168 lines
4.8 KiB
Python
168 lines
4.8 KiB
Python
import os
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import shutil
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import subprocess
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import json
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from PyQt5.QtCore import QThread
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from helper import BorgException
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class BorgQtThread(QThread):
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def __init__(self):
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super().__init__()
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self.create_process()
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def stop(self):
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self.p.kill()
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self.json_err = None
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def create_process(self):
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self.create_command()
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self.p = subprocess.Popen(self.command,
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE,
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encoding='utf8')
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def run(self):
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self.json_output, self.json_err = self.p.communicate()
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self.p.wait()
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self.process_json_error(self.json_err)
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def process_json_error(self, json_err):
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if json_err:
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error = json_err.splitlines()[0]
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if 'stale' in error:
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pass
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else:
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err = json.loads(error)
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raise BorgException(err['message'])
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class ListThread(BorgQtThread):
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def create_command(self):
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self.command = ['borg', 'list', '--log-json', '--json']
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def run(self):
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super().run()
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self._process_json_archives()
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return self.archives
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def _process_json_archives(self):
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self.archives = []
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if self.json_output:
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output = json.loads(self.json_output)
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for i in output['archives']:
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self.archives.append(i)
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class InfoThread(BorgQtThread):
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def create_command(self):
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self.command = ['borg', 'info', '--log-json', '--json']
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def run(self):
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super().run()
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self._process_json_repo_stats()
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return self.stats
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def _process_json_repo_stats(self):
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if self.json_output:
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output = json.loads(self.json_output)
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self.stats = output['cache']['stats']
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class BackupThread(BorgQtThread):
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"""A class to create a backup with borg.
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Args:
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prefix (str) the prefix for the archive name.
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includes (list) a list of all the paths to backup.
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excludes (list) a list of all the paths to exclude from the backup.
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"""
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def __init__(self, includes, excludes=None, prefix=None):
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self.includes = includes
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self._process_excludes(excludes)
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self._process_prefix(prefix)
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super().__init__()
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def create_command(self):
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self.command = ['borg', 'create', '--log-json', '--json',
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('::'
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+ self.prefix
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+ '{now:%Y-%m-%d_%H:%M:%S}')]
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self.command.extend(self.includes)
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if self.excludes:
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self.command.extend(self.excludes)
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def _process_prefix(self, prefix):
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if prefix:
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self.prefix = prefix + "_"
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else:
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self.prefix = ""
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def _process_excludes(self, excludes):
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processed_items = []
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if excludes:
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for item in excludes:
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processed_items.extend(['-e', item])
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self.excludes = processed_items
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else:
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self.excludes = processed_items
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class RestoreThread(BorgQtThread):
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"""A lass to restore a backup with borg.
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Args:
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archive_name (str) the name of the archive to restore.
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restore_path (str) the path where to restore should get stored at.
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"""
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def __init__(self, archive_name, restore_path):
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self.archive_name = archive_name
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self.restore_path = restore_path
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super().__init__()
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def create_command(self):
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self.command = ['borg', 'extract', '--log-json',
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('::' + self.archive_name)]
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def create_process(self):
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self.create_command()
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self.p = subprocess.Popen(self.command,
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cwd=self.restore_path,
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stdin=subprocess.PIPE,
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE,
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encoding='utf8')
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class DeleteThread(BorgQtThread):
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"""A lass to restore a backup with borg.
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Args:
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archive_name (str) the name of the archive to restore.
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"""
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def __init__(self, archive_name):
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self.archive_name = archive_name
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super().__init__()
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def create_command(self):
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self.command = ['borg', 'delete', '--log-json',
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('::' + self.archive_name)]
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class MountThread(BorgQtThread):
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"""A lass to restore a backup with borg.
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Args:
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archive_name (str) the name of the archive to restore.
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"""
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def __init__(self, archive_name, mount_path):
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self.archive_name = archive_name
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self.mount_path = mount_path
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super().__init__()
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def create_command(self):
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self.command = ['borg', 'mount', '--log-json',
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('::' + self.archive_name), self.mount_path]
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