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#-*- coding: utf-8 -*-
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# Copyright 2010 Calculate Ltd. http://www.calculate-linux.org
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import os
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from os import path
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import re
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import sys
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import pwd
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import time
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import traceback
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from datavars import DataVarsDesktop, DataVars, __version__,__app__
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from calculate.lib.cl_template import Template, ProgressTemplate,TemplatesError
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from calculate.lib.utils.files import runOsCommand
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from calculate.lib.utils.common import getpathenv,appendProgramToEnvFile, \
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removeProgramToEnvFile
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from calculate.core.server.func import safetyWrapper
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from calculate.lib.cl_lang import setLocalTranslate,getLazyLocalTranslate
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setLocalTranslate('cl_desktop3',sys.modules[__name__])
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__ = getLazyLocalTranslate(_)
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class DesktopError(Exception):
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"""Desktop Error"""
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class share:
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"""Общие методы"""
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# Объект хранения переменных
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clVars = False
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def isRoot(self, printError=True):
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"""Определяет является ли пользователь root"""
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if os.getuid() == 0 and os.getgid() == 0:
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return True
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else:
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if printError:
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self.printERROR(_("The user is not root"))
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return False
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def createClVars(self, clVars=False):
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"""Создает объект Vars"""
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if not clVars:
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clVars = DataVarsDesktop()
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# Импортируем переменные
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clVars.importDesktop()
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# Заменяем значения переменных переменными из env файлов
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clVars.flIniFile()
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# Устанавливаем у объекта атрибут объект переменных
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self.clVars = clVars
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return True
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def applyTemplatesFromSystem(self):
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"""Применяем шаблоны для cистемы"""
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# Cоздаем объект обработки шаблонов
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clTempl = template(self.clVars)
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# Объединяем шаблоны
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dirsFiles = clTempl.applyTemplates()
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if clTempl.getError():
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self.printERROR(clTempl.getError().strip())
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return False
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else:
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return dirsFiles
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class Desktop(share):
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"""Методы работы с профилем пользователя"""
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# Имя пользователя
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userName = ""
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verbose = False
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def __init__(self):
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self.homeDir = ""
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self.clTempl = None
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self.clVars = None
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# def installProg(self,dv):
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# """Наложение шаблонов на систему при инсталяции"""
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# # Проверяем на root
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# if not self.isRoot():
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# return False
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# self.clVars.AppendToList("cl_merges", __app__, force=True)
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# # Действие инсталяция
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# self.clVars.Set("cl_action", "install", True)
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# if not self.applyTemplatesFromSystem():
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# raise DesktopError(_("Failed to apply install templates"))
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# # Добавление программы в инсталяционную переменную
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# if not appendProgramToEnvFile(__app__, self.clVars):
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# self.printERROR(_("Failed to save '%s'") %__app__ + " " +\
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# _("to %s") %self.clVars.Get("cl_env_path")[0])
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# return False
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# self.printOK(_("Install templates applied"))
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# return True
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#
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# def uninstallProg(self):
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# """Наложение шаблонов на систему при деинсталяции"""
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# # Проверяем на root
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# if not self.isRoot():
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# return False
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# # Действие деинсталяция
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# self.clVars.Set("cl_action", "uninstall", True)
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# if not self.applyTemplatesFromSystem():
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# self.printERROR(_("Failed to apply uninstall templates"))
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# return False
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# # Удаление программы из инсталяционной переменной
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# if not removeProgramToEnvFile(__app__, self.clVars):
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# self.printERROR(_("Failed to remove '%(app)s' from %(path)s")%
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# {'app':__app__,
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# 'path': self.clVars.Get("cl_env_path")[0]})
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# return False
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# self.printOK(_("Uninstall templates applied"))
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# return True
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def createUserDir(self, uid, gid, userDir, mode=0700):
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"""
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Create user directory with need uid and gid
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"""
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if not path.exists(userDir):
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os.makedirs(userDir)
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if mode:
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os.chmod(userDir,mode)
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os.chown(userDir,uid,gid)
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return True
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else:
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raise DesktopError(_("Path %s exists") %userDir)
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def displayTemplatesApplied(self,dirsFiles):
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"""
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Display templates are applied (--verbose)
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"""
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self.printWARNING(_("The following files were changed")+":")
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for nameF in dirsFiles[1]:
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nameFile = nameF
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if nameFile[:1] != "/":
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nameFile = "/" + nameFile
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self.printWARNING(" "*5 + nameFile)
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def applyTemplatesFromUser(self):
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"""Применяем шаблоны для пользователя"""
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if self.clTempl:
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self.closeClTemplate()
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self.clTempl = ProgressTemplate(self.setProgress,self.clVars,
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cltObj=False)
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dirsFiles = self.clTempl.applyTemplates()
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if self.clTempl.getError():
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self.printERROR(self.clTempl.getError().strip())
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return False
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else:
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if self.verbose:
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self.displayTemplatesApplied(dirsFiles)
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return dirsFiles
