--- /dev/null
+// -*- 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) 2016 John Spray <john.spray@redhat.com>
+ *
+ * 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 "DaemonServer.h"
+
+#include "include/str_list.h"
+#include "auth/RotatingKeyRing.h"
+#include "json_spirit/json_spirit_writer.h"
+
+#include "mgr/mgr_commands.h"
+#include "mon/MonCommand.h"
+
+#include "messages/MMgrOpen.h"
+#include "messages/MMgrConfigure.h"
+#include "messages/MMonMgrReport.h"
+#include "messages/MCommand.h"
+#include "messages/MCommandReply.h"
+#include "messages/MPGStats.h"
+#include "messages/MOSDScrub.h"
+#include "messages/MOSDForceRecovery.h"
+#include "common/errno.h"
+
+#define dout_context g_ceph_context
+#define dout_subsys ceph_subsys_mgr
+#undef dout_prefix
+#define dout_prefix *_dout << "mgr.server " << __func__ << " "
+
+
+
+DaemonServer::DaemonServer(MonClient *monc_,
+ Finisher &finisher_,
+ DaemonStateIndex &daemon_state_,
+ ClusterState &cluster_state_,
+ PyModuleRegistry &py_modules_,
+ LogChannelRef clog_,
+ LogChannelRef audit_clog_)
+ : Dispatcher(g_ceph_context),
+ client_byte_throttler(new Throttle(g_ceph_context, "mgr_client_bytes",
+ g_conf->get_val<uint64_t>("mgr_client_bytes"))),
+ client_msg_throttler(new Throttle(g_ceph_context, "mgr_client_messages",
+ g_conf->get_val<uint64_t>("mgr_client_messages"))),
+ osd_byte_throttler(new Throttle(g_ceph_context, "mgr_osd_bytes",
+ g_conf->get_val<uint64_t>("mgr_osd_bytes"))),
+ osd_msg_throttler(new Throttle(g_ceph_context, "mgr_osd_messsages",
+ g_conf->get_val<uint64_t>("mgr_osd_messages"))),
+ mds_byte_throttler(new Throttle(g_ceph_context, "mgr_mds_bytes",
+ g_conf->get_val<uint64_t>("mgr_mds_bytes"))),
+ mds_msg_throttler(new Throttle(g_ceph_context, "mgr_mds_messsages",
+ g_conf->get_val<uint64_t>("mgr_mds_messages"))),
+ mon_byte_throttler(new Throttle(g_ceph_context, "mgr_mon_bytes",
+ g_conf->get_val<uint64_t>("mgr_mon_bytes"))),
+ mon_msg_throttler(new Throttle(g_ceph_context, "mgr_mon_messsages",
+ g_conf->get_val<uint64_t>("mgr_mon_messages"))),
+ msgr(nullptr),
+ monc(monc_),
+ finisher(finisher_),
+ daemon_state(daemon_state_),
+ cluster_state(cluster_state_),
+ py_modules(py_modules_),
+ clog(clog_),
+ audit_clog(audit_clog_),
+ auth_registry(g_ceph_context,
+ g_conf->auth_supported.empty() ?
+ g_conf->auth_cluster_required :
+ g_conf->auth_supported),
+ lock("DaemonServer"),
+ pgmap_ready(false)
+{
+ g_conf->add_observer(this);
+}
+
+DaemonServer::~DaemonServer() {
+ delete msgr;
+ g_conf->remove_observer(this);
+}
+
+int DaemonServer::init(uint64_t gid, entity_addr_t client_addr)
+{
+ // Initialize Messenger
+ std::string public_msgr_type = g_conf->ms_public_type.empty() ?
+ g_conf->get_val<std::string>("ms_type") : g_conf->ms_public_type;
+ msgr = Messenger::create(g_ceph_context, public_msgr_type,
+ entity_name_t::MGR(gid),
+ "mgr",
+ getpid(), 0);
+ msgr->set_default_policy(Messenger::Policy::stateless_server(0));
+
+ // throttle clients
+ msgr->set_policy_throttlers(entity_name_t::TYPE_CLIENT,
+ client_byte_throttler.get(),
+ client_msg_throttler.get());
+
+ // servers
+ msgr->set_policy_throttlers(entity_name_t::TYPE_OSD,
+ osd_byte_throttler.get(),
+ osd_msg_throttler.get());
+ msgr->set_policy_throttlers(entity_name_t::TYPE_MDS,
+ mds_byte_throttler.get(),
+ mds_msg_throttler.get());
+ msgr->set_policy_throttlers(entity_name_t::TYPE_MON,
+ mon_byte_throttler.get(),
+ mon_msg_throttler.get());
+
+ int r = msgr->bind(g_conf->public_addr);
+ if (r < 0) {
+ derr << "unable to bind mgr to " << g_conf->public_addr << dendl;
+ return r;
+ }
+
+ msgr->set_myname(entity_name_t::MGR(gid));
+ msgr->set_addr_unknowns(client_addr);
+
+ msgr->start();
+ msgr->add_dispatcher_tail(this);
+
+ started_at = ceph_clock_now();
+
+ return 0;
+}
+
+entity_addr_t DaemonServer::get_myaddr() const
+{
+ return msgr->get_myaddr();
+}
+
+
+bool DaemonServer::ms_verify_authorizer(Connection *con,
+ int peer_type,
+ int protocol,
+ ceph::bufferlist& authorizer_data,
+ ceph::bufferlist& authorizer_reply,
+ bool& is_valid,
+ CryptoKey& session_key)
+{
+ auto handler = auth_registry.get_handler(protocol);
+ if (!handler) {
+ dout(0) << "No AuthAuthorizeHandler found for protocol " << protocol << dendl;
+ is_valid = false;
+ return true;
+ }
+
+ MgrSessionRef s(new MgrSession(cct));
+ s->inst.addr = con->get_peer_addr();
+ AuthCapsInfo caps_info;
+
+ RotatingKeyRing *keys = monc->rotating_secrets.get();
+ if (keys) {
+ is_valid = handler->verify_authorizer(
+ cct, keys,
+ authorizer_data,
+ authorizer_reply, s->entity_name,
+ s->global_id, caps_info,
+ session_key);
+ } else {
+ dout(10) << __func__ << " no rotating_keys (yet), denied" << dendl;
