mirror of
https://github.com/ceph/ceph
synced 2024-12-26 05:25:09 +00:00
07ac5d3e74
git-svn-id: https://ceph.svn.sf.net/svnroot/ceph@1068 29311d96-e01e-0410-9327-a35deaab8ce9
125 lines
2.7 KiB
C++
125 lines
2.7 KiB
C++
// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
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/*
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* Ceph - scalable distributed file system
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*
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* Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
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*
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* This is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software
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* Foundation. See file COPYING.
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*
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*/
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <sys/stat.h>
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#include <iostream>
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#include <string>
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using namespace std;
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#include "config.h"
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#include "mon/MonMap.h"
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#include "mon/Monitor.h"
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#include "msg/SimpleMessenger.h"
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#include "common/Timer.h"
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class C_Die : public Context {
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public:
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void finish(int) {
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cerr << "die" << endl;
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exit(1);
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}
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};
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class C_Debug : public Context {
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public:
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void finish(int) {
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int size = &g_conf.debug_after - &g_conf.debug;
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memcpy((char*)&g_conf.debug, (char*)&g_debug_after_conf.debug, size);
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dout(0) << "debug_after flipping debug settings" << endl;
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}
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};
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int main(int argc, char **argv)
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{
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vector<char*> args;
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argv_to_vec(argc, argv, args);
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parse_config_options(args);
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if (g_conf.kill_after)
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g_timer.add_event_after(g_conf.kill_after, new C_Die);
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if (g_conf.debug_after)
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g_timer.add_event_after(g_conf.debug_after, new C_Debug);
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// args
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int whoami = -1;
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char *monmap_fn = ".ceph_monmap";
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for (unsigned i=0; i<args.size(); i++) {
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if (strcmp(args[i], "--mon") == 0)
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whoami = atoi(args[++i]);
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else if (strcmp(args[i], "--monmap") == 0)
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monmap_fn = args[++i];
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else {
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cerr << "unrecognized arg " << args[i] << endl;
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return -1;
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}
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}
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MonMap monmap;
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if (whoami < 0) {
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// let's assume a standalone monitor
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cout << "starting standalone mon0" << endl;
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whoami = 0;
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// start messenger
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rank.start_rank();
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cout << "bound to " << rank.get_listen_addr() << endl;
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// add single mon0
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monmap.add_mon(rank.my_inst);
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// write monmap
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cout << "writing monmap to " << monmap_fn << endl;;
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int r = monmap.write(monmap_fn);
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assert(r >= 0);
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} else {
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// i am specific monitor.
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// read monmap
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cout << "reading monmap from .ceph_monmap" << endl;
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int r = monmap.read(monmap_fn);
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assert(r >= 0);
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// bind to a specific port
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cout << "starting mon" << whoami << " at " << monmap.get_inst(whoami) << endl;
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tcpaddr_t addr = monmap.get_inst(whoami).addr;
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rank.set_listen_addr(addr);
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rank.start_rank();
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}
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// start monitor
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Messenger *m = rank.register_entity(MSG_ADDR_MON(whoami));
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Monitor *mon = new Monitor(whoami, m, &monmap);
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mon->init();
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// wait
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cout << "waiting for shutdown ..." << endl;
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rank.wait();
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// done
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delete mon;
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return 0;
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}
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