tools/.github/actions/application-deploy/action.yml

name: 'application-deploy'
description: 'Application deployment'
inputs:
  manifest-file:
    description: 'Manifest file'
    required: true
  digest:
    description: 'Repository image digest'
    required: true

runs:
  using: "composite"
  steps:
    - uses: azure/setup-kubectl@v3.0
      with:
        version: 'v1.23.6'
    - name: Application deployment
      run: |
        set -eo pipefail

        MANIFEST_FILE="${{ inputs.manifest-file }}"
        
        if [ -z "$MANIFEST_FILE" ]; then
          echo "No manifest file provided"
          exit 1
        fi
        
        DIGEST="${{ inputs.digest }}"
        
        if [ -z "$DIGEST" ]; then
          echo "No digest provided"
          exit 1
        fi
        
        function export_json_to_env () {
          service_name="$1"

          while IFS=$'\t\n' read -r LINE; do
              export "${LINE}"
          done < <(
              <"${MANIFEST_FILE}" jq \
                  --compact-output \
                  --raw-output \
                  --monochrome-output \
                  --from-file \
                  <(echo ".[\"${service_name}\"] | to_entries | map(\"\(.key)=\(.value)\") | .[]")
            )
        }

        echo "Deploying ${MANIFEST_FILE}"

        mapfile -t services < <(jq -r 'keys[]' "$MANIFEST_FILE")

        for service_name in "${services[@]}"; do
          export_json_to_env "$service_name"
          aws eks update-kubeconfig --name "$eks_cluster_name"
          kubectl -n "$eks_cluster_namespace" set image "$k8s_deployment_name" "${k8s_container_name}=${repository_url}@${DIGEST}"
          kubectl -n "$eks_cluster_namespace" rollout restart "$k8s_deployment_name"
        done        
      shell: bash