← Back to branch summary

~loggerhead-team/loggerhead/trunk-rich

« back to all changes in this revision

Viewing changes to start-loggerhead.py

  • Committer: Michael Hudson
  • Date: 2008-06-25 04:03:34 UTC
  • mfrom: (173.1.2 loggerhead.no_sqlite)
  • Revision ID: michael.hudson@canonical.com-20080625040334-x2daw2vgg2z2d0ew
merge martin's sqlite_optional branch

Show diffs side-by-side

added added

removed removed

Lines of Context:
start-loggerhead.py
1
1
#!/usr/bin/env python
2
 
# This program is free software; you can redistribute it and/or modify
3
 
# it under the terms of the GNU General Public License as published by
4
 
# the Free Software Foundation; either version 2 of the License, or
5
 
# (at your option) any later version.
6
 
#
7
 
# This program is distributed in the hope that it will be useful,
8
 
# but WITHOUT ANY WARRANTY; without even the implied warranty of
9
 
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
10
 
# GNU General Public License for more details.
11
 
#
12
 
# You should have received a copy of the GNU General Public License
13
 
# along with this program; if not, write to the Free Software
14
 
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
15
 
 
16
 
"""A script for starting the loggerhead process."""
17
 
 
18
2
 
19
3
import logging
20
4
import logging.handlers
29
13
from paste.httpexceptions import make_middleware
30
14
from paste.translogger import make_filter
31
15
 
32
 
from loggerhead import daemon
 
16
from loggerhead import daemon, release
33
17
from loggerhead.apps.config import Root
34
 
from loggerhead.trace import make_handler, setup_logging
35
 
from loggerhead.apps.error import ErrorHandlerApp
 
18
 
 
19
 
 
20
def make_handler(config, filename):
 
21
    roll = config.get('log.roll', 'never')
 
22
    if roll == 'daily':
 
23
        h = logging.handlers.TimedRotatingFileHandler(filename, 'midnight', 0, 100)
 
24
    elif roll == 'weekly':
 
25
        h = logging.handlers.TimedRotatingFileHandler(filename, 'W0', 0, 100)
 
26
    else:
 
27
        h = logging.FileHandler(filename)
 
28
    return h
 
29
 
 
30
 
 
31
def setup_logging(home, config, foreground):
 
32
    # i hate that stupid logging config format, so just set up logging here.
 
33
 
 
34
    log_folder = os.path.join(home, 'logs')
 
35
    if not os.path.exists(log_folder):
 
36
        os.mkdir(log_folder)
 
37
 
 
38
    f = logging.Formatter('%(levelname)-.3s [%(asctime)s.%(msecs)03d] %(name)s: %(message)s',
 
39
                          '%Y%m%d-%H:%M:%S')
 
40
    debug_log = make_handler(config, os.path.join(log_folder, 'debug.log'))
 
41
    debug_log.setLevel(logging.DEBUG)
 
42
    debug_log.setFormatter(f)
 
43
    if foreground:
 
44
        stdout_log = logging.StreamHandler(sys.stdout)
 
45
        stdout_log.setLevel(logging.DEBUG)
 
46
        stdout_log.setFormatter(f)
 
47
    f = logging.Formatter('[%(asctime)s.%(msecs)03d] %(message)s',
 
48
                          '%Y%m%d-%H:%M:%S')
 
49
    access_log = make_handler(config, os.path.join(log_folder, 'access.log'))
 
50
    access_log.setLevel(logging.INFO)
 
51
    access_log.setFormatter(f)
 
52
 
 
53
    logging.getLogger('').addHandler(debug_log)
 
54
    logging.getLogger('turbogears.access').addHandler(access_log)
 
55
    logging.getLogger('turbogears.controllers').setLevel(logging.INFO)
 
56
 
 
57
    if foreground:
 
58
        logging.getLogger('').addHandler(stdout_log)
 
59
 
36
60
 
37
61
 
38
62
def main():
39
 
    home = os.path.realpath(os.path.dirname(__file__))
40
 
    default_pidfile = os.path.join(home, 'loggerhead.pid')
41
 
    default_configfile = os.path.join(home, 'loggerhead.conf')
42
 
    default_log_folder = os.path.join(home, 'logs')
43
 
    parser = OptionParser(usage='usage: %prog [options]', version='%prog')
44
 
    parser.add_option('-f', '--foreground',
45
 
                      action='store_true', dest='foreground', default=False,
 
63
    parser = OptionParser(usage='usage: %prog [options]', version='%prog ' + release.version)
 
