Reusable workflows

.github/workflows/docker-build-push.yaml → .github/workflows/docker-template.yaml

@@ -1,20 +1,29 @@
-name: Build and Push Docker Image (native amd64 & arm64)
+name: Template - Build and Push Docker Image
 
 on:
-  push:
-    branches: ["main", "workflow"]
-  pull_request:
+  workflow_call:
+    inputs:
+      image_name:
+        description: 'The name of the image (e.g., high-flyers/ros-core)'
+        required: true
+        type: string
+      dockerfile_path:
+        description: 'Path to the Dockerfile'
+        required: true
+        type: string
+      base_tag:
+        description: 'The base tag for the image (e.g., latest)'
+        required: false
+        type: string
+        default: latest
 
 env:
   REGISTRY: ghcr.io
-  IMAGE_NAME: high-flyers/ros-core
 
 jobs:
   build:
     strategy:
       matrix:
-        ros_distro: [humble, jazzy]
-        arch: [amd64, arm64]
         include:
           - arch: amd64
             runner: ubuntu-latest
@@ -37,31 +46,28 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
-      - name: Set image tags
+      - name: Set PR Tag Suffix
         id: vars
         run: |
           if [[ "${{ github.event_name }}" == "pull_request" ]]; then
             BRANCH_NAME="${{ github.head_ref }}"
             SAFE_BRANCH=$(echo "$BRANCH_NAME" | tr '/' '-' | tr '[:upper:]' '[:lower:]')
-            echo "TAG=-$SAFE_BRANCH" >> $GITHUB_OUTPUT
+            echo "SUFFIX=-$SAFE_BRANCH" >> $GITHUB_OUTPUT
           else
-            echo "TAG=" >> $GITHUB_OUTPUT
+            echo "SUFFIX=" >> $GITHUB_OUTPUT
           fi
 
-      - name: Build and push image (${{ matrix.ros_distro }} - ${{ matrix.platform }})
+      - name: Build and push image
         uses: docker/build-push-action@v5
         with:
           context: .
-          file: ./images/ros-core-${{ matrix.ros_distro }}.Dockerfile
+          file: ${{ inputs.dockerfile_path }}
           push: true
           platforms: ${{ matrix.platform }}
           tags: |
-            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ matrix.ros_distro }}-${{ matrix.arch }}${{ steps.vars.outputs.TAG }}
+            ${{ env.REGISTRY }}/${{ inputs.image_name }}:${{ inputs.base_tag }}-${{ matrix.arch }}${{ steps.vars.outputs.SUFFIX }}
 
   manifest:
-    strategy:
-      matrix:
-        ros_distro: [humble, jazzy]
     runs-on: ubuntu-latest
     needs: build
     if: github.event_name == 'push'
@@ -75,9 +81,9 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
-      - name: Create and push multi-arch manifest for ${{ matrix.ros_distro }}
+      - name: Create and push multi-arch manifest
         run: |
           docker buildx imagetools create \
-            -t ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ matrix.ros_distro }} \
-            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ matrix.ros_distro }}-amd64 \
-            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ matrix.ros_distro }}-arm64
+            -t ${{ env.REGISTRY }}/${{ inputs.image_name }}:${{ inputs.base_tag }} \
+            ${{ env.REGISTRY }}/${{ inputs.image_name }}:${{ inputs.base_tag }}-amd64 \
+            ${{ env.REGISTRY }}/${{ inputs.image_name }}:${{ inputs.base_tag }}-arm64

.github/workflows/docker.yaml

@@ -0,0 +1,26 @@
+name: Build and Push Docker Image (native amd64 & arm64)
+
+on:
+  push:
+    branches: ["main", "workflow"]
+  pull_request:
+
+jobs:
+  docker-distros:
+    strategy:
+      matrix:
+        ros_distro: [humble, jazzy]
+    uses: ./.github/workflows/docker-template.yaml
+    with:
+      image_name: high-flyers/ros-core
+      dockerfile_path: ./images/ros-core-${{ matrix.ros_distro }}.Dockerfile
+      base_tag: ${{ matrix.ros_distro }}
+    secrets: inherit
+
+  docker-latest:
+    uses: ./.github/workflows/docker-template.yaml
+    with:
+      image_name: high-flyers/ros-core
+      dockerfile_path: ./images/ros-core-humble.Dockerfile
+      base_tag: latest
+    secrets: inherit