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llvm-premerge-checks/scripts/buildkite/build_branch_pipeline.py

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#!/usr/bin/env python3
# Copyright 2020 Google LLC
#
# Licensed under the the Apache License v2.0 with LLVM Exceptions (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://llvm.org/LICENSE.txt
#
# 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.
import json
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import os
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import yaml
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if __name__ == '__main__':
scripts_branch = os.getenv("scripts_branch", "master")
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queue_prefix = os.getenv("ph_queue_prefix", "")
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diff_id = os.getenv("ph_buildable_diff", "")
no_cache = os.getenv('ph_no_cache') is not None
filter_output = '--filter-output' if os.getenv('ph_no_filter_output') is None else ''
projects = os.getenv('ph_projects', 'detect')
log_level = os.getenv('ph_log_level', 'WARNING')
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steps = []
linux_agents = {'queue': f'{queue_prefix}linux'}
t = os.getenv('ph_linux_agents')
if t is not None:
linux_agents = json.loads(t)
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linux_buld_step = {
'label': ':linux: build and test linux',
'key': 'linux',
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'commands': [
'set -euo pipefail',
'ccache --clear' if no_cache else '',
'ccache --zero-stats',
'ccache --show-config',
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'mkdir -p artifacts',
'dpkg -l >> artifacts/packages.txt',
'export SRC=${BUILDKITE_BUILD_PATH}/llvm-premerge-checks',
'rm -rf ${SRC}',
f'git clone --depth 1 --branch {scripts_branch} https://github.com/google/llvm-premerge-checks.git '
'${SRC}',
'echo "llvm-premerge-checks commit"',
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'git --git-dir ${SRC}/.git rev-parse HEAD',
'set +e',
# Add link in review to the build.
'${SRC}/scripts/phabtalk/add_url_artifact.py '
'--phid="$ph_target_phid" '
'--url="$BUILDKITE_BUILD_URL" '
'--name="Buildkite build"',
'${SRC}/scripts/premerge_checks.py --check-clang-format --check-clang-tidy '
f'--projects="{projects}" --log-level={log_level} {filter_output}',
'EXIT_STATUS=\\$?',
'echo "--- ccache stats"',
'ccache --print-stats',
'ccache --show-stats',
'exit \\$EXIT_STATUS',
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],
'artifact_paths': ['artifacts/**/*', '*_result.json'],
'agents': linux_agents,
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'timeout_in_minutes': 120,
'retry': {'automatic': [
{'exit_status': -1, 'limit': 2}, # Agent lost
{'exit_status': 255, 'limit': 2}, # Forced agent shutdown
]},
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}
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clear_sccache = 'powershell -command "sccache --stop-server; echo \\$env:SCCACHE_DIR; ' \
'Remove-Item -Recurse -Force -ErrorAction Ignore \\$env:SCCACHE_DIR; ' \
'sccache --start-server"'
win_agents = {'queue': f'{queue_prefix}windows'}
t = os.getenv('ph_windows_agents')
if t is not None:
win_agents = json.loads(t)
windows_buld_step = {
'label': ':windows: build and test windows',
'key': 'windows',
'commands': [
clear_sccache if no_cache else '',
'sccache --zero-stats',
'set SRC=%BUILDKITE_BUILD_PATH%/llvm-premerge-checks',
'rm -rf %SRC%',
f'git clone --depth 1 --branch {scripts_branch} https://github.com/google/llvm-premerge-checks.git %SRC%',
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'echo llvm-premerge-checks commit:',
'git --git-dir %SRC%/.git rev-parse HEAD',
'powershell -command "'
f'%SRC%/scripts/premerge_checks.py --projects=\'{projects}\' --log-level={log_level} {filter_output}; '
'\\$exit=\\$?;'
'sccache --show-stats;'
'if (\\$exit) {'
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' echo success;'
' exit 0; } '
'else {'
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' echo failure;'
' exit 1;'
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'}"',
],
'artifact_paths': ['artifacts/**/*', '*_result.json'],
'agents': win_agents,
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'timeout_in_minutes': 120,
'retry': {'automatic': [
{'exit_status': -1, 'limit': 2}, # Agent lost
{'exit_status': 255, 'limit': 2}, # Forced agent shutdown
]},
}
deps = []
if os.getenv('ph_skip_linux') is None:
steps.append(linux_buld_step)
deps.append(linux_buld_step['key'])
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# TODO: temporary disable windows step
# if os.getenv('ph_skip_windows') is None:
# steps.append(windows_buld_step)
# deps.append(windows_buld_step['key'])
report_step = {
'label': ':spiral_note_pad: report',
'depends_on': deps,
'commands': [
'mkdir -p artifacts',
'buildkite-agent artifact download "*_result.json" .',
'export SRC=${BUILDKITE_BUILD_PATH}/llvm-premerge-checks',
'rm -rf ${SRC}',
f'git clone --depth 1 --branch {scripts_branch} https://github.com/google/llvm-premerge-checks.git '
'${SRC}',
'${SRC}/scripts/buildkite/summary.py',
],
'allow_dependency_failure': True,
'artifact_paths': ['artifacts/**/*'],
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'agents': {'queue': f'{queue_prefix}linux'},
'timeout_in_minutes': 10,
}
steps.append(report_step)
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print(yaml.dump({'steps': steps}))