f9e8af83ce
- 1 master, 3 slaves - "stop slave" on server 2 - "disable" log-bin on server 3 - set multi-source replication on server 4 - take down master - no slave should be promoted
71 lines
2.3 KiB
C++
71 lines
2.3 KiB
C++
/*
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* Copyright (c) 2016 MariaDB Corporation Ab
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*
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* Use of this software is governed by the Business Source License included
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* in the LICENSE.TXT file and at www.mariadb.com/bsl11.
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*
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* Change Date: 2020-01-01
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*
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* On the date above, in accordance with the Business Source License, use
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* of this software will be governed by version 2 or later of the General
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* Public License.
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*/
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#include "testconnections.h"
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#include "fail_switch_rejoin_common.cpp"
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int main(int argc, char** argv)
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{
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interactive = strcmp(argv[argc - 1], "interactive") == 0;
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Mariadb_nodes::require_gtid(true);
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TestConnections test(argc, argv);
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delete_slave_binlogs(test);
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basic_test(test);
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MYSQL* conn = test.maxscales->open_rwsplit_connection(0);
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if (!generate_traffic_and_check(test, conn, 5))
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{
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return test.global_result;
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}
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// Make all three slaves ineligible for promotion in different ways.
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test.repl->connect();
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MYSQL** nodes = test.repl->nodes;
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// Slave 1. Just stop slave.
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test.try_query(nodes[1], "STOP SLAVE;");
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// Slave 2. Disable binlog.
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test.repl->stop_node(2);
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test.repl->stash_server_settings(2);
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test.repl->disable_server_setting(2, "log-bin");
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test.repl->start_node(2, (char *) "");
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// Slave 3. Create a second slave connection to a non-existing server.
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const char CHANGE_CMD[] = "CHANGE MASTER 'dummy' TO MASTER_HOST = 'imagination_host.img', "
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"MASTER_PORT = 1234, MASTER_USE_GTID = current_pos, MASTER_USER='repl', MASTER_PASSWORD='repl';";
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test.try_query(nodes[3], CHANGE_CMD);
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test.try_query(nodes[3], "START SLAVE;");
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sleep(4);
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get_output(test);
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test.tprintf(LINE);
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test.tprintf("Stopping master. Failover should not happen.");
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test.repl->block_node(0);
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sleep(10);
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get_output(test);
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int master_id = get_master_server_id(test);
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test.assert(master_id == -1, "Master was promoted even when no slave was eligible.");
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test.repl->unblock_node(0);
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sleep(1);
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// Restore normal settings.
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test.try_query(nodes[1], "START SLAVE;");
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test.repl->stop_node(2);
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test.repl->restore_server_settings(2);
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test.repl->start_node(2, (char *) "");
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test.try_query(nodes[3], "STOP SLAVE 'dummy';");
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test.try_query(nodes[3], "RESET SLAVE 'dummy' ALL;");
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test.repl->fix_replication();
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return test.global_result;
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}
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