ceph/src/ceph_osd.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) 2004-2006 Sage Weil <sage@newdream.net>
   7  *
   8  * This is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License version 2.1, as published by the Free Software
  11  * Foundation.  See file COPYING.
  12  *
  13  */
  14
  15 #include <sys/types.h>
  16 #include <sys/stat.h>
  17 #include <fcntl.h>
  18 #include <boost/scoped_ptr.hpp>
  19
  20 #include <iostream>
  21 #include <string>
  22 using namespace std;
  23
  24 #include "osd/OSD.h"
  25 #include "os/ObjectStore.h"
  26 #include "mon/MonClient.h"
  27 #include "include/ceph_features.h"
  28
  29 #include "common/config.h"
  30
  31 #include "mon/MonMap.h"
  32
  33 #include "msg/Messenger.h"
  34
  35 #include "common/Timer.h"
  36 #include "common/TracepointProvider.h"
  37 #include "common/ceph_argparse.h"
  38
  39 #include "global/global_init.h"
  40 #include "global/signal_handler.h"
  41
  42 #include "include/color.h"
  43 #include "common/errno.h"
  44 #include "common/pick_address.h"
  45
  46 #include "perfglue/heap_profiler.h"
  47
  48 #include "include/assert.h"
  49
  50 #define dout_context g_ceph_context
  51 #define dout_subsys ceph_subsys_osd
  52
  53 namespace {
  54
  55 TracepointProvider::Traits osd_tracepoint_traits("libosd_tp.so",
  56                                                  "osd_tracing");
  57 TracepointProvider::Traits os_tracepoint_traits("libos_tp.so",
  58                                                 "osd_objectstore_tracing");
  59 #ifdef WITH_OSD_INSTRUMENT_FUNCTIONS
  60 TracepointProvider::Traits cyg_profile_traits("libcyg_profile_tp.so",
  61                                                  "osd_function_tracing");
  62 #endif
  63
  64 } // anonymous namespace
  65
  66 OSD *osd = NULL;
  67
  68 void handle_osd_signal(int signum)
  69 {
  70   if (osd)
  71     osd->handle_signal(signum);
  72 }
  73
  74 static void usage()
  75 {
  76   cout << "usage: ceph-osd -i <ID> [flags]\n"
  77        << "  --osd-data PATH data directory\n"
  78        << "  --osd-journal PATH\n"
  79        << "                    journal file or block device\n"
  80        << "  --mkfs            create a [new] data directory\n"
  81        << "  --mkkey           generate a new secret key. This is normally used in combination with --mkfs\n"
  82        << "  --convert-filestore\n"
  83        << "                    run any pending upgrade operations\n"
  84        << "  --flush-journal   flush all data out of journal\n"
  85        << "  --mkjournal       initialize a new journal\n"
  86        << "  --check-wants-journal\n"
  87        << "                    check whether a journal is desired\n"
  88        << "  --check-allows-journal\n"
  89        << "                    check whether a journal is allowed\n"
  90        << "  --check-needs-journal\n"
  91        << "                    check whether a journal is required\n"
  92        << "  --debug_osd <N>   set debug level (e.g. 10)\n"
  93        << "  --get-device-fsid PATH\n"
  94        << "                    get OSD fsid for the given block device\n"
  95        << std::endl;
  96   generic_server_usage();
  97 }
  98
  99 #ifdef BUILDING_FOR_EMBEDDED
 100 void cephd_preload_embedded_plugins();
 101 void cephd_preload_rados_classes(OSD *osd);
 102 extern "C" int cephd_osd(int argc, const char **argv)
 103 #else
 104 int main(int argc, const char **argv)
 105 #endif
 106 {
 107   vector<const char*> args;
 108   argv_to_vec(argc, argv, args);
 109   env_to_vec(args);
 110
 111   vector<const char*> def_args;
 112   // We want to enable leveldb's log, while allowing users to override this
 113   // option, therefore we will pass it as a default argument to global_init().
