CLOUDP-226369: Allow backport releases

.github/actions/releaser/action.yml

@@ -5,10 +5,10 @@ inputs:
     description: "The chart-releaser version to use (default: v1.2.1)"
     required: false
     default: v1.6.0
-  charts_dir:
-    description: "The charts directory"
+  work_dir:
+    description: "The repo directory"
     required: false
-    default: charts
+    default: "."
   charts_repo_url:
     description: "The GitHub Pages URL to the charts repo (default: https://<owner>.github.io/<repo>)"
     required: true
@@ -18,20 +18,26 @@ inputs:
   dryrun:
     description: "not actually release, but check what would be done"
     required: false
+  mark_latest:
+    description: "mark released charts as latest"
+    required: false
+    default: "true"
 
 runs:
   using: composite
   steps:
     - shell: bash
       run: |
         export VERSION="${{ inputs.version }}"
-        export CHART_DIR="${{ inputs.charts_dir }}"
+        export WORK_DIR=${{ inputs.work_dir }}
+        export CHART_DIR="charts"
         export CHARTS_REPO_URL="${{ inputs.charts_repo_url }}"
         export DRYRUN="${{ inputs.dryrun }}"
+        export MARK_LATEST="${{ inputs.mark_latest }}"
 
         owner=$(cut -d '/' -f 1 <<< "$GITHUB_REPOSITORY")
         repo=$(cut -d '/' -f 2 <<< "$GITHUB_REPOSITORY")
         export OWNER=$owner
         export REPO=$repo
 
-        "$GITHUB_ACTION_PATH/cr.sh" "${{ inputs.target }}"
+        cd $WORK_DIR && "$GITHUB_ACTION_PATH/cr.sh" "${{ inputs.target }}"

.github/actions/releaser/cr.sh

@@ -8,10 +8,11 @@ set -o errexit
 set -o nounset
 set -o pipefail
 
+mark_latest=${MARK_LATEST:-true}
+
 main() {
     local version=${VERSION:-v1.2.1}
     local charts_dir=${CHART_DIR:-charts}
-    local charts_repo_url=${CHARTS_REPO_URL:-}
     local target=("$@")
     local owner=${OWNER:-}
     local repo=${REPO:-}
@@ -48,17 +49,13 @@ release_charts_inside_folders() {
         print_line_separator
         local chart_name
         local chart_version
-        local chart_was_released
 
         chart_name=$(read_chart_name "${charts_dir}/${folder}")
         chart_version=$(read_chart_version "${charts_dir}/${folder}")
         echo "Checking if \"$charts_dir/$folder\" has been released to the repo"
-        chart_was_released=$(chart_released "${chart_name}" "${chart_version}")
-
-        echo "released result: \"${chart_was_released}\""
 
         # if chart is not released or folder has change, then remember as changed_charts
-        if [ -z "${chart_was_released}" ] || has_changed "$folder"; then
+        if ! chart_released "${chart_name}" "${chart_version}"; then
             changed_charts+=("$folder")
         fi
     done
@@ -88,23 +85,23 @@ check_charts_released() {
         print_line_separator
         local chart_name
         local chart_version
-        local chart_was_released
 
         chart_name=$(read_chart_name "${charts_dir}/${folder}")
         chart_version=$(read_chart_version "${charts_dir}/${folder}")
         echo "Checking if \"$charts_dir/$folder\" has been released to the repo"
-        chart_was_released=$(chart_released "${chart_name}" "${chart_version}")
-
-        echo "released result: \"${chart_was_released}\""
 
-        if [ -z "${chart_was_released}" ]; then
+        if ! chart_released "${chart_name}" "${chart_version}"; then
             unreleased_charts+=("$chart_name")
         fi
     done
 
     if [[ -n "${unreleased_charts[*]}" ]]; then
-        echo "FAIL: found unreleased charts:" "${unreleased_charts[@]}"
-        exit 1
+        if [ "${DRYRUN}" == "true" ]; then
+            echo "DRYRUN: would have not seen released charts for" "${unreleased_charts[@]}"
+        else
+            echo "FAIL: found unreleased charts:" "${unreleased_charts[@]}"
+            exit 1
+        fi
     else
         echo "PASS: all latest helm charts released for" "${folders[@]}"
     fi
@@ -129,27 +126,7 @@ chart_released() {
     local chart_name=$1
     local version=$2
 
