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lambda-image-republish: Digest change should trigger update #30

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lambda-image-republish: Digest change should trigger update #30

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lambda-image-republish: Digest change should trigger update
dwhswenson Mar 24, 2026
7e0f0c1
Slightly better implementation (use external docker provider)
dwhswenson Mar 24, 2026
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7 changes: 7 additions & 0 deletions modules/lambda-image-republish/main.tf
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,12 @@ data "aws_caller_identity" "current" {}

data "aws_region" "current" {}

# Remove this once the AWS provider is >= 6.19 and can read public ECR image
# metadata directly.
data "docker_registry_image" "source_image" {
name = local.source_image_uri
}

resource "aws_ecr_repository" "destination" {
name = local.repository_name
force_delete = true
Expand Down Expand Up @@ -82,6 +88,7 @@ resource "aws_ecr_repository_policy" "self_access" {

resource "null_resource" "republish_image" {
triggers = {
source_image_digest = data.docker_registry_image.source_image.sha256_digest
source_repository = local.source_repo
source_tag = var.source_lambda_tag
destination_repository = aws_ecr_repository.destination.repository_url
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6 changes: 6 additions & 0 deletions modules/lambda-image-republish/versions.tf
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Expand Up @@ -6,5 +6,11 @@ terraform {
source = "hashicorp/aws"
version = "~> 4.0"
}
# Remove this once the AWS provider is >= 6.19 and can read public ECR
# image metadata directly.
docker = {
source = "kreuzwerker/docker"
version = "~> 3.5"
}
}
}