deploy-release

#!/bin/bash
set -euo pipefail

app_name="$1"
image_tag="$2"
environment="$3"

echo "--------------"
echo "Deploy release"
echo "--------------"
echo "Input parameters:"
echo "  app_name=${app_name}"
echo "  image_tag=${image_tag}"
echo "  environment=${environment}"
echo

# Update task definition and update service to use new task definition

echo "::group::Starting ${app_name} deploy of ${image_tag} to ${environment}"
TF_CLI_ARGS_apply="-input=false -auto-approve -var=image_tag=${image_tag}" make infra-update-app-service APP_NAME="${app_name}" ENVIRONMENT="${environment}"
echo "::endgroup::"

# Wait for the service to become stable

cluster_name=$(terraform -chdir="infra/${app_name}/service" output -raw service_cluster_name)
service_name=$(terraform -chdir="infra/${app_name}/service" output -raw service_name)
echo "Wait for service ${service_name} to become stable"
wait_for_service_stability() {
  aws ecs wait services-stable --cluster "${cluster_name}" --services "${service_name}"
}

if ! wait_for_service_stability; then
  echo "Retrying"
  wait_for_service_stability
fi

echo "Completed ${app_name} deploy of ${image_tag} to ${environment}"

# Invalidate CloudFront cache for frontend deployments only
if [ "$app_name" = "frontend" ]; then
  echo "::group::Invalidating CloudFront cache"
  cloudfront_distribution_id=$(terraform -chdir="infra/${app_name}/service" output -raw cloudfront_distribution_id 2>/dev/null || echo "")

  if [ -n "$cloudfront_distribution_id" ] && [ "$cloudfront_distribution_id" != "null" ]; then
    echo "CloudFront distribution ID: ${cloudfront_distribution_id}"
    echo "Creating invalidation for all paths (/*)"

    invalidation_id=$(aws cloudfront create-invalidation \
      --distribution-id "${cloudfront_distribution_id}" \
      --paths "/*" \
      --query 'Invalidation.Id' \
      --output text)

    echo "Invalidation created with ID: ${invalidation_id}"
    echo "CloudFront cache invalidation initiated successfully"
  else
    echo "No CloudFront distribution found for ${app_name} in ${environment}, skipping cache invalidation"
  fi
  echo "::endgroup::"
fi