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# -*- coding: utf-8 -*- |
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import argparse |
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import plaster_pastedeploy |
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import transaction |
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from depot.manager import DepotManager |
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from pyramid.paster import get_appsettings |
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from sqlalchemy.exc import IntegrityError |
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from tracim_backend import CFG |
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from tracim_backend.command import AppContextCommand |
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from tracim_backend.exceptions import DatabaseInitializationFailed |
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from tracim_backend.exceptions import ForceArgumentNeeded |
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from tracim_backend.exceptions import InvalidSettingFile |
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from tracim_backend.fixtures import FixturesLoader |
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from tracim_backend.fixtures.content import Content as ContentFixture |
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from tracim_backend.fixtures.users_and_groups import Base as BaseFixture |
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from tracim_backend.models import get_engine |
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from tracim_backend.models import get_session_factory |
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from tracim_backend.models import get_tm_session |
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from tracim_backend.models.meta import DeclarativeBase |
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class InitializeDBCommand(AppContextCommand): |
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auto_setup_context = False |
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def get_description(self) -> str: |
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return "Initialize database" |
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def get_parser(self, prog_name: str) -> argparse.ArgumentParser: |
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parser = super().get_parser(prog_name) |
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parser.add_argument( |
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"--test-data", |
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help='Add some default data to database to make test', |
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dest='test_data', |
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required=False, |
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action='store_true', |
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default=False, |
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) |
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return parser |
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def take_action(self, parsed_args: argparse.Namespace) -> None: |
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super(InitializeDBCommand, self).take_action(parsed_args) |
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config_uri = parsed_args.config_file |
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settings = get_appsettings(config_uri) |
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# INFO - G.M - 2018-06-178 - We need to add info from [DEFAULT] |
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# section of config file in order to have both global and |
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# web app specific param. |
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settings.update(settings.global_conf) |
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if 'sqlalchemy.url' not in settings or not settings['sqlalchemy.url']: |
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raise InvalidSettingFile('Wrong or empty sqlalchemy database url,' |
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'check config file') |
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self._create_schema(settings) |
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self._populate_database(settings, add_test_data=parsed_args.test_data) |
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@classmethod |
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def _create_schema( |
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cls, |
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settings: plaster_pastedeploy.ConfigDict |
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) -> None: |
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print("- Create Schemas of databases -") |
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engine = get_engine(settings) |
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DeclarativeBase.metadata.create_all(engine) |
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@classmethod |
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def _populate_database( |
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cls, |
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settings: plaster_pastedeploy.ConfigDict, |
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add_test_data: bool |
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) -> None: |
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engine = get_engine(settings) |
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session_factory = get_session_factory(engine) |
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app_config = CFG(settings) |
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print("- Populate database with default data -") |
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with transaction.manager: |
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dbsession = get_tm_session(session_factory, transaction.manager) |
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try: |
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fixtures = [BaseFixture] |
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fixtures_loader = FixturesLoader(dbsession, app_config) |
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fixtures_loader.loads(fixtures) |
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transaction.commit() |
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if add_test_data: |
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app_config.configure_filedepot() |
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fixtures = [ContentFixture] |
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fixtures_loader.loads(fixtures) |
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transaction.commit() |
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print("Database initialized.") |
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except IntegrityError as exc: |
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transaction.abort() |
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print('Database initialization failed') |
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raise DatabaseInitializationFailed( |
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'Warning, there was a problem when adding default data' |
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', it may have already been added.' |
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) from exc |
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class DeleteDBCommand(AppContextCommand): |
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auto_setup_context = False |
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def get_description(self) -> str: |
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return "Delete database" |
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def get_parser(self, prog_name: str) -> argparse.ArgumentParser: |
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parser = super().get_parser(prog_name) |
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parser.add_argument( |
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"--force", |
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help='force delete of database', |
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dest='force', |
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required=False, |
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action='store_true', |
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default=False, |
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) |
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return parser |
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def take_action(self, parsed_args: argparse.Namespace) -> None: |
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super(DeleteDBCommand, self).take_action(parsed_args) |
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config_uri = parsed_args.config_file |
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# setup_logging(config_uri) |
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settings = get_appsettings(config_uri) |
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settings.update(settings.global_conf) |
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if 'sqlalchemy.url' not in settings or not settings['sqlalchemy.url']: |
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raise InvalidSettingFile('Wrong or empty sqlalchemy database url,' |
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'check config file') |
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engine = get_engine(settings) |
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app_config = CFG(settings) |
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app_config.configure_filedepot() |
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if parsed_args.force: |
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print('Database deletion begin.') |
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DeclarativeBase.metadata.drop_all(engine) |
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print('Database deletion done.') |
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try: |
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print('Cleaning depot begin.') |
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depot = DepotManager.get() |
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depot_files = depot.list() |
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for file_ in depot_files: |
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depot.delete(file_) |
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print('Cleaning depot done.') |
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except FileNotFoundError: |
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print( |
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'Warning ! Can delete depots file, is depot path correctly' |
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'configured ?' |
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) |
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else: |
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raise ForceArgumentNeeded( |
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'Warning, You should use --force if you really want to' |
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' delete database.' |
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) |
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tracim /
tracim_v2
