initial code repo

[stor4nfv.git] / src / ceph / src / test / messenger / simple_client.cc

diff --git a/src/ceph/src/test/messenger/simple_client.cc b/src/ceph/src/test/messenger/simple_client.cc
new file mode 100644 (file)
index 0000000..e85c73e
--- /dev/null
+++ b/src/ceph/src/test/messenger/simple_client.cc
@@ -0,0 +1,161 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+/*
+ * Ceph - scalable distributed file system
+ *
+ * Copyright (C) 2013 CohortFS, LLC
+ *
+ * This is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software
+ * Foundation.  See file COPYING.
+ *
+ */
+
+#include <sys/types.h>
+
+#include <iostream>
+#include <string>
+
+using namespace std;
+
+#include "common/config.h"
+#include "msg/msg_types.h"
+#include "msg/Messenger.h"
+#include "messages/MPing.h"
+#include "common/Timer.h"
+#include "common/ceph_argparse.h"
+#include "global/global_init.h"
+#include "perfglue/heap_profiler.h"
+#include "common/address_helper.h"
+#include "message_helper.h"
+#include "simple_dispatcher.h"
+
+#define dout_subsys ceph_subsys_simple_client
+
+void usage(ostream& out)
+{
+  out << "usage: simple_client [options]\n"
+"options:\n"
+"  --addr X\n"
+"  --port X\n"
+"  --msgs X\n"
+"  --dsize X\n"
+    ;
+}
+
+
+int main(int argc, const char **argv)
+{
+       vector<const char*> args;
+       Messenger* messenger;
+       SimpleDispatcher *dispatcher;
+       std::vector<const char*>::iterator arg_iter;
+       std::string val;
+       entity_addr_t dest_addr;
+       ConnectionRef conn;
+       int r = 0;
+
+       std::string addr = "localhost";
+       std::string port = "1234";
+
+       int n_msgs = 50;
+       int n_dsize = 0;
+
+       struct timespec ts;
+       ts.tv_sec = 1;
+       ts.tv_nsec = 0;
+
+       argv_to_vec(argc, argv, args);
+       env_to_vec(args);
+
+       auto cct = global_init(NULL, args, CEPH_ENTITY_TYPE_ANY,
+                              CODE_ENVIRONMENT_UTILITY,
+                              0);
+
+       for (arg_iter = args.begin(); arg_iter != args.end();) {
+         if (ceph_argparse_witharg(args, arg_iter, &val, "--addr",
+                                   (char*) NULL)) {
+           addr = val;
+         } else if (ceph_argparse_witharg(args, arg_iter, &val, "--port",
+                                   (char*) NULL)) {
+           port = val;
+         } else if (ceph_argparse_witharg(args, arg_iter, &val, "--msgs",
+                                   (char*) NULL)) {
+           n_msgs = atoi(val.c_str());;
+         } else if (ceph_argparse_witharg(args, arg_iter, &val, "--dsize",
+                                   (char*) NULL)) {
+           n_dsize = atoi(val.c_str());;
+         } else {
+           ++arg_iter;
+         }
+       };
+
+       if (!args.empty()) {
+         cerr << "What is this? -- " << args[0] << std::endl;
+         usage(cerr);
+         exit(1);
+       }
+
+       cout  << "simple_client starting " <<
+         "dest addr " << addr << " " <<
+         "dest port " << port << " " <<
+         "initial msgs (pipe depth) " << n_msgs << " " <<
+         "data buffer size " << n_dsize << std::endl;
+
+       messenger = Messenger::create(g_ceph_context, g_conf->get_val<std::string>("ms_type"),
+                                     entity_name_t::MON(-1),
+                                     "client",
+                                     getpid(), 0);
+
+       // enable timing prints
+       messenger->set_magic(MSG_MAGIC_TRACE_CTR);
+       messenger->set_default_policy(Messenger::Policy::lossy_client(0));
+
+       string dest_str = "tcp://";
+       dest_str += addr;
+       dest_str += ":";
+       dest_str += port;
+       entity_addr_from_url(&dest_addr, dest_str.c_str());
+       entity_inst_t dest_server(entity_name_t::MON(-1), dest_addr);
+
+       dispatcher = new SimpleDispatcher(messenger);
+       messenger->add_dispatcher_head(dispatcher);
+
+       dispatcher->set_active(); // this side is the pinger
+
+       r = messenger->start();
+       if (r < 0)
+               goto out;
+
+       conn = messenger->get_connection(dest_server);
+
+       // do stuff
+       time_t t1, t2;
+
+       t1 = time(NULL);
+
+       int msg_ix;
+       Message *m;
+       for (msg_ix = 0; msg_ix < n_msgs; ++msg_ix) {
+         /* add a data payload if asked */
+         if (! n_dsize) {
+           m = new MPing();
+         } else {
+           m = new_simple_ping_with_data("simple_client", n_dsize);
+         }
+         conn->send_message(m);
+       }
+
+       // do stuff
+       while (conn->is_connected()) {
+         nanosleep(&ts, NULL);
+       }
+
+       t2 = time(NULL);
+       cout << "Processed " << dispatcher->get_dcount() + n_msgs
+            << " round-trip messages in " << t2-t1 << "s"
+            << std::endl;
+out:
+       return r;
+}