64
    parser.add_option('-f', '--foreground', action='store_true', dest='foreground', default=False,
46
65
                      help="run in the foreground; don't daemonize")
47
 
    parser.add_option('-C', '--check', action='store_true',
48
 
                      dest='check', default=False,
49
 
                      help=("only start if not already running (useful for "
50
 
                            "cron jobs)"))
51
 
    parser.add_option('-p', '--pidfile', dest="pidfile",
52
 
                      default=default_pidfile,
53
 
                      type=str, help="override pidfile location")
54
 
    parser.add_option('-c', '--config-file', dest="configfile",
55
 
                      default=default_configfile,
56
 
                      type=str, help="override configuration file location")
57
 
    parser.add_option('-L', '--log-folder', dest="log_folder",
58
 
                      default=default_log_folder,
59
 
                      type=str, help="override log file directory")
 
66
    parser.add_option('-C', '--check', action='store_true', dest='check', default=False,
 
67
                      help="only start if not already running (useful for cron jobs)")
60
68
    options, args = parser.parse_args()
61
69
    if len(args) > 0:
62
70
        parser.error('No filename arguments are used, only options.')
63
71
 
 
72
 
 
73
    home = os.path.realpath(os.path.dirname(__file__))
 
74
    pidfile = os.path.join(home, 'loggerhead.pid')
 
75
 
64
76
    if options.check:
65
 
        if daemon.is_running(options.pidfile):
 
77
        if daemon.is_running(pidfile):
66
78
            sys.exit(0)
67
 
        sys.stderr.write('Did not find loggerhead running in %r;' % (
68
 
                         options.pidfile))
69
 
        sys.stderr.write(' restarting...\n')
 
79
        sys.stderr.write('Did not find loggerhead running in %r; restarting...\n' % (pidfile,))
70
80
 
71
81
    # read loggerhead config
72
82
 
73
 
    config = ConfigObj(options.configfile, encoding='utf-8')
 
83
    config = ConfigObj(os.path.join(home, 'loggerhead.conf'), encoding='utf-8')
74
84
    extra_path = config.get('bzrpath', None)
75
85
    if extra_path:
76
86
        sys.path.insert(0, extra_path)
77
87
 
78
 
    potential_overrides = [('server.socket_port', int),
79
 
                           ('server.webpath', str),
80
 
                           ('server.thread_pool', int),
81
 
                           ('server.socket_host', str)]
 
88
    #turbogears.update_config(configfile="dev.cfg", modulename="loggerhead.config")
 
89
 
 
90
    potential_overrides = [ ('server.socket_port', int),
 
91
                            ('server.webpath', str),
 
92
                            ('server.thread_pool', int),
 
93
                            ('server.socket_host' ,str) ]
82
94
    server_port = int(config.get('server.socket_port', 8080))
83
95
    nworkers = int(config.get('server.thread_pool', 10))
84
96
    server_host = config.get('server.socket_host', '0.0.0.0')
88
100
        value = config.get(key, None)
89
101
        if value is not None:
90
102
            value = keytype(value)
 
103
            #turbogears.config.update({ key: value })
91
104
 
92
105
    if not options.foreground:
93
106
        sys.stderr.write('\n')
94
107
        sys.stderr.write('Launching loggerhead into the background.\n')
95
 
        sys.stderr.write('PID file: %s\n' % options.pidfile)
 
108
        sys.stderr.write('PID file: %s\n' % (pidfile,))
96
109
        sys.stderr.write('\n')
97
110
 
98
 
        daemon.daemonize(options.pidfile, home)
 
111
        daemon.daemonize(pidfile, home)
99
112
 
100
 
    setup_logging(options.log_folder, config, foreground=options.foreground)
 
113
    setup_logging(home, config, foreground=options.foreground)
101
114
 
102
115
    log = logging.getLogger('loggerhead')
103
116
    log.info('Starting up...')
106
119
 
107
120
    app = app
108
121
    app = make_middleware(app)
109
 
    app = make_filter(app, None, logger_name=log.name+'.access')
110
 
    app = ErrorHandlerApp(app)
 
122
    app = make_filter(app, None)
111
123
 
112
124
    if webpath:
113
125
        scheme, netloc, path, blah, blah, blah = urlparse.urlparse(webpath)
114
 
 
115
126
        def app(environ, start_response, orig=app):
116
127
            environ['SCRIPT_NAME'] = path
117
128
            environ['HTTP_HOST'] = netloc
124
135
    finally:
125
136
        log.info('Shutdown.')
126
137
        try:
127
 
            os.remove(options.pidfile)
 
138
            os.remove(pidfile)
128
139
        except OSError:
129
140
            pass
130
141