remove old automerge method (#22941)

Author: rachmari

.github/actions-scripts/enable-automerge.js

@@ -0,0 +1,39 @@
+import { getOctokit } from '@actions/github'
+const token = process.env.GITHUB_TOKEN
+const prNumber = process.env.AUTOMERGE_PR_NUMBER
+const github = getOctokit(token)
+
+main()
+async function main() {
+  const pull = await github.pulls.get({
+    ...context.repo,
+    pull_number: parseInt(prNumber),
+  })
+
+  const pullNodeId = pull.data.node_id
+  console.log(`Pull request GraphQL Node ID: ${pullNodeId}`)
+
+  const mutation = `mutation ($id: ID!) {
+    enablePullRequestAutoMerge(input: {
+      pullRequestId: $id,
+      mergeMethod: MERGE
+    }) {
+      clientMutationId
+    }
+  }`
+  const variables = {
+    id: pullNodeId,
+  }
+
+  const graph = await github.graphql(mutation, variables)
+  console.log('GraphQL mutation result:\n' + JSON.stringify(graph))
+
+  if (graph.errors && graph.errors.length > 0) {
+    console.error(
+      'ERROR! Failed to enable auto-merge:\n - ' +
+        graph.errors.map((error) => error.message).join('\n - ')
+    )
+  } else {
+    console.log('Auto-merge enabled!')
+  }
+}

.github/allowed-actions.js

@@ -26,7 +26,6 @@ export default [
   'juliangruber/find-pull-request-action@db875662766249c049b2dcd85293892d61cb0b51', // v1.5.0
   'juliangruber/read-file-action@e0a316da496006ffd19142f0fd594a1783f3b512',
   'lee-dohm/no-response@9bb0a4b5e6a45046f00353d5de7d90fb8bd773bb',
-  'pascalgn/automerge-action@c9bd1823770819dc8fb8a5db2d11a3a95fbe9b07', // v0.12.0
   'peter-evans/create-issue-from-file@b4f9ee0a9d4abbfc6986601d9b1a4f8f8e74c77e',
   'peter-evans/create-or-update-comment@5221bf4aa615e5c6e95bb142f9673a9c791be2cd',
   'peter-evans/create-pull-request@7380612b49221684fefa025244f2ef4008ae50ad', // v3.10.1

.github/workflows/automerge.yml

@@ -64,10 +64,16 @@ jobs:
             "Hello! The GitHub Enterprise Server release dates have changed.\n\n
             If CI passes, this PR will be auto-merged. :green_heart:\n\n
             If CI does not pass or other problems arise, contact #docs-engineering on slack.\n\nThis PR was 🤖-crafted by `.github/workflows/enterprise-dates.yml`. 🧶"
-          labels: automerge,autoupdate
+          labels: autoupdate
           branch: enterprise-server-dates-update
           delete-branch: true
 
+      - name: Enable GitHub auto-merge
+        if: ${{ steps.create-pull-request.outputs.pull-request-number }}
+        env:
+          AUTOMERGE_PR_NUMBER: ${{ steps.create-pull-request.outputs.pull-request-number }}
+        run: node .github/actions-scripts/enable-automerge.js
+
       - if: ${{ failure() && env.FREEZE != 'true' }}
         name: Delete remote branch (if previous steps failed)
         uses: dawidd6/action-delete-branch@47743101a121ad657031e6704086271ca81b1911

.github/workflows/enterprise-dates.yml

@@ -216,38 +216,9 @@ jobs:
 
       - name: Enable GitHub auto-merge
         if: ${{ steps.find-pull-request.outputs.number }}
-        uses: actions/github-script@2b34a689ec86a68d8ab9478298f91d5401337b7d
-        with:
-          github-token: ${{ secrets.OCTOMERGER_PAT_WITH_REPO_AND_WORKFLOW_SCOPE }}
-          script: |
-            const pull = await github.pulls.get({
-              ...context.repo,
-              pull_number: parseInt(${{ steps.find-pull-request.outputs.number }})
-            })
-
-            const pullNodeId = pull.data.node_id
-            console.log(`Pull request GraphQL Node ID: ${pullNodeId}`)
-
-            const mutation = `mutation ($id: ID!) {
-              enablePullRequestAutoMerge(input: {
-                pullRequestId: $id,
-                mergeMethod: MERGE
-              }) {
-                clientMutationId
-              }
-            }`
-            const variables = {
-              id: pullNodeId
-            }
-
-            const graph = await github.graphql(mutation, variables)
-            console.log('GraphQL mutation result:\n' + JSON.stringify(graph))
-
-            if (graph.errors && graph.errors.length > 0) {
-              console.error('ERROR! Failed to enable auto-merge:\n - ' + graph.errors.map(error => error.message).join('\n - '))
-            } else {
-              console.log('Auto-merge enabled!')
-            }
+        env:
+          AUTOMERGE_PR_NUMBER: ${{ steps.find-pull-request.outputs.number }}
+        run: node .github/actions-scripts/enable-automerge.js
 
       - name: Send Slack notification if workflow fails
         uses: someimportantcompany/github-actions-slack-message@f8d28715e7b8a4717047d23f48c39827cacad340

.github/workflows/repo-sync.yml

@@ -58,9 +58,15 @@ jobs:
             syncs up the GraphQL data in this repo.\n\n
             If CI passes, this PR will be auto-merged. :green_heart:\n\n
             If CI does not pass or other problems arise, contact #docs-engineering on slack."
-          labels: automerge,autoupdate
+          labels: autoupdate
           branch: graphql-schema-update
 
+      - name: Enable GitHub auto-merge
+        if: ${{ steps.create-pull-request.outputs.pull-request-number }}
+        env:
+          AUTOMERGE_PR_NUMBER: ${{ steps.create-pull-request.outputs.pull-request-number }}
+        run: node .github/actions-scripts/enable-automerge.js
+
       - if: ${{ failure() && env.FREEZE != 'true'}}
         name: Delete remote branch (if previous steps failed)
         uses: dawidd6/action-delete-branch@47743101a121ad657031e6704086271ca81b1911