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glasnost/shared/common/applications.py

158 lines
5.6 KiB
Python

# -*- coding: iso-8859-15 -*-
# Glasnost
# By: Odile Bénassy <obenassy@entrouvert.com>
# Romain Chantereau <rchantereau@entrouvert.com>
# Nicolas Clapiès <nclapies@easter-eggs.org>
# Pierre-Antoine Dejace <padejace@entrouvert.be>
# Thierry Dulieu <tdulieu@easter-eggs.com>
# Florent Monnier <monnier@codelutin.com>
# Cédric Musso <cmusso@easter-eggs.org>
# Frédéric Péters <fpeters@entrouvert.be>
# Benjamin Poussin <poussin@codelutin.com>
# Emmanuel Raviart <eraviart@entrouvert.com>
# Sébastien Régnier <regnier@codelutin.com>
# Emmanuel Saracco <esaracco@easter-eggs.com>
#
# Copyright (C) 2000, 2001 Easter-eggs & Emmanuel Raviart
# Copyright (C) 2002 Odile Bénassy, Code Lutin, Thierry Dulieu, Easter-eggs,
# Entr'ouvert, Frédéric Péters, Benjamin Poussin, Emmanuel Raviart,
# Emmanuel Saracco & Théridion
# Copyright (C) 2003 Odile Bénassy, Romain Chantereau, Nicolas Clapiès,
# Code Lutin, Pierre-Antoine Dejace, Thierry Dulieu, Easter-eggs,
# Entr'ouvert, Florent Monnier, Cédric Musso, Ouvaton, Frédéric Péters,
# Benjamin Poussin, Rodolphe Quiédeville, Emmanuel Raviart, Sébastien
# Régnier, Emmanuel Saracco, Théridion & Vecam
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
__doc__ = """Glasnost Applications"""
__version__ = '$Revision$'[11:-2]
import os
import sys
import glasnost.common.context as context
import glasnost.common.tools_new as commonTools
class Application:
applicationName = None
applicationRole = 'Undefined Role!'
def handleGetopt(self):
return None
def launch(self):
assert self.applicationName
assert self.applicationRole != 'Undefined Role!'
self.initContextOriginalOptions()
self.initContextConfigOptions()
self.loadConfigOptions()
self.initContextRcOptions()
self.loadRcOptions()
self.initContextCommandLineOptions()
exitCode = self.handleGetopt()
if exitCode is not None:
sys.exit(exitCode)
def initContextCommandLineOptions(self):
if context.get(_level = 'commandLine') is None:
context.push(_level = 'commandLine')
def initContextConfigOptions(self):
if context.get(_level = 'config') is None:
context.push(_level = 'config')
def initContextOriginalOptions(self):
originalContext = context.get(_level = 'original')
if originalContext is None:
originalContext = context.push(_level = 'original')
originalContext.setVar('verbose', 0)
def initContextRcOptions(self):
if context.get(_level = 'rc') is None:
context.push(_level = 'rc')
def loadConfigOptions(self):
configContext = context.get(_level = 'config')
debug = commonTools.getConfig('Misc', 'Debug') == 'true'
configContext.setVar('debug', debug)
dispatcherHostName = commonTools.getConfig(
'Dispatcher', 'ServerHostName')
if not dispatcherHostName:
dispatcherHostName = 'localhost'
configContext.setVar('dispatcherHostName', dispatcherHostName)
dispatcherPort = eval(commonTools.getConfig(
'Dispatcher', 'ServerPort'), {})
if not dispatcherPort:
dispatcherPort = 8000
configContext.setVar('dispatcherPort', dispatcherPort)
dispatcherId = 'glasnost://%s' % dispatcherHostName
# Ensure that dispatcherId is valid.
dispatcherId = commonTools.extractDispatcherId(dispatcherId)
configContext.setVar('dispatcherId', dispatcherId)
applicationId = commonTools.makeApplicationId(
dispatcherId, self.applicationRole)
configContext.setVar('applicationId', applicationId)
localeDirectoryPath = commonTools.getConfig(
'Misc', 'LocaleDir', '/usr/share/locale')
configContext.setVar('localeDirectoryPath', localeDirectoryPath)
logsDirectoryPath = commonTools.getConfig(
'Misc', 'LogFilesDir', default = '/var/log/glasnost')
configContext.setVar('logsDirectoryPath', logsDirectoryPath)
smtpServerHostName = commonTools.getConfig(
'Mail', 'ServerHostName')
if not smtpServerHostName:
smtpServerHostName = 'localhost'
configContext.setVar('smtpServerHostName', smtpServerHostName)
smtpServerPort = eval(commonTools.getConfig(
'Mail', 'ServerPort'), {})
configContext.setVar('smtpServerPort', smtpServerPort)
def loadRcOptions(self):
pass
def setLogFile(self):
logFilePath = os.path.join(
context.getVar('logsDirectoryPath'),
'%s.log' % self.applicationName)
try:
logFile = open(logFilePath, 'a', 1)
os.chmod(logFilePath, 0640)
except IOError:
print 'Unable to open log file: %s' % logFilePath
logFile = open('/dev/null', 'w')
sys.stdout = sys.__stdout__ = logFile
sys.stderr = sys.__stderr__ = logFile