 114   def_args.push_back("--leveldb-log=");
 115
 116   auto cct = global_init(&def_args, args, CEPH_ENTITY_TYPE_OSD,
 117                          CODE_ENVIRONMENT_DAEMON,
 118                          0, "osd_data");
 119   ceph_heap_profiler_init();
 120
 121   // osd specific args
 122   bool mkfs = false;
 123   bool mkjournal = false;
 124   bool check_wants_journal = false;
 125   bool check_allows_journal = false;
 126   bool check_needs_journal = false;
 127   bool mkkey = false;
 128   bool flushjournal = false;
 129   bool dump_journal = false;
 130   bool convertfilestore = false;
 131   bool get_osd_fsid = false;
 132   bool get_cluster_fsid = false;
 133   bool get_journal_fsid = false;
 134   bool get_device_fsid = false;
 135   string device_path;
 136   std::string dump_pg_log;
 137
 138   std::string val;
 139   for (std::vector<const char*>::iterator i = args.begin(); i != args.end(); ) {
 140     if (ceph_argparse_double_dash(args, i)) {
 141       break;
 142     } else if (ceph_argparse_flag(args, i, "-h", "--help", (char*)NULL)) {
 143       usage();
 144     } else if (ceph_argparse_flag(args, i, "--mkfs", (char*)NULL)) {
 145       mkfs = true;
 146     } else if (ceph_argparse_flag(args, i, "--mkjournal", (char*)NULL)) {
 147       mkjournal = true;
 148     } else if (ceph_argparse_flag(args, i, "--check-allows-journal", (char*)NULL)) {
 149       check_allows_journal = true;
 150     } else if (ceph_argparse_flag(args, i, "--check-wants-journal", (char*)NULL)) {
 151       check_wants_journal = true;
 152     } else if (ceph_argparse_flag(args, i, "--check-needs-journal", (char*)NULL)) {
 153       check_needs_journal = true;
 154     } else if (ceph_argparse_flag(args, i, "--mkkey", (char*)NULL)) {
 155       mkkey = true;
 156     } else if (ceph_argparse_flag(args, i, "--flush-journal", (char*)NULL)) {
 157       flushjournal = true;
 158     } else if (ceph_argparse_flag(args, i, "--convert-filestore", (char*)NULL)) {
 159       convertfilestore = true;
 160     } else if (ceph_argparse_witharg(args, i, &val, "--dump-pg-log", (char*)NULL)) {
 161       dump_pg_log = val;
 162     } else if (ceph_argparse_flag(args, i, "--dump-journal", (char*)NULL)) {
 163       dump_journal = true;
 164     } else if (ceph_argparse_flag(args, i, "--get-cluster-fsid", (char*)NULL)) {
 165       get_cluster_fsid = true;
 166     } else if (ceph_argparse_flag(args, i, "--get-osd-fsid", "--get-osd-uuid", (char*)NULL)) {
 167       get_osd_fsid = true;
 168     } else if (ceph_argparse_flag(args, i, "--get-journal-fsid", "--get-journal-uuid", (char*)NULL)) {
 169       get_journal_fsid = true;
 170     } else if (ceph_argparse_witharg(args, i, &device_path,
 171                                      "--get-device-fsid", (char*)NULL)) {
 172       get_device_fsid = true;
 173     } else {
 174       ++i;
 175     }
 176   }
 177   if (!args.empty()) {
 178     derr << "unrecognized arg " << args[0] << dendl;
 179     usage();
 180   }
 181
 182   if (get_journal_fsid) {
 183     device_path = g_conf->osd_journal;
 184     get_device_fsid = true;
 185   }
 186   if (get_device_fsid) {
 187     uuid_d uuid;
 188     int r = ObjectStore::probe_block_device_fsid(g_ceph_context, device_path,
 189                                                  &uuid);
 190     if (r < 0) {
 191       cerr << "failed to get device fsid for " << device_path
 192            << ": " << cpp_strerror(r) << std::endl;
 193       exit(1);
 194     }
 195     cout << uuid << std::endl;
 196     return 0;
 197   }
 198
 199   if (!dump_pg_log.empty()) {
 200     common_init_finish(g_ceph_context);
 201     bufferlist bl;
 202     std::string error;
 203     int r = bl.read_file(dump_pg_log.c_str(), &error);
 204     if (r >= 0) {
 205       pg_log_entry_t e;
 206       bufferlist::iterator p = bl.begin();
 207       while (!p.end()) {
