136 lines
4.3 KiB
C++
136 lines
4.3 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: 2024-10-14
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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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// MXS-2652: https://jira.mariadb.org/browse/MXS-2652
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#include <maxtest/testconnections.hh>
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#include "fail_switch_rejoin_common.cpp"
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using std::string;
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namespace
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{
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void expect_maintenance(TestConnections& test, std::string server_name, bool value);
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void expect_running(TestConnections& test, std::string server_name, bool value);
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const string running = "Running";
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const string down = "Down";
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const string maint = "Maintenance";
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}
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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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test.maxscales->wait_for_monitor();
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// Slave 3. Set node to maintenance, then shut it down. Simultaneously check issue
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// MXS-2652: Maintenance flag should persist when server goes down & comes back up.
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int server_ind = 3;
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int server_num = server_ind + 1;
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string server_name = "server" + std::to_string(server_num);
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expect_maintenance(test, server_name, false);
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if (test.ok())
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{
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test.maxscales->ssh_node_f(0, true, "maxadmin set server %s maintenance", server_name.c_str());
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test.maxscales->wait_for_monitor();
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expect_running(test, server_name, true);
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expect_maintenance(test, server_name, true);
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test.repl->stop_node(server_ind);
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test.maxscales->wait_for_monitor();
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expect_running(test, server_name, false);
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expect_maintenance(test, server_name, true);
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test.repl->start_node(server_ind);
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test.maxscales->wait_for_monitor();
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expect_running(test, server_name, true);
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expect_maintenance(test, server_name, true);
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}
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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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test.maxscales->wait_for_monitor();
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get_output(test);
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int master_id = get_master_server_id(test);
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test.expect(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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// 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.maxscales->ssh_node_f(0, true, "maxadmin clear server %s maintenance", server_name.c_str());
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test.repl->fix_replication();
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return test.global_result;
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}
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namespace
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{
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void expect_running(TestConnections& test, std::string server_name, bool value)
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{
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auto states = test.get_server_status(server_name.c_str());
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if (value)
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{
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test.expect(states.count(running) == 1, "'%s' is not running when it should be.",
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server_name.c_str());
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}
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else
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{
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test.expect(states.count(down) == 1, "'%s' is not down when it should be.",
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server_name.c_str());
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}
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}
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void expect_maintenance(TestConnections& test, std::string server_name, bool value)
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{
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auto states = test.get_server_status(server_name.c_str());
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if (value)
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{
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test.expect(states.count(maint) == 1, "'%s' is not in maintenance when it should be.",
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server_name.c_str());
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}
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else
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{
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test.expect(states.count(maint) == 0, "'%s' is in maintenance when it should not be.",
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server_name.c_str());
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}
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}
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}
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