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#!/usr/bin/env python3 |
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# -*- coding: future_fstrings -*- |
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import sys |
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import os |
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import re |
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from db_sync_tool.utility import mode, system, output |
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from file_sync_tool.transfer import utility |
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def check_rsync_version(): |
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""" |
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Check rsync version |
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:return: |
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""" |
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_raw_version = mode.run_command( |
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'rsync --version', |
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mode.Client.LOCAL, |
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True |
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) |
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_version = parse_version(_raw_version) |
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output.message( |
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output.Subject.LOCAL, |
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f'rsync version {_version}' |
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) |
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def check_sshpass_version(): |
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""" |
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Check sshpass version |
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:return: |
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""" |
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system.config['use_sshpass'] = False |
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_raw_version = mode.run_command( |
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'sshpass -V', |
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mode.Client.LOCAL, |
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force_output=True, |
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allow_fail=True |
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) |
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_version = parse_version(_raw_version) |
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if _version: |
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output.message( |
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output.Subject.LOCAL, |
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f'sshpass version {_version}' |
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) |
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system.config['use_sshpass'] = True |
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return True |
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def parse_version(output): |
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""" |
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Parse version out of console output |
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https://stackoverflow.com/a/60730346 |
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:param output: String |
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:return: |
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""" |
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_version_pattern = r'\d+(=?\.(\d+(=?\.(\d+)*)*)*)*' |
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_regex_matcher = re.compile(_version_pattern) |
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_version = _regex_matcher.search(output) |
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if _version: |
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return _version.group(0) |
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else: |
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return None |
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def check_authorizations(): |
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""" |
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Check authorization for clients |
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:return: |
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""" |
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if system.config['use_sshpass']: |
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# When using sshpass, check for passwords |
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system.check_authorization(mode.Client.ORIGIN) |
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system.check_authorization(mode.Client.TARGET) |
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elif not 'ssh_key' in system.config[mode.Client.ORIGIN] and \ |
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not 'ssh_key' in system.config[mode.Client.TARGET] and \ |
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(mode.get_sync_mode() == mode.SyncMode.PROXY or len(system.config['files']['config']) > 1): |
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# Suggest to install sshpass |
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output.message( |
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output.Subject.INFO, |
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f'Suggestion: Install {output.CliFormat.BOLD}sshpass{output.CliFormat.ENDC} to avoid multiple input of ssh passwords' |
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) |
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def adjust_sync_mode(): |
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""" |
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:return: |
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""" |
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if mode.get_sync_mode() == mode.SyncMode.DUMP_LOCAL: |
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mode.sync_mode = mode.SyncMode.SYNC_LOCAL |
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if mode.get_sync_mode() == mode.SyncMode.DUMP_REMOTE: |
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mode.sync_mode = mode.SyncMode.SYNC_REMOTE |
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