 208         uint64_t pos = p.get_off();
 209         try {
 210           ::decode(e, p);
 211         }
 212         catch (const buffer::error &e) {
 213           derr << "failed to decode LogEntry at offset " << pos << dendl;
 214           return 1;
 215         }
 216         derr << pos << ":\t" << e << dendl;
 217       }
 218     } else {
 219       derr << "unable to open " << dump_pg_log << ": " << error << dendl;
 220     }
 221     return 0;
 222   }
 223
 224   // whoami
 225   char *end;
 226   const char *id = g_conf->name.get_id().c_str();
 227   int whoami = strtol(id, &end, 10);
 228   if (*end || end == id || whoami < 0) {
 229     derr << "must specify '-i #' where # is the osd number" << dendl;
 230     usage();
 231   }
 232
 233   if (g_conf->osd_data.empty()) {
 234     derr << "must specify '--osd-data=foo' data path" << dendl;
 235     usage();
 236   }
 237
 238   // the store
 239   string store_type = g_conf->osd_objectstore;
 240   {
 241     char fn[PATH_MAX];
 242     snprintf(fn, sizeof(fn), "%s/type", g_conf->osd_data.c_str());
 243     int fd = ::open(fn, O_RDONLY);
 244     if (fd >= 0) {
 245       bufferlist bl;
 246       bl.read_fd(fd, 64);
 247       if (bl.length()) {
 248         store_type = string(bl.c_str(), bl.length() - 1);  // drop \n
 249         dout(5) << "object store type is " << store_type << dendl;
 250       }
 251       ::close(fd);
 252     }
 253   }
 254   ObjectStore *store = ObjectStore::create(g_ceph_context,
 255                                            store_type,
 256                                            g_conf->osd_data,
 257                                            g_conf->osd_journal,
 258                                            g_conf->osd_os_flags);
 259   if (!store) {
 260     derr << "unable to create object store" << dendl;
 261     return -ENODEV;
 262   }
 263
 264 #ifdef BUILDING_FOR_EMBEDDED
 265   cephd_preload_embedded_plugins();
 266 #endif
 267
 268   if (mkfs) {
 269     common_init_finish(g_ceph_context);
 270     MonClient mc(g_ceph_context);
 271     if (mc.build_initial_monmap() < 0)
 272       return -1;
 273     if (mc.get_monmap_privately() < 0)
 274       return -1;
 275
 276     if (mc.monmap.fsid.is_zero()) {
 277       derr << "must specify cluster fsid" << dendl;
 278       return -EINVAL;
 279     }
 280
 281     int err = OSD::mkfs(g_ceph_context, store, g_conf->osd_data,
 282                         mc.monmap.fsid, whoami);
 283     if (err < 0) {
 284       derr << TEXT_RED << " ** ERROR: error creating empty object store in "
 285            << g_conf->osd_data << ": " << cpp_strerror(-err) << TEXT_NORMAL << dendl;
 286       exit(1);
 287     }
 288     derr << "created object store " << g_conf->osd_data
 289          << " for osd." << whoami << " fsid " << mc.monmap.fsid << dendl;
 290   }
 291   if (mkkey) {
 292     common_init_finish(g_ceph_context);
 293     KeyRing *keyring = KeyRing::create_empty();
 294     if (!keyring) {
 295       derr << "Unable to get a Ceph keyring." << dendl;
 296       return 1;
 297     }
 298
 299     EntityName ename(g_conf->name);
 300     EntityAuth eauth;
 301
 302     int ret = keyring->load(g_ceph_context, g_conf->keyring);
 303     if (ret == 0 &&
 304         keyring->get_auth(ename, eauth)) {
 305       derr << "already have key in keyring " << g_conf->keyring << dendl;
 306     } else {
 307       eauth.key.create(g_ceph_context, CEPH_CRYPTO_AES);
 308       keyring->add(ename, eauth);
 309       bufferlist bl;
 310       keyring->encode_plaintext(bl);
 311       int r = bl.write_file(g_conf->keyring.c_str(), 0600);
 312       if (r)
 313         derr << TEXT_RED << " ** ERROR: writing new keyring to " << g_conf->keyring
 314              << ": " << cpp_strerror(r) << TEXT_NORMAL << dendl;
 315       else
 316         derr << "created new key in keyring " << g_conf->keyring << dendl;
