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Setup python logging and use it in the PresenceService

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This commit is contained in:
Marco Pesenti Gritti 2006-06-17 19:54:12 -04:00
parent 361eeff0c5
commit 53f00b05b1
5 changed files with 49 additions and 17 deletions
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9
README
View File

@ -43,3 +43,12 @@ Key bindings
ctrl+Up Toggle chat window visibility
ctrl+Left Toggle presence window visibility
F11 Toggle activities window fullscreen
Logging
=======
The logging level by default is set to 'warning'.
To change it to debug you can define the following environment
variable:
SUGAR_LOGGING_LEVEL=debug

6
sugar/env.py
View File

@ -11,6 +11,12 @@ def get_user_dir():
else:
return os.path.expanduser('~/.sugar/')
def get_logging_level():
if os.environ.has_key('SUGAR_LOGGING_LEVEL'):
return os.environ['SUGAR_LOGGING_LEVEL']
else:
return 'warning'
def get_nick_name():
if os.environ.has_key('SUGAR_NICK_NAME'):
return os.environ['SUGAR_NICK_NAME']

24
sugar/presence/PresenceService.py
View File

@ -5,6 +5,7 @@ import Service
import os
import string
import random
import logging
from sugar import util
from sugar import env
@ -155,17 +156,12 @@ class PresenceService(gobject.GObject):
def set_debug(self, debug):
self._debug = debug
def _log(self, msg):
"""Simple logger."""
if self._debug:
print "PresenceService(%d): %s" % (os.getpid(), msg)
def get_owner(self):
"""Return the owner of this machine/instance, if we've recognized them yet."""
return self._owner
def _resolve_service_error_handler(self, err):
self._log("error resolving service: %s" % err)
logging.error("error resolving service: %s" % err)
def _find_service_adv(self, interface=None, protocol=None, name=None, stype=None, domain=None):
"""Search a list of service advertisements for ones matching certain criteria."""
@ -242,7 +238,7 @@ class PresenceService(gobject.GObject):
def _resolve_service_reply_cb(self, interface, protocol, name, full_stype, domain, host, aprotocol, address, port, txt, flags):
"""When the service discovery finally gets here, we've got enough information about the
service to assign it to a buddy."""
self._log("resolved service '%s' type '%s' domain '%s' to %s:%s" % (name, full_stype, domain, address, port))
logging.debug("resolved service '%s' type '%s' domain '%s' to %s:%s" % (name, full_stype, domain, address, port))
name = name.encode()
full_stype = full_stype.encode()
@ -281,7 +277,7 @@ class PresenceService(gobject.GObject):
def _resolve_service(self, adv):
"""Resolve and lookup a ZeroConf service to obtain its address and TXT records."""
# Ask avahi to resolve this particular service
self._log('resolving service %s %s' % (adv.name(), adv.stype()))
logging.debug('resolving service %s %s' % (adv.name(), adv.stype()))
self._server.ResolveService(int(adv.interface()), int(adv.protocol()), adv.name(),
adv.stype(), adv.domain(), avahi.PROTO_UNSPEC, dbus.UInt32(0),
reply_handler=self._resolve_service_reply_cb_glue,
@ -289,7 +285,7 @@ class PresenceService(gobject.GObject):
return False
def _service_appeared_cb(self, interface, protocol, name, full_stype, domain, flags):
self._log("found service '%s' (%d) of type '%s' in domain '%s' on %i.%i." % (name, flags, full_stype, domain, interface, protocol))
logging.debug("found service '%s' (%d) of type '%s' in domain '%s' on %i.%i." % (name, flags, full_stype, domain, interface, protocol))
# Add the service to our unresolved services list
adv_list = self._find_service_adv(interface=interface, protocol=protocol,
@ -332,7 +328,7 @@ class PresenceService(gobject.GObject):
gobject.idle_add(self._service_appeared_cb, interface, protocol, name, stype, domain, flags)
def _service_disappeared_cb(self, interface, protocol, name, full_stype, domain, flags):
self._log("service '%s' of type '%s' in domain '%s' on %i.%i disappeared." % (name, full_stype, domain, interface, protocol))
logging.debug("service '%s' of type '%s' in domain '%s' on %i.%i disappeared." % (name, full_stype, domain, interface, protocol))
name = name.encode()
full_stype = full_stype.encode()
domain = domain.encode()
@ -377,7 +373,7 @@ class PresenceService(gobject.GObject):
# Start browsing for all services of this type in this domain
s_browser = self._server.ServiceBrowserNew(interface, protocol, stype, domain, dbus.UInt32(0))
browser_obj = dbus.Interface(self._bus.get_object(avahi.DBUS_NAME, s_browser), avahi.DBUS_INTERFACE_SERVICE_BROWSER)
self._log("now browsing for services of type '%s' in domain '%s' on %i.%i ..." % (stype, domain, interface, protocol))
logging.debug("now browsing for services of type '%s' in domain '%s' on %i.%i ..." % (stype, domain, interface, protocol))
browser_obj.connect_to_signal('ItemNew', self._service_appeared_cb_glue)
browser_obj.connect_to_signal('ItemRemove', self._service_disappeared_cb_glue)
@ -403,13 +399,13 @@ class PresenceService(gobject.GObject):
st_browser = self._server.ServiceTypeBrowserNew(interface, protocol, domain, dbus.UInt32(0))
browser_obj = dbus.Interface(self._bus.get_object(avahi.DBUS_NAME, st_browser), avahi.DBUS_INTERFACE_SERVICE_TYPE_BROWSER)
except dbus.DBusException, exc:
self._log("got exception %s while attempting to browse domain %s on %i.%i" % (domain, interface, protocol))
logging.error("got exception %s while attempting to browse domain %s on %i.%i" % (domain, interface, protocol))
str_exc = str(exc)
if str_exc.find("The name org.freedesktop.Avahi was not provided by any .service files") >= 0:
raise Exception("Avahi does not appear to be running. '%s'" % str_exc)
else:
raise exc
self._log("now browsing domain '%s' on %i.%i ..." % (domain, interface, protocol))
logging.debug("now browsing domain '%s' on %i.%i ..." % (domain, interface, protocol))
browser_obj.connect_to_signal('ItemNew', self._new_service_type_cb_glue)
self._service_type_browsers[(interface, protocol, domain)] = browser_obj
return False
@ -542,7 +538,7 @@ class PresenceService(gobject.GObject):
rs_domain = service.get_domain()
if not rs_domain or not len(rs_domain):
rs_domain = ""
self._log("registered service name '%s' type '%s' on port %d with args %s" % (rs_name, rs_stype, rs_port, rs_props))
logging.debug("registered service name '%s' type '%s' on port %d with args %s" % (rs_name, rs_stype, rs_port, rs_props))
try:
group = dbus.Interface(self._bus.get_object(avahi.DBUS_NAME, self._server.EntryGroupNew()), avahi.DBUS_INTERFACE_ENTRY_GROUP)

