annotate sat/core/log_config.py @ 2613:9680cd958529

plugin XEP-0045: fixed crash when muc service is not found
author Goffi <goffi@goffi.org>
date Thu, 21 Jun 2018 01:21:44 +0200
parents 26edcf3a30eb
children 56f94936df1e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1934
2daf7b4c6756 use of /usr/bin/env instead of /usr/bin/python in shebang
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1 #!/usr/bin/env python2
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2 # -*- coding: utf-8 -*-
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3
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4 # SàT: a XMPP client
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5 # Copyright (C) 2009-2018 Jérôme Poisson (goffi@goffi.org)
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6
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7 # This program is free software: you can redistribute it and/or modify
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8 # it under the terms of the GNU Affero General Public License as published by
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9 # the Free Software Foundation, either version 3 of the License, or
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10 # (at your option) any later version.
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11
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12 # This program is distributed in the hope that it will be useful,
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13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 # GNU Affero General Public License for more details.
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16
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17 # You should have received a copy of the GNU Affero General Public License
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18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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19
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20 """High level logging functions"""
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21 # XXX: this module use standard logging module when possible, but as SàT can work in different cases where logging is not the best choice (twisted, pyjamas, etc), it is necessary to have a dedicated module. Additional feature like environment variables and colors are also managed.
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22
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23 from sat.core.constants import Const as C
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24 from sat.core import log
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25
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26
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27 class TwistedLogger(log.Logger):
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28 colors = True
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29 force_colors = False
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30
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31 def __init__(self, *args, **kwargs):
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32 super(TwistedLogger, self).__init__(*args, **kwargs)
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33 from twisted.python import log as twisted_log
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34 self.twisted_log = twisted_log
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35
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36 def out(self, message, level=None):
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37 """Actually log the message
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38
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39 @param message: formatted message
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40 """
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41 self.twisted_log.msg(message.encode('utf-8', 'ignore'), sat_logged=True, level=level)
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42
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43
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44 class ConfigureBasic(log.ConfigureBase):
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45
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46 def configureColors(self, colors, force_colors, levels_taints_dict):
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47 super(ConfigureBasic, self).configureColors(colors, force_colors, levels_taints_dict)
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48 if colors:
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49 import sys
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50 try:
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51 isatty = sys.stdout.isatty()
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52 except AttributeError:
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53 isatty = False
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54 if force_colors or isatty: # FIXME: isatty should be tested on each handler, not globaly
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55 # we need colors
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56 log.Logger.post_treat = lambda logger, level, message: self.ansiColors(level, message)
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57 elif force_colors:
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58 raise ValueError("force_colors can't be used if colors is False")
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59
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60 @staticmethod
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61 def getProfile():
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62 """Try to find profile value using introspection"""
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63 import inspect
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64 stack = inspect.stack()
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65 current_path = stack[0][1]
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66 for frame_data in stack[:-1]:
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67 if frame_data[1] != current_path:
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68 if log.backend == C.LOG_BACKEND_STANDARD and "/logging/__init__.py" in frame_data[1]:
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69 continue
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70 break
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71
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72 frame = frame_data[0]