 317     }
 318   }
 319   if (mkfs || mkkey)
 320     exit(0);
 321   if (mkjournal) {
 322     common_init_finish(g_ceph_context);
 323     int err = store->mkjournal();
 324     if (err < 0) {
 325       derr << TEXT_RED << " ** ERROR: error creating fresh journal " << g_conf->osd_journal
 326            << " for object store " << g_conf->osd_data
 327            << ": " << cpp_strerror(-err) << TEXT_NORMAL << dendl;
 328       exit(1);
 329     }
 330     derr << "created new journal " << g_conf->osd_journal
 331          << " for object store " << g_conf->osd_data << dendl;
 332     exit(0);
 333   }
 334   if (check_wants_journal) {
 335     if (store->wants_journal()) {
 336       cout << "yes" << std::endl;
 337       exit(0);
 338     } else {
 339       cout << "no" << std::endl;
 340       exit(1);
 341     }
 342   }
 343   if (check_allows_journal) {
 344     if (store->allows_journal()) {
 345       cout << "yes" << std::endl;
 346       exit(0);
 347     } else {
 348       cout << "no" << std::endl;
 349       exit(1);
 350     }
 351   }
 352   if (check_needs_journal) {
 353     if (store->needs_journal()) {
 354       cout << "yes" << std::endl;
 355       exit(0);
 356     } else {
 357       cout << "no" << std::endl;
 358       exit(1);
 359     }
 360   }
 361   if (flushjournal) {
 362     common_init_finish(g_ceph_context);
 363     int err = store->mount();
 364     if (err < 0) {
 365       derr << TEXT_RED << " ** ERROR: error flushing journal " << g_conf->osd_journal
 366            << " for object store " << g_conf->osd_data
 367            << ": " << cpp_strerror(-err) << TEXT_NORMAL << dendl;
 368       goto flushjournal_out;
 369     }
 370     store->umount();
 371     derr << "flushed journal " << g_conf->osd_journal
 372          << " for object store " << g_conf->osd_data
 373          << dendl;
 374 flushjournal_out:
 375     delete store;
 376     exit(err < 0 ? 1 : 0);
 377   }
 378   if (dump_journal) {
 379     common_init_finish(g_ceph_context);
 380     int err = store->dump_journal(cout);
 381     if (err < 0) {
 382       derr << TEXT_RED << " ** ERROR: error dumping journal " << g_conf->osd_journal
 383            << " for object store " << g_conf->osd_data
 384            << ": " << cpp_strerror(-err) << TEXT_NORMAL << dendl;
 385       exit(1);
 386     }
 387     derr << "dumped journal " << g_conf->osd_journal
 388          << " for object store " << g_conf->osd_data
 389          << dendl;
 390     exit(0);
 391
 392   }
 393
 394
 395   if (convertfilestore) {
 396     int err = store->mount();
 397     if (err < 0) {
 398       derr << TEXT_RED << " ** ERROR: error mounting store " << g_conf->osd_data
 399            << ": " << cpp_strerror(-err) << TEXT_NORMAL << dendl;
 400       exit(1);
 401     }
 402     err = store->upgrade();
 403     store->umount();
 404     if (err < 0) {
 405       derr << TEXT_RED << " ** ERROR: error converting store " << g_conf->osd_data
 406            << ": " << cpp_strerror(-err) << TEXT_NORMAL << dendl;
 407       exit(1);
 408     }
 409     exit(0);
 410   }
 411
 412   string magic;
 413   uuid_d cluster_fsid, osd_fsid;
 414   int w;
 415   int r = OSD::peek_meta(store, magic, cluster_fsid, osd_fsid, w);
 416   if (r < 0) {
 417     derr << TEXT_RED << " ** ERROR: unable to open OSD superblock on "
 418          << g_conf->osd_data << ": " << cpp_strerror(-r)
 419          << TEXT_NORMAL << dendl;
 420     if (r == -ENOTSUP) {
 421       derr << TEXT_RED << " **        please verify that underlying storage "
 422            << "supports xattrs" << TEXT_NORMAL << dendl;
 423     }
 424     exit(1);
 425   }
 426   if (w != whoami) {
 427     derr << "OSD id " << w << " != my id " << whoami << dendl;
 428     exit(1);
 429   }
 430   if (strcmp(magic.c_str(), CEPH_OSD_ONDISK_MAGIC)) {
