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# -*- coding: utf-8 -*-
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# Copyright 2012-2013 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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from itertools import ifilter
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from calculate.core.datavars import DataVarsCore
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from calculate.core.server.gen_pid import search_worked_process
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from calculate.lib.cl_template import SystemIni
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from calculate.lib.utils.content import getCfgFiles
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from calculate.lib.utils.files import getRunCommands
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class UpdateInfo(object):
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"""
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Информационный объект о процессе обновления
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"""
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def __init__(self, dv=None):
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if dv is None:
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self.dv = DataVarsCore()
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self.dv.importCore()
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else:
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self.dv = dv
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def need_update(self):
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return self.update_ready() or self.check_for_dispatch()
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def update_ready(self):
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"""
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Проверить есть ли обновления по ini.env
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"""
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return SystemIni().getVar('update', 'packages') == u'on'
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def check_for_dispatch(self):
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"""
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Есть ли в системе не примененные файлы для dispatch-conf
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"""
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return bool(getCfgFiles(self.dv.Get('cl_config_protect'),
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prefix=self.dv.Get('cl_chroot_path')))
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def is_console_gui_run(self):
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"""
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Проверить есть ли уже запущенная копия console-gui
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"""
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return any(ifilter(lambda x: "cl-console-gui" in x, getRunCommands()))
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def update_already_run(self):
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"""
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В системе уже есть работающий процесс обновления
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"""
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return search_worked_process("update", self.dv)
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