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# -*- coding: utf-8 -*-
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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Global configuration file for TurboGears2 specific settings in Kallithea.
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This file complements the .ini file.
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"""
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import logging
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import os
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import platform
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import sys
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import alembic.config
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import mercurial
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import tg
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from alembic.migration import MigrationContext
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from alembic.script.base import ScriptDirectory
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from sqlalchemy import create_engine
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from tg import FullStackApplicationConfigurator
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import kallithea.lib.locales
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import kallithea.model.base
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import kallithea.model.meta
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from kallithea.lib import celery_app
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from kallithea.lib.utils import load_extensions, set_app_settings, set_indexer_config, set_vcs_config
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from kallithea.lib.utils2 import asbool, check_git_version
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from kallithea.model import db
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log = logging.getLogger(__name__)
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base_config = FullStackApplicationConfigurator()
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base_config.update_blueprint({
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'package': kallithea,
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# Rendering Engines Configuration
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'renderers': [
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'json',
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'mako',
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],
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'default_renderer': 'mako',
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'use_dotted_templatenames': False,
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# Configure Sessions, store data as JSON to avoid pickle security issues
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'session.enabled': True,
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'session.data_serializer': 'json',
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# Configure the base SQLALchemy Setup
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'use_sqlalchemy': True,
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'model': kallithea.model.base,
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'DBSession': kallithea.model.meta.Session,
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# Configure App without an authentication backend.
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'auth_backend': None,
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# Use custom error page for these errors. By default, Turbogears2 does not add
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# 400 in this list.
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# Explicitly listing all is considered more robust than appending to defaults,
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# in light of possible future framework changes.
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'errorpage.status_codes': [400, 401, 403, 404],
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# Disable transaction manager -- currently Kallithea takes care of transactions itself
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'tm.enabled': False,
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# Set the default i18n source language so TG doesn't search beyond 'en' in Accept-Language.
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'i18n.lang': 'en',
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# For TurboGears 2.4.3, define the native language for translations to
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# prevent fall-through to languages requested with lower priority.
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'i18n.native': ['en', 'en_US', 'en_GB'],
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})
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# DebugBar, a debug toolbar for TurboGears2.
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# (https://github.com/TurboGears/tgext.debugbar)
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# To enable it, install 'tgext.debugbar' and 'kajiki', and run Kallithea with
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# 'debug = true' (not in production!)
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# See the Kallithea documentation for more information.
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try:
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import kajiki # only to check its existence
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from tgext.debugbar import enable_debugbar
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assert kajiki
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except ImportError:
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pass
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else:
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base_config.get_blueprint_value('renderers').append('kajiki')
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enable_debugbar(base_config)
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def setup_configuration(app):
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config = app.config
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if not kallithea.lib.locales.current_locale_is_valid():
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log.error("Terminating ...")
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sys.exit(1)
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# Mercurial sets encoding at module import time, so we have to monkey patch it
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hgencoding = config.get('hgencoding')
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if hgencoding:
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mercurial.encoding.encoding = hgencoding
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if config.get('ignore_alembic_revision', False):
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log.warning('database alembic revision checking is disabled')
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else:
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dbconf = config['sqlalchemy.url']
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alembic_cfg = alembic.config.Config()
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alembic_cfg.set_main_option('script_location', 'kallithea:alembic')
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alembic_cfg.set_main_option('sqlalchemy.url', dbconf)
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script_dir = ScriptDirectory.from_config(alembic_cfg)
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available_heads = sorted(script_dir.get_heads())
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engine = create_engine(dbconf)
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with engine.connect() as conn:
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context = MigrationContext.configure(conn)
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current_heads = sorted(str(s) for s in context.get_current_heads())
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if current_heads != available_heads:
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log.error('Failed to run Kallithea:\n\n'
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'The database version does not match the Kallithea version.\n'
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'Please read the documentation on how to upgrade or downgrade the database.\n'
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'Current database version id(s): %s\n'
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'Expected database version id(s): %s\n'
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'If you are a developer and you know what you are doing, you can add `ignore_alembic_revision = True` '
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'to your .ini file to skip the check.\n' % (' '.join(current_heads), ' '.join(available_heads)))
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sys.exit(1)
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# store some globals into kallithea
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kallithea.DEFAULT_USER_ID = db.User.get_default_user().user_id
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if asbool(config.get('use_celery')) and not kallithea.CELERY_APP.finalized:
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kallithea.CELERY_APP.config_from_object(celery_app.make_celery_config(config))
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kallithea.CONFIG = config
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load_extensions(root_path=config['here'])
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set_app_settings(config)
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instance_id = kallithea.CONFIG.get('instance_id', '*')
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if instance_id == '*':
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instance_id = '%s-%s' % (platform.uname()[1], os.getpid())
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kallithea.CONFIG['instance_id'] = instance_id
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# update kallithea.CONFIG with the meanwhile changed 'config'
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kallithea.CONFIG.update(config)
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# configure vcs and indexer libraries (they are supposed to be independent
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# as much as possible and thus avoid importing tg.config or
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# kallithea.CONFIG).
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set_vcs_config(kallithea.CONFIG)
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set_indexer_config(kallithea.CONFIG)
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check_git_version()
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kallithea.model.meta.Session.remove()
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tg.hooks.register('configure_new_app', setup_configuration)
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