Mercurial > libervia-backend

annotate sat/core/log_config.py @ 4028:883db2790b11

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tools (common/date_utils): let use a timezone name as str in `date_fmt`
author Goffi <goffi@goffi.org>
date Thu, 30 Mar 2023 16:51:09 +0200
parents 760f563b1243
children 524856bd7b19
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
3028
ab2696e34d29 Python 3 port:
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1 #!/usr/bin/env python3
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2
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3
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4 # Libervia: an XMPP client
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5 # Copyright (C) 2009-2021 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().__init__(*args, **kwargs)
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33 from twisted.logger import Logger
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34 self.twisted_log = Logger()
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35
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36 def out(self, message, level=None, **kwargs):
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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.emit(
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42 level=self.level_map[level],
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43 format=message,
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44 sat_logged=True,
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45 **kwargs,
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46 )
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47
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48
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49 class ConfigureBasic(log.ConfigureBase):
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50 def configureColors(self, colors, force_colors, levels_taints_dict):
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51 super(ConfigureBasic, self).configureColors(
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52 colors, force_colors, levels_taints_dict
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53 )
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54 if colors:
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55 import sys
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56
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57 try:
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58 isatty = sys.stdout.isatty()
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59 except AttributeError:
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60 isatty = False
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61 # FIXME: isatty should be tested on each handler, not globaly
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62 if (force_colors or isatty):
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63 # we need colors
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64 log.Logger.post_treat = lambda logger, level, message: self.ansiColors(
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65 level, message
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66 )
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67 elif force_colors:
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68 raise ValueError("force_colors can't be used if colors is False")
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69
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70 @staticmethod
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71 def getProfile():
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72 """Try to find profile value using introspection"""
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73 import inspect
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74
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75 stack = inspect.stack()
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76 current_path = stack[0][1]
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77 for frame_data in stack[:-1]:
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78 if frame_data[1] != current_path:
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79 if (
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80 log.backend == C.LOG_BACKEND_STANDARD
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81 and "/logging/__init__.py" in frame_data[1]
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82 ):
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83 continue
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84 break
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85
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86 frame = frame_data[0]
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87 args = inspect.getargvalues(frame)
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88 try:
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89 profile = args.locals.get("profile") or args.locals["profile_key"]
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90 except (TypeError, KeyError):
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91 try:
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92 try:
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93 profile = args.locals["self"].profile
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94 except AttributeError:
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95 try:
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96 profile = args.locals["self"].parent.profile
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97 except AttributeError:
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98 profile = args.locals[
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99 "self"
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100 ].host.profile # used in quick_frontend for single profile configuration
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101 except Exception:
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102 # we can't find profile, we return an empty value
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103 profile = ""
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104 return profile
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105
1007
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106
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107 class ConfigureTwisted(ConfigureBasic):