-    helm search repo "mongodb/${chart_name}" --version "${version}" | grep "${chart_name}\s" || echo "Not found"
-}
-
-# check if release version and chart version is diffrent
-has_changed() {
-    local folder=$1
-    local chart_name
-    chart_name=$(awk '/^name/{print $2}' "$charts_dir/$folder/Chart.yaml")
-    tag=$(get_latest_tag "$chart_name")
-    changed_files=$(git diff --find-renames --name-only "$tag" -- "$charts_dir/$folder")
-
-    echo "Looking for versions..."
-    tag_version=$(echo "$tag" | awk -F '-' '{print $NF}') # sample-0.1.1 | 0.1.1
-    chart_version=$(awk '/^version: /{print $2}' "$charts_dir/$folder/Chart.yaml")
-    echo "version from tag: $tag_version"
-    echo "version from chart: $chart_version"
-
-    if [[ "$tag_version" != "$chart_version" ]] && [[ -n "$changed_files" ]]; then
-        return 0
-    fi
-    return 1
+    helm search repo "mongodb/${chart_name}" --version "${version}" | grep -q "${chart_name}\s"
 }
 
 get_latest_tag(){
@@ -219,15 +196,16 @@ package_charts() {
 }
 
 release_charts() {
-    local args=(-o "$owner" -r "$repo" -c "$(git rev-parse HEAD)")
+    local args=(-o "$owner" -r "$repo" -c "$(git rev-parse HEAD)" --make-release-latest "${mark_latest}")
 
     echo 'Releasing charts...'
     cr upload "${args[@]}"
 }
 
 update_index() {
-    local args=(-o "$owner" -r "$repo" -c "$charts_repo_url" --push)
+    local args=(-o "$owner" -r "$repo" --push --remote origin --pages-branch gh-pages)
 
+    git fetch
     echo 'Updating charts repo index...'
     cr index "${args[@]}"
 }

.github/workflows/main.yml

@@ -14,20 +14,45 @@ on:
         default: ""
         required: false
       dryrun:
-        description: "not actually release, but check what would be done"
+        description: "dry-run"
         type: boolean
         default: true
         required: false
+      backport-branch:
+        description: "Branch or leave empty for current CI branch"
+        type: string
+        default: ""
+        required: false
 
 jobs:
   build:
     runs-on: ubuntu-latest
+    env:
+      BACKPORT_BRANCH: ${{ github.event.inputs.backport-branch || '' }}
+      BACKPORT_DIR: 'backport'
     steps:
       - name: Checkout
         uses: actions/checkout@v4
+        with:
+          path: current
+
+      - name: Checkout Backport branch
+        uses: actions/checkout@v4
+        if: github.event.inputs.backport-branch != ''
+        with:
+          ref: ${{ env.BACKPORT_BRANCH }}
+          path: ${{ env.BACKPORT_DIR }}
 
       - name: Configure Git
         run: |
+          cd current
+          git config user.name "$GITHUB_ACTOR"
+          git config user.email "[email protected]"
+
+      - name: Configure Git for backport
+        if: github.event.inputs.backport-branch != ''
+        run: |
+          cd ${{ env.BACKPORT_DIR }}
           git config user.name "$GITHUB_ACTOR"
           git config user.email "[email protected]"
 
@@ -42,10 +67,10 @@ jobs:
 
       - name: Allow script
         run: |
-          chmod +x ./.github/actions/releaser/cr.sh
+          chmod +x ./current/.github/actions/releaser/cr.sh
 
       - name: Helm Chart Dependency Releaser
-        uses: ./.github/actions/releaser
+        uses: ./current/.github/actions/releaser
         if: github.event.inputs.target == ''
         env:
           CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
@@ -55,16 +80,21 @@ jobs:
             atlas-operator-crds
             community-operator-crds
           dryrun: ${{ github.event.inputs.dryrun }}
+          work_dir: current
 
       - name: Get latest charts from repo
         run: |
           helm repo update
 
       - name: Helm Chart Releaser
-        uses: ./.github/actions/releaser
+        uses: ./current/.github/actions/releaser
         env:
           CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+          WORK_DIR: ${{ github.event.inputs.backport-branch == '' && 'current' || env.BACKPORT_DIR }}
+          MARK_LATEST: ${{ github.event.inputs.backport-branch == '' && 'true' || 'false' }}
         with:
           charts_repo_url: https://mongodb.github.io/helm-charts
           target: ${{ github.event.inputs.target }}
           dryrun: ${{ github.event.inputs.dryrun }}
+          work_dir: ${{ env.WORK_DIR }}
+          mark_latest: ${{ env.MARK_LATEST }}