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#!/usr/bin/env python
"""
__init__.py - Phenny Init Module
Copyright 2008, Sean B. Palmer, inamidst.com
Licensed under the Eiffel Forum License 2.
http://inamidst.com/phenny/
"""
import sys, os, time, threading, signal
import bot
class Watcher(object):
# Cf. http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/496735
def __init__(self):
self._configs = []
self._children = {}
signal.signal(signal.SIGTERM, self.sig_term)
def add(self, config):
self._configs.append(config)
def _start(self, config):
child = os.fork()
if child != 0:
self._children[child] = config
else:
signal.signal(signal.SIGTERM, signal.SIG_DFL)
run_phenny(config)
def run(self):
for config in self._configs:
self._start(config)
def watch(self):
self.run()
alive = True
while alive:
try:
proc = None
while proc not in self._children:
(proc, _) = os.wait()
config = self._children[proc]
del self._children[proc]
self._start(config, True)
except KeyboardInterrupt:
alive = False
self.kill()
sys.exit()
def kill(self):
for child in self._children:
try: os.kill(child, signal.SIGKILL)
except OSError: pass
self._children = []
def sig_term(self, signum, frame):
self.kill()
sys.exit()
def run_phenny(config):
if hasattr(config, 'delay'):
delay = config.delay
else: delay = 20
def connect(config):
p = bot.Phenny(config)
p.run(config.host, config.port, config.ssl)
while True:
try: connect(config)
except KeyboardInterrupt, e:
raise e
if not isinstance(delay, int):
break
warning = 'Warning: Disconnected. Reconnecting in %s seconds...' % delay
print >> sys.stderr, warning
time.sleep(delay)
def run(configs):
w = Watcher()
for config in configs:
w.add(config)
w.watch()
if __name__ == '__main__':
print __doc__
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