/usr/lib/python2.7/dist-packages/mopidy/internal/log.py is in mopidy 2.0.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 | from __future__ import absolute_import, unicode_literals
import logging
import logging.config
import logging.handlers
import platform
LOG_LEVELS = {
-1: dict(root=logging.ERROR, mopidy=logging.WARNING),
0: dict(root=logging.ERROR, mopidy=logging.INFO),
1: dict(root=logging.WARNING, mopidy=logging.DEBUG),
2: dict(root=logging.INFO, mopidy=logging.DEBUG),
3: dict(root=logging.DEBUG, mopidy=logging.DEBUG),
4: dict(root=logging.NOTSET, mopidy=logging.NOTSET),
}
# Custom log level which has even lower priority than DEBUG
TRACE_LOG_LEVEL = 5
logging.addLevelName(TRACE_LOG_LEVEL, 'TRACE')
logger = logging.getLogger(__name__)
class DelayedHandler(logging.Handler):
def __init__(self):
logging.Handler.__init__(self)
self._released = False
self._buffer = []
def handle(self, record):
if not self._released:
self._buffer.append(record)
def release(self):
self._released = True
root = logging.getLogger('')
while self._buffer:
root.handle(self._buffer.pop(0))
_delayed_handler = DelayedHandler()
def bootstrap_delayed_logging():
root = logging.getLogger('')
root.setLevel(logging.NOTSET)
root.addHandler(_delayed_handler)
def setup_logging(config, verbosity_level, save_debug_log):
logging.captureWarnings(True)
if config['logging']['config_file']:
# Logging config from file must be read before other handlers are
# added. If not, the other handlers will have no effect.
try:
path = config['logging']['config_file']
logging.config.fileConfig(path, disable_existing_loggers=False)
except Exception as e:
# Catch everything as logging does not specify what can go wrong.
logger.error('Loading logging config %r failed. %s', path, e)
setup_console_logging(config, verbosity_level)
if save_debug_log:
setup_debug_logging_to_file(config)
_delayed_handler.release()
def setup_console_logging(config, verbosity_level):
if verbosity_level < min(LOG_LEVELS.keys()):
verbosity_level = min(LOG_LEVELS.keys())
if verbosity_level > max(LOG_LEVELS.keys()):
verbosity_level = max(LOG_LEVELS.keys())
loglevels = config.get('loglevels', {})
has_debug_loglevels = any([
level < logging.INFO for level in loglevels.values()])
verbosity_filter = VerbosityFilter(verbosity_level, loglevels)
if verbosity_level < 1 and not has_debug_loglevels:
log_format = config['logging']['console_format']
else:
log_format = config['logging']['debug_format']
formatter = logging.Formatter(log_format)
if config['logging']['color']:
handler = ColorizingStreamHandler(config.get('logcolors', {}))
else:
handler = logging.StreamHandler()
handler.addFilter(verbosity_filter)
handler.setFormatter(formatter)
logging.getLogger('').addHandler(handler)
def setup_debug_logging_to_file(config):
formatter = logging.Formatter(config['logging']['debug_format'])
handler = logging.handlers.RotatingFileHandler(
config['logging']['debug_file'], maxBytes=10485760, backupCount=3)
handler.setFormatter(formatter)
logging.getLogger('').addHandler(handler)
class VerbosityFilter(logging.Filter):
def __init__(self, verbosity_level, loglevels):
self.verbosity_level = verbosity_level
self.loglevels = loglevels
def filter(self, record):
for name, required_log_level in self.loglevels.items():
if record.name == name or record.name.startswith(name + '.'):
return record.levelno >= required_log_level
if record.name.startswith('mopidy'):
required_log_level = LOG_LEVELS[self.verbosity_level]['mopidy']
else:
required_log_level = LOG_LEVELS[self.verbosity_level]['root']
return record.levelno >= required_log_level
#: Available log colors.
COLORS = [b'black', b'red', b'green', b'yellow', b'blue', b'magenta', b'cyan',
b'white']
class ColorizingStreamHandler(logging.StreamHandler):
"""
Stream handler which colorizes the log using ANSI escape sequences.
Does nothing on Windows, which doesn't support ANSI escape sequences.
This implementation is based upon https://gist.github.com/vsajip/758430,
which is:
Copyright (C) 2010-2012 Vinay Sajip. All rights reserved.
Licensed under the new BSD license.
"""
# Map logging levels to (background, foreground, bold/intense)
level_map = {
TRACE_LOG_LEVEL: (None, 'blue', False),
logging.DEBUG: (None, 'blue', False),
logging.INFO: (None, 'white', False),
logging.WARNING: (None, 'yellow', False),
logging.ERROR: (None, 'red', False),
logging.CRITICAL: ('red', 'white', True),
}
# Map logger name to foreground colors
logger_map = {}
csi = '\x1b['
reset = '\x1b[0m'
is_windows = platform.system() == 'Windows'
def __init__(self, logger_colors):
super(ColorizingStreamHandler, self).__init__()
self.logger_map = logger_colors
@property
def is_tty(self):
isatty = getattr(self.stream, 'isatty', None)
return isatty and isatty()
def emit(self, record):
try:
message = self.format(record)
self.stream.write(message)
self.stream.write(getattr(self, 'terminator', '\n'))
self.flush()
except Exception:
self.handleError(record)
def format(self, record):
message = logging.StreamHandler.format(self, record)
if not self.is_tty or self.is_windows:
return message
for name, color in self.logger_map.iteritems():
if record.name.startswith(name):
return self.colorize(message, fg=color)
if record.levelno in self.level_map:
bg, fg, bold = self.level_map[record.levelno]
return self.colorize(message, bg=bg, fg=fg, bold=bold)
return message
def colorize(self, message, bg=None, fg=None, bold=False):
params = []
if bg in COLORS:
params.append(str(COLORS.index(bg) + 40))
if fg in COLORS:
params.append(str(COLORS.index(fg) + 30))
if bold:
params.append('1')
if params:
message = ''.join((
self.csi, ';'.join(params), 'm', message, self.reset))
return message
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