchronization**: New option to automatically synchronize ConfigMap changes into the agent and report metrics for when the effective configuration is different from the desired configuration ([cilium/cilium#36510](https://redirect.github.com/cilium/cilium/pull/36510), [@ovidiutirla](https://redirect.github.com/ovidiutirla)) - **🎓 CRD Promotion to Stable**: Promote **CiliumCIDRGroup**, **CiliumLoadBalancerIPPool** and all **BGP** CRDs to stable API ([cilium/cilium#38940](https://redirect.github.com/cilium/cilium/pull/38940), [@christarazi](https://redirect.github.com/christarazi); [cilium/cilium#39090](https://redirect.github.com/cilium/cilium/pull/39090), [@pippolo84](https://redirect.github.com/pippolo84); [cilium/cilium#37765](https://redirect.github.com/cilium/cilium/pull/37765), [@rastislavs](https://redirect.github.com/rastislavs)) - **⛔ Node Taints Handling**: The cilium-operator Deployment uses a new default set of taints which avoids deploying to a drained node ([cilium/cilium#40137](https://redirect.github.com/cilium/cilium/pull/40137), [@Murat](https://redirect.github.com/Murat) Parlakisik) - **:wood: Migrate to Slog**: Cilium now uses slog as log library for all components ([cilium/cilium#39664](https://redirect.github.com/cilium/cilium/pull/39664), [@aanm](https://redirect.github.com/aanm)) - **🔧 Cilium dependencies** were updated to Kubernetes v1.33, Envoy v1.34, LLVM 19.1, and CNI v1.1 ([cilium/cilium#39124](https://redirect.github.com/cilium/cilium/pull/39124), [cilium/cilium#40175](https://redirect.github.com/cilium/cilium/pull/40175), [cilium/cilium#39632](https://redirect.github.com/cilium/cilium/pull/39632), [@sayboras](https://redirect.github.com/sayboras); [cilium/cilium#38868](https://redirect.github.com/cilium/cilium/pull/38868), [@squeed](https://redirect.github.com/squeed)) - **🐧 Minimum Linux Requirements**: The minimum kernel version for this release series is Linux v5.10 or similar, such as RHEL 8.6 ([cilium/cilium#38308](https://redirect.github.com/cilium/cilium/pull/38308), [@julianwiedmann](https://redirect.github.com/julianwiedmann)) #### 🕸️ Service Mesh & Gateway API - **⛩️ Gateway API v1.3.0**: Gateway API support is bumped to v1.3.0 ([cilium/cilium#39590](https://redirect.github.com/cilium/cilium/pull/39590), [@sayboras](https://redirect.github.com/sayboras)) - **🔗 Improved GatewayClass Configuration**: The new CiliumGatewayClassConfig object adds service type validation allows the configuration of extra settings on a per-GatewayClass level: LoadBalancerSourceRangesPolicy, ParametersRef fields. This allows Cilium to reconcile multiple GatewayClasses with different configurations ([cilium/cilium#37792](https://redirect.github.com/cilium/cilium/pull/37792), [cilium/cilium#37402](https://redirect.github.com/cilium/cilium/pull/37402), [cilium/cilium#40138](https://redirect.github.com/cilium/cilium/pull/40138), [@sayboras](https://redirect.github.com/sayboras)) - **🚏 Multiple HTTPRoutes**: GAMMA reconciler now supports attaching multiple HTTPRoutes to the same Service ([cilium/cilium#39922](https://redirect.github.com/cilium/cilium/pull/39922), [@youngnick](https://redirect.github.com/youngnick)) - **🪄 Route Changes Reconciliation**: Reconcile Gateway API based on all changes to routes. This allows label updates to trigger reconciliation correctly, amongst other things ([cilium/cilium#37798](https://redirect.github.com/cilium/cilium/pull/37798), [@sayboras](https://redirect.github.com/sayboras)) #### 🏷️ IP Address Management - **☁️ AWS Prefix Delegation**: Prefix delegation on AWS bare metal instances is now supported natively in Cilium's AWS ENI IPAM mode ([cilium/cilium#39678](https://redirect.github.com/cilium/cilium/pull/39678), [@41ks](https://redirect.github.com/41ks)) - **🏬 