CLOUDP-226369: Allow backport releases

Signed-off-by: jose.vazquez <[email protected]>

Author: josvazg

.github/actions/releaser/cr.sh

@@ -8,6 +8,8 @@ set -o errexit
 set -o nounset
 set -o pipefail
 
+set -x
+
 main() {
     local version=${VERSION:-v1.2.1}
     local charts_dir=${CHART_DIR:-charts}
@@ -52,13 +54,12 @@ release_charts_inside_folders() {
 
         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 [ "${chart_was_released}" == "Not found" ] || has_changed "$folder"; then
             changed_charts+=("$folder")
         fi
     done

.github/workflows/main.yml

@@ -8,6 +8,11 @@ on:
       - '.github/**'
   workflow_dispatch:
     inputs:
+      backport-branch:
+        description: "Select backport branch if different from 'main'"
+        type: string
+        default: "main"
+        required: true
       target:
         description: "target chart to release"
         type: string
@@ -22,10 +27,20 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
+    env:
+      BACKPORT_BRANCH: ${{ github.event.inputs.backport-branch || 'main' }}
+      BACKPORT_DIR: 'backport'
     steps:
       - name: Checkout
         uses: actions/checkout@v4
 
+      - name: Checkout Backport branch
+        uses: actions/checkout@v4
+        if: github.event.inputs.backport-branch != 'main'
+        with:
+          ref: ${{ env.BACKPORT_BRANCH }}
+          path: ${{ env.BACKPORT_DIR }}
+
       - name: Configure Git
         run: |
           git config user.name "$GITHUB_ACTOR"
@@ -64,7 +79,9 @@ jobs:
         uses: ./.github/actions/releaser
         env:
           CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+          CHARTS_DIR: ${{ github.event.inputs.backport-branch == 'main' && 'charts' || format('{0}/charts', env.BACKPORT_DIR) }}
         with:
           charts_repo_url: https://mongodb.github.io/helm-charts
           target: ${{ github.event.inputs.target }}
           dryrun: ${{ github.event.inputs.dryrun }}
+          charts_dir: ${{ env.CHARTS_DIR }}