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ceph/src/ceph_osd.cc
Kefu Chai 1c152da4e0 osd/OSD: remove unused #include 
Signed-off-by: Kefu Chai <kchai@redhat.com>
2020-10-09 16:49:17 +08:00

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// -*- 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/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <boost/scoped_ptr.hpp>
#include <iostream>
#include <string>
#include "auth/KeyRing.h"
#include "osd/OSD.h"
#include "os/ObjectStore.h"
#include "mon/MonClient.h"
#include "include/ceph_features.h"
#include "common/config.h"
#include "mon/MonMap.h"
#include "msg/Messenger.h"
#include "common/Throttle.h"
#include "common/Timer.h"
#include "common/TracepointProvider.h"
#include "common/ceph_argparse.h"
#include "common/numa.h"
#include "global/global_init.h"
#include "global/signal_handler.h"
#include "include/color.h"
#include "common/errno.h"
#include "common/pick_address.h"
#include "perfglue/heap_profiler.h"
#include "include/ceph_assert.h"
#include "common/Preforker.h"
#define dout_context g_ceph_context
#define dout_subsys ceph_subsys_osd
using std::cerr;
using std::cout;
using std::map;
using std::ostringstream;
using std::string;
using std::vector;
using ceph::bufferlist;
namespace {
TracepointProvider::Traits osd_tracepoint_traits("libosd_tp.so",
"osd_tracing");
TracepointProvider::Traits os_tracepoint_traits("libos_tp.so",
"osd_objectstore_tracing");
TracepointProvider::Traits bluestore_tracepoint_traits("libbluestore_tp.so",
"bluestore_tracing");
#ifdef WITH_OSD_INSTRUMENT_FUNCTIONS
TracepointProvider::Traits cyg_profile_traits("libcyg_profile_tp.so",
"osd_function_tracing");
#endif
} // anonymous namespace
OSD *osdptr = nullptr;
void handle_osd_signal(int signum)
{
if (osdptr)
osdptr->handle_signal(signum);
}
static void usage()
{
cout << "usage: ceph-osd -i <ID> [flags]\n"
<< " --osd-data PATH data directory\n"
<< " --osd-journal PATH\n"
<< " journal file or block device\n"
<< " --mkfs create a [new] data directory\n"
<< " --mkkey generate a new secret key. This is normally used in combination with --mkfs\n"
<< " --monmap specify the path to the monitor map. This is normally used in combination with --mkfs\n"
<< " --osd-uuid specify the OSD's fsid. This is normally used in combination with --mkfs\n"
<< " --keyring specify a path to the osd keyring. This is normally used in combination with --mkfs\n"
<< " --convert-filestore\n"
<< " run any pending upgrade operations\n"
<< " --flush-journal flush all data out of journal\n"
<< " --osdspec-affinity\n"
<< " set affinity to an osdspec\n"
<< " --dump-journal dump all data of journal\n"
<< " --mkjournal initialize a new journal\n"
<< " --check-wants-journal\n"
<< " check whether a journal is desired\n"
<< " --check-allows-journal\n"
<< " check whether a journal is allowed\n"
<< " --check-needs-journal\n"
<< " check whether a journal is required\n"
<< " --debug_osd <N> set debug level (e.g. 10)\n"
<< " --get-device-fsid PATH\n"
<< " get OSD fsid for the given block device\n"
<< std::endl;
generic_server_usage();
}
int main(int argc, const char **argv)
{
vector<const char*> args;
argv_to_vec(argc, argv, args);
if (args.empty()) {
cerr << argv[0] << ": -h or --help for usage" << std::endl;
exit(1);
}
if (ceph_argparse_need_usage(args)) {
usage();
exit(0);
}
map<string,string> defaults = {
// We want to enable leveldb's log, while allowing users to override this
// option, therefore we will pass it as a default argument to global_init().
