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ops: Improve check-changed (ethereum-optimism#4527)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| venv |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,126 @@ | ||
| import logging.config | ||
| import os | ||
| import re | ||
| import subprocess | ||
| import sys | ||
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| from github import Github | ||
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| WHITELISTED_BRANCHES = { | ||
| 'master', | ||
| 'develop' | ||
| } | ||
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| LOGGING_CONFIG = { | ||
| 'version': 1, | ||
| 'disable_existing_loggers': True, | ||
| 'formatters': { | ||
| 'standard': { | ||
| 'format': '%(asctime)s [%(levelname)s]: %(message)s' | ||
| }, | ||
| }, | ||
| 'handlers': { | ||
| 'default': { | ||
| 'level': 'INFO', | ||
| 'formatter': 'standard', | ||
| 'class': 'logging.StreamHandler', | ||
| 'stream': 'ext://sys.stderr' | ||
| }, | ||
| }, | ||
| 'loggers': { | ||
| '': { | ||
| 'handlers': ['default'], | ||
| 'level': 'INFO', | ||
| 'propagate': False | ||
| }, | ||
| } | ||
| } | ||
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| logging.config.dictConfig(LOGGING_CONFIG) | ||
| log = logging.getLogger(__name__) | ||
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| def main(): | ||
| patterns = sys.argv[1].split(',') | ||
| patterns.append(r'^\.circleci/\.*') | ||
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| fp = os.path.realpath(__file__) | ||
| monorepo_path = os.path.realpath(os.path.join(fp, '..', '..')) | ||
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| log.info('Discovered monorepo path: %s', monorepo_path) | ||
| current_branch = git_cmd('rev-parse --abbrev-ref HEAD', monorepo_path) | ||
| log.info('Current branch: %s', current_branch) | ||
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| if current_branch in WHITELISTED_BRANCHES: | ||
| log.info('Current branch %s is whitelisted, triggering build', current_branch) | ||
| exit_build() | ||
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| pr_urls = os.getenv('CIRCLE_PULL_REQUESTS', None) | ||
| pr_urls = pr_urls.split(',') if pr_urls else [] | ||
| if len(pr_urls) == 0: | ||
| log.info('Not a PR build, skipping build') | ||
| exit_nobuild() | ||
| if len(pr_urls) > 1: | ||
| log.warning('Multiple PR URLs found, choosing the first one. PRs found:') | ||
| for url in pr_urls: | ||
| log.warning(url) | ||
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| gh_token = os.getenv('GITHUB_ACCESS_TOKEN') | ||
| if gh_token is None: | ||
| log.info('No GitHub access token found - likely a fork. Triggering build') | ||
| exit_build() | ||
|
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| g = Github(gh_token) | ||
| try: | ||
| g.get_user() | ||
| repo = g.get_repo(os.getenv('CIRCLE_PROJECT_USERNAME') + '/' + os.getenv('CIRCLE_PROJECT_REPONAME')) | ||
| except Exception: | ||
| log.exception('Failed to get repo from GitHub') | ||
| exit_build() | ||
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| pr = repo.get_pull(int(pr_urls[0].split('/')[-1])) | ||
| log.info('Found PR: %s', pr.url) | ||
|
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| base_sha = pr.base.sha | ||
| head_sha = pr.head.sha | ||
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| diffs = git_cmd('diff --name-only {}...{}'.format(base_sha, head_sha), monorepo_path).split('\n') | ||
| log.info('Found diff. Checking for matches...') | ||
| for diff in diffs: | ||
| if match_path(diff, patterns): | ||
| log.info('Match found, triggering build') | ||
| exit_build() | ||
| else: | ||
| log.info('❌ no match found on %s', diff) | ||
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| log.info('No matches found, skipping build') | ||
| exit_nobuild() | ||
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| def git_cmd(cmd, cwd): | ||
| return subprocess.check_output(['git'] + cmd.split(' '), cwd=cwd).decode('utf-8').strip() | ||
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| def match_path(path, patterns): | ||
| for pattern in patterns: | ||
| if re.search(pattern, path): | ||
| log.info('✅ match found on %s: %s', path, pattern) | ||
| return True | ||
| return False | ||
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| def exit_build(): | ||
| sys.exit(0) | ||
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| def exit_nobuild(): | ||
| subprocess.check_call(['circleci', 'step', 'halt']) | ||
| sys.exit(0) | ||
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| if __name__ == '__main__': | ||
| try: | ||
| main() | ||
| except Exception: | ||
| log.exception('Unhandled exception, triggering build') | ||
| exit_build() |
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