workflows: fix and cleanup permissions (#3797)

Author: IvanGoncharov

.github/workflows/ci.yml

@@ -1,11 +1,12 @@
 name: CI
 on: workflow_call
-permissions:
-  contents: read
+permissions: {}
 jobs:
   lint:
     name: Lint source files
     runs-on: ubuntu-latest
+    permissions:
+      contents: read # for actions/checkout
     steps:
       - name: Checkout repo
         uses: actions/checkout@v3
@@ -41,6 +42,8 @@ jobs:
   checkForCommonlyIgnoredFiles:
     name: Check for commonly ignored files
     runs-on: ubuntu-latest
+    permissions:
+      contents: read # for actions/checkout
     steps:
       - name: Checkout repo
         uses: actions/checkout@v3
@@ -64,6 +67,8 @@ jobs:
   checkPackageLock:
     name: Check health of package-lock.json file
     runs-on: ubuntu-latest
+    permissions:
+      contents: read # for actions/checkout
     steps:
       - name: Checkout repo
         uses: actions/checkout@v3
@@ -92,6 +97,8 @@ jobs:
   integrationTests:
     name: Run integration tests
     runs-on: ubuntu-latest
+    permissions:
+      contents: read # for actions/checkout
     steps:
       - name: Checkout repo
         uses: actions/checkout@v3
@@ -114,6 +121,8 @@ jobs:
   fuzz:
     name: Run fuzzing tests
     runs-on: ubuntu-latest
+    permissions:
+      contents: read # for actions/checkout
     steps:
       - name: Checkout repo
         uses: actions/checkout@v3
@@ -138,6 +147,8 @@ jobs:
     strategy:
       matrix:
         node_version_to_setup: [14, 16, 18]
+    permissions:
+      contents: read # for actions/checkout
     steps:
       - name: Checkout repo
         uses: actions/checkout@v3
@@ -160,7 +171,7 @@ jobs:
     name: Run CodeQL security scan
     runs-on: ubuntu-latest
     permissions:
-      contents: read
+      contents: read # for actions/checkout
       security-events: write
     steps:
       - name: Checkout repo
@@ -179,6 +190,8 @@ jobs:
   build-npm-dist:
     name: Build 'npmDist' artifact
     runs-on: ubuntu-latest
+    permissions:
+      contents: read # for actions/checkout
     steps:
       - name: Checkout repo
         uses: actions/checkout@v3
@@ -206,6 +219,8 @@ jobs:
   build-deno-dist:
     name: Build 'denoDist' artifact
     runs-on: ubuntu-latest
+    permissions:
+      contents: read # for actions/checkout
     steps:
       - name: Checkout repo
         uses: actions/checkout@v3
@@ -233,6 +248,8 @@ jobs:
   build-website-dist:
     name: Build website
     runs-on: ubuntu-latest
+    permissions:
+      contents: read # for actions/checkout
     steps:
       - name: Checkout repo
         uses: actions/checkout@v3

.github/workflows/cmd-publish-pr-on-npm.yml

@@ -10,11 +10,12 @@ on:
       npm_canary_pr_publish_token:
         description: NPM token to publish canary release.
         required: true
-permissions:
-  contents: read
+permissions: {}
 jobs:
   build-npm-dist:
     runs-on: ubuntu-latest
+    permissions:
+      contents: read # for actions/checkout
     steps:
       - name: Checkout repo
         uses: actions/checkout@v3
@@ -45,6 +46,8 @@ jobs:
     name: Publish Canary
     environment: canary-pr-npm
     needs: [build-npm-dist]
+    permissions:
+      contents: read # for actions/checkout
     steps:
       - name: Checkout repo
         uses: actions/checkout@v3

.github/workflows/cmd-run-benchmark.yml

@@ -6,13 +6,14 @@ on:
         description: String that contain JSON payload for `pull_request` event.
         required: true
         type: string
-permissions:
-  contents: read # for checkout
-  actions: read # to list workflow runs
+permissions: {}
 jobs:
   benchmark:
     name: Run benchmark
     runs-on: ubuntu-latest
+    permissions:
+      contents: read # for actions/checkout
+      actions: read # to list workflow runs
     steps:
       - name: Checkout repo
         uses: actions/checkout@v3

.github/workflows/deploy-artifact-as-branch.yml

@@ -21,12 +21,12 @@ on:
 permissions: {}
 jobs:
   deploy-artifact-as-branch:
-    permissions:
-      contents: write # to push branch
     environment:
       name: ${{ inputs.environment }}
       url: ${{ github.server_url }}/${{ github.repository }}/tree/${{ inputs.target_branch }}
     runs-on: ubuntu-latest
+    permissions:
+      contents: write # for actions/checkout and to push branch
     steps:
       - name: Checkout `${{ inputs.target_branch }}` branch
         uses: actions/checkout@v3

