2 # -*- coding: utf-8 -*-
3 ##############################################################################
5 # OpenERP, Open Source Management Solution
6 # Copyright (C) 2004-2009 Tiny SPRL (<http://tiny.be>). All Rights Reserved
7 # The refactoring about the OpenSSL support come from Tryton
8 # Copyright (C) 2007-2009 Cédric Krier.
9 # Copyright (C) 2007-2009 Bertrand Chenal.
10 # Copyright (C) 2008 B2CK SPRL.
12 # This program is free software: you can redistribute it and/or modify
13 # it under the terms of the GNU General Public License as published by
14 # the Free Software Foundation, either version 3 of the License, or
15 # (at your option) any later version.
17 # This program is distributed in the hope that it will be useful,
18 # but WITHOUT ANY WARRANTY; without even the implied warranty of
19 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 # GNU General Public License for more details.
22 # You should have received a copy of the GNU General Public License
23 # along with this program. If not, see <http://www.gnu.org/licenses/>.
25 ##############################################################################
28 import logging.handlers
33 from pprint import pformat
36 class Service(object):
37 """ Base class for *Local* services
39 Functionality here is trusted, no authentication.
42 def __init__(self, name, audience=''):
43 Service._services[name] = self
47 def joinGroup(self, name):
48 raise Exception("No group for local services")
49 #GROUPS.setdefault(name, {})[self.__name] = self
52 def exists(cls, name):
53 return name in cls._services
56 def remove(cls, name):
58 cls._services.pop(name)
60 def exportMethod(self, method):
62 self._methods[method.__name__] = method
64 def abortResponse(self, error, description, origin, details):
65 if not tools.config['debug_mode']:
66 raise Exception("%s -- %s\n\n%s"%(origin, description, details))
70 class LocalService(object):
71 """ Proxy for local services.
73 Any instance of this class will behave like the single instance
76 __logger = logging.getLogger('service')
77 def __init__(self, name):
80 self._service = Service._services[name]
81 for method_name, method_definition in self._service._methods.items():
82 setattr(self, method_name, method_definition)
83 except KeyError, keyError:
84 self.__logger.error('This service does not exist: %s' % (str(keyError),) )
87 def __call__(self, method, *params):
88 return getattr(self, method)(*params)
90 class ExportService(object):
91 """ Proxy for exported services.
93 All methods here should take an AuthProxy as their first parameter. It
94 will be appended by the calling framework.
96 Note that this class has no direct proxy, capable of calling
97 eservice.method(). Rather, the proxy should call
98 dispatch(method,auth,params)
104 def __init__(self, name, audience=''):
105 ExportService._services[name] = self
108 def joinGroup(self, name):
109 ExportService._groups.setdefault(name, {})[self.__name] = self
112 def getService(cls,name):
113 return cls._services[name]
115 def dispatch(self, method, auth, params):
116 raise Exception("stub dispatch at %s" % self.__name)
118 def new_dispatch(self,method,auth,params):
119 raise Exception("stub dispatch at %s" % self.__name)
121 def abortResponse(self, error, description, origin, details):
122 if not tools.config['debug_mode']:
123 raise Exception("%s -- %s\n\n%s"%(origin, description, details))
127 LOG_NOTSET = 'notset'
128 LOG_DEBUG_RPC = 'debug_rpc'
134 LOG_CRITICAL = 'critical'
136 logging.DEBUG_RPC = logging.DEBUG - 2
137 logging.addLevelName(logging.DEBUG_RPC, 'DEBUG_RPC')
139 logging.TEST = logging.INFO - 5
140 logging.addLevelName(logging.TEST, 'TEST')
144 from tools.translate import resetlocale
147 logger = logging.getLogger()
148 # create a format for log messages and dates
149 formatter = logging.Formatter('[%(asctime)s] %(levelname)s:%(name)s:%(message)s')
151 if tools.config['syslog']:
154 handler = logging.handlers.NTEventLogHandler("%s %s" % (release.description, release.version))
156 handler = logging.handlers.SysLogHandler('/dev/log')
157 formatter = logging.Formatter("%s %s" % (release.description, release.version) + ':%(levelname)s:%(name)s:%(message)s')
159 elif tools.config['logfile']:
161 logf = tools.config['logfile']
163 dirname = os.path.dirname(logf)
164 if dirname and not os.path.isdir(dirname):
166 if tools.config['logrotate'] is not False:
167 handler = logging.handlers.TimedRotatingFileHandler(logf,'D',1,30)
168 elif os.name == 'posix':
169 handler = logging.handlers.WatchedFileHandler(logf)
171 handler = logging.handlers.FileHandler(logf)
172 except Exception, ex:
173 sys.stderr.write("ERROR: couldn't create the logfile directory. Logging to the standard output.\n")
174 handler = logging.StreamHandler(sys.stdout)
176 # Normal Handler on standard output
177 handler = logging.StreamHandler(sys.stdout)
180 # tell the handler to use this format
181 handler.setFormatter(formatter)
183 # add the handler to the root logger
184 logger.addHandler(handler)
185 logger.setLevel(int(tools.config['log_level'] or '0'))
187 if (not isinstance(handler, logging.FileHandler)) and os.name != 'nt':