{ "leveldb_log", "" }
};
auto cct = global_init(
&defaults,
args, CEPH_ENTITY_TYPE_OSD,
CODE_ENVIRONMENT_DAEMON, 0);
ceph_heap_profiler_init();
Preforker forker;
// osd specific args
bool mkfs = false;
bool mkjournal = false;
bool check_wants_journal = false;
bool check_allows_journal = false;
bool check_needs_journal = false;
bool mkkey = false;
bool flushjournal = false;
bool dump_journal = false;
bool convertfilestore = false;
bool get_osd_fsid = false;
bool get_cluster_fsid = false;
bool get_journal_fsid = false;
bool get_device_fsid = false;
string device_path;
std::string dump_pg_log;
std::string osdspec_affinity;
std::string val;
for (std::vector<const char*>::iterator i = args.begin(); i != args.end(); ) {
if (ceph_argparse_double_dash(args, i)) {
break;
} else if (ceph_argparse_flag(args, i, "--mkfs", (char*)NULL)) {
mkfs = true;
} else if (ceph_argparse_witharg(args, i, &val, "--osdspec-affinity", (char*)NULL)) {
osdspec_affinity = val;
} else if (ceph_argparse_flag(args, i, "--mkjournal", (char*)NULL)) {
mkjournal = true;
} else if (ceph_argparse_flag(args, i, "--check-allows-journal", (char*)NULL)) {
check_allows_journal = true;
} else if (ceph_argparse_flag(args, i, "--check-wants-journal", (char*)NULL)) {
check_wants_journal = true;
} else if (ceph_argparse_flag(args, i, "--check-needs-journal", (char*)NULL)) {
check_needs_journal = true;
} else if (ceph_argparse_flag(args, i, "--mkkey", (char*)NULL)) {
mkkey = true;
} else if (ceph_argparse_flag(args, i, "--flush-journal", (char*)NULL)) {
flushjournal = true;
} else if (ceph_argparse_flag(args, i, "--convert-filestore", (char*)NULL)) {
convertfilestore = true;
} else if (ceph_argparse_witharg(args, i, &val, "--dump-pg-log", (char*)NULL)) {
dump_pg_log = val;
} else if (ceph_argparse_flag(args, i, "--dump-journal", (char*)NULL)) {
dump_journal = true;
} else if (ceph_argparse_flag(args, i, "--get-cluster-fsid", (char*)NULL)) {
get_cluster_fsid = true;
} else if (ceph_argparse_flag(args, i, "--get-osd-fsid", "--get-osd-uuid", (char*)NULL)) {
get_osd_fsid = true;
} else if (ceph_argparse_flag(args, i, "--get-journal-fsid", "--get-journal-uuid", (char*)NULL)) {
get_journal_fsid = true;
} else if (ceph_argparse_witharg(args, i, &device_path,
"--get-device-fsid", (char*)NULL)) {
get_device_fsid = true;
} else {
++i;
}
}
if (!args.empty()) {
cerr << "unrecognized arg " << args[0] << std::endl;
exit(1);
}
if (global_init_prefork(g_ceph_context) >= 0) {
std::string err;
int r = forker.prefork(err);
if (r < 0) {
cerr << err << std::endl;
return r;
}
if (forker.is_parent()) {
g_ceph_context->_log->start();
if (forker.parent_wait(err) != 0) {
return -ENXIO;
}
return 0;
}
setsid();
global_init_postfork_start(g_ceph_context);
}
common_init_finish(g_ceph_context);
global_init_chdir(g_ceph_context);
if (get_journal_fsid) {
device_path = g_conf().get_val<std::string>("osd_journal");
get_device_fsid = true;
}
if (get_device_fsid) {
uuid_d uuid;
int r = ObjectStore::probe_block_device_fsid(g_ceph_context, device_path,
&uuid);
if (r < 0) {
cerr << "failed to get device fsid for " << device_path
<< ": " << cpp_strerror(r) << std::endl;
forker.exit(1);
}
cout << uuid << std::endl;
forker.exit(0);
}
if (!dump_pg_log.empty()) {
common_init_finish(g_ceph_context);
bufferlist bl;
std::string error;
if (bl.read_file(dump_pg_log.c_str(), &error) >= 0) {
pg_log_entry_t e;
auto p = bl.cbegin();
while (!p.end()) {
uint64_t pos = p.get_off();
try {
decode(e, p);
}
catch (const ceph::buffer::error &e) {
derr << "failed to decode LogEntry at offset " << pos << dendl;
forker.exit(1);
}
derr << pos << ":\t" << e << dendl;
}
} else {
derr << "unable to open " << dump_pg_log << ": " << error << dendl;
}
forker.exit(0);
}
// whoami
char *end;
const char *id = g_conf()->name.get_id().c_str();
int whoami = strtol(id, &end, 10);
std::string data_path = g_conf().get_val<std::string>("osd_data");
if (*end || end == id || whoami < 0) {
derr << "must specify '-i #' where # is the osd number" << dendl;
forker.exit(1);
}
if (data_path.empty()) {
derr << "must specify '--osd-data=foo' data path" << dendl;
forker.exit(1);
}
// the store
std::string store_type;
{
char fn[PATH_MAX];
snprintf(fn, sizeof(fn), "%s/type", data_path.c_str());
int fd = ::open(fn, O_RDONLY|O_CLOEXEC);
if (fd >= 0) {
bufferlist bl;
bl.read_fd(fd, 64);
if (bl.length()) {
store_type = string(bl.c_str(), bl.length() - 1); // drop \n
dout(5) << "object store type is " << store_type << dendl;
}
::close(fd);
} else if (mkfs) {
store_type = g_conf().get_val<std::string>("osd_objectstore");
} else {
// hrm, infer the type
snprintf(fn, sizeof(fn), "%s/current", data_path.c_str());
struct stat st;
if (::stat(fn, &st) == 0 &&
S_ISDIR(st.st_mode)) {
derr << "missing 'type' file, inferring filestore from current/ dir"
<< dendl;
store_type = "filestore";
} else {
snprintf(fn, sizeof(fn), "%s/block", data_path.c_str());
if (::stat(fn, &st) == 0 &&
S_ISLNK(st.st_mode)) {
derr << "missing 'type' file, inferring bluestore from block symlink"
<< dendl;
store_type = "bluestore";
} else {
derr << "missing 'type' file and unable to infer osd type" << dendl;
forker.exit(1);
}
}
}
}
std::string journal_path = g_conf().get_val<std::string>("osd_journal");
uint32_t flags = g_conf().get_val<uint64_t>("osd_os_flags");
ObjectStore *store = ObjectStore::create(g_ceph_context,
store_type,
data_path,
journal_path,
flags);
if (!store) {
derr << "unable to create object store" << dendl;
forker.exit(-ENODEV);
}
if (mkkey) {
common_init_finish(g_ceph_context);
KeyRing keyring;
EntityName ename{g_conf()->name};
EntityAuth eauth;
std::string keyring_path = g_conf().get_val<std::string>("keyring");
int ret = keyring.load(g_ceph_context, keyring_path);
if (ret == 0 &&
keyring.get_auth(ename, eauth)) {
derr << "already have key in keyring " << keyring_path << dendl;
} else {
eauth.key.create(g_ceph_context, CEPH_CRYPTO_AES);
keyring.add(ename, eauth);
bufferlist bl;
keyring.encode_plaintext(bl);
int r = bl.write_file(keyring_path.c_str(), 0600);
if (r)
derr << TEXT_RED << " ** ERROR: writing new keyring to "
<< keyring_path << ": " << cpp_strerror(r) << TEXT_NORMAL
<< dendl;
else
derr << "created new key in keyring " << keyring_path << dendl;
