Merge pull request #1277 from cloudflare/nicky/docker

push images to github/docker container registry

Author: nickysemenza

.github/workflows/docker-builds.yml

@@ -1,26 +1,37 @@
-name: Build and publish cfssl docker image
+name: cfssl docker
 
 on:
+  workflow_dispatch:
   push:
+    branches:
+      - "master"
     tags:
-      - 'v*.*.*'
-
+      - "v*"
 jobs:
   build-and-push-image:
     runs-on: ubuntu-latest
     permissions:
       contents: read
       packages: write
+    strategy:
+      matrix:
+        include:
+          # github container registry
+          - registry: "ghcr.io"
+            username: ${{ github.actor }}
+            password_secret: GITHUB_TOKEN
+            image: ghcr.io/cloudflare/cfssl
+          # docker test publish, todo: switch to service account
+          - registry: ""
+            username: nicky
+            password_secret: DOCKER_REGISTRY_TOKEN_NICKY
+            image: cfssl/cfssl
     steps:
       - name: Checkout repository
         uses: actions/checkout@v3
         with:
           fetch-depth: 0
 
-      - name: Get tag
-        id: cfssl
-        run: echo  "::set-output name=tag::$(git describe --tags HEAD)"
-
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v2
 
@@ -30,13 +41,19 @@ jobs:
       - name: Log in to the Docker hub
         uses: docker/login-action@v2
         with:
-          username: ${{ secrets.DOCKERHUB_USERNAME }}
-          password: ${{ secrets.DOCKERHUB_TOKEN }}
-
+          registry: ${{ matrix.registry }}
+          username: ${{ matrix.username }}
+          password: ${{ secrets[matrix.password_secret] }}
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: ${{ matrix.image }}
       - name: Build and push
         uses: docker/build-push-action@v3
         with:
           context: .
           platforms: linux/amd64,linux/arm64,linux/s390x
           push: true
-          tags: cfssl:${{ steps.cfssl.outputs.tag }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

Dockerfile

@@ -1,4 +1,7 @@
-FROM --platform=${BUILDPLATFORM} golang:1.19.3
+FROM --platform=${BUILDPLATFORM} golang:1.20
+
+LABEL org.opencontainers.image.source https://github.com/cloudflare/cfssl
+LABEL org.opencontainers.image.description "Cloudflare's PKI toolkit"
 
 ARG TARGETOS
 ARG TARGETARCH