cubicweb/server/repository.py
author Philippe Pepiot <philippe.pepiot@logilab.fr>
Fri, 27 Jan 2017 17:42:16 +0100
changeset 11931 ad7796dabeaa
parent 11908 7904fe436e82
child 11934 ec69125c03a8
permissions -rw-r--r--
[repository] move cnxset pool handling to a helper class The class has responsability to handle connections pool operations in a single public attribute 'cnxsets'. On Repository _get_cnxset() and _free_cnxset() are replaced by cnxsets.get() and cnxsets.release(). Drop multiple access to private attributes and methods from outside of Repository.
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# copyright 2003-2016 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
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# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
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#
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# This file is part of CubicWeb.
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#
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# CubicWeb is free software: you can redistribute it and/or modify it under the
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# terms of the GNU Lesser General Public License as published by the Free
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# Software Foundation, either version 2.1 of the License, or (at your option)
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# any later version.
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#
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# CubicWeb is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Lesser General Public License along
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# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.
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"""Defines the central class for the CubicWeb RQL server: the repository.
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The repository is an abstraction allowing execution of rql queries against
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data sources. Most of the work is actually done in helper classes. The
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repository mainly:
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* brings these classes all together to provide a single access
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  point to a cubicweb instance.
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* handles session management
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"""
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from __future__ import print_function
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from warnings import warn
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from itertools import chain
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from time import time, localtime, strftime
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from contextlib import contextmanager
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from logging import getLogger
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from six.moves import range, queue
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from logilab.common.decorators import cached, clear_cache
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from logilab.common.deprecation import deprecated
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from yams import BadSchemaDefinition
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from rql.utils import rqlvar_maker
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from cubicweb import (CW_MIGRATION_MAP, QueryError,
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                      UnknownEid, AuthenticationError, ExecutionError,
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                      BadConnectionId, ValidationError, Unauthorized,
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                      UniqueTogetherError, onevent, ViolatedConstraint)
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from cubicweb import set_log_methods
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from cubicweb import cwvreg, schema, server
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from cubicweb.server import ShuttingDown, utils, hook, querier, sources
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from cubicweb.server.session import Session, InternalManager
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NO_CACHE_RELATIONS = set([
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    ('owned_by', 'object'),
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    ('created_by', 'object'),
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    ('cw_source', 'object'),
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])
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def prefill_entity_caches(entity):
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    cnx = entity._cw
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    # prefill entity relation caches
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    for rschema in entity.e_schema.subject_relations():
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        rtype = str(rschema)
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        if rtype in schema.VIRTUAL_RTYPES or (rtype, 'subject') in NO_CACHE_RELATIONS:
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            continue
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        if rschema.final:
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            entity.cw_attr_cache.setdefault(rtype, None)
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        else:
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            entity.cw_set_relation_cache(rtype, 'subject',
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                                         cnx.empty_rset())
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    for rschema in entity.e_schema.object_relations():
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        rtype = str(rschema)
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        if rtype in schema.VIRTUAL_RTYPES or (rtype, 'object') in NO_CACHE_RELATIONS:
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            continue
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        entity.cw_set_relation_cache(rtype, 'object', cnx.empty_rset())
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def del_existing_rel_if_needed(cnx, eidfrom, rtype, eidto):
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    """delete existing relation when adding a new one if card is 1 or ?
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    have to be done once the new relation has been inserted to avoid having
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    an entity without a relation for some time
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    this kind of behaviour has to be done in the repository so we don't have
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    hooks order hazardness
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    """
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    # skip that if integrity explicitly disabled
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    if not cnx.is_hook_category_activated('activeintegrity'):
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        return
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    rdef = cnx.rtype_eids_rdef(rtype, eidfrom, eidto)
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    card = rdef.cardinality
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    # one may be tented to check for neweids but this may cause more than one
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    # relation even with '1?'  cardinality if thoses relations are added in the
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    # same transaction where the entity is being created. This never occurs from
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    # the web interface but may occurs during test or dbapi connection (though
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    # not expected for this).  So: don't do it, we pretend to ensure repository
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    # consistency.
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    #
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    # notes:
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    # * inlined relations will be implicitly deleted for the subject entity
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    # * we don't want read permissions to be applied but we want delete
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    #   permission to be checked
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    if card[0] in '1?':
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        with cnx.security_enabled(read=False):
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            cnx.execute('DELETE X %s Y WHERE X eid %%(x)s, '
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                        'NOT Y eid %%(y)s' % rtype,
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                        {'x': eidfrom, 'y': eidto})
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    if card[1] in '1?':
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        with cnx.security_enabled(read=False):
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            cnx.execute('DELETE X %s Y WHERE Y eid %%(y)s, '
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                        'NOT X eid %%(x)s' % rtype,
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                        {'x': eidfrom, 'y': eidto})
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def preprocess_inlined_relations(cnx, entity):
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    """when an entity is added, check if it has some inlined relation which
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    requires to be extrated for proper call hooks
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    """
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    relations = []
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    activeintegrity = cnx.is_hook_category_activated('activeintegrity')
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    eschema = entity.e_schema
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    for attr in entity.cw_edited:
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        rschema = eschema.subjrels[attr]
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        if not rschema.final:  # inlined relation
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            value = entity.cw_edited[attr]
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            relations.append((attr, value))
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            cnx.update_rel_cache_add(entity.eid, attr, value)
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            rdef = cnx.rtype_eids_rdef(attr, entity.eid, value)
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            if rdef.cardinality[1] in '1?' and activeintegrity:
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                with cnx.security_enabled(read=False):
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                    cnx.execute('DELETE X %s Y WHERE Y eid %%(y)s' % attr,
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                                {'x': entity.eid, 'y': value})
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    return relations
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class NullEventBus(object):
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    def publish(self, msg):
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        pass
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    def add_subscription(self, topic, callback):
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        pass
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    def start(self):
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        pass
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    def stop(self):
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        pass
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class _CnxSetPool(object):
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    def __init__(self, source, size):
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        self._cnxsets = []
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        self._queue = queue.Queue()
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        for i in range(size):
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            cnxset = source.wrapped_connection()
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            self._cnxsets.append(cnxset)
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            self._queue.put_nowait(cnxset)
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        super(_CnxSetPool, self).__init__()
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    def qsize(self):
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        return self._queue.qsize()
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    def get(self):
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        try:
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            return self._queue.get(True, timeout=5)
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        except queue.Empty:
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            raise Exception('no connections set available after 5 secs, probably either a '
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                            'bug in code (too many uncommited/rolled back '
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                            'connections) or too much load on the server (in '
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                            'which case you can try to set a bigger '
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                            'connections pool size)')
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    def release(self, cnxset):
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        self._queue.put_nowait(cnxset)
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   178
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    def __iter__(self):
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        for cnxset in self._cnxsets:
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            yield cnxset
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    def close(self):
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        q = self._queue
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        while not q.empty():
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            cnxset = q.get_nowait()
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            try:
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                cnxset.close(True)
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            except Exception:
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                self.exception('error while closing %s' % cnxset)
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class Repository(object):
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    """a repository provides access to a set of persistent storages for
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    entities and relations
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    """
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    def __init__(self, config, tasks_manager=None, vreg=None):
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        self.config = config
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        self.sources_by_eid = {}
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        if vreg is None:
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            vreg = cwvreg.CWRegistryStore(config)
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        self.vreg = vreg
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        self._tasks_manager = tasks_manager
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        self.app_instances_bus = NullEventBus()
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        self.info('starting repository from %s', self.config.apphome)
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        # dictionary of opened sessions
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        self._sessions = {}
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0
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        # list of functions to be called at regular interval
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        # list of running threads
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        self._running_threads = []
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        # initial schema, should be build or replaced latter
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        self.schema = schema.CubicWebSchema(config.appid)
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        self.vreg.schema = self.schema  # until actual schema is loaded...
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        # shutdown flag
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        self.shutting_down = False
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        # sources (additional sources info in the system database)
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        self.system_source = self.get_source('native', 'system',
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                                             config.system_source_config.copy())
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        self.sources_by_uri = {'system': self.system_source}
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        # querier helper, need to be created after sources initialization
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        self.querier = querier.QuerierHelper(self, self.schema)
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        # cache eid -> type
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        self._type_cache = {}
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        # open some connection sets
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        if config.init_cnxset_pool:
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            self.init_cnxset_pool()
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        # the hooks manager
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        self.hm = hook.HooksManager(self.vreg)
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        # registry hook to fix user class on registry reload
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        @onevent('after-registry-reload', self)
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        def fix_user_classes(self):
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            # After registry reload the 'CWUser' class used for CWEtype
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            # changed.  So any existing user object have a different class than
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            # the new loaded one. We are hot fixing this.
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            usercls = self.vreg['etypes'].etype_class('CWUser')
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            for session in self._sessions.values():
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                if not isinstance(session.user, InternalManager):
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                    session.user.__class__ = usercls
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    def init_cnxset_pool(self):
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        """should be called bootstrap_repository, as this is what it does"""
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        config = self.config
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        # copy pool size here since config.init_cube() and config.load_schema()
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        # reload configuration from file and could reset a manually set pool
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        # size.
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        pool_size = config['connections-pool-size']
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        # 0. init a cnxset of size 1 that will be used to fetch bootstrap information from
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        #    the database
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        self.cnxsets = _CnxSetPool(self.system_source, 1)
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        # 1. set used cubes
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        if config.creating or not config.read_instance_schema:
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            config.bootstrap_cubes()
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        else:
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            self.set_schema(self.config.load_bootstrap_schema(), resetvreg=False)
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            config.init_cubes(self.get_cubes())
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        # 2. load schema
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        if config.quick_start:
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            # quick start: only to get a minimal repository to get cubes
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            # information (eg dump/restore/...)