}
}
if (mkfs) {
common_init_finish(g_ceph_context);
if (g_conf().get_val<uuid_d>("fsid").is_zero()) {
derr << "must specify cluster fsid" << dendl;
forker.exit(-EINVAL);
}
int err = OSD::mkfs(g_ceph_context, store, g_conf().get_val<uuid_d>("fsid"),
whoami, osdspec_affinity);
if (err < 0) {
derr << TEXT_RED << " ** ERROR: error creating empty object store in "
<< data_path << ": " << cpp_strerror(-err) << TEXT_NORMAL << dendl;
forker.exit(1);
}
dout(0) << "created object store " << data_path
<< " for osd." << whoami
<< " fsid " << g_conf().get_val<uuid_d>("fsid")
<< dendl;
}
if (mkfs || mkkey) {
forker.exit(0);
}
if (mkjournal) {
common_init_finish(g_ceph_context);
int err = store->mkjournal();
if (err < 0) {
derr << TEXT_RED << " ** ERROR: error creating fresh journal "
<< journal_path << " for object store " << data_path << ": "
<< cpp_strerror(-err) << TEXT_NORMAL << dendl;
forker.exit(1);
}
derr << "created new journal " << journal_path
<< " for object store " << data_path << dendl;
forker.exit(0);
}
if (check_wants_journal) {
if (store->wants_journal()) {
cout << "wants journal: yes" << std::endl;
forker.exit(0);
} else {
cout << "wants journal: no" << std::endl;
forker.exit(1);
}
}
if (check_allows_journal) {
if (store->allows_journal()) {
cout << "allows journal: yes" << std::endl;
forker.exit(0);
} else {
cout << "allows journal: no" << std::endl;
forker.exit(1);
}
}
if (check_needs_journal) {
if (store->needs_journal()) {
cout << "needs journal: yes" << std::endl;
forker.exit(0);
} else {
cout << "needs journal: no" << std::endl;
forker.exit(1);
}
}
if (flushjournal) {
common_init_finish(g_ceph_context);
int err = store->mount();
if (err < 0) {
derr << TEXT_RED << " ** ERROR: error flushing journal " << journal_path
<< " for object store " << data_path
<< ": " << cpp_strerror(-err) << TEXT_NORMAL << dendl;
goto flushjournal_out;
}
store->umount();
derr << "flushed journal " << journal_path
<< " for object store " << data_path
<< dendl;
flushjournal_out:
delete store;
forker.exit(err < 0 ? 1 : 0);
}
if (dump_journal) {
common_init_finish(g_ceph_context);
int err = store->dump_journal(cout);
if (err < 0) {
derr << TEXT_RED << " ** ERROR: error dumping journal " << journal_path
<< " for object store " << data_path
<< ": " << cpp_strerror(-err) << TEXT_NORMAL << dendl;
forker.exit(1);
}
derr << "dumped journal " << journal_path
<< " for object store " << data_path
<< dendl;
forker.exit(0);
}
if (convertfilestore) {
int err = store->mount();
if (err < 0) {
derr << TEXT_RED << " ** ERROR: error mounting store " << data_path
<< ": " << cpp_strerror(-err) << TEXT_NORMAL << dendl;
forker.exit(1);
}
err = store->upgrade();
store->umount();
if (err < 0) {
derr << TEXT_RED << " ** ERROR: error converting store " << data_path
<< ": " << cpp_strerror(-err) << TEXT_NORMAL << dendl;
forker.exit(1);
}
forker.exit(0);
}
string magic;
uuid_d cluster_fsid, osd_fsid;
ceph_release_t require_osd_release = ceph_release_t::unknown;
int w;
int r = OSD::peek_meta(store, &magic, &cluster_fsid, &osd_fsid, &w,
&require_osd_release);
