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1 | ## @file\r |
2 | # This file implements the log mechanism for Python tools.\r | |
3 | #\r | |
4 | # Copyright (c) 2007, Intel Corporation. All rights reserved.<BR>\r | |
5 | # This program and the accompanying materials\r | |
6 | # are licensed and made available under the terms and conditions of the BSD License\r | |
7 | # which accompanies this distribution. The full text of the license may be found at\r | |
8 | # http://opensource.org/licenses/bsd-license.php\r | |
9 | #\r | |
10 | # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | #\r | |
13 | \r | |
14 | ## Import modules\r | |
15 | import sys, os, logging\r | |
16 | import traceback\r | |
17 | from BuildToolError import *\r | |
18 | \r | |
19 | ## Log level constants\r | |
20 | DEBUG_0 = 1\r | |
21 | DEBUG_1 = 2\r | |
22 | DEBUG_2 = 3\r | |
23 | DEBUG_3 = 4\r | |
24 | DEBUG_4 = 5\r | |
25 | DEBUG_5 = 6\r | |
26 | DEBUG_6 = 7\r | |
27 | DEBUG_7 = 8\r | |
28 | DEBUG_8 = 9\r | |
29 | DEBUG_9 = 10\r | |
30 | VERBOSE = 15\r | |
31 | INFO = 20\r | |
32 | WARN = 30\r | |
33 | QUIET = 40\r | |
34 | ERROR = 50\r | |
35 | \r | |
36 | IsRaiseError = True\r | |
37 | \r | |
38 | # Tool name\r | |
39 | _ToolName = os.path.basename(sys.argv[0])\r | |
40 | \r | |
41 | # For validation purpose\r | |
42 | _LogLevels = [DEBUG_0, DEBUG_1, DEBUG_2, DEBUG_3, DEBUG_4, DEBUG_5, DEBUG_6, DEBUG_7, DEBUG_8, DEBUG_9, VERBOSE, WARN, INFO, ERROR, QUIET]\r | |
43 | \r | |
44 | # For DEBUG level (All DEBUG_0~9 are applicable)\r | |
45 | _DebugLogger = logging.getLogger("tool_debug")\r | |
46 | _DebugFormatter = logging.Formatter("[%(asctime)s.%(msecs)d]: %(message)s", datefmt="%H:%M:%S")\r | |
47 | \r | |
48 | # For VERBOSE, INFO, WARN level\r | |
49 | _InfoLogger = logging.getLogger("tool_info")\r | |
50 | _InfoFormatter = logging.Formatter("%(message)s")\r | |
51 | \r | |
52 | # For ERROR level\r | |
53 | _ErrorLogger = logging.getLogger("tool_error")\r | |
54 | _ErrorFormatter = logging.Formatter("%(message)s")\r | |
55 | \r | |
56 | # String templates for ERROR/WARN/DEBUG log message\r | |
57 | _ErrorMessageTemplate = '\n\n%(tool)s...\n%(file)s(%(line)s): error %(errorcode)04X: %(msg)s\n\t%(extra)s'\r | |
58 | _ErrorMessageTemplateWithoutFile = '\n\n%(tool)s...\n : error %(errorcode)04X: %(msg)s\n\t%(extra)s'\r | |
59 | _WarningMessageTemplate = '%(tool)s...\n%(file)s(%(line)s): warning: %(msg)s'\r | |
60 | _WarningMessageTemplateWithoutFile = '%(tool)s: : warning: %(msg)s'\r | |
61 | _DebugMessageTemplate = '%(file)s(%(line)s): debug: \n %(msg)s'\r | |
62 | \r | |
63 | #\r | |
64 | # Flag used to take WARN as ERROR.\r | |
65 | # By default, only ERROR message will break the tools execution.\r | |
66 | #\r | |
67 | _WarningAsError = False\r | |
68 | \r | |
69 | ## Log debug message\r | |
70 | #\r | |
71 | # @param Level DEBUG level (DEBUG0~9)\r | |
72 | # @param Message Debug information\r | |
73 | # @param ExtraData More information associated with "Message"\r | |
74 | #\r | |
75 | def debug(Level, Message, ExtraData=None):\r | |
76 | if _DebugLogger.level > Level:\r | |
77 | return\r | |
78 | if Level > DEBUG_9:\r | |
79 | return\r | |
80 | \r | |
81 | # Find out the caller method information\r | |
82 | CallerStack = traceback.extract_stack()[-2]\r | |
83 | TemplateDict = {\r | |
84 | "file" : CallerStack[0],\r | |
85 | "line" : CallerStack[1],\r | |
86 | "msg" : Message,\r | |
87 | }\r | |
