freeze of models for future migrations using small schema files snapshoting current model state

rhodecode/lib/dbmigrate/schema/__init__.py

@@ -0,0 +1,14 b''
+# -*- coding: utf-8 -*-
+"""
+    rhodecode.lib.dbmigrate.schema
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+
+    Schemas for migrations
+    
+    
+    :created_on: Nov 1, 2011
+    :author: marcink
+    :copyright: (C) 2009-2010 Marcin Kuzminski <[e-mail]>    
+    :license: <name>, see LICENSE_FILE for more details.
+"""

rhodecode/lib/dbmigrate/schema/db_1_1_0.py

@@ -0,0 +1,94 b''
+from sqlalchemy import *
+from sqlalchemy.exc import DatabaseError
+from sqlalchemy.orm import relation, backref, class_mapper
+from sqlalchemy.orm.session import Session
+from rhodecode.model.meta import Base
+
+class BaseModel(object):
+    """Base Model for all classess
+
+    """
+
+    @classmethod
+    def _get_keys(cls):
+        """return column names for this model """
+        return class_mapper(cls).c.keys()
+
+    def get_dict(self):
+        """return dict with keys and values corresponding
+        to this model data """
+
+        d = {}
+        for k in self._get_keys():
+            d[k] = getattr(self, k)
+        return d
+
+    def get_appstruct(self):
+        """return list with keys and values tupples corresponding
+        to this model data """
+
+        l = []
+        for k in self._get_keys():
+            l.append((k, getattr(self, k),))
+        return l
+
+    def populate_obj(self, populate_dict):
+        """populate model with data from given populate_dict"""
+
+        for k in self._get_keys():
+            if k in populate_dict:
+                setattr(self, k, populate_dict[k])
+
+    @classmethod
+    def query(cls):
+        return Session.query(cls)
+
+    @classmethod
+    def get(cls, id_):
+        if id_:
+            return cls.query().get(id_)
+
+    @classmethod
+    def getAll(cls):
+        return cls.query().all()
+
+    @classmethod
+    def delete(cls, id_):
+        obj = cls.query().get(id_)
+        Session.delete(obj)
+        Session.commit()
+
+
+class UserFollowing(Base, BaseModel):
+    __tablename__ = 'user_followings'
+    __table_args__ = (UniqueConstraint('user_id', 'follows_repository_id'),
+                      UniqueConstraint('user_id', 'follows_user_id')
+                      , {'useexisting':True})
+
+    user_following_id = Column("user_following_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
+    user_id = Column("user_id", Integer(), ForeignKey(u'users.user_id'), nullable=False, unique=None, default=None)
+    follows_repo_id = Column("follows_repository_id", Integer(), ForeignKey(u'repositories.repo_id'), nullable=True, unique=None, default=None)
+    follows_user_id = Column("follows_user_id", Integer(), ForeignKey(u'users.user_id'), nullable=True, unique=None, default=None)
+
+    user = relation('User', primaryjoin='User.user_id==UserFollowing.user_id')
+
+    follows_user = relation('User', primaryjoin='User.user_id==UserFollowing.follows_user_id')
+    follows_repository = relation('Repository')
+
+
+class CacheInvalidation(Base, BaseModel):
+    __tablename__ = 'cache_invalidation'
+    __table_args__ = (UniqueConstraint('cache_key'), {'useexisting':True})
+    cache_id = Column("cache_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
+    cache_key = Column("cache_key", String(length=None, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    cache_args = Column("cache_args", String(length=None, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    cache_active = Column("cache_active", Boolean(), nullable=True, unique=None, default=False)
+
+
+    def __init__(self, cache_key, cache_args=''):
+        self.cache_key = cache_key
+        self.cache_args = cache_args
+        self.cache_active = False
+
+    def __repr__(self):
+        return "<CacheInvalidation('%s:%s')>" % (self.cache_id, self.cache_key)
  No newline at end of file

rhodecode/lib/dbmigrate/schema/db_1_2_0.py

@@ -0,0 +1,1098 b''
+# -*- coding: utf-8 -*-
+"""
+    rhodecode.model.db
+    ~~~~~~~~~~~~~~~~~~
+
+    Database Models for RhodeCode
+
+    :created_on: Apr 08, 2010
+    :author: marcink
+    :copyright: (C) 2009-2011 Marcin Kuzminski <[e-mail]>
+    :license: GPLv3, see COPYING for more details.
