Check if a Docker image with a specific tag exists in ECR

This action returns whether a Docker image with a specific tag exists in your Amazon ECR repository.

Usage

name: ci

on:
  push:
    branches:
      - 'main'

jobs:
  docker:
    runs-on: ubuntu-latest
    steps:
      - id: check-ecr-image
        uses: mnmandahalf/check-ecr-image-exists@v0.1.5
        with:
          region: us-east-1
          repository-name: "my-repository/name"
          image-tag: "1.2.3"
          access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
          secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
      - name: Perform other action based on the output
        if: ${{ steps.check-ecr-image.outputs.image-exists == '0' }}

see action.yml

inputs

Following inputs can be used as steps[*].with keys

Name	Required	Description
region	true	AWS Region Example: us-east-1
repository-name	true	AWS ECR Repository Name Example: my-repository/name. Note: Do not enter the whole ECR repository url, i.e. ACCOUNT_ID.dkr.ecr.us-east-1.amazonaws.com/my-repository/name, just the last bit, i.e. my-repository/name`
image-tag	true	ECR Image Tag, Example: 1.2.3
access-key-id	false	AWS access key id
secret-access-key	false	AWS secret access key

Output

Name	Description	Default
image-exists	Flag indicating whether the docker image exists or not. Returns '0' or '1'	N/A