 431     derr << "OSD magic " << magic << " != my " << CEPH_OSD_ONDISK_MAGIC
 432          << dendl;
 433     exit(1);
 434   }
 435
 436   if (get_cluster_fsid) {
 437     cout << cluster_fsid << std::endl;
 438     exit(0);
 439   }
 440   if (get_osd_fsid) {
 441     cout << osd_fsid << std::endl;
 442     exit(0);
 443   }
 444
 445   pick_addresses(g_ceph_context, CEPH_PICK_ADDRESS_PUBLIC
 446                                 |CEPH_PICK_ADDRESS_CLUSTER);
 447
 448   if (g_conf->public_addr.is_blank_ip() && !g_conf->cluster_addr.is_blank_ip()) {
 449     derr << TEXT_YELLOW
 450          << " ** WARNING: specified cluster addr but not public addr; we recommend **\n"
 451          << " **          you specify neither or both.                             **"
 452          << TEXT_NORMAL << dendl;
 453   }
 454
 455   std::string public_msgr_type = g_conf->ms_public_type.empty() ? g_conf->get_val<std::string>("ms_type") : g_conf->ms_public_type;
 456   std::string cluster_msgr_type = g_conf->ms_cluster_type.empty() ? g_conf->get_val<std::string>("ms_type") : g_conf->ms_cluster_type;
 457   Messenger *ms_public = Messenger::create(g_ceph_context, public_msgr_type,
 458                                            entity_name_t::OSD(whoami), "client",
 459                                            getpid(),
 460                                            Messenger::HAS_HEAVY_TRAFFIC |
 461                                            Messenger::HAS_MANY_CONNECTIONS);
 462   Messenger *ms_cluster = Messenger::create(g_ceph_context, cluster_msgr_type,
 463                                             entity_name_t::OSD(whoami), "cluster",
 464                                             getpid(),
 465                                             Messenger::HAS_HEAVY_TRAFFIC |
 466                                             Messenger::HAS_MANY_CONNECTIONS);
 467   Messenger *ms_hb_back_client = Messenger::create(g_ceph_context, cluster_msgr_type,
 468                                              entity_name_t::OSD(whoami), "hb_back_client",
 469                                              getpid(), Messenger::HEARTBEAT);
 470   Messenger *ms_hb_front_client = Messenger::create(g_ceph_context, public_msgr_type,
 471                                              entity_name_t::OSD(whoami), "hb_front_client",
 472                                              getpid(), Messenger::HEARTBEAT);
 473   Messenger *ms_hb_back_server = Messenger::create(g_ceph_context, cluster_msgr_type,
 474                                                    entity_name_t::OSD(whoami), "hb_back_server",
 475                                                    getpid(), Messenger::HEARTBEAT);
 476   Messenger *ms_hb_front_server = Messenger::create(g_ceph_context, public_msgr_type,
 477                                                     entity_name_t::OSD(whoami), "hb_front_server",
 478                                                     getpid(), Messenger::HEARTBEAT);
 479   Messenger *ms_objecter = Messenger::create(g_ceph_context, public_msgr_type,
 480                                              entity_name_t::OSD(whoami), "ms_objecter",
 481                                              getpid(), 0);
 482   if (!ms_public || !ms_cluster || !ms_hb_front_client || !ms_hb_back_client || !ms_hb_back_server || !ms_hb_front_server || !ms_objecter)
 483     exit(1);
 484   ms_cluster->set_cluster_protocol(CEPH_OSD_PROTOCOL);
 485   ms_hb_front_client->set_cluster_protocol(CEPH_OSD_PROTOCOL);
 486   ms_hb_back_client->set_cluster_protocol(CEPH_OSD_PROTOCOL);
 487   ms_hb_back_server->set_cluster_protocol(CEPH_OSD_PROTOCOL);
 488   ms_hb_front_server->set_cluster_protocol(CEPH_OSD_PROTOCOL);
 489
 490   cout << "starting osd." << whoami
 491        << " at " << ms_public->get_myaddr()
 492        << " osd_data " << g_conf->osd_data
 493        << " " << ((g_conf->osd_journal.empty()) ?
