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# -*- coding: utf-8 -*- |
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import transaction |
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from pyramid.paster import ( |
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get_appsettings, |
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setup_logging, |
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) |
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from tracim import CFG |
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from tracim.fixtures import FixturesLoader |
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from tracim.fixtures.users_and_groups import Base as BaseFixture |
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from sqlalchemy.exc import IntegrityError |
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from tracim.command import AppContextCommand |
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from tracim.models.meta import DeclarativeBase |
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from tracim.models import ( |
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get_engine, |
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get_session_factory, |
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get_tm_session, |
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) |
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class InitializeDBCommand(AppContextCommand): |
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auto_setup_context = False |
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def get_description(self): |
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return "Initialize DB" |
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def get_parser(self, prog_name): |
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parser = super().get_parser(prog_name) |
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return parser |
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def take_action(self, parsed_args): |
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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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setup_logging(config_uri) |
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settings = get_appsettings(config_uri) |
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self._create_schema(settings) |
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self._populate_database(settings) |
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@classmethod |
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def _create_schema(cls, settings): |
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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(cls, settings): |
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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_loader = FixturesLoader(dbsession, app_config) |
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fixtures_loader.loads([BaseFixture]) |
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transaction.commit() |
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print("Database initialized.") |
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except IntegrityError: |
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print('Warning, there was a problem when adding default data' |
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', it may have already been added:') |
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import traceback |
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print(traceback.format_exc()) |
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transaction.abort() |
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print('Database initialization failed') |
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tracim /
tracim_backend
