upgrade: fixed old style rc upgrade sometimes used with a very old installer.
upgrade: fixed old style rc upgrade sometimes used with a very old installer.

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r3505:c75dd264 stable
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__init__.py
135 lines | 4.5 KiB | text/x-python | PythonLexer
# -*- coding: utf-8 -*-
# Copyright (C) 2010-2019 RhodeCode GmbH
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License, version 3
# (only), as published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# This program is dual-licensed. If you wish to learn more about the
# RhodeCode Enterprise Edition, including its added features, Support services,
# and proprietary license terms, please see https://rhodecode.com/licenses/
import logging
import rhodecode
from rhodecode.model import meta, db
from rhodecode.lib.utils2 import obfuscate_url_pw, get_encryption_key
log = logging.getLogger(__name__)
def init_model(engine, encryption_key=None):
"""
Initializes db session, bind the engine with the metadata,
Call this before using any of the tables or classes in the model,
preferably once in application start
:param engine: engine to bind to
"""
engine_str = obfuscate_url_pw(str(engine.url))
log.info("RhodeCode %s initializing db for %s", rhodecode.__version__, engine_str)
meta.Base.metadata.bind = engine
db.ENCRYPTION_KEY = encryption_key
def init_model_encryption(migration_models, config=None):
from pyramid.threadlocal import get_current_registry
config = config or get_current_registry().settings
migration_models.ENCRYPTION_KEY = get_encryption_key(config)
db.ENCRYPTION_KEY = get_encryption_key(config)
class BaseModel(object):
"""
Base Model for all RhodeCode models, it adds sql alchemy session
into instance of model
:param sa: If passed it reuses this session instead of creating a new one
"""
cls = None # override in child class
def __init__(self, sa=None):
if sa is not None:
self.sa = sa
else:
self.sa = meta.Session()
def _get_instance(self, cls, instance, callback=None):
"""
Gets instance of given cls using some simple lookup mechanism.
:param cls: classes to fetch
:param instance: int or Instance
:param callback: callback to call if all lookups failed
"""
if isinstance(instance, cls):
return instance
elif isinstance(instance, (int, long)):
if isinstance(cls, tuple):
# if we pass multi instances we pick first to .get()
cls = cls[0]
return cls.get(instance)
else:
if instance:
if callback is None:
raise Exception(
'given object must be int, long or Instance of %s '
'got %s, no callback provided' % (cls, type(instance))
)
else:
return callback(instance)
def _get_user(self, user):
"""
Helper method to get user by ID, or username fallback
:param user: UserID, username, or User instance
"""
return self._get_instance(
db.User, user, callback=db.User.get_by_username)
def _get_user_group(self, user_group):
"""
Helper method to get user by ID, or username fallback
:param user_group: UserGroupID, user_group_name, or UserGroup instance
"""
return self._get_instance(
db.UserGroup, user_group, callback=db.UserGroup.get_by_group_name)
def _get_repo(self, repository):
"""
Helper method to get repository by ID, or repository name
:param repository: RepoID, repository name or Repository Instance
"""
return self._get_instance(
db.Repository, repository, callback=db.Repository.get_by_repo_name)
def _get_perm(self, permission):
"""
Helper method to get permission by ID, or permission name
:param permission: PermissionID, permission_name or Permission instance
"""
return self._get_instance(
db.Permission, permission, callback=db.Permission.get_by_key)
@classmethod
def get_all(cls):
"""
Returns all instances of what is defined in `cls` class variable
"""
return cls.cls.getAll()