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108 LOGGER_CLASS = TwistedLogger
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109
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110 def preTreatment(self):
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111 from twisted import logger
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112 global logger
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113 self.level_map = {
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114 C.LOG_LVL_DEBUG: logger.LogLevel.debug,
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115 C.LOG_LVL_INFO: logger.LogLevel.info,
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116 C.LOG_LVL_WARNING: logger.LogLevel.warn,
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117 C.LOG_LVL_ERROR: logger.LogLevel.error,
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118 C.LOG_LVL_CRITICAL: logger.LogLevel.critical,
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119 }
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120 self.LOGGER_CLASS.level_map = self.level_map
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121
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122 def configureLevel(self, level):
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123 self.level = self.level_map[level]
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124
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125 def configureOutput(self, output):
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126 import sys
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127 from twisted.python import logfile
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128 self.log_publisher = logger.LogPublisher()
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129
1007
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130 if output is None:
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131 output = C.LOG_OPT_OUTPUT_SEP + C.LOG_OPT_OUTPUT_DEFAULT
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132 self.manageOutputs(output)
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133
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134 if C.LOG_OPT_OUTPUT_DEFAULT in log.handlers:
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135 if self.backend_data is None:
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136 raise ValueError(
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137 "You must pass options as backend_data with Twisted backend"
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diff changeset
138 )
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
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139 options = self.backend_data
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140 log_file = logfile.LogFile.fromFullPath(options['logfile'])
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141 self.log_publisher.addObserver(
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142 logger.FileLogObserver(log_file, self.textFormatter))
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143 # we also want output to stdout if we are in debug or nodaemon mode
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144 if options.get("nodaemon", False) or options.get("debug", False):
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145 self.log_publisher.addObserver(
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146 logger.FileLogObserver(sys.stdout, self.textFormatter))
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147
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148 if C.LOG_OPT_OUTPUT_FILE in log.handlers:
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149
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150 for path in log.handlers[C.LOG_OPT_OUTPUT_FILE]:
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151 log_file = (
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152 sys.stdout if path == "-" else logfile.LogFile.fromFullPath(path)
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153 )
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diff changeset
154 self.log_publisher.addObserver(
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155 logger.FileLogObserver(log_file, self.textFormatter))
1007
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156
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157 if C.LOG_OPT_OUTPUT_MEMORY in log.handlers:
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158 raise NotImplementedError(
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159 "Memory observer is not implemented in Twisted backend"
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160 )
1007
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161
1942
7f053e1f0b67 core (logs): taints:
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162 def configureColors(self, colors, force_colors, levels_taints_dict):
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163 super(ConfigureTwisted, self).configureColors(
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164 colors, force_colors, levels_taints_dict
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165 )
1007
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166 self.LOGGER_CLASS.colors = colors
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167 self.LOGGER_CLASS.force_colors = force_colors
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168 if force_colors and not colors:
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169 raise ValueError("colors must be True if force_colors is True")
1007
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170
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171 def postTreatment(self):
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172 """Install twistedObserver which manage non SàT logs"""
3280
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173 # from twisted import logger
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diff changeset
174 import sys
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diff changeset
175 filtering_obs = logger.FilteringLogObserver(
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176 observer=self.log_publisher,
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diff changeset
177 predicates=[
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diff changeset
178 logger.LogLevelFilterPredicate(self.level),
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diff changeset
179 ]
96b9b65b4368 core (log): logging with Twisted now uses the new twisted.logger