88 | \r | |
89 | if ExtraData != None:\r | |
90 | LogText = _DebugMessageTemplate % TemplateDict + "\n %s" % ExtraData\r | |
91 | else:\r | |
92 | LogText = _DebugMessageTemplate % TemplateDict\r | |
93 | \r | |
94 | _DebugLogger.log(Level, LogText)\r | |
95 | \r | |
96 | ## Log verbose message\r | |
97 | #\r | |
98 | # @param Message Verbose information\r | |
99 | #\r | |
100 | def verbose(Message):\r | |
101 | return _InfoLogger.log(VERBOSE, Message)\r | |
102 | \r | |
103 | ## Log warning message\r | |
104 | #\r | |
105 | # Warning messages are those which might be wrong but won't fail the tool.\r | |
106 | #\r | |
107 | # @param ToolName The name of the tool. If not given, the name of caller\r | |
108 | # method will be used.\r | |
109 | # @param Message Warning information\r | |
110 | # @param File The name of file which caused the warning.\r | |
111 | # @param Line The line number in the "File" which caused the warning.\r | |
112 | # @param ExtraData More information associated with "Message"\r | |
113 | #\r | |
114 | def warn(ToolName, Message, File=None, Line=None, ExtraData=None):\r | |
115 | if _InfoLogger.level > WARN:\r | |
116 | return\r | |
117 | \r | |
118 | # if no tool name given, use caller's source file name as tool name\r | |
119 | if ToolName == None or ToolName == "":\r | |
120 | ToolName = os.path.basename(traceback.extract_stack()[-2][0])\r | |
121 | \r | |
122 | if Line == None:\r | |
123 | Line = "..."\r | |
124 | else:\r | |
125 | Line = "%d" % Line\r | |
126 | \r | |
127 | TemplateDict = {\r | |
128 | "tool" : ToolName,\r | |
129 | "file" : File,\r | |
130 | "line" : Line,\r | |
131 | "msg" : Message,\r | |
132 | }\r | |
133 | \r | |
134 | if File != None:\r | |
135 | LogText = _WarningMessageTemplate % TemplateDict\r | |
136 | else:\r | |
137 | LogText = _WarningMessageTemplateWithoutFile % TemplateDict\r | |
138 | \r | |
139 | if ExtraData != None:\r | |
140 | LogText += "\n %s" % ExtraData\r | |
141 | \r | |
142 | _InfoLogger.log(WARN, LogText)\r | |
143 | \r | |
144 | # Raise an execption if indicated\r | |
145 | if _WarningAsError == True:\r | |
146 | raise FatalError(WARNING_AS_ERROR)\r | |
147 | \r | |
148 | ## Log INFO message\r | |
149 | info = _InfoLogger.info\r | |
150 | \r | |
151 | ## Log ERROR message\r | |
152 | #\r | |
153 | # Once an error messages is logged, the tool's execution will be broken by raising\r | |
154 | # an execption. If you don't want to break the execution later, you can give\r | |
155 | # "RaiseError" with "False" value.\r | |
156 | #\r | |
157 | # @param ToolName The name of the tool. If not given, the name of caller\r | |
158 | # method will be used.\r | |
159 | # @param ErrorCode The error code\r | |
160 | # @param Message Warning information\r | |
161 | # @param File The name of file which caused the error.\r | |
162 | # @param Line The line number in the "File" which caused the warning.\r | |
163 | # @param ExtraData More information associated with "Message"\r | |
164 | # @param RaiseError Raise an exception to break the tool's executuion if\r | |
165 | # it's True. This is the default behavior.\r | |
166 | #\r | |
167 | def error(ToolName, ErrorCode, Message=None, File=None, Line=None, ExtraData=None, RaiseError=IsRaiseError):\r | |
168 | if Line == None:\r | |
169 | Line = "..."\r | |
170 | else:\r | |
171 | Line = "%d" % Line\r | |
172 | \r | |
173 | if Message == None:\r | |
174 | if ErrorCode in gErrorMessage:\r | |
