From: Sage Weil <sage@newdream.net>
Date: Thu, 13 Nov 2008 01:03:11 +0000 (-0800)
Subject: testmsgr: messenger tester
X-Git-Tag: v0.5~5^2~21
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=223ab889b9cb294ead1250f3e25b5039ce195480;p=ceph.git

testmsgr: messenger tester
---

diff --git a/src/Makefile.am b/src/Makefile.am
index 7bf73e505476..7346d9e7c470 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -43,10 +43,15 @@ bin_PROGRAMS = \
 	cmon cmds cosd csyn \
 	cmonctl \
 	mkmonfs monmaptool osdmaptool crushtool \
-	streamtest dupstore dumpjournal
+	streamtest dupstore dumpjournal testmsgr
 
 bin_SCRIPTS = crun
 
+
+testmsgr_SOURCES = testmsgr.cc msg/SimpleMessenger.cc
+testmsgr_LDADD = libcommon.a
+
+
 # fuse targets?
 if WITH_FUSE
 cfuse_SOURCES = cfuse.cc msg/SimpleMessenger.cc client/fuse.cc client/fuse_ll.cc
diff --git a/src/testmsgr.cc b/src/testmsgr.cc
new file mode 100644
index 000000000000..cee0ca22b03b
--- /dev/null
+++ b/src/testmsgr.cc
@@ -0,0 +1,134 @@
+// -*- 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 "config.h"
+
+#include "mon/MonMap.h"
+#include "mon/MonClient.h"
+#include "msg/SimpleMessenger.h"
+#include "messages/MPing.h"
+
+#include "common/Timer.h"
+
+#ifndef DARWIN
+#include <envz.h>
+#endif // DARWIN
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+
+MonMap monmap;
+Messenger *messenger = 0;
+
+Mutex lock("mylock");
+Cond cond;
+
+__u64 received = 0;
+
+class Admin : public Dispatcher {
+  void dispatch(Message *m) {
+
+    //cerr << "got ping from " << m->get_source() << std::endl;
+    dout(0) << "got ping from " << m->get_source() << dendl;
+    lock.Lock();
+    ++received;
+    cond.Signal();
+    lock.Unlock();
+
+    delete m;
+  }
+
+  void ms_handle_failure(Message *m, const entity_inst_t& inst) { 
+    
+    #warning fixme?
+
+  }
+
+} dispatcher;
+
+
+int main(int argc, const char **argv, const char *envp[]) {
+
+  vector<const char*> args;
+  argv_to_vec(argc, argv, args);
+  env_to_vec(args);
+  parse_config_options(args);
+
+  vec_to_argv(args, argc, argv);
+
+  int whoami = atoi(args[0]);
+  dout(0) << "i am mon" << whoami << dendl;
+
+  // get monmap
+  MonClient mc;
+  if (mc.get_monmap(&monmap) < 0)
+    return -1;
+  
+  // start up network
+  g_my_addr = monmap.get_inst(whoami).addr;
+  int err = rank.bind();
+  if (err < 0)
+    return 1;
+
+  _dout_create_courtesy_output_symlink("mon", whoami);
+
+  // start monitor
+  messenger = rank.register_entity(entity_name_t::MON(whoami));
+  messenger->set_default_send_priority(CEPH_MSG_PRIO_HIGH);
+  messenger->set_dispatcher(&dispatcher);
+
+  rank.start();
+  
+  int isend = 0;
+  if (whoami == 0)
+    isend = 100;
+
+  lock.Lock();
+  __u64 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(lock);
+    }
+
+    int t = rand() % monmap.size();
+    if (t == whoami)
+      continue;
+    
+    if (rand() % 10 == 0) {
+      //cerr << "mark_down " << t << std::endl;
+      dout(0) << "mark_down " << t << dendl;
+      messenger->mark_down(monmap.get_inst(t).addr);
+    } 
+    //cerr << "pinging " << t << std::endl;
+    dout(0) << "pinging " << t << dendl;
+    messenger->send_message(new MPing, monmap.get_inst(t));
+    cerr << isend << "\t" << ++sent << "\t" << received << "\r";
+  }
+  lock.Unlock();
+
+  // wait for messenger to finish
+  rank.wait();
+  
+  return 0;
+}
+