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How to use get_migrations method in autotest

Best Python code snippet using autotest_python

groups.py

Source:groups.py

...12    Provides the list of migrations associated with an group and a loader that returns13    the requested migration.14    """15    @abstractmethod16    def get_migrations(self) -> Sequence[str]:17        """18        Returns the list of migration IDs in the order they should be executed.19        """20        raise NotImplementedError21    @abstractmethod22    def load_migration(self, migration_id: str) -> Migration:23        raise NotImplementedError24class DirectoryLoader(GroupLoader, ABC):25    """26    Loads migrations that are defined as files of a directory. The file name27    represents the migration ID.28    """29    def __init__(self, module: str) -> None:30        self.__module = module31    @abstractmethod32    def get_migrations(self) -> Sequence[str]:33        raise NotImplementedError34    def load_migration(self, migration_id: str) -> Migration:35        try:36            module = import_module(f"{self.__module}.{migration_id}")37            return module.Migration()  # type: ignore38        except ModuleNotFoundError:39            raise MigrationDoesNotExist("Invalid migration ID")40class ConfigurationLoader(DirectoryLoader):41    """42    Loads migration groups from YAML configuration files.43    """44    def __init__(45        self, path_to_migration_group_config: str, migration_path: str | None = None46    ) -> None:47        self.migration_group = load_migration_group(path_to_migration_group_config)48        self.migration_group_name = self.migration_group["name"]49        self.migration_names = [50            str(migration) for migration in self.migration_group["migrations"]51        ]52        self.optional = self.migration_group.get("optional", False)53        migration_path = migration_path or "snuba.snuba_migrations"54        super().__init__(f"{migration_path}.{self.migration_group_name}")55    def get_migrations(self) -> Sequence[str]:56        return self.migration_names57class SystemLoader(DirectoryLoader):58    def __init__(self) -> None:59        super().__init__("snuba.migrations.system_migrations")60    def get_migrations(self) -> Sequence[str]:61        return ["0001_migrations"]62class EventsLoader(DirectoryLoader):63    def __init__(self) -> None:64        super().__init__("snuba.snuba_migrations.events")65    def get_migrations(self) -> Sequence[str]:66        return [67            "0001_events_initial",68            "0002_events_onpremise_compatibility",69            "0003_errors",70            "0004_errors_onpremise_compatibility",71            "0005_events_tags_hash_map",72            "0006_errors_tags_hash_map",73            "0007_groupedmessages",74            "0008_groupassignees",75            "0009_errors_add_http_fields",76            "0010_groupedmessages_onpremise_compatibility",77            "0011_rebuild_errors",78            "0012_errors_make_level_nullable",79            "0013_errors_add_hierarchical_hashes",80            "0014_backfill_errors",81            "0015_truncate_events",82            "0016_drop_legacy_events",83        ]84class TransactionsLoader(DirectoryLoader):85    def __init__(self) -> None:86        super().__init__("snuba.snuba_migrations.transactions")87    def get_migrations(self) -> Sequence[str]:88        return [89            "0001_transactions",90            "0002_transactions_onpremise_fix_orderby_and_partitionby",91            "0003_transactions_onpremise_fix_columns",92            "0004_transactions_add_tags_hash_map",93            "0005_transactions_add_measurements",94            "0006_transactions_add_http_fields",95            "0007_transactions_add_discover_cols",96            "0008_transactions_add_timestamp_index",97            "0009_transactions_fix_title_and_message",98            "0010_transactions_nullable_trace_id",99            "0011_transactions_add_span_op_breakdowns",100            "0012_transactions_add_spans",101            "0013_transactions_reduce_spans_exclusive_time",102            "0014_transactions_remove_flattened_columns",103            "0015_transactions_add_source_column",104            "0016_transactions_add_group_ids_column",105            "0017_transactions_add_app_start_type_column",106        ]107class DiscoverLoader(DirectoryLoader):108    """109    This migration group depends on events and transactions110    """111    def __init__(self) -> None:112        super().