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            #
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            # restrict appobject_path to only load hooks and entity classes in
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            # the registry
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            config.cube_appobject_path = set(('hooks', 'entities'))
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            config.cubicweb_appobject_path = set(('hooks', 'entities'))
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            # limit connections pool to 1
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            pool_size = 1
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        if config.quick_start or config.creating or not config.read_instance_schema:
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            # load schema from the file system
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            if not config.creating:
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                self.info("set fs instance'schema")
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            self.set_schema(config.load_schema(expand_cubes=True))
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parents: 11008
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            if not config.creating:
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                # set eids on entities schema
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                with self.internal_cnx() as cnx:
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                    for etype, eid in cnx.execute('Any XN,X WHERE X is CWEType, X name XN'):
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                        try:
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                            self.schema.eschema(etype).eid = eid
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                        except KeyError:
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                            # etype in the database doesn't exist in the fs schema, this may occur
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                            # during dev and we shouldn't crash
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                            self.warning('No %s entity type in the file system schema', etype)
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        else:
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            # normal start: load the instance schema from the database
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            self.info('loading schema from the repository')
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            self.set_schema(self.deserialize_schema())
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        # 3. initialize data sources
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        if config.creating:
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            # call init_creating so that for instance native source can
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            # configurate tsearch according to postgres version
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            self.system_source.init_creating()
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        else:
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            self.init_sources_from_database()
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            if 'CWProperty' in self.schema:
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                self.vreg.init_properties(self.properties())
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        # 4. close initialization connection set and reopen fresh ones for
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        #    proper initialization
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        self.cnxsets.close()
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        self.cnxsets = _CnxSetPool(self.system_source, pool_size)
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0
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    # internals ###############################################################
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    def init_sources_from_database(self):
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        if self.config.quick_start or 'CWSource' not in self.schema:  # 3.10 migration
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            self.system_source.init_creating()
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            return
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        with self.internal_cnx() as cnx:
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            # FIXME: sources should be ordered (add_entity priority)
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            for sourceent in cnx.execute(
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                    'Any S, SN, SA, SC WHERE S is_instance_of CWSource, '
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                    'S name SN, S type SA, S config SC').entities():
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                if sourceent.name == 'system':
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                    self.system_source.eid = sourceent.eid
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                    self.sources_by_eid[sourceent.eid] = self.system_source
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                    self.system_source.init(True, sourceent)
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                    continue
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                self.add_source(sourceent)
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    def _clear_planning_caches(self):
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        clear_cache(self, 'source_defs')
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   324
9448
3e7cad3967c5 [multi-sources-removal] Drop the "true" multi-sources planner
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9404
diff changeset
   325
    def add_source(self, sourceent):
9602
9fb2f15d5e85 [sources] Skip problematic sources when starting shell instead of crashing. Closes #3670208
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9581
diff changeset
   326
        try:
9fb2f15d5e85 [sources] Skip problematic sources when starting shell instead of crashing. Closes #3670208
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9581
diff changeset
   327
            source = self.get_source(sourceent.type, sourceent.name,
9fb2f15d5e85 [sources] Skip problematic sources when starting shell instead of crashing. Closes #3670208
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9581
diff changeset
   328
                                     sourceent.host_config, sourceent.eid)
9fb2f15d5e85 [sources] Skip problematic sources when starting shell instead of crashing. Closes #3670208
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9581
diff changeset
   329
        except RuntimeError:
9fb2f15d5e85 [sources] Skip problematic sources when starting shell instead of crashing. Closes #3670208
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9581
diff changeset
   330
            if self.config.repairing:
9fb2f15d5e85 [sources] Skip problematic sources when starting shell instead of crashing. Closes #3670208
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9581
diff changeset
   331
                self.exception('cant setup source %s, skipped', sourceent.name)
9fb2f15d5e85 [sources] Skip problematic sources when starting shell instead of crashing. Closes #3670208
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9581
diff changeset
   332
                return
9fb2f15d5e85 [sources] Skip problematic sources when starting shell instead of crashing. Closes #3670208
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9581
diff changeset
   333
            raise
6427
c8a5ac2d1eaa [schema / sources] store data sources as cubicweb entities
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6426
diff changeset
   334
        self.sources_by_eid[sourceent.eid] = source
c8a5ac2d1eaa [schema / sources] store data sources as cubicweb entities
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6426
diff changeset
   335
        self.sources_by_uri[sourceent.name] = source
c8a5ac2d1eaa [schema / sources] store data sources as cubicweb entities
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6426
diff changeset
   336
        if self.config.source_enabled(source):
6957
ffda12be2e9f [repository] #1460066: backport datafeed cube as cubicweb source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6953
diff changeset
   337
            # call source's init method to complete their initialisation if
ffda12be2e9f [repository] #1460066: backport datafeed cube as cubicweb source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6953
diff changeset
   338
            # needed (for instance looking for persistent configuration using an
7398
26695dd703d8 [repository api] definitly kill usage of word 'pool' to refer to connections set used by a session
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7373
diff changeset
   339
            # internal session, which is not possible until connections sets have been
6957
ffda12be2e9f [repository] #1460066: backport datafeed cube as cubicweb source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6953
diff changeset
   340
            # initialized)
ffda12be2e9f [repository] #1460066: backport datafeed cube as cubicweb source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6953
diff changeset
   341
            source.init(True, sourceent)
6724
24bf6f181d0e [pyro source] store pyro source mapping file into the database
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6722
diff changeset
   342
        else:
6957
ffda12be2e9f [repository] #1460066: backport datafeed cube as cubicweb source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6953
diff changeset
   343
            source.init(False, sourceent)
6427
c8a5ac2d1eaa [schema / sources] store data sources as cubicweb entities
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6426
diff changeset
   344
        self._clear_planning_caches()
c8a5ac2d1eaa [schema / sources] store data sources as cubicweb entities
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6426
diff changeset
   345
c8a5ac2d1eaa [schema / sources] store data sources as cubicweb entities
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6426
diff changeset
   346
    def remove_source(self, uri):
c8a5ac2d1eaa [schema / sources] store data sources as cubicweb entities
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6426
diff changeset
   347
        source = self.sources_by_uri.pop(uri)
c8a5ac2d1eaa [schema / sources] store data sources as cubicweb entities
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6426
diff changeset
   348
        del self.sources_by_eid[source.eid]
c8a5ac2d1eaa [schema / sources] store data sources as cubicweb entities
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6426
diff changeset
   349
        self._clear_planning_caches()
c8a5ac2d1eaa [schema / sources] store data sources as cubicweb entities
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6426
diff changeset
   350
6945
28bf94d062a9 [sources] refactor source creation and options handling
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6941
diff changeset
   351
    def get_source(self, type, uri, source_config, eid=None):
6427
c8a5ac2d1eaa [schema / sources] store data sources as cubicweb entities
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6426
diff changeset
   352
        # set uri and type in source config so it's available through
c8a5ac2d1eaa [schema / sources] store data sources as cubicweb entities
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6426
diff changeset
   353
        # source_defs()
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   354
        source_config['uri'] = uri
6427
c8a5ac2d1eaa [schema / sources] store data sources as cubicweb entities
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6426
diff changeset
   355
        source_config['type'] = type
6945
28bf94d062a9 [sources] refactor source creation and options handling
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6941
diff changeset
   356
        return sources.get_source(type, source_config, self, eid)
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   357
8943
58b3b2d9c965 [repo] kill rebuildinfered feature from Repository.set_schema
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8916
diff changeset
   358
    def set_schema(self, schema, resetvreg=True):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   359
        self.info('set schema %s %#x', schema.name, id(schema))
3240
8604a15995d1 refactor so that rql rewriter may be used outside the server. Enhance it to be usable for RRQLExpression as well
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3042
diff changeset
   360
        if resetvreg:
5447
f29dafba250a [vreg repo] shouldn't call init_registration in on hook registry bootstrap, already done before
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5442
diff changeset
   361
            # trigger full reload of all appobjects
3240
8604a15995d1 refactor so that rql rewriter may be used outside the server. Enhance it to be usable for RRQLExpression as well
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3042
diff changeset
   362
            self.vreg.set_schema(schema)
8604a15995d1 refactor so that rql rewriter may be used outside the server. Enhance it to be usable for RRQLExpression as well
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3042
diff changeset
   363
        else:
8604a15995d1 refactor so that rql rewriter may be used outside the server. Enhance it to be usable for RRQLExpression as well
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3042
diff changeset
   364
            self.vreg._set_schema(schema)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   365
        self.querier.set_schema(schema)
10663
54b8a1f249fb [py3k] dict.itervalues → dict.values
Rémi Cardona <remi.cardona@logilab.fr>
parents: 10662
diff changeset
   366
        for source in self.sources_by_uri.values():
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   367
            source.set_schema(schema)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   368
        self.schema = schema
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   369
8947
3bbd416b09ec [repo] straightforward bootstrap sequence. Closes #2841188
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8946
diff changeset
   370
    def deserialize_schema(self):
3bbd416b09ec [repo] straightforward bootstrap sequence. Closes #2841188
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8946
diff changeset
   371
        """load schema from the database"""
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   372
        from cubicweb.server.schemaserial import deserialize_schema
2839
6419af16faa0 imports cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2835
diff changeset
   373
        appschema = schema.CubicWebSchema(self.config.appid)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   374
        self.debug('deserializing db schema into %s %#x', appschema.name, id(appschema))
9490
b3d2c4065e6a [server] use internal_cnx instead of internal_session in deserialize_schema
Julien Cristau <julien.cristau@logilab.fr>
parents: 9488
diff changeset
   375
        with self.internal_cnx() as cnx:
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   376
            try:
9490
b3d2c4065e6a [server] use internal_cnx instead of internal_session in deserialize_schema
Julien Cristau <julien.cristau@logilab.fr>
parents: 9488
diff changeset
   377
                deserialize_schema(appschema, cnx)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   378
            except BadSchemaDefinition:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   379
                raise
8695
358d8bed9626 [toward-py3k] rewrite to "except AnException as exc:" (part of #2711624)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8694
diff changeset
   380
            except Exception as ex:
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 1372
diff changeset
   381
                import traceback
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 1372
diff changeset
   382
                traceback.print_exc()
10110
f601d2fdeff7 [repository] don't mangle the stack trace on exception
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10039
diff changeset
   383
                raise Exception('Is the database initialised ? (cause: %s)' % ex)
8947
3bbd416b09ec [repo] straightforward bootstrap sequence. Closes #2841188
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8946
diff changeset
   384
        return appschema
8321
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   385
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   386
    def _prepare_startup(self):
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   387
        """Prepare "Repository as a server" for startup.