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def initVars(self,datavars=None):
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"""Primary variables initialization"""
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if not datavars:
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self.clVars = DataVarsDesktop()
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self.clVars.importDesktop()
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self.clVars.flIniFile()
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else:
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self.clVars = datavars
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def closeClTemplate(self):
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if self.clTempl:
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if self.clTempl.cltObj:
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self.clTempl.cltObj.closeFiles()
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self.clTempl.closeFiles()
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self.clTempl = None
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def umountUserRes(self, error):
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"""Отмонтируем пользовательские директории если они есть"""
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self.closeClTemplate()
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if error and self.homeDir:
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umountPaths = self.getMountUserPaths(self.homeDir)
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ret = True
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for umountPath in umountPaths:
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if not self.umountSleepPath(umountPath):
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ret = False
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break
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return ret
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@safetyWrapper(native_errors=(TemplatesError,DesktopError),
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man_int=__("Configuration manually interrupted"),
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post_action=umountUserRes)
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def createHome(self, datavars=None):
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"""
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Creating user profile and userdir
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"""
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self.initVars(datavars)
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self.verbose = self.clVars.Get('cl_verbose_set') == 'on'
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#uid = os.getuid()
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#try:
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# realUserName = pwd.getpwuid(uid).pw_name
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#except:
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# realUserName = ""
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userName = self.clVars.Get("ur_login")
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#if userName != realUserName and not self.isRoot():
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# return False
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uidGid = False
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if self.clVars.isModuleInstalled("client"):
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import ipdb
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ipdb.set_trace()
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# domain host
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domain = self.clVars.Get("client.cl_remote_host")
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# authorized in domain or local
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hostAuth = self.clVars.Get("client.os_remote_auth")
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else:
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domain = ""
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hostAuth = ""
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uid = self.clVars.Get('ur_uid')
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gid = self.clVars.Get('ur_gid')
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if not uid or not gid:
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raise DesktopError(_("Failed to determine user UID"))
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uid,gid = int(uid),int(gid)
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self.homeDir = self.clVars.Get('ur_home_path')
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rootPath = self.clVars.Get('cl_root_path')
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# real path to home dir
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self.homeDir = path.join(rootPath, self.homeDir[1:])
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if not path.exists(self.homeDir):
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self.startTask(_("Creating the home directory for %s")%self.homeDir)
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self.createUserDir(uid,gid,self.homeDir)
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self.endTask()
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# Действие - шаблоны пользователя
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self.clVars.Set("cl_action", "desktop", True)
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# Применяем профили для пользователя
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self.startTask(_("Setting up the user profile"),progress=True)
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dirsAndFiles = self.applyTemplatesFromUser()
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self.endTask()
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if not dirsAndFiles:
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# Отмонтируем пользовательские ресурсы в случае ошибки
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raise DesktopError(_("Failed to apply user profile templates"))
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self.printSUCCESS(_("User account %s is configured")%userName + " ...")
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return True
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def getMountUserPaths(self, homeDir=False):
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"""Находит пользовательские примонтированные пути"""
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# Имя пользователя
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if not homeDir:
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userName = self.clVars.Get("ur_login")
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homeDir = self.clVars.Get("ur_home_path")
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if not homeDir:
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raise DesktopError(_("Failed to determine home directory"))
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dirStart, dirEnd = path.split(homeDir)
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mountProfileDir = path.join(dirStart, ".%s" %dirEnd)
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mountRemoteProfileDir = path.join(dirStart, ".%s.remote" %dirEnd)
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return filter(lambda x: x.startswith(homeDir) or\
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x.startswith(mountProfileDir) or\
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x.startswith(mountRemoteProfileDir),
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map(lambda x: x.split(" ")[1],\
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open("/proc/mounts").readlines()))
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def execProg(self, cmdStrProg, inStr=False, envProg={}):
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"""Выполняет внешнюю программу
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Параметры:
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cmdStrProg внешняя программа
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inStr данные передаваемые программе на страндартный вход.
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Возвращаемые параметры:
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строки которые выведет внешняя программа или False в случае ошибки
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"""
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env_path = {"PATH":getpathenv()}
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env = {}
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env.update(os.environ.items() + env_path.items() + envProg.items())
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retCode,programOut = runOsCommand(cmdStrProg,in_str=inStr,env_dict=env)
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if not retCode:
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return programOut
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return False
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def umountSleepPath(self, umountpath):
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"""Отмонтирует путь при неудаче задержка потом повтор"""
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# Задержки при отмонтированиии директории
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sleeps = [0.5, 2, 5]
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# Проверяем на монтирование директорию
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if path.ismount(umountpath):
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textLine = self.execProg("umount %s"%umountpath)
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if textLine is False:
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i = 0
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flagError = False
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while (i<len(sleeps) and textLine is False):
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# Задержка перед следующей попыткой
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time.sleep(sleeps[i])
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# Отмонтируем Samba ресурс
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if path.ismount(umountpath):
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textLine = self.execProg("umount %s"%umountpath)
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else:
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textLine = True
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break
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i += 1
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if textLine is False:
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self.printERROR(_("Failed to unmount path %s")%
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umountpath + " ...")
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return False
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return True
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