ceph/src/test/msgr/perf_msgr_server.cc

   1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
   2 // vim: ts=8 sw=2 smarttab
   3 /*
   4  * Ceph - scalable distributed file system
   5  *
   6  * Copyright (C) 2015 Haomai Wang
   7  *
   8  * Author: Haomai Wang <haomaiwang@gmail.com>
   9  *
  10  * This is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU Lesser General Public
  12  * License version 2.1, as published by the Free Software
  13  * Foundation.  See file COPYING.
  14  *
  15  */
  16
  17 #include <stdlib.h>
  18 #include <stdint.h>
  19 #include <string>
  20 #include <unistd.h>
  21 #include <iostream>
  22
  23 using namespace std;
  24
  25 #include "common/ceph_argparse.h"
  26 #include "common/debug.h"
  27 #include "global/global_init.h"
  28 #include "msg/Messenger.h"
  29 #include "messages/MOSDOp.h"
  30 #include "messages/MOSDOpReply.h"
  31
  32 class ServerDispatcher : public Dispatcher {
  33   uint64_t think_time;
  34   ThreadPool op_tp;
  35   class OpWQ : public ThreadPool::WorkQueue<Message> {
  36     list<Message*> messages;
  37
  38    public:
  39     OpWQ(time_t timeout, time_t suicide_timeout, ThreadPool *tp)
  40       : ThreadPool::WorkQueue<Message>("ServerDispatcher::OpWQ", timeout, suicide_timeout, tp) {}
  41
  42     bool _enqueue(Message *m) override {
  43       messages.push_back(m);
  44       return true;
  45     }
  46     void _dequeue(Message *m) override {
  47       ceph_abort();
  48     }
  49     bool _empty() override {
  50       return messages.empty();
  51     }
  52     Message *_dequeue() override {
  53       if (messages.empty())
  54         return NULL;
  55       Message *m = messages.front();
  56       messages.pop_front();
  57       return m;
  58     }
  59     void _process(Message *m, ThreadPool::TPHandle &handle) override {
  60       MOSDOp *osd_op = static_cast<MOSDOp*>(m);
  61       MOSDOpReply *reply = new MOSDOpReply(osd_op, 0, 0, 0, false);
  62       m->get_connection()->send_message(reply);
  63       m->put();
  64     }
  65     void _process_finish(Message *m) override { }
  66     void _clear() override {
  67       assert(messages.empty());
  68     }
  69   } op_wq;
  70
  71  public:
  72   ServerDispatcher(int threads, uint64_t delay): Dispatcher(g_ceph_context), think_time(delay),
  73     op_tp(g_ceph_context, "ServerDispatcher::op_tp", "tp_serv_disp", threads, "serverdispatcher_op_threads"),
  74     op_wq(30, 30, &op_tp) {
  75     op_tp.start();
  76   }
  77   ~ServerDispatcher() override {
  78     op_tp.stop();
  79   }
  80   bool ms_can_fast_dispatch_any() const override { return true; }
  81   bool ms_can_fast_dispatch(const Message *m) const override {
  82     switch (m->get_type()) {
  83     case CEPH_MSG_OSD_OP:
  84       return true;
  85     default:
  86       return false;
  87     }
  88   }
  89
  90   void ms_handle_fast_connect(Connection *con) override {}
  91   void ms_handle_fast_accept(Connection *con) override {}
  92   bool ms_dispatch(Message *m) override { return true; }
  93   bool ms_handle_reset(Connection *con) override { return true; }
  94   void ms_handle_remote_reset(Connection *con) override {}
  95   bool ms_handle_refused(Connection *con) override { return false; }
  96   void ms_fast_dispatch(Message *m) override {
  97     usleep(think_time);
  98     //cerr << __func__ << " reply message=" << m << std::endl;
  99     op_wq.queue(m);
 100   }
 101   bool ms_verify_authorizer(Connection *con, int peer_type, int protocol,
 102                             bufferlist& authorizer, bufferlist& authorizer_reply,
 103                             bool& isvalid, CryptoKey& session_key,
 104                             std::unique_ptr<AuthAuthorizerChallenge> *challenge) override {
 105     isvalid = true;
 106     return true;
 107   }
 108 };
 109
 110 class MessengerServer {
 111   Messenger *msgr;
 112   string type;
 113   string bindaddr;
 114   ServerDispatcher dispatcher;
 115
 116  public:
 117   MessengerServer(string t, string addr, int threads, int delay):
 118       msgr(NULL), type(t), bindaddr(addr), dispatcher(threads, delay) {
 119     msgr = Messenger::create(g_ceph_context, type, entity_name_t::OSD(0), "server", 0, 0);
 120     msgr->set_default_policy(Messenger::Policy::stateless_server(0));
 121   }
 122   ~MessengerServer() {
 123     msgr->shutdown();
 124     msgr->wait();
 125   }
 126   void start() {
 127     entity_addr_t addr;
 128     addr.parse(bindaddr.c_str());
 129     msgr->bind(addr);
 130     msgr->add_dispatcher_head(&dispatcher);
 131     msgr->start();
 132     msgr->wait();
 133   }
 134 };
 135
 136 void usage(const string &name) {
 137   cerr << "Usage: " << name << " [bind ip:port] [server worker threads] [thinktime us]" << std::endl;
 138   cerr << "       [bind ip:port]: The ip:port pair to bind, client need to specify this pair to connect" << std::endl;
 139   cerr << "       [server worker threads]: threads will process incoming messages and reply(matching pg threads)" << std::endl;
 140   cerr << "       [thinktime]: sleep time when do dispatching(match fast dispatch logic in OSD.cc)" << std::endl;
 141 }
 142
 143 int main(int argc, char **argv)
 144 {
 145   vector<const char*> args;
 146   argv_to_vec(argc, (const char **)argv, args);
 147
 148   auto cct = global_init(NULL, args, CEPH_ENTITY_TYPE_CLIENT,
 149                          CODE_ENVIRONMENT_UTILITY, 0);
 150   common_init_finish(g_ceph_context);
 151   g_ceph_context->_conf->apply_changes(NULL);
 152
 153   if (args.size() < 3) {
 154     usage(argv[0]);
 155     return 1;
 156   }
 157
 158   int worker_threads = atoi(args[1]);
 159   int think_time = atoi(args[2]);
 160   std::string public_msgr_type = g_ceph_context->_conf->ms_public_type.empty() ? g_ceph_context->_conf->get_val<std::string>("ms_type") : g_ceph_context->_conf->ms_public_type;
 161
 162   cerr << " This tool won't handle connection error alike things, " << std::endl;
 163   cerr << "please ensure the proper network environment to test." << std::endl;
 164   cerr << " Or ctrl+c when meeting error and restart tests" << std::endl;
 165   cerr << " using ms-public-type " << public_msgr_type << std::endl;
 166   cerr << "       bind ip:port " << args[0] << std::endl;
 167   cerr << "       worker threads " << worker_threads << std::endl;
 168   cerr << "       thinktime(us) " << think_time << std::endl;
 169
 170   MessengerServer server(public_msgr_type, args[0], worker_threads, think_time);
 171   server.start();
 172
 173   return 0;
 174 }