Clear AWS Images

clear-images.ps1

# Delete ECR Docker image in batch
# Supports multiple regions if necessary
$repositories = @(
    "image:tag"
    #...
);

# Checked to verify which tags are present in a given region
$primaryRegion = "eu-west-2"
# Regions the image should be deleted from
$deleteRegions = @("eu-west-1","eu-west-2","eu-central-1")

$repositories | % {
    $repoName,$tag = $_.Split(":")
    $resArr = $(aws ecr describe-images --region $primaryRegion --repository-name "${repoName}" --query "imageDetails[].{repositoryName:repositoryName,imageDigest:imageDigest,imageTags:imageTags}" | ConvertFrom-Json)
    if($resArr.Count -eq 1 ) {
        $response = $resArr[0]
    } else {
        return
    }
    if($response.imageTags.Where{ $_ -eq $tag } -gt 1) {
        echo "${repoName}:${tag} found - deleting..."
        $deleteRegions | % {
            echo "$_"
            aws ecr batch-delete-image --repository-name $repoName --image-ids "imageDigest=$($response.imageDigest)" --region $_
        }
        echo "Done"
    }
}