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caffeinetiger/retagging_ecr_image.sh

Last active April 18, 2022 18:16
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There is no user friendly way to retag an image in the AWS ECR Web Console. You need to use AWS CLI commands to accomplish this. - [Official AWS Documentation](https://docs.aws.amazon.com/AmazonECR/latest/userguide/image-retag.html) - [Stackoverflow
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retagging_ecr_image.sh
#!/bin/bash
# Get image manifest by tag
MANIFEST=$(aws ecr batch-get-image --repository-name amazonlinux --image-ids imageTag=latest --output json | jq --raw-output '.images[0].imageManifest')
# Or
# Get image manifest by digest (this is found on the ECR repo page in the AWS Web Console)
MANIFEST=$(aws ecr batch-get-image --repository-name amazonlinux --image-ids imageDigest=sha256:8e080763aa56a2d509f9614613019ff0d9fe9cfd651b2efdb8961356c9ea6e26 --query 'images[].imageManifest' --output text)
# Update image with new tag
aws ecr put-image --repository-name amazonlinux --image-tag previous.2018 --image-manifest "$MANIFEST"
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