175 | Message = gErrorMessage[ErrorCode]\r | |
176 | else:\r | |
177 | Message = gErrorMessage[UNKNOWN_ERROR]\r | |
178 | \r | |
179 | if ExtraData == None:\r | |
180 | ExtraData = ""\r | |
181 | \r | |
182 | TemplateDict = {\r | |
183 | "tool" : _ToolName,\r | |
184 | "file" : File,\r | |
185 | "line" : Line,\r | |
186 | "errorcode" : ErrorCode,\r | |
187 | "msg" : Message,\r | |
188 | "extra" : ExtraData\r | |
189 | }\r | |
190 | \r | |
191 | if File != None:\r | |
192 | LogText = _ErrorMessageTemplate % TemplateDict\r | |
193 | else:\r | |
194 | LogText = _ErrorMessageTemplateWithoutFile % TemplateDict\r | |
195 | \r | |
196 | _ErrorLogger.log(ERROR, LogText)\r | |
197 | if RaiseError:\r | |
198 | raise FatalError(ErrorCode)\r | |
199 | \r | |
200 | # Log information which should be always put out\r | |
201 | quiet = _ErrorLogger.error\r | |
202 | \r | |
203 | ## Initialize log system\r | |
204 | def Initialize():\r | |
205 | #\r | |
206 | # Since we use different format to log different levels of message into different\r | |
207 | # place (stdout or stderr), we have to use different "Logger" objects to do this.\r | |
208 | #\r | |
209 | # For DEBUG level (All DEBUG_0~9 are applicable)\r | |
210 | _DebugLogger.setLevel(INFO)\r | |
211 | _DebugChannel = logging.StreamHandler(sys.stdout)\r | |
212 | _DebugChannel.setFormatter(_DebugFormatter)\r | |
213 | _DebugLogger.addHandler(_DebugChannel)\r | |
214 | \r | |
215 | # For VERBOSE, INFO, WARN level\r | |
216 | _InfoLogger.setLevel(INFO)\r | |
217 | _InfoChannel = logging.StreamHandler(sys.stdout)\r | |
218 | _InfoChannel.setFormatter(_InfoFormatter)\r | |
219 | _InfoLogger.addHandler(_InfoChannel)\r | |
220 | \r | |
221 | # For ERROR level\r | |
222 | _ErrorLogger.setLevel(INFO)\r | |
223 | _ErrorCh = logging.StreamHandler(sys.stderr)\r | |
224 | _ErrorCh.setFormatter(_ErrorFormatter)\r | |
225 | _ErrorLogger.addHandler(_ErrorCh)\r | |
226 | \r | |
227 | ## Set log level\r | |
228 | #\r | |
229 | # @param Level One of log level in _LogLevel\r | |
230 | def SetLevel(Level):\r | |
231 | if Level not in _LogLevels:\r | |
232 | info("Not supported log level (%d). Use default level instead." % Level)\r | |
233 | Level = INFO\r | |
234 | _DebugLogger.setLevel(Level)\r | |
235 | _InfoLogger.setLevel(Level)\r | |
236 | _ErrorLogger.setLevel(Level)\r | |
237 | \r | |
238 | ## Get current log level\r | |
239 | def GetLevel():\r | |
240 | return _InfoLogger.getEffectiveLevel()\r | |
241 | \r | |
242 | ## Raise up warning as error\r | |
243 | def SetWarningAsError():\r | |
244 | global _WarningAsError\r | |
245 | _WarningAsError = True\r | |
246 | \r | |
247 | ## Specify a file to store the log message as well as put on console\r | |
248 | #\r | |
249 | # @param LogFile The file path used to store the log message\r | |
250 | #\r | |
251 | def SetLogFile(LogFile):\r | |
252 | if os.path.exists(LogFile):\r | |
253 | os.remove(LogFile)\r | |
254 | \r | |
255 | _Ch = logging.FileHandler(LogFile)\r | |
256 | _Ch.setFormatter(_DebugFormatter)\r | |
257 | _DebugLogger.addHandler(_Ch)\r | |
258 | \r | |
259 | _Ch= logging.FileHandler(LogFile)\r | |
260 | _Ch.setFormatter(_InfoFormatter)\r | |
261 | _InfoLogger.addHandler(_Ch)\r | |
262 | \r | |
263 | _Ch = logging.FileHandler(LogFile)\r | |
264 | _Ch.setFormatter(_ErrorFormatter)\r | |
265 | _ErrorLogger.addHandler(_Ch)\r | |
266 | \r | |
267 | if __name__ == '__main__':\r | |
268 | pass\r | |
269 | \r |