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diff changeset
180 )
96b9b65b4368 core (log): logging with Twisted now uses the new twisted.logger
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diff changeset
181 logger.globalLogBeginner.beginLoggingTo([filtering_obs])
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182
3280
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183 def textFormatter(self, event):
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diff changeset
184 if event.get('sat_logged', False):
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185 timestamp = ''.join([logger.formatTime(event.get("log_time", None)), " "])
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186 return f"{timestamp}{event.get('log_format', '')}\n"
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diff changeset
187 else:
96b9b65b4368 core (log): logging with Twisted now uses the new twisted.logger
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diff changeset
188 eventText = logger.eventAsText(
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diff changeset
189 event, includeSystem=True)
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diff changeset
190 if not eventText:
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diff changeset
191 return None
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diff changeset
192 return eventText.replace("\n", "\n\t") + "\n"
1007
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193
a7d33c7a8277 core (log): refactoring + twisted backend:
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194
1021
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195 class ConfigureStandard(ConfigureBasic):
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196 def __init__(
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197 self,
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198 level=None,
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199 fmt=None,
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200 output=None,
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201 logger=None,
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diff changeset
202 colors=False,
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diff changeset
203 levels_taints_dict=None,
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diff changeset
204 force_colors=False,
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diff changeset
205 backend_data=None,
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diff changeset
206 ):
1010
73a0b7f94674 primitivus: use of new logging system:
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diff changeset
207 if fmt is None:
73a0b7f94674 primitivus: use of new logging system:
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diff changeset
208 fmt = C.LOG_OPT_FORMAT[1]
73a0b7f94674 primitivus: use of new logging system:
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parents: 1008
diff changeset
209 if output is None:
73a0b7f94674 primitivus: use of new logging system:
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diff changeset
210 output = C.LOG_OPT_OUTPUT[1]
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diff changeset
211 super(ConfigureStandard, self).__init__(
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diff changeset
212 level,
56f94936df1e code style reformatting using black
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parents: 2562
diff changeset
213 fmt,
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
214 output,
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Goffi <goffi@goffi.org>
parents: 2562
diff changeset
215 logger,
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
216 colors,
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
217 levels_taints_dict,
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
218 force_colors,
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parents: 2562
diff changeset
219 backend_data,
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parents: 2562
diff changeset
220 )
991
05e02f8b7eb4 core: logging refactoring, first step:
Goffi <goffi@goffi.org>
parents:
diff changeset
221
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
222 def preTreatment(self):
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
223 """We use logging methods directly, instead of using Logger"""
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
224 import logging
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diff changeset
225
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
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diff changeset
226 log.getLogger = logging.getLogger
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
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diff changeset
227 log.debug = logging.debug
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
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parents: 1017
diff changeset
228 log.info = logging.info
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
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parents: 1017
diff changeset
229 log.warning = logging.warning
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
230 log.error = logging.error
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
231 log.critical = logging.critical
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
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diff changeset
232
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
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diff changeset
233 def configureLevel(self, level):
a7d33c7a8277 core (log): refactoring + twisted backend:
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parents: 1006
diff changeset
234 if level is None:
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
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diff changeset
235 level = C.LOG_LVL_DEBUG
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
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diff changeset
236 self.level = level
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
237
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
238 def configureFormat(self, fmt):
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
239 super(ConfigureStandard, self).configureFormat(fmt)
1007
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Goffi <goffi@goffi.org>
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diff changeset