+ is_valid = false;
+ }
+
+ if (is_valid) {
+ if (caps_info.allow_all) {
+ dout(10) << " session " << s << " " << s->entity_name
+ << " allow_all" << dendl;
+ s->caps.set_allow_all();
+ }
+ if (caps_info.caps.length() > 0) {
+ bufferlist::iterator p = caps_info.caps.begin();
+ string str;
+ try {
+ ::decode(str, p);
+ }
+ catch (buffer::error& e) {
+ }
+ bool success = s->caps.parse(str);
+ if (success) {
+ dout(10) << " session " << s << " " << s->entity_name
+ << " has caps " << s->caps << " '" << str << "'" << dendl;
+ } else {
+ dout(10) << " session " << s << " " << s->entity_name
+ << " failed to parse caps '" << str << "'" << dendl;
+ is_valid = false;
+ }
+ }
+ con->set_priv(s->get());
+
+ if (peer_type == CEPH_ENTITY_TYPE_OSD) {
+ Mutex::Locker l(lock);
+ s->osd_id = atoi(s->entity_name.get_id().c_str());
+ dout(10) << "registering osd." << s->osd_id << " session "
+ << s << " con " << con << dendl;
+ osd_cons[s->osd_id].insert(con);
+ }
+ }
+
+ return true;
+}
+
+
+bool DaemonServer::ms_get_authorizer(int dest_type,
+ AuthAuthorizer **authorizer, bool force_new)
+{
+ dout(10) << "type=" << ceph_entity_type_name(dest_type) << dendl;
+
+ if (dest_type == CEPH_ENTITY_TYPE_MON) {
+ return true;
+ }
+
+ if (force_new) {
+ if (monc->wait_auth_rotating(10) < 0)
+ return false;
+ }
+
+ *authorizer = monc->build_authorizer(dest_type);
+ dout(20) << "got authorizer " << *authorizer << dendl;
+ return *authorizer != NULL;
+}
+
+bool DaemonServer::ms_handle_reset(Connection *con)
+{
+ if (con->get_peer_type() == CEPH_ENTITY_TYPE_OSD) {
+ MgrSessionRef session(static_cast<MgrSession*>(con->get_priv()));
+ if (!session) {
+ return false;
+ }
+ session->put(); // SessionRef takes a ref
+ Mutex::Locker l(lock);
+ dout(10) << "unregistering osd." << session->osd_id
+ << " session " << session << " con " << con << dendl;
+ osd_cons[session->osd_id].erase(con);
+
+ auto iter = daemon_connections.find(con);
+ if (iter != daemon_connections.end()) {
+ daemon_connections.erase(iter);
+ }
+ }
+ return false;
+}
+
+bool DaemonServer::ms_handle_refused(Connection *con)
+{
+ // do nothing for now
+ return false;
+}
+
+bool DaemonServer::ms_dispatch(Message *m)
+{
+ // Note that we do *not* take ::lock here, in order to avoid
+ // serializing all message handling. It's up to each handler
+ // to take whatever locks it needs.
+ switch (m->get_type()) {
+ case MSG_PGSTATS:
+ cluster_state.ingest_pgstats(static_cast<MPGStats*>(m));
+ maybe_ready(m->get_source().num());
+ m->put();
+ return true;
+ case MSG_MGR_REPORT:
+ return handle_report(static_cast<MMgrReport*>(m));
+ case MSG_MGR_OPEN:
+ return handle_open(static_cast<MMgrOpen*>(m));
+ case MSG_COMMAND:
+ return handle_command(static_cast<MCommand*>(m));
+ default:
+ dout(1) << "Unhandled message type " << m->get_type() << dendl;
+ return false;
+ };
+}
+
+void DaemonServer::maybe_ready(int32_t osd_id)
+{
+ if (pgmap_ready.load()) {
+ // Fast path: we don't need to take lock because pgmap_ready
+ // is already set
+ } else {
+ Mutex::Locker l(lock);
+
+ if (reported_osds.find(osd_id) == reported_osds.end()) {
+ dout(4) << "initial report from osd " << osd_id << dendl;
+ reported_osds.insert(osd_id);
+ std::set<int32_t> up_osds;
+
+ cluster_state.with_osdmap([&](const OSDMap& osdmap) {
+ osdmap.get_up_osds(up_osds);
+ });
+
+ std::set<int32_t> unreported_osds;
+ std::set_difference(up_osds.begin(), up_osds.end(),
+ reported_osds.begin(), reported_osds.end(),
+ std::inserter(unreported_osds, unreported_osds.begin()));
+
+ if (unreported_osds.size() == 0) {
+ dout(4) << "all osds have reported, sending PG state to mon" << dendl;
+ pgmap_ready = true;
+ reported_osds.clear();
+ // Avoid waiting for next tick
+ send_report();
+ } else {
+ dout(4) << "still waiting for " << unreported_osds.size() << " osds"
+ " to report in before PGMap is ready" << dendl;
+ }
+ }
+ }
+}
+
+void DaemonServer::shutdown()
+{
+ dout(10) << "begin" << dendl;
+ msgr->shutdown();
+ msgr->wait();
+ dout(10) << "done" << dendl;
+}
+
+
+
+bool DaemonServer::handle_open(MMgrOpen *m)
+{
+ Mutex::Locker l(lock);
+
+ DaemonKey key;
+ if (!m->service_name.empty()) {
+ key.first = m->service_name;
+ } else {
+ key.first = ceph_entity_type_name(m->get_connection()->get_peer_type());
+ }
+ key.second = m->daemon_name;
+
+ dout(4) << "from " << m->get_connection() << " " << key << dendl;
+
+ _send_configure(m->get_connection());
+
+ DaemonStatePtr daemon;
+ if (daemon_state.exists(key)) {
+ daemon = daemon_state.get(key);
+ }
+ if (daemon) {
+ dout(20) << "updating existing DaemonState for " << m->daemon_name << dendl;
+ Mutex::Locker l(daemon->lock);
+ daemon->perf_counters.clear();
+ }
+
