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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| 
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| #include <shardrouter.h>
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| 
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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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| 
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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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|     
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|     svc->state |= state;
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| }
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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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|     
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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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|     
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|     svc->state &= ~state;
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| }
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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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|     
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|     if(subsvc == NULL || session == NULL || target == NULL)
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| 	return false;
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| 
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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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|             
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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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|                 /**
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|                  * The service has failed 
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|                  */
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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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|     
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|     return false;
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| }
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