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#!/usr/bin/python2.4
# Copyright 2006 Canonical Ltd. All rights reserved.
"""Cronscript to prune old and unreferenced OOPS reports from the archive."""
__metaclass__ = type
import _pythonpath
import os
from canonical.config import config
from canonical.launchpad.scripts.base import (
LaunchpadCronScript, LaunchpadScriptFailure)
from canonical.launchpad.scripts.oops import (
unwanted_oops_files, prune_empty_oops_directories
)
from canonical.lp import AUTOCOMMIT_ISOLATION
default_lock_filename = '/var/lock/oops-prune.lock'
class OOPSPruner(LaunchpadCronScript):
def add_my_options(self):
self.parser.add_option(
'-n', '--dry-run', default=False, action='store_true',
dest="dry_run", help="Do a test run. No files are removed."
)
def main(self):
# Default to using the OOPS directory in config file.
if not self.args:
self.args = [config.launchpad.errorreports.errordir]
oops_directories = []
for oops_dir in self.args:
if not os.path.isdir(oops_dir):
raise LaunchpadScriptFailure("%s is not a directory" % oops_dir)
oops_directories.append(oops_dir)
self.txn.set_isolation_level(AUTOCOMMIT_ISOLATION)
for oops_directory in oops_directories:
for oops_path in unwanted_oops_files(oops_directory, 40, self.logger):
self.logger.info("Removing %s", oops_path)
if not self.options.dry_run:
os.unlink(oops_path)
prune_empty_oops_directories(oops_directory)
if __name__ == '__main__':
script = OOPSPruner('oops-prune', dbuser='oopsprune')
script.lock_and_run()
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