+"""
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# 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 General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+import os
+import logging
+import datetime
+import traceback
+from datetime import date
+
+from sqlalchemy import *
+from sqlalchemy.ext.hybrid import hybrid_property
+from sqlalchemy.orm import relationship, joinedload, class_mapper, validates
+from beaker.cache import cache_region, region_invalidate
+
+from vcs import get_backend
+from vcs.utils.helpers import get_scm
+from vcs.exceptions import VCSError
+from vcs.utils.lazy import LazyProperty
+
+from rhodecode.lib import str2bool, safe_str, get_changeset_safe, \
+    generate_api_key, safe_unicode
+from rhodecode.lib.exceptions import UsersGroupsAssignedException
+from rhodecode.lib.compat import json
+
+from rhodecode.model.meta import Base, Session
+from rhodecode.model.caching_query import FromCache
+
+
+log = logging.getLogger(__name__)
+
+#==============================================================================
+# BASE CLASSES
+#==============================================================================
+
+class ModelSerializer(json.JSONEncoder):
+    """
+    Simple Serializer for JSON,
+
+    usage::
+
+        to make object customized for serialization implement a __json__
+        method that will return a dict for serialization into json
+
+    example::
+
+        class Task(object):
+
+            def __init__(self, name, value):
+                self.name = name
+                self.value = value
+
+            def __json__(self):
+                return dict(name=self.name,
+                            value=self.value)
+
+    """
+
+    def default(self, obj):
+
+        if hasattr(obj, '__json__'):
+            return obj.__json__()
+        else:
+            return json.JSONEncoder.default(self, obj)
+
+class BaseModel(object):
+    """Base Model for all classess
+
+    """
+
+    @classmethod
+    def _get_keys(cls):
+        """return column names for this model """
+        return class_mapper(cls).c.keys()
+
+    def get_dict(self):
+        """return dict with keys and values corresponding
+        to this model data """
+
+        d = {}
+        for k in self._get_keys():
+            d[k] = getattr(self, k)
+        return d
+
+    def get_appstruct(self):
+        """return list with keys and values tupples corresponding
+        to this model data """
+
+        l = []
+        for k in self._get_keys():
+            l.append((k, getattr(self, k),))
+        return l
+
+    def populate_obj(self, populate_dict):
+        """populate model with data from given populate_dict"""
+
+        for k in self._get_keys():
+            if k in populate_dict:
+                setattr(self, k, populate_dict[k])
+
+    @classmethod
+    def query(cls):
+        return Session.query(cls)
+
+    @classmethod
+    def get(cls, id_):
+        if id_:
+            return cls.query().get(id_)
+
+    @classmethod
+    def getAll(cls):
+        return cls.query().all()
+
+    @classmethod
+    def delete(cls, id_):
+        obj = cls.query().get(id_)
+        Session.delete(obj)
+        Session.commit()
+
+
+class RhodeCodeSetting(Base, BaseModel):
+    __tablename__ = 'rhodecode_settings'
+    __table_args__ = (UniqueConstraint('app_settings_name'), {'extend_existing':True})
+    app_settings_id = Column("app_settings_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
+    app_settings_name = Column("app_settings_name", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    _app_settings_value = Column("app_settings_value", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+
+    def __init__(self, k='', v=''):
+        self.app_settings_name = k
+        self.app_settings_value = v
+
+
+    @validates('_app_settings_value')
+    def validate_settings_value(self, key, val):
+        assert type(val) == unicode
+        return val
+
+    @hybrid_property
+    def app_settings_value(self):
+        v = self._app_settings_value
+        if v == 'ldap_active':
+            v = str2bool(v)
+        return v
+
+    @app_settings_value.setter
+    def app_settings_value(self, val):
+        """
+        Setter that will always make sure we use unicode in app_settings_value
+
+        :param val:
+        """
+        self._app_settings_value = safe_unicode(val)
+
+    def __repr__(self):
+        return "<%s('%s:%s')>" % (self.__class__.__name__,
+                                  self.app_settings_name, self.app_settings_value)
+
+
+    @classmethod
+    def get_by_name(cls, ldap_key):
+        return cls.query()\
+            .filter(cls.app_settings_name == ldap_key).scalar()
+
+    @classmethod
+    def get_app_settings(cls, cache=False):
+
+        ret = cls.query()
+
+        if cache:
+            ret = ret.options(FromCache("sql_cache_short", "get_hg_settings"))
+
+        if not ret:
+            raise Exception('Could not get application settings !')
+        settings = {}
+        for each in ret:
+            settings['rhodecode_' + each.app_settings_name] = \
+                each.app_settings_value
+
+        return settings
+
+    @classmethod
+    def get_ldap_settings(cls, cache=False):
+        ret = cls.query()\
+                .filter(cls.app_settings_name.startswith('ldap_')).all()
+        fd = {}
+        for row in ret:
+            fd.update({row.app_settings_name:row.app_settings_value})
+
+        return fd
+
+
+class RhodeCodeUi(Base, BaseModel):
+    __tablename__ = 'rhodecode_ui'
+    __table_args__ = (UniqueConstraint('ui_key'), {'extend_existing':True})
+
+    HOOK_UPDATE = 'changegroup.update'
+    HOOK_REPO_SIZE = 'changegroup.repo_size'
+    HOOK_PUSH = 'pretxnchangegroup.push_logger'
+    HOOK_PULL = 'preoutgoing.pull_logger'
+
+    ui_id = Column("ui_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
+    ui_section = Column("ui_section", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    ui_key = Column("ui_key", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    ui_value = Column("ui_value", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    ui_active = Column("ui_active", Boolean(), nullable=True, unique=None, default=True)
+
+
+    @classmethod
+    def get_by_key(cls, key):
+        return cls.query().filter(cls.ui_key == key)
+
+
+    @classmethod
+    def get_builtin_hooks(cls):
+        q = cls.query()
+        q = q.filter(cls.ui_key.in_([cls.HOOK_UPDATE,
+                                    cls.HOOK_REPO_SIZE,
+                                    cls.HOOK_PUSH, cls.HOOK_PULL]))
+        return q.all()
+
+    @classmethod
+    def get_custom_hooks(cls):
+        q = cls.query()
+        q = q.filter(~cls.ui_key.in_([cls.HOOK_UPDATE,
+                                    cls.HOOK_REPO_SIZE,
+                                    cls.HOOK_PUSH, cls.HOOK_PULL]))