 494                   "(no journal)" : g_conf->osd_journal)
 495        << std::endl;
 496
 497   boost::scoped_ptr<Throttle> client_byte_throttler(
 498     new Throttle(g_ceph_context, "osd_client_bytes",
 499                  g_conf->osd_client_message_size_cap));
 500
 501   // All feature bits 0 - 34 should be present from dumpling v0.67 forward
 502   uint64_t osd_required =
 503     CEPH_FEATURE_UID |
 504     CEPH_FEATURE_PGID64 |
 505     CEPH_FEATURE_OSDENC;
 506
 507   ms_public->set_default_policy(Messenger::Policy::stateless_server(0));
 508   ms_public->set_policy_throttlers(entity_name_t::TYPE_CLIENT,
 509                                    client_byte_throttler.get(),
 510                                    nullptr);
 511   ms_public->set_policy(entity_name_t::TYPE_MON,
 512                                Messenger::Policy::lossy_client(CEPH_FEATURE_UID |
 513                                                                CEPH_FEATURE_PGID64 |
 514                                                                CEPH_FEATURE_OSDENC));
 515   ms_public->set_policy(entity_name_t::TYPE_MGR,
 516                                Messenger::Policy::lossy_client(CEPH_FEATURE_UID |
 517                                                                CEPH_FEATURE_PGID64 |
 518                                                                CEPH_FEATURE_OSDENC));
 519
 520   //try to poison pill any OSD connections on the wrong address
 521   ms_public->set_policy(entity_name_t::TYPE_OSD,
 522                         Messenger::Policy::stateless_server(0));
 523
 524   ms_cluster->set_default_policy(Messenger::Policy::stateless_server(0));
 525   ms_cluster->set_policy(entity_name_t::TYPE_MON, Messenger::Policy::lossy_client(0));
 526   ms_cluster->set_policy(entity_name_t::TYPE_OSD,
 527                          Messenger::Policy::lossless_peer(osd_required));
 528   ms_cluster->set_policy(entity_name_t::TYPE_CLIENT,
 529                          Messenger::Policy::stateless_server(0));
 530
 531   ms_hb_front_client->set_policy(entity_name_t::TYPE_OSD,
 532                           Messenger::Policy::lossy_client(0));
 533   ms_hb_back_client->set_policy(entity_name_t::TYPE_OSD,
 534                           Messenger::Policy::lossy_client(0));
 535   ms_hb_back_server->set_policy(entity_name_t::TYPE_OSD,
 536                                 Messenger::Policy::stateless_server(0));
 537   ms_hb_front_server->set_policy(entity_name_t::TYPE_OSD,
 538                                  Messenger::Policy::stateless_server(0));
 539
 540   ms_objecter->set_default_policy(Messenger::Policy::lossy_client(CEPH_FEATURE_OSDREPLYMUX));
 541
 542   r = ms_public->bind(g_conf->public_addr);
 543   if (r < 0)
 544     exit(1);
 545   r = ms_cluster->bind(g_conf->cluster_addr);
 546   if (r < 0)
 547     exit(1);
 548
 549   if (g_conf->osd_heartbeat_use_min_delay_socket) {
 550     ms_hb_front_client->set_socket_priority(SOCKET_PRIORITY_MIN_DELAY);
 551     ms_hb_back_client->set_socket_priority(SOCKET_PRIORITY_MIN_DELAY);
 552     ms_hb_back_server->set_socket_priority(SOCKET_PRIORITY_MIN_DELAY);
 553     ms_hb_front_server->set_socket_priority(SOCKET_PRIORITY_MIN_DELAY);
 554   }
 555
 556   // hb back should bind to same ip as cluster_addr (if specified)
 557   entity_addr_t hb_back_addr = g_conf->osd_heartbeat_addr;
 558   if (hb_back_addr.is_blank_ip()) {
 559     hb_back_addr = g_conf->cluster_addr;
 560     if (hb_back_addr.is_ip())
 561       hb_back_addr.set_port(0);
 562   }
 563   r = ms_hb_back_server->bind(hb_back_addr);
 564   if (r < 0)
 565     exit(1);
 566   r = ms_hb_back_client->client_bind(hb_back_addr);
 567   if (r < 0)
 568     exit(1);
 569
 570   // hb front should bind to same ip as public_addr
 571   entity_addr_t hb_front_addr = g_conf->public_addr;
 572   if (hb_front_addr.is_ip())
 573     hb_front_addr.set_port(0);
 574   r = ms_hb_front_server->bind(hb_front_addr);
 575   if (r < 0)
 576     exit(1);
 577   r = ms_hb_front_client->client_bind(hb_front_addr);
 578   if (r < 0)
 579     exit(1);
 580
 581   // Set up crypto, daemonize, etc.