Multi-Pool IPAM with KVStore**: Add support for Multi-Pool IPAM in external KVstore mode ([cilium/cilium#39638](https://redirect.github.com/cilium/cilium/pull/39638), [@pippolo84](https://redirect.github.com/pippolo84)) - **🔐 Multi-Pool IPAM with IPSec**: Add support for Multi-Pool IPAM mode with IPSec transparent encryption in tunnel routing mode ([cilium/cilium#39442](https://redirect.github.com/cilium/cilium/pull/39442), [@pippolo84](https://redirect.github.com/pippolo84)) - **↪️ Multi-Pool Tunnel Routing**: Add support for tunnel routing in multi-pool IPAM mode ([cilium/cilium#38483](https://redirect.github.com/cilium/cilium/pull/38483), [@pippolo84](https://redirect.github.com/pippolo84)) #### 🛣️ BGP - **📇 Route Aggregation**: Add support for BGP route aggregation in the control plane ([cilium/cilium#37275](https://redirect.github.com/cilium/cilium/pull/37275), [@romanspb80](https://redirect.github.com/romanspb80)) - **🎯 Overlapping Selector Matches**: Support overlapping selector matches in **CiliumBGPAdvertisement** resources ([cilium/cilium#36414](https://redirect.github.com/cilium/cilium/pull/36414), [@dswaffordcw](https://redirect.github.com/dswaffordcw)) - **🆔 New Router ID generation modes**: Generate router-id based on MAC addresses, or from an IP address pool ([cilium/cilium#36451](https://redirect.github.com/cilium/cilium/pull/36451), [@yushoyamaguchi](https://redirect.github.com/yushoyamaguchi); [cilium/cilium#38300](https://redirect.github.com/cilium/cilium/pull/38300), [@liyihuang](https://redirect.github.com/liyihuang)) #### 🧑‍💻 Development Experience - **🧪 Test attribution**: Identify owners of test in GitHub workflow results to make it easier to connect with other developers on tricky problems ([cilium/cilium#37027](https://redirect.github.com/cilium/cilium/pull/37027), [@Joe](https://redirect.github.com/Joe) Stringer) - **🛏️ Policy REST API**: The Cilium policy API exposed over a local unix socket is deprecated. The other mechanisms to configure policy via Kubernetes resources or the local filesystem are preferred ([cilium/cilium#40212](https://redirect.github.com/cilium/cilium/pull/40212), [@squeed](https://redirect.github.com/squeed)) - **🏗️ Feature Deprecation**: Deprecate underused features like Custom Calls, Recorder API and External Workloads ([cilium/cilium#38480](https://redirect.github.com/cilium/cilium/pull/38480), [cilium/cilium#39642](https://redirect.github.com/cilium/cilium/pull/39642), [cilium/cilium#37418](https://redirect.github.com/cilium/cilium/pull/37418), [@brb](https://redirect.github.com/brb)) #### 🏢 Community - **❤️ Production Case Studies**: Many end-users have stepped forward to tell their stories running Cilium in production. If your company wants to submit their case studies let us know. We would love to hear your feedback! - [ByteDance](https://www.youtube.com/watch?v=cKPW67D7X10), [Canopus Networks](https://www.youtube.com/watch?v=YXl9xuIxylY), [Corner Banca](https://www.youtube.com/watch?v=HVPKSefazl4), [DB Schenker](https://www.cncf.io/case-studies/db-schenker/), [eBay](https://www.youtube.com/watch?v=xEa4KFf5FzY), [ECCO](https://www.cncf.io/case-studies/ecco/), [G-Research](https://www.youtube.com/watch?v=kjSFN34dROQ), [Social Network Company](https://cilium.io/blog/2025/04/15/tetragon-social-networking-user-story/), and [Preferred Networks](https://www.youtube.com/watch?v=n7_I4zu6f_M) - **🇬🇧 London Events**: The community gathered at [CiliumCon](https://events.linuxfoundation.org/kubecon-cloudnativecon-europe/co-located-events/ciliumcon/) and the [Cilium Developer Summit](https://redirect.github.com/cilium/dev-summits/tree/main/2025-EU) in London - **🇺🇸 Atlanta Events**: Meet us at the upcoming [CiliumCon](https://events.linuxfoundation.org/kubecon-cloudnativecon-north-america/co-located-events/ciliumcon/) and Cilium Developers Summit in Atlanta, Georgia - **👥 SIG Community Meetings**: [SIG Community](https://redirect.github.com/cilium/community/tree/main/sig-community) now meets every first and third Thursday to foster, grow, and sustain the Cilium open source community #### 📔 Full CHANGELOG - Full CHANGELOG.md can be found [here](https://redirect.github.com/cilium/cilium/blob/v1.18.0/CHANGELOG.md). And finally, we would like to thank you to all contributors of Cilium that helped directly and indirectly with the project. The success of Cilium could not happen without all of you. ❤️ :people\_holding\_hands: ❤️ ### [`v1.17.7`](https://redirect.github.com/cilium/cilium/releases/tag/v1.17.7): 1.17.7 [Compare Source](https://redirect.github.com/cilium/cilium/compare/1.17.6...1.17.7) ## Summary of Changes **Minor Changes:** - Add `kernel_version`, `endpoint_routes_enabled`, `strict_mode_enabled` and `kubernetes_version` feature metrics. (Backport PR [#41074](https://redirect.github.com/cilium/cilium/issues/41074), Upstream PR [#41003](https://redirect.github.com/cilium/cilium/issues/41003), [@aanm](https://redirect.github.com/aanm)) **Bugfixes:** - Added cleanup of deprecated cilium\_policy\_v1 maps (Backport PR [#40578](https://redirect.github.com/cilium/cilium/issues/40578), Upstream PR [#39400](https://redirect.github.com/cilium/cilium/issues/39400), [@pasteley](https://redirect.github.com/pasteley)) - bgp: Use private fork of the GoBGP to fix BGP MD5 auth (Backport PR [#40578](https://redirect.github.com/cilium/cilium/issues/40578), Upstream PR [#40566](https://redirect.github.com/cilium/cilium/issues/40566), [@YutaroHayakawa](https://redirect.github.com/YutaroHayakawa)) - bpf/nat: fix header offset while reverse nat-ing icmp6 pkt too big. (Backport PR [#40387](https://redirect.github.com/cilium/cilium/issues/40387), Upstream PR [#40002](https://redirect.github.com/cilium/cilium/issues/40002), [@tommyp1ckles](https://redirect.github.com/tommyp1ckles)) - Enable protocol differentiation by default on the operator, matching the agent ([#40643](https://redirect.github.com/cilium/cilium/issues/40643), [@dylandreimerink](https://redirect.github.com/dylandreimerink)) - Fix a bug where Cilium leaks stale routes when IPsec is enabled. (Backport PR [#40664](https://redirect.github.com/cilium/cilium/issues/40664), Upstream PR [#40653](https://redirect.github.com/cilium/cilium/issues/40653), [@pippolo84](https://redirect.github.com/pippolo84)) - fix(helm): fix values.schema.json types for bpf.events.default.{rateLimit,burstLimit} (Backport PR [#40578](https://redirect.github.com/cilium/cilium/issues/40578), Upstream PR [#40543](https://redirect.github.com/cilium/cilium/issues/40543), [@vchirikov](https://redirect.github.com/vchirikov)) - fix: kube-proxy healthz panic on port 10256 ([#40590](https://redirect.github.com/cilium/cilium/issues/40590), [@tamilmani1989](https://redirect.github.com/tamilmani1989)) - Helm: Correct seccompProfile for cilium-agent pods (Backport PR [#40578](https://redirect.github.com/cilium/cilium/issues/40578), Upstream PR [#40476](https://redirect.github.com/cilium/cilium/issues/40476), [@jcpunk](https://redirect.github.com/jcpunk)) - install/kubernetes: fix clustermesh-apiserver extraEnv (Backport PR [#41074](https://redirect.github.com/cilium/cilium/issues/41074), Upstream PR [#41021](https://redirect.github.com/cilium/cilium/issues/41021), [@aanm](https://redirect.github.com/aanm)) - pkg/ipam: fix multi-pool allocator not releasing un-used /32 and /128 CIDRs (Backport PR [#40578](https://redirect.github.com/cilium/cilium/issues/40578), Upstream PR [#40393](https://redirect.github.com/cilium/cilium/issues/40393), [@alimehrabikoshki](https://redirect.github.com/alimehrabikoshki)) - service: Only set algorithm annotation when requested ([#40845](https://redirect.github.com/cilium/cilium/issues/40845), [@tsotne95](https://redirect.github.com/tsotne95)) **CI Changes:** - .github/actions: only upload files with features-tested prefix (Backport PR [#40988](https://redirect.github.com/cilium/cilium/issues/40988), Upstream PR [#40975](https://redirect.github.com/cilium/cilium/issues/40975), [@aanm](https://redirect.github.com/aanm)) - .github: Don't overwrite junit results (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#39159](https://redirect.github.com/cilium/cilium/issues/39159), [@joestringer](https://redirect.github.com/joestringer)) - .github: Run final steps when tests aren't skipped (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#40180](https://redirect.github.com/cilium/cilium/issues/40180), [@joestringer](https://redirect.github.com/joestringer)) - \[v1.17] .github: Remove use of cosign attest --recursive ([#40699](https://redirect.github.com/cilium/cilium/issues/40699), [@YutaroHayakawa](https://redirect.github.com/YutaroHayakawa)) - \[v1.17] ci: Revert build\_commits runner to ubuntu-22.04 ([#40837](https://redirect.github.com/cilium/cilium/issues/40837), [@rastislavs](https://redirect.github.com/rastislavs)) - builder: Add tparse,junit tooling (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#39092](https://redirect.github.com/cilium/cilium/issues/39092), [@joestringer](https://redirect.github.com/joestringer)) - Centralize dynamic test ownership configuration (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#38045](https://redirect.github.com/cilium/cilium/issues/38045), [@joestringer](https://redirect.github.com/joestringer)) - ci: conformance-eks token extended to 8h (Backport PR [#40578](https://redirect.github.com/cilium/cilium/issues/40578), Upstream PR [#40474](https://redirect.github.com/cilium/cilium/issues/40474), [@mathpl](https://redirect.github.com/mathpl)) - ci: more powerful runners for go linting (Backport PR [#40765](https://redirect.github.com/cilium/cilium/issues/40765), Upstream PR [#40582](https://redirect.github.com/cilium/cilium/issues/40582), [@mathpl](https://redirect.github.com/mathpl)) - CLI: Attribute tests to codeowners (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#37027](https://redirect.github.com/cilium/cilium/issues/37027), [@joestringer](https://redirect.github.com/joestringer)) - Emit junit output from BPF unit tests (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#39099](https://redirect.github.com/cilium/cilium/issues/39099), [@joestringer](https://redirect.github.com/joestringer)) - Fix GKE cluster creation failures when branch names exceed 63-byte label limit by implementing automatic truncation with hash-based uniqueness preservation. (Backport PR [#40849](https://redirect.github.com/cilium/cilium/issues/40849), Upstream PR [#40725](https://redirect.github.com/cilium/cilium/issues/40725), [@pillai-ashwin](https://redirect.github.com/pillai-ashwin)) - Improved test failure attribution on stable branches by using TESTOWNERS files to route failures to appropriate code quality teams rather than generic CI infrastructure teams. (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#40776](https://redirect.github.com/cilium/cilium/issues/40776), [@pillai-ashwin](https://redirect.github.com/pillai-ashwin)) - pkg/egw: Add missing waitForReconciliationRun (Backport PR [#40578](https://redirect.github.com/cilium/cilium/issues/40578), Upstream PR [#40355](https://redirect.github.com/cilium/cilium/issues/40355), [@aditighag](https://redirect.github.com/aditighag)) - spire: Fix unreliable test (Backport PR [#40664](https://redirect.github.com/cilium/cilium/issues/40664), Upstream PR [#40561](https://redirect.github.com/cilium/cilium/issues/40561), [@joestringer](https://redirect.github.com/joestringer)) - tools/testowners: de-duplicate error logs (Backport PR [#41074](https://redirect.github.com/cilium/cilium/issues/41074), Upstream PR [#40778](https://redirect.github.com/cilium/cilium/issues/40778), [@tklauser](https://redirect.github.com/tklauser)) - Upload junit results for Go unit test runs (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#39015](https://redirect.github.com/cilium/cilium/issues/39015), [@joestringer](https://redirect.github.com/joestringer)) **Misc Changes:** - .github/workflows: bump build-images-base timeout to 60 minutes (Backport PR [#40988](https://redirect.github.com/cilium/cilium/issues/40988), Upstream PR [#40919](https://redirect.github.com/cilium/cilium/issues/40919), [@aanm](https://redirect.github.com/aanm)) - .github: fix removal of all files in /mnt (Backport PR [#40849](https://redirect.github.com/cilium/cilium/issues/40849), Upstream PR [#40818](https://redirect.github.com/cilium/cilium/issues/40818), [@aanm](https://redirect.github.com/aanm)) - .github: fix upload artifacts for features.json ([#41091](https://redirect.github.com/cilium/cilium/issues/41091), [@aanm](https://redirect.github.com/aanm)) - .github: remove all contents of /mnt in build images CI (Backport PR [#40849](https://redirect.github.com/cilium/cilium/issues/40849), Upstream PR [#40814](https://redirect.github.com/cilium/cilium/issues/40814), [@aanm](https://redirect.github.com/aanm)) - .github: remove stable tag from v1.17 branches ([#40772](https://redirect.github.com/cilium/cilium/issues/40772), [@aanm](https://redirect.github.com/aanm)) - certloader: Add client variants of watched TLS configs (Backport PR [#40624](https://redirect.github.com/cilium/cilium/issues/40624), Upstream PR [#40399](https://redirect.github.com/cilium/cilium/issues/40399), [@devodev](https://redirect.github.com/devodev)) - chore(deps): update actions/download-artifact action to v5 (v1.17) ([#41058](https://redirect.github.com/cilium/cilium/issues/41058), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update all github action dependencies (v1.17) ([#40746](https://redirect.github.com/cilium/cilium/issues/40746), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update all github action dependencies (v1.17) ([#40905](https://redirect.github.com/cilium/cilium/issues/40905), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update all github action dependencies (v1.17) ([#41059](https://redirect.github.com/cilium/cilium/issues/41059), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update all-dependencies (v1.17) ([#40744](https://redirect.github.com/cilium/cilium/issues/40744), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update all-dependencies (v1.17) ([#40984](https://redirect.github.com/cilium/cilium/issues/40984), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update dependency cilium/cilium-cli to v0.18.6 (v1.17) ([#40902](https://redirect.github.com/cilium/cilium/issues/40902), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update dependency cilium/little-vm-helper to v0.0.26 (v1.17) ([#40646](https://redirect.github.com/cilium/cilium/issues/40646), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update docker.io/library/golang:1.24.5 docker digest to [`ef5b4be`](https://redirect.github.com/cilium/cilium/commit/ef5b4be) (v1.17) ([#40745](https://redirect.github.com/cilium/cilium/issues/40745), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update go to v1.24.6 (v1.17) ([#40994](https://redirect.github.com/cilium/cilium/issues/40994), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update