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73 args = inspect.getargvalues(frame)
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74 try:
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75 profile = args.locals.get('profile') or args.locals['profile_key']
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76 except (TypeError, KeyError):
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77 try:
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78 try:
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79 profile = args.locals['self'].profile
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80 except AttributeError:
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81 try:
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82 profile = args.locals['self'].parent.profile
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83 except AttributeError:
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84 profile = args.locals['self'].host.profile # used in quick_frontend for single profile configuration
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85 except Exception:
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86 # we can't find profile, we return an empty value
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87 profile = ''
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88 return profile
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89
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90
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91 class ConfigureTwisted(ConfigureBasic):
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92 LOGGER_CLASS = TwistedLogger
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93
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94 def changeObserver(self, observer, can_colors=False):
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95 """Install a hook on observer to manage SàT specificities
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96
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97 @param observer: original observer to hook
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98 @param can_colors: True if observer can display ansi colors
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99 """
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100 def observer_hook(event):
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101 """redirect non SàT log to twisted_logger, and add colors when possible"""
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102 if 'sat_logged' in event: # we only want our own logs, other are managed by twistedObserver
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103 # we add colors if possible
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104 if (can_colors and self.LOGGER_CLASS.colors) or self.LOGGER_CLASS.force_colors:
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105 message = event.get('message', tuple())
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106 level = event.get('level', C.LOG_LVL_INFO)
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107 if message:
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108 event['message'] = (self.ansiColors(level, ''.join(message)),) # must be a tuple
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109 observer(event) # we can now call the original observer
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110
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111 return observer_hook
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112
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113 def changeFileLogObserver(self, observer):
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114 """Install SàT hook for FileLogObserver
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115
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116 if the output is a tty, we allow colors, else we don't
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117 @param observer: original observer to hook
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118 """
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119 log_obs = observer.__self__
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120 log_file = log_obs.write.__self__
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121 try:
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122 can_colors = log_file.isatty()
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123 except AttributeError:
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124 can_colors = False
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125 return self.changeObserver(observer, can_colors=can_colors)
1007
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diff changeset
126
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
127 def installObserverHook(self, observer):
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
128 """Check observer type and install SàT hook when possible
991
05e02f8b7eb4 core: logging refactoring, first step:
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129
1007
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diff changeset
130 @param observer: observer to hook
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diff changeset
131 @return: hooked observer or original one
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132 """
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
133 if hasattr(observer, '__self__'):
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diff changeset
134 ori = observer
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
135 if isinstance(observer.__self__, self.twisted_log.FileLogObserver):
1007
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diff changeset
136 observer = self.changeFileLogObserver(observer)
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
137 elif isinstance(observer.__self__, self.twisted_log.DefaultObserver):
1012
c8771279497e core(log): standard backend: colors are now checked on a per handler basis
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diff changeset
138 observer = self.changeObserver(observer, can_colors=True)
1007
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diff changeset
139 else:
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
140 # we use print because log system is not fully initialized
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diff changeset
141 print("Unmanaged observer [%s]" % observer)
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diff changeset
142 return observer
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diff changeset
