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llvm-premerge-checks/scripts/pipeline_main.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.
# Script runs in checked out llvm-project directory.
from choose_projects import ChooseProjects
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from steps import generic_linux, generic_windows, from_shell_output, extend_steps_env, bazel
from typing import Dict
import git
import git_utils
import os
import yaml
steps_generators = [
'${BUILDKITE_BUILD_CHECKOUT_PATH}/.ci/generate-buildkite-pipeline-scheduled',
]
if __name__ == '__main__':
scripts_refspec = os.getenv("ph_scripts_refspec", "main")
no_cache = os.getenv('ph_no_cache') is not None
log_level = os.getenv('ph_log_level', 'WARNING')
notify_emails = list(filter(None, os.getenv('ph_notify_emails', '').split(',')))
# Syncing LLVM fork so any pipelines started from upstream llvm-project
# but then triggered a build on fork will observe the commit.
repo = git_utils.initLlvmFork(os.path.join(os.getenv('BUILDKITE_BUILD_PATH', ''), 'llvm-project-fork'))
git_utils.syncRemotes(repo, 'upstream', 'origin')
steps = []
env: Dict[str, str] = {}
for e in os.environ:
if e.startswith('ph_'):
env[e] = os.getenv(e, '')
repo = git.Repo('.')
cp = ChooseProjects(None)
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linux_projects = cp.get_all_enabled_projects('linux')
steps.extend(generic_linux(os.getenv('ph_projects', ';'.join(linux_projects)), check_diff=False))
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windows_projects = cp.get_all_enabled_projects('windows')
steps.extend(generic_windows(os.getenv('ph_projects', ';'.join(windows_projects))))
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steps.extend(bazel([], force=True))
if os.getenv('ph_skip_generated') is None:
# BUILDKITE_COMMIT might be an alias, e.g. "HEAD". Resolve it to make the build hermetic.
env['BUILDKITE_COMMIT'] = os.getenv('BUILDKITE_COMMIT')
if env['BUILDKITE_COMMIT'] == "HEAD":
env['BUILDKITE_COMMIT'] = repo.head.commit.hexsha
env['BUILDKITE_BRANCH'] = os.getenv('BUILDKITE_BRANCH')
env['BUILDKITE_MESSAGE'] = os.getenv('BUILDKITE_MESSAGE')
for gen in steps_generators:
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steps.extend(from_shell_output(gen, env=env))
notify = []
for e in notify_emails:
notify.append({'email': e})
extend_steps_env(steps, env)
print(yaml.dump({'steps': steps, 'notify': notify}))