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   388
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   389
        * trigger server startup hook,
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   390
        * register session clean up task.
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   391
        """
5043
fe52dd3936cf [repo config] cleanup read_instance_schema / bootstrap_schema / creating mess
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5032
diff changeset
   392
        if not (self.config.creating or self.config.repairing
fe52dd3936cf [repo config] cleanup read_instance_schema / bootstrap_schema / creating mess
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5032
diff changeset
   393
                or self.config.quick_start):
4958
665eacdd8c50 [repo] call server_startup event in start_looping_task the repo is fully started (registered in pyro for instance)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4951
diff changeset
   394
            # call instance level initialisation hooks
665eacdd8c50 [repo] call server_startup event in start_looping_task the repo is fully started (registered in pyro for instance)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4951
diff changeset
   395
            self.hm.call_hooks('server_startup', repo=self)
665eacdd8c50 [repo] call server_startup event in start_looping_task the repo is fully started (registered in pyro for instance)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4951
diff changeset
   396
            # register a task to cleanup expired session
6012
d56fd78006cd [session] cleanup session-time / cleanup-session-time...
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5920
diff changeset
   397
            self.cleanup_session_time = self.config['cleanup-session-time'] or 60 * 60 * 24
d56fd78006cd [session] cleanup session-time / cleanup-session-time...
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5920
diff changeset
   398
            assert self.cleanup_session_time > 0
11348
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   399
            cleanup_session_interval = min(60 * 60, self.cleanup_session_time / 3)
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   400
            assert self._tasks_manager is not None, \
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   401
                "This Repository is not intended to be used as a server"
8321
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   402
            self._tasks_manager.add_looping_task(cleanup_session_interval,
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   403
                                                 self.clean_sessions)
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   404
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   405
    def start_looping_tasks(self):
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   406
        """Actual "Repository as a server" startup.
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   407
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   408
        * trigger server startup hook,
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   409
        * register session clean up task,
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   410
        * start all tasks.
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   411
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   412
        XXX Other startup related stuffs are done elsewhere. In Repository
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   413
        XXX __init__ or in external codes (various server managers).
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   414
        """
b5d5a5630649 [repository] split repo initialization from starting looping task (closes #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8320
diff changeset
   415
        self._prepare_startup()
11348
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   416
        assert self._tasks_manager is not None,\
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   417
            "This Repository is not intended to be used as a server"
8320
cd2d332b3063 [repo looping task] move looping task logic in a dedicated object (progress #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8280
diff changeset
   418
        self._tasks_manager.start()
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   419
2708
60d728bdcba5 allow to specify arbitrary argument when recording a looping task func
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2667
diff changeset
   420
    def looping_task(self, interval, func, *args):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   421
        """register a function to be called every `interval` seconds.
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   422
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   423
        looping tasks can only be registered during repository initialization,
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   424
        once done this method will fail.
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   425
        """
11348
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   426
        assert self._tasks_manager is not None,\
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   427
            "This Repository is not intended to be used as a server"
8320
cd2d332b3063 [repo looping task] move looping task logic in a dedicated object (progress #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8280
diff changeset
   428
        self._tasks_manager.add_looping_task(interval, func, *args)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   429
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   430
    def threaded_task(self, func):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   431
        """start function in a separated thread"""
8320
cd2d332b3063 [repo looping task] move looping task logic in a dedicated object (progress #2204047)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8280
diff changeset
   432
        utils.RepoThread(func, self._running_threads).start()
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   433
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   434
    def shutdown(self):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   435
        """called on server stop event to properly close opened sessions and
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   436
        connections
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   437
        """
5906
d40ced753291 [repository] fix so that when repository is shutting down, internal session in transaction are interrupted
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5813
diff changeset
   438
        assert not self.shutting_down, 'already shutting down'
8393
77c7158916c1 [events] add a new before_shutdown event (closes #2345728)
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 8366
diff changeset
   439
        if not (self.config.creating or self.config.repairing
77c7158916c1 [events] add a new before_shutdown event (closes #2345728)
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 8366
diff changeset
   440
                or self.config.quick_start):
77c7158916c1 [events] add a new before_shutdown event (closes #2345728)
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 8366
diff changeset
   441
            # then, the system source is still available
77c7158916c1 [events] add a new before_shutdown event (closes #2345728)
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 8366
diff changeset
   442
            self.hm.call_hooks('before_server_shutdown', repo=self)
5906
d40ced753291 [repository] fix so that when repository is shutting down, internal session in transaction are interrupted
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5813
diff changeset
   443
        self.shutting_down = True
5749
b4393b681f7a [repo] on repository shutdown, we've to close the new eid creation connection
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5747
diff changeset
   444
        self.system_source.shutdown()
8322
cb838b126b07 [repository] move task manager instantiation outside repository.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8321
diff changeset
   445
        if self._tasks_manager is not None:
cb838b126b07 [repository] move task manager instantiation outside repository.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8321
diff changeset
   446
            self._tasks_manager.stop()
8351
02f4f01375e8 [repository] fire 'server_shutdown' hooks before waiting for theads
David Douard <david.douard@logilab.fr>
parents: 8322
diff changeset
   447
        if not (self.config.creating or self.config.repairing
02f4f01375e8 [repository] fire 'server_shutdown' hooks before waiting for theads
David Douard <david.douard@logilab.fr>
parents: 8322
diff changeset
   448
                or self.config.quick_start):
02f4f01375e8 [repository] fire 'server_shutdown' hooks before waiting for theads
David Douard <david.douard@logilab.fr>
parents: 8322
diff changeset
   449
            self.hm.call_hooks('server_shutdown', repo=self)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   450
        for thread in self._running_threads:
5376
2c3f14bc2590 [python2.6] don't add a name property on Thread
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 5292
diff changeset
   451
            self.info('waiting thread %s...', thread.getName())
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   452
            thread.join()
5376
2c3f14bc2590 [python2.6] don't add a name property on Thread
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 5292
diff changeset
   453
            self.info('thread %s finished', thread.getName())
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   454
        self.close_sessions()
11931
ad7796dabeaa [repository] move cnxset pool handling to a helper class
Philippe Pepiot <philippe.pepiot@logilab.fr>
parents: 11908
diff changeset
   455
        self.cnxsets.close()
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   456
        hits, misses = self.querier.cache_hit, self.querier.cache_miss
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   457
        try:
5747
d6ac0cd30fde [rset] do not filter rsets with __getstate__, ensure whatever flies with pyro has no .req attribute, also set the ._rqlst to None since it will be reconstructed later on demand
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 5711
diff changeset
   458
            self.info('rql st cache hit/miss: %s/%s (%s%% hits)', hits, misses,
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   459
                      (hits * 100) / (hits + misses))
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   460
            hits, misses = self.system_source.cache_hit, self.system_source.cache_miss
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   461
            self.info('sql cache hit/miss: %s/%s (%s%% hits)', hits, misses,
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   462
                      (hits * 100) / (hits + misses))
11348
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   463
            nocache = self.system_source.no_cache
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   464
            self.info('sql cache usage: %s/%s (%s%%)', hits + misses, nocache,
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   465
                      ((hits + misses) * 100) / (hits + misses + nocache))
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   466
        except ZeroDivisionError:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   467
            pass
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   468
9512
88dc96fc9fc1 [server] use a connection instead of a session for user authentication
Julien Cristau <julien.cristau@logilab.fr>
parents: 9510
diff changeset
   469
    def check_auth_info(self, cnx, login, authinfo):
6849
5a0c2cfc19bf [repository auth] cleanup email login by turning it into a proper repo-side authentication plugin
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6822
diff changeset
   470
        """validate authentication, raise AuthenticationError on failure, return
5a0c2cfc19bf [repository auth] cleanup email login by turning it into a proper repo-side authentication plugin
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6822
diff changeset
   471
        associated CWUser's eid on success.
