89 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			89 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/**
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 * MXS-1476: priority value ignored when a Galera node rejoins with a lower wsrep_local_index than current
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 * master
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 *
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 * https://jira.mariadb.org/browse/MXS-1476
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 */
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#include "testconnections.h"
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void list_servers(TestConnections& test)
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{
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    int rc;
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    char* output = test.maxscales->ssh_node_output_f(0, true, &rc, "maxadmin list servers");
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    test.tprintf("%s", output);
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    free(output);
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}
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void do_test(TestConnections& test, int master, int slave)
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{
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    test.maxscales->connect_maxscale(0);
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    test.try_query(test.maxscales->conn_rwsplit[0], "DROP TABLE IF EXISTS test.t1");
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    test.try_query(test.maxscales->conn_rwsplit[0], "CREATE TABLE test.t1 (id int)");
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    test.try_query(test.maxscales->conn_rwsplit[0], "INSERT INTO test.t1 VALUES (1)");
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    test.tprintf("Stop a slave node and perform an insert");
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    test.galera->block_node(slave);
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    test.maxscales->wait_for_monitor();
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    list_servers(test);
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    test.try_query(test.maxscales->conn_rwsplit[0], "INSERT INTO test.t1 VALUES (1)");
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    test.tprintf("Start the slave node and perform another insert");
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    test.galera->unblock_node(slave);
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    test.maxscales->wait_for_monitor();
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    list_servers(test);
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    test.try_query(test.maxscales->conn_rwsplit[0], "INSERT INTO test.t1 VALUES (1)");
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    test.maxscales->close_maxscale_connections(0);
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    test.tprintf("Stop the master node and perform an insert");
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    test.galera->block_node(master);
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    test.maxscales->wait_for_monitor();
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    list_servers(test);
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    test.maxscales->connect_maxscale(0);
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    test.try_query(test.maxscales->conn_rwsplit[0], "INSERT INTO test.t1 VALUES (1)");
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    test.tprintf("Start the master node and perform another insert (expecting failure)");
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    test.galera->unblock_node(master);
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    test.maxscales->wait_for_monitor();
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    list_servers(test);
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    test.add_result(execute_query_silent(test.maxscales->conn_rwsplit[0],
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                                         "INSERT INTO test.t1 VALUES (1)") == 0,
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                    "Query should fail");
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    test.maxscales->close_maxscale_connections(0);
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    test.maxscales->connect_maxscale(0);
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    test.try_query(test.maxscales->conn_rwsplit[0], "DROP TABLE test.t1");
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}
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int main(int argc, char** argv)
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{
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    TestConnections::require_galera(true);
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    TestConnections test(argc, argv);
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    test.galera->stop_node(2);
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    test.galera->stop_node(3);
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    do_test(test, 1, 0);
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    test.tprintf("Swap the priorities around and run the test again");
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    test.maxscales->ssh_node_f(0,
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                               true,
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                               "sed -i 's/priority=1/priority=3/' /etc/maxscale.cnf;"
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                               "sed -i 's/priority=2/priority=1/' /etc/maxscale.cnf;"
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                               "sed -i 's/priority=3/priority=2/' /etc/maxscale.cnf;");
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    test.maxscales->restart_maxscale(0);
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    // Give the Galera nodes some time to stabilize
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    sleep(5);
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    do_test(test, 0, 1);
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    test.galera->start_node(2);
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    test.galera->start_node(3);
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    test.galera->fix_replication();
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    return test.global_result;
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}
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