quay.io/cilium/cilium-envoy docker tag to v1.33.6-1753919866-df8077dbd3932edccb59f1c5c70e01f2c1f63741 (v1.17) ([#40903](https://redirect.github.com/cilium/cilium/issues/40903), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update stable lvh-images (v1.17) (patch) ([#40673](https://redirect.github.com/cilium/cilium/issues/40673), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update stable lvh-images (v1.17) (patch) ([#40904](https://redirect.github.com/cilium/cilium/issues/40904), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - chore(deps): update stable lvh-images (v1.17) (patch) ([#41057](https://redirect.github.com/cilium/cilium/issues/41057), [@cilium-renovate](https://redirect.github.com/cilium-renovate)\[bot]) - ci: add/change runner labels (Backport PR [#40988](https://redirect.github.com/cilium/cilium/issues/40988), Upstream PR [#40972](https://redirect.github.com/cilium/cilium/issues/40972), [@Artyop](https://redirect.github.com/Artyop)) - cli: Load code owners dynamically via --code-owners (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#38044](https://redirect.github.com/cilium/cilium/issues/38044), [@joestringer](https://redirect.github.com/joestringer)) - daemon/test: explicitly wait for identities synchronization (Backport PR [#40849](https://redirect.github.com/cilium/cilium/issues/40849), Upstream PR [#40811](https://redirect.github.com/cilium/cilium/issues/40811), [@giorio94](https://redirect.github.com/giorio94)) - doc:monitor: clarify direction traced with default aggregation level (Backport PR [#40578](https://redirect.github.com/cilium/cilium/issues/40578), Upstream PR [#40398](https://redirect.github.com/cilium/cilium/issues/40398), [@smagnani96](https://redirect.github.com/smagnani96)) - docs: Add missing IPAM modes to configuration page (Backport PR [#40664](https://redirect.github.com/cilium/cilium/issues/40664), Upstream PR [#40540](https://redirect.github.com/cilium/cilium/issues/40540), [@RayyanSeliya](https://redirect.github.com/RayyanSeliya)) - docs: Add warning about changing an IP pool (Backport PR [#40664](https://redirect.github.com/cilium/cilium/issues/40664), Upstream PR [#40567](https://redirect.github.com/cilium/cilium/issues/40567), [@sorrison](https://redirect.github.com/sorrison)) - docs: remove l7 EnableDefaultDeny callout (Backport PR [#40578](https://redirect.github.com/cilium/cilium/issues/40578), Upstream PR [#40441](https://redirect.github.com/cilium/cilium/issues/40441), [@squeed](https://redirect.github.com/squeed)) - Fix race condition issues (Backport PR [#40988](https://redirect.github.com/cilium/cilium/issues/40988), Upstream PR [#40949](https://redirect.github.com/cilium/cilium/issues/40949), [@aanm](https://redirect.github.com/aanm)) - Makefile: Fix multi codeowner detection (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#40923](https://redirect.github.com/cilium/cilium/issues/40923), [@joestringer](https://redirect.github.com/joestringer)) - Makefile: Improve tparse,junit output handling (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#39098](https://redirect.github.com/cilium/cilium/issues/39098), [@joestringer](https://redirect.github.com/joestringer)) - Support extending cilium-agent volumes as a downstream packager (Backport PR [#40578](https://redirect.github.com/cilium/cilium/issues/40578), Upstream PR [#40401](https://redirect.github.com/cilium/cilium/issues/40401), [@devodev](https://redirect.github.com/devodev)) - tools: Move codeowners library from cilium-cli dir (Backport PR [#41014](https://redirect.github.com/cilium/cilium/issues/41014), Upstream PR [#40253](https://redirect.github.com/cilium/cilium/issues/40253), [@joestringer](https://redirect.github.com/joestringer)) **Other