Redundant blanks when back up an image to local #1825
Description
What happened in your environment?
$ oras backup localhost:5001/oras-cli --include-referrers --output oras.tar
Found 3 tag(s) in localhost:5001/oras-cli: sha256-7ab47454c95a177cbbccea9569abde6ccfd6b1367bc6407032fe78224cacc86e, v1.2.3, v1.2.3-2
└─ sha256:a0a6fe11641c17782056954467e17f36ed123464399c39ea85ef06b59844a436
✓ Pulled application/vnd.oci.image.layer.v1.tar+gzip 13.9/13.9 MB 100.00% 28ms
└─ sha256:62be61eb921ce8f66fe95e75747d05cf7045c02832840c3c5202bcba3298d9c2
✓ Skipped application/vnd.in-toto+json 35.2/35.2 KB 100.00% 0s
└─ sha256:baa681b86f66afc12ad19c8291179310f0460bb180832c4529057ea746735dd3
✓ Pulled application/vnd.oci.image.manifest.v1+json 841/841 B 100.00% 3ms
└─ sha256:c385a28164dd48f74fbc23b1b4567ecda1186beb1ea595cf82c031ffadc4c3f0
✓ Skipped application/vnd.in-toto+json 35.2/35.2 KB 100.00% 0s
└─ sha256:175cff91b071e46124e7fec5f344b6bdcec4b4d25dbf916d7115b680eabe0bae
✓ Pulled application/vnd.oci.image.manifest.v1+json 481/481 B 100.00% 4ms
└─ sha256:f73342939476dfacc8f6b0215caecf60353a136b8e7e383c0ac8f5d08f2e7735
✓ Pulled application/vnd.oci.image.manifest.v1+json 481/481 B 100.00% 2ms
└─ sha256:bcc747e6be3109f6dd820e4083c5016d14a976e841961a2b0aa18e444d4caca3
✓ Pulled application/vnd.oci.image.index.v1+json 1.22/1.22 KB 100.00% 2ms
└─ sha256:7ab47454c95a177cbbccea9569abde6ccfd6b1367bc6407032fe78224cacc86e
✓ Pulled application/vnd.oci.image.manifest.v1+json 753/753 B 100.00% 3ms
└─ sha256:eb87c8b2e8c24470e5c3125d60ae32071db9b89e544f6e572d42e5ede3f16a0e
✓ Pulled application/vnd.oci.image.manifest.v1+json 753/753 B 100.00% 2ms
└─ sha256:b8387e1905107f771adbc5900d0d4d85ebf5c943dd83e28181acf9f1e50344a6
✓ Pulled application/vnd.oci.image.manifest.v1+json 735/735 B 100.00% 5ms
└─ sha256:900d08c004d48ab1f792c05b69d7cbfd7c9430ba5b2712f0e5b6a4aa6893abcb
✓ Pulled application/vnd.oci.image.manifest.v1+json 1/1 KB 100.00% 4ms
└─ sha256:cb90b160364b291474fc44249e59b01fd626bb25b2d8842b3345b9f3c06ea4ba
✓ Pulled application/vnd.oci.image.manifest.v1+json 735/735 B 100.00% 6ms
└─ sha256:7fdcd4dce4449b9dddbaefa1bc02ba408d119c5d50227eb36ba730b3980d5e26
✓ Skipped sbom_linux-arm64.json 1.41/1.41 MB 100.00% 0s
└─ sha256:6061644fc15a4d55a81f779c221237bd5013f8cf6b9477123386d04be6f512b7
✓ Skipped sbom_linux-amd64.json 1.41/1.41 MB 100.00% 0s
└─ sha256:c29d9c0ee205c6a9088ebade89add017e964a3a57b3a19bbf4fd14aef70f7224
✓ Pulled application/vnd.oci.image.index.v1+json 1.65/1.65 KB 100.00% 2ms
└─ sha256:8fe65d2cd1e40c4eea9bab54d6321b925113ff58a869baeafb0bd9d36b97c661
Pulled tag sha256-7ab47454c95a177cbbccea9569abde6ccfd6b1367bc6407032fe78224cacc86e with 0 referrer(s)
✓ Exists application/vnd.oci.image.manifest.v1+json 735/735 B 100.00% 0s
└─ sha256:900d08c004d48ab1f792c05b69d7cbfd7c9430ba5b2712f0e5b6a4aa6893abcb
✓ Exists application/vnd.oci.image.manifest.v1+json 753/753 B 100.00% 0s
└─ sha256:b8387e1905107f771adbc5900d0d4d85ebf5c943dd83e28181acf9f1e50344a6