188 # change color of level names
189 # uses of ANSI color codes
190 # see http://pueblo.sourceforge.net/doc/manual/ansi_color_codes.html
191 # maybe use http://code.activestate.com/recipes/574451/
192 colors = ['black', 'red', 'green', 'yellow', 'blue', 'magenta', 'cyan', 'white', None, 'default']
193 foreground = lambda f: 30 + colors.index(f)
194 background = lambda f: 40 + colors.index(f)
197 'DEBUG_RPC': ('blue', 'white'),
198 'DEBUG': ('blue', 'default'),
199 'INFO': ('green', 'default'),
200 'TEST': ('white', 'blue'),
201 'WARNING': ('yellow', 'default'),
202 'ERROR': ('red', 'default'),
203 'CRITICAL': ('white', 'red'),
206 for level, (fg, bg) in mapping.items():
207 msg = "\x1b[%dm\x1b[%dm%s\x1b[0m" % (foreground(fg), background(bg), level)
208 logging.addLevelName(getattr(logging, level), msg)
211 class Logger(object):
213 warnings.warn("The netsvc.Logger API shouldn't be used anymore, please "
214 "use the standard `logging.getLogger` API instead",
215 PendingDeprecationWarning, stacklevel=2)
216 super(Logger, self).__init__()
218 def notifyChannel(self, name, level, msg):
219 warnings.warn("notifyChannel API shouldn't be used anymore, please use "
220 "the standard `logging` module instead",
221 PendingDeprecationWarning, stacklevel=2)
222 from service.web_services import common
224 log = logging.getLogger(tools.ustr(name))
226 if level in [LOG_DEBUG_RPC, LOG_TEST] and not hasattr(log, level):
227 fct = lambda msg, *args, **kwargs: log.log(getattr(logging, level.upper()), msg, *args, **kwargs)
228 setattr(log, level, fct)
231 level_method = getattr(log, level)
233 if isinstance(msg, Exception):
234 msg = tools.exception_to_unicode(msg)
237 msg = tools.ustr(msg).strip()
238 if level in (LOG_ERROR, LOG_CRITICAL) and tools.config.get_misc('debug','env_info',False):
239 msg = common().exp_get_server_environment() + "\n" + msg
241 result = msg.split('\n')
242 except UnicodeDecodeError:
243 result = msg.strip().split('\n')
246 for idx, s in enumerate(result):
247 level_method('[%02d]: %s' % (idx+1, s,))
249 level_method(result[0])
251 # TODO: perhaps reset the logger streams?
252 #if logrotate closes our files, we end up here..
255 # better ignore the exception and carry on..
258 def set_loglevel(self, level):
259 log = logging.getLogger()
260 log.setLevel(logging.INFO) # make sure next msg is printed
261 log.info("Log level changed to %s" % logging.getLevelName(level))
274 __logger = logging.getLogger('timer')
276 def setAlarm(self, fn, dt, db_name, *args, **kwargs):
277 wait = dt - time.time()
279 self.__logger.debug("Job scheduled in %.3g seconds for %s.%s" % (wait, fn.im_class.__name__, fn.func_name))
280 timer = threading.Timer(wait, fn, args, kwargs)
282 self._timers.setdefault(db_name, []).append(timer)
284 for db in self._timers:
285 for timer in self._timers[db]:
286 if not timer.isAlive():
287 self._timers[db].remove(timer)
290 def cancel(cls, db_name):
291 """Cancel all timers for a given database. If None passed, all timers are cancelled"""
292 for db in cls._timers:
293 if db_name is None or db == db_name:
294 for timer in cls._timers[db]:
304 """ Generic interface for all servers with an event loop etc.
305 Override this to impement http, net-rpc etc. servers.
307 Servers here must have threaded behaviour. start() must not block,
314 __logger = logging.getLogger('server')
317 if Server.__is_started:
318 raise Exception('All instances of servers must be inited before the startAll()')
319 Server.__servers.append(self)
322 self.__logger.debug("called stub Server.start")
325 self.__logger.debug("called stub Server.stop")
328 """ This function should return statistics about the server """
329 return "%s: No statistics" % str(self.__class__)
335 cls.__logger.info("Starting %d services" % len(cls.__servers))
336 for srv in cls.__servers:
338 cls.__is_started = True
342 if not cls.__is_started:
344 cls.__logger.info("Stopping %d services" % len(cls.__servers))
345 for srv in cls.__servers:
347 cls.__is_started = False
351 res = ["Servers %s" % ('stopped', 'started')[cls.__is_started]]
352 res.extend(srv.stats() for srv in cls.__servers)
353 return '\n'.join(res)
355 class OpenERPDispatcherException(Exception):
356 def __init__(self, exception, traceback):
357 self.exception = exception
358 self.traceback = traceback
360 class OpenERPDispatcher:
361 def log(self, title, msg):
362 Logger().notifyChannel('%s' % title, LOG_DEBUG_RPC, pformat(msg))
364 def dispatch(self, service_name, method, params):
366 self.log('service', service_name)
367 self.log('method', method)
368 self.log('params', params)
369 auth = getattr(self, 'auth_provider', None)
370 result = ExportService.getService(service_name).dispatch(method, auth, params)
371 self.log('result', result)
372 # We shouldn't marshall None,
377 self.log('exception', tools.exception_to_unicode(e))
378 tb = getattr(e, 'traceback', sys.exc_info())
379 tb_s = "".join(traceback.format_exception(*tb))
380 if tools.config['debug_mode']:
382 pdb.post_mortem(tb[2])
383 raise OpenERPDispatcherException(e, tb_s)
385 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: