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75 lines
2.9 KiB
Python
Executable File
75 lines
2.9 KiB
Python
Executable File
#!/usr/bin/env python3
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import argparse
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import os
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import subprocess
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import sys
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if False:
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from typing import Set
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ZULIP_PATH = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
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sys.path.append(ZULIP_PATH)
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from scripts.lib.zulip_tools import DEPLOYMENTS_DIR, get_recent_deployments, \
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may_be_perform_purging, TIMESTAMP_FORMAT
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def parse_args():
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# type: () -> argparse.Namespace
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parser = argparse.ArgumentParser(
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description="This script can be used for cleaning old unused deployments.",
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epilog="Orphaned/unused caches older than threshold days will be automatically "
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"examined and removed.")
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parser.add_argument(
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"--threshold", dest="threshold_days", type=int, default=14,
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nargs="?", metavar="<days>", help="Deployments older than "
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"threshold days will be deleted. (defaults to 14)")
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parser.add_argument(
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"--dry-run", dest="dry_run", action="store_true",
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help="If specified then script will only print the deployments and "
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"caches that it will delete/keep back. It will not delete anything.")
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parser.add_argument(
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"--verbose", dest="verbose", action="store_true",
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help="If specified then script will print a detailed report "
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"of what is going on.")
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args = parser.parse_args()
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args.verbose |= args.dry_run # Always print a detailed report in case of dry run.
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return args
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def get_deployments_to_be_purged(recent_deployments):
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# type: (Set[str]) -> Set[str]
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all_deployments = set([os.path.join(DEPLOYMENTS_DIR, deployment)
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for deployment in os.listdir(DEPLOYMENTS_DIR)])
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deployments_to_purge = set()
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for deployment in all_deployments:
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# Deployments whose name is not in the format of a timestamp are
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# always included in the recent_deployments and are not deleted.
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if not os.path.isdir(deployment):
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# Skip things like uwsgi sockets.
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continue
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if not os.path.exists(os.path.join(deployment, "zerver")):
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# Skip things like "lock" that aren't actually a deployment directory
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continue
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if deployment not in recent_deployments:
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deployments_to_purge.add(deployment)
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return deployments_to_purge
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def main():
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# type: () -> None
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args = parse_args()
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deployments_to_keep = get_recent_deployments(args.threshold_days)
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deployments_to_purge = get_deployments_to_be_purged(deployments_to_keep)
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may_be_perform_purging(
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deployments_to_purge, deployments_to_keep, "deployment", args.dry_run, args.verbose)
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if not args.dry_run:
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print("Deployments cleaned successfully...")
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print("Cleaning orphaned/unused caches...")
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# Call 'clean-unused-caches' script to clean any orphaned/unused caches.
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subprocess.check_call([os.path.join(ZULIP_PATH, "scripts/lib/clean-unused-caches")] + sys.argv[1:])
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print("Done!")
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if __name__ == "__main__":
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main()
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