| 1 |  |  | #!/usr/bin/env python3 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | # -*- coding: future_fstrings -*- | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  | """ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | Utility script | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | """ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | import os | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | import paramiko | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | from db_sync_tool.utility import mode, system, helper, output | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  | from db_sync_tool.database import utility as database_utility | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | from db_sync_tool.remote import client as remote_client | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | def remove_origin_database_dump(keep_compressed_file=False): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |     """ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |     Removing the origin database dump files | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |     :param keep_compressed_file: Boolean | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |     :return: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |     """ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |     output.message( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |         output.Subject.ORIGIN, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |         'Cleaning up', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |         True | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |     ) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     if system.config['dry_run']: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |         return | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |     _file_path = helper.get_dump_dir(mode.Client.ORIGIN) + database_utility.database_dump_file_name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |     if mode.is_origin_remote(): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |         mode.run_command( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |             f'{helper.get_command(mode.Client.ORIGIN, 'rm')}  {_file_path}', | 
                            
                    |  |  |  | 
                                                                                        
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                | 34 |  |  |             mode.Client.ORIGIN | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |         ) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |         if not keep_compressed_file: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |             mode.run_command( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |                 f'{helper.get_command(mode.Client.ORIGIN, 'rm')}  {_file_path}.tar.gz', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |                 mode.Client.ORIGIN | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |             ) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |     else: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |         os.remove(_file_path) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |         if not keep_compressed_file: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |             os.remove(f'{_file_path}.tar.gz') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |     if keep_compressed_file: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |         if 'keep_dumps' in system.config[mode.Client.ORIGIN]: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |             helper.clean_up_dump_dir(mode.Client.ORIGIN, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |                                      helper.get_dump_dir(mode.Client.ORIGIN) + '*', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |                                      system.config[mode.Client.ORIGIN]['keep_dumps']) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |         output.message( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |             output.Subject.INFO, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |             f'Database dump file is saved to: {_file_path}.tar.gz', | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 55 |  |  |             True, | 
            
                                                                        
                            
            
                                    
            
            
                | 56 |  |  |             True | 
            
                                                                        
                            
            
                                    
            
            
                | 57 |  |  |         ) | 
            
                                                                        
                            
            
                                    
            
            
                | 58 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 59 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 60 |  |  | def remove_target_database_dump(): | 
            
                                                                        
                            
            
                                    
            
            
                | 61 |  |  |     """ | 
            
                                                                        
                            
            
                                    
            
            
                | 62 |  |  |     Removing the target database dump files | 
            
                                                                        
                            
            
                                    
            
            
                | 63 |  |  |     :return: | 
            
                                                                        
                            
            
                                    
            
            
                | 64 |  |  |     """ | 
            
                                                                        
                            
            
                                    
            
            
                | 65 |  |  |     _file_path = helper.get_dump_dir(mode.Client.TARGET) + database_utility.database_dump_file_name | 
            
                                                                        
                            
            
                                    
            
            
                | 66 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 67 |  |  |     # | 
            
                                                                        
                            
            
                                    
            
            
                | 68 |  |  |     # Move dump to specified directory | 
            
                                                                        
                            
            
                                    
            
            
                | 69 |  |  |     # | 
            
                                                                        
                            
            
                                    
            
            
                | 70 |  |  |     if system.config['keep_dump']: | 
            
                                                                        
                            
            
                                    
            
            
                | 71 |  |  |         helper.create_local_temporary_data_dir() | 
            
                                                                        
                            
            
                                    
            
            
                | 72 |  |  |         _keep_dump_path = system.default_local_sync_path + database_utility.database_dump_file_name | 
            
                                                                        
                            
            
                                    
            
            
                | 73 |  |  |         mode.run_command( | 
            
                                                                        
                            
            
                                    
            
            
                | 74 |  |  |             helper.get_command('target', | 
            
                                                                        
                            
            
                                    
            
            
                | 75 |  |  |                                'cp') + ' ' + _file_path + ' ' + _keep_dump_path, | 
            
                                                                        
                            
            
                                    
            
            
                | 76 |  |  |             mode.Client.TARGET | 
            
                                                                        
                            
            
                                    
            
            
                | 77 |  |  |         ) | 
            
                                                                        
                            
            
                                    
            
            
                | 78 |  |  |         output.message( | 
            
                                                                        
                            
            
                                    
            
            
                | 79 |  |  |             output.Subject.INFO, | 
            
                                                                        
                            
            
                                    
            
            
                | 80 |  |  |             f'Database dump file is saved to: {_keep_dump_path}', | 
            
                                                                        
                            
            
                                    
            
            
                | 81 |  |  |             True, | 
            
                                                                        
                            
            
                                    
            
            
                | 82 |  |  |             True | 
            
                                                                        
                            
            
                                    
            
            
                | 83 |  |  |         ) | 
            
                                                                        
                            
            
                                    
            
            
                | 84 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 85 |  |  |     # | 
            
                                                                        
                            
            
                                    
            
            
                | 86 |  |  |     # Clean up | 
            
                                                                        
                            
            
                                    
            
            
                | 87 |  |  |     # | 
            
                                                                        
                            
            
                                    
            
            
                | 88 |  |  |     if not mode.is_dump() and not mode.is_import(): | 
            
                                                                        
                            
            
                                    
            
            
                | 89 |  |  |         output.message( | 
            
                                                                        
                            
            
                                    
            
            
                | 90 |  |  |             output.Subject.TARGET, | 
            
                                                                        
                            
            
                                    
            
            
                | 91 |  |  |             'Cleaning up', | 
            
                                                                        
                            
            
                                    
            
            
                | 92 |  |  |             True | 
            
                                                                        
                            
            
                                    
            
            
                | 93 |  |  |         ) | 
            
                                                                        
                            
            
                                    
            
            
                | 94 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 95 |  |  |         if system.config['dry_run']: | 
            
                                                                        
                            
            
                                    
            
            
                | 96 |  |  |             return | 
            
                                                                        
                            
            
                                    
            
            
                | 97 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 98 |  |  |         if mode.is_target_remote(): | 
            
                                                                        
                            
            
                                    
            
            
                | 99 |  |  |             mode.run_command( | 
            
                                                                        
                            
            
                                    
            
            
                | 100 |  |  |                 f'{helper.get_command(mode.Client.TARGET, 'rm')}  {_file_path}', | 
            
                                                                        
                            
            
                                    
            
            
                | 101 |  |  |                 mode.Client.TARGET | 
            
                                                                        
                            
            
                                    
            
            
                | 102 |  |  |             ) | 
            
                                                                        
                            
            
                                    
            
            
                | 103 |  |  |             mode.run_command( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |                 f'{helper.get_command(mode.Client.TARGET, 'rm')}  {_file_path}.tar.gz', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |                 mode.Client.TARGET | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |             ) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |         else: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |             if os.path.isfile(_file_path): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |                 os.remove(_file_path) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |             if os.path.isfile(f'{_file_path}.tar.gz'): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |                 os.remove(f'{_file_path}.tar.gz') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  | def check_keys_from_ssh_agent(): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |     """ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |     Check if private keys are available from an SSH agent. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |     :return: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |     """ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |     agent = paramiko.Agent() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |     agent_keys = agent.get_keys() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |     if len(agent_keys) == 0: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |         return False | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 123 |  |  |     return True | 
            
                                                        
            
                                    
            
            
                | 124 |  |  |  |