mirror of
https://github.com/zulip/zulip.git
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104 lines
3.3 KiB
Python
Executable File
104 lines
3.3 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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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 import clean_unused_caches
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from scripts.lib.zulip_tools import (
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DEPLOYMENTS_DIR,
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get_recent_deployments,
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maybe_perform_purging,
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su_to_zulip,
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)
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LOCAL_GIT_CACHE_DIR = "/srv/zulip.git"
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def parse_args() -> 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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)
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parser.add_argument(
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"--threshold",
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dest="threshold_days",
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type=int,
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default=14,
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metavar="<days>",
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help="Deployments older than threshold days will be deleted. (defaults to 14)",
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)
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parser.add_argument(
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"--dry-run",
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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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)
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parser.add_argument(
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"--verbose",
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action="store_true",
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help="If specified then script will print a detailed report of what is going on.",
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)
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parser.add_argument(
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"--no-print-headings",
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dest="no_headings",
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action="store_true",
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help="If specified then script will not print headings for "
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"what will be deleted/kept back.",
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)
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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: Set[str]) -> Set[str]:
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all_deployments = {
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os.path.join(DEPLOYMENTS_DIR, deployment) for deployment in os.listdir(DEPLOYMENTS_DIR)
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}
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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() -> 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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maybe_perform_purging(
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deployments_to_purge, deployments_to_keep, "deployment", args.dry_run, args.verbose, True
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)
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if not args.dry_run:
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if os.path.exists(LOCAL_GIT_CACHE_DIR):
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subprocess.check_call(
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["git", "worktree", "prune"], cwd=LOCAL_GIT_CACHE_DIR, preexec_fn=su_to_zulip
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)
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if not args.no_headings:
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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.py' script to clean any orphaned/unused caches.
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clean_unused_caches.main(args)
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print("Done!")
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if __name__ == "__main__":
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main()
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