From 132dfea5ac8e14c71957d772f4e9b754625d7d28 Mon Sep 17 00:00:00 2001
From: Federico Infanti <federico.infanti@checkout-charlie.com>
Date: Tue, 17 Oct 2023 09:58:40 +0200
Subject: [PATCH] ARCH-130 try new cache approach

---
 .github/workflows/test-suite-buildx.yaml      | 52 +++++++++++++++++++
 .../{test-suite.yaml => test-suite.yaml_back} |  0
 build-with-cache/action.yaml                  | 46 ++++++++++++++++
 scripts/buildx.sh                             | 43 +++++++++++++++
 4 files changed, 141 insertions(+)
 create mode 100644 .github/workflows/test-suite-buildx.yaml
 rename .github/workflows/{test-suite.yaml => test-suite.yaml_back} (100%)
 create mode 100644 build-with-cache/action.yaml
 create mode 100755 scripts/buildx.sh

diff --git a/.github/workflows/test-suite-buildx.yaml b/.github/workflows/test-suite-buildx.yaml
new file mode 100644
index 0000000..fdeb67c
--- /dev/null
+++ b/.github/workflows/test-suite-buildx.yaml
@@ -0,0 +1,52 @@
+name: Test all actions
+on: [push]
+jobs:
+  test-suite:
+    runs-on: ubuntu-latest
+    environment: testing
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+#      - name: Initialize cache
+#        uses: ./initialize-cache
+#        with:
+#          github_token: ${{ secrets.GH_TOKEN }}
+#
+#      - name: Wipe images
+#        uses: ./wipe-workspace
+
+      - name: Test build local image
+        uses: ./build-with-cache
+        with:
+          image_name: github-actions-test
+          build_context: https://github.com/mendhak/docker-http-https-echo.git
+
+      - name: List images & containers
+        run:  docker image ls && docker ps -a
+
+      - name: Test non-e2e tests
+        uses: ./run-tests
+        with:
+          image_name: github-actions-test
+          image_tag: latest
+          static: echo 'test static'
+          unit: echo 'test unit'
+          functional: echo 'test functional'
+
+      - name: Show image exposed ports
+        run: docker inspect --format='{{json .Config.ExposedPorts}}' "github-actions-test:latest" | jq 'keys[0]' | cut -d'/' -f1 | cut -d'"' -f2
+        shell: bash
+
+#      - name: Test e2e test
+#        uses: ./run-tests
+#        with:
+#          image_name: github-actions-test
+#          e2e: echo 'e2e test'
+
+      - name: Test push to Humanitec
+        uses: ./humanitec-push-image
+        with:
+          image_name: github-actions-test
+          humanitec_token: ${{ secrets.HUMANITEC_TOKEN }}
+          humanitec_org: checkout-charlie
diff --git a/.github/workflows/test-suite.yaml b/.github/workflows/test-suite.yaml_back
similarity index 100%
rename from .github/workflows/test-suite.yaml
rename to .github/workflows/test-suite.yaml_back
diff --git a/build-with-cache/action.yaml b/build-with-cache/action.yaml
new file mode 100644
index 0000000..89df7bf
--- /dev/null
+++ b/build-with-cache/action.yaml
@@ -0,0 +1,46 @@
+name: 'Build container image'
+description: 'Build Docker image with docker cache'
+inputs:
+  build_args:
+    description: 'Arguments passed to `docker build`'
+    required: false
+    default: ''
+  build_context:
+    description: 'Docker build context '
+    required: false
+    default: '.'
+  dockerfile:
+    description: 'Dockerfile location'
+    required: false
+    default: 'Dockerfile'
+  image_name:
+    description: 'Image name. Defaults to the repository name. Set it if you build multiple images in the same repository'
+    required: false
+    default: ${{ github.event.repository.name }}
+  stage:
+    description: 'Docker stage in a multi-stage build'
+    required: false
+  is_testing:
+    description: 'Is this a testing image?'
+    required: false
+    default: "false"
+
+runs:
+  using: "composite"
+  steps:
+    - name: Set up builder
+      uses: docker/setup-buildx-action@v3
+    - name: Load cache
+      uses: actions/cache@v3
+      with:
+        path: /tmp/.buildx-cache-${{ inputs.image_name }}
+        key: ${{ inputs.image_name }}-buildx
+        restore-keys: |
+          ${{ inputs.image_name }}-buildx-
+    - name: Building ${{ inputs.stage }} ${{ inputs.image_name }}
+      run: ${{ github.action_path }}/../scripts/buildx.sh "${{ inputs.build_context }}" "${{ inputs.dockerfile }}" "${{ inputs.build_args }}" "${{ inputs.image_name }}" "${{ inputs.stage }}" "${{ inputs.is_testing }}"
+      shell: sh
+      name: Clear previous cache
+      run: |
+        rm -rf /tmp/.buildx-cache-${{ inputs.image_name }}
+        mv /tmp/.buildx-cache-new /tmp/.buildx-cache-${{ inputs.image_name }}
diff --git a/scripts/buildx.sh b/scripts/buildx.sh
new file mode 100755
index 0000000..0f15074
--- /dev/null
+++ b/scripts/buildx.sh
@@ -0,0 +1,43 @@
+#!/bin/sh
+
+set -e
+
+BUILD_CONTEXT="$1"
+DOCKERFILE="$2"
+BUILD_ARGS="$3"
+IMAGE_NAME="$4"
+STAGE="$5"
+IS_TESTING="$6"
+
+echo "Image before build:"
+docker images
+
+
+if [ -z "$STAGE" ]; then
+  STAGE_PART=""
+else
+  STAGE_PART="--target $STAGE"
+fi
+
+# check if is_testing
+
+if [ "$IS_TESTING" = "true" ] || [ "$STAGE" = "testing" ]; then
+  IMAGE_TAG="testing"
+else
+  IMAGE_TAG="latest"
+fi
+
+echo "Building image..."
+docker buildx build $BUILD_ARGS --file "$DOCKERFILE" $STAGE_PART -t "$IMAGE_NAME:$IMAGE_TAG" "$BUILD_CONTEXT" --cache-from "type=local,src=/tmp/.buildx-cache-$IMAGE_NAME" --cache-to "type=local,dest=/tmp/.buildx-cache-new-$IMAGE_NAME,mode=max"|| exit 1
+
+echo "Post-build image list:"
+docker images
+echo "Cleanup unused Docker resources.."
+# Remove unused resources that would otherwise persist between builds by virtue of GH dependency caching
+docker rmi -f $(docker images | awk '$2 != "latest" && $2 != "testing" {print $3}') >/dev/null 2>&1 || exit 0
+docker system prune -f
+echo "Image list after cleanup:"
+docker images
+echo "List of containers:"
+docker ps -a
+echo "Done."