+        q = q.filter(cls.ui_section == 'hooks')
+        return q.all()
+
+    @classmethod
+    def create_or_update_hook(cls, key, val):
+        new_ui = cls.get_by_key(key).scalar() or cls()
+        new_ui.ui_section = 'hooks'
+        new_ui.ui_active = True
+        new_ui.ui_key = key
+        new_ui.ui_value = val
+
+        Session.add(new_ui)
+        Session.commit()
+
+
+class User(Base, BaseModel):
+    __tablename__ = 'users'
+    __table_args__ = (UniqueConstraint('username'), UniqueConstraint('email'), {'extend_existing':True})
+    user_id = Column("user_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
+    username = Column("username", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    password = Column("password", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    active = Column("active", Boolean(), nullable=True, unique=None, default=None)
+    admin = Column("admin", Boolean(), nullable=True, unique=None, default=False)
+    name = Column("name", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    lastname = Column("lastname", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    email = Column("email", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    last_login = Column("last_login", DateTime(timezone=False), nullable=True, unique=None, default=None)
+    ldap_dn = Column("ldap_dn", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    api_key = Column("api_key", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+
+    user_log = relationship('UserLog', cascade='all')
+    user_perms = relationship('UserToPerm', primaryjoin="User.user_id==UserToPerm.user_id", cascade='all')
+
+    repositories = relationship('Repository')
+    user_followers = relationship('UserFollowing', primaryjoin='UserFollowing.follows_user_id==User.user_id', cascade='all')
+    repo_to_perm = relationship('UserRepoToPerm', primaryjoin='UserRepoToPerm.user_id==User.user_id', cascade='all')
+
+    group_member = relationship('UsersGroupMember', cascade='all')
+
+    @property
+    def full_contact(self):
+        return '%s %s <%s>' % (self.name, self.lastname, self.email)
+
+    @property
+    def short_contact(self):
+        return '%s %s' % (self.name, self.lastname)
+
+    @property
+    def is_admin(self):
+        return self.admin
+
+    def __repr__(self):
+        try:
+            return "<%s('id:%s:%s')>" % (self.__class__.__name__,
+                                             self.user_id, self.username)
+        except:
+            return self.__class__.__name__
+
+    @classmethod
+    def get_by_username(cls, username, case_insensitive=False):
+        if case_insensitive:
+            return Session.query(cls).filter(cls.username.ilike(username)).scalar()
+        else:
+            return Session.query(cls).filter(cls.username == username).scalar()
+
+    @classmethod
+    def get_by_api_key(cls, api_key):
+        return cls.query().filter(cls.api_key == api_key).one()
+
+    def update_lastlogin(self):
+        """Update user lastlogin"""
+
+        self.last_login = datetime.datetime.now()
+        Session.add(self)
+        Session.commit()
+        log.debug('updated user %s lastlogin', self.username)
+
+    @classmethod
+    def create(cls, form_data):
+        from rhodecode.lib.auth import get_crypt_password
+
+        try:
+            new_user = cls()
+            for k, v in form_data.items():
+                if k == 'password':
+                    v = get_crypt_password(v)
+                setattr(new_user, k, v)
+
+            new_user.api_key = generate_api_key(form_data['username'])
+            Session.add(new_user)
+            Session.commit()
+            return new_user
+        except:
+            log.error(traceback.format_exc())
+            Session.rollback()
+            raise
+
+class UserLog(Base, BaseModel):
+    __tablename__ = 'user_logs'
+    __table_args__ = {'extend_existing':True}
+    user_log_id = Column("user_log_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
+    user_id = Column("user_id", Integer(), ForeignKey('users.user_id'), nullable=False, unique=None, default=None)
+    repository_id = Column("repository_id", Integer(), ForeignKey('repositories.repo_id'), nullable=False, unique=None, default=None)
+    repository_name = Column("repository_name", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    user_ip = Column("user_ip", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    action = Column("action", UnicodeText(length=1200000, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    action_date = Column("action_date", DateTime(timezone=False), nullable=True, unique=None, default=None)
+
+    @property
+    def action_as_day(self):
+        return date(*self.action_date.timetuple()[:3])
+
+    user = relationship('User')
+    repository = relationship('Repository')
+
+
+class UsersGroup(Base, BaseModel):
+    __tablename__ = 'users_groups'
+    __table_args__ = {'extend_existing':True}
+
+    users_group_id = Column("users_group_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
+    users_group_name = Column("users_group_name", String(length=255, convert_unicode=False, assert_unicode=None), nullable=False, unique=True, default=None)
+    users_group_active = Column("users_group_active", Boolean(), nullable=True, unique=None, default=None)
+
+    members = relationship('UsersGroupMember', cascade="all, delete, delete-orphan", lazy="joined")
+
+    def __repr__(self):
+        return '<userGroup(%s)>' % (self.users_group_name)
+
+    @classmethod
+    def get_by_group_name(cls, group_name, cache=False, case_insensitive=False):
+        if case_insensitive:
+            gr = cls.query()\
+                .filter(cls.users_group_name.ilike(group_name))
+        else:
+            gr = cls.query()\
+                .filter(cls.users_group_name == group_name)
+        if cache:
+            gr = gr.options(FromCache("sql_cache_short",
+                                          "get_user_%s" % group_name))
+        return gr.scalar()
+
+
+    @classmethod
+    def get(cls, users_group_id, cache=False):
+        users_group = cls.query()
+        if cache:
+            users_group = users_group.options(FromCache("sql_cache_short",
+                                    "get_users_group_%s" % users_group_id))
+        return users_group.get(users_group_id)
+
+    @classmethod
+    def create(cls, form_data):
+        try:
+            new_users_group = cls()
+            for k, v in form_data.items():
+                setattr(new_users_group, k, v)
+
+            Session.add(new_users_group)
+            Session.commit()
+            return new_users_group
+        except:
+            log.error(traceback.format_exc())
+            Session.rollback()
+            raise
+
+    @classmethod
+    def update(cls, users_group_id, form_data):