+ if (m->service_daemon) {
+ if (!daemon) {
+ dout(4) << "constructing new DaemonState for " << key << dendl;
+ daemon = std::make_shared<DaemonState>(daemon_state.types);
+ daemon->key = key;
+ if (m->daemon_metadata.count("hostname")) {
+ daemon->hostname = m->daemon_metadata["hostname"];
+ }
+ daemon_state.insert(daemon);
+ }
+ Mutex::Locker l(daemon->lock);
+ daemon->service_daemon = true;
+ daemon->metadata = m->daemon_metadata;
+ daemon->service_status = m->daemon_status;
+
+ utime_t now = ceph_clock_now();
+ auto d = pending_service_map.get_daemon(m->service_name,
+ m->daemon_name);
+ if (d->gid != (uint64_t)m->get_source().num()) {
+ dout(10) << "registering " << key << " in pending_service_map" << dendl;
+ d->gid = m->get_source().num();
+ d->addr = m->get_source_addr();
+ d->start_epoch = pending_service_map.epoch;
+ d->start_stamp = now;
+ d->metadata = m->daemon_metadata;
+ pending_service_map_dirty = pending_service_map.epoch;
+ }
+ }
+
+ if (m->get_connection()->get_peer_type() != entity_name_t::TYPE_CLIENT &&
+ m->service_name.empty())
+ {
+ // Store in set of the daemon/service connections, i.e. those
+ // connections that require an update in the event of stats
+ // configuration changes.
+ daemon_connections.insert(m->get_connection());
+ }
+
+ m->put();
+ return true;
+}
+
+bool DaemonServer::handle_report(MMgrReport *m)
+{
+ DaemonKey key;
+ if (!m->service_name.empty()) {
+ key.first = m->service_name;
+ } else {
+ key.first = ceph_entity_type_name(m->get_connection()->get_peer_type());
+ }
+ key.second = m->daemon_name;
+
+ dout(4) << "from " << m->get_connection() << " " << key << dendl;
+
+ if (m->get_connection()->get_peer_type() == entity_name_t::TYPE_CLIENT &&
+ m->service_name.empty()) {
+ // Clients should not be sending us stats unless they are declaring
+ // themselves to be a daemon for some service.
+ dout(4) << "rejecting report from non-daemon client " << m->daemon_name
+ << dendl;
+ m->put();
+ return true;
+ }
+
+ // Look up the DaemonState
+ DaemonStatePtr daemon;
+ if (daemon_state.exists(key)) {
+ dout(20) << "updating existing DaemonState for " << key << dendl;
+ daemon = daemon_state.get(key);
+ } else {
+ dout(4) << "constructing new DaemonState for " << key << dendl;
+ daemon = std::make_shared<DaemonState>(daemon_state.types);
+ // FIXME: crap, we don't know the hostname at this stage.
+ daemon->key = key;
+ daemon_state.insert(daemon);
+ // FIXME: we should avoid this case by rejecting MMgrReport from
+ // daemons without sessions, and ensuring that session open
+ // always contains metadata.
+ }
+
+ // Update the DaemonState
+ assert(daemon != nullptr);
+ {
+ Mutex::Locker l(daemon->lock);
+ auto &daemon_counters = daemon->perf_counters;
+ daemon_counters.update(m);
+
+ if (daemon->service_daemon) {
+ utime_t now = ceph_clock_now();
+ if (m->daemon_status) {
+ daemon->service_status = *m->daemon_status;
+ daemon->service_status_stamp = now;
+ }
+ daemon->last_service_beacon = now;
+ } else if (m->daemon_status) {
+ derr << "got status from non-daemon " << key << dendl;
+ }
+ }
+
+ // if there are any schema updates, notify the python modules
+ if (!m->declare_types.empty() || !m->undeclare_types.empty()) {
+ ostringstream oss;
+ oss << key.first << '.' << key.second;
+ py_modules.notify_all("perf_schema_update", oss.str());
+ }
+
+ m->put();
+ return true;
+}
+
+
+void DaemonServer::_generate_command_map(
+ map<string,cmd_vartype>& cmdmap,
+ map<string,string> ¶m_str_map)
+{
+ for (map<string,cmd_vartype>::const_iterator p = cmdmap.begin();
+ p != cmdmap.end(); ++p) {
+ if (p->first == "prefix")
+ continue;
+ if (p->first == "caps") {
+ vector<string> cv;
+ if (cmd_getval(g_ceph_context, cmdmap, "caps", cv) &&
+ cv.size() % 2 == 0) {
+ for (unsigned i = 0; i < cv.size(); i += 2) {
+ string k = string("caps_") + cv[i];
+ param_str_map[k] = cv[i + 1];
+ }
+ continue;
+ }
+ }
+ param_str_map[p->first] = cmd_vartype_stringify(p->second);
+ }
+}
+
+const MonCommand *DaemonServer::_get_mgrcommand(
+ const string &cmd_prefix,
+ const std::vector<MonCommand> &cmds)
+{
+ const MonCommand *this_cmd = nullptr;
+ for (const auto &cmd : cmds) {
+ if (cmd.cmdstring.compare(0, cmd_prefix.size(), cmd_prefix) == 0) {
+ this_cmd = &cmd;
+ break;
+ }
+ }
+ return this_cmd;
+}
+
+bool DaemonServer::_allowed_command(
+ MgrSession *s,
+ const string &module,
+ const string &prefix,
+ const map<string,cmd_vartype>& cmdmap,
+ const map<string,string>& param_str_map,
+ const MonCommand *this_cmd) {
+
+ if (s->entity_name.is_mon()) {
+ // mon is all-powerful. even when it is forwarding commands on behalf of
+ // old clients; we expect the mon is validating commands before proxying!