if (r < 0) {
derr << TEXT_RED << " ** ERROR: unable to open OSD superblock on "
<< data_path << ": " << cpp_strerror(-r)
<< TEXT_NORMAL << dendl;
if (r == -ENOTSUP) {
derr << TEXT_RED << " ** please verify that underlying storage "
<< "supports xattrs" << TEXT_NORMAL << dendl;
}
forker.exit(1);
}
if (w != whoami) {
derr << "OSD id " << w << " != my id " << whoami << dendl;
forker.exit(1);
}
if (strcmp(magic.c_str(), CEPH_OSD_ONDISK_MAGIC)) {
derr << "OSD magic " << magic << " != my " << CEPH_OSD_ONDISK_MAGIC
<< dendl;
forker.exit(1);
}
if (get_cluster_fsid) {
cout << cluster_fsid << std::endl;
forker.exit(0);
}
if (get_osd_fsid) {
cout << osd_fsid << std::endl;
forker.exit(0);
}
{
ostringstream err;
if (!can_upgrade_from(require_osd_release, "require_osd_release", err)) {
derr << err.str() << dendl;
forker.exit(1);
}
}
// consider objectstore numa node
int os_numa_node = -1;
r = store->get_numa_node(&os_numa_node, nullptr, nullptr);
if (r >= 0 && os_numa_node >= 0) {
dout(1) << " objectstore numa_node " << os_numa_node << dendl;
}
int iface_preferred_numa_node = -1;
if (g_conf().get_val<bool>("osd_numa_prefer_iface")) {
iface_preferred_numa_node = os_numa_node;
}
// messengers
std::string msg_type = g_conf().get_val<std::string>("ms_type");
std::string public_msg_type =
g_conf().get_val<std::string>("ms_public_type");
std::string cluster_msg_type =
g_conf().get_val<std::string>("ms_cluster_type");
public_msg_type = public_msg_type.empty() ? msg_type : public_msg_type;
cluster_msg_type = cluster_msg_type.empty() ? msg_type : cluster_msg_type;
uint64_t nonce = Messenger::get_pid_nonce();
Messenger *ms_public = Messenger::create(g_ceph_context, public_msg_type,
entity_name_t::OSD(whoami), "client", nonce);
Messenger *ms_cluster = Messenger::create(g_ceph_context, cluster_msg_type,
entity_name_t::OSD(whoami), "cluster", nonce);
Messenger *ms_hb_back_client = Messenger::create(g_ceph_context, cluster_msg_type,
entity_name_t::OSD(whoami), "hb_back_client", nonce);
Messenger *ms_hb_front_client = Messenger::create(g_ceph_context, public_msg_type,
entity_name_t::OSD(whoami), "hb_front_client", nonce);
Messenger *ms_hb_back_server = Messenger::create(g_ceph_context, cluster_msg_type,
entity_name_t::OSD(whoami), "hb_back_server", nonce);
Messenger *ms_hb_front_server = Messenger::create(g_ceph_context, public_msg_type,
entity_name_t::OSD(whoami), "hb_front_server", nonce);
Messenger *ms_objecter = Messenger::create(g_ceph_context, public_msg_type,
entity_name_t::OSD(whoami), "ms_objecter", nonce);
if (!ms_public || !ms_cluster || !ms_hb_front_client || !ms_hb_back_client || !ms_hb_back_server || !ms_hb_front_server || !ms_objecter)
forker.exit(1);
ms_cluster->set_cluster_protocol(CEPH_OSD_PROTOCOL);
ms_hb_front_client->set_cluster_protocol(CEPH_OSD_PROTOCOL);
ms_hb_back_client->set_cluster_protocol(CEPH_OSD_PROTOCOL);
ms_hb_back_server->set_cluster_protocol(CEPH_OSD_PROTOCOL);
ms_hb_front_server->set_cluster_protocol(CEPH_OSD_PROTOCOL);
dout(0) << "starting osd." << whoami
<< " osd_data " << data_path
<< " " << ((journal_path.empty()) ?