143 self.observers[ori] = observer
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diff changeset
144 return observer
991
05e02f8b7eb4 core: logging refactoring, first step:
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145
1007
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diff changeset
146 def preTreatment(self):
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147 """initialise needed attributes, and install observers hooks"""
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148 self.observers = {}
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
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diff changeset
149 from twisted.python import log as twisted_log
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
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150 self.twisted_log = twisted_log
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
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diff changeset
151 self.log_publisher = twisted_log.msg.__self__
1007
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152 def addObserverObserver(self_logpub, other):
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153 """Install hook so we know when a new observer is added"""
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diff changeset
154 other = self.installObserverHook(other)
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diff changeset
155 return self_logpub._originalAddObserver(other)
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diff changeset
156 def removeObserverObserver(self_logpub, ori):
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157 """removeObserver hook fix
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diff changeset
158
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diff changeset
159 As we wrap the original observer, the original removeObserver may want to remove the original object instead of the wrapper, this method fix this
a7d33c7a8277 core (log): refactoring + twisted backend:
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160 """
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diff changeset
161 if ori in self.observers:
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diff changeset
162 self_logpub._originalRemoveObserver(self.observers[ori])
1005
b4af31a8a4f2 core (logs): added formatting, name filter and outputs management:
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parents: 994
diff changeset
163 else:
1007
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diff changeset
164 try:
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diff changeset
165 self_logpub._originalRemoveObserver(ori)
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diff changeset
166 except ValueError:
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
167 try:
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
168 ori in self.cleared_observers
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
169 except AttributeError:
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
170 raise ValueError("Unknown observer")
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diff changeset
171
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
172 # we replace addObserver/removeObserver by our own
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
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diff changeset
173 twisted_log.LogPublisher._originalAddObserver = twisted_log.LogPublisher.addObserver
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
174 twisted_log.LogPublisher._originalRemoveObserver = twisted_log.LogPublisher.removeObserver
1007
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parents: 1006
diff changeset
175 import types # see https://stackoverflow.com/a/4267590 (thx Chris Morgan/aaronasterling)
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
176 twisted_log.addObserver = types.MethodType(addObserverObserver, self.log_publisher, twisted_log.LogPublisher)
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
177 twisted_log.removeObserver = types.MethodType(removeObserverObserver, self.log_publisher, twisted_log.LogPublisher)
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
178
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
179 # we now change existing observers
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diff changeset
180 for idx, observer in enumerate(self.log_publisher.observers):
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
181 self.log_publisher.observers[idx] = self.installObserverHook(observer)
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
182
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
183 def configureLevel(self, level):
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
184 self.LOGGER_CLASS.level = level
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diff changeset
185 super(ConfigureTwisted, self).configureLevel(level)
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diff changeset
186
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
187 def configureOutput(self, output):
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diff changeset
188 import sys
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diff changeset
189 if output is None:
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diff changeset
190 output = C.LOG_OPT_OUTPUT_SEP + C.LOG_OPT_OUTPUT_DEFAULT
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diff changeset
191 self.manageOutputs(output)
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
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diff changeset
192 addObserver = self.twisted_log.addObserver
1007
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diff changeset
193
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
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diff changeset
194 if C.LOG_OPT_OUTPUT_DEFAULT in log.handlers:
1116
ee450d7c88a7 core (logging): logging is added to stdout in nodaemon mode (it was already the case in debug mode)
Goffi <goffi@goffi.org>
parents: 1021
diff changeset
195 # default output is already managed, we just add output to stdout if we are in debug or nodaemon mode
1129
08f50fdac21b core (logging): new backend_data parameter can be used to transmit specific data to a backend + Twisted backend use this option to know if we are in debug or nodaemon mode
Goffi <goffi@goffi.org>
parents: 1121
diff changeset
196 if self.backend_data is None:
08f50fdac21b core (logging): new backend_data parameter can be used to transmit specific data to a backend + Twisted backend use this option to know if we are in debug or nodaemon mode
