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importer.py
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importer.py
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# Copyright European Organization for Nuclear Research (CERN) since 2012
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from collections.abc import Iterable
from typing import TYPE_CHECKING, Any
from rucio.common.config import config_get
from rucio.common.exception import RSEOperationNotSupported
from rucio.common.types import InternalAccount
from rucio.core import account as account_module
from rucio.core import distance as distance_module
from rucio.core import identity as identity_module
from rucio.core import rse as rse_module
from rucio.db.sqla import models
from rucio.db.sqla.constants import AccountType, IdentityType, RSEType
from rucio.db.sqla.session import transactional_session
if TYPE_CHECKING:
from sqlalchemy.orm import Session
@transactional_session
def import_rses(rses: dict[str, dict[str, Any]], rse_sync_method: str = 'edit', attr_sync_method: str = 'edit', protocol_sync_method: str = 'edit', vo: str = 'def', *, session: "Session") -> None:
new_rses = []
for rse_name in rses:
rse = rses[rse_name]
if isinstance(rse.get('rse_type'), str):
rse['rse_type'] = RSEType(rse['rse_type'])
if rse_module.rse_exists(rse_name, vo=vo, include_deleted=False, session=session):
# RSE exists and is active
rse_id = rse_module.get_rse_id(rse=rse_name, vo=vo, session=session)
selected_rse_properties = {key: rse[key] for key in rse if key in rse_module.MUTABLE_RSE_PROPERTIES}
rse_module.update_rse(rse_id=rse_id, parameters=selected_rse_properties, session=session)
elif rse_module.rse_exists(rse_name, vo=vo, include_deleted=True, session=session):
# RSE exists but in deleted state
# Should only modify the RSE if importer is configured for edit or hard sync
if rse_sync_method in ['edit', 'hard']:
rse_id = rse_module.get_rse_id(rse=rse_name, vo=vo, include_deleted=True, session=session)
rse_module.restore_rse(rse_id, session=session)
selected_rse_properties = {key: rse[key] for key in rse if key in rse_module.MUTABLE_RSE_PROPERTIES}
rse_module.update_rse(rse_id=rse_id, parameters=selected_rse_properties, session=session)
else:
# Config is in RSE append only mode, should not modify the disabled RSE
continue
else:
rse_id = rse_module.add_rse(rse=rse_name, vo=vo, deterministic=rse.get('deterministic'), volatile=rse.get('volatile'),
city=rse.get('city'), region_code=rse.get('region_code'), country_name=rse.get('country_name'),
staging_area=rse.get('staging_area'), continent=rse.get('continent'), time_zone=rse.get('time_zone'),
ISP=rse.get('ISP'), rse_type=rse.get('rse_type'), latitude=rse.get('latitude'),
longitude=rse.get('longitude'), ASN=rse.get('ASN'), availability_read=rse.get('availability_read'),
availability_write=rse.get('availability_write'), availability_delete=rse.get('availability_delete'),
session=session)
new_rses.append(rse_id)
# Protocols
new_protocols = rse.get('protocols')
if new_protocols:
# update existing, add missing and remove left over protocols
old_protocols = [{'scheme': protocol['scheme'], 'hostname': protocol['hostname'], 'port': protocol['port']} for protocol in rse_module.get_rse_protocols(rse_id=rse_id, session=session)['protocols']]
missing_protocols = [new_protocol for new_protocol in new_protocols if {'scheme': new_protocol['scheme'], 'hostname': new_protocol['hostname'], 'port': new_protocol['port']} not in old_protocols]
outdated_protocols = [new_protocol for new_protocol in new_protocols if {'scheme': new_protocol['scheme'], 'hostname': new_protocol['hostname'], 'port': new_protocol['port']} in old_protocols]
new_protocols = [{'scheme': protocol['scheme'], 'hostname': protocol['hostname'], 'port': protocol['port']} for protocol in new_protocols]
to_be_removed_protocols = [old_protocol for old_protocol in old_protocols if old_protocol not in new_protocols]