"(no journal)" : journal_path)
<< dendl;
uint64_t message_size =
g_conf().get_val<Option::size_t>("osd_client_message_size_cap");
boost::scoped_ptr<Throttle> client_byte_throttler(
new Throttle(g_ceph_context, "osd_client_bytes", message_size));
uint64_t message_cap = g_conf().get_val<uint64_t>("osd_client_message_cap");
boost::scoped_ptr<Throttle> client_msg_throttler(
new Throttle(g_ceph_context, "osd_client_messages", message_cap));
// All feature bits 0 - 34 should be present from dumpling v0.67 forward
uint64_t osd_required =
CEPH_FEATURE_UID |
CEPH_FEATURE_PGID64 |
CEPH_FEATURE_OSDENC;
ms_public->set_default_policy(Messenger::Policy::stateless_registered_server(0));
ms_public->set_policy_throttlers(entity_name_t::TYPE_CLIENT,
client_byte_throttler.get(),
client_msg_throttler.get());
ms_public->set_policy(entity_name_t::TYPE_MON,
Messenger::Policy::lossy_client(osd_required));
ms_public->set_policy(entity_name_t::TYPE_MGR,
Messenger::Policy::lossy_client(osd_required));
ms_cluster->set_default_policy(Messenger::Policy::stateless_server(0));
ms_cluster->set_policy(entity_name_t::TYPE_MON, Messenger::Policy::lossy_client(0));
ms_cluster->set_policy(entity_name_t::TYPE_OSD,
Messenger::Policy::lossless_peer(osd_required));
ms_cluster->set_policy(entity_name_t::TYPE_CLIENT,
Messenger::Policy::stateless_server(0));
ms_hb_front_client->set_policy(entity_name_t::TYPE_OSD,
Messenger::Policy::lossy_client(0));
ms_hb_back_client->set_policy(entity_name_t::TYPE_OSD,
Messenger::Policy::lossy_client(0));
ms_hb_back_server->set_policy(entity_name_t::TYPE_OSD,
Messenger::Policy::stateless_server(0));
ms_hb_front_server->set_policy(entity_name_t::TYPE_OSD,
Messenger::Policy::stateless_server(0));
ms_objecter->set_default_policy(Messenger::Policy::lossy_client(CEPH_FEATURE_OSDREPLYMUX));
entity_addrvec_t public_addrs, cluster_addrs;
r = pick_addresses(g_ceph_context, CEPH_PICK_ADDRESS_PUBLIC, &public_addrs,
iface_preferred_numa_node);
if (r < 0) {
derr << "Failed to pick public address." << dendl;
forker.exit(1);
}
r = pick_addresses(g_ceph_context, CEPH_PICK_ADDRESS_CLUSTER, &cluster_addrs,
iface_preferred_numa_node);
if (r < 0) {
derr << "Failed to pick cluster address." << dendl;
forker.exit(1);
}
if (ms_public->bindv(public_addrs) < 0)
forker.exit(1);
if (ms_cluster->bindv(cluster_addrs) < 0)
forker.exit(1);
bool is_delay = g_conf().get_val<bool>("osd_heartbeat_use_min_delay_socket");
if (is_delay) {
ms_hb_front_client->set_socket_priority(SOCKET_PRIORITY_MIN_DELAY);
ms_hb_back_client->set_socket_priority(SOCKET_PRIORITY_MIN_DELAY);
ms_hb_back_server->set_socket_priority(SOCKET_PRIORITY_MIN_DELAY);
ms_hb_front_server->set_socket_priority(SOCKET_PRIORITY_MIN_DELAY);
}
entity_addrvec_t hb_front_addrs = public_addrs;
for (auto& a : hb_front_addrs.v) {
a.set_port(0);
}
if (ms_hb_front_server->bindv(hb_front_addrs) < 0)
forker.exit(1);
if (ms_hb_front_client->client_bind(hb_front_addrs.front()) < 0)
forker.exit(1);
entity_addrvec_t hb_back_addrs = cluster_addrs;
