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// -*- 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->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;
}
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