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   472
        """
8229
b7bc631816f7 [ldapfeed] make authentication actually working
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8214
diff changeset
   473
        # iter on sources_by_uri then check enabled source since sources doesn't
b7bc631816f7 [ldapfeed] make authentication actually working
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8214
diff changeset
   474
        # contain copy based sources
10663
54b8a1f249fb [py3k] dict.itervalues → dict.values
Rémi Cardona <remi.cardona@logilab.fr>
parents: 10662
diff changeset
   475
        for source in self.sources_by_uri.values():
11750
18e7b9829471 [sources] Drop source support_entity / support_relation source API
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11699
diff changeset
   476
            if self.config.source_enabled(source):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   477
                try:
10365
21461f80f348 [connection] remove ensure_cnx_set context manager uses
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10354
diff changeset
   478
                    return source.authenticate(cnx, login, **authinfo)
11750
18e7b9829471 [sources] Drop source support_entity / support_relation source API
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11699
diff changeset
   479
                except (NotImplementedError, AuthenticationError):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   480
                    continue
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   481
        else:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   482
            raise AuthenticationError('authentication failed with all sources')
6849
5a0c2cfc19bf [repository auth] cleanup email login by turning it into a proper repo-side authentication plugin
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6822
diff changeset
   483
9512
88dc96fc9fc1 [server] use a connection instead of a session for user authentication
Julien Cristau <julien.cristau@logilab.fr>
parents: 9510
diff changeset
   484
    def authenticate_user(self, cnx, login, **authinfo):
6849
5a0c2cfc19bf [repository auth] cleanup email login by turning it into a proper repo-side authentication plugin
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6822
diff changeset
   485
        """validate login / password, raise AuthenticationError on failure
5a0c2cfc19bf [repository auth] cleanup email login by turning it into a proper repo-side authentication plugin
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6822
diff changeset
   486
        return associated CWUser instance on success
5a0c2cfc19bf [repository auth] cleanup email login by turning it into a proper repo-side authentication plugin
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6822
diff changeset
   487
        """
9512
88dc96fc9fc1 [server] use a connection instead of a session for user authentication
Julien Cristau <julien.cristau@logilab.fr>
parents: 9510
diff changeset
   488
        eid = self.check_auth_info(cnx, login, authinfo)
88dc96fc9fc1 [server] use a connection instead of a session for user authentication
Julien Cristau <julien.cristau@logilab.fr>
parents: 9510
diff changeset
   489
        cwuser = self._build_user(cnx, eid)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   490
        if self.config.consider_user_state and \
11348
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   491
           not cwuser.cw_adapt_to('IWorkflowable').state in cwuser.AUTHENTICABLE_STATES:
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   492
            raise AuthenticationError('user is not in authenticable state')
2268
2f336fd5e040 euser->cwuser
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2267
diff changeset
   493
        return cwuser
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   494
9512
88dc96fc9fc1 [server] use a connection instead of a session for user authentication
Julien Cristau <julien.cristau@logilab.fr>
parents: 9510
diff changeset
   495
    def _build_user(self, cnx, eid):
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 1372
diff changeset
   496
        """return a CWUser entity for user with the given eid"""
10365
21461f80f348 [connection] remove ensure_cnx_set context manager uses
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10354
diff changeset
   497
        cls = self.vreg['etypes'].etype_class('CWUser')
21461f80f348 [connection] remove ensure_cnx_set context manager uses
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10354
diff changeset
   498
        st = cls.fetch_rqlst(cnx.user, ordermethod=None)
21461f80f348 [connection] remove ensure_cnx_set context manager uses
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10354
diff changeset
   499
        st.add_eid_restriction(st.get_variable('X'), 'x', 'Substitute')
21461f80f348 [connection] remove ensure_cnx_set context manager uses
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10354
diff changeset
   500
        rset = cnx.execute(st.as_string(), {'x': eid})
21461f80f348 [connection] remove ensure_cnx_set context manager uses
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10354
diff changeset
   501
        assert len(rset) == 1, rset
11699
b48020a80dc3 Store user groups and properties as session data
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11477
diff changeset
   502
        return rset.get_entity(0, 0)
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   503
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   504
    # public (dbapi) interface ################################################
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   505
9683
74359402bfb0 [repo] fix deprecation messages for stats and gc_stats
Julien Cristau <julien.cristau@logilab.fr>
parents: 9676
diff changeset
   506
    @deprecated("[3.19] use _cw.call_service('repo_stats')")
11348
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   507
    def stats(self):  # XXX restrict to managers session?
6256
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   508
        """Return a dictionary containing some statistics about the repository
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   509
        resources usage.
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   510
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   511
        This is a public method, not requiring a session id.
9034
cc3442054e48 [repo] move repo stats to Service (closes #2951067)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 9033
diff changeset
   512
cc3442054e48 [repo] move repo stats to Service (closes #2951067)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 9033
diff changeset
   513
        This method is deprecated in favor of using _cw.call_service('repo_stats')
6256
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   514
        """
9507
540cb068a7f9 [repo] Use a connection instead of a session for repo.stats()
Julien Cristau <julien.cristau@logilab.fr>
parents: 9506
diff changeset
   515
        with self.internal_cnx() as cnx:
540cb068a7f9 [repo] Use a connection instead of a session for repo.stats()
Julien Cristau <julien.cristau@logilab.fr>
parents: 9506
diff changeset
   516
            return cnx.call_service('repo_stats')
5587
72679e450f6d [web] dont attempt to update last login time on ldap users, avoiding spurious tb in logs (closes #914464)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5426
diff changeset
   517
9683
74359402bfb0 [repo] fix deprecation messages for stats and gc_stats
Julien Cristau <julien.cristau@logilab.fr>
parents: 9676
diff changeset
   518
    @deprecated("[3.19] use _cw.call_service('repo_gc_stats')")
8224
e35d4d4f7eb3 [repository] add a ``gc_stats`` method and 2 more cache size for ``stats`` (closes #2179735)
David Douard <david.douard@logilab.fr>
parents: 8133
diff changeset
   519
    def gc_stats(self, nmax=20):
e35d4d4f7eb3 [repository] add a ``gc_stats`` method and 2 more cache size for ``stats`` (closes #2179735)
David Douard <david.douard@logilab.fr>
parents: 8133
diff changeset
   520
        """Return a dictionary containing some statistics about the repository
e35d4d4f7eb3 [repository] add a ``gc_stats`` method and 2 more cache size for ``stats`` (closes #2179735)
David Douard <david.douard@logilab.fr>
parents: 8133
diff changeset
   521
        memory usage.
e35d4d4f7eb3 [repository] add a ``gc_stats`` method and 2 more cache size for ``stats`` (closes #2179735)
David Douard <david.douard@logilab.fr>
parents: 8133
diff changeset
   522
e35d4d4f7eb3 [repository] add a ``gc_stats`` method and 2 more cache size for ``stats`` (closes #2179735)
David Douard <david.douard@logilab.fr>
parents: 8133
diff changeset
   523
        This is a public method, not requiring a session id.
e35d4d4f7eb3 [repository] add a ``gc_stats`` method and 2 more cache size for ``stats`` (closes #2179735)
David Douard <david.douard@logilab.fr>
parents: 8133
diff changeset
   524
e35d4d4f7eb3 [repository] add a ``gc_stats`` method and 2 more cache size for ``stats`` (closes #2179735)
David Douard <david.douard@logilab.fr>
parents: 8133
diff changeset
   525
        nmax is the max number of (most) referenced object returned as
e35d4d4f7eb3 [repository] add a ``gc_stats`` method and 2 more cache size for ``stats`` (closes #2179735)
David Douard <david.douard@logilab.fr>
parents: 8133
diff changeset
   526
        the 'referenced' result
e35d4d4f7eb3 [repository] add a ``gc_stats`` method and 2 more cache size for ``stats`` (closes #2179735)
David Douard <david.douard@logilab.fr>
parents: 8133
diff changeset
   527
        """
9506
7f6883783969 [repo] Use a connection instead of a session for repo.gc_stats()
Julien Cristau <julien.cristau@logilab.fr>
parents: 9505
diff changeset
   528
        with self.internal_cnx() as cnx:
7f6883783969 [repo] Use a connection instead of a session for repo.gc_stats()
Julien Cristau <julien.cristau@logilab.fr>
parents: 9505
diff changeset
   529
            return cnx.call_service('repo_gc_stats', nmax=nmax)
8224
e35d4d4f7eb3 [repository] add a ``gc_stats`` method and 2 more cache size for ``stats`` (closes #2179735)
David Douard <david.douard@logilab.fr>
parents: 8133
diff changeset
   530
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   531
    def get_schema(self):
6256
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   532
        """Return the instance schema.
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   533
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   534
        This is a public method, not requiring a session id.
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   535
        """
7723
badfd5524ab6 [repo] Stop setting hashmode on schema
Julien Cristau <julien.cristau@logilab.fr>
parents: 7716
diff changeset
   536
        return self.schema
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   537
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   538
    def get_cubes(self):
6256
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   539
        """Return the list of cubes used by this instance.
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   540
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   541
        This is a public method, not requiring a session id.
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   542
        """
2473
490f88fb99b6 new distinguish repairing/creating from regular start.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2268
diff changeset
   543
        versions = self.get_versions(not (self.config.creating
4689
4eb1f4490538 [test] skipping versions checking during test is enough, no need for monkey patch
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4687
diff changeset
   544
                                          or self.config.repairing
5043
fe52dd3936cf [repo config] cleanup read_instance_schema / bootstrap_schema / creating mess
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5032
diff changeset
   545
                                          or self.config.quick_start
4689
4eb1f4490538 [test] skipping versions checking during test is enough, no need for monkey patch
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4687
diff changeset
   546
                                          or self.config.mode == 'test'))
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   547
        cubes = list(versions)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   548
        cubes.remove('cubicweb')
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   549
        return cubes
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   550
6308
c151c730a1ac [dbapi] get_option_value now has a foreid argument telling the option should be dereferenced to the entity's actual repository (necessary for apycot/local_cache handling)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6257
diff changeset
   551
    def get_option_value(self, option, foreid=None):
9458
e2dfdd313dfe [multi-sources-removal] Drop foreid argument of repo.get_option_value
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9456
diff changeset
   552
        """Return the value for `option` in the configuration.
6257
7eb5f1aed728 [repo] new method on repo+dbapi.Connection to get a value from repository's configuration
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6256
diff changeset
   553
7eb5f1aed728 [repo] new method on repo+dbapi.Connection to get a value from repository's configuration
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6256
diff changeset
   554
        This is a public method, not requiring a session id.