for (auto& a : hb_back_addrs.v) {
a.set_port(0);
}
if (ms_hb_back_server->bindv(hb_back_addrs) < 0)
forker.exit(1);
if (ms_hb_back_client->client_bind(hb_back_addrs.front()) < 0)
forker.exit(1);
// install signal handlers
init_async_signal_handler();
register_async_signal_handler(SIGHUP, sighup_handler);
TracepointProvider::initialize<osd_tracepoint_traits>(g_ceph_context);
TracepointProvider::initialize<os_tracepoint_traits>(g_ceph_context);
TracepointProvider::initialize<bluestore_tracepoint_traits>(g_ceph_context);
#ifdef WITH_OSD_INSTRUMENT_FUNCTIONS
TracepointProvider::initialize<cyg_profile_traits>(g_ceph_context);
#endif
srand(time(NULL) + getpid());
ceph::async::io_context_pool poolctx(
cct->_conf.get_val<std::uint64_t>("osd_asio_thread_count"));
MonClient mc(g_ceph_context, poolctx);
if (mc.build_initial_monmap() < 0)
return -1;
global_init_chdir(g_ceph_context);
if (global_init_preload_erasure_code(g_ceph_context) < 0) {
forker.exit(1);
}
osdptr = new OSD(g_ceph_context,
store,
whoami,
ms_cluster,
ms_public,
ms_hb_front_client,
ms_hb_back_client,
ms_hb_front_server,
ms_hb_back_server,
ms_objecter,
&mc,
data_path,
journal_path,
poolctx);
int err = osdptr->pre_init();
if (err < 0) {
derr << TEXT_RED << " ** ERROR: osd pre_init failed: " << cpp_strerror(-err)
<< TEXT_NORMAL << dendl;
forker.exit(1);
}
ms_public->start();
ms_hb_front_client->start();
ms_hb_back_client->start();
ms_hb_front_server->start();
ms_hb_back_server->start();
ms_cluster->start();
ms_objecter->start();
// start osd
err = osdptr->init();
if (err < 0) {
derr << TEXT_RED << " ** ERROR: osd init failed: " << cpp_strerror(-err)
<< TEXT_NORMAL << dendl;
forker.exit(1);
}
// -- daemonize --
if (g_conf()->daemonize) {
global_init_postfork_finish(g_ceph_context);
forker.daemonize();
}
register_async_signal_handler_oneshot(SIGINT, handle_osd_signal);
register_async_signal_handler_oneshot(SIGTERM, handle_osd_signal);
osdptr->final_init();
if (g_conf().get_val<bool>("inject_early_sigterm"))
kill(getpid(), SIGTERM);
ms_public->wait();
ms_hb_front_client->wait();
ms_hb_back_client->wait();
ms_hb_front_server->wait();
ms_hb_back_server->wait();
ms_cluster->wait();
ms_objecter->wait();
unregister_async_signal_handler(SIGHUP, sighup_handler);
unregister_async_signal_handler(SIGINT, handle_osd_signal);
unregister_async_signal_handler(SIGTERM, handle_osd_signal);
shutdown_async_signal_handler();
// done
poolctx.stop();
delete osdptr;
delete ms_public;
delete ms_hb_front_client;
delete ms_hb_back_client;
delete ms_hb_front_server;
delete ms_hb_back_server;
delete ms_cluster;
delete ms_objecter;
client_byte_throttler.reset();
client_msg_throttler.reset();
// cd on exit, so that gmon.out (if any) goes into a separate directory for each node.
char s[20];
snprintf(s, sizeof(s), "gmon/%d", getpid());
if ((mkdir(s, 0755) == 0) && (chdir(s) == 0)) {
dout(0) << "ceph-osd: gmon.out should be in " << s << dendl;
}
return 0;
}
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