34346f4de9
The master reconnection change makes the second test faulty in mxs359_error_on_write. After unblocking the master, the session will reconnect to the master and the query will succeed.
147 lines
3.7 KiB
C++
147 lines
3.7 KiB
C++
/**
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* MXS-359: Starting sessions without master
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*
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* https://jira.mariadb.org/browse/MXS-359
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*/
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#include "testconnections.h"
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#include <vector>
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#include <iostream>
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#include <functional>
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using std::cout;
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using std::endl;
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TestConnections* self;
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static void change_master(int next, int current)
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{
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TestConnections& test = *self;
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test.maxscales->ssh_node_f(0, true, "maxadmin shutdown monitor MySQL-Monitor");
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test.repl->connect();
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test.repl->change_master(next, current);
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test.repl->close_connections();
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test.maxscales->ssh_node_f(0, true, "maxadmin restart monitor MySQL-Monitor");
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}
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struct Query
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{
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const char* query;
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bool should_work;
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};
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typedef std::vector<Query> Queries;
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typedef std::function<void()> Func;
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struct Step
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{
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const char* description;
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Func func;
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Queries queries;
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};
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struct TestCase
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{
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const char* description;
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std::vector<Step> steps;
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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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self = &test;
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Queries rw_ok({{"INSERT INTO test.t1 VALUES (1)", true}, {"SELECT * FROM test.t1", true}});
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Queries rw_err({{"INSERT INTO test.t1 VALUES (1)", false}, {"SELECT * FROM test.t1", true}});
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Func block_master = [&test]()
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{
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test.repl->block_node(0);
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sleep(10);
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};
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Func unblock_master = [&test]()
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{
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test.repl->unblock_node(0);
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sleep(10);
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};
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Func master_change = [&test]()
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{
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change_master(1, 0);
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sleep(10);
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};
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Func reset = [&test]()
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{
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test.repl->unblock_node(0);
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change_master(0, 1);
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sleep(10);
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};
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Func noop = []() {};
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std::vector<TestCase> tests(
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{
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{
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"Master failure and replacement",
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{
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{"Check that writes work at startup", noop, rw_ok},
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{"Block master and check that writes fail", block_master, rw_err},
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{"Change master and check that writes work", master_change, rw_ok},
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{"Reset cluster", reset, {}}
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}
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},
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{
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"No master on startup",
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{
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{"Block master and check that writes fail", block_master, rw_err},
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{"Unblock master and check that writes do not fail", unblock_master, rw_ok},
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{"Change master and check that writes work", master_change, rw_ok},
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{"Reset cluster", reset, {}}
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}
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}
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});
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// Create a table for testing
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test.maxscales->connect();
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test.try_query(test.maxscales->conn_rwsplit[0], "CREATE OR REPLACE TABLE test.t1(id INT)");
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test.repl->sync_slaves();
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test.maxscales->disconnect();
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for (auto& i : tests)
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{
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test.tprintf("Running test: %s", i.description);
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test.maxscales->connect();
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for (auto t : i.steps)
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{
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cout << t.description << endl;
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t.func();
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for (auto q : t.queries)
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{
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int rc = execute_query_silent(test.maxscales->conn_rwsplit[0], q.query);
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test.assert(q.should_work == (rc == 0), "Step '%s': Query '%s' should %s: %s",
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i.description, q.query, q.should_work ? "work" : "fail",
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mysql_error(test.maxscales->conn_rwsplit[0]));
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}
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}
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if (test.global_result)
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{
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test.tprintf("Test '%s' failed", i.description);
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break;
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}
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}
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// Wait for the monitoring to stabilize before dropping the table
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sleep(5);
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test.maxscales->connect();
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test.try_query(test.maxscales->conn_rwsplit[0], "DROP TABLE test.t1");
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test.repl->fix_replication();
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test.maxscales->disconnect();
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return test.global_result;
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}
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