linkchecker/linkcheck/director/aggregator.py
calvin 3eac1be9ab Require and use Python 2.5
Use Python 2.5 features and get rid of old compat code. Also some
code cleanups have been made.


git-svn-id: https://linkchecker.svn.sourceforge.net/svnroot/linkchecker/trunk/linkchecker@3737 e7d03fd6-7b0d-0410-9947-9c21f3af8025
2008-04-27 11:39:21 +00:00

78 lines
2.7 KiB
Python

# -*- coding: iso-8859-1 -*-
# Copyright (C) 2006-2008 Bastian Kleineidam
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
"""
Aggregate needed object instances for checker threads.
"""
from .. import log, LOG_CHECK
import linkcheck.director
import logger
import status
import checker
import cleanup
class Aggregate (object):
"""Store thread-safe data collections for checker threads."""
def __init__ (self, config, urlqueue, connections, cookies, robots_txt):
self.config = config
self.urlqueue = urlqueue
self.connections = connections
self.cookies = cookies
self.robots_txt = robots_txt
self.logger = logger.Logger(config)
self.threads = []
def start_threads (self):
"""Spawn threads for URL checking and status printing."""
if self.config["status"]:
t = status.Status(self.urlqueue)
t.start()
self.threads.append(t)
t = cleanup.Cleanup(self.connections)
t.start()
self.threads.append(t)
num = self.config["threads"]
if num >= 1:
for dummy in xrange(num):
t = checker.Checker(self.urlqueue, self.logger)
t.start()
self.threads.append(t)
else:
checker.check_url(self.urlqueue, self.logger)
def abort (self):
"""Empty the URL queue."""
self.urlqueue.do_shutdown()
try:
self.urlqueue.join(timeout=self.config["timeout"])
except linkcheck.cache.urlqueue.Timeout:
log.warn(LOG_CHECK, "Abort timed out")
def remove_stopped_threads (self):
"Remove the stopped threads from the internal thread list."""
self.threads = [t for t in self.threads if t.isAlive()]
def finish (self):
"""Wait for checker threads to finish."""
assert self.urlqueue.empty()
for t in self.threads:
t.stop()
t.join(2)
if t.isAlive():
log.warn(LOG_CHECK, "Thread %s still active", t)
self.connections.clear()