85 lines
2.0 KiB
C++
85 lines
2.0 KiB
C++
/**
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* MXS-1889: A single remaining master is valid for readconnroute configured with 'router_options=slave'
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*
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* https://jira.mariadb.org/browse/MXS-1889
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*/
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#include "testconnections.h"
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#include <iostream>
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#include <string>
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using namespace std;
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namespace
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{
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string get_server_id(TestConnections& test, MYSQL* pMysql)
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{
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string id;
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int rv = mysql_query(pMysql, "SELECT @@server_id");
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test.add_result(rv, "Could not execute query.");
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if (rv == 0)
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{
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MYSQL_RES* pResult = mysql_store_result(pMysql);
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test.expect(pResult, "Could not store result.");
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if (pResult)
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{
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unsigned int n = mysql_field_count(pMysql);
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test.expect(n == 1, "Unexpected number of fields.");
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MYSQL_ROW pzRow = mysql_fetch_row(pResult);
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test.expect(pzRow, "Returned row was NULL.");
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if (pzRow)
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{
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id = pzRow[0];
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}
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mysql_free_result(pResult);
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}
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}
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return id;
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}
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}
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int main(int argc, char** argv)
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{
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TestConnections test(argc, argv);
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test.tprintf("Taking down all slaves.");
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test.repl->stop_node(1);
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test.repl->stop_node(2);
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test.repl->stop_node(3);
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test.tprintf("Giving monitor time to detect the situation...");
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sleep(5);
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test.maxscales->connect();
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// All slaves down, so we expect a connection to the master.
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string master_id = get_server_id(test, test.maxscales->conn_slave[0]);
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test.tprintf("Master id: %s", master_id.c_str());
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test.maxscales->disconnect();
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test.tprintf("Starting all slaves.");
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test.repl->start_node(3);
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test.repl->start_node(2);
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test.repl->start_node(1);
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test.tprintf("Giving monitor time to detect the situation...");
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sleep(5);
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test.maxscales->connect();
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string slave_id = get_server_id(test, test.maxscales->conn_slave[0]);
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test.tprintf("Server id: %s", slave_id.c_str());
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test.expect(slave_id != master_id, "Expected something else but %s", master_id.c_str());
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return test.global_result;
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}
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