Update CI to merge automated PR if one already exists for the workflow

.github/workflows/m2k-func.yaml

@@ -85,6 +85,13 @@ jobs:
     - name: Send PRs to config repo
       if: ${{ ! inputs.it_mode }}
       run: |
+          # determine pr or commit url
+          if [ ${{ fromJSON(steps.get_pr_data.outputs.result)}} != "" ]; then
+            PR_OR_COMMIT_URL="${{ fromJSON(steps.get_pr_data.outputs.result).html_url }}"
+          else
+            PR_OR_COMMIT_URL="https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}"
+          fi
+
           git config --global user.email "${{ github.event.head_commit.author.email || '[email protected]' }}"
           git config --global user.name ${{ github.event.head_commit.author.name || github.triggering_actor }}
           gh repo clone $WF_CONFIG_REPO config-repo
@@ -94,23 +101,15 @@ jobs:
           ./hack/bump_chart_version.sh move2kube --bump-tag-version
 
           yq --inplace '.kfunction.image="quay.io/orchestrator/serverless-workflow-m2k-kfunc:${{ github.sha }}"' charts/move2kube/values.yaml
+          cd ..
 
-          git add -A
-
-          # determine pr or commit url
-          if [ ${{ fromJSON(steps.get_pr_data.outputs.result)}} != "" ]; then
-            PR_OR_COMMIT_URL="${{ fromJSON(steps.get_pr_data.outputs.result).html_url }}"
-          else
-            PR_OR_COMMIT_URL="https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}"
-          fi
-
-          git commit -m "(m2k-kfunc) Automated PR for m2k-kfunc"
-          echo "Automated PR from $PR_OR_COMMIT_URL" | git commit --amend --file=-
-          git remote set-url origin https://${{ env.GH_TOKEN }}@github.com/$WF_CONFIG_REPO
-          git push origin HEAD
-          gh pr create -f --title "m2k-kfunc: Automatic m2k-kfunc image tag bump" \
-            --body "
-          Updating generated image tag for m2k-kfunc application
-
-          This PR was created automatically as a result of merging $PR_OR_COMMIT_URL
-          "
+          sh scripts/create_or_update_automated_pr.sh $WF_CONFIG_REPO \
+            ${{ inputs.workflow_id }} \
+            ${PR_OR_COMMIT_URL} \
+            config-repo/charts/move2kube/values.yaml \
+            scripts/create_automated_m2k_kfunc_pr.sh \
+            ${{ github.event.head_commit.author.email || '[email protected]' }} \
+            ${{ github.event.head_commit.author.name || github.triggering_actor }} \
+            $WORKDIR \
+            ${{ env.GH_TOKEN }} \
+            $WF_CONFIG_REPO

.github/workflows/main.yml

@@ -112,17 +112,6 @@ jobs:
       if: ${{ ! inputs.it_mode }}
       run: |
           WORKDIR=${{ runner.temp }}/serverless-workflows
-          git config --global user.email "${{ github.event.head_commit.author.email || '[email protected]' }}"
-          git config --global user.name ${{ github.event.head_commit.author.name || github.triggering_actor }}
-          gh repo clone $WF_CONFIG_REPO config-repo
-          cd config-repo
-          git switch -c ${{ inputs.workflow_id }}-autopr-$RANDOM
-
-          ./hack/bump_chart_version.sh ${{ inputs.workflow_id }} --bump-tag-version
-
-          mkdir -p charts/${{ inputs.workflow_id }}/templates
-          cp ${WORKDIR}/${{ inputs.workflow_id }}/manifests/* charts/${{ inputs.workflow_id }}/templates
-          git add -A
 
           # determine pr or commit url
           if [ ${{ fromJSON(steps.get_pr_data.outputs.result)}} != "" ]; then
@@ -131,13 +120,14 @@ jobs:
             PR_OR_COMMIT_URL="https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}"
           fi
 
-          git commit -m "(${{ inputs.workflow_id }}) Automated PR"
-          echo "Automated PR from $PR_OR_COMMIT_URL" | git commit --amend --file=-
-          git remote set-url origin https://${{ env.GH_TOKEN }}@github.com/$WF_CONFIG_REPO
-          git push origin HEAD
-          gh pr create -f --title "${{ inputs.workflow_id }}: Automatic manifests generation" \
-            --body "
-          Updating generated manifests for ${{ inputs.workflow_id }} workflow
-
-          This PR was created automatically as a result of merging $PR_OR_COMMIT_URL
-          "
+          sh scripts/create_or_update_automated_pr.sh $WF_CONFIG_REPO \
+            ${{ inputs.workflow_id }} \
+            ${PR_OR_COMMIT_URL} \
+            "" \
+            scripts/create_automated_pr.sh \
+            ${{ github.event.head_commit.author.email || '[email protected]' }} \
+            ${{ github.event.head_commit.author.name || github.triggering_actor }} \
+            $WORKDIR \
+            ${{ env.GH_TOKEN }} \
+            $WF_CONFIG_REPO
+

