Rework sugar.logger and make activities just

redirect their output to a log.
This commit is contained in:
Marco Pesenti Gritti 2007-10-09 18:58:39 +02:00
parent b03cf6c5e8
commit b44a2916ba
6 changed files with 61 additions and 191 deletions

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@ -25,12 +25,13 @@ import pygtk
pygtk.require('2.0')
import gtk
import dbus
import dbus.service
import dbus.glib
from sugar import logger
from sugar.activity import activityhandle
from sugar.bundle.activitybundle import ActivityBundle
from sugar import _sugarext
from sugar import logger
activity_instances = []
@ -80,6 +81,8 @@ parser.add_option('-s', '--single-process', dest='single_process',
help='start all the instances in the same process')
(options, args) = parser.parse_args()
logger.start()
if 'SUGAR_BUNDLE_PATH' not in os.environ:
print 'SUGAR_BUNDLE_PATH is not defined in the environment.'
sys.exit(1)
@ -93,8 +96,6 @@ sys.path.append(bundle_path)
bundle = ActivityBundle(bundle_path)
logger.start(bundle.get_bundle_id())
gettext.bindtextdomain(bundle.get_bundle_id(),
bundle.get_locale_path())
gettext.textdomain(bundle.get_bundle_id())

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@ -22,9 +22,6 @@ import sys
import os
import logging
from sugar import logger
logger.start('shellservice')
import gobject
import dbus.glib

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@ -26,13 +26,10 @@ import gtk
import gobject
import gst
from sugar import logger
from sugar import env
from sugar import logger
from sugar.profile import get_profile
logger.cleanup()
logger.start('shell')
sys.path.insert(0, env.get_shell_path())
from view.Shell import Shell
@ -97,6 +94,9 @@ def _shell_started_cb():
def main():
gobject.idle_add(_shell_started_cb)
logger.setup_logs_dir()
logger.start('shell')
_save_session_info()
_start_matchbox()
_setup_translations()

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@ -28,6 +28,7 @@ from sugar.presence import presenceservice
from sugar.activity.activityhandle import ActivityHandle
from sugar.activity import registry
from sugar.datastore import datastore
from sugar import logger
from sugar import util
import os
@ -101,6 +102,11 @@ def get_command(activity, activity_id=None, object_id=None, uri=None):
return command
def open_log_file(activity, activity_id):
name = '%s-%s.log' % (activity.bundle_id, activity_id[:5])
path = os.path.join(logger.get_logs_dir(), name)
return open(path, 'w')
class ActivityCreationHandler(gobject.GObject):
"""Sugar-side activity creation interface
@ -176,12 +182,13 @@ class ActivityCreationHandler(gobject.GObject):
activity = activity_registry.get_activity(self._service_name)
if activity:
env = get_environment(activity)
command = get_command(activity,
self._handle.activity_id,
log_file = open_log_file(activity, self._handle.activity_id)
command = get_command(activity, self._handle.activity_id,
self._handle.object_id,
self._handle.uri)
process = subprocess.Popen(command, env=env, shell=True,
cwd=activity.path)
cwd=activity.path, stdout=log_file,
stderr=log_file)
else:
system_bus = dbus.SystemBus()
factory = system_bus.get_object(_RAINBOW_SERVICE_NAME,