+
+        try:
+            users_group = cls.get(users_group_id, cache=False)
+
+            for k, v in form_data.items():
+                if k == 'users_group_members':
+                    users_group.members = []
+                    Session.flush()
+                    members_list = []
+                    if v:
+                        v = [v] if isinstance(v, basestring) else v
+                        for u_id in set(v):
+                            member = UsersGroupMember(users_group_id, u_id)
+                            members_list.append(member)
+                    setattr(users_group, 'members', members_list)
+                setattr(users_group, k, v)
+
+            Session.add(users_group)
+            Session.commit()
+        except:
+            log.error(traceback.format_exc())
+            Session.rollback()
+            raise
+
+    @classmethod
+    def delete(cls, users_group_id):
+        try:
+
+            # check if this group is not assigned to repo
+            assigned_groups = UsersGroupRepoToPerm.query()\
+                .filter(UsersGroupRepoToPerm.users_group_id ==
+                        users_group_id).all()
+
+            if assigned_groups:
+                raise UsersGroupsAssignedException('RepoGroup assigned to %s' %
+                                                   assigned_groups)
+
+            users_group = cls.get(users_group_id, cache=False)
+            Session.delete(users_group)
+            Session.commit()
+        except:
+            log.error(traceback.format_exc())
+            Session.rollback()
+            raise
+
+class UsersGroupMember(Base, BaseModel):
+    __tablename__ = 'users_groups_members'
+    __table_args__ = {'extend_existing':True}
+
+    users_group_member_id = Column("users_group_member_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
+    users_group_id = Column("users_group_id", Integer(), ForeignKey('users_groups.users_group_id'), nullable=False, unique=None, default=None)
+    user_id = Column("user_id", Integer(), ForeignKey('users.user_id'), nullable=False, unique=None, default=None)
+
+    user = relationship('User', lazy='joined')
+    users_group = relationship('UsersGroup')
+
+    def __init__(self, gr_id='', u_id=''):
+        self.users_group_id = gr_id
+        self.user_id = u_id
+
+    @staticmethod
+    def add_user_to_group(group, user):
+        ugm = UsersGroupMember()
+        ugm.users_group = group
+        ugm.user = user
+        Session.add(ugm)
+        Session.commit()
+        return ugm
+
+class Repository(Base, BaseModel):
+    __tablename__ = 'repositories'
+    __table_args__ = (UniqueConstraint('repo_name'), {'extend_existing':True},)
+
+    repo_id = Column("repo_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
+    repo_name = Column("repo_name", String(length=255, convert_unicode=False, assert_unicode=None), nullable=False, unique=True, default=None)
+    clone_uri = Column("clone_uri", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=False, default=None)
+    repo_type = Column("repo_type", String(length=255, convert_unicode=False, assert_unicode=None), nullable=False, unique=False, default='hg')
+    user_id = Column("user_id", Integer(), ForeignKey('users.user_id'), nullable=False, unique=False, default=None)
+    private = Column("private", Boolean(), nullable=True, unique=None, default=None)
+    enable_statistics = Column("statistics", Boolean(), nullable=True, unique=None, default=True)
+    enable_downloads = Column("downloads", Boolean(), nullable=True, unique=None, default=True)
+    description = Column("description", String(length=10000, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    created_on = Column('created_on', DateTime(timezone=False), nullable=True, unique=None, default=datetime.datetime.now)
+
+    fork_id = Column("fork_id", Integer(), ForeignKey('repositories.repo_id'), nullable=True, unique=False, default=None)
+    group_id = Column("group_id", Integer(), ForeignKey('groups.group_id'), nullable=True, unique=False, default=None)
+
+
+    user = relationship('User')
+    fork = relationship('Repository', remote_side=repo_id)
+    group = relationship('RepoGroup')
+    repo_to_perm = relationship('UserRepoToPerm', cascade='all', order_by='UserRepoToPerm.repo_to_perm_id')
+    users_group_to_perm = relationship('UsersGroupRepoToPerm', cascade='all')
+    stats = relationship('Statistics', cascade='all', uselist=False)
+
+    followers = relationship('UserFollowing', primaryjoin='UserFollowing.follows_repo_id==Repository.repo_id', cascade='all')
+
+    logs = relationship('UserLog', cascade='all')
+
+    def __repr__(self):
+        return "<%s('%s:%s')>" % (self.__class__.__name__,
+                                  self.repo_id, self.repo_name)
+
+    @classmethod
+    def url_sep(cls):
+        return '/'
+
+    @classmethod
+    def get_by_repo_name(cls, repo_name):
+        q = Session.query(cls).filter(cls.repo_name == repo_name)
+        q = q.options(joinedload(Repository.fork))\
+                .options(joinedload(Repository.user))\
+                .options(joinedload(Repository.group))
+        return q.one()
+
+    @classmethod
+    def get_repo_forks(cls, repo_id):
+        return cls.query().filter(Repository.fork_id == repo_id)
+
+    @classmethod
+    def base_path(cls):
+        """
+        Returns base path when all repos are stored
+
+        :param cls:
+        """
+        q = Session.query(RhodeCodeUi).filter(RhodeCodeUi.ui_key ==
+                                              cls.url_sep())
+        q.options(FromCache("sql_cache_short", "repository_repo_path"))
+        return q.one().ui_value
+
+    @property
+    def just_name(self):
+        return self.repo_name.split(Repository.url_sep())[-1]
+
+    @property
+    def groups_with_parents(self):
+        groups = []
+        if self.group is None:
+            return groups
+
+        cur_gr = self.group
+        groups.insert(0, cur_gr)
+        while 1:
+            gr = getattr(cur_gr, 'parent_group', None)
+            cur_gr = cur_gr.parent_group
+            if gr is None:
+                break
+            groups.insert(0, gr)
+
+        return groups
+
+    @property
+    def groups_and_repo(self):
+        return self.groups_with_parents, self.just_name
+
+    @LazyProperty
+    def repo_path(self):
+        """
+        Returns base full path for that repository means where it actually
+        exists on a filesystem
+        """
+        q = Session.query(RhodeCodeUi).filter(RhodeCodeUi.ui_key ==
+                                              Repository.url_sep())
+        q.options(FromCache("sql_cache_short", "repository_repo_path"))
+        return q.one().ui_value
+
+    @property
+    def repo_full_path(self):
+        p = [self.repo_path]