scripts/create_automated_m2k_kfunc_pr.sh

@@ -0,0 +1,34 @@
+#!/bin/bash 
+USER_EMAIL=$1
+USER_NAME=$2
+WORKDIR=$3
+WORKFLOW_ID=$4
+PR_OR_COMMIT_URL=$5
+GH_TOKEN=$6
+WF_CONFIG_REPO=$7
+INPUT_VALUES_FILEPATH=$8
+
+git config --global user.email "${USER_EMAIL}"
+git config --global user.name "${USER_NAME}"
+gh repo clone "${WF_CONFIG_REPO}" config-repo
+cd config-repo || exit
+git switch -c "${WORKFLOW_ID}"-autopr-"${RANDOM}"
+
+./../hack/bump_chart_version.sh "${WORKFLOW_ID}" --bump-tag-version
+
+cp "${INPUT_VALUES_FILEPATH}" charts/move2kube/values.yaml
+
+mkdir -p charts/"${WORKFLOW_ID}"/templates
+cp "${WORKDIR}"/"${WORKFLOW_ID}"/manifests/* charts/"${WORKFLOW_ID}"/templates
+git add -A
+
+git commit -m "(m2k-kfunc) Automated PR"
+echo "Automated PR from ${PR_OR_COMMIT_URL}" | git commit --amend --file=-
+git remote set-url origin https://"${GH_TOKEN}"@github.com/"${WF_CONFIG_REPO}"
+git push origin HEAD
+gh pr create -f --title "m2k-kfunc: Automatic manifests generation" \
+--body "
+Updating generated manifests for m2k-kfunc application
+
+This PR was created automatically as a result of merging ${PR_OR_COMMIT_URL}
+"

scripts/create_automated_pr.sh

@@ -0,0 +1,30 @@
+#!/bin/bash 
+USER_EMAIL=$1
+USER_NAME=$2
+WORKDIR=$3
+WORKFLOW_ID=$4
+PR_OR_COMMIT_URL=$5
+GH_TOKEN=$6
+WF_CONFIG_REPO=$7
+
+git config --global user.email "${USER_EMAIL}"
+git config --global user.name "${USER_NAME}"
+gh repo clone "${WF_CONFIG_REPO}" config-repo
+cd config-repo || exit
+git switch -c "${WORKFLOW_ID}"-autopr-"${RANDOM}"
+
+./../hack/bump_chart_version.sh "${WORKFLOW_ID}" --bump-tag-version
+mkdir -p charts/"${WORKFLOW_ID}"/templates
+cp "${WORKDIR}"/"${WORKFLOW_ID}"/manifests/* charts/"${WORKFLOW_ID}"/templates
+git add -A
+
+git commit -m "(${WORKFLOW_ID}) Automated PR"
+echo "Automated PR from $PR_OR_COMMIT_URL" | git commit --amend --file=-
+git remote set-url origin https://"${GH_TOKEN}"@github.com/"${WF_CONFIG_REPO}"
+git push origin HEAD
+gh pr create -f --title "${WORKFLOW_ID}: Automatic manifests generation" \
+--body "
+Updating generated manifests for ${WORKFLOW_ID} workflow
+
+This PR was created automatically as a result of merging ${PR_OR_COMMIT_URL}
+"

scripts/create_or_update_automated_pr.sh

@@ -0,0 +1,67 @@
+#!/bin/bash
+
+# Set repository (update with your repo)
+REPO=$1
+WORKFLOW_ID=$2
+PR_OR_COMMIT_URL=$3
+INPUT_VALUES_FILEPATH=$4
+
+CREATE_PR_SCRIPT=$5
+USER_EMAIL=$6
+USER_NAME=$7
+WORKDIR=$8
+GH_TOKEN=$9
+WF_CONFIG_REPO=${10}
+
+# Get all open PRs for the repository
+prs=$(gh pr list --repo "${REPO}" --json number --jq '.[].number')
+
+# Loop through each PR and check for the version in Chart.yaml
+for pr in $prs; do
+    echo "Checking PR #$pr..."
+
+    # Fetch the list of changed files for the PR
+    files=$(gh pr diff "$pr" --name-only --repo "${REPO}")
+
+    # Check if Chart.yaml is in the list of changed files
+    if echo "$files" | grep -q "charts/${WORKFLOW_ID}/Chart.yaml"; then
+        echo "Chart.yaml found in PR #${pr}"
+
+        # Get the contents of the Chart.yaml file from the PR
+        chart_content=$(gh pr diff "$pr" --repo "${REPO}" -- "charts/${WORKFLOW_ID}/Chart.yaml")
+
+        # Check if the content has a version entry
+        if echo "$chart_content" | grep -q "^version: .*"; then
+            # Get the PR details (branch)
+            pr_branch=$(gh pr view "$pr" --repo "$REPO" --json headRefName --jq '.headRefName')
+
+            # Checkout the PR branch
+            git fetch origin "$pr_branch"
+            git checkout "$pr_branch"
+
+            # Create the new file
+            cp "${WORKDIR}/${WORKFLOW_ID}/manifests/*" "charts/${WORKFLOW_ID}/templates"
+            if [ "${INPUT_VALUES_FILEPATH}" != "" ]; then
+                cp "${INPUT_VALUES_FILEPATH}" "charts/${WORKFLOW_ID}/values.yaml"
+            fi
+            git add -A
+
+            git commit -m "(${WORKFLOW_ID}) Automated PR"
+            echo "Automated PR from $PR_OR_COMMIT_URL" | git commit --amend --file=-
+
+            git push origin "$pr_branch"
+
+            echo "Changes pushed to PR #$pr on branch $pr_branch"
+
+            exit 0
+        fi
+    fi
+done
+
+sh "${CREATE_PR_SCRIPT}" "${USER_EMAIL}" \
+           "${USER_NAME}" \
+           "${WORKDIR}" \
+           "${WORKFLOW_ID}" \
+           "${PR_OR_COMMIT_URL}" \
+           "${GH_TOKEN}" \
+           "${WF_CONFIG_REPO}"