Goffi <goffi@goffi.org>
parents: 1121
diff changeset
197 raise ValueError("You must pass options as backend_data with Twisted backend")
08f50fdac21b core (logging): new backend_data parameter can be used to transmit specific data to a backend + Twisted backend use this option to know if we are in debug or nodaemon mode
Goffi <goffi@goffi.org>
parents: 1121
diff changeset
198 options = self.backend_data
08f50fdac21b core (logging): new backend_data parameter can be used to transmit specific data to a backend + Twisted backend use this option to know if we are in debug or nodaemon mode
Goffi <goffi@goffi.org>
parents: 1121
diff changeset
199 if options.get('nodaemon', False) or options.get('debug', False):
08f50fdac21b core (logging): new backend_data parameter can be used to transmit specific data to a backend + Twisted backend use this option to know if we are in debug or nodaemon mode
Goffi <goffi@goffi.org>
parents: 1121
diff changeset
200 addObserver(self.twisted_log.FileLogObserver(sys.stdout).emit)
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
201 else:
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
202 # \\default is not in the output, so we remove current observers
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
203 self.cleared_observers = self.log_publisher.observers
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diff changeset
204 self.observers.clear()
a7d33c7a8277 core (log): refactoring + twisted backend:
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parents: 1006
diff changeset
205 del self.log_publisher.observers[:]
a7d33c7a8277 core (log): refactoring + twisted backend:
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parents: 1006
diff changeset
206 # and we forbid twistd to add any observer
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
207 self.twisted_log.addObserver = lambda other: None
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
208
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
209 if C.LOG_OPT_OUTPUT_FILE in log.handlers:
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
210 from twisted.python import logfile
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
211 for path in log.handlers[C.LOG_OPT_OUTPUT_FILE]:
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
212 log_file = sys.stdout if path == '-' else logfile.LogFile.fromFullPath(path)
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
213 addObserver(self.twisted_log.FileLogObserver(log_file).emit)
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
214
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
215 if C.LOG_OPT_OUTPUT_MEMORY in log.handlers:
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
216 raise NotImplementedError("Memory observer is not implemented in Twisted backend")
a7d33c7a8277 core (log): refactoring + twisted backend:
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parents: 1006
diff changeset
217
1942
7f053e1f0b67 core (logs): taints:
Goffi <goffi@goffi.org>
parents: 1941
diff changeset
218 def configureColors(self, colors, force_colors, levels_taints_dict):
7f053e1f0b67 core (logs): taints:
Goffi <goffi@goffi.org>
parents: 1941
diff changeset
219 super(ConfigureTwisted, self).configureColors(colors, force_colors, levels_taints_dict)
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
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parents: 1006
diff changeset
220 self.LOGGER_CLASS.colors = colors
a7d33c7a8277 core (log): refactoring + twisted backend:
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parents: 1006
diff changeset
221 self.LOGGER_CLASS.force_colors = force_colors
a7d33c7a8277 core (log): refactoring + twisted backend:
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parents: 1006
diff changeset
222 if force_colors and not colors:
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
223 raise ValueError('colors must be True if force_colors is True')
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
224
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
225 def postTreatment(self):
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
226 """Install twistedObserver which manage non SàT logs"""
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
227 def twistedObserver(event):
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
228 """Observer which redirect log message not produced by SàT to SàT logging system"""
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
229 if not 'sat_logged' in event:
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
230 # this log was not produced by SàT
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
231 from twisted.python import log as twisted_log
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
232 text = twisted_log.textFromEventDict(event)
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
233 if text is None:
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
234 return
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
235 twisted_logger = log.getLogger(C.LOG_TWISTED_LOGGER)
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
236 log_method = twisted_logger.error if event.get('isError', False) else twisted_logger.info
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
237 log_method(text.decode('utf-8'))
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
238
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
239 self.log_publisher._originalAddObserver(twistedObserver)
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
240
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
241
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
242 class ConfigureStandard(ConfigureBasic):
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
243
1942
7f053e1f0b67 core (logs): taints:
Goffi <goffi@goffi.org>
parents: 1941
diff changeset
244 def __init__(self, level=None, fmt=None, output=None, logger=None, colors=False, levels_taints_dict=None, force_colors=False, backend_data=None):
1010
73a0b7f94674 primitivus: use of new logging system:
Goffi <goffi@goffi.org>
parents: 1008
diff changeset
245 if fmt is None:
73a0b7f94674 primitivus: use of new logging system:
Goffi <goffi@goffi.org>
parents: 1008
diff changeset
246 fmt = C.LOG_OPT_FORMAT[1]
73a0b7f94674 primitivus: use of new logging system:
Goffi <goffi@goffi.org>
parents: 1008
diff changeset
247 if output is None:
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diff changeset
248 output = C.LOG_OPT_OUTPUT[1]
1942
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diff changeset