 582   global_init_daemonize(g_ceph_context);
 583   common_init_finish(g_ceph_context);
 584
 585   TracepointProvider::initialize<osd_tracepoint_traits>(g_ceph_context);
 586   TracepointProvider::initialize<os_tracepoint_traits>(g_ceph_context);
 587 #ifdef WITH_OSD_INSTRUMENT_FUNCTIONS
 588   TracepointProvider::initialize<cyg_profile_traits>(g_ceph_context);
 589 #endif
 590
 591   MonClient mc(g_ceph_context);
 592   if (mc.build_initial_monmap() < 0)
 593     return -1;
 594   global_init_chdir(g_ceph_context);
 595
 596 #ifndef BUILDING_FOR_EMBEDDED
 597   if (global_init_preload_erasure_code(g_ceph_context) < 0)
 598     return -1;
 599 #endif
 600
 601   osd = new OSD(g_ceph_context,
 602                 store,
 603                 whoami,
 604                 ms_cluster,
 605                 ms_public,
 606                 ms_hb_front_client,
 607                 ms_hb_back_client,
 608                 ms_hb_front_server,
 609                 ms_hb_back_server,
 610                 ms_objecter,
 611                 &mc,
 612                 g_conf->osd_data,
 613                 g_conf->osd_journal);
 614
 615   int err = osd->pre_init();
 616   if (err < 0) {
 617     derr << TEXT_RED << " ** ERROR: osd pre_init failed: " << cpp_strerror(-err)
 618          << TEXT_NORMAL << dendl;
 619     return 1;
 620   }
 621
 622   ms_public->start();
 623   ms_hb_front_client->start();
 624   ms_hb_back_client->start();
 625   ms_hb_front_server->start();
 626   ms_hb_back_server->start();
 627   ms_cluster->start();
 628   ms_objecter->start();
 629
 630   // start osd
 631   err = osd->init();
 632   if (err < 0) {
 633     derr << TEXT_RED << " ** ERROR: osd init failed: " << cpp_strerror(-err)
 634          << TEXT_NORMAL << dendl;
 635     return 1;
 636   }
 637
 638 #ifdef BUILDING_FOR_EMBEDDED
 639   cephd_preload_rados_classes(osd);
 640 #endif
 641
 642   // install signal handlers
 643   init_async_signal_handler();
 644   register_async_signal_handler(SIGHUP, sighup_handler);
 645   register_async_signal_handler_oneshot(SIGINT, handle_osd_signal);
 646   register_async_signal_handler_oneshot(SIGTERM, handle_osd_signal);
 647
 648   osd->final_init();
 649
 650   if (g_conf->inject_early_sigterm)
 651     kill(getpid(), SIGTERM);
 652
 653   ms_public->wait();
 654   ms_hb_front_client->wait();
 655   ms_hb_back_client->wait();
 656   ms_hb_front_server->wait();
 657   ms_hb_back_server->wait();
 658   ms_cluster->wait();
 659   ms_objecter->wait();
 660
 661   unregister_async_signal_handler(SIGHUP, sighup_handler);
 662   unregister_async_signal_handler(SIGINT, handle_osd_signal);
 663   unregister_async_signal_handler(SIGTERM, handle_osd_signal);
 664   shutdown_async_signal_handler();
 665
 666   // done
 667   delete osd;
 668   delete ms_public;
 669   delete ms_hb_front_client;
 670   delete ms_hb_back_client;
 671   delete ms_hb_front_server;
 672   delete ms_hb_back_server;
 673   delete ms_cluster;
 674   delete ms_objecter;
 675
 676   client_byte_throttler.reset();
 677
 678   // cd on exit, so that gmon.out (if any) goes into a separate directory for each node.
 679   char s[20];
 680   snprintf(s, sizeof(s), "gmon/%d", getpid());
 681   if ((mkdir(s, 0755) == 0) && (chdir(s) == 0)) {
 682     dout(0) << "ceph-osd: gmon.out should be in " << s << dendl;
 683   }
 684
 685   return 0;
 686 }