[containers/*] Publish workflow (#19)

* Add publish pipeline

Signed-off-by: Fran Mulero <fmulero@vmware.com>

.github/workflows/cd-scheduled-pipeline.yaml

@@ -0,0 +1,69 @@
+# Temporary workflow to train publish actions. It will be removed in a close future
+name: Scheduled CD
+on:
+  schedule:
+    - cron: "?/15 * * * *"
+  workflow_dispatch:
+    inputs:
+      container:
+        description: Force VIB publication with this container
+        required: false
+env:
+  CSP_API_URL: https://console.cloud.vmware.com
+  CSP_API_TOKEN: ${{ secrets.CSP_API_TOKEN }}
+  VIB_PUBLIC_URL: https://cp.bromelia.vmware.com
+jobs:
+  get-container:
+    runs-on: ubuntu-latest
+    name: Get random container
+    outputs:
+      container: ${{ steps.get-container.outputs.container }}
+      flavors: ${{ steps.get-container.outputs.flavors }}
+    steps:
+      - uses: actions/checkout@v3
+        name: Checkout Repository
+        with:
+          fetch-depth: 0
+      - id: get-container
+        name: Get random container
+        run: |
+          container_name="${{ github.event.inputs.container }}"
+          if [ -z "$container_name" ]; then
+            containers=(containers/*)
+            random_index=$(( $RANDOM % ${#containers[@]} ))
+            container_name=$(echo "${containers[$random_index]}" | sed "s|containers/||g")
+          fi
+          flavors=(containers/${container_name}/*/*/)
+          flavors_json="["
+          for flavor in "${flavors[@]}"; do
+            tag="$(git log --pretty=tformat:"%s" -n 1 --grep=" release$" --author bitnami-bot@vmware.com --author containers@bitnami.com --author containers-bot@bitnami.com -- ${flavor} | awk '{print $1}')"
+            flavors_json+="{\"path\": \"${flavor}\", \"tag\": \"${tag}\"},"
+          done;
+          flavors_json="${flavors_json/%,/]}"
+
+          echo "::set-output name=container::${container_name}"
+          echo "::set-output name=flavors::${flavors_json}"
+  vib-publish:
+    runs-on: ubuntu-latest
+    needs: get-container
+    name: Publish
+    strategy:
+      fail-fast: false
+      matrix:
+        flavor:  ${{ fromJSON(needs.get-container.outputs.flavors) }}
+    steps:
+      - uses: actions/checkout@v3
+        name: Checkout Repository
+      - uses: vmware-labs/vmware-image-builder-action@main
+        name: Publish ${{ needs.get-container.outputs.container }}
+        with:
+          pipeline: vib-publish.json
+        env:
+          # Path with docker resources
+          VIB_ENV_PATH:  ${{ matrix.flavor.path }}
+          # Container name
+          VIB_ENV_CONTAINER: ${{ needs.get-container.outputs.container }}
+          VIB_ENV_TAG: ${{ matrix.flavor.tag }}
+          VIB_ENV_REGISTRY_URL: ${{ secrets.OCI_REGISTRY_URL }}
+          VIB_ENV_REGISTRY_USERNAME: ${{ secrets.OCI_REGISTRY_USERNAME }}
+          VIB_ENV_REGISTRY_PASSWORD:  ${{ secrets.OCI_REGISTRY_PASSWORD }}