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Viewing changes to start-loggerhead.py

  • Committer: Michael Hudson
  • Date: 2008-06-18 07:19:23 UTC
  • mto: This revision was merged to the branch mainline in revision 164.
  • Revision ID: michael.hudson@canonical.com-20080618071923-ngeggpee0betr7ja
doh

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start-loggerhead.py
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#!/usr/bin/env python2.4
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import pkg_resources
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pkg_resources.require("TurboGears")
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import turbogears
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import cherrypy
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cherrypy.lowercase_api = True
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from os.path import *
 
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import logging
 
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import os
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import sys
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# first look on the command line for a desired config file,
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# if it's not on the command line, then
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# look for setup.py in this directory. If it's not there, this script is
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# probably installed
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if len(sys.argv) > 1:
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    turbogears.update_config(configfile=sys.argv[1], 
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        modulename="loggerhead.config")
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elif exists(join(dirname(__file__), "setup.py")):
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    turbogears.update_config(configfile="dev.cfg",
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        modulename="loggerhead.config")
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else:
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    turbogears.update_config(configfile="prod.cfg",
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        modulename="loggerhead.config")
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from loggerhead.controllers import Root
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turbogears.start_server(Root)
 
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from optparse import OptionParser
 
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from loggerhead.apps.config import Root
 
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from paste import httpserver
 
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from paste.httpexceptions import make_middleware
 
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from paste.translogger import make_filter
 
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from loggerhead import daemon, release
 
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def make_handler(config, filename):
 
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    roll = config.get('log.roll', 'never')
 
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    if roll == 'daily':
 
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        h = logging.handlers.TimedRotatingFileHandler(filename, 'midnight', 0, 100)
 
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    elif roll == 'weekly':
 
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        h = logging.handlers.TimedRotatingFileHandler(filename, 'W0', 0, 100)
 
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    else:
 
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        h = logging.FileHandler(filename)
 
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    return h
 
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def setup_logging(home, config, foreground):
 
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    # i hate that stupid logging config format, so just set up logging here.
 
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    log_folder = os.path.join(home, 'logs')
 
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    if not os.path.exists(log_folder):
 
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        os.mkdir(log_folder)
 
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    f = logging.Formatter('%(levelname)-.3s [%(asctime)s.%(msecs)03d] %(name)s: %(message)s',
 
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                          '%Y%m%d-%H:%M:%S')
 
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    debug_log = make_handler(config, os.path.join(log_folder, 'debug.log'))
 
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    debug_log.setLevel(logging.DEBUG)
 
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    debug_log.setFormatter(f)
 
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    if foreground:
 
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        stdout_log = logging.StreamHandler(sys.stdout)
 
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        stdout_log.setLevel(logging.DEBUG)
 
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        stdout_log.setFormatter(f)
 
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    f = logging.Formatter('[%(asctime)s.%(msecs)03d] %(message)s',
 
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                          '%Y%m%d-%H:%M:%S')
 
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    access_log = make_handler(config, os.path.join(log_folder, 'access.log'))
 
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    access_log.setLevel(logging.INFO)
 
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    access_log.setFormatter(f)
 
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    logging.getLogger('').addHandler(debug_log)
 
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    logging.getLogger('turbogears.access').addHandler(access_log)
 
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    logging.getLogger('turbogears.controllers').setLevel(logging.INFO)
 
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    if foreground:
 
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        logging.getLogger('').addHandler(stdout_log)
 
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def main():
 
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    parser = OptionParser(usage='usage: %prog [options]', version='%prog ' + release.version)
 
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    parser.add_option('-f', '--foreground', action='store_true', dest='foreground', default=False,
 
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                      help="run in the foreground; don't daemonize")
 
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    parser.add_option('-C', '--check', action='store_true', dest='check', default=False,
 
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                      help="only start if not already running (useful for cron jobs)")
 
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    options, args = parser.parse_args()
 
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    if len(args) > 0:
 
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        parser.error('No filename arguments are used, only options.')
 
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    home = os.path.realpath(os.path.dirname(__file__))
 
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    pidfile = os.path.join(home, 'loggerhead.pid')
 
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    if options.check:
 
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        if daemon.is_running(pidfile):
 
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            sys.exit(0)
 
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        sys.stderr.write('Did not find loggerhead running in %r; restarting...\n' % (pidfile,))
 
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    # read loggerhead config
 
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    from configobj import ConfigObj
 
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    config = ConfigObj(os.path.join(home, 'loggerhead.conf'), encoding='utf-8')
 
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    extra_path = config.get('bzrpath', None)
 
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    if extra_path:
 
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        sys.path.insert(0, extra_path)
 
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    #turbogears.update_config(configfile="dev.cfg", modulename="loggerhead.config")
 
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    potential_overrides = [ ('server.socket_port', int),
 
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                            ('server.webpath', str),
 
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                            ('server.thread_pool', int),
 
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                            ('server.socket_host' ,str) ]
 
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    for key, keytype in potential_overrides:
 
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        value = config.get(key, None)
 
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        if value is not None:
 
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            value = keytype(value)
 
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            #turbogears.config.update({ key: value })
 
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    if not options.foreground:
 
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        sys.stderr.write('\n')
 
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        sys.stderr.write('Launching loggerhead into the background.\n')
 
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        sys.stderr.write('PID file: %s\n' % (pidfile,))
 
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        sys.stderr.write('\n')
 
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        daemon.daemonize(pidfile, home)
 
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    setup_logging(home, config, foreground=options.foreground)
 
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    log = logging.getLogger('loggerhead')
 
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    log.info('Starting up...')
 
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    app = Root(config)
 
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    app = app
 
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    app = make_middleware(app)
 
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    app = make_filter(app, None)
 
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    httpserver.serve(app, host='127.0.0.1', port='9876')
 
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if __name__ == '__main__':
 
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    main()