23
sugar/session/LogWriter.py
View File

@ -1,18 +1,35 @@
import os
import sys
import logging
import dbus
import sugar.env
class LogWriter:
def __init__(self, application):
def __init__(self, application, use_console = True):
self._application = application
self._use_console = use_console
bus = dbus.SessionBus()
proxy_obj = bus.get_object('com.redhat.Sugar.Logger', '/com/redhat/Sugar/Logger')
self._logger = dbus.Interface(proxy_obj, 'com.redhat.Sugar.Logger')
def start(self):
if os.environ.has_key('SUGAR_USE_CONSOLE'):
if os.environ.has_key('SUGAR_USE_CONSOLE') and self._use_console:
sys.stdout = self
sys.stderr = self
level = sugar.env.get_logging_level()
if level == 'debug':
logging.basicConfig(level=logging.DEBUG,
format='%(levelname)s %(message)s')
def write(self, s):
self._logger.log(self._application, s, ignore_reply=True)
def emit(self, record):
pass
def flush(self):
pass

4
sugar/shell/shell.py
View File

@ -9,6 +9,7 @@ import pango
import gobject
import sugar.util
from sugar.session.LogWriter import LogWriter
from sugar.shell.PresenceWindow import PresenceWindow
from sugar.shell.Owner import ShellOwner
from sugar.shell.StartPage import StartPage
@ -475,6 +476,9 @@ class ConsoleLogger(dbus.service.Object):
def main():
console = ConsoleLogger()
log_writer = LogWriter("Shell", False)
log_writer.start()
session_bus = dbus.SessionBus()
service = dbus.service.BusName("com.redhat.Sugar.Shell", bus=session_bus)