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168 lines
5.0 KiB
168 lines
5.0 KiB
# -*- coding: utf-8 -*-
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# Copyright 2016 Mir Calculate. 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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# 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 sys
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from os import path
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from calculate.lib.datavars import (Variable, ReadonlyVariable)
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from calculate.lib.utils.files import get_free_dirname, listDirectory
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from calculate.lib.cl_lang import setLocalTranslate
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import datetime
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from action import Actions
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_ = lambda x: x
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setLocalTranslate('cl_core3', sys.modules[__name__])
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class VariableClBackupPath(Variable):
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"""
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Путь до каталога, где будет подготавливаться backup
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"""
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preferred_dn = '/var/calculate/tmp/backup_prepare'
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def get(self):
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return get_free_dirname(self.preferred_dn)
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class VariableClBackupContentsName(Variable):
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"""
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Названия файла CONTENTS в архиве
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"""
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value_format = "CONTENTS"
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class VariableClBackupRootName(Variable):
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"""
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Названия каталога, куда сохраняются конфигурационные файлы
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"""
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value_format = "root"
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class VariableClBackupFileContents(ReadonlyVariable):
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"""
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CONTENTS в архиве настроек
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"""
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value_format = "{cl_backup_path}/{cl_backup_contents_name}"
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class VariableClBackupIniEnv(Variable):
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"""
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Названия файла CONTENTS в архиве [install] init =
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"""
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value_format = "{cl_backup_path}/ini.env"
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class VariableClBackupBasePath(Variable):
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"""
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Директория в которой будет создан архив
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"""
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value = "/var/calculate/backup"
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class VariableClBackupTime(ReadonlyVariable):
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"""
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Переменная содержащая информацию: время создания backup
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"""
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def init(self):
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self.label = _("Backup created")
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def get(self):
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backup_fn = self.Get('cl_backup_file')
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if backup_fn and path.exists(backup_fn):
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try:
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dt = datetime.datetime.strptime(
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path.basename(backup_fn).rpartition("-")[2],
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"%Y%m%d%H%M%S.tar.bz2")
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return dt.strftime("%s")
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except ValueError:
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pass
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return ""
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def humanReadable(self):
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ts = self.Get()
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if ts:
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ret = []
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backup_tm = datetime.datetime.fromtimestamp(int(ts))
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now_tm = datetime.datetime.now()
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backup_diff = now_tm - backup_tm
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if backup_diff.days:
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ret.append(_("%d days") % backup_diff.days)
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minute = 60
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hour = 60 * minute
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times = backup_diff.seconds
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if times >= hour:
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ret.append(_("%d hours") % (times / hour))
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times %= hour
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if times >= minute:
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ret.append(_("%d minutes") % (times / minute))
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times %= minute
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if times:
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ret.append(_("%d seconds") % times)
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return _("%s ago") % (" ".join(ret))
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return _("Unknown")
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class VariableClBackupFile(Variable):
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"""
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Путь до создаваемое архива резервной копии
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"""
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def init(self):
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self.label = _("Backup file")
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def get_backup(self):
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"""
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Получить путь для подготовки архива настроек
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:return:
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"""
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dn = self.Get('cl_backup_base_path')
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dt = datetime.datetime.now().strftime(
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"calculate-backup-%Y%m%d%H%M%S.tar.bz2")
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return path.join(dn, dt)
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def get_restore(self):
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"""
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Получить путь для распаковки архива настроек
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:return:
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"""
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dn = self.Get('cl_backup_base_path')
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for fn in sorted((x for x in listDirectory(dn, fullPath=True)
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if x.endswith(".tar.bz2")),
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reverse=True):
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# получить самый свежий файл
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return fn
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return ""
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def get(self):
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action = self.Get('cl_action')
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if action == Actions.Backup:
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return self.get_backup()
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elif action == Actions.BackupRestore:
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return self.get_restore()
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class VariableClBackupVerboseSet(Variable):
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"""
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Verbose output for backup
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"""
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type = "bool"
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opt = ["-v", "--verbose"]
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value = "off"
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def init(self):
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self.help = _("verbose output")
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self.label = _("Verbose output")
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