.github/workflows/github-actions-bot.yml

@@ -24,12 +24,11 @@ env:
 permissions: {}
 jobs:
   hello-message:
+    if: github.event_name == 'workflow_run'
+    runs-on: ubuntu-latest
     permissions:
       actions: read # to download event.json
       pull-requests: write # to add comment to pull request
-
-    if: github.event_name == 'workflow_run'
-    runs-on: ubuntu-latest
     steps:
       - name: Download event.json
         run: gh run download "$WORKFLOW_ID" --repo "$REPO" --name event.json
@@ -54,14 +53,13 @@ jobs:
             })
 
   accept-cmd:
-    permissions:
-      pull-requests: write # to add comment to pull request
-
     if: |
       github.event_name == 'issue_comment' &&
       github.event.issue.pull_request &&
       startsWith(github.event.comment.body, '@github-actions ')
     runs-on: ubuntu-latest
+    permissions:
+      pull-requests: write # to add comment to pull request
     outputs:
       cmd: ${{ steps.parse-cmd.outputs.cmd }}
       pull_request_json: ${{ steps.parse-cmd.outputs.pull_request_json }}
@@ -90,7 +88,7 @@ jobs:
     needs: [accept-cmd]
     if: needs.accept-cmd.outputs.cmd == 'publish-pr-on-npm'
     permissions:
-      contents: read
+      contents: read # for actions/checkout
     uses: ./.github/workflows/cmd-publish-pr-on-npm.yml
     with:
       pull_request_json: ${{ needs.accept-cmd.outputs.pull_request_json }}
@@ -101,22 +99,21 @@ jobs:
     needs: [accept-cmd]
     if: needs.accept-cmd.outputs.cmd == 'run-benchmark'
     permissions:
-      contents: read # for checkout
+      contents: read # for actions/checkout
       actions: read # to list workflow runs
     uses: ./.github/workflows/cmd-run-benchmark.yml
     with:
       pull_request_json: ${{ needs.accept-cmd.outputs.pull_request_json }}
 
   respond-to-cmd:
-    permissions:
-      pull-requests: write # to add comment to pull request
-
     needs:
       - accept-cmd
       - cmd-publish-pr-on-npm
       - cmd-run-benchmark
     if: needs.accept-cmd.result != 'skipped' && always()
     runs-on: ubuntu-latest
+    permissions:
+      pull-requests: write # to add comment to pull request
     steps:
       - uses: actions/download-artifact@v3
         with:

.github/workflows/mutation-testing.yml

@@ -3,14 +3,13 @@ on:
   workflow_dispatch:
   schedule:
     - cron: '0 0 * * *' # run once every day at 00:00 UTC
-
-permissions:
-  contents: read # to fetch code (actions/checkout)
-
+permissions: {}
 jobs:
   lint:
     name: Run mutation testing
     runs-on: ubuntu-latest
+    permissions:
+      contents: read # for actions/checkout
     steps:
       - name: Checkout repo
         uses: actions/checkout@v3

.github/workflows/pull_request.yml

@@ -1,12 +1,17 @@
 name: PullRequest
 on: pull_request
+permissions: {}
 jobs:
   ci:
+    permissions:
+      contents: read # for actions/checkout
     uses: ./.github/workflows/ci.yml
 
   dependency-review:
     name: Security check of added dependencies
     runs-on: ubuntu-latest
+    permissions:
+      contents: read # for actions/checkout
     steps:
       - name: Checkout repo
         uses: actions/checkout@v3
@@ -19,6 +24,8 @@ jobs:
   diff-npm-package:
     name: Diff content of NPM package
     runs-on: ubuntu-latest
+    permissions:
+      contents: read # for actions/checkout
     steps:
       - name: Checkout repo
         uses: actions/checkout@v3

.github/workflows/pull_request_opened.yml

@@ -2,6 +2,7 @@ name: PullRequestOpened
 on:
   pull_request:
     types: [opened]
+permissions: {}
 jobs:
   save-github-event:
     name: "Save `github.event` as an artifact to use in subsequent 'workflow_run' actions"

.github/workflows/push.yml

@@ -3,11 +3,16 @@ on: push
 permissions: {}
 jobs:
   ci:
+    permissions:
+      contents: read # for actions/checkout
+      security-events: write
     uses: ./.github/workflows/ci.yml
   deploy-to-npm-branch:
     name: Deploy to `npm` branch
     needs: ci
     if: github.ref == 'refs/heads/main'
+    permissions:
+      contents: write # for actions/checkout and to push branch
     uses: ./.github/workflows/deploy-artifact-as-branch.yml
     with:
       environment: npm-branch
@@ -19,6 +24,8 @@ jobs:
     name: Deploy to `deno` branch
     needs: ci
     if: github.ref == 'refs/heads/main'
+    permissions:
+      contents: write # for actions/checkout and to push branch
     uses: ./.github/workflows/deploy-artifact-as-branch.yml
     with:
       environment: deno-branch