is-image-published

#!/bin/bash
# Checks if an image tag has already been published to the container repository
# Prints "true" if so, "false" otherwise

set -euox pipefail

app_name="$1"
git_ref="$2"

# Get commit hash
image_tag=$(git rev-parse "${git_ref}")

# Need to init module when running in CD since GitHub actions does a fresh checkout of repo
terraform -chdir="infra/${app_name}/app-config" init >/dev/null
terraform -chdir="infra/${app_name}/app-config" apply -auto-approve >/dev/null
image_repository_name="$(terraform -chdir="infra/${app_name}/app-config" output -json build_repository_config | jq -r ".name")"
region=$(./bin/current-region)

result=""
result=$(aws ecr describe-images --repository-name "${image_repository_name}" --image-ids "imageTag=${image_tag}" --region "${region}" 2>/dev/null) || true
if [ -n "${result}" ]; then
  echo "true"
else
  echo "false"
fi