95 lines
3.0 KiB
Python
95 lines
3.0 KiB
Python
''' Exports create_app. '''
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import os
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import logging
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import coloredlogs
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import sqlalchemy.orm.exc
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from szurubooru import config, errors, rest
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# pylint: disable=unused-import
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from szurubooru import api, middleware
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def _on_auth_error(ex):
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raise rest.errors.HttpForbidden(
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title='Authentication error', description=str(ex))
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def _on_validation_error(ex):
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raise rest.errors.HttpBadRequest(
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title='Validation error', description=str(ex))
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def _on_search_error(ex):
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raise rest.errors.HttpBadRequest(
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title='Search error', description=str(ex))
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def _on_integrity_error(ex):
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raise rest.errors.HttpConflict(
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title='Integrity violation', description=ex.args[0])
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def _on_not_found_error(ex):
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raise rest.errors.HttpNotFound(
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title='Not found', description=str(ex))
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def _on_processing_error(ex):
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raise rest.errors.HttpBadRequest(
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title='Processing error', description=str(ex))
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def _on_stale_data_error(_ex):
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raise rest.errors.HttpConflict(
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'Someone else modified this in the meantime. Please try again.')
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def validate_config():
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'''
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Check whether config doesn't contain errors that might prove
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lethal at runtime.
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'''
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from szurubooru.func.auth import RANK_MAP
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for privilege, rank in config.config['privileges'].items():
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if rank not in RANK_MAP.values():
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raise errors.ConfigError(
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'Rank %r for privilege %r is missing' % (rank, privilege))
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if config.config['default_rank'] not in RANK_MAP.values():
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raise errors.ConfigError(
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'Default rank %r is not on the list of known ranks' % (
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config.config['default_rank']))
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for key in ['base_url', 'api_url', 'data_url', 'data_dir']:
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if not config.config[key]:
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raise errors.ConfigError(
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'Service is not configured: %r is missing' % key)
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if not os.path.isabs(config.config['data_dir']):
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raise errors.ConfigError(
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'data_dir must be an absolute path')
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for key in ['schema', 'host', 'port', 'user', 'pass', 'name']:
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if not config.config['database'][key]:
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raise errors.ConfigError(
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'Database is not configured: %r is missing' % key)
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def create_app():
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''' Create a WSGI compatible App object. '''
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validate_config()
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coloredlogs.install(fmt='[%(asctime)-15s] %(name)s %(message)s')
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if config.config['debug']:
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logging.getLogger('szurubooru').setLevel(logging.INFO)
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if config.config['show_sql']:
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logging.getLogger('sqlalchemy.engine').setLevel(logging.INFO)
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rest.errors.handle(errors.AuthError, _on_auth_error)
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rest.errors.handle(errors.ValidationError, _on_validation_error)
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rest.errors.handle(errors.SearchError, _on_search_error)
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rest.errors.handle(errors.IntegrityError, _on_integrity_error)
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rest.errors.handle(errors.NotFoundError, _on_not_found_error)
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rest.errors.handle(errors.ProcessingError, _on_processing_error)
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rest.errors.handle(sqlalchemy.orm.exc.StaleDataError, _on_stale_data_error)
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return rest.application
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