Client fault tolerant connection

.clang-tidy

@@ -142,6 +142,7 @@ Checks: '-*,
     clang-analyzer-cplusplus.PlacementNewChecker,
     clang-analyzer-cplusplus.SelfAssignment,
     clang-analyzer-deadcode.DeadStores,
+    clang-analyzer-cplusplus.Move,
     clang-analyzer-optin.cplusplus.VirtualCall,
     clang-analyzer-security.insecureAPI.UncheckedReturn,
     clang-analyzer-security.insecureAPI.bcmp,

.gitattributes

@@ -1,4 +1,2 @@
 contrib/* linguist-vendored
 *.h linguist-language=C++
-# to avoid frequent conflicts
-tests/queries/0_stateless/arcadia_skip_list.txt text merge=union

.github/CODEOWNERS

@@ -1,3 +1 @@
-docs/* @ClickHouse/docs
-docs/zh/* @ClickHouse/docs-zh
-website/* @ClickHouse/docs
+

.github/PULL_REQUEST_TEMPLATE.md

@@ -13,13 +13,4 @@ Changelog entry (a user-readable short description of the changes that goes to C
 ...
 
 
-Detailed description / Documentation draft:
-...
-
-
-> By adding documentation, you'll allow users to try your new feature immediately, not when someone else will have time to document it later. Documentation is necessary for all features that affect user experience in any way. You can add brief documentation draft above, or add documentation right into your patch as Markdown files in [docs](https://github.com/ClickHouse/ClickHouse/tree/master/docs) folder.
-
-> If you are doing this for the first time, it's recommended to read the lightweight [Contributing to ClickHouse Documentation](https://github.com/ClickHouse/ClickHouse/tree/master/docs/README.md) guide first.
-
-
 > Information about CI checks: https://clickhouse.tech/docs/en/development/continuous-integration/

.github/actionlint.yml

@@ -0,0 +1,9 @@
+self-hosted-runner:
+  labels:
+    - builder
+    - func-tester
+    - func-tester-aarch64
+    - fuzzer-unit-tester
+    - stress-tester
+    - style-checker
+    - style-checker-aarch64

.github/workflows/anchore-analysis.yml

@@ -8,6 +8,10 @@
 
 name: Docker Container Scan (clickhouse-server)
 
+env:
+  # Force the stdout and stderr streams to be unbuffered
+  PYTHONUNBUFFERED: 1
+
 "on":
   pull_request:
     paths:

.github/workflows/backport.yml

@@ -0,0 +1,43 @@
+name: CherryPick
+
+env:
+  # Force the stdout and stderr streams to be unbuffered
+  PYTHONUNBUFFERED: 1
+
+concurrency:
+  group: cherry-pick
+on: # yamllint disable-line rule:truthy
+  schedule:
+    - cron: '0 */3 * * *'
+jobs:
+  CherryPick:
+    runs-on: [self-hosted, style-checker]
+    steps:
+      - name: Set envs
+        # https://docs.github.com/en/actions/learn-github-actions/workflow-commands-for-github-actions#multiline-strings
+        run: |
+          cat >> "$GITHUB_ENV" << 'EOF'
+          TEMP_PATH=${{runner.temp}}/cherry_pick
+          ROBOT_CLICKHOUSE_SSH_KEY<<RCSK
+          ${{secrets.ROBOT_CLICKHOUSE_SSH_KEY}}
+          RCSK
+          REPO_OWNER=ClickHouse
+          REPO_NAME=ClickHouse
+          REPO_TEAM=core
+          EOF
+      - name: Check out repository code
+        uses: actions/checkout@v2
+        with:
+          token: ${{secrets.ROBOT_CLICKHOUSE_COMMIT_TOKEN}}
+          fetch-depth: 0
+      - name: Cherry pick
+        run: |
+          sudo pip install GitPython
+          cd "$GITHUB_WORKSPACE/tests/ci"
+          python3 cherry_pick.py
+      - name: Cleanup
+        if: always()
+        run: |
+          docker kill "$(docker ps -q)" ||:
+          docker rm -f "$(docker ps -a -q)" ||:
+          sudo rm -fr "$TEMP_PATH"