+ return true;
+ }
+
+ bool cmd_r = this_cmd->requires_perm('r');
+ bool cmd_w = this_cmd->requires_perm('w');
+ bool cmd_x = this_cmd->requires_perm('x');
+
+ bool capable = s->caps.is_capable(
+ g_ceph_context,
+ CEPH_ENTITY_TYPE_MGR,
+ s->entity_name,
+ module, prefix, param_str_map,
+ cmd_r, cmd_w, cmd_x);
+
+ dout(10) << " " << s->entity_name << " "
+ << (capable ? "" : "not ") << "capable" << dendl;
+ return capable;
+}
+
+bool DaemonServer::handle_command(MCommand *m)
+{
+ Mutex::Locker l(lock);
+ int r = 0;
+ std::stringstream ss;
+ std::string prefix;
+
+ assert(lock.is_locked_by_me());
+
+ /**
+ * The working data for processing an MCommand. This lives in
+ * a class to enable passing it into other threads for processing
+ * outside of the thread/locks that called handle_command.
+ */
+ class CommandContext
+ {
+ public:
+ MCommand *m;
+ bufferlist odata;
+ cmdmap_t cmdmap;
+
+ CommandContext(MCommand *m_)
+ : m(m_)
+ {
+ }
+
+ ~CommandContext()
+ {
+ m->put();
+ }
+
+ void reply(int r, const std::stringstream &ss)
+ {
+ reply(r, ss.str());
+ }
+
+ void reply(int r, const std::string &rs)
+ {
+ // Let the connection drop as soon as we've sent our response
+ ConnectionRef con = m->get_connection();
+ if (con) {
+ con->mark_disposable();
+ }
+
+ dout(1) << "handle_command " << cpp_strerror(r) << " " << rs << dendl;
+ if (con) {
+ MCommandReply *reply = new MCommandReply(r, rs);
+ reply->set_tid(m->get_tid());
+ reply->set_data(odata);
+ con->send_message(reply);
+ }
+ }
+ };
+
+ /**
+ * A context for receiving a bufferlist/error string from a background
+ * function and then calling back to a CommandContext when it's done
+ */
+ class ReplyOnFinish : public Context {
+ std::shared_ptr<CommandContext> cmdctx;
+
+ public:
+ bufferlist from_mon;
+ string outs;
+
+ ReplyOnFinish(std::shared_ptr<CommandContext> cmdctx_)
+ : cmdctx(cmdctx_)
+ {}
+ void finish(int r) override {
+ cmdctx->odata.claim_append(from_mon);
+ cmdctx->reply(r, outs);
+ }
+ };
+
+ std::shared_ptr<CommandContext> cmdctx = std::make_shared<CommandContext>(m);
+
+ MgrSessionRef session(static_cast<MgrSession*>(m->get_connection()->get_priv()));
+ if (!session) {
+ return true;
+ }
+ session->put(); // SessionRef takes a ref
+ if (session->inst.name == entity_name_t())
+ session->inst.name = m->get_source();
+
+ std::string format;
+ boost::scoped_ptr<Formatter> f;
+ map<string,string> param_str_map;
+
+ if (!cmdmap_from_json(m->cmd, &(cmdctx->cmdmap), ss)) {
+ cmdctx->reply(-EINVAL, ss);
+ return true;
+ }
+
+ {
+ cmd_getval(g_ceph_context, cmdctx->cmdmap, "format", format, string("plain"));
+ f.reset(Formatter::create(format));
+ }
+
+ cmd_getval(cct, cmdctx->cmdmap, "prefix", prefix);
+
+ dout(4) << "decoded " << cmdctx->cmdmap.size() << dendl;
+ dout(4) << "prefix=" << prefix << dendl;
+
+ if (prefix == "get_command_descriptions") {
+ dout(10) << "reading commands from python modules" << dendl;
+ const auto py_commands = py_modules.get_commands();
+
+ int cmdnum = 0;
+ JSONFormatter f;
+ f.open_object_section("command_descriptions");
+
+ auto dump_cmd = [&cmdnum, &f](const MonCommand &mc){
+ ostringstream secname;
+ secname << "cmd" << setfill('0') << std::setw(3) << cmdnum;
+ dump_cmddesc_to_json(&f, secname.str(), mc.cmdstring, mc.helpstring,
+ mc.module, mc.req_perms, mc.availability, 0);
+ cmdnum++;
+ };
+
+ for (const auto &pyc : py_commands) {
+ dump_cmd(pyc);
+ }
+
+ for (const auto &mgr_cmd : mgr_commands) {
+ dump_cmd(mgr_cmd);
+ }
+
+ f.close_section(); // command_descriptions
+ f.flush(cmdctx->odata);
+ cmdctx->reply(0, ss);
+ return true;
+ }
+
+ // lookup command
+ const MonCommand *mgr_cmd = _get_mgrcommand(prefix, mgr_commands);
+ _generate_command_map(cmdctx->cmdmap, param_str_map);
+ if (!mgr_cmd) {
+ MonCommand py_command = {"", "", "py", "rw", "cli"};
+ if (!_allowed_command(session.get(), py_command.module, prefix, cmdctx->cmdmap,
+ param_str_map, &py_command)) {
+ dout(1) << " access denied" << dendl;
+ ss << "access denied; does your client key have mgr caps?"