9458
e2dfdd313dfe [multi-sources-removal] Drop foreid argument of repo.get_option_value
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9456
diff changeset
   555
e2dfdd313dfe [multi-sources-removal] Drop foreid argument of repo.get_option_value
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9456
diff changeset
   556
        `foreid` argument is deprecated and now useless (as of 3.19).
6257
7eb5f1aed728 [repo] new method on repo+dbapi.Connection to get a value from repository's configuration
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6256
diff changeset
   557
        """
9458
e2dfdd313dfe [multi-sources-removal] Drop foreid argument of repo.get_option_value
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9456
diff changeset
   558
        if foreid is not None:
e2dfdd313dfe [multi-sources-removal] Drop foreid argument of repo.get_option_value
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9456
diff changeset
   559
            warn('[3.19] foreid argument is deprecated', DeprecationWarning,
e2dfdd313dfe [multi-sources-removal] Drop foreid argument of repo.get_option_value
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9456
diff changeset
   560
                 stacklevel=2)
6257
7eb5f1aed728 [repo] new method on repo+dbapi.Connection to get a value from repository's configuration
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6256
diff changeset
   561
        # XXX we may want to check we don't give sensible information
9458
e2dfdd313dfe [multi-sources-removal] Drop foreid argument of repo.get_option_value
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9456
diff changeset
   562
        return self.config[option]
6257
7eb5f1aed728 [repo] new method on repo+dbapi.Connection to get a value from repository's configuration
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6256
diff changeset
   563
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   564
    @cached
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   565
    def get_versions(self, checkversions=False):
6256
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   566
        """Return the a dictionary containing cubes used by this instance
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   567
        as key with their version as value, including cubicweb version.
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   568
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   569
        This is a public method, not requiring a session id.
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   570
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   571
        from logilab.common.changelog import Version
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   572
        vcconf = {}
9505
53225f66e7ca [repo] Use a connection instead of a session for repo.get_versions()
Julien Cristau <julien.cristau@logilab.fr>
parents: 9496
diff changeset
   573
        with self.internal_cnx() as cnx:
53225f66e7ca [repo] Use a connection instead of a session for repo.get_versions()
Julien Cristau <julien.cristau@logilab.fr>
parents: 9496
diff changeset
   574
            for pk, version in cnx.execute(
11348
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   575
                    'Any K,V WHERE P is CWProperty, P value V, P pkey K, '
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   576
                    'P pkey ~="system.version.%"', build_descr=False):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   577
                cube = pk.split('.')[-1]
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   578
                # XXX cubicweb migration
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   579
                if cube in CW_MIGRATION_MAP:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   580
                    cube = CW_MIGRATION_MAP[cube]
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   581
                version = Version(version)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   582
                vcconf[cube] = version
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   583
                if checkversions:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   584
                    if cube != 'cubicweb':
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   585
                        fsversion = self.config.cube_version(cube)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   586
                    else:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   587
                        fsversion = self.config.cubicweb_version()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   588
                    if version < fsversion:
2476
1294a6bdf3bf application -> instance where it makes sense
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2473
diff changeset
   589
                        msg = ('instance has %s version %s but %s '
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   590
                               'is installed. Run "cubicweb-ctl upgrade".')
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   591
                        raise ExecutionError(msg % (cube, version, fsversion))
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   592
        return vcconf
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   593
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   594
    @cached
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   595
    def source_defs(self):
6256
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   596
        """Return the a dictionary containing source uris as value and a
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   597
        dictionary describing each source as value.
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   598
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   599
        This is a public method, not requiring a session id.
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   600
        """
6427
c8a5ac2d1eaa [schema / sources] store data sources as cubicweb entities
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6426
diff changeset
   601
        sources = {}
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   602
        # remove sensitive information
10662
10942ed172de [py3k] dict.iteritems → dict.items
Rémi Cardona <remi.cardona@logilab.fr>
parents: 10609
diff changeset
   603
        for uri, source in self.sources_by_uri.items():
6722
3341521d857b [repo source] rename attribute so it's much easier to grasp its role
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6674
diff changeset
   604
            sources[uri] = source.public_config
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   605
        return sources
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   606
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   607
    def properties(self):
6256
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   608
        """Return a result set containing system wide properties.
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   609
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   610
        This is a public method, not requiring a session id.
da77d3f95079 [repo] docstring cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6211
diff changeset
   611
        """
9491
e82370a30018 [repo] restore python 2.6 compatibility
Julien Cristau <julien.cristau@logilab.fr>
parents: 9490
diff changeset
   612
        with self.internal_cnx() as cnx:
9685
0033aa71e077 [server] make internal_cnx get and keep a connection to the db
Julien Cristau <julien.cristau@logilab.fr>
parents: 9683
diff changeset
   613
            # don't use cnx.execute, we don't want rset.req set
0033aa71e077 [server] make internal_cnx get and keep a connection to the db
Julien Cristau <julien.cristau@logilab.fr>
parents: 9683
diff changeset
   614
            return self.querier.execute(cnx, 'Any K,V WHERE P is CWProperty,'
5747
d6ac0cd30fde [rset] do not filter rsets with __getstate__, ensure whatever flies with pyro has no .req attribute, also set the ._rqlst to None since it will be reconstructed later on demand
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 5711
diff changeset
   615
                                        'P pkey K, P value V, NOT P for_user U',
d6ac0cd30fde [rset] do not filter rsets with __getstate__, ensure whatever flies with pyro has no .req attribute, also set the ._rqlst to None since it will be reconstructed later on demand
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 5711
diff changeset
   616
                                        build_descr=False)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   617
9687
00c2356faba7 [server] Refactor Repository.register_user into a CubicWeb service (closes #3020639)
Vladimir Popescu <vladimir.popescu@logilab.fr>
parents: 9685
diff changeset
   618
    @deprecated("[3.19] Use session.call_service('register_user') instead'")
1372
d4264cd876e1 register_user can now also set an email
Florent <florent@secondweb.fr>
parents: 1320
diff changeset
   619
    def register_user(self, login, password, email=None, **kwargs):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   620
        """check a user with the given login exists, if not create it with the
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   621
        given password. This method is designed to be used for anonymous
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   622
        registration on public web site.
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   623
        """
9607
6942622fd5dc [repository] Use an internal connection in register_user
Julien Cristau <julien.cristau@logilab.fr>
parents: 9604
diff changeset
   624
        with self.internal_cnx() as cnx:
9687
00c2356faba7 [server] Refactor Repository.register_user into a CubicWeb service (closes #3020639)
Vladimir Popescu <vladimir.popescu@logilab.fr>
parents: 9685
diff changeset
   625
            cnx.call_service('register_user', login=login, password=password,
00c2356faba7 [server] Refactor Repository.register_user into a CubicWeb service (closes #3020639)
Vladimir Popescu <vladimir.popescu@logilab.fr>
parents: 9685
diff changeset
   626
                             email=email, **kwargs)
9685
0033aa71e077 [server] make internal_cnx get and keep a connection to the db
Julien Cristau <julien.cristau@logilab.fr>
parents: 9683
diff changeset
   627
            cnx.commit()
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   628
6390
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   629
    def find_users(self, fetch_attrs, **query_attrs):
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   630
        """yield user attributes for cwusers matching the given query_attrs
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   631
        (the result set cannot survive this method call)
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   632
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   633
        This can be used by low-privileges account (anonymous comes to
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   634
        mind).