+        # we need to split the name by / since this is how we store the
+        # names in the database, but that eventually needs to be converted
+        # into a valid system path
+        p += self.repo_name.split(Repository.url_sep())
+        return os.path.join(*p)
+
+    def get_new_name(self, repo_name):
+        """
+        returns new full repository name based on assigned group and new new
+
+        :param group_name:
+        """
+        path_prefix = self.group.full_path_splitted if self.group else []
+        return Repository.url_sep().join(path_prefix + [repo_name])
+
+    @property
+    def _ui(self):
+        """
+        Creates an db based ui object for this repository
+        """
+        from mercurial import ui
+        from mercurial import config
+        baseui = ui.ui()
+
+        #clean the baseui object
+        baseui._ocfg = config.config()
+        baseui._ucfg = config.config()
+        baseui._tcfg = config.config()
+
+
+        ret = RhodeCodeUi.query()\
+            .options(FromCache("sql_cache_short", "repository_repo_ui")).all()
+
+        hg_ui = ret
+        for ui_ in hg_ui:
+            if ui_.ui_active:
+                log.debug('settings ui from db[%s]%s:%s', ui_.ui_section,
+                          ui_.ui_key, ui_.ui_value)
+                baseui.setconfig(ui_.ui_section, ui_.ui_key, ui_.ui_value)
+
+        return baseui
+
+    @classmethod
+    def is_valid(cls, repo_name):
+        """
+        returns True if given repo name is a valid filesystem repository
+
+        @param cls:
+        @param repo_name:
+        """
+        from rhodecode.lib.utils import is_valid_repo
+
+        return is_valid_repo(repo_name, cls.base_path())
+
+
+    #==========================================================================
+    # SCM PROPERTIES
+    #==========================================================================
+
+    def get_changeset(self, rev):
+        return get_changeset_safe(self.scm_instance, rev)
+
+    @property
+    def tip(self):
+        return self.get_changeset('tip')
+
+    @property
+    def author(self):
+        return self.tip.author
+
+    @property
+    def last_change(self):
+        return self.scm_instance.last_change
+
+    #==========================================================================
+    # SCM CACHE INSTANCE
+    #==========================================================================
+
+    @property
+    def invalidate(self):
+        return CacheInvalidation.invalidate(self.repo_name)
+
+    def set_invalidate(self):
+        """
+        set a cache for invalidation for this instance
+        """
+        CacheInvalidation.set_invalidate(self.repo_name)
+
+    @LazyProperty
+    def scm_instance(self):
+        return self.__get_instance()
+
+    @property
+    def scm_instance_cached(self):
+        @cache_region('long_term')
+        def _c(repo_name):
+            return self.__get_instance()
+        rn = self.repo_name
+
+        inv = self.invalidate
+        if inv is not None:
+            region_invalidate(_c, None, rn)
+            # update our cache
+            CacheInvalidation.set_valid(inv.cache_key)
+        return _c(rn)
+
+    def __get_instance(self):
+
+        repo_full_path = self.repo_full_path
+
+        try:
+            alias = get_scm(repo_full_path)[0]
+            log.debug('Creating instance of %s repository', alias)
+            backend = get_backend(alias)
+        except VCSError:
+            log.error(traceback.format_exc())
+            log.error('Perhaps this repository is in db and not in '
+                      'filesystem run rescan repositories with '
+                      '"destroy old data " option from admin panel')
+            return
+
+        if alias == 'hg':
+
+            repo = backend(safe_str(repo_full_path), create=False,
+                           baseui=self._ui)
+            # skip hidden web repository
+            if repo._get_hidden():
+                return
+        else:
+            repo = backend(repo_full_path, create=False)
+
+        return repo
+
+
+class RepoGroup(Base, BaseModel):
+    __tablename__ = 'groups'
+    __table_args__ = (UniqueConstraint('group_name', 'group_parent_id'),
+                      CheckConstraint('group_id != group_parent_id'), {'extend_existing':True},)
+    __mapper_args__ = {'order_by':'group_name'}
+
+    group_id = Column("group_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
+    group_name = Column("group_name", String(length=255, convert_unicode=False, assert_unicode=None), nullable=False, unique=True, default=None)
+    group_parent_id = Column("group_parent_id", Integer(), ForeignKey('groups.group_id'), nullable=True, unique=None, default=None)
+    group_description = Column("group_description", String(length=10000, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+
+    parent_group = relationship('RepoGroup', remote_side=group_id)
+
+
+    def __init__(self, group_name='', parent_group=None):
+        self.group_name = group_name
+        self.parent_group = parent_group
+
+    def __repr__(self):
+        return "<%s('%s:%s')>" % (self.__class__.__name__, self.group_id,
+                                  self.group_name)
+
+    @classmethod
+    def groups_choices(cls):
+        from webhelpers.html import literal as _literal
+        repo_groups = [('', '')]
+        sep = ' &raquo; '
+        _name = lambda k: _literal(sep.join(k))
+
+        repo_groups.extend([(x.group_id, _name(x.full_path_splitted))
+                              for x in cls.query().all()])
+
+        repo_groups = sorted(repo_groups, key=lambda t: t[1].split(sep)[0])
+        return repo_groups
+
+    @classmethod
+    def url_sep(cls):
+        return '/'
+
+    @classmethod
+    def get_by_group_name(cls, group_name, cache=False, case_insensitive=False):
+        if case_insensitive:
+            gr = cls.query()\
+                .filter(cls.group_name.ilike(group_name))
+        else:
+            gr = cls.query()\
+                .filter(cls.group_name == group_name)
+        if cache:
+            gr = gr.options(FromCache("sql_cache_short",
+                                          "get_group_%s" % group_name))
+        return gr.scalar()
+
+    @property
+    def parents(self):
+        parents_recursion_limit = 5
+        groups = []
+        if self.parent_group is None:
+            return groups
+        cur_gr = self.parent_group
+        groups.insert(0, cur_gr)
+        cnt = 0
+        while 1:
+            cnt += 1
+            gr = getattr(cur_gr, 'parent_group', None)
+            cur_gr = cur_gr.parent_group
+            if gr is None:
+                break
+            if cnt == parents_recursion_limit:
+                # this will prevent accidental infinit loops
+                log.error('group nested more than %s' %