+ " See http://docs.ceph.com/docs/master/mgr/administrator/#client-authentication";
+ cmdctx->reply(-EACCES, ss);
+ return true;
+ }
+ } else {
+ // validate user's permissions for requested command
+ if (!_allowed_command(session.get(), mgr_cmd->module, prefix, cmdctx->cmdmap,
+ param_str_map, mgr_cmd)) {
+ dout(1) << " access denied" << dendl;
+ audit_clog->info() << "from='" << session->inst << "' "
+ << "entity='" << session->entity_name << "' "
+ << "cmd=" << m->cmd << ": access denied";
+ ss << "access denied' does your client key have mgr caps?"
+ " See http://docs.ceph.com/docs/master/mgr/administrator/#client-authentication";
+ cmdctx->reply(-EACCES, ss);
+ return true;
+ }
+ }
+
+ audit_clog->debug()
+ << "from='" << session->inst << "' "
+ << "entity='" << session->entity_name << "' "
+ << "cmd=" << m->cmd << ": dispatch";
+
+ // ----------------
+ // service map commands
+ if (prefix == "service dump") {
+ if (!f)
+ f.reset(Formatter::create("json-pretty"));
+ cluster_state.with_servicemap([&](const ServiceMap &service_map) {
+ f->dump_object("service_map", service_map);
+ });
+ f->flush(cmdctx->odata);
+ cmdctx->reply(0, ss);
+ return true;
+ }
+ if (prefix == "service status") {
+ if (!f)
+ f.reset(Formatter::create("json-pretty"));
+ // only include state from services that are in the persisted service map
+ f->open_object_section("service_status");
+ ServiceMap s;
+ cluster_state.with_servicemap([&](const ServiceMap& service_map) {
+ s = service_map;
+ });
+ for (auto& p : s.services) {
+ f->open_object_section(p.first.c_str());
+ for (auto& q : p.second.daemons) {
+ f->open_object_section(q.first.c_str());
+ DaemonKey key(p.first, q.first);
+ assert(daemon_state.exists(key));
+ auto daemon = daemon_state.get(key);
+ Mutex::Locker l(daemon->lock);
+ f->dump_stream("status_stamp") << daemon->service_status_stamp;
+ f->dump_stream("last_beacon") << daemon->last_service_beacon;
+ f->open_object_section("status");
+ for (auto& r : daemon->service_status) {
+ f->dump_string(r.first.c_str(), r.second);
+ }
+ f->close_section();
+ f->close_section();
+ }
+ f->close_section();
+ }
+ f->close_section();
+ f->flush(cmdctx->odata);
+ cmdctx->reply(0, ss);
+ return true;
+ }
+
+ if (prefix == "config set") {
+ std::string key;
+ std::string val;
+ cmd_getval(cct, cmdctx->cmdmap, "key", key);
+ cmd_getval(cct, cmdctx->cmdmap, "value", val);
+ r = cct->_conf->set_val(key, val, true, &ss);
+ if (r == 0) {
+ cct->_conf->apply_changes(nullptr);
+ }
+ cmdctx->reply(0, ss);
+ return true;
+ }
+
+ // -----------
+ // PG commands
+
+ if (prefix == "pg scrub" ||
+ prefix == "pg repair" ||
+ prefix == "pg deep-scrub") {
+ string scrubop = prefix.substr(3, string::npos);
+ pg_t pgid;
+ string pgidstr;
+ cmd_getval(g_ceph_context, cmdctx->cmdmap, "pgid", pgidstr);
+ if (!pgid.parse(pgidstr.c_str())) {
+ ss << "invalid pgid '" << pgidstr << "'";
+ cmdctx->reply(-EINVAL, ss);
+ return true;
+ }
+ bool pg_exists = false;
+ cluster_state.with_osdmap([&](const OSDMap& osdmap) {
+ pg_exists = osdmap.pg_exists(pgid);
+ });
+ if (!pg_exists) {
+ ss << "pg " << pgid << " dne";
+ cmdctx->reply(-ENOENT, ss);
+ return true;
+ }
+ int acting_primary = -1;
+ cluster_state.with_osdmap([&](const OSDMap& osdmap) {
+ acting_primary = osdmap.get_pg_acting_primary(pgid);
+ });
+ if (acting_primary == -1) {
+ ss << "pg " << pgid << " has no primary osd";
+ cmdctx->reply(-EAGAIN, ss);
+ return true;
+ }
+ auto p = osd_cons.find(acting_primary);
+ if (p == osd_cons.end()) {
+ ss << "pg " << pgid << " primary osd." << acting_primary
+ << " is not currently connected";
+ cmdctx->reply(-EAGAIN, ss);
+ }
+ vector<pg_t> pgs = { pgid };
+ for (auto& con : p->second) {
+ con->send_message(new MOSDScrub(monc->get_fsid(),
+ pgs,
+ scrubop == "repair",
+ scrubop == "deep-scrub"));
+ }
+ ss << "instructing pg " << pgid << " on osd." << acting_primary
+ << " to " << scrubop;
+ cmdctx->reply(0, ss);
+ return true;
+ } else if (prefix == "osd scrub" ||
+ prefix == "osd deep-scrub" ||
+ prefix == "osd repair") {
+ string whostr;
+ cmd_getval(g_ceph_context, cmdctx->cmdmap, "who", whostr);
+ vector<string> pvec;
+ get_str_vec(prefix, pvec);
+
+ set<int> osds;
