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# rpc.py - rpc name lookup routines
#
# Copyright (C) 2011, 2012, 2013 Arthur de Jong
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301 USA
import cache
import common
import constants
import search
attmap = common.Attributes(cn='cn', oncRpcNumber='oncRpcNumber')
filter = '(objectClass=oncRpc)'
class Search(search.LDAPSearch):
case_sensitive = ('cn', )
canonical_first = ('cn', )
required = ('cn', 'oncRpcNumber')
class Cache(cache.Cache):
tables = ('rpc_cache', 'rpc_alias_cache')
create_sql = '''
CREATE TABLE IF NOT EXISTS `rpc_cache`
( `cn` TEXT PRIMARY KEY,
`oncRpcNumber` INTEGER NOT NULL,
`mtime` TIMESTAMP NOT NULL );
CREATE TABLE IF NOT EXISTS `rpc_alias_cache`
( `rpc` TEXT NOT NULL,
`cn` TEXT NOT NULL,
FOREIGN KEY(`rpc`) REFERENCES `rpc_cache`(`cn`)
ON DELETE CASCADE ON UPDATE CASCADE );
CREATE INDEX IF NOT EXISTS `rpc_alias_idx` ON `rpc_alias_cache`(`rpc`);
'''
retrieve_sql = '''
SELECT `rpc_cache`.`cn` AS `cn`, `rpc_alias_cache`.`cn` AS `alias`,
`oncRpcNumber`, `mtime`
FROM `rpc_cache`
LEFT JOIN `rpc_alias_cache`
ON `rpc_alias_cache`.`rpc` = `rpc_cache`.`cn`
'''
retrieve_by = dict(
cn='''
( `rpc_cache`.`cn` = ? OR
`rpc_cache`.`cn` IN (
SELECT `by_alias`.`rpc`
FROM `rpc_alias_cache` `by_alias`
WHERE `by_alias`.`cn` = ?))
''',
)
group_by = (0, ) # cn
group_columns = (1, ) # alias
class RpcRequest(common.Request):
def write(self, name, aliases, number):
self.fp.write_string(name)
self.fp.write_stringlist(aliases)
self.fp.write_int32(number)
def convert(self, dn, attributes, parameters):
names = attributes['cn']
yield (names[0], names[1:], int(attributes['oncRpcNumber'][0]))
class RpcByNameRequest(RpcRequest):
action = constants.NSLCD_ACTION_RPC_BYNAME
def read_parameters(self, fp):
return dict(cn=fp.read_string())
class RpcByNumberRequest(RpcRequest):
action = constants.NSLCD_ACTION_RPC_BYNUMBER
def read_parameters(self, fp):
return dict(oncRpcNumber=fp.read_int32())
class RpcAllRequest(RpcRequest):
action = constants.NSLCD_ACTION_RPC_ALL
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