__init__("snuba.snuba_migrations.discover")113    def get_migrations(self) -> Sequence[str]:114        return [115            "0001_discover_merge_table",116            "0002_discover_add_deleted_tags_hash_map",117            "0003_discover_fix_user_column",118            "0004_discover_fix_title_and_message",119            "0005_discover_fix_transaction_name",120            "0006_discover_add_trace_id",121            "0007_discover_add_span_id",122        ]123class OutcomesLoader(DirectoryLoader):124    def __init__(self) -> None:125        super().__init__("snuba.snuba_migrations.outcomes")126    def get_migrations(self) -> Sequence[str]:127        return [128            "0001_outcomes",129            "0002_outcomes_remove_size_and_bytes",130            "0003_outcomes_add_category_and_quantity",131            "0004_outcomes_matview_additions",132        ]133class ReplaysLoader(DirectoryLoader):134    def __init__(self) -> None:135        super().__init__("snuba.snuba_migrations.replays")136    def get_migrations(self) -> Sequence[str]:137        return [138            "0001_replays",139            "0002_add_url",140            "0003_alter_url_allow_null",141            "0004_add_error_ids_column",142            "0005_add_urls_user_agent_replay_start_timestamp",143            "0006_add_is_archived_column",144        ]145class MetricsLoader(DirectoryLoader):146    def __init__(self) -> None:147        super().__init__("snuba.snuba_migrations.metrics")148    def get_migrations(self) -> Sequence[str]:149        return [150            "0001_metrics_buckets",151            "0002_metrics_sets",152            "0003_counters_to_buckets",153            "0004_metrics_counters",154            "0005_metrics_distributions_buckets",155            "0006_metrics_distributions",156            "0007_metrics_sets_granularity_10",157            "0008_metrics_counters_granularity_10",158            "0009_metrics_distributions_granularity_10",159            "0010_metrics_sets_granularity_1h",160            "0011_metrics_counters_granularity_1h",161            "0012_metrics_distributions_granularity_1h",162            "0013_metrics_sets_granularity_1d",163            "0014_metrics_counters_granularity_1d",164            "0015_metrics_distributions_granularity_1d",165            "0016_metrics_sets_consolidated_granularity",166            "0017_metrics_counters_consolidated_granularity",167            "0018_metrics_distributions_consolidated_granularity",168            "0019_aggregate_tables_add_ttl",169            "0020_polymorphic_buckets_table",170            "0021_polymorphic_bucket_materialized_views",171            "0022_repartition_polymorphic_table",172            "0023_polymorphic_repartitioned_bucket_matview",173            "0024_metrics_distributions_add_histogram",174            "0025_metrics_counters_aggregate_v2",175            "0026_metrics_counters_v2_writing_matview",176            "0027_fix_migration_0026",177            "0028_metrics_sets_aggregate_v2",178            "0029_metrics_distributions_aggregate_v2",179            "0030_metrics_distributions_v2_writing_mv",180            "0031_metrics_sets_v2_writing_mv",181            "0032_redo_0030_and_0031_without_timestamps",182            "0033_metrics_cleanup_old_views",183            "0034_metrics_cleanup_old_tables",184        ]185class SessionsLoader(DirectoryLoader):186    def __init__(self) -> None:187        super().__init__("snuba.snuba_migrations.sessions")188    def get_migrations(self) -> Sequence[str]:189        return ["0001_sessions", "0002_sessions_aggregates", "0003_sessions_matview"]190class QuerylogLoader(DirectoryLoader):191    def __init__(self) -> None:192        super().__init__("snuba.snuba_migrations.querylog")193    def get_migrations(self) -> Sequence[str]:194        return ["0001_querylog", "0002_status_type_change", "0003_add_profile_fields"]195class ProfilesLoader(DirectoryLoader):196    def __init__(self) -> None:197        super().__init__("snuba.snuba_migrations.profiles")198    def get_migrations(self) -> Sequence[str]:199        return [200            "0001_profiles",201            "0002_disable_vertical_merge_algorithm",202            "0003_add_device_architecture",203            "0004_drop_profile_column",204        ]205class FunctionsLoader(DirectoryLoader):206    def __init__(self) -> None:207        super().__init__("snuba.snuba_migrations.functions")208    def get_migrations(self) -> Sequence[str]:209        return ["0001_functions"]210MigrationGroup = str211CONFIG_BUILT_MIGRATIONS = {212    MigrationGroup(loader.migration_group_name): loader213    for loader in [214        ConfigurationLoader(config_file)215        for config_file in glob(settings.MIGRATION_CONFIG_FILES_GLOB, recursive=True)216    ]217}218# This is a list instead of a dictionary to preserve the order219# of existing migrations. For example, the discover migrations220# need to run after the events/transactions migrations.221REGISTERED_GROUPS: list[tuple[str, GroupLoader]] = [222    ("system", SystemLoader()),...

