ci: move dependabot updating process to Gtihub Actions (solana-labs#1466

)

* add dependabot-pr Github Actions

* move updating dependabot pr process to Github Actions

* update user.email and user.name to dependabot itself

* only add for cargo.lock

* don't push anything if nothing to update

.github/workflows/dependabot-pr.yml

@@ -0,0 +1,48 @@
+name: Dependabot PR
+
+on:
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  dependabot:
+    timeout-minutes: 10
+    runs-on: ubuntu-latest
+    if: github.triggering_actor == 'dependabot[bot]'
+    steps:
+      - name: checkout
+        uses: actions/checkout@v4
+        with:
+          ref: ${{ github.event.pull_request.head.ref }}
+          token: ${{ secrets.PAT }}
+
+      - name: update code
+        run: |
+          input="${{ github.event.pull_request.title }}"
+
+          regex="[Bb]ump (.*) from (.*) to (.*)"
+          if [[ ! "$input" =~ $regex ]]; then
+            echo "unexpected pattern"
+            exit 1
+          fi
+
+          crate_name="${BASH_REMATCH[1]}"
+          old_version="${BASH_REMATCH[2]}"
+          new_version="${BASH_REMATCH[3]}"
+          echo "crate_name: $crate_name, old_version: $old_version, new_version: $new_version"
+
+          ./scripts/cargo-for-all-lock-files.sh -- update -p $crate_name:$old_version --precise $new_version
+          ./scripts/cargo-for-all-lock-files.sh -- tree
+
+      - name: push
+        run: |
+          if [ -z "$(git status --porcelain)" ]; then
+            echo "✅ Nothing to update"
+          else
+            git config user.email "49699333+dependabot[bot]@users.noreply.github.com"
+            git config user.name "dependabot[bot]"
+            git add **/Cargo.lock
+            git commit -am "update all Cargo files"
+            git push
+          fi

ci/buildkite-pipeline-in-disk.sh

@@ -309,10 +309,6 @@ if [[ $BUILDKITE_BRANCH =~ ^pull ]]; then
   annotate --style info --context pr-backlink \
     "Github Pull Request: https://github.com/anza-xyz/agave/$BUILDKITE_BRANCH"
 
-  if [[ $GITHUB_USER = "dependabot[bot]" ]]; then
-    command_step dependabot "ci/dependabot-pr.sh" 5
-    wait_step
-  fi
   pull_or_push_steps
   exit 0
 fi

ci/buildkite-pipeline.sh

@@ -336,10 +336,6 @@ if [[ $BUILDKITE_BRANCH =~ ^pull ]]; then
   annotate --style info --context pr-backlink \
     "Github Pull Request: https://github.com/anza-xyz/agave/$BUILDKITE_BRANCH"
 
-  if [[ $GITHUB_USER = "dependabot[bot]" ]]; then
-    command_step dependabot "ci/dependabot-pr.sh" 5
-    wait_step
-  fi
   pull_or_push_steps
   exit 0
 fi

ci/buildkite-solana-private.sh

@@ -289,10 +289,6 @@ if [[ $BUILDKITE_BRANCH =~ ^pull ]]; then
   annotate --style info --context pr-backlink \
     "Github Pull Request: https://github.com/anza-xyz/agave/$BUILDKITE_BRANCH"
 
-  if [[ $GITHUB_USER = "dependabot[bot]" ]]; then
-    command_step dependabot "ci/dependabot-pr.sh" 5
-    wait_step
-  fi
   pull_or_push_steps
   exit 0
 fi