+ if (whostr == "*" || whostr == "all" || whostr == "any") {
+ cluster_state.with_osdmap([&](const OSDMap& osdmap) {
+ for (int i = 0; i < osdmap.get_max_osd(); i++)
+ if (osdmap.is_up(i)) {
+ osds.insert(i);
+ }
+ });
+ } else {
+ long osd = parse_osd_id(whostr.c_str(), &ss);
+ if (osd < 0) {
+ ss << "invalid osd '" << whostr << "'";
+ cmdctx->reply(-EINVAL, ss);
+ return true;
+ }
+ cluster_state.with_osdmap([&](const OSDMap& osdmap) {
+ if (osdmap.is_up(osd)) {
+ osds.insert(osd);
+ }
+ });
+ if (osds.empty()) {
+ ss << "osd." << osd << " is not up";
+ cmdctx->reply(-EAGAIN, ss);
+ return true;
+ }
+ }
+ set<int> sent_osds, failed_osds;
+ for (auto osd : osds) {
+ auto p = osd_cons.find(osd);
+ if (p == osd_cons.end()) {
+ failed_osds.insert(osd);
+ } else {
+ sent_osds.insert(osd);
+ for (auto& con : p->second) {
+ con->send_message(new MOSDScrub(monc->get_fsid(),
+ pvec.back() == "repair",
+ pvec.back() == "deep-scrub"));
+ }
+ }
+ }
+ if (failed_osds.size() == osds.size()) {
+ ss << "failed to instruct osd(s) " << osds << " to " << pvec.back()
+ << " (not connected)";
+ r = -EAGAIN;
+ } else {
+ ss << "instructed osd(s) " << sent_osds << " to " << pvec.back();
+ if (!failed_osds.empty()) {
+ ss << "; osd(s) " << failed_osds << " were not connected";
+ }
+ r = 0;
+ }
+ cmdctx->reply(0, ss);
+ return true;
+ } else if (prefix == "osd reweight-by-pg" ||
+ prefix == "osd reweight-by-utilization" ||
+ prefix == "osd test-reweight-by-pg" ||
+ prefix == "osd test-reweight-by-utilization") {
+ bool by_pg =
+ prefix == "osd reweight-by-pg" || prefix == "osd test-reweight-by-pg";
+ bool dry_run =
+ prefix == "osd test-reweight-by-pg" ||
+ prefix == "osd test-reweight-by-utilization";
+ int64_t oload;
+ cmd_getval(g_ceph_context, cmdctx->cmdmap, "oload", oload, int64_t(120));
+ set<int64_t> pools;
+ vector<string> poolnames;
+ cmd_getval(g_ceph_context, cmdctx->cmdmap, "pools", poolnames);
+ cluster_state.with_osdmap([&](const OSDMap& osdmap) {
+ for (const auto& poolname : poolnames) {
+ int64_t pool = osdmap.lookup_pg_pool_name(poolname);
+ if (pool < 0) {
+ ss << "pool '" << poolname << "' does not exist";
+ r = -ENOENT;
+ }
+ pools.insert(pool);
+ }
+ });
+ if (r) {
+ cmdctx->reply(r, ss);
+ return true;
+ }
+ double max_change = g_conf->mon_reweight_max_change;
+ cmd_getval(g_ceph_context, cmdctx->cmdmap, "max_change", max_change);
+ if (max_change <= 0.0) {
+ ss << "max_change " << max_change << " must be positive";
+ cmdctx->reply(-EINVAL, ss);
+ return true;
+ }
+ int64_t max_osds = g_conf->mon_reweight_max_osds;
+ cmd_getval(g_ceph_context, cmdctx->cmdmap, "max_osds", max_osds);
+ if (max_osds <= 0) {
+ ss << "max_osds " << max_osds << " must be positive";
+ cmdctx->reply(-EINVAL, ss);
+ return true;
+ }
+ string no_increasing;
+ cmd_getval(g_ceph_context, cmdctx->cmdmap, "no_increasing", no_increasing);
+ string out_str;
+ mempool::osdmap::map<int32_t, uint32_t> new_weights;
+ r = cluster_state.with_pgmap([&](const PGMap& pgmap) {
+ return cluster_state.with_osdmap([&](const OSDMap& osdmap) {
+ return reweight::by_utilization(osdmap, pgmap,
+ oload,
+ max_change,
+ max_osds,
+ by_pg,
+ pools.empty() ? NULL : &pools,
+ no_increasing == "--no-increasing",
+ &new_weights,
+ &ss, &out_str, f.get());
+ });
+ });
+ if (r >= 0) {
+ dout(10) << "reweight::by_utilization: finished with " << out_str << dendl;
+ }
+ if (f) {
+ f->flush(cmdctx->odata);
+ } else {
+ cmdctx->odata.append(out_str);
+ }
+ if (r < 0) {
+ ss << "FAILED reweight-by-pg";
+ cmdctx->reply(r, ss);
+ return true;
+ } else if (r == 0 || dry_run) {
+ ss << "no change";
+ cmdctx->reply(r, ss);
+ return true;
+ } else {
+ json_spirit::Object json_object;
+ for (const auto& osd_weight : new_weights) {
+ json_spirit::Config::add(json_object,
+ std::to_string(osd_weight.first),
+ std::to_string(osd_weight.second));
+ }
+ string s = json_spirit::write(json_object);
+ std::replace(begin(s), end(s), '\"', '\'');
+ const string cmd =
+ "{"
+ "\"prefix\": \"osd reweightn\", "
+ "\"weights\": \"" + s + "\""
+ "}";
+ auto on_finish = new ReplyOnFinish(cmdctx);
+ monc->start_mon_command({cmd}, {},
+ &on_finish->from_mon, &on_finish->outs, on_finish);