249 super(ConfigureStandard, self).__init__(level, fmt, output, logger, colors, levels_taints_dict, force_colors, backend_data)
991
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250
1007
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diff changeset
251 def preTreatment(self):
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252 """We use logging methods directly, instead of using Logger"""
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diff changeset
253 import logging
1021
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diff changeset
254 log.getLogger = logging.getLogger
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diff changeset
255 log.debug = logging.debug
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diff changeset
256 log.info = logging.info
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257 log.warning = logging.warning
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diff changeset
258 log.error = logging.error
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diff changeset
259 log.critical = logging.critical
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260
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diff changeset
261 def configureLevel(self, level):
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diff changeset
262 if level is None:
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diff changeset
263 level = C.LOG_LVL_DEBUG
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diff changeset
264 self.level = level
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diff changeset
265
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diff changeset
266 def configureFormat(self, fmt):
1940
3fdacba9da68 core (logs): log color location can now be specified with %(color_start)s and %(color_end)s
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parents: 1934
diff changeset
267 super(ConfigureStandard, self).configureFormat(fmt)
1007
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diff changeset
268 import logging
2089
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diff changeset
269 import sys
1007
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270
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271 class SatFormatter(logging.Formatter):
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272 u"""Formatter which manage SàT specificities"""
1012
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273 _format = fmt
1013
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diff changeset
274 _with_profile = '%(profile)s' in fmt
1007
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275
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diff changeset
276 def __init__(self, can_colors=False):
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277 super(SatFormatter, self).__init__(self._format)
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diff changeset
278 self.can_colors = can_colors
1007
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279
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280 def format(self, record):
1013
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diff changeset
281 if self._with_profile:
1021
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diff changeset
282 record.profile = ConfigureStandard.getProfile()
1940
3fdacba9da68 core (logs): log color location can now be specified with %(color_start)s and %(color_end)s
Goffi <goffi@goffi.org>
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diff changeset
283 do_color = self.with_colors and (self.can_colors or self.force_colors)
3fdacba9da68 core (logs): log color location can now be specified with %(color_start)s and %(color_end)s
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
284 if ConfigureStandard._color_location:
3fdacba9da68 core (logs): log color location can now be specified with %(color_start)s and %(color_end)s
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
285 # we copy raw formatting strings for color_*
3fdacba9da68 core (logs): log color location can now be specified with %(color_start)s and %(color_end)s
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
286 # as formatting is handled in ansiColors in this case
3fdacba9da68 core (logs): log color location can now be specified with %(color_start)s and %(color_end)s
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
287 if do_color:
3fdacba9da68 core (logs): log color location can now be specified with %(color_start)s and %(color_end)s
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
288 record.color_start = log.COLOR_START
3fdacba9da68 core (logs): log color location can now be specified with %(color_start)s and %(color_end)s
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
289 record.color_end = log.COLOR_END
3fdacba9da68 core (logs): log color location can now be specified with %(color_start)s and %(color_end)s
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
290 else:
3fdacba9da68 core (logs): log color location can now be specified with %(color_start)s and %(color_end)s
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
291 record.color_start = record.color_end = ''
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
292 s = super(SatFormatter, self).format(record)
1940
3fdacba9da68 core (logs): log color location can now be specified with %(color_start)s and %(color_end)s
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
293 if do_color:
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
294 s = ConfigureStandard.ansiColors(record.levelname, s)
2089
0931b5a6213c core, quick_frontends: android compatibility hacks:
Goffi <goffi@goffi.org>
parents: 1942
diff changeset
295 if sys.platform == "android":
0931b5a6213c core, quick_frontends: android compatibility hacks:
Goffi <goffi@goffi.org>
parents: 1942
diff changeset
296 # FIXME: dirty hack to workaround android encoding issue on log
0931b5a6213c core, quick_frontends: android compatibility hacks:
Goffi <goffi@goffi.org>
parents: 1942
diff changeset
297 # need to be fixed properly
0931b5a6213c core, quick_frontends: android compatibility hacks:
Goffi <goffi@goffi.org>
parents: 1942
diff changeset
298 return s.encode('ascii', 'ignore')
0931b5a6213c core, quick_frontends: android compatibility hacks:
Goffi <goffi@goffi.org>
parents: 1942
diff changeset
299 else:
0931b5a6213c core, quick_frontends: android compatibility hacks:
Goffi <goffi@goffi.org>
parents: 1942
diff changeset
300 return s
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
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diff changeset
301
1012
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diff changeset