✓ Exists application/vnd.oci.image.manifest.v1+json 753/753 B 100.00% 0s
└─ sha256:eb87c8b2e8c24470e5c3125d60ae32071db9b89e544f6e572d42e5ede3f16a0e
✓ Exists application/vnd.oci.image.manifest.v1+json 735/735 B 100.00% 0s
└─ sha256:7fdcd4dce4449b9dddbaefa1bc02ba408d119c5d50227eb36ba730b3980d5e26
✓ Exists application/vnd.oci.image.manifest.v1+json 1/1 KB 100.00% 0s
└─ sha256:cb90b160364b291474fc44249e59b01fd626bb25b2d8842b3345b9f3c06ea4ba
Pulled tag v1.2.3 with 5 referrer(s)
✓ Exists application/vnd.oci.image.manifest.v1+json 753/753 B 100.00% 0s
└─ sha256:eb87c8b2e8c24470e5c3125d60ae32071db9b89e544f6e572d42e5ede3f16a0e
✓ Exists application/vnd.oci.image.manifest.v1+json 1/1 KB 100.00% 0s
└─ sha256:cb90b160364b291474fc44249e59b01fd626bb25b2d8842b3345b9f3c06ea4ba
✓ Exists application/vnd.oci.image.manifest.v1+json 735/735 B 100.00% 0s
└─ sha256:7fdcd4dce4449b9dddbaefa1bc02ba408d119c5d50227eb36ba730b3980d5e26
✓ Exists application/vnd.oci.image.manifest.v1+json 735/735 B 100.00% 0s
└─ sha256:900d08c004d48ab1f792c05b69d7cbfd7c9430ba5b2712f0e5b6a4aa6893abcb
✓ Exists application/vnd.oci.image.manifest.v1+json 753/753 B 100.00% 0s
└─ sha256:b8387e1905107f771adbc5900d0d4d85ebf5c943dd83e28181acf9f1e50344a6
Pulled tag v1.2.3-2 with 5 referrer(s)
Exporting to oras.tar
Exported to oras.tar (32.2 MB)
Successfully backed up 3 tag(s) from "localhost:5001/oras-cli" to "oras.tar" in 196ms.
What did you expect to happen?
Remove redundant blanks when pulling an image
$ oras backup localhost:5001/oras-cli --include-referrers --output oras.tar
Found 3 tag(s) in localhost:5001/oras-cli: sha256-7ab47454c95a177cbbccea9569abde6ccfd6b1367bc6407032fe78224cacc86e, v1.2.3, v1.2.3-2
✓ Pulled application/vnd.oci.image.layer.v1.tar+gzip 13.9/13.9 MB 100.00% 28ms
└─ sha256:62be61eb921ce8f66fe95e75747d05cf7045c02832840c3c5202bcba3298d9c2
✓ Skipped application/vnd.in-toto+json 35.2/35.2 KB 100.00% 0s
└─ sha256:baa681b86f66afc12ad19c8291179310f0460bb180832c4529057ea746735dd3
✓ Pulled application/vnd.oci.image.manifest.v1+json 841/841 B 100.00% 3ms
└─ sha256:c385a28164dd48f74fbc23b1b4567ecda1186beb1ea595cf82c031ffadc4c3f0
✓ Skipped application/vnd.in-toto+json 35.2/35.2 KB 100.00% 0s
└─ sha256:175cff91b071e46124e7fec5f344b6bdcec4b4d25dbf916d7115b680eabe0bae
✓ Pulled application/vnd.oci.image.manifest.v1+json 481/481 B 100.00% 4ms
└─ sha256:f73342939476dfacc8f6b0215caecf60353a136b8e7e383c0ac8f5d08f2e7735
✓ Pulled application/vnd.oci.image.manifest.v1+json 481/481 B 100.00% 2ms
└─ sha256:bcc747e6be3109f6dd820e4083c5016d14a976e841961a2b0aa18e444d4caca3
✓ Pulled application/vnd.oci.image.index.v1+json 1.22/1.22 KB 100.00% 2ms
└─ sha256:7ab47454c95a177cbbccea9569abde6ccfd6b1367bc6407032fe78224cacc86e
✓ Pulled application/vnd.oci.image.manifest.v1+json 753/753 B 100.00% 3ms
└─ sha256:eb87c8b2e8c24470e5c3125d60ae32071db9b89e544f6e572d42e5ede3f16a0e
✓ Pulled application/vnd.oci.image.manifest.v1+json 753/753 B 100.00% 2ms