+ return true;
+ }
+ } else if (prefix == "osd df") {
+ string method;
+ cmd_getval(g_ceph_context, cmdctx->cmdmap, "output_method", method);
+ r = cluster_state.with_pgservice([&](const PGMapStatService& pgservice) {
+ return cluster_state.with_osdmap([&](const OSDMap& osdmap) {
+ print_osd_utilization(osdmap, &pgservice, ss,
+ f.get(), method == "tree");
+
+ cmdctx->odata.append(ss);
+ return 0;
+ });
+ });
+ cmdctx->reply(r, "");
+ return true;
+ } else if (prefix == "osd safe-to-destroy") {
+ vector<string> ids;
+ cmd_getval(g_ceph_context, cmdctx->cmdmap, "ids", ids);
+ set<int> osds;
+ int r;
+ cluster_state.with_osdmap([&](const OSDMap& osdmap) {
+ r = osdmap.parse_osd_id_list(ids, &osds, &ss);
+ });
+ if (!r && osds.empty()) {
+ ss << "must specify one or more OSDs";
+ r = -EINVAL;
+ }
+ if (r < 0) {
+ cmdctx->reply(r, ss);
+ return true;
+ }
+ set<int> active_osds, missing_stats, stored_pgs;
+ int affected_pgs = 0;
+ cluster_state.with_pgmap([&](const PGMap& pg_map) {
+ if (pg_map.num_pg_unknown > 0) {
+ ss << pg_map.num_pg_unknown << " pgs have unknown state; cannot draw"
+ << " any conclusions";
+ r = -EAGAIN;
+ return;
+ }
+ int num_active_clean = 0;
+ for (auto& p : pg_map.num_pg_by_state) {
+ unsigned want = PG_STATE_ACTIVE|PG_STATE_CLEAN;
+ if ((p.first & want) == want) {
+ num_active_clean += p.second;
+ }
+ }
+ cluster_state.with_osdmap([&](const OSDMap& osdmap) {
+ for (auto osd : osds) {
+ if (!osdmap.exists(osd)) {
+ continue; // clearly safe to destroy
+ }
+ auto q = pg_map.num_pg_by_osd.find(osd);
+ if (q != pg_map.num_pg_by_osd.end()) {
+ if (q->second.acting > 0 || q->second.up > 0) {
+ active_osds.insert(osd);
+ affected_pgs += q->second.acting + q->second.up;
+ continue;
+ }
+ }
+ if (num_active_clean < pg_map.num_pg) {
+ // all pgs aren't active+clean; we need to be careful.
+ auto p = pg_map.osd_stat.find(osd);
+ if (p == pg_map.osd_stat.end()) {
+ missing_stats.insert(osd);
+ }
+ if (p->second.num_pgs > 0) {
+ stored_pgs.insert(osd);
+ }
+ }
+ }
+ });
+ });
+ if (!r && !active_osds.empty()) {
+ ss << "OSD(s) " << active_osds << " have " << affected_pgs
+ << " pgs currently mapped to them";
+ r = -EBUSY;
+ } else if (!missing_stats.empty()) {
+ ss << "OSD(s) " << missing_stats << " have no reported stats, and not all"
+ << " PGs are active+clean; we cannot draw any conclusions";
+ r = -EAGAIN;
+ } else if (!stored_pgs.empty()) {
+ ss << "OSD(s) " << stored_pgs << " last reported they still store some PG"
+ << " data, and not all PGs are active+clean; we cannot be sure they"
+ << " aren't still needed.";
+ r = -EBUSY;
+ }
+ if (r) {
+ cmdctx->reply(r, ss);
+ return true;
+ }
+ ss << "OSD(s) " << osds << " are safe to destroy without reducing data"
+ << " durability.";
+ cmdctx->reply(0, ss);
+ return true;
+ } else if (prefix == "osd ok-to-stop") {
+ vector<string> ids;
+ cmd_getval(g_ceph_context, cmdctx->cmdmap, "ids", ids);
+ set<int> osds;
+ int r;
+ cluster_state.with_osdmap([&](const OSDMap& osdmap) {
+ r = osdmap.parse_osd_id_list(ids, &osds, &ss);
+ });
+ if (!r && osds.empty()) {
+ ss << "must specify one or more OSDs";
+ r = -EINVAL;
+ }
+ if (r < 0) {
+ cmdctx->reply(r, ss);
+ return true;
+ }
+ map<pg_t,int> pg_delta; // pgid -> net acting set size change
+ int dangerous_pgs = 0;
+ cluster_state.with_pgmap([&](const PGMap& pg_map) {
+ return cluster_state.with_osdmap([&](const OSDMap& osdmap) {
+ if (pg_map.num_pg_unknown > 0) {
+ ss << pg_map.num_pg_unknown << " pgs have unknown state; "
+ << "cannot draw any conclusions";
+ r = -EAGAIN;
+ return;
+ }
+ for (auto osd : osds) {
+ auto p = pg_map.pg_by_osd.find(osd);
+ if (p != pg_map.pg_by_osd.end()) {
+ for (auto& pgid : p->second) {
+ --pg_delta[pgid];
+ }
+ }
+ }
+ for (auto& p : pg_delta) {
+ auto q = pg_map.pg_stat.find(p.first);
+ if (q == pg_map.pg_stat.end()) {
+ ss << "missing information about " << p.first << "; cannot draw"
+ << " any conclusions";
+ r = -EAGAIN;
+ return;
+ }
+ if (!(q->second.state & PG_STATE_ACTIVE) ||
+ (q->second.state & PG_STATE_DEGRADED)) {
+ // we don't currently have a good way to tell *how* degraded
+ // a degraded PG is, so we have to assume we cannot remove
+ // any more replicas/shards.