if protocol_sync_method == 'append':
outdated_protocols = []
for protocol in outdated_protocols:
scheme = protocol['scheme']
port = protocol['port']
hostname = protocol['hostname']
del protocol['scheme']
del protocol['hostname']
del protocol['port']
rse_module.update_protocols(rse_id=rse_id, scheme=scheme, data=protocol, hostname=hostname, port=port, session=session)
for protocol in missing_protocols:
rse_module.add_protocol(rse_id=rse_id, parameter=protocol, session=session)
if protocol_sync_method == 'hard':
for protocol in to_be_removed_protocols:
scheme = protocol['scheme']
port = protocol['port']
hostname = protocol['hostname']
rse_module.del_protocols(rse_id=rse_id, scheme=scheme, port=port, hostname=hostname, session=session)
# Limits
old_limits = rse_module.get_rse_limits(rse_id=rse_id, session=session)
for limit_name in ['MinFreeSpace']:
limit = rse.get(limit_name)
if limit:
if limit_name in old_limits:
rse_module.delete_rse_limits(rse_id=rse_id, name=limit_name, session=session)
rse_module.set_rse_limits(rse_id=rse_id, name=limit_name, value=limit, session=session)
# Attributes
attributes = rse.get('attributes', {})
attributes['lfn2pfn_algorithm'] = rse.get('lfn2pfn_algorithm')
attributes['verify_checksum'] = rse.get('verify_checksum')
old_attributes = rse_module.list_rse_attributes(rse_id=rse_id, session=session)
missing_attributes = [attribute for attribute in old_attributes if attribute not in attributes]
for attr in attributes:
value = attributes[attr]
if value is not None:
if attr in old_attributes:
if attr_sync_method not in ['append']:
rse_module.del_rse_attribute(rse_id=rse_id, key=attr, session=session)
rse_module.add_rse_attribute(rse_id=rse_id, key=attr, value=value, session=session)
else:
rse_module.add_rse_attribute(rse_id=rse_id, key=attr, value=value, session=session)
if attr_sync_method == 'hard':
for attr in missing_attributes:
if attr != rse_name:
rse_module.del_rse_attribute(rse_id=rse_id, key=attr, session=session)
# set deleted flag to RSEs that are missing in the import data
old_rses = [old_rse['id'] for old_rse in rse_module.list_rses(session=session)]
if rse_sync_method == 'hard':
for old_rse in old_rses:
if old_rse not in new_rses:
try:
rse_module.del_rse(rse_id=old_rse, session=session)
except RSEOperationNotSupported:
pass
@transactional_session
def import_distances(distances, vo: str = 'def', *, session: "Session") -> None:
for src_rse_name in distances:
src = rse_module.get_rse_id(rse=src_rse_name, vo=vo, session=session)
for dest_rse_name in distances[src_rse_name]:
dest = rse_module.get_rse_id(rse=dest_rse_name, vo=vo, session=session)
distance_dict = distances[src_rse_name][dest_rse_name]
if 'src_rse_id' in distance_dict:
del distance_dict['src_rse_id']
if 'dest_rse_id' in distance_dict:
del distance_dict['dest_rse_id']
old_distance = distance_module.get_distances(src_rse_id=src, dest_rse_id=dest, session=session)
new_distance = distance_dict.get('distance', distance_dict.get('ranking'))
if old_distance:
distance_module.update_distances(src_rse_id=src, dest_rse_id=dest, distance=new_distance, session=session)
else:
distance_module.add_distance(src_rse_id=src, dest_rse_id=dest, distance=new_distance, session=session)
@transactional_session
def import_identities(identities: Iterable[dict[str, Any]], account_name: str, old_identities: Iterable[tuple], old_identity_account: tuple[str, str, str], account_email: str, *, session: "Session") -> None:
for identity in identities:
identity['type'] = IdentityType[identity['type'].upper()]
missing_identities = [identity for identity in identities if (identity['identity'], identity['type']) not in old_identities]
missing_identity_account = [identity for identity in identities if (identity['identity'], identity['type'], account_name) not in old_identity_account]
to_be_removed_identity_account = [old_identity for old_identity in old_identity_account if (old_identity[0], old_identity[1], old_identity[2]) not in
