From 19fcec84d8d7d21e796c7624e521b60d28ee21ed Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 20:45:59 +0200
Subject: Adding upstream version 16.2.11+ds.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/test/testmsgr.cc | 145 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 145 insertions(+)
 create mode 100644 src/test/testmsgr.cc

(limited to 'src/test/testmsgr.cc')

diff --git a/src/test/testmsgr.cc b/src/test/testmsgr.cc
new file mode 100644
index 000000000..3ff2ed7de
--- /dev/null
+++ b/src/test/testmsgr.cc
@@ -0,0 +1,145 @@
+// -*- 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) 2004-2006 Sage Weil <sage@newdream.net>
+ *
+ * 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/stat.h>
+#include <iostream>
+#include <string>
+using namespace std;
+
+#include "common/config.h"
+
+#include "mon/MonMap.h"
+#include "mon/MonClient.h"
+#include "msg/Messenger.h"
+#include "messages/MPing.h"
+
+#include "common/Timer.h"
+#include "global/global_init.h"
+#include "common/ceph_argparse.h"
+
+#include <sys/types.h>
+#include <fcntl.h>
+
+#define dout_subsys ceph_subsys_ms
+
+Messenger *messenger = 0;
+
+ceph::mutex test_lock = ceph::make_mutex("mylock");
+ceph::condition_variable cond;
+
+uint64_t received = 0;
+
+class Admin : public Dispatcher {
+public:
+  Admin() 
+    : Dispatcher(g_ceph_context)
+  {
+  }
+private:
+  bool ms_dispatch(Message *m) {
+
+    //cerr << "got ping from " << m->get_source() << std::endl;
+    dout(0) << "got ping from " << m->get_source() << dendl;
+    test_lock.lock();
+    ++received;
+    cond.notify_all();
+    test_lock.unlock();
+
+    m->put();
+    return true;
+  }
+
+  bool ms_handle_reset(Connection *con) { return false; }
+  void ms_handle_remote_reset(Connection *con) {}
+  bool ms_handle_refused(Connection *con) { return false; }
+
+} dispatcher;
+
+
+int main(int argc, const char **argv, const char *envp[]) {
+
+  vector<const char*> args;
+  argv_to_vec(argc, argv, args);
+
+  auto cct = global_init(NULL, args, CEPH_ENTITY_TYPE_CLIENT,
+			 CODE_ENVIRONMENT_UTILITY,
+			 CINIT_FLAG_NO_DEFAULT_CONFIG_FILE);
+  common_init_finish(g_ceph_context);
+
+  dout(0) << "i am mon " << args[0] << dendl;
+
+  // get monmap
+  MonClient mc(g_ceph_context);
+  if (mc.build_initial_monmap() < 0)
+    return -1;
+  
+  // start up network
+  int whoami = mc.monmap.get_rank(args[0]);
+  ceph_assert(whoami >= 0);
+  ostringstream ss;
+  ss << mc.monmap.get_addr(whoami);
+  std::string sss(ss.str());
+  g_ceph_context->_conf.set_val("public_addr", sss.c_str());
+  g_ceph_context->_conf.apply_changes(nullptr);
+  std::string public_msgr_type = g_conf()->ms_public_type.empty() ? g_conf().get_val<std::string>("ms_type") : g_conf()->ms_public_type;
+  Messenger *rank = Messenger::create(g_ceph_context,
+				      public_msgr_type,
+				      entity_name_t::MON(whoami), "tester",
+				      getpid());
+  int err = rank->bind(g_ceph_context->_conf->public_addr);
+  if (err < 0)
+    return 1;
+
+  // start monitor
+  messenger = rank;
+  messenger->set_default_send_priority(CEPH_MSG_PRIO_HIGH);
+  messenger->add_dispatcher_head(&dispatcher);
+
+  rank->start();
+  
+  int isend = 0;
+  if (whoami == 0)
+    isend = 100;
+
+  std::unique_lock l{test_lock};
+  uint64_t sent = 0;
+  while (1) {
+    while (received + isend <= sent) {
+      //cerr << "wait r " << received << " s " << sent << " is " << isend << std::endl;
+      dout(0) << "wait r " << received << " s " << sent << " is " << isend << dendl;
+      cond.wait(l);
+    }
+
+    int t = rand() % mc.get_num_mon();
+    if (t == whoami)
+      continue;
+    
+    if (rand() % 10 == 0) {
+      //cerr << "mark_down " << t << std::endl;
+      dout(0) << "mark_down " << t << dendl;
+      messenger->mark_down_addrs(mc.get_mon_addrs(t));
+    } 
+    //cerr << "pinging " << t << std::endl;
+    dout(0) << "pinging " << t << dendl;
+    messenger->send_to_mon(new MPing, mc.get_mon_addrs(t));
+    cerr << isend << "\t" << ++sent << "\t" << received << "\r";
+  }
+  l.unlock();
+
+  // wait for messenger to finish
+  rank->wait();
+  
+  return 0;
+}
+
-- 
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