302 self.formatterClass = SatFormatter
1006
325fd230c15d core (log): added advanced feature to basic backend (colors/formatting/level and logger filtering)
Goffi <goffi@goffi.org>
parents: 1005
diff changeset
303
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
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diff changeset
304 def configureOutput(self, output):
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
305 self.manageOutputs(output)
1006
325fd230c15d core (log): added advanced feature to basic backend (colors/formatting/level and logger filtering)
Goffi <goffi@goffi.org>
parents: 1005
diff changeset
306
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
307 def configureLogger(self, logger):
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
308 self.name_filter = log.FilterName(logger) if logger else None
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
309
1942
7f053e1f0b67 core (logs): taints:
Goffi <goffi@goffi.org>
parents: 1941
diff changeset
310 def configureColors(self, colors, force_colors, levels_taints_dict):
7f053e1f0b67 core (logs): taints:
Goffi <goffi@goffi.org>
parents: 1941
diff changeset
311 super(ConfigureStandard, self).configureColors(colors, force_colors, levels_taints_dict)
1012
c8771279497e core(log): standard backend: colors are now checked on a per handler basis
Goffi <goffi@goffi.org>
parents: 1010
diff changeset
312 self.formatterClass.with_colors = colors
c8771279497e core(log): standard backend: colors are now checked on a per handler basis
Goffi <goffi@goffi.org>
parents: 1010
diff changeset
313 self.formatterClass.force_colors = force_colors
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
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diff changeset
314 if not colors and force_colors:
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
315 raise ValueError("force_colors can't be used if colors is False")
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
316
1012
c8771279497e core(log): standard backend: colors are now checked on a per handler basis
Goffi <goffi@goffi.org>
parents: 1010
diff changeset
317 def _addHandler(self, root_logger, hdlr, can_colors=False):
c8771279497e core(log): standard backend: colors are now checked on a per handler basis
Goffi <goffi@goffi.org>
parents: 1010
diff changeset
318 hdlr.setFormatter(self.formatterClass(can_colors))
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
319 root_logger.addHandler(hdlr)
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
320 root_logger.setLevel(self.level)
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
321 if self.name_filter is not None:
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
322 hdlr.addFilter(self.name_filter)
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
323
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
324 def postTreatment(self):
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
325 import logging
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
326 root_logger = logging.getLogger()
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
327 if len(root_logger.handlers) == 0:
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
328 for handler, options in log.handlers.items():
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
329 if handler == C.LOG_OPT_OUTPUT_DEFAULT:
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
330 hdlr = logging.StreamHandler()
1012
c8771279497e core(log): standard backend: colors are now checked on a per handler basis
Goffi <goffi@goffi.org>
parents: 1010
diff changeset
331 try:
c8771279497e core(log): standard backend: colors are now checked on a per handler basis
Goffi <goffi@goffi.org>
parents: 1010
diff changeset
332 can_colors = hdlr.stream.isatty()
c8771279497e core(log): standard backend: colors are now checked on a per handler basis
Goffi <goffi@goffi.org>
parents: 1010
diff changeset
333 except AttributeError:
c8771279497e core(log): standard backend: colors are now checked on a per handler basis
Goffi <goffi@goffi.org>
parents: 1010
diff changeset
334 can_colors = False
c8771279497e core(log): standard backend: colors are now checked on a per handler basis
Goffi <goffi@goffi.org>
parents: 1010
diff changeset
335 self._addHandler(root_logger, hdlr, can_colors=can_colors)
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
336 elif handler == C.LOG_OPT_OUTPUT_MEMORY:
1010
73a0b7f94674 primitivus: use of new logging system:
Goffi <goffi@goffi.org>
parents: 1008
diff changeset
337 from logging.handlers import BufferingHandler
73a0b7f94674 primitivus: use of new logging system:
Goffi <goffi@goffi.org>
parents: 1008
diff changeset
338 class SatMemoryHandler(BufferingHandler):
73a0b7f94674 primitivus: use of new logging system:
Goffi <goffi@goffi.org>
parents: 1008
diff changeset
339 def emit(self, record):
73a0b7f94674 primitivus: use of new logging system:
Goffi <goffi@goffi.org>
parents: 1008
diff changeset
340 super(SatMemoryHandler, self).emit(self.format(record))
73a0b7f94674 primitivus: use of new logging system:
Goffi <goffi@goffi.org>
parents: 1008
diff changeset
341 hdlr = SatMemoryHandler(options)
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
342 log.handlers[handler] = hdlr # we keep a reference to the handler to read the buffer later
1012
c8771279497e core(log): standard backend: colors are now checked on a per handler basis
Goffi <goffi@goffi.org>
parents: 1010
diff changeset
343 self._addHandler(root_logger, hdlr, can_colors=False)
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
344 elif handler == C.LOG_OPT_OUTPUT_FILE:
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
345 import os.path
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
346 for path in options:
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
347 hdlr = logging.FileHandler(os.path.expanduser(path))
1012
c8771279497e core(log): standard backend: colors are now checked on a per handler basis
Goffi <goffi@goffi.org>
parents: 1010
diff changeset
348 self._addHandler(root_logger, hdlr, can_colors=False)
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
349 else:
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
350 raise ValueError("Unknown handler type")
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
351 else:
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
352 root_logger.warning(u"Handlers already set on root logger")
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
353
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
354 @staticmethod
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
355 def memoryGet(size=None):
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
