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# ex:ts=4:sw=4:sts=4:et
# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
"""
BitBake 'msg' implementation
Message handling infrastructure for bitbake
"""
# Copyright (C) 2006 Richard Purdie
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import sys
import logging
import collections
from itertools import groupby
import warnings
import bb
import bb.event
class BBLogFormatter(logging.Formatter):
"""Formatter which ensures that our 'plain' messages (logging.INFO + 1) are used as is"""
DEBUG3 = logging.DEBUG - 2
DEBUG2 = logging.DEBUG - 1
DEBUG = logging.DEBUG
VERBOSE = logging.INFO - 1
NOTE = logging.INFO
PLAIN = logging.INFO + 1
ERROR = logging.ERROR
WARNING = logging.WARNING
CRITICAL = logging.CRITICAL
levelnames = {
DEBUG3 : 'DEBUG',
DEBUG2 : 'DEBUG',
DEBUG : 'DEBUG',
VERBOSE: 'NOTE',
NOTE : 'NOTE',
PLAIN : '',
WARNING : 'WARNING',
ERROR : 'ERROR',
CRITICAL: 'ERROR',
}
def getLevelName(self, levelno):
try:
return self.levelnames[levelno]
except KeyError:
self.levelnames[levelno] = value = 'Level %d' % levelno
return value
def format(self, record):
record.levelname = self.getLevelName(record.levelno)
if record.levelno == self.PLAIN:
msg = record.getMessage()
else:
msg = logging.Formatter.format(self, record)
if hasattr(record, 'bb_exc_info'):
etype, value, tb = record.bb_exc_info
formatted = bb.exceptions.format_exception(etype, value, tb, limit=5)
msg += '\n' + ''.join(formatted)
return msg
class Loggers(dict):
def __getitem__(self, key):
if key in self:
return dict.__getitem__(self, key)
else:
log = logging.getLogger("BitBake.%s" % domain._fields[key])
dict.__setitem__(self, key, log)
return log
class DebugLevel(dict):
def __getitem__(self, key):
if key == "default":
key = domain.Default
return get_debug_level(key)
def _NamedTuple(name, fields):
Tuple = collections.namedtuple(name, " ".join(fields))
return Tuple(*range(len(fields)))
domain = _NamedTuple("Domain", (
"Default",
"Build",
"Cache",
"Collection",
"Data",
"Depends",
"Fetcher",
"Parsing",
"PersistData",
"Provider",
"RunQueue",
"TaskData",
"Util"))
logger = logging.getLogger("BitBake")
loggers = Loggers()
debug_level = DebugLevel()
# Message control functions
#
def set_debug_level(level):
for log in loggers.itervalues():
log.setLevel(logging.NOTSET)
if level:
logger.setLevel(logging.DEBUG - level + 1)
else:
logger.setLevel(logging.INFO)
def get_debug_level(msgdomain = domain.Default):
if not msgdomain:
level = logger.getEffectiveLevel()
else:
level = loggers[msgdomain].getEffectiveLevel()
return max(0, logging.DEBUG - level + 1)
def set_verbose(level):
if level:
logger.setLevel(BBLogFormatter.VERBOSE)
else:
logger.setLevel(BBLogFormatter.INFO)
def set_debug_domains(domainargs):
for (domainarg, iterator) in groupby(domainargs):
for index, msgdomain in enumerate(domain._fields):
if msgdomain == domainarg:
level = len(tuple(iterator))
if level:
loggers[index].setLevel(logging.DEBUG - level + 1)
break
else:
warn(None, "Logging domain %s is not valid, ignoring" % domainarg)
#
# Message handling functions
#
def debug(level, msgdomain, msg):
warnings.warn("bb.msg.debug is deprecated in favor of the python 'logging' module",
DeprecationWarning, stacklevel=2)
level = logging.DEBUG - (level - 1)
if not msgdomain:
logger.debug(level, msg)
else:
loggers[msgdomain].debug(level, msg)
def plain(msg):
warnings.warn("bb.msg.plain is deprecated in favor of the python 'logging' module",
DeprecationWarning, stacklevel=2)
logger.plain(msg)
def note(level, msgdomain, msg):
warnings.warn("bb.msg.note is deprecated in favor of the python 'logging' module",
DeprecationWarning, stacklevel=2)
if level > 1:
if msgdomain:
logger.verbose(msg)
else:
loggers[msgdomain].verbose(msg)
else:
if msgdomain:
logger.info(msg)
else:
loggers[msgdomain].info(msg)
def warn(msgdomain, msg):
warnings.warn("bb.msg.warn is deprecated in favor of the python 'logging' module",
DeprecationWarning, stacklevel=2)
if not msgdomain:
logger.warn(msg)
else:
loggers[msgdomain].warn(msg)
def error(msgdomain, msg):
warnings.warn("bb.msg.error is deprecated in favor of the python 'logging' module",
DeprecationWarning, stacklevel=2)
if not msgdomain:
logger.error(msg)
else:
loggers[msgdomain].error(msg)
def fatal(msgdomain, msg):
if not msgdomain:
logger.critical(msg)
else:
loggers[msgdomain].critical(msg)
sys.exit(1)
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