└─ sha256:b8387e1905107f771adbc5900d0d4d85ebf5c943dd83e28181acf9f1e50344a6
✓ Pulled application/vnd.oci.image.manifest.v1+json 735/735 B 100.00% 5ms
└─ sha256:900d08c004d48ab1f792c05b69d7cbfd7c9430ba5b2712f0e5b6a4aa6893abcb
✓ Pulled application/vnd.oci.image.manifest.v1+json 1/1 KB 100.00% 4ms
└─ sha256:cb90b160364b291474fc44249e59b01fd626bb25b2d8842b3345b9f3c06ea4ba
✓ Pulled application/vnd.oci.image.manifest.v1+json 735/735 B 100.00% 6ms
└─ sha256:7fdcd4dce4449b9dddbaefa1bc02ba408d119c5d50227eb36ba730b3980d5e26
✓ Skipped sbom_linux-arm64.json 1.41/1.41 MB 100.00% 0s
└─ sha256:6061644fc15a4d55a81f779c221237bd5013f8cf6b9477123386d04be6f512b7
✓ Skipped sbom_linux-amd64.json 1.41/1.41 MB 100.00% 0s
└─ sha256:c29d9c0ee205c6a9088ebade89add017e964a3a57b3a19bbf4fd14aef70f7224
✓ Pulled application/vnd.oci.image.index.v1+json 1.65/1.65 KB 100.00% 2ms
└─ sha256:8fe65d2cd1e40c4eea9bab54d6321b925113ff58a869baeafb0bd9d36b97c661
Pulled tag sha256-7ab47454c95a177cbbccea9569abde6ccfd6b1367bc6407032fe78224cacc86e with 0 referrer(s)
✓ Exists application/vnd.oci.image.manifest.v1+json 735/735 B 100.00% 0s
└─ sha256:900d08c004d48ab1f792c05b69d7cbfd7c9430ba5b2712f0e5b6a4aa6893abcb
✓ Exists application/vnd.oci.image.manifest.v1+json 753/753 B 100.00% 0s
└─ sha256:b8387e1905107f771adbc5900d0d4d85ebf5c943dd83e28181acf9f1e50344a6
✓ Exists application/vnd.oci.image.manifest.v1+json 753/753 B 100.00% 0s
└─ sha256:eb87c8b2e8c24470e5c3125d60ae32071db9b89e544f6e572d42e5ede3f16a0e
✓ Exists application/vnd.oci.image.manifest.v1+json 735/735 B 100.00% 0s
└─ sha256:7fdcd4dce4449b9dddbaefa1bc02ba408d119c5d50227eb36ba730b3980d5e26
✓ Exists application/vnd.oci.image.manifest.v1+json 1/1 KB 100.00% 0s
└─ sha256:cb90b160364b291474fc44249e59b01fd626bb25b2d8842b3345b9f3c06ea4ba
Pulled tag v1.2.3 with 5 referrer(s)
✓ Exists application/vnd.oci.image.manifest.v1+json 753/753 B 100.00% 0s
└─ sha256:eb87c8b2e8c24470e5c3125d60ae32071db9b89e544f6e572d42e5ede3f16a0e
✓ Exists application/vnd.oci.image.manifest.v1+json 1/1 KB 100.00% 0s
└─ sha256:cb90b160364b291474fc44249e59b01fd626bb25b2d8842b3345b9f3c06ea4ba
✓ Exists application/vnd.oci.image.manifest.v1+json 735/735 B 100.00% 0s
└─ sha256:7fdcd4dce4449b9dddbaefa1bc02ba408d119c5d50227eb36ba730b3980d5e26
✓ Exists application/vnd.oci.image.manifest.v1+json 735/735 B 100.00% 0s
└─ sha256:900d08c004d48ab1f792c05b69d7cbfd7c9430ba5b2712f0e5b6a4aa6893abcb
✓ Exists application/vnd.oci.image.manifest.v1+json 753/753 B 100.00% 0s
└─ sha256:b8387e1905107f771adbc5900d0d4d85ebf5c943dd83e28181acf9f1e50344a6
Pulled tag v1.2.3-2 with 5 referrer(s)
Exporting to oras.tar
Exported to oras.tar (32.2 MB)
Successfully backed up 3 tag(s) from "localhost:5001/oras-cli" to "oras.tar" in 196ms.
How can we reproduce it?
See above
What is the version of your ORAS CLI?
oras v1.3.0-beta.4
What is your OS environment?
MacOS M4
Are you willing to submit PRs to fix it?
- Yes, I am willing to fix it.