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   635
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   636
        `fetch_attrs`: tuple of attributes to be fetched
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   637
        `query_attrs`: dict of attr/values to restrict the query
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   638
        """
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   639
        assert query_attrs
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   640
        if not hasattr(self, '_cwuser_attrs'):
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   641
            cwuser = self.schema['CWUser']
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   642
            self._cwuser_attrs = set(str(rschema)
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   643
                                     for rschema, _eschema in cwuser.attribute_definitions()
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   644
                                     if not rschema.meta)
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   645
        cwuserattrs = self._cwuser_attrs
8696
0bb18407c053 [toward py3k] rewrite dict.keys() and dict.values() (part of #2711624)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8695
diff changeset
   646
        for k in chain(fetch_attrs, query_attrs):
6390
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   647
            if k not in cwuserattrs:
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   648
                raise Exception('bad input for find_user')
10345
ef54ea75a642 [server] drop repo.internal_session and InternalSession
Julien Cristau <julien.cristau@logilab.fr>
parents: 10342
diff changeset
   649
        with self.internal_cnx() as cnx:
6390
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   650
            varmaker = rqlvar_maker()
10669
155c29e0ed1c [py3k] use next builtin instead of next method
Rémi Cardona <remi.cardona@logilab.fr>
parents: 10663
diff changeset
   651
            vars = [(attr, next(varmaker)) for attr in fetch_attrs]
6390
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   652
            rql = 'Any %s WHERE X is CWUser, ' % ','.join(var[1] for var in vars)
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   653
            rql += ','.join('X %s %s' % (var[0], var[1]) for var in vars) + ','
10345
ef54ea75a642 [server] drop repo.internal_session and InternalSession
Julien Cristau <julien.cristau@logilab.fr>
parents: 10342
diff changeset
   654
            rset = cnx.execute(rql + ','.join('X %s %%(%s)s' % (attr, attr)
ef54ea75a642 [server] drop repo.internal_session and InternalSession
Julien Cristau <julien.cristau@logilab.fr>
parents: 10342
diff changeset
   655
                                              for attr in query_attrs),
ef54ea75a642 [server] drop repo.internal_session and InternalSession
Julien Cristau <julien.cristau@logilab.fr>
parents: 10342
diff changeset
   656
                               query_attrs)
6390
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   657
            return rset.rows
3766853656d7 [repo] add a find_users method for under-privileged accounts
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6368
diff changeset
   658
10018
72f3249b2f7d [repository] provide a .new_session entry point
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 9984
diff changeset
   659
    def new_session(self, login, **kwargs):
11195
5de859b95988 [session, repository] deprecate repo.connect and move .close reponsibility to session object
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 11129
diff changeset
   660
        """open a *new* session for a given user
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   661
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   662
        raise `AuthenticationError` if the authentication failed
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   663
        raise `ConnectionError` if we can't open a connection
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   664
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   665
        # use an internal connection
9512
88dc96fc9fc1 [server] use a connection instead of a session for user authentication
Julien Cristau <julien.cristau@logilab.fr>
parents: 9510
diff changeset
   666
        with self.internal_cnx() as cnx:
8433
ff9d6d269877 [server/session,repo] turn InternalSession, hence repo.internal_session, into a context manager (closes #2393651)
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 8393
diff changeset
   667
            # try to get a user object
9512
88dc96fc9fc1 [server] use a connection instead of a session for user authentication
Julien Cristau <julien.cristau@logilab.fr>
parents: 9510
diff changeset
   668
            user = self.authenticate_user(cnx, login, **kwargs)
11199
2fe2077cc92d [session,repo] remove last trace of "cnxprops"
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 11195
diff changeset
   669
        session = Session(user, self)
3379
9192ba07890d use .cw_rset instead of rset on appobject classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3293
diff changeset
   670
        user._cw = user.cw_rset.req = session
5557
1a534c596bff [entity] continue cleanup of Entity/AnyEntity namespace
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5556
diff changeset
   671
        user.cw_clear_relation_cache()
9496
e699fbcc9a61 [server/repo] Use session.sessionid instead of session.id
Julien Cristau <julien.cristau@logilab.fr>
parents: 9491
diff changeset
   672
        self._sessions[session.sessionid] = session
e699fbcc9a61 [server/repo] Use session.sessionid instead of session.id
Julien Cristau <julien.cristau@logilab.fr>
parents: 9491
diff changeset
   673
        self.info('opened session %s for user %s', session.sessionid, login)
9622
637a12b0d3a2 [repo] handle connection explicitly when calling session open/close hooks
Julien Cristau <julien.cristau@logilab.fr>
parents: 9609
diff changeset
   674
        with session.new_cnx() as cnx:
637a12b0d3a2 [repo] handle connection explicitly when calling session open/close hooks
Julien Cristau <julien.cristau@logilab.fr>
parents: 9609
diff changeset
   675
            self.hm.call_hooks('session_open', cnx)
637a12b0d3a2 [repo] handle connection explicitly when calling session open/close hooks
Julien Cristau <julien.cristau@logilab.fr>
parents: 9609
diff changeset
   676
            # commit connection at this point in case write operation has been
637a12b0d3a2 [repo] handle connection explicitly when calling session open/close hooks
Julien Cristau <julien.cristau@logilab.fr>
parents: 9609
diff changeset
   677
            # done during `session_open` hooks
637a12b0d3a2 [repo] handle connection explicitly when calling session open/close hooks
Julien Cristau <julien.cristau@logilab.fr>
parents: 9609
diff changeset
   678
            cnx.commit()
10018
72f3249b2f7d [repository] provide a .new_session entry point
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 9984
diff changeset
   679
        return session
72f3249b2f7d [repository] provide a .new_session entry point
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 9984
diff changeset
   680
11195
5de859b95988 [session, repository] deprecate repo.connect and move .close reponsibility to session object
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 11129
diff changeset
   681
    @deprecated('[3.23] use .new_session instead (and get a plain session object)')
10018
72f3249b2f7d [repository] provide a .new_session entry point
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 9984
diff changeset
   682
    def connect(self, login, **kwargs):
72f3249b2f7d [repository] provide a .new_session entry point
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 9984
diff changeset
   683
        return self.new_session(login, **kwargs).sessionid
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   684
11195
5de859b95988 [session, repository] deprecate repo.connect and move .close reponsibility to session object
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 11129
diff changeset
   685
    @deprecated('[3.23] use session.close() directly')
5de859b95988 [session, repository] deprecate repo.connect and move .close reponsibility to session object
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 11129
diff changeset
   686
    def close(self, sessionid):
5de859b95988 [session, repository] deprecate repo.connect and move .close reponsibility to session object
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 11129
diff changeset
   687
        self._get_session(sessionid).close()
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   688
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   689
    # session handling ########################################################
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   690
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   691
    def close_sessions(self):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   692
        """close every opened sessions"""
11195
5de859b95988 [session, repository] deprecate repo.connect and move .close reponsibility to session object
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 11129
diff changeset
   693
        for session in list(self._sessions.values()):
5de859b95988 [session, repository] deprecate repo.connect and move .close reponsibility to session object
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 11129
diff changeset
   694
            session.close()
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   695
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   696
    def clean_sessions(self):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   697
        """close sessions not used since an amount of time specified in the
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   698
        configuration
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   699
        """
6012
d56fd78006cd [session] cleanup session-time / cleanup-session-time...
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5920
diff changeset
   700
        mintime = time() - self.cleanup_session_time
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   701
        self.debug('cleaning session unused since %s',
9885
9f546848ba48 [server] Replace non portable strftime formatter (closes #4132161)
Rémi Cardona <remi.cardona@logilab.fr>
parents: 9800
diff changeset
   702
                   strftime('%H:%M:%S', localtime(mintime)))
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   703
        nbclosed = 0
11195
5de859b95988 [session, repository] deprecate repo.connect and move .close reponsibility to session object
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 11129
diff changeset
   704
        for session in list(self._sessions.values()):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   705
            if session.timestamp < mintime:
11195
5de859b95988 [session, repository] deprecate repo.connect and move .close reponsibility to session object
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 11129
diff changeset
   706
                session.close()
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   707
                nbclosed += 1
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   708
        return nbclosed
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   709
9113
af6efc15fc90 [repository] add an ``internal_cnx`` method to replace ``internal_session``
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 9105
diff changeset
   710
    @contextmanager
9127
aff75b69db92 [repository] drop safe attribute on ``internal_cnx``
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 9113
diff changeset
   711
    def internal_cnx(self):
9747
10108d9f502a [repo] make it clear in internal_cnx that security is disabled
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9687
diff changeset
   712
        """Context manager returning a Connection using internal user which have
10108d9f502a [repo] make it clear in internal_cnx that security is disabled
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9687
diff changeset
   713
        every access rights on the repository.
9113
af6efc15fc90 [repository] add an ``internal_cnx`` method to replace ``internal_session``
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 9105
diff changeset
   714
9747
10108d9f502a [repo] make it clear in internal_cnx that security is disabled
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9687
diff changeset
   715
        Beware that unlike the older :meth:`internal_session`, internal
10108d9f502a [repo] make it clear in internal_cnx that security is disabled
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9687
diff changeset
   716
        connections have all hooks beside security enabled.
9113
af6efc15fc90 [repository] add an ``internal_cnx`` method to replace ``internal_session``
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 9105
diff changeset
   717
        """
11204
71057a8bb19a [session] drop session-as-a-context-manager
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 11199
diff changeset
   718
        with Session(InternalManager(), self).new_cnx() as cnx:
11348
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   719
            cnx.user._cw = cnx  # XXX remove when "vreg = user._cw.vreg" hack in entity.py is gone
11204
71057a8bb19a [session] drop session-as-a-context-manager
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 11199
diff changeset
   720
            with cnx.security_enabled(read=False, write=False):
71057a8bb19a [session] drop session-as-a-context-manager
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 11199
diff changeset
   721
                yield cnx
9113
af6efc15fc90 [repository] add an ``internal_cnx`` method to replace ``internal_session``
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 9105
diff changeset
   722
10346
b926ff4ef4a8 [repoapi,session] remove all session-as-cnx backward compat
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10345
diff changeset
   723
    def _get_session(self, sessionid, txid=None, checkshuttingdown=True):
9272
68744f5154c4 [server] fix a number of typos, mostly in docstrings
Julien Cristau <julien.cristau@logilab.fr>
parents: 9267
diff changeset
   724
        """return the session associated with the given session identifier"""
5906
d40ced753291 [repository] fix so that when repository is shutting down, internal session in transaction are interrupted
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5813
diff changeset
   725
        if checkshuttingdown and self.shutting_down:
7573
c8f8762c986d [repo, looping task] raise a custom exception when repository is shuting down, avoid looping task to be restarted in such case. Closes #1021276
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7550
