48
from __future__ import absolute_import
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48
# FIXME: Unfortunately it turns out that python's logging module
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49
# is quite expensive, even when the message is not printed by any handlers.
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50
# We should perhaps change back to just simply doing it here.
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# FIXME note always emits utf-8, regardless of the terminal encoding
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# FIXME: clearing the ui and then going through the abstract logging
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# framework is whack; we should probably have a logging Handler that
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# deals with terminal output if needed.
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def _get_bzr_log_filename():
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bzr_log = osutils.path_from_environ('BZR_LOG')
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bzr_log = os.environ.get('BZR_LOG')
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home = osutils.path_from_environ('BZR_HOME')
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home = os.environ.get('BZR_HOME')
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# GZ 2012-02-01: Logging to the home dir is bad, but XDG is unclear
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# over what would be better. On windows, bug 240550
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# suggests LOCALAPPDATA be used instead.
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home = osutils._get_home_dir()
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if sys.platform == 'win32':
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from bzrlib import win32utils
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home = win32utils.get_home_location()
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home = os.path.expanduser('~')
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return os.path.join(home, '.bzr.log')
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start_time = osutils.format_local_date(_bzr_log_start_time,
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timezone='local')
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# create encoded wrapper around stderr
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bzr_log_file = _open_bzr_log()
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if bzr_log_file is not None:
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291
bzr_log_file.write(start_time.encode('utf-8') + '\n')
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r'%Y-%m-%d %H:%M:%S')
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# after hooking output into bzr_log, we also need to attach a stderr
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# handler, writing only at level info and with encoding
294
stderr_handler = EncodedStreamHandler(sys.stderr,
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osutils.get_terminal_encoding(), 'replace', level=logging.INFO)
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term_encoding = osutils.get_terminal_encoding()
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writer_factory = codecs.getwriter(term_encoding)
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encoded_stderr = writer_factory(sys.stderr, errors='replace')
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stderr_handler = logging.StreamHandler(encoded_stderr)
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stderr_handler.setLevel(logging.INFO)
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logging.getLogger('bzr').addHandler(stderr_handler)
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global _trace_file
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# make a new handler
310
new_handler = EncodedStreamHandler(to_file, "utf-8", level=logging.DEBUG)
316
new_handler = logging.StreamHandler(to_file)
317
new_handler.setLevel(logging.DEBUG)
311
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if log_format is None:
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log_format = '%(levelname)8s %(message)s'
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new_handler.setFormatter(logging.Formatter(log_format, date_format))
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print_exception(exc_info, err_file)
485
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return errors.EXIT_ERROR
486
493
exc_type, exc_object, exc_tb = exc_info
487
if isinstance(exc_object, KeyboardInterrupt):
494
if (isinstance(exc_object, IOError)
495
and getattr(exc_object, 'errno', None) == errno.EPIPE):
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err_file.write("bzr: broken pipe\n")
497
return errors.EXIT_ERROR
498
elif isinstance(exc_object, KeyboardInterrupt):
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err_file.write("bzr: interrupted\n")
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return errors.EXIT_ERROR
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501
elif isinstance(exc_object, MemoryError):
502
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elif not getattr(exc_object, 'internal_error', True):
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report_user_error(exc_info, err_file)
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return errors.EXIT_ERROR
505
elif osutils.is_environment_error(exc_object):
506
if getattr(exc_object, 'errno', None) == errno.EPIPE:
507
err_file.write("bzr: broken pipe\n")
508
return errors.EXIT_ERROR
516
elif isinstance(exc_object, (OSError, IOError)) or (
517
# GZ 2010-05-20: Like (exc_type is pywintypes.error) but avoid import
518
exc_type.__name__ == "error" and exc_type.__module__ == "pywintypes"):
509
519
# Might be nice to catch all of these and show them as something more
510
520
# specific, but there are too many cases at the moment.
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report_user_error(exc_info, err_file)
568
578
_trace_file.flush()
571
class EncodedStreamHandler(logging.Handler):
572
"""Robustly write logging events to a stream using the specified encoding
574
Messages are expected to be formatted to unicode, but UTF-8 byte strings
575
are also accepted. An error during formatting or a str message in another
576
encoding will be quitely noted as an error in the Bazaar log file.
578
The stream is not closed so sys.stdout or sys.stderr may be passed.
581
def __init__(self, stream, encoding=None, errors='strict', level=0):
582
logging.Handler.__init__(self, level)
585
encoding = getattr(stream, "encoding", "ascii")
586
self.encoding = encoding
590
flush = getattr(self.stream, "flush", None)
591
if flush is not None:
594
def emit(self, record):
596
line = self.format(record)
597
if not isinstance(line, unicode):
598
line = line.decode("utf-8")
599
self.stream.write(line.encode(self.encoding, self.errors) + "\n")
601
log_exception_quietly()
602
# Try saving the details that would have been logged in some form
603
msg = args = "<Unformattable>"
605
msg = repr(record.msg).encode("ascii")
606
args = repr(record.args).encode("ascii")
609
# Using mutter() bypasses the logging module and writes directly
610
# to the file so there's no danger of getting into a loop here.
611
mutter("Logging record unformattable: %s %% %s", msg, args)
614
581
class Config(object):
615
582
"""Configuration of message tracing in bzrlib.