240 import logging
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
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diff changeset
241
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
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diff changeset
242 class SatFormatter(logging.Formatter):
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2836
diff changeset
243 """Formatter which manage SàT specificities"""
1012
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diff changeset
244 _format = fmt
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diff changeset
245 _with_profile = "%(profile)s" in fmt
1007
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diff changeset
246
1012
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diff changeset
247 def __init__(self, can_colors=False):
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parents: 1010
diff changeset
248 super(SatFormatter, self).__init__(self._format)
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Goffi <goffi@goffi.org>
parents: 1010
diff changeset
249 self.can_colors = can_colors
1007
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Goffi <goffi@goffi.org>
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diff changeset
250
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
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diff changeset
251 def format(self, record):
1013
11409a6c16c7 core (log/standard backend): added "%(profile)s" format management
Goffi <goffi@goffi.org>
parents: 1012
diff changeset
252 if self._with_profile:
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
253 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>
parents: 1934
diff changeset
254 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
255 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
256 # 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
257 # 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
258 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
259 record.color_start = log.COLOR_START
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
260 record.color_end = log.COLOR_END
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Goffi <goffi@goffi.org>
parents: 1934
diff changeset
261 else:
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diff changeset
262 record.color_start = record.color_end = ""
1007
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parents: 1006
diff changeset
263 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
264 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
265 s = ConfigureStandard.ansiColors(record.levelname, s)
3056
49c7bc3afb2b core (log): removed Android hack:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
266 return s
1007
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parents: 1006
diff changeset
267
1012
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diff changeset
268 self.formatterClass = SatFormatter
1006
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parents: 1005
diff changeset
269
1007
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Goffi <goffi@goffi.org>
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diff changeset
270 def configureOutput(self, output):
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
271 self.manageOutputs(output)
1006
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diff changeset
272
1007
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diff changeset
273 def configureLogger(self, logger):
1021
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diff changeset
274 self.name_filter = log.FilterName(logger) if logger else None
1007
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parents: 1006
diff changeset
275
1942
7f053e1f0b67 core (logs): taints:
Goffi <goffi@goffi.org>
parents: 1941
diff changeset
276 def configureColors(self, colors, force_colors, levels_taints_dict):
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diff changeset
277 super(ConfigureStandard, self).configureColors(
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diff changeset
278 colors, force_colors, levels_taints_dict
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diff changeset
279 )
1012
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diff changeset
280 self.formatterClass.with_colors = colors
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diff changeset
281 self.formatterClass.force_colors = force_colors
1007
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Goffi <goffi@goffi.org>
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diff changeset
282 if not colors and force_colors:
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
283 raise ValueError("force_colors can't be used if colors is False")
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parents: 1006
diff changeset
284
1012
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diff changeset
285 def _addHandler(self, root_logger, hdlr, can_colors=False):
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diff changeset
286 hdlr.setFormatter(self.formatterClass(can_colors))
1007
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diff changeset
287 root_logger.addHandler(hdlr)
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diff changeset
288 root_logger.setLevel(self.level)
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
289 if self.name_filter is not None:
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diff changeset
290 hdlr.addFilter(self.name_filter)
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diff changeset
291
a7d33c7a8277 core (log): refactoring + twisted backend:
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diff changeset
292 def postTreatment(self):
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diff changeset
293 import logging
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294
1007
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diff changeset
295 root_logger = logging.getLogger()
a7d33c7a8277 core (log): refactoring + twisted backend:
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parents: 1006
diff changeset
296 if len(root_logger.handlers) == 0:
3028
ab2696e34d29 Python 3 port:
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parents: 2836
diff changeset
297 for handler, options in list(log.handlers.items()):
1007
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diff changeset
298 if handler == C.LOG_OPT_OUTPUT_DEFAULT:
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diff changeset