+                          parents_recursion_limit)
+                break
+
+            groups.insert(0, gr)
+        return groups
+
+    @property
+    def children(self):
+        return Group.query().filter(Group.parent_group == self)
+
+    @property
+    def name(self):
+        return self.group_name.split(Group.url_sep())[-1]
+
+    @property
+    def full_path(self):
+        return self.group_name
+
+    @property
+    def full_path_splitted(self):
+        return self.group_name.split(Group.url_sep())
+
+    @property
+    def repositories(self):
+        return Repository.query().filter(Repository.group == self)
+
+    @property
+    def repositories_recursive_count(self):
+        cnt = self.repositories.count()
+
+        def children_count(group):
+            cnt = 0
+            for child in group.children:
+                cnt += child.repositories.count()
+                cnt += children_count(child)
+            return cnt
+
+        return cnt + children_count(self)
+
+
+    def get_new_name(self, group_name):
+        """
+        returns new full group name based on parent and new name
+
+        :param group_name:
+        """
+        path_prefix = (self.parent_group.full_path_splitted if
+                       self.parent_group else [])
+        return Group.url_sep().join(path_prefix + [group_name])
+
+
+class Permission(Base, BaseModel):
+    __tablename__ = 'permissions'
+    __table_args__ = {'extend_existing':True}
+    permission_id = Column("permission_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
+    permission_name = Column("permission_name", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    permission_longname = Column("permission_longname", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+
+    def __repr__(self):
+        return "<%s('%s:%s')>" % (self.__class__.__name__,
+                                  self.permission_id, self.permission_name)
+
+    @classmethod
+    def get_by_key(cls, key):
+        return cls.query().filter(cls.permission_name == key).scalar()
+
+class UserRepoToPerm(Base, BaseModel):
+    __tablename__ = 'repo_to_perm'
+    __table_args__ = (UniqueConstraint('user_id', 'repository_id'), {'extend_existing':True})
+    repo_to_perm_id = Column("repo_to_perm_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
+    user_id = Column("user_id", Integer(), ForeignKey('users.user_id'), nullable=False, unique=None, default=None)
+    permission_id = Column("permission_id", Integer(), ForeignKey('permissions.permission_id'), nullable=False, unique=None, default=None)
+    repository_id = Column("repository_id", Integer(), ForeignKey('repositories.repo_id'), nullable=False, unique=None, default=None)
+
+    user = relationship('User')
+    permission = relationship('Permission')
+    repository = relationship('Repository')
+
+class UserToPerm(Base, BaseModel):
+    __tablename__ = 'user_to_perm'
+    __table_args__ = (UniqueConstraint('user_id', 'permission_id'), {'extend_existing':True})
+    user_to_perm_id = Column("user_to_perm_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
+    user_id = Column("user_id", Integer(), ForeignKey('users.user_id'), nullable=False, unique=None, default=None)
+    permission_id = Column("permission_id", Integer(), ForeignKey('permissions.permission_id'), nullable=False, unique=None, default=None)
+
+    user = relationship('User')
+    permission = relationship('Permission')
+
+    @classmethod
+    def has_perm(cls, user_id, perm):
+        if not isinstance(perm, Permission):
+            raise Exception('perm needs to be an instance of Permission class')
+
+        return cls.query().filter(cls.user_id == user_id)\
+            .filter(cls.permission == perm).scalar() is not None
+
+    @classmethod
+    def grant_perm(cls, user_id, perm):
+        if not isinstance(perm, Permission):
+            raise Exception('perm needs to be an instance of Permission class')
+
+        new = cls()
+        new.user_id = user_id
+        new.permission = perm
+        try:
+            Session.add(new)
+            Session.commit()
+        except:
+            Session.rollback()
+
+
+    @classmethod
+    def revoke_perm(cls, user_id, perm):
+        if not isinstance(perm, Permission):
+            raise Exception('perm needs to be an instance of Permission class')
+
+        try:
+            cls.query().filter(cls.user_id == user_id)\
+                .filter(cls.permission == perm).delete()
+            Session.commit()
+        except:
+            Session.rollback()
+
+class UsersGroupRepoToPerm(Base, BaseModel):
+    __tablename__ = 'users_group_repo_to_perm'
+    __table_args__ = (UniqueConstraint('repository_id', 'users_group_id', 'permission_id'), {'extend_existing':True})
+    users_group_to_perm_id = Column("users_group_to_perm_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
+    users_group_id = Column("users_group_id", Integer(), ForeignKey('users_groups.users_group_id'), nullable=False, unique=None, default=None)
+    permission_id = Column("permission_id", Integer(), ForeignKey('permissions.permission_id'), nullable=False, unique=None, default=None)
+    repository_id = Column("repository_id", Integer(), ForeignKey('repositories.repo_id'), nullable=False, unique=None, default=None)
+
+    users_group = relationship('UsersGroup')
+    permission = relationship('Permission')
+    repository = relationship('Repository')
+
+    def __repr__(self):
+        return '<userGroup:%s => %s >' % (self.users_group, self.repository)
+
+class UsersGroupToPerm(Base, BaseModel):
+    __tablename__ = 'users_group_to_perm'
+    users_group_to_perm_id = Column("users_group_to_perm_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
+    users_group_id = Column("users_group_id", Integer(), ForeignKey('users_groups.users_group_id'), nullable=False, unique=None, default=None)
+    permission_id = Column("permission_id", Integer(), ForeignKey('permissions.permission_id'), nullable=False, unique=None, default=None)
+
+    users_group = relationship('UsersGroup')
+    permission = relationship('Permission')
+
+
+    @classmethod
+    def has_perm(cls, users_group_id, perm):
+        if not isinstance(perm, Permission):
+            raise Exception('perm needs to be an instance of Permission class')
+
+        return cls.query().filter(cls.users_group_id ==
+                                         users_group_id)\
+                                         .filter(cls.permission == perm)\
+                                         .scalar() is not None
+
+    @classmethod
+    def grant_perm(cls, users_group_id, perm):
+        if not isinstance(perm, Permission):
+            raise Exception('perm needs to be an instance of Permission class')
+
+        new = cls()
+        new.users_group_id = users_group_id
+        new.permission = perm
+        try:
