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