79 lines
2.0 KiB
C
79 lines
2.0 KiB
C
/*
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* This file is distributed as part of the MariaDB Corporation MaxScale. It is free
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* software: you can redistribute it and/or modify it under the terms of the
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* GNU General Public License as published by the Free Software Foundation,
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* version 2.
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*
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* This program 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 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 General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 51
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* Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Copyright MariaDB Corporation Ab 2013-2014
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*/
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#include <shardrouter.h>
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void
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subsvc_set_state(SUBSERVICE* svc,subsvc_state_t state)
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{
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if(state & SUBSVC_WAITING_RESULT)
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{
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/** Increase waiter count */
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atomic_add(&svc->n_res_waiting, 1);
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}
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svc->state |= state;
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}
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void
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subsvc_clear_state(SUBSERVICE* svc,subsvc_state_t state)
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{
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if(state & SUBSVC_WAITING_RESULT)
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{
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/** Decrease waiter count */
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atomic_add(&svc->n_res_waiting, -1);
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}
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svc->state &= ~state;
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}
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bool
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get_shard_subsvc(SUBSERVICE** subsvc,ROUTER_CLIENT_SES* session,char* target)
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{
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int i;
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if(subsvc == NULL || session == NULL || target == NULL)
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return false;
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for(i = 0;i<session->n_subservice;i++)
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{
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if(strcmp(session->subservice[i]->service->name,target) == 0)
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{
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if (SUBSVC_IS_OK(session->subservice[i]))
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{
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if(subsvc_is_valid(session->subservice[i])){
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*subsvc = session->subservice[i];
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return true;
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}
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/**
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* The service has failed
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*/
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subsvc_set_state(session->subservice[i],SUBSVC_FAILED);
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}
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}
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}
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return false;
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}
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