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@ -19,105 +19,44 @@
import sys
import os
import logging
import traceback
from cStringIO import StringIO
import time
import dbus
import dbus.service
import dbus.glib
_MAX_BACKUP_DIRS = 3
from sugar import env
_log_writer = None
STDOUT_LEVEL = 1000
STDERR_LEVEL = 2000
formatter = logging.Formatter('%(name)s: %(message)s')
_LOGGER_SERVICE_NAME = "org.laptop.Logger"
_LOGGER_OBJECT_PATH = "/org/laptop/Logger"
_LOGGER_INTERFACE = "org.laptop.Logger"
class LoggerManagerService(dbus.service.Object):
def __init__(self):
bus = dbus.SessionBus()
bus_name = dbus.service.BusName(_LOGGER_SERVICE_NAME, bus = bus)
dbus.service.Object.__init__(self, bus_name, _LOGGER_OBJECT_PATH)
@dbus.service.method(_LOGGER_INTERFACE)
def SetLevel(self, level):
set_level(level)
class LogWriter:
def __init__(self, module_id):
self._module_id = module_id
logs_dir = _get_logs_dir()
log_path = os.path.join(logs_dir, module_id + '.log')
self._log_file = open(log_path, 'w')
def write_record(self, record):
self.write(record.levelno, formatter.format(record))
def write(self, level, msg):
if level == logging.ERROR:
level_txt = 'ERROR'
elif level == logging.WARNING:
level_txt = 'WARNING'
elif level == logging.DEBUG:
level_txt = 'DEBUG'
elif level == logging.INFO:
level_txt = 'INFO'
elif level == STDERR_LEVEL:
level_txt = 'STDERR'
elif level == STDOUT_LEVEL:
level_txt = 'STDOUT'
if not len(msg) or msg[len(msg) - 1] != '\n':
msg += "\n"
fmt = "%.4f %s - %s" % (time.time(), level_txt, msg)
fmt = fmt.encode("utf8")
self._log_file.write(fmt)
self._log_file.flush()
class Handler(logging.Handler):
def __init__(self, writer):
logging.Handler.__init__(self)
self._writer = writer
def emit(self, record):
self._writer.write_record(record)
class StdoutCatcher:
def write(self, txt):
_log_writer.write(STDOUT_LEVEL, txt)
sys.__stdout__.write(txt)
def flush(self):
sys.__stderr__.flush()
class StderrCatcher:
def write(self, txt):
_log_writer.write(STDERR_LEVEL, txt)
sys.__stderr__.write(txt)
def flush(self):
sys.__stderr__.flush()
def __exception_handler(typ, exc, tb):
trace = StringIO()
traceback.print_exception(typ, exc, tb, None, trace)
print >> sys.stderr, trace.getvalue()
_log_writer.write(logging.ERROR, trace.getvalue())
def _get_logs_dir():
logs_dir = os.path.join(env.get_profile_path(), 'logs')
def setup_logs_dir():
logs_dir = get_logs_dir()
if not os.path.isdir(logs_dir):
os.makedirs(logs_dir)
backup_logs = []
backup_dirs = []
for f in os.listdir(logs_dir):
path = os.path.join(logs_dir, f)
if os.path.isfile(path):
backup_logs.append(f)
elif os.path.isdir(path):
backup_dirs.append(path)
if len(backup_dirs) > _MAX_BACKUP_DIRS:
backup_dirs.sort()
root = backup_dirs[0]
for f in os.listdir(root):
os.remove(os.path.join(root, f))
os.rmdir(root)
if len(backup_logs) > 0:
name = str(int(time.time()))
backup_dir = os.path.join(logs_dir, name)
os.mkdir(backup_dir)
for log in backup_logs:
source_path = os.path.join(logs_dir, log)
dest_path = os.path.join(backup_dir, log)
os.rename(source_path, dest_path)
def get_logs_dir():
profile = os.environ.get('SUGAR_PROFILE', 'default')
logs_dir = os.path.join(os.path.expanduser('~'),
'.sugar', profile, 'logs')
return logs_dir
def set_level(level):
@ -125,91 +64,20 @@ def set_level(level):
'warning' : logging.WARNING,
'debug' : logging.DEBUG,
'info' : logging.INFO }
root_logger = logging.getLogger('')
if levels.has_key(level):
root_logger.setLevel(levels[level])
def start(module_id):
log_writer = LogWriter(module_id)
root_logger = logging.getLogger('')
root_logger.setLevel(logging.ERROR)
root_logger.addHandler(Handler(log_writer))
logging.getLogger('').setLevel(levels[level])
def start(log_filename=None, redirect_io=True):
if os.environ.has_key('SUGAR_LOGGER_LEVEL'):
set_level(os.environ['SUGAR_LOGGER_LEVEL'])
sys.stdout = StdoutCatcher()
sys.stderr = StderrCatcher()
if log_filename:
log_path = os.path.join(get_logs_dir(), log_filename + '.log')
log_file = open(log_path, 'w')
global _log_writer
_log_writer = log_writer
sys.excepthook = __exception_handler
service = LoggerManagerService()
def cleanup():
logs_dir = _get_logs_dir()
# File extension for backed up logfiles.
file_suffix = int(time.time())
# Absolute directory path where to store old logfiles.
# It will be created recursivly if it's not present.
backup_dirpath = os.path.join(logs_dir, 'old')
# How many versions shall be backed up of every logfile?
num_backup_versions = 4
# Make sure the backup location for old log files exists
if not os.path.exists(backup_dirpath):
os.makedirs(backup_dirpath)
# Iterate over every item in 'logs' directory
for filename in os.listdir(logs_dir):
old_filepath = os.path.join(logs_dir, filename)
if os.path.isfile(old_filepath):
# Backup every file
new_filename = filename + '.' + str(file_suffix)
new_filepath = os.path.join(backup_dirpath, new_filename)
os.rename(old_filepath, new_filepath)
backup_map = {}
# Temporarily map all backup logfiles
for filename in os.listdir(backup_dirpath):
# Remove the 'file_suffix' from the filename.
end = filename.rfind(".")
key = filename[0:end].lower()
key = key.replace(".", "_")
if key not in backup_map:
backup_map[key] = []
backup_list = backup_map[key]
backup_list.append( os.path.join(backup_dirpath, filename) )
# Only keep 'num_backup_versions' versions of every logfile.
# Remove the others.
for key in backup_map:
backup_list = backup_map[key]
backup_list.sort()
backup_list.reverse()
for i in range(num_backup_versions, len(backup_list)):
os.remove(backup_list[i])
handler = logging.StreamHandler(log_file)
logging.getLogger('').addHandler(handler)
if redirect_io:
os.dup2(log_file.fileno(), sys.stdout.fileno())
os.dup2(log_file.fileno(), sys.stderr.fileno())

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@ -23,9 +23,6 @@ import gtk
from sugar.graphics.icon import Icon
from sugar.graphics.xocolor import XoColor
from sugar import logger
logger.start('iconcache')
import common