mirror of
https://github.com/Mikaela/Limnoria.git
synced 2024-11-15 07:04:53 +01:00
358 lines
14 KiB
Python
358 lines
14 KiB
Python
#!/usr/bin/env python
|
|
|
|
###
|
|
# Copyright (c) 2003-2004, Jeremiah Fincher
|
|
# Copyright (c) 2009, James McCoy
|
|
# All rights reserved.
|
|
#
|
|
# Redistribution and use in source and binary forms, with or without
|
|
# modification, are permitted provided that the following conditions are met:
|
|
#
|
|
# * Redistributions of source code must retain the above copyright notice,
|
|
# this list of conditions, and the following disclaimer.
|
|
# * Redistributions in binary form must reproduce the above copyright notice,
|
|
# this list of conditions, and the following disclaimer in the
|
|
# documentation and/or other materials provided with the distribution.
|
|
# * Neither the name of the author of this software nor the name of
|
|
# contributors to this software may be used to endorse or promote products
|
|
# derived from this software without specific prior written consent.
|
|
#
|
|
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
|
|
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
# POSSIBILITY OF SUCH DAMAGE.
|
|
###
|
|
|
|
"""
|
|
This is the main program to run Supybot.
|
|
"""
|
|
|
|
import supybot
|
|
|
|
import re
|
|
import os
|
|
import sys
|
|
import atexit
|
|
import shutil
|
|
import signal
|
|
if sys.version_info[0] < 3:
|
|
import cStringIO as StringIO
|
|
StringIO = StringIO.StringIO
|
|
else:
|
|
from io import StringIO
|
|
|
|
if sys.version_info < (2, 6, 0):
|
|
sys.stderr.write('This program requires Python >= 2.6.0')
|
|
sys.stderr.write(os.linesep)
|
|
sys.exit(-1)
|
|
|
|
def _termHandler(signalNumber, stackFrame):
|
|
raise SystemExit('Signal #%s.' % signalNumber)
|
|
|
|
signal.signal(signal.SIGTERM, _termHandler)
|
|
|
|
import time
|
|
import optparse
|
|
import textwrap
|
|
|
|
started = time.time()
|
|
|
|
import supybot
|
|
import supybot.i18n as i18n
|
|
import supybot.utils as utils
|
|
import supybot.registry as registry
|
|
import supybot.questions as questions
|
|
|
|
from supybot.version import version
|
|
|
|
def main():
|
|
import supybot.conf as conf
|
|
import supybot.world as world
|
|
import supybot.drivers as drivers
|
|
import supybot.schedule as schedule
|
|
# We schedule this event rather than have it actually run because if there
|
|
# is a failure between now and the time it takes the Owner plugin to load
|
|
# all the various plugins, our registry file might be wiped. That's bad.
|
|
interrupted = False
|
|
when = conf.supybot.upkeepInterval()
|
|
schedule.addPeriodicEvent(world.upkeep, when, name='upkeep', now=False)
|
|
world.startedAt = started
|
|
while world.ircs:
|
|
try:
|
|
drivers.run()
|
|
except KeyboardInterrupt:
|
|
if interrupted:
|
|
# Interrupted while waiting for queues to clear. Let's clear
|
|
# them ourselves.
|
|
for irc in world.ircs:
|
|
irc._reallyDie()
|
|
continue
|
|
else:
|
|
interrupted = True
|
|
log.info('Exiting due to Ctrl-C. '
|
|
'If the bot doesn\'t exit within a few seconds, '
|
|
'feel free to press Ctrl-C again to make it exit '
|
|
'without flushing its message queues.')
|
|
world.upkeep()
|
|
for irc in world.ircs:
|
|
quitmsg = conf.supybot.plugins.Owner.quitMsg() or \
|
|
'Ctrl-C at console.'
|
|
irc.queueMsg(ircmsgs.quit(quitmsg))
|
|
irc.die()
|
|
except SystemExit as e:
|
|
s = str(e)
|
|
if s:
|
|
log.info('Exiting due to %s', s)
|
|
break
|
|
except:
|
|
try: # Ok, now we're *REALLY* paranoid!
|
|
log.exception('Exception raised out of drivers.run:')
|
|
except Exception as e:
|
|
print('Exception raised in log.exception. This is *really*')
|
|
print('bad. Hopefully it won\'t happen again, but tell us')
|
|
print('about it anyway, this is a significant problem.')
|
|
print('Anyway, here\'s the exception: %s' % \
|
|
utils.gen.exnToString(e))
|
|
except:
|
|
print('Oh, this really sucks. Not only did log.exception')
|
|
print('raise an exception, but freaking-a, it was a string')
|
|
print('exception. People who raise string exceptions should')
|
|
print('die a slow, painful death.')
|
|
httpserver.stopServer()
|
|
now = time.time()
|
|
seconds = now - world.startedAt
|
|
log.info('Total uptime: %s.', utils.gen.timeElapsed(seconds))
|
|
(user, system, _, _, _) = os.times()
|
|
log.info('Total CPU time taken: %s seconds.', user+system)
|
|
log.info('No more Irc objects, exiting.')