diff changeset
   726
            raise ShuttingDown('Repository is shutting down')
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   727
        try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   728
            session = self._sessions[sessionid]
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   729
        except KeyError:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   730
            raise BadConnectionId('No such session %s' % sessionid)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   731
        return session
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   732
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   733
    # data sources handling ###################################################
11763
39df042f4ab4 [repository] Drop type_and_source_from_eid and rename related cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11756
diff changeset
   734
    # * correspondance between eid and type
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   735
    # * correspondance between eid and local id (i.e. specific to a given source)
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   736
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   737
    def clear_caches(self, eids):
11774
51c160677afe [repository] Drop the entities.extid column and associated cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11767
diff changeset
   738
        etcache = self._type_cache
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   739
        rqlcache = self.querier._rql_cache
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   740
        for eid in eids:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   741
            try:
11774
51c160677afe [repository] Drop the entities.extid column and associated cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11767
diff changeset
   742
                etype = etcache.pop(int(eid))  # may be a string in some cases
11348
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   743
                rqlcache.pop(('%s X WHERE X eid %s' % (etype, eid),), None)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   744
            except KeyError:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   745
                etype = None
11348
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   746
            rqlcache.pop(('Any X WHERE X eid %s' % eid,), None)
9456
a79e88aad555 [multi-sources-removal] Kill repo.sources
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9455
diff changeset
   747
            self.system_source.clear_eid_cache(eid, etype)
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   748
11774
51c160677afe [repository] Drop the entities.extid column and associated cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11767
diff changeset
   749
    def type_from_eid(self, eid, cnx):
51c160677afe [repository] Drop the entities.extid column and associated cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11767
diff changeset
   750
        """Return the type of the entity with id `eid`"""
11763
39df042f4ab4 [repository] Drop type_and_source_from_eid and rename related cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11756
diff changeset
   751
        try:
39df042f4ab4 [repository] Drop type_and_source_from_eid and rename related cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11756
diff changeset
   752
            eid = int(eid)
39df042f4ab4 [repository] Drop type_and_source_from_eid and rename related cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11756
diff changeset
   753
        except ValueError:
39df042f4ab4 [repository] Drop type_and_source_from_eid and rename related cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11756
diff changeset
   754
            raise UnknownEid(eid)
39df042f4ab4 [repository] Drop type_and_source_from_eid and rename related cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11756
diff changeset
   755
        try:
11774
51c160677afe [repository] Drop the entities.extid column and associated cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11767
diff changeset
   756
            return self._type_cache[eid]
11763
39df042f4ab4 [repository] Drop type_and_source_from_eid and rename related cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11756
diff changeset
   757
        except KeyError:
11774
51c160677afe [repository] Drop the entities.extid column and associated cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11767
diff changeset
   758
            etype = self.system_source.eid_type(cnx, eid)
51c160677afe [repository] Drop the entities.extid column and associated cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11767
diff changeset
   759
            self._type_cache[eid] = etype
51c160677afe [repository] Drop the entities.extid column and associated cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11767
diff changeset
   760
            return etype
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   761
10368
1691be295517 [repository] rename session -> cnx
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10365
diff changeset
   762
    def querier_cache_key(self, cnx, rql, args, eidkeys):
5174
78438ad513ca #759035: Automate addition of eid cachekey in RQL analysis
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5115
diff changeset
   763
        cachekey = [rql]
78438ad513ca #759035: Automate addition of eid cachekey in RQL analysis
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5115
diff changeset
   764
        for key in sorted(eidkeys):
78438ad513ca #759035: Automate addition of eid cachekey in RQL analysis
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5115
diff changeset
   765
            try:
10368
1691be295517 [repository] rename session -> cnx
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10365
diff changeset
   766
                etype = self.type_from_eid(args[key], cnx)
5174
78438ad513ca #759035: Automate addition of eid cachekey in RQL analysis
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5115
diff changeset
   767
            except KeyError:
78438ad513ca #759035: Automate addition of eid cachekey in RQL analysis
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5115
diff changeset
   768
                raise QueryError('bad cache key %s (no value)' % key)
78438ad513ca #759035: Automate addition of eid cachekey in RQL analysis
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5115
diff changeset
   769
            except TypeError:
78438ad513ca #759035: Automate addition of eid cachekey in RQL analysis
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5115
diff changeset
   770
                raise QueryError('bad cache key %s (value: %r)' % (
78438ad513ca #759035: Automate addition of eid cachekey in RQL analysis
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5115
diff changeset
   771
                    key, args[key]))
78438ad513ca #759035: Automate addition of eid cachekey in RQL analysis
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5115
diff changeset
   772
            cachekey.append(etype)
78438ad513ca #759035: Automate addition of eid cachekey in RQL analysis
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5115
diff changeset
   773
            # ensure eid is correctly typed in args
8748
f5027f8d2478 drop typed_eid() in favour of int() (closes #2742462)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8699
diff changeset
   774
            args[key] = int(args[key])
5174
78438ad513ca #759035: Automate addition of eid cachekey in RQL analysis
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5115
diff changeset
   775
        return tuple(cachekey)
78438ad513ca #759035: Automate addition of eid cachekey in RQL analysis
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5115
diff changeset
   776
11774
51c160677afe [repository] Drop the entities.extid column and associated cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11767
diff changeset
   777
    def add_info(self, cnx, entity, source):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   778
        """add type and source info for an eid into the system table,
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   779
        and index the entity with the full text index
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   780
        """
11774
51c160677afe [repository] Drop the entities.extid column and associated cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11767
diff changeset
   781
        # begin by inserting eid/type/source into the entities table
10315
0f3489d622ba [repository] replace session with cnx in a few places
Julien Cristau <julien.cristau@logilab.fr>
parents: 10301
diff changeset
   782
        hook.CleanupNewEidsCacheOp.get_instance(cnx).add_data(entity.eid)
11774
51c160677afe [repository] Drop the entities.extid column and associated cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11767
diff changeset
   783
        self.system_source.add_info(cnx, entity, source)
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   784
10315
0f3489d622ba [repository] replace session with cnx in a few places
Julien Cristau <julien.cristau@logilab.fr>
parents: 10301
diff changeset
   785
    def _delete_cascade_multi(self, cnx, entities):
10203
1443fe643a38 [server] change order of entities table modification vs entity creation/deletion
Julien Cristau <julien.cristau@logilab.fr>
parents: 10110
diff changeset
   786
        """same as _delete_cascade but accepts a list of entities with
1443fe643a38 [server] change order of entities table modification vs entity creation/deletion
Julien Cristau <julien.cristau@logilab.fr>
parents: 10110
diff changeset
   787
        the same etype and belonging to the same source.
6889
37668bf302f5 improve massive deletion performance
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 6801
diff changeset
   788
        """
10315
0f3489d622ba [repository] replace session with cnx in a few places
Julien Cristau <julien.cristau@logilab.fr>
parents: 10301
diff changeset
   789
        pendingrtypes = cnx.transaction_data.get('pendingrtypes', ())
6889
37668bf302f5 improve massive deletion performance
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 6801
diff changeset
   790
        # delete remaining relations: if user can delete the entity, he can
37668bf302f5 improve massive deletion performance
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 6801
diff changeset
   791
        # delete all its relations without security checking
10315
0f3489d622ba [repository] replace session with cnx in a few places
Julien Cristau <julien.cristau@logilab.fr>
parents: 10301
diff changeset
   792
        with cnx.security_enabled(read=False, write=False):
7895
0a967180794b cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7887
diff changeset
   793
            in_eids = ','.join([str(_e.eid) for _e in entities])
10351
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   794
            with cnx.running_hooks_ops():
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   795
                for rschema, _, role in entities[0].e_schema.relation_definitions():
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   796
                    if rschema.rule:
11348
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   797
                        continue  # computed relation
10351
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   798
                    rtype = rschema.type
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   799
                    if rtype in schema.VIRTUAL_RTYPES or rtype in pendingrtypes:
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   800
                        continue
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   801
                    if role == 'subject':
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   802
                        # don't skip inlined relation so they are regularly
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   803
                        # deleted and so hooks are correctly called
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   804
                        rql = 'DELETE X %s Y WHERE X eid IN (%s)' % (rtype, in_eids)
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   805
                    else:
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   806
                        rql = 'DELETE Y %s X WHERE X eid IN (%s)' % (rtype, in_eids)
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   807
                    try:
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   808
                        cnx.execute(rql, build_descr=False)
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   809
                    except ValidationError:
7885
9454b7ef5ae4 [ms, test] propagate exception in test mode
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7884
diff changeset
   810
                        raise
10351
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   811
                    except Unauthorized:
11348
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   812
                        self.exception(
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   813
                            'Unauthorized exception while cascading delete for entity %s. '
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   814
                            'RQL: %s.\nThis should not happen since security is disabled here.',
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   815
                            entities, rql)
10351
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   816
                        raise
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   817
                    except Exception:
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   818
                        if self.config.mode == 'test':
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   819
                            raise
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   820
                        self.exception('error while cascading delete for entity %s. RQL: %s',
91e63306e277 [connection] replace .running_dbapi_query with .hooks_in_progress
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 10346
diff changeset
   821
                                       entities, rql)
6889
37668bf302f5 improve massive deletion performance
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 6801
diff changeset
   822
9609
e7d38148799e [repository] operations get a connection instead of a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9607
diff changeset
   823
    def init_entity_caches(self, cnx, entity, source):
11774
51c160677afe [repository] Drop the entities.extid column and associated cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11767
diff changeset
   824
        """Add entity to connection entities cache and repo's cache."""