356 """Return buffered logs
1006
325fd230c15d core (log): added advanced feature to basic backend (colors/formatting/level and logger filtering)
Goffi <goffi@goffi.org>
parents: 1005
diff changeset
357
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
358 @param size: number of logs to return
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
359 """
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
360 mem_handler = log.handlers[C.LOG_OPT_OUTPUT_MEMORY]
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
361 return (log_msg for log_msg in mem_handler.buffer[size if size is None else -size:])
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
362
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
363
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
364 log.configure_cls[C.LOG_BACKEND_BASIC] = ConfigureBasic
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
365 log.configure_cls[C.LOG_BACKEND_TWISTED] = ConfigureTwisted
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
366 log.configure_cls[C.LOG_BACKEND_STANDARD] = ConfigureStandard
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
367
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
368 def configure(backend, **options):
1006
325fd230c15d core (log): added advanced feature to basic backend (colors/formatting/level and logger filtering)
Goffi <goffi@goffi.org>
parents: 1005
diff changeset
369 """Configure logging behaviour
991
05e02f8b7eb4 core: logging refactoring, first step:
Goffi <goffi@goffi.org>
parents:
diff changeset
370 @param backend: can be:
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371 C.LOG_BACKEND_STANDARD: use standard logging module
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372 C.LOG_BACKEND_TWISTED: use twisted logging module (with standard logging observer)
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373 C.LOG_BACKEND_BASIC: use a basic print based logging
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374 C.LOG_BACKEND_CUSTOM: use a given Logger subclass
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375 """
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376 return log.configure(backend, **options)
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377
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378 def _parseOptions(options):
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379 """Parse string options as given in conf or environment variable, and return expected python value
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380
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381 @param options (dict): options with (key: name, value: string value)
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382 """
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383 COLORS = C.LOG_OPT_COLORS[0]
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384 LEVEL = C.LOG_OPT_LEVEL[0]
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385
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386 if COLORS in options:
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387 if options[COLORS].lower() in ('1', 'true'):
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388 options[COLORS] = True
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389 elif options[COLORS] == 'force':
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390 options[COLORS] = True
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391 options['force_colors'] = True
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392 else:
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393 options[COLORS] = False
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394 if LEVEL in options:
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395 level = options[LEVEL].upper()
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396 if level not in C.LOG_LEVELS:
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397 level = C.LOG_LVL_INFO
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398 options[LEVEL] = level
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399
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400 def satConfigure(backend=C.LOG_BACKEND_STANDARD, const=None, backend_data=None):
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401 """Configure logging system for SàT, can be used by frontends
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402
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403 logs conf is read in SàT conf, then in environment variables. It must be done before Memory init
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404 @param backend: backend to use, it can be:
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405 - C.LOG_BACKEND_BASIC: print based backend
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406 - C.LOG_BACKEND_TWISTED: Twisted logging backend
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407 - C.LOG_BACKEND_STANDARD: standard logging backend
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408 @param const: Const class to use instead of sat.core.constants.Const (mainly used to change default values)
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409 """
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410 if const is not None:
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411 global C
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412 C = const
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413 log.C = const
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414 from sat.tools import config
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415 import os
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416 log_conf = {}
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417 sat_conf = config.parseMainConf()
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418 for opt_name, opt_default in C.LOG_OPTIONS():
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419 try:
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420 log_conf[opt_name] = os.environ[''.join((C.ENV_PREFIX, C.LOG_OPT_PREFIX.upper(), opt_name.upper()))]
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421 except KeyError:
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422 log_conf[opt_name] = config.getConfig(sat_conf, C.LOG_OPT_SECTION, C.LOG_OPT_PREFIX + opt_name, opt_default)
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423
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424 _parseOptions(log_conf)
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425 configure(backend, backend_data=backend_data, **log_conf)