|
|
|
|
if __name__ == '__main__':
|
|
parser = optparse.OptionParser(usage='Usage: %prog [options] configFile',
|
|
version='Supybot %s running on Python%s' %
|
|
(version, sys.version))
|
|
parser.add_option('-P', '--profile', action='store_true', dest='profile',
|
|
help='enables profiling')
|
|
parser.add_option('-n', '--nick', action='store',
|
|
dest='nick', default='',
|
|
help='nick the bot should use')
|
|
parser.add_option('-u', '--user', action='store',
|
|
dest='user', default='',
|
|
help='full username the bot should use')
|
|
parser.add_option('-i', '--ident', action='store',
|
|
dest='ident', default='',
|
|
help='ident the bot should use')
|
|
parser.add_option('-d', '--daemon', action='store_true',
|
|
dest='daemon',
|
|
help='Determines whether the bot will daemonize. '
|
|
'This is a no-op on non-POSIX systems.')
|
|
parser.add_option('', '--allow-default-owner', action='store_true',
|
|
dest='allowDefaultOwner',
|
|
help='Determines whether the bot will allow its '
|
|
'defaultCapabilities not to include "-owner", thus '
|
|
'giving all users the owner capability by default. '
|
|
' This is dumb, hence we require a command-line '
|
|
'option. Don\'t do this.')
|
|
parser.add_option('', '--allow-root', action='store_true',
|
|
dest='allowRoot',
|
|
help='Determines whether the bot will be allowed to run '
|
|
'as root. You don\'t want this. Don\'t do it. '
|
|
'Even if you think you want it, you don\'t. '
|
|
'You\'re probably dumb if you do this.')
|
|
parser.add_option('', '--debug', action='store_true', dest='debug',
|
|
help='Determines whether some extra debugging stuff '
|
|
'will be logged in this script.')
|
|
parser.add_option('', '--disable-multiprocessing', action='store_true',
|
|
dest='disableMultiprocessing',
|
|
help='Disables multiprocessing stuff. May lead to '
|
|
'to vulnerabilities.')
|
|
|
|
(options, args) = parser.parse_args()
|
|
|
|
if os.name == 'posix':
|
|
if (os.getuid() == 0 or os.geteuid() == 0) and not options.allowRoot:
|
|
sys.stderr.write('Don\'t even try to run this as root.')
|
|
sys.stderr.write(os.linesep)
|
|
sys.exit(-1)
|
|
|
|
if len(args) > 1:
|
|
parser.error("""Only one configuration file should be specified.""")
|
|
elif not args:
|
|
parser.error(utils.str.normalizeWhitespace("""It seems you've given me
|
|
no configuration file. If you do have a configuration file, be sure to
|
|
specify the filename. If you don't have a configuration file, read
|
|
docs/GETTING_STARTED and follow the instructions."""))
|
|
else:
|
|
registryFilename = args.pop()
|
|
try:
|
|
# The registry *MUST* be opened before importing log or conf.
|
|
i18n.getLocaleFromRegistryFilename(registryFilename)
|
|
registry.open_registry(registryFilename)
|
|
shutil.copy(registryFilename, registryFilename + '.bak')
|
|
except registry.InvalidRegistryFile as e:
|
|
s = '%s in %s. Please fix this error and start supybot again.' % \
|
|
(e, registryFilename)
|
|
s = textwrap.fill(s)
|
|
sys.stderr.write(s)
|
|
sys.stderr.write(os.linesep)
|
|
raise
|
|
sys.exit(-1)
|
|
except EnvironmentError as e:
|
|
sys.stderr.write(str(e))
|
|
sys.stderr.write(os.linesep)
|
|
sys.exit(-1)
|
|
|
|
try:
|
|
import supybot.log as log
|
|
except supybot.registry.InvalidRegistryValue as e:
|
|
# This is raised here because supybot.log imports supybot.conf.
|
|
name = e.value._name
|
|
errmsg = textwrap.fill('%s: %s' % (name, e),
|
|
width=78, subsequent_indent=' '*len(name))
|
|
sys.stderr.write(errmsg)
|
|
sys.stderr.write(os.linesep)
|
|
sys.stderr.write('Please fix this error in your configuration file '
|
|
'and restart your bot.')
|
|
sys.stderr.write(os.linesep)
|
|
sys.exit(-1)
|
|
import supybot.conf as conf
|
|
import supybot.world as world
|
|
i18n.import_conf()
|
|
world.starting = True
|
|
|
|
def closeRegistry():
|
|
# We only print if world.dying so we don't see these messages during
|
|
# upkeep.
|
|
logger = log.debug
|
|
if world.dying:
|
|
logger = log.info
|
|
logger('Writing registry file to %s', registryFilename)
|
|
registry.close(conf.supybot, registryFilename)
|
|
logger('Finished writing registry file.')
