What's Changed

• Makefile modification by @zerosnake0 in #249
• fix setuptools breaking venv by @zerosnake0 in #250
• Fixed a small grammatical issue in the README.md by @ankit7201 in #251
• Helm chart by @zerosnake0 in #255
• image pull policy in helm chart by @zerosnake0 in #257
• Add option to disable blob hash verification by @yiranwang52 in #246
• downgrading protobouf to 1.3.3 for compatibility reasons by @SQUIDwarrior in #258
• Fixed a small issue in testfs helm template by @jimoosciuc in #260
• Handle nil pointer error caused by empty bitfield message by @yiranwang52 in #261
• Improved new meta info creation by @EltonzHu in #263
• (docs): enabled syntax highlighting by @0xflotus in #265
• Replace Redis with local in-memory peer store by @codygibb in #270
• Fix docker_daemon config by @evelynl94 in #271
• Always delete upload file after MoveUploadFileToCache by @evelynl94 in #274
• Allow upload to a different origin on retryable errors by @evelynl94 in #275
• make nginx path configurable by @zerosnake0 in #252
• Propagate PathNotFound error in proxy by @evelynl94 in #276
• Allow overriding nginx log paths by @codygibb in #279
• Fix Makefile dependencies for binaries by @codygibb in #280
• Remove outdated nginx log migration by @codygibb in #281
• Allow overriding nginx stdout log path by @codygibb in #282
• Switch agent to use V2 announce endpoint by @codygibb in #292
• Migrate SQL and shadow backend from Uber internal repo by @SQUIDwarrior in #294
• Remove persistedretry queue counter by @codygibb in #316
• Get rid of unnecessary github.com/go-errors/errors dep by @codygibb in #317
• [feat] Change pressly/chi imports to go-chi/chi by @adtm in #321
• [fix] Remove left out pressly/chi/middleware import by @adtm in #322
• Support containerd in preload endpoint by @evelynl94 in #324
• Support Multi-Arch by Supporting Manifest List by @xinlongz1 in #326
• Disable HTTPS to HTTP fallback by @xinlongz1 in #327
• Route health check request to agent server by @xinlongz1 in #330
• Remove the new line sign from health check response by @xinlongz1 in #331
• Add Aggressive cleanup when disk util is high by @xinlongz1 in #335
• [Kraken] Add WithPullUnpack option for PullImage by @banka-pranoy in #343
• Support file read/write with max part size by @xinlongz1 in #346
• Delete codecov.yml by @evelynl94 in #350
• Disable TLS1.0 by @xinlongz1 in #355
• Allow storing the registry password in a file by @kcolford in #348
• tally stats for backend clients by @zachcheu in #357
• Add eth2 to supported interfaces by @evelynl94 in #359
• Fix shadow backend mode auth config parsing by @Anton-Kalpakchiev in #362
• Fixed Broken Unit tests in Kraken by @gkeesh7 in #363
• Repository upkeep by @gkeesh7 in #361
• Fix typo in CONFIGURATION.md by @squat in #353
• Adding CGO flags to supress warnings and fix build failures by @gkeesh7 in #364
• Added the init() method to the shadow backend and SQL backend code by @gkeesh7 in #365
• chore: os.SEEK_SET has been deprecated since Go 1.7, remove it by @testwill in #347
• add gcs egress defaults by @zachcheu in #369
• Change Go version in CICD pipeline by @Anton-Kalpakchiev in #375
• Add ability to check backend readiness by @Anton-Kalpakchiev in #372
• Add origin readiness endpoint by @Anton-Kalpakchiev in #373
• Add origin readiness client by @Anton-Kalpakchiev in #374
• Add build index readiness endpoint and client by @Anton-Kalpakchiev in #377
• Add tracker readiness endpoint and client by @Anton-Kalpakchiev in #380
• fix(docs): corrects typo in project documentation by @plan-do-break-fix in #305
• Add agent readiness endpoint by @Anton-Kalpakchiev in #381
• Refactor readiness tests not to use regex by @Anton-Kalpakchiev in #383
• Enable caching of agent readiness success by @Anton-Kalpakchiev in #384
• Expose agent readiness endpoint on nginx port by @Anton-Kalpakchiev in #387
• Deprecate TLS v1.1, change ciphers by @hweawer in #388
• logs for backend manager and backends by @zachcheu in #389
• default time encoder by @zachcheu in #391
• Remove 3DES from the list of supported ciphers by @hweawer in #392
• Bump babel from 2.7.0 to 2.9.1 by @dependabot[bot] in #312
• Bump jinja2 from 2.10.1 to 3.1.5 by @dependabot[bot] in #395
• Updated the architecture diagram by @gkeesh7 in #399
• Prefetch endpoint proxy by @hweawer in #402
• Additional metric for measuring blobs download by @hweawer in #406
• Integrate MAKEFILE into ci by @hweawer in #407
• Bump jinja2 from 3.1.5 to 3.1.6 by @dependabot[bot] in #400
• Bump urllib3 from 1.25.3 to 2.5.0 by @dependabot[bot] in #410
• Bump requests from 2.22.0 to 2.32.4 by @dependabot[bot] in #409
• Fix ci forks by @hweawer in #416
• Fix Mac setup issues and add comprehensive codelab by @ArnabBir in #414
• Fixing 404 at uber-kraken.readthedocs.io by @egorikas in #420
• Handling a silent error in HashedPeerID by @egorikas in #422
• Remove noisy log by @hweawer in #421

