Enable CodeQL static code scanner

.github/workflows/codeql.yml

@@ -0,0 +1,101 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+name: "CodeQL"
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+  schedule:
+    - cron: '27 11 * * 6'
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: 'ubuntu-latest'
+    timeout-minutes: 360
+    permissions:
+      # required for all workflows
+      security-events: write
+
+      # only required for workflows in private repositories
+      actions: read
+      contents: read
+
+    strategy:
+      fail-fast: false
+      matrix:
+        language: [ 'c-cpp', 'java-kotlin', 'python' ]
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4
+
+    - name: Detect changed files
+      id: changes
+      uses: apache/pulsar-test-infra/paths-filter@master
+      with:
+        filters: .github/changes-filter.yaml
+        list-files: csv
+
+    - name: Check changed files
+      id: check_changes
+      run: |
+        echo "docs_only=${{ fromJSON(steps.changes.outputs.all_count) == fromJSON(steps.changes.outputs.docs_count) && fromJSON(steps.changes.outputs.docs_count) > 0 }}" >> $GITHUB_OUTPUT
+
+    - name: Cache local Maven repository
+      if: steps.check_changes.outputs.docs_only != 'true'
+      id: cache
+      uses: actions/cache@v3
+      with:
+        path: |
+          ~/.m2/repository/*/*/*
+          !~/.m2/repository/org/apache/bookkeeper
+          !~/.m2/repository/org/apache/distributedlog
+        key: ${{ runner.os }}-bookkeeper-all-${{ hashFiles('**/pom.xml') }}
+
+    # Initializes the CodeQL tools for scanning.
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v3
+      with:
+        languages: ${{ matrix.language }}
+
+    - name: Set up JDK 11
+      if: steps.check_changes.outputs.docs_only != 'true'
+      uses: actions/setup-java@v2
+      with:
+        distribution: 'temurin'
+        java-version: 11
+
+    - name: Set up Maven
+      uses: apache/pulsar-test-infra/setup-maven@master
+      with:
+        maven-version: 3.8.7
+
+    - name: Validate pull request
+      if: steps.check_changes.outputs.docs_only != 'true'
+      run: |
+        mvn -T 1C -B -nsu clean install -Ddistributedlog -DskipTests -Dorg.slf4j.simpleLogger.defaultLogLevel=INFO
+
+    - name: Perform CodeQL Analysis
+      if: steps.check_changes.outputs.docs_only != 'true'
+      uses: github/codeql-action/analyze@v3
+      with:
+        category: "/language:${{matrix.language}}"