| 1 |  |  | # -*- coding: utf-8 -*- | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | import logging | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  | import elasticsearch.exceptions | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | import elasticsearch_dsl | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | from pyjobsweb import model | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | from pyjobsweb.commands import AppContextCommand | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | from pyjobsweb.lib.lock import acquire_inter_process_lock | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | class PurgeESCommand(AppContextCommand): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |     """ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |     Purge Elasticsearch indixes by dropping and re-creating them | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |     """ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |     def __init__(self, *args, **kwargs): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |         super(PurgeESCommand, self).__init__(args, kwargs) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |         self._logger = logging.getLogger(__name__) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |  | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 20 |  | View Code Duplication |     def get_parser(self, prog_name): | 
                            
                    |  |  |  | 
                                                                                        
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                | 21 |  |  |         parser = super(PurgeESCommand, self).get_parser(prog_name) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |         jobs_help_msg = 'purges the jobs index of the elasticsearch database' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |         parser.add_argument('-j', '--jobs', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |                             help=jobs_help_msg, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |                             dest='purge_jobs_index', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |                             action='store_const', const=True) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |         companies_help_msg = 'purges the companies index of the elasticsearch' \ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |                              'database' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |         parser.add_argument('-co', '--companies', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |                             help=companies_help_msg, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |                             dest='purge_companies_index', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |                             action='store_const', const=True) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |         geocomplete_help_msg = \ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |             'purges the geocomplete index of the elasticsearch database' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |         parser.add_argument('-g', '--geocomplete', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |                             help=geocomplete_help_msg, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |                             dest='purge_geocomplete_index', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |                             action='store_const', const=True) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |         return parser | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |     def _logging(self, logging_level, message): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |         self._logger.log(logging_level, message) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |     def _perform_index_purge(self, index_name, index_settings, doc_type_class): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |         log_msg = 'Dropping %s index.' % index_name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |         self._logging(logging.INFO, log_msg) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |         index = elasticsearch_dsl.Index(index_name) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |         index.settings(**index_settings) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |         index.doc_type(doc_type_class) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |         try: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |             index.delete(ignore=404) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |             index.create() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |         except elasticsearch.exceptions.ElasticsearchException as e: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |             log_msg = 'Error while dropping %s index: %s.' % (index_name, e) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |             self._logging(logging.ERROR, log_msg) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |             return | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |         log_msg = 'Index %s has been dropped successfully.' % index_name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |         self._logging(logging.INFO, log_msg) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |     def _purge_index(self, index_name, index_settings, doc_type_class): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |         log_msg = 'Purging index %s.' % index_name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |         self._logging(logging.INFO, log_msg) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |         with acquire_inter_process_lock('purge_%s' % index_name) as acquired: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |             if not acquired: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |                 err_msg = 'Another process is already purging the %s ' \ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |                           'index, aborting now.' % index_name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |                 self._logging(logging.WARNING, err_msg) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |             else: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |                 self._perform_index_purge(index_name, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |                                           index_settings, doc_type_class) | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 79 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 80 |  |  |     def _perform_sync_reset(self, sqlalchemy_table_class): | 
            
                                                                        
                            
            
                                    
            
            
                | 81 |  |  |         # Update the Postgresql database | 
            
                                                                        
                            
            
                                    
            
            
                | 82 |  |  |         table_name = sqlalchemy_table_class.__tablename__ | 
            
                                                                        
                            
            
                                    
            
            
                | 83 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 84 |  |  |         log_msg = 'Resetting Postgresql %s table sync data.' % table_name | 
            
                                                                        
                            
            
                                    
            
            
                | 85 |  |  |         self._logging(logging.INFO, log_msg) | 
            
                                                                        
                            
            
                                    
            
            
                | 86 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 87 |  |  |         sqlalchemy_table_class.reset_last_sync() | 
            
                                                                        
                            
            
                                    
            
            
                | 88 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 89 |  |  |         log_msg = 'Postgresql %s table sync data successfully reset.' \ | 
            
                                                                        
                            
            
                                    
            
            
                | 90 |  |  |                   % table_name | 
            
                                                                        
                            
            
                                    
            
            
                | 91 |  |  |         self._logging(logging.INFO, log_msg) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |     def _reset_sync(self, index_name, sqlalchemy_table_class): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |         err_msg = 'Resetting synchronization data for index %s.' % index_name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |         self._logging(logging.WARNING, err_msg) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |         with acquire_inter_process_lock('purge_%s' % index_name) as acquired: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |             if not acquired: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |                 err_msg = 'Another process is already resetting the %s ' \ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |                           'index synchronization data, aborting now.' \ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |                           % index_name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |                 self._logging(logging.WARNING, err_msg) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |             else: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |                 self._perform_sync_reset(sqlalchemy_table_class) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |     def purge_jobs_index(self): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |         index_name = model.JobElastic().index | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |         self._purge_index(index_name, dict(), model.JobElastic) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |         self._reset_sync(index_name, model.JobAlchemy) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |     def purge_companies_index(self): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |         index_name = model.CompanyElastic().index | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |         self._purge_index(index_name, dict(), model.CompanyElastic) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |         self._reset_sync(index_name, model.CompanyAlchemy) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |     def purge_geocomplete_index(self): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |         index_name = model.Geocomplete().index | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |         self._purge_index(index_name, dict(), model.Geocomplete) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |     def take_action(self, parsed_args): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |         super(PurgeESCommand, self).take_action(parsed_args) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |         if parsed_args.purge_jobs_index: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |             self.purge_jobs_index() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |         if parsed_args.purge_companies_index: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |             self.purge_companies_index() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |  | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 129 |  |  |         if parsed_args.purge_geocomplete_index: | 
            
                                                        
            
                                    
            
            
                | 130 |  |  |             self.purge_geocomplete_index() |