migrator-dbtool.py

Source:migrator-dbtool.py

...42     S.put_migration_version( migr_old_dir, ver )43  else: # advanced mode44     print( "advanced version=%s" % (ver) )45     #46     files = S.get_migrations( migr_new_dir )47     sfiles = db.get_migrations()48     S.put_migrations( migr_old_dir, sfiles )49     S.put_migration_version( migr_old_dir, ver )50     ver2 = S.compare_migration_tree(files, sfiles)51     if ver2 is not None:52       ver2id = ver2['id']53       print( "down version=%s" % (ver2id) )54       S.put_migration_version( migr_old_dir, ver2id, '.version2' )55elif sys.argv[1]=='pre-force':56  if not is_ver: # empty table57     print( "empty database" )58  elif not is_files: # legacy mode!59     print( "legacy version=%s" % (ver) )60     S.put_migration_version( migr_old_dir, ver )61  else: # advanced mode62     print( "advanced version=%s" % (ver) )63     #64     files = S.get_migrations( migr_new_dir )65     sfiles = db.get_migrations()66     S.put_migrations( migr_old_dir, sfiles )67     S.put_migration_version( migr_old_dir, ver )68     ver2 = S.compare_migration_tree_force(files, sfiles)69     if ver2 is not None:70       ver2id = ver2['id']71       print( "rollback version=%s" % (ver2id) )72       S.put_migration_version( migr_old_dir, ver2id, '.version2' )73elif sys.argv[1]=='post' or sys.argv[1]=='post-force':74  if not is_ver: # empty table75     S.error( "empty database" )76  elif not is_files: # still legacy mode!77     files = S.get_migrations( migr_new_dir )78     db.create_migrations()79     db.put_migrations( files )80  else: # advanced mode81     files = S.get_migrations( os.environ['DATABASE_MIGRATIONS'] )82     db.put_migrations( files, True )83elif sys.argv[1]=='log':84  if not is_log:85     db.create_log()86  db.put_log( sys.stdin.read() )87elif sys.argv[1]=='get-log':88  if not is_log:89     S.warning( "No log" )90  else:91     for v in db.get_log():92       sys.stdout.write("%s\t%d\t%s\n" % (v[0].strftime("%Y-%m-%d %H:%M:%S"), v[1], v[2]))...

test_migrations.py

Source:test_migrations.py

...33        _add('foobar', '1.0.1a1')34        _add('foobar', '1.0a9.dev0')35        app_settings['applications'] = ['foobar', 'foobarother']36    def test_get_migrations_for_application(self):37        self.assertEqual(len(migrate.get_migrations('foobar')), 8)38    def test_get_migrations_for_application_in_order(self):39        self.assertEqual(40            [m.to_version_raw for m in migrate.get_migrations('foobar')], [41                '0.2',42                '0.5',43                '1.0a1',44                '1.0a9.dev0',45                '1.0',46                '1.0.1a1',47                '1.5.0',48                '2.1a1'49            ])50    def test_get_migrations_from_version(self):51        self.assertEqual(52            [m.to_version_raw for m in migrate.get_migrations('foobar', '1.0')], [53                '1.0.1a1',54                '1.5.0',55                '2.1a1'56            ])57    def test_get_migrations_to_version(self):58        self.assertEqual(59            [m.to_version_raw for m in migrate.get_migrations('foobar', to_version='1.0')], [60                '0.2',61                '0.5',62                '1.0a1',63                '1.0a9.dev0',64                '1.0'65            ])66    def test_run_migrations(self):67        migrate.run_migrations(68            self.layer.app,69            migrate.get_migrations('foobar'))70        site = self.layer.app['plone']['plone']71        registry = site['_registry']72        self.assertEquals(registry[MIGRATION_DATA_REGISTRY_KEY]['foobar'], '2.1a1')73    def test_should_only_get_migrations_for_activated_applications(self):74        self.assertEqual(len(migrate.get_migrations('foobar')), 8)75        app_settings['applications'] = []76        self.assertEqual(len(migrate.get_migrations('foobarother')), 0)...

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