|
|
world.flushers.append(closeRegistry)
|
|
world.registryFilename = registryFilename
|
|
|
|
nick = options.nick or conf.supybot.nick()
|
|
user = options.user or conf.supybot.user()
|
|
ident = options.ident or conf.supybot.ident()
|
|
|
|
networks = conf.supybot.networks()
|
|
if not networks:
|
|
questions.output("""No networks defined. Perhaps you should re-run the
|
|
wizard?""", fd=sys.stderr)
|
|
# XXX We should turn off logging here for a prettier presentation.
|
|
sys.exit(-1)
|
|
|
|
if os.name == 'posix' and options.daemon:
|
|
def fork():
|
|
child = os.fork()
|
|
if child != 0:
|
|
if options.debug:
|
|
print('Parent exiting, child PID: %s' % child)
|
|
# We must us os._exit instead of sys.exit so atexit handlers
|
|
# don't run. They shouldn't be dangerous, but they're ugly.
|
|
os._exit(0)
|
|
fork()
|
|
os.setsid()
|
|
# What the heck does this do? I wonder if it breaks anything...
|
|
# ...It did. I don't know why, but it seems largely useless. It seems
|
|
# to me reasonable that we should respect the user's umask.
|
|
#os.umask(0)
|
|
# Let's not do this for now (at least until I can make sure it works):
|
|
# Actually, let's never do this -- we'll always have files open in the
|
|
# bot directories, so they won't be able to be unmounted anyway.
|
|
# os.chdir('/')
|
|
fork()
|
|
# Since this is the indicator that no writing should be done to stdout,
|
|
# we'll set it to True before closing stdout et alii.
|
|
conf.daemonized = True
|
|
# Closing stdin shouldn't cause problems. We'll let it raise an
|
|
# exception if it does.
|
|
sys.stdin.close()
|
|
# Closing these two might cause problems; we log writes to them as
|
|
# level WARNING on upkeep.
|
|
sys.stdout.close()
|
|
sys.stderr.close()
|
|
sys.stdout = StringIO()
|
|
sys.stderr = StringIO()
|
|
# We have to be really methodical here.
|
|
os.close(0)
|
|
os.close(1)
|
|
os.close(2)
|
|
fd = os.open('/dev/null', os.O_RDWR)
|
|
os.dup2(fd, 0)
|
|
os.dup2(fd, 1)
|
|
os.dup2(fd, 2)
|
|
signal.signal(signal.SIGHUP, signal.SIG_IGN)
|
|
log.info('Completed daemonization. Current PID: %s', os.getpid())
|
|
|
|
# Stop setting our own umask. See comment above.
|
|
#os.umask(077)
|
|
|
|
# Let's write the PID file. This has to go after daemonization, obviously.
|
|
pidFile = conf.supybot.pidFile()
|
|
if pidFile:
|
|
try:
|
|
fd = open(pidFile, 'w')
|
|
pid = os.getpid()
|
|
fd.write('%s%s' % (pid, os.linesep))
|
|
fd.close()
|
|
def removePidFile():
|
|
try:
|
|
os.remove(pidFile)
|
|
except EnvironmentError as e:
|
|
log.error('Could not remove pid file: %s', e)
|
|
atexit.register(removePidFile)
|
|
except EnvironmentError as e:
|
|
log.critical('Error opening/writing pid file %s: %s', pidFile, e)
|
|
sys.exit(-1)
|
|
|
|
conf.allowDefaultOwner = options.allowDefaultOwner
|
|
conf.disableMultiprocessing = options.disableMultiprocessing
|
|
|
|
if not os.path.exists(conf.supybot.directories.log()):
|
|
os.mkdir(conf.supybot.directories.log())
|
|
if not os.path.exists(conf.supybot.directories.conf()):
|
|
os.mkdir(conf.supybot.directories.conf())
|
|
if not os.path.exists(conf.supybot.directories.data()):
|
|
os.mkdir(conf.supybot.directories.data())
|
|
if not os.path.exists(conf.supybot.directories.data.tmp()):
|
|
os.mkdir(conf.supybot.directories.tmp())
|
|
|
|
userdataFilename = os.path.join(conf.supybot.directories.conf(),
|
|
'userdata.conf')
|
|
# Let's open this now since we've got our directories setup.
|
|
if not os.path.exists(userdataFilename):
|
|
fd = open(userdataFilename, 'w')
|
|
fd.write('\n')
|
|
fd.close()
|
|
registry.open_registry(userdataFilename)
|
|
|
|
import supybot.irclib as irclib
|
|
import supybot.ircmsgs as ircmsgs
|
|
import supybot.drivers as drivers
|
|
import supybot.callbacks as callbacks
|
|
import supybot.plugins.Owner as Owner
|
|
|
|
# These may take some resources, and it does not need to be run while boot, so
|
|
# we import it as late as possible (but before plugins are loaded).
|
|
import supybot.httpserver as httpserver
|
|
|
|
owner = Owner.Class()
|
|
|
|
if options.profile:
|
|
import profile
|
|
world.profiling = True
|
|
profile.run('main()', '%s-%i.prof' % (nick, time.time()))
|
|
else:
|
|
main()
|
|
|
|
|
|
# vim:set shiftwidth=4 softtabstop=4 expandtab textwidth=79:
|