299 hdlr = logging.StreamHandler()
1012
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Goffi <goffi@goffi.org>
parents: 1010
diff changeset
300 try:
c8771279497e core(log): standard backend: colors are now checked on a per handler basis
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parents: 1010
diff changeset
301 can_colors = hdlr.stream.isatty()
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Goffi <goffi@goffi.org>
parents: 1010
diff changeset
302 except AttributeError:
c8771279497e core(log): standard backend: colors are now checked on a per handler basis
Goffi <goffi@goffi.org>
parents: 1010
diff changeset
303 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
304 self._addHandler(root_logger, hdlr, can_colors=can_colors)
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
305 elif handler == C.LOG_OPT_OUTPUT_MEMORY:
1010
73a0b7f94674 primitivus: use of new logging system:
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parents: 1008
diff changeset
306 from logging.handlers import BufferingHandler
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parents: 2562
diff changeset
307
1010
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parents: 1008
diff changeset
308 class SatMemoryHandler(BufferingHandler):
73a0b7f94674 primitivus: use of new logging system:
Goffi <goffi@goffi.org>
parents: 1008
diff changeset
309 def emit(self, record):
73a0b7f94674 primitivus: use of new logging system:
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parents: 1008
diff changeset
310 super(SatMemoryHandler, self).emit(self.format(record))
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parents: 2562
diff changeset
311
1010
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parents: 1008
diff changeset
312 hdlr = SatMemoryHandler(options)
2624
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Goffi <goffi@goffi.org>
parents: 2562
diff changeset
313 log.handlers[
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
314 handler
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
315 ] = (
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
316 hdlr
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
317 ) # we keep a reference to the handler to read the buffer later
1012
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Goffi <goffi@goffi.org>
parents: 1010
diff changeset
318 self._addHandler(root_logger, hdlr, can_colors=False)
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
319 elif handler == C.LOG_OPT_OUTPUT_FILE:
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
320 import os.path
2624
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Goffi <goffi@goffi.org>
parents: 2562
diff changeset
321
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
322 for path in options:
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
323 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
324 self._addHandler(root_logger, hdlr, can_colors=False)
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
325 else:
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
326 raise ValueError("Unknown handler type")
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
327 else:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2836
diff changeset
328 root_logger.warning("Handlers already set on root logger")
1007
a7d33c7a8277 core (log): refactoring + twisted backend:
Goffi <goffi@goffi.org>
parents: 1006
diff changeset
329
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
330 @staticmethod
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
331 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
332 """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
333
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
334 @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
335 """
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
336 mem_handler = log.handlers[C.LOG_OPT_OUTPUT_MEMORY]
2624
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Goffi <goffi@goffi.org>
parents: 2562
diff changeset
337 return (
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
338 log_msg for log_msg in mem_handler.buffer[size if size is None else -size :]
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
339 )
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
340
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
341
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.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
343 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
344 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
345
2624
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parents: 2562
diff changeset
346
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
347 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
348 """Configure logging behaviour
991
05e02f8b7eb4 core: logging refactoring, first step:
Goffi <goffi@goffi.org>
parents:
diff changeset
349 @param backend: can be:
05e02f8b7eb4 core: logging refactoring, first step:
Goffi <goffi@goffi.org>
parents:
diff changeset
350 C.LOG_BACKEND_STANDARD: use standard logging module
05e02f8b7eb4 core: logging refactoring, first step:
Goffi <goffi@goffi.org>
parents:
diff changeset
351 C.LOG_BACKEND_TWISTED: use twisted logging module (with standard logging observer)
05e02f8b7eb4 core: logging refactoring, first step:
Goffi <goffi@goffi.org>
parents:
diff changeset
352 C.LOG_BACKEND_BASIC: use a basic print based logging
1017
0ea97f483464 core (log): added "custom" backend
Goffi <goffi@goffi.org>
parents: 1016
diff changeset
353 C.LOG_BACKEND_CUSTOM: use a given Logger subclass
991
05e02f8b7eb4 core: logging refactoring, first step:
Goffi <goffi@goffi.org>
parents:
diff changeset
354 """
1021
a836b6da2c5c core (log): moved configuration to core.log_config; this avoid import issues with pyjamas.
Goffi <goffi@goffi.org>
parents: 1017
diff changeset
355 return log.configure(backend, **options)
991
05e02f8b7eb4 core: logging refactoring, first step:
Goffi <goffi@goffi.org>
parents:
diff changeset
356
2624
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Goffi <goffi@goffi.org>
parents: 2562
diff changeset
357
994
652c01ca69b1 core (log): configuration and environment variables are now checked for log level and colors:
Goffi <goffi@goffi.org>
parents: 992
diff changeset
358 def _parseOptions(options):
652c01ca69b1 core (log): configuration and environment variables are now checked for log level and colors:
Goffi <goffi@goffi.org>
parents: 992
diff changeset
