container build pipeline

.github/workflows/cicd.yml

@@ -0,0 +1,122 @@
+name: CICD
+
+on:
+  push:
+    branches: ["**"]
+    tags: ["*.*.*"]
+  release:
+    types: [created]
+
+env:
+  REGISTRY: ghcr.io
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    strategy:
+      fail-fast: false
+      matrix:
+        platform:
+          - linux/amd64
+          - linux/arm/v6
+          - linux/arm/v7
+          - linux/arm64
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      # replaces slashes with dashes in platform name
+      - name: Convert platform pairs
+        run: |
+          platform=${{ matrix.platform }}
+          echo "PLATFORM_PAIR=${platform//\//-}" >> $GITHUB_ENV
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log into registry ${{ env.REGISTRY }}
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract Docker metadata
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.REGISTRY }}/${{ github.repository }}
+
+      - name: Build and push by digest
+        id: build
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          platforms: ${{ matrix.platform }}
+          labels: ${{ steps.meta.outputs.labels }}
+          outputs: type=image,name=${{ env.REGISTRY }}/${{ github.repository }},push-by-digest=true,name-canonical=true,push=${{ github.event_name != 'pull_request' }}
+
+      - name: Export digest
+        run: |
+          mkdir -p /tmp/digests
+          digest="${{ steps.build.outputs.digest }}"
+          touch "/tmp/digests/${digest#sha256:}"
+
+      - name: Upload digest
+        uses: actions/upload-artifact@v4
+        with:
+          name: digests-${{ env.PLATFORM_PAIR }}
+          path: /tmp/digests/*
+          if-no-files-found: error
+          retention-days: 1
+
+  merge:
+    runs-on: ubuntu-latest
+    if: ${{ github.event_name != 'pull_request' }}
+    needs:
+      - build
+    steps:
+      - name: Download digests
+        uses: actions/download-artifact@v4
+        with:
+          path: /tmp/digests
+          pattern: digests-*
+          merge-multiple: true
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.REGISTRY }}/${{ github.repository }}
+          tags: |
+            type=ref,event=branch
+            type=ref,event=tag
+            type=ref,event=pr
+            type=sha
+            type=semver,pattern={{version}}
+
+      - name: Log into registry ${{ env.REGISTRY }}
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Create manifest list and push
+        working-directory: /tmp/digests
+        run: |
+          docker buildx imagetools create $(jq -cr '.tags | map("-t " + .) | join(" ")' <<< "$DOCKER_METADATA_OUTPUT_JSON") \
+            $(printf '${{ env.REGISTRY }}/${{ github.repository }}@sha256:%s ' *)
+
+      - name: Inspect image
+        run: |
+          docker buildx imagetools inspect ${{ env.REGISTRY }}/${{ github.repository }}:${{ steps.meta.outputs.version }}

.github/workflows/release-event.json

@@ -0,0 +1,9 @@
+{
+    "act": true,
+    "action": "created",
+    "ref": "refs/tags/v0.0.10",
+    "sha": "b7e12928f13caf61af40d3e8788649a1a8f24c22",
+    "release": {
+        "tag_name": "0.0.10"
+    }
+}

run.sh

@@ -0,0 +1,31 @@
+#!/usr/bin/env bash
+# Copyright 2023 Nokia
+# Licensed under the BSD 3-Clause License.
+# SPDX-License-Identifier: BSD-3-Clause
+
+
+set -o errexit
+set -o pipefail
+
+
+# testing release-triggered workflow
+function test-on-push {
+  gh act release -W '.github/workflows/cicd.yml' -e .github/workflows/release-event.json -s GITHUB_TOKEN="$(gh auth token)" --matrix platform:linux/amd64
+}
+
+function test-on-release {
+  gh act release -W '.github/workflows/cicd.yml' -e .github/workflows/release-event.json -s GITHUB_TOKEN="$(gh auth token)" --matrix platform:linux/amd64
+}
+
+# -----------------------------------------------------------------------------
+# Bash runner functions.
+# -----------------------------------------------------------------------------
+function help {
+  printf "%s <task> [args]\n\nTasks:\n" "${0}"
+
+  compgen -A function | grep -v "^_" | cat -n
+
+  printf "\nExtended help:\n  Each task has comments for general usage\n"
+}
+
+"${@:-help}"