[(identity['identity'], identity['type'], account_name) for identity in identities] and old_identity[2] == account_name]
# add missing identities
for identity in missing_identities:
identity_type = identity['type']
password = identity.get('password')
identity = identity['identity']
if identity_type == IdentityType.USERPASS:
identity_module.add_identity(identity=identity, password=password, email=account_email, type_=identity_type, session=session)
elif identity_type == IdentityType.GSS or identity_type == IdentityType.SSH or identity_type == IdentityType.X509:
identity_module.add_identity(identity=identity, email=account_email, type_=identity_type, session=session)
# add missing identity-account association
for identity in missing_identity_account:
identity_module.add_account_identity(identity['identity'], identity['type'], account_name, email=account_email, session=session)
# remove identities from account-identity association
for identity in to_be_removed_identity_account:
identity_module.del_account_identity(identity=identity[0], type_=identity[1], account=identity[2], session=session)
@transactional_session
def import_accounts(accounts: Iterable[dict[str, Any]], vo: str = 'def', *, session: "Session") -> None:
vo_filter = {'account': InternalAccount(account='*', vo=vo)}
old_accounts = {account['account']: account for account in account_module.list_accounts(filter_=vo_filter, session=session)}
missing_accounts = [account for account in accounts if account['account'] not in old_accounts]
outdated_accounts = [account for account in accounts if account['account'] in old_accounts]
to_be_removed_accounts = [old_account for old_account in old_accounts if old_account not in [account['account'] for account in accounts]]
old_identities = identity_module.list_identities(session=session)
old_identity_account = session.query(models.IdentityAccountAssociation.identity, models.IdentityAccountAssociation.identity_type, models.IdentityAccountAssociation.account).all()
# add missing accounts
for account_dict in missing_accounts:
account = account_dict['account']
email = account_dict['email']
account_module.add_account(account=account, type_=AccountType.USER, email=email, session=session)
identities = account_dict.get('identities', [])
if identities:
import_identities(identities, account, old_identities, old_identity_account, email, session=session)
# remove left over accounts
for account in to_be_removed_accounts:
if account.external != 'root':
account_module.del_account(account=account, session=session)
# update existing accounts
for account_dict in outdated_accounts:
account = account_dict['account']
email = account_dict['email']
old_account = old_accounts[account]
if email and old_account['email'] != email:
account_module.update_account(account, key='email', value=email, session=session)
identities = account_dict.get('identities', [])
if identities:
import_identities(identities, account, old_identities, old_identity_account, email, session=session)
@transactional_session
def import_data(data: dict[str, Any], vo: str = 'def', *, session: "Session") -> None:
"""
Import data to add and update records in Rucio.
:param data: data to be imported as dictionary.
:param session: database session in use.
"""
rse_sync_method = config_get('importer', 'rse_sync_method', False, 'edit')
attr_sync_method = config_get('importer', 'attr_sync_method', False, 'edit')
protocol_sync_method = config_get('importer', 'rse_sync_method', False, 'edit')
rses = data.get('rses')
if rses:
import_rses(rses, rse_sync_method=rse_sync_method, attr_sync_method=attr_sync_method, protocol_sync_method=protocol_sync_method, vo=vo, session=session)
# Distances
distances = data.get('distances')
if distances:
import_distances(distances, vo=vo, session=session)
# Accounts
accounts = data.get('accounts')
if accounts:
import_accounts(accounts, vo=vo, session=session)