359 """Parse string options as given in conf or environment variable, and return expected python value
652c01ca69b1 core (log): configuration and environment variables are now checked for log level and colors:
Goffi <goffi@goffi.org>
parents: 992
diff changeset
360
652c01ca69b1 core (log): configuration and environment variables are now checked for log level and colors:
Goffi <goffi@goffi.org>
parents: 992
diff changeset
361 @param options (dict): options with (key: name, value: string value)
652c01ca69b1 core (log): configuration and environment variables are now checked for log level and colors:
Goffi <goffi@goffi.org>
parents: 992
diff changeset
362 """
1005
b4af31a8a4f2 core (logs): added formatting, name filter and outputs management:
Goffi <goffi@goffi.org>
parents: 994
diff changeset
363 COLORS = C.LOG_OPT_COLORS[0]
b4af31a8a4f2 core (logs): added formatting, name filter and outputs management:
Goffi <goffi@goffi.org>
parents: 994
diff changeset
364 LEVEL = C.LOG_OPT_LEVEL[0]
b4af31a8a4f2 core (logs): added formatting, name filter and outputs management:
Goffi <goffi@goffi.org>
parents: 994
diff changeset
365
b4af31a8a4f2 core (logs): added formatting, name filter and outputs management:
Goffi <goffi@goffi.org>
parents: 994
diff changeset
366 if COLORS in options:
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
367 if options[COLORS].lower() in ("1", "true"):
1005
b4af31a8a4f2 core (logs): added formatting, name filter and outputs management:
Goffi <goffi@goffi.org>
parents: 994
diff changeset
368 options[COLORS] = True
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
369 elif options[COLORS] == "force":
1005
b4af31a8a4f2 core (logs): added formatting, name filter and outputs management:
Goffi <goffi@goffi.org>
parents: 994
diff changeset
370 options[COLORS] = True
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
371 options["force_colors"] = True
994
652c01ca69b1 core (log): configuration and environment variables are now checked for log level and colors:
Goffi <goffi@goffi.org>
parents: 992
diff changeset
372 else:
1005
b4af31a8a4f2 core (logs): added formatting, name filter and outputs management:
Goffi <goffi@goffi.org>
parents: 994
diff changeset
373 options[COLORS] = False
b4af31a8a4f2 core (logs): added formatting, name filter and outputs management:
Goffi <goffi@goffi.org>
parents: 994
diff changeset
374 if LEVEL in options:
b4af31a8a4f2 core (logs): added formatting, name filter and outputs management:
Goffi <goffi@goffi.org>
parents: 994
diff changeset
375 level = options[LEVEL].upper()
b4af31a8a4f2 core (logs): added formatting, name filter and outputs management:
Goffi <goffi@goffi.org>
parents: 994
diff changeset
376 if level not in C.LOG_LEVELS:
b4af31a8a4f2 core (logs): added formatting, name filter and outputs management:
Goffi <goffi@goffi.org>
parents: 994
diff changeset
377 level = C.LOG_LVL_INFO
b4af31a8a4f2 core (logs): added formatting, name filter and outputs management:
Goffi <goffi@goffi.org>
parents: 994
diff changeset
378 options[LEVEL] = level
994
652c01ca69b1 core (log): configuration and environment variables are now checked for log level and colors:
Goffi <goffi@goffi.org>
parents: 992
diff changeset
379
2624
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Goffi <goffi@goffi.org>
parents: 2562
diff changeset
380
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
381 def satConfigure(backend=C.LOG_BACKEND_STANDARD, const=None, backend_data=None):
994
652c01ca69b1 core (log): configuration and environment variables are now checked for log level and colors:
Goffi <goffi@goffi.org>
parents: 992
diff changeset
382 """Configure logging system for SàT, can be used by frontends
652c01ca69b1 core (log): configuration and environment variables are now checked for log level and colors:
Goffi <goffi@goffi.org>
parents: 992
diff changeset
383
652c01ca69b1 core (log): configuration and environment variables are now checked for log level and colors:
Goffi <goffi@goffi.org>
parents: 992
diff changeset
384 logs conf is read in SàT conf, then in environment variables. It must be done before Memory init
1010
73a0b7f94674 primitivus: use of new logging system:
Goffi <goffi@goffi.org>
parents: 1008
diff changeset
385 @param backend: backend to use, it can be:
73a0b7f94674 primitivus: use of new logging system:
Goffi <goffi@goffi.org>
parents: 1008
diff changeset
386 - C.LOG_BACKEND_BASIC: print based backend
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387 - C.LOG_BACKEND_TWISTED: Twisted logging backend
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388 - C.LOG_BACKEND_STANDARD: standard logging backend
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389 @param const: Const class to use instead of sat.core.constants.Const (mainly used to change default values)
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390 """
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391 if const is not None:
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392 global C
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393 C = const
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394 log.C = const
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395 from sat.tools import config
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396 import os
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397
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398 log_conf = {}
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399 sat_conf = config.parseMainConf()
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400 for opt_name, opt_default in C.LOG_OPTIONS():
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401 try:
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402 log_conf[opt_name] = os.environ[
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403 "".join((C.ENV_PREFIX, C.LOG_OPT_PREFIX.upper(), opt_name.upper()))
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404 ]
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405 except KeyError:
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406 log_conf[opt_name] = config.getConfig(
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407 sat_conf, C.LOG_OPT_SECTION, C.LOG_OPT_PREFIX + opt_name, opt_default
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408 )
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409
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410 _parseOptions(log_conf)
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411 configure(backend, backend_data=backend_data, **log_conf)