+            Session.add(new)
+            Session.commit()
+        except:
+            Session.rollback()
+
+
+    @classmethod
+    def revoke_perm(cls, users_group_id, perm):
+        if not isinstance(perm, Permission):
+            raise Exception('perm needs to be an instance of Permission class')
+
+        try:
+            cls.query().filter(cls.users_group_id == users_group_id)\
+                .filter(cls.permission == perm).delete()
+            Session.commit()
+        except:
+            Session.rollback()
+
+
+class UserRepoGroupToPerm(Base, BaseModel):
+    __tablename__ = 'group_to_perm'
+    __table_args__ = (UniqueConstraint('group_id', 'permission_id'), {'extend_existing':True})
+
+    group_to_perm_id = Column("group_to_perm_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
+    user_id = Column("user_id", Integer(), ForeignKey('users.user_id'), nullable=False, unique=None, default=None)
+    permission_id = Column("permission_id", Integer(), ForeignKey('permissions.permission_id'), nullable=False, unique=None, default=None)
+    group_id = Column("group_id", Integer(), ForeignKey('groups.group_id'), nullable=False, unique=None, default=None)
+
+    user = relationship('User')
+    permission = relationship('Permission')
+    group = relationship('RepoGroup')
+
+class Statistics(Base, BaseModel):
+    __tablename__ = 'statistics'
+    __table_args__ = (UniqueConstraint('repository_id'), {'extend_existing':True})
+    stat_id = Column("stat_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
+    repository_id = Column("repository_id", Integer(), ForeignKey('repositories.repo_id'), nullable=False, unique=True, default=None)
+    stat_on_revision = Column("stat_on_revision", Integer(), nullable=False)
+    commit_activity = Column("commit_activity", LargeBinary(1000000), nullable=False)#JSON data
+    commit_activity_combined = Column("commit_activity_combined", LargeBinary(), nullable=False)#JSON data
+    languages = Column("languages", LargeBinary(1000000), nullable=False)#JSON data
+
+    repository = relationship('Repository', single_parent=True)
+
+class UserFollowing(Base, BaseModel):
+    __tablename__ = 'user_followings'
+    __table_args__ = (UniqueConstraint('user_id', 'follows_repository_id'),
+                      UniqueConstraint('user_id', 'follows_user_id')
+                      , {'extend_existing':True})
+
+    user_following_id = Column("user_following_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
+    user_id = Column("user_id", Integer(), ForeignKey('users.user_id'), nullable=False, unique=None, default=None)
+    follows_repo_id = Column("follows_repository_id", Integer(), ForeignKey('repositories.repo_id'), nullable=True, unique=None, default=None)
+    follows_user_id = Column("follows_user_id", Integer(), ForeignKey('users.user_id'), nullable=True, unique=None, default=None)
+    follows_from = Column('follows_from', DateTime(timezone=False), nullable=True, unique=None, default=datetime.datetime.now)
+
+    user = relationship('User', primaryjoin='User.user_id==UserFollowing.user_id')
+
+    follows_user = relationship('User', primaryjoin='User.user_id==UserFollowing.follows_user_id')
+    follows_repository = relationship('Repository', order_by='Repository.repo_name')
+
+
+    @classmethod
+    def get_repo_followers(cls, repo_id):
+        return cls.query().filter(cls.follows_repo_id == repo_id)
+
+class CacheInvalidation(Base, BaseModel):
+    __tablename__ = 'cache_invalidation'
+    __table_args__ = (UniqueConstraint('cache_key'), {'extend_existing':True})
+    cache_id = Column("cache_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
+    cache_key = Column("cache_key", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    cache_args = Column("cache_args", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    cache_active = Column("cache_active", Boolean(), nullable=True, unique=None, default=False)
+
+
+    def __init__(self, cache_key, cache_args=''):
+        self.cache_key = cache_key
+        self.cache_args = cache_args
+        self.cache_active = False
+
+    def __repr__(self):
+        return "<%s('%s:%s')>" % (self.__class__.__name__,
+                                  self.cache_id, self.cache_key)
+
+    @classmethod
+    def invalidate(cls, key):
+        """
+        Returns Invalidation object if this given key should be invalidated
+        None otherwise. `cache_active = False` means that this cache
+        state is not valid and needs to be invalidated
+        
+        :param key:
+        """
+        return cls.query()\
+                .filter(CacheInvalidation.cache_key == key)\
+                .filter(CacheInvalidation.cache_active == False)\
+                .scalar()
+
+    @classmethod
+    def set_invalidate(cls, key):
+        """
+        Mark this Cache key for invalidation
+        
+        :param key:
+        """
+
+        log.debug('marking %s for invalidation' % key)
+        inv_obj = Session().query(cls)\
+            .filter(cls.cache_key == key).scalar()
+        if inv_obj:
+            inv_obj.cache_active = False
+        else:
+            log.debug('cache key not found in invalidation db -> creating one')
+            inv_obj = CacheInvalidation(key)
+
+        try:
+            Session.add(inv_obj)
+            Session.commit()
+        except Exception:
+            log.error(traceback.format_exc())
+            Session.rollback()
+
+    @classmethod
+    def set_valid(cls, key):
+        """
+        Mark this cache key as active and currently cached
+        
+        :param key:
+        """
+        inv_obj = Session().query(CacheInvalidation)\
+            .filter(CacheInvalidation.cache_key == key).scalar()
+        inv_obj.cache_active = True
+        Session.add(inv_obj)
+        Session.commit()
+
+class DbMigrateVersion(Base, BaseModel):
+    __tablename__ = 'db_migrate_version'
+    __table_args__ = {'extend_existing':True}
+    repository_id = Column('repository_id', String(250), primary_key=True)
+    repository_path = Column('repository_path', Text)
+    version = Column('version', Integer)
+

rhodecode/lib/dbmigrate/versions/001_initial_release.py

@@ -14,7 +14,7 b' from rhodecode.lib.dbmigrate.migrate imp'
 
 log = logging.getLogger(__name__)
 
-class RhodeCodeSettings(Base):
+class RhodeCodeSetting(Base):
     __tablename__ = 'rhodecode_settings'
     __table_args__ = (UniqueConstraint('app_settings_name'), {'useexisting':True})
     app_settings_id = Column("app_settings_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
@@ -107,7 +107,7 b' class Repository(Base):'
 
     user = relation('User')
     fork = relation('Repository', remote_side=repo_id)
-    repo_to_perm = relation('RepoToPerm', cascade='all')
+    repo_to_perm = relation('UserRepoToPerm', cascade='all')