Changes:** - Fix bug where LocalRedirectPolicy forwarding would break if you enable `bpf-lb-algorithm-annotation` ([#40246](https://redirect.github.com/cilium/cilium/issues/40246), [@tarabrind](https://redirect.github.com/tarabrind)) - images: update cilium-{runtime,builder} ([#40839](https://redirect.github.com/cilium/cilium/issues/40839), [@aanm](https://redirect.github.com/aanm)) - install: Update image digests for v1.17.6 ([#40546](https://redirect.github.com/cilium/cilium/issues/40546), [@cilium-release-bot](https://redirect.github.com/cilium-release-bot)\[bot]) - vendor: Bump to StateDB v0.4.5 ([#40850](https://redirect.github.com/cilium/cilium/issues/40850), [@joamaki](https://redirect.github.com/joamaki)) #### Docker Manifests ##### cilium `quay.io/cilium/cilium:v1.17.7@sha256:b22440f49c61195171aca585c7a57c6a8867271e43a5abc38f2a2f561436ff86` ##### clustermesh-apiserver `quay.io/cilium/clustermesh-apiserver:v1.17.7@sha256:2852feca0d0d936ed0333cd64859f3c5ece2db582ba5fed848f57aff786be4a6` ##### docker-plugin `quay.io/cilium/docker-plugin:v1.17.7@sha256:1b7c8d64f01b309521f13ab2a15239a688b9f545bb97058d383ad3bb55e42e67` ##### hubble-relay `quay.io/cilium/hubble-relay:v1.17.7@sha256:9394312ce65c3c253a8c26a6c292f58736e75c78d1446ecfcd244f1418bebe77` ##### operator-alibabacloud `quay.io/cilium/operator-alibabacloud:v1.17.7@sha256:271e64d6c91019a1a4815b4c78294962bf51c9f764c680fdfacb2adb6e9d0c4d` ##### operator-aws `quay.io/cilium/operator-aws:v1.17.7@sha256:ce37d2ccf921761a4171a507748a06a204592890e6f8cf7d1c354648e098c830` ##### operator-azure `quay.io/cilium/operator-azure:v1.17.7@sha256:9c1db11de2e0cdcaba522c8f396b9a643738f3d3f958fa9b4d62f57bac5daafb` ##### operator-generic `quay.io/cilium/operator-generic:v1.17.7@sha256:a610be2562d0f5a8945a27df7d5681711263ce92e09947e867fc37fc9ab08788` ##### operator `quay.io/cilium/operator:v1.17.7@sha256:122e49fce82df90693f8981e5d9013b6a9248284db17226259e39364ba9a211d` </details> --- ### Configuration 📅 **Schedule**: Branch creation - 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Please merge this manually once you are satisfied. ♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox. 🔕 **Ignore**: Close this PR and you won't be reminded about these updates again. --- - [ ] If you want to rebase/retry this PR, check this box --- This PR was generated by [Mend Renovate](https://mend.io/renovate/). View the [repository job log](https://developer.mend.io/github/zocimek/home-ops).  Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

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gyutaeb changed the title ~~Pr/piggy backing ipip dev~~ loader: attach datapath to IPIP tunnel devices Feb 2, 2025

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ti-mo added release-note/minor This PR changes functionality that users may find relevant to operating Cilium. and removed release-note/bug This PR fixes an issue in a previous release of Cilium. labels Feb 26, 2025

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loader: attach datapath to IPIP tunnel devices

0532aa4

This changes load the datapath program onto the IPIP tunnel devices. cil_from_netdev and cil_to_netdev datapath programs are loded like for native devices. Signed-off-by: Gyutae Bae <gyu.8ae@gmail.com>

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Merged via the queue into cilium:main with commit 5df0f36 Mar 4, 2025
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gyutaeb mentioned this pull request Mar 22, 2025

bpf:nat: Restore ORG NAT entry if it's not found #37747

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loader: attach datapath to IPIP tunnel devices #37346

loader: attach datapath to IPIP tunnel devices #37346

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