9609
e7d38148799e [repository] operations get a connection instead of a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9607
diff changeset
   825
        cnx.set_entity_cache(entity)
11774
51c160677afe [repository] Drop the entities.extid column and associated cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11767
diff changeset
   826
        self._type_cache[entity.eid] = entity.cw_etype
5068
10c3422d7419 [repo] on add entity, set cache as soon as possible + fill type/source cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5067
diff changeset
   827
9609
e7d38148799e [repository] operations get a connection instead of a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9607
diff changeset
   828
    def glob_add_entity(self, cnx, edited):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   829
        """add an entity to the repository
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   830
10039
1d1afe3b5081 [server] typo fix
Julien Cristau <julien.cristau@logilab.fr>
parents: 10018
diff changeset
   831
        the entity eid should originally be None and a unique eid is assigned to
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   832
        the entity instance
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   833
        """
6142
8bc6eac1fac1 [session] cleanup hook / operation / entity edition api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6139
diff changeset
   834
        entity = edited.entity
11348
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   835
        entity._cw_is_saved = False  # entity has an eid but is not yet saved
6142
8bc6eac1fac1 [session] cleanup hook / operation / entity edition api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6139
diff changeset
   836
        # init edited_attributes before calling before_add_entity hooks
8bc6eac1fac1 [session] cleanup hook / operation / entity edition api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6139
diff changeset
   837
        entity.cw_edited = edited
9454
a173f9cf9f26 [multi-sources-removal] drop source location search on glob_*[entity|relation] methods
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9452
diff changeset
   838
        source = self.system_source
5072
072ae171aeb0 [cleanup] style fixes, add nodes, 0.2 cents refactorings
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5068
diff changeset
   839
        # allocate an eid to the entity before calling hooks
9609
e7d38148799e [repository] operations get a connection instead of a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9607
diff changeset
   840
        entity.eid = self.system_source.create_eid(cnx)
5068
10c3422d7419 [repo] on add entity, set cache as soon as possible + fill type/source cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5067
diff changeset
   841
        # set caches asap
11774
51c160677afe [repository] Drop the entities.extid column and associated cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11767
diff changeset
   842
        self.init_entity_caches(cnx, entity, source)
2600
6cd6c5d11b45 [F repo debugging] log repo event on DBG_REPO debug level
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
   843
        if server.DEBUG & server.DBG_REPO:
10589
7c23b7de2b8d [py3k] print function
Samuel Trégouët <samuel.tregouet@logilab.fr>
parents: 10579
diff changeset
   844
            print('ADD entity', self, entity.cw_etype, entity.eid, edited)
8456
c912d82f2166 [repository] drop unused argument
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8433
diff changeset
   845
        prefill_entity_caches(entity)
9609
e7d38148799e [repository] operations get a connection instead of a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9607
diff changeset
   846
        self.hm.call_hooks('before_add_entity', cnx, entity=entity)
e7d38148799e [repository] operations get a connection instead of a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9607
diff changeset
   847
        relations = preprocess_inlined_relations(cnx, entity)
6142
8bc6eac1fac1 [session] cleanup hook / operation / entity edition api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6139
diff changeset
   848
        edited.set_defaults()
9609
e7d38148799e [repository] operations get a connection instead of a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9607
diff changeset
   849
        if cnx.is_hook_category_activated('integrity'):
6142
8bc6eac1fac1 [session] cleanup hook / operation / entity edition api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6139
diff changeset
   850
            edited.check(creation=True)
11774
51c160677afe [repository] Drop the entities.extid column and associated cache
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11767
diff changeset
   851
        self.add_info(cnx, entity, source)
6211
e9d125fd1465 nicer error reporting for unique together constraints
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 6189
diff changeset
   852
        try:
9609
e7d38148799e [repository] operations get a connection instead of a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9607
diff changeset
   853
            source.add_entity(cnx, entity)
10446
1e6655cff5ab add IUserFriendlyError adapter for violation of check constraints
Julien Cristau <julien.cristau@logilab.fr>
parents: 10368
diff changeset
   854
        except (UniqueTogetherError, ViolatedConstraint) as exc:
9609
e7d38148799e [repository] operations get a connection instead of a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9607
diff changeset
   855
            userhdlr = cnx.vreg['adapters'].select(
e7d38148799e [repository] operations get a connection instead of a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9607
diff changeset
   856
                'IUserFriendlyError', cnx, entity=entity, exc=exc)
6465
6401a9d0b5aa [architecture] introduce adapter to ease transformation of errors before display to the end user. Use it for UniqueTogetherError first
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6464
diff changeset
   857
            userhdlr.raise_user_exception()
6368
f907cc7f2875 [repo] properly mark object as saved once added to its source (code much probably gone during a merge...)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6333
diff changeset
   858
        edited.saved = entity._cw_is_saved = True
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   859
        # trigger after_add_entity after after_add_relation
9609
e7d38148799e [repository] operations get a connection instead of a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9607
diff changeset
   860
        self.hm.call_hooks('after_add_entity', cnx, entity=entity)
9454
a173f9cf9f26 [multi-sources-removal] drop source location search on glob_*[entity|relation] methods
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9452
diff changeset
   861
        # call hooks for inlined relations
a173f9cf9f26 [multi-sources-removal] drop source location search on glob_*[entity|relation] methods
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9452
diff changeset
   862
        for attr, value in relations:
9609
e7d38148799e [repository] operations get a connection instead of a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9607
diff changeset
   863
            self.hm.call_hooks('before_add_relation', cnx,
11348
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   864
                               eidfrom=entity.eid, rtype=attr, eidto=value)
9609
e7d38148799e [repository] operations get a connection instead of a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9607
diff changeset
   865
            self.hm.call_hooks('after_add_relation', cnx,
11348
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   866
                               eidfrom=entity.eid, rtype=attr, eidto=value)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   867
        return entity.eid
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   868
9609
e7d38148799e [repository] operations get a connection instead of a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9607
diff changeset
   869
    def glob_update_entity(self, cnx, edited):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   870
        """replace an entity in the repository
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   871
        the type and the eid of an entity must not be changed
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   872
        """
6142
8bc6eac1fac1 [session] cleanup hook / operation / entity edition api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6139
diff changeset
   873
        entity = edited.entity
2600
6cd6c5d11b45 [F repo debugging] log repo event on DBG_REPO debug level
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
   874
        if server.DEBUG & server.DBG_REPO:
10589
7c23b7de2b8d [py3k] print function
Samuel Trégouët <samuel.tregouet@logilab.fr>
parents: 10579
diff changeset
   875
            print('UPDATE entity', entity.cw_etype, entity.eid,
7c23b7de2b8d [py3k] print function
Samuel Trégouët <samuel.tregouet@logilab.fr>
parents: 10579
diff changeset
   876
                  entity.cw_attr_cache, edited)
5115
2e43ef618d14 [repository] forbid usage of set_attributes() in before_add_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5093
diff changeset
   877
        hm = self.hm
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   878
        eschema = entity.e_schema
9609
e7d38148799e [repository] operations get a connection instead of a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9607
diff changeset
   879
        cnx.set_entity_cache(entity)
6142
8bc6eac1fac1 [session] cleanup hook / operation / entity edition api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6139
diff changeset
   880
        orig_edited = getattr(entity, 'cw_edited', None)
8bc6eac1fac1 [session] cleanup hook / operation / entity edition api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6139
diff changeset
   881
        entity.cw_edited = edited
9454
a173f9cf9f26 [multi-sources-removal] drop source location search on glob_*[entity|relation] methods
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9452
diff changeset
   882
        source = self.system_source
5115
2e43ef618d14 [repository] forbid usage of set_attributes() in before_add_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5093
diff changeset
   883
        try:
2e43ef618d14 [repository] forbid usage of set_attributes() in before_add_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5093
diff changeset
   884
            only_inline_rels, need_fti_update = True, False
2e43ef618d14 [repository] forbid usage of set_attributes() in before_add_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5093
diff changeset
   885
            relations = []
6142
8bc6eac1fac1 [session] cleanup hook / operation / entity edition api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6139
diff changeset
   886
            for attr in list(edited):
5115
2e43ef618d14 [repository] forbid usage of set_attributes() in before_add_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5093
diff changeset
   887
                if attr == 'eid':
2e43ef618d14 [repository] forbid usage of set_attributes() in before_add_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5093
diff changeset
   888
                    continue
2e43ef618d14 [repository] forbid usage of set_attributes() in before_add_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5093
diff changeset
   889
                rschema = eschema.subjrels[attr]
2e43ef618d14 [repository] forbid usage of set_attributes() in before_add_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5093
diff changeset
   890
                if rschema.final:
2e43ef618d14 [repository] forbid usage of set_attributes() in before_add_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5093
diff changeset
   891
                    if getattr(eschema.rdef(attr), 'fulltextindexed', False):
2e43ef618d14 [repository] forbid usage of set_attributes() in before_add_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5093
diff changeset
   892
                        need_fti_update = True
2e43ef618d14 [repository] forbid usage of set_attributes() in before_add_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5093
diff changeset
   893
                    only_inline_rels = False
2e43ef618d14 [repository] forbid usage of set_attributes() in before_add_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5093
diff changeset
   894
                else:
2e43ef618d14 [repository] forbid usage of set_attributes() in before_add_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5093
diff changeset
   895
                    # inlined relation
2e43ef618d14 [repository] forbid usage of set_attributes() in before_add_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5093
diff changeset
   896
                    previous_value = entity.related(attr) or None
2e43ef618d14 [repository] forbid usage of set_attributes() in before_add_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5093
diff changeset
   897
                    if previous_value is not None:
11348
70337ad23145 pep8 + docstrings and comments improvments
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 11204
diff changeset
   898
                        previous_value = previous_value[0][0]  # got a result set
6142
8bc6eac1fac1 [session] cleanup hook / operation / entity edition api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6139
diff changeset
   899
                        if previous_value == entity.cw_attr_cache[attr]:
5115
2e43ef618d14 [repository] forbid usage of set_attributes() in before_add_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5093
diff changeset
   900
                            previous_value = None
9454
a173f9cf9f26 [multi-sources-removal] drop source location search on glob_*[entity|relation] methods
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9452
diff changeset
   901
                        else:
9609
e7d38148799e [repository] operations get a connection instead of a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9607
diff changeset
   902
                            hm.call_hooks('before_delete_relation', cnx,
5115
2e43ef618d14 [repository] forbid usage of set_attributes() in before_add_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5093
diff changeset
   903
                                          eidfrom=entity.eid, rtype=attr,
2e43ef618d14 [repository] forbid usage of set_attributes() in before_add_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5093
diff changeset
   904
                                          eidto=previous_value)
6142
8bc6eac1fac1 [session] cleanup hook / operation / entity edition api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6139
diff changeset
   905
                    relations.append((attr, edited[attr], previous_value))
9454
a173f9cf9f26 [multi-sources-removal] drop source location search on glob_*[entity|relation] methods
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9452
diff changeset
   906
            # call hooks for inlined relations
a173f9cf9f26 [multi-sources-removal] drop source location search on glob_*[entity|relation] methods
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9452
diff changeset
   907
            for attr, value, _t in relations:
9609
e7d38148799e [repository] operations get a connection instead of a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9607
diff changeset
   908
                hm.call_hooks('before_add_relation', cnx,
9454
a173f9cf9f26 [multi-sour