New Contributors

• @zerosnake0 made their first contribution in #249
• @ankit7201 made their first contribution in #251
• @SQUIDwarrior made their first contribution in #258
• @jimoosciuc made their first contribution in #260
• @0xflotus made their first contribution in #265
• @adtm made their first contribution in #321
• @xinlongz1 made their first contribution in #326
• @banka-pranoy made their first contribution in #343
• @kcolford made their first contribution in #348
• @zachcheu made their first contribution in #357
• @Anton-Kalpakchiev made their first contribution in #362
• @gkeesh7 made their first contribution in #363
• @squat made their first contribution in #353
• @testwill made their first contribution in #347
• @plan-do-break-fix made their first contribution in #305
• @hweawer made their first contribution in #388
• @dependabot[bot] made their first contribution in #312
• @ArnabBir made their first contribution in #414
• @egorikas made their first contribution in #420

Full Changelog: v0.1.4...v0.1.6

Features:

• Added a /preload/tags/{tag} endpoint on kraken-agent to trigger docker pull on docker daemon.
• Added support for self-hosted S3/minio.

Improvements:

• Refactored interfaces to allow kraken components to be used as libraries.
• Switched from glide to go mod for dependency management.
• Made Helm chart more portable
• Migrated from debian:9 to debian:10 for testing.
• Migrated from Go 1.11 to Go 1.14.
• Refactored authentication logic so auth tokens can be cached.
• Added timeout and disabled HTTP fallback for registry backend.

Next release:
Focus on improving push performance and disk space management.

Notable Features:

• Add doc for integration with harbor (#193)
• Support preheat when using registry as backend (#147)
• Add GCS support (#180, #184)
• Add ECR support (#194, #203)
• Support for pagination in list and catalog APIs (#183, #190, #197, #201)
• Support allowed-cidrs in agent configuration (#188)
• Add agent endpoint for resolving tags (#149)

Bug fixes:

• Added tracker monitor chan (#196)
• Collapse pending/active/capacity maps in connstate.State (#173)
• Add skipped announces back to queue (#167)
• OpenedByRemote should be false for local (#163)
• Remove writing into redundant cache in build-index (#155)

This release does not contain any breaking changes. The following small fixes were added:

• Enable gzip only for origin, proxy and agent
• Fix potential download timeout caused by stuck connections
• Include original https error on http fallback failures
• Add optional exponential backoff to httpbackend download
• Remove over verbose log statement
• Other code quality improvements

A Helm chart was added to provide a simple example of how to run Kraken on Kubernetes.

• Switched to vgo for dependency management.
• Refactored config package, allow configs to use absolute paths in their extends.
• Fixed Go 1.12 compatibility issues, minor bugs in tests, and nginx configs.

This is the first release of Kraken.