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59 lines
2.0 KiB
Python
Executable File
59 lines
2.0 KiB
Python
Executable File
#!/usr/bin/env python3
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import argparse
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import glob
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import os
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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.dirname(os.path.abspath(__file__))))
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sys.path.append(ZULIP_PATH)
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from scripts.lib.hash_reqs import expand_reqs, hash_deps
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from scripts.lib.zulip_tools import (
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get_environment,
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get_recent_deployments,
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parse_cache_script_args,
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purge_unused_caches,
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)
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ENV = get_environment()
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VENV_CACHE_DIR = '/srv/zulip-venv-cache'
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def get_caches_in_use(threshold_days: int) -> Set[str]:
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setups_to_check = {ZULIP_PATH}
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caches_in_use = set()
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def add_current_venv_cache(venv_name: str) -> None:
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CACHE_SYMLINK = os.path.join(os.path.dirname(ZULIP_PATH), venv_name)
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CURRENT_CACHE = os.path.dirname(os.path.realpath(CACHE_SYMLINK))
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caches_in_use.add(CURRENT_CACHE)
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if ENV == "prod":
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setups_to_check |= get_recent_deployments(threshold_days)
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if ENV == "dev":
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add_current_venv_cache("zulip-py3-venv")
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add_current_venv_cache("zulip-thumbor-venv")
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for path in setups_to_check:
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reqs_dir = os.path.join(path, "requirements")
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# If the target directory doesn't contain a requirements
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# directory, skip it to avoid throwing an exception trying to
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# list its requirements subdirectory.
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if not os.path.exists(reqs_dir):
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continue
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requirements_files = glob.glob(os.path.join(reqs_dir, "*.txt"))
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for requirements_file in requirements_files:
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deps = expand_reqs(requirements_file)
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hash_val = hash_deps(deps)
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caches_in_use.add(os.path.join(VENV_CACHE_DIR, hash_val))
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return caches_in_use
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def main(args: argparse.Namespace) -> None:
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caches_in_use = get_caches_in_use(args.threshold_days)
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purge_unused_caches(
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VENV_CACHE_DIR, caches_in_use, "venv cache", args)
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if __name__ == "__main__":
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args = parse_cache_script_args("This script cleans unused Zulip venv caches.")
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main(args)
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