     stats = relation('Statistics', cascade='all', uselist=False)
 
     repo_followers = relation('UserFollowing', primaryjoin='UserFollowing.follows_repo_id==Repository.repo_id', cascade='all')
@@ -126,7 +126,7 b' class Permission(Base):'
     def __repr__(self):
         return "<Permission('%s:%s')>" % (self.permission_id, self.permission_name)
 
-class RepoToPerm(Base):
+class UserRepoToPerm(Base):
     __tablename__ = 'repo_to_perm'
     __table_args__ = (UniqueConstraint('user_id', 'repository_id'), {'useexisting':True})
     repo_to_perm_id = Column("repo_to_perm_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)

rhodecode/lib/dbmigrate/versions/002_version_1_1_0.py

@@ -69,43 +69,13 b' def upgrade(migrate_engine):'
     #==========================================================================
     # Add table `user_followings`
     #==========================================================================
-    class UserFollowing(Base, BaseModel):
-        __tablename__ = 'user_followings'
-        __table_args__ = (UniqueConstraint('user_id', 'follows_repository_id'),
-                          UniqueConstraint('user_id', 'follows_user_id')
-                          , {'useexisting':True})
-
-        user_following_id = Column("user_following_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
-        user_id = Column("user_id", Integer(), ForeignKey(u'users.user_id'), nullable=False, unique=None, default=None)
-        follows_repo_id = Column("follows_repository_id", Integer(), ForeignKey(u'repositories.repo_id'), nullable=True, unique=None, default=None)
-        follows_user_id = Column("follows_user_id", Integer(), ForeignKey(u'users.user_id'), nullable=True, unique=None, default=None)
-
-        user = relation('User', primaryjoin='User.user_id==UserFollowing.user_id')
-
-        follows_user = relation('User', primaryjoin='User.user_id==UserFollowing.follows_user_id')
-        follows_repository = relation('Repository')
-
+    from rhodecode.lib.dbmigrate.schema.db_1_1_0 import UserFollowing
     UserFollowing().__table__.create()
-
+    
     #==========================================================================
     # Add table `cache_invalidation`
     #==========================================================================
-    class CacheInvalidation(Base, BaseModel):
-        __tablename__ = 'cache_invalidation'
-        __table_args__ = (UniqueConstraint('cache_key'), {'useexisting':True})
-        cache_id = Column("cache_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
-        cache_key = Column("cache_key", String(length=None, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
-        cache_args = Column("cache_args", String(length=None, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
-        cache_active = Column("cache_active", Boolean(), nullable=True, unique=None, default=False)
-
-
-        def __init__(self, cache_key, cache_args=''):
-            self.cache_key = cache_key
-            self.cache_args = cache_args
-            self.cache_active = False
-
-        def __repr__(self):
-            return "<CacheInvalidation('%s:%s')>" % (self.cache_id, self.cache_key)
+    from rhodecode.lib.dbmigrate.schema.db_1_1_0 import CacheInvalidation
     CacheInvalidation().__table__.create()
 
     return

rhodecode/lib/dbmigrate/versions/003_version_1_2_0.py

@@ -21,43 +21,43 b' def upgrade(migrate_engine):'
     #==========================================================================
     # Add table `groups``
     #==========================================================================
-    from rhodecode.model.db import Group
+    from rhodecode.lib.dbmigrate.schema.db_1_2_0 import Group
     Group().__table__.create()
 
     #==========================================================================
     # Add table `group_to_perm`
     #==========================================================================
-    from rhodecode.model.db import GroupToPerm
-    GroupToPerm().__table__.create()
+    from rhodecode.lib.dbmigrate.schema.db_1_2_0 import UserRepoGroupToPerm
+    UserRepoGroupToPerm().__table__.create()
 
     #==========================================================================
     # Add table `users_groups`
     #==========================================================================
-    from rhodecode.model.db import UsersGroup
+    from rhodecode.lib.dbmigrate.schema.db_1_2_0 import UsersGroup
     UsersGroup().__table__.create()
 
     #==========================================================================
     # Add table `users_groups_members`
     #==========================================================================
-    from rhodecode.model.db import UsersGroupMember
+    from rhodecode.lib.dbmigrate.schema.db_1_2_0 import UsersGroupMember
     UsersGroupMember().__table__.create()
 
     #==========================================================================
     # Add table `users_group_repo_to_perm`
     #==========================================================================
-    from rhodecode.model.db import UsersGroupRepoToPerm
+    from rhodecode.lib.dbmigrate.schema.db_1_2_0 import UsersGroupRepoToPerm
     UsersGroupRepoToPerm().__table__.create()
 
     #==========================================================================
     # Add table `users_group_to_perm`
     #==========================================================================
-    from rhodecode.model.db import UsersGroupToPerm
+    from rhodecode.lib.dbmigrate.schema.db_1_2_0 import UsersGroupToPerm
     UsersGroupToPerm().__table__.create()
 
     #==========================================================================
     # Upgrade of `users` table
     #==========================================================================
-    from rhodecode.model.db import User
+    from rhodecode.lib.dbmigrate.schema.db_1_2_0 import User
 
     #add column
     ldap_dn = Column("ldap_dn", String(length=None, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
@@ -74,7 +74,7 b' def upgrade(migrate_engine):'
     #==========================================================================
     # Upgrade of `repositories` table
     #==========================================================================
-    from rhodecode.model.db import Repository
+    from rhodecode.lib.dbmigrate.schema.db_1_2_0 import Repository
 
     #ADD clone_uri column#
 
@@ -104,7 +104,7 b' def upgrade(migrate_engine):'
     # Upgrade of `user_followings` table
     #==========================================================================
 
-    from rhodecode.model.db import UserFollowing
+    from rhodecode.lib.dbmigrate.schema.db_1_2_0 import UserFollowing
 
     follows_from = Column('follows_from', DateTime(timezone=False), 
                           nullable=True, unique=None,