add tests

maxscale-system-test/kill_master.cpp

@@ -0,0 +1,48 @@
+/**
+ * @file kill_master.cpp Checks Maxscale behaviour in case if Master node is blocked
+ *
+ * - Connect to RWSplit
+ * - block Mariadb server on Master node by Firewall
+ * - try simple query *show processlist" expecting failure, but not a crash
+ * - check if Maxscale is alive
+ * - reconnect and check if query execution is ok
+ */
+
+
+#include "testconnections.h"
+
+int main(int argc, char *argv[])
+{
+    TestConnections * Test = new TestConnections(argc, argv);
+    Test->set_timeout(20);
+
+    Test->tprintf("Connecting to RWSplit %s\n", Test->maxscale_IP);
+    Test->connect_rwsplit();
+
+    Test->set_timeout(30);
+    Test->tprintf("Setup firewall to block mysql on master\n");
+    Test->repl->block_node(0);
+
+    Test->tprintf("Trying query to RWSplit, expecting failure, but not a crash\n");
+    Test->set_timeout(30);
+    execute_query(Test->conn_rwsplit, (char *) "show processlist;");
+
+    Test->set_timeout(30);
+    Test->tprintf("Setup firewall back to allow mysql\n");
+    Test->repl->unblock_node(0);
+
+    Test->stop_timeout();
+    sleep(10);
+
+    Test->set_timeout(30);
+    Test->tprintf("Reconnecting and trying query to RWSplit\n");
+    Test->connect_rwsplit();
+    Test->try_query(Test->conn_rwsplit, (char *) "show processlist;");
+    Test->close_rwsplit();
+
+    Test->check_maxscale_alive();
+    int rval = Test->global_result;
+    delete Test;
+    return rval;
+}
+