+ ++dangerous_pgs;
+ continue;
+ }
+ const pg_pool_t *pi = osdmap.get_pg_pool(p.first.pool());
+ if (!pi) {
+ ++dangerous_pgs; // pool is creating or deleting
+ } else {
+ if (q->second.acting.size() + p.second < pi->min_size) {
+ ++dangerous_pgs;
+ }
+ }
+ }
+ });
+ });
+ if (r) {
+ cmdctx->reply(r, ss);
+ return true;
+ }
+ if (dangerous_pgs) {
+ ss << dangerous_pgs << " PGs are already degraded or might become "
+ << "unavailable";
+ cmdctx->reply(-EBUSY, ss);
+ return true;
+ }
+ ss << "OSD(s) " << osds << " are ok to stop without reducing"
+ << " availability, provided there are no other concurrent failures"
+ << " or interventions. " << pg_delta.size() << " PGs are likely to be"
+ << " degraded (but remain available) as a result.";
+ cmdctx->reply(0, ss);
+ return true;
+ } else if (prefix == "pg force-recovery" ||
+ prefix == "pg force-backfill" ||
+ prefix == "pg cancel-force-recovery" ||
+ prefix == "pg cancel-force-backfill") {
+ string forceop = prefix.substr(3, string::npos);
+ list<pg_t> parsed_pgs;
+ map<int, list<pg_t> > osdpgs;
+
+ // figure out actual op just once
+ int actual_op = 0;
+ if (forceop == "force-recovery") {
+ actual_op = OFR_RECOVERY;
+ } else if (forceop == "force-backfill") {
+ actual_op = OFR_BACKFILL;
+ } else if (forceop == "cancel-force-backfill") {
+ actual_op = OFR_BACKFILL | OFR_CANCEL;
+ } else if (forceop == "cancel-force-recovery") {
+ actual_op = OFR_RECOVERY | OFR_CANCEL;
+ }
+
+ // covnert pg names to pgs, discard any invalid ones while at it
+ {
+ // we don't want to keep pgidstr and pgidstr_nodup forever
+ vector<string> pgidstr;
+ // get pgids to process and prune duplicates
+ cmd_getval(g_ceph_context, cmdctx->cmdmap, "pgid", pgidstr);
+ set<string> pgidstr_nodup(pgidstr.begin(), pgidstr.end());
+ if (pgidstr.size() != pgidstr_nodup.size()) {
+ // move elements only when there were duplicates, as this
+ // reorders them
+ pgidstr.resize(pgidstr_nodup.size());
+ auto it = pgidstr_nodup.begin();
+ for (size_t i = 0 ; i < pgidstr_nodup.size(); i++) {
+ pgidstr[i] = std::move(*it++);
+ }
+ }
+
+ cluster_state.with_pgmap([&](const PGMap& pg_map) {
+ for (auto& pstr : pgidstr) {
+ pg_t parsed_pg;
+ if (!parsed_pg.parse(pstr.c_str())) {
+ ss << "invalid pgid '" << pstr << "'; ";
+ r = -EINVAL;
+ } else {
+ auto workit = pg_map.pg_stat.find(parsed_pg);
+ if (workit == pg_map.pg_stat.end()) {
+ ss << "pg " << pstr << " not exists; ";
+ r = -ENOENT;
+ } else {
+ pg_stat_t workpg = workit->second;
+
+ // discard pgs for which user requests are pointless
+ switch (actual_op)
+ {
+ case OFR_RECOVERY:
+ if ((workpg.state & (PG_STATE_DEGRADED | PG_STATE_RECOVERY_WAIT | PG_STATE_RECOVERING)) == 0) {
+ // don't return error, user script may be racing with cluster. not fatal.
+ ss << "pg " << pstr << " doesn't require recovery; ";
+ continue;
+ } else if (workpg.state & PG_STATE_FORCED_RECOVERY) {
+ ss << "pg " << pstr << " recovery already forced; ";
+ // return error, as it may be a bug in user script
+ r = -EINVAL;
+ continue;
+ }
+ break;
+ case OFR_BACKFILL:
+ if ((workpg.state & (PG_STATE_DEGRADED | PG_STATE_BACKFILL_WAIT | PG_STATE_BACKFILLING)) == 0) {
+ ss << "pg " << pstr << " doesn't require backfilling; ";
+ continue;
+ } else if (workpg.state & PG_STATE_FORCED_BACKFILL) {
+ ss << "pg " << pstr << " backfill already forced; ";
+ r = -EINVAL;
+ continue;
+ }
+ break;
+ case OFR_BACKFILL | OFR_CANCEL:
+ if ((workpg.state & PG_STATE_FORCED_BACKFILL) == 0) {
+ ss << "pg " << pstr << " backfill not forced; ";
+ continue;
+ }
+ break;
+ case OFR_RECOVERY | OFR_CANCEL:
+ if ((workpg.state & PG_STATE_FORCED_RECOVERY) == 0) {
+ ss << "pg " << pstr << " recovery not forced; ";
+ continue;
+ }
+ break;
+ default:
+ assert(0 == "actual_op value is not supported");
+ }
+
+ parsed_pgs.push_back(std::move(parsed_pg));
+ }
+ }
+ }
+
+ // group pgs to process by osd
+ for (auto& pgid : parsed_pgs) {
+ auto workit = pg_map.pg_stat.find(pgid);
+ if (workit != pg_map.pg_stat.end()) {
+ pg_stat_t workpg = workit->second;
+ set<int32_t> osds(workpg.up.begin(), workpg.up.end());
+ osds.insert(workpg.acting.begin(), workpg.acting.end());
+ for (auto i : osds) {
+ osdpgs[i].push_back(pgid);
+ }
+ }
+ }
+
+ });
+ }
+
+ // respond with error only when no pgs are correct
+ // yes, in case of mixed errors, only the last one will be emitted,
+ // but the message presented will be fine
+ if (parsed_pgs.size() != 0) {
+ // clear error to not confuse users/scripts
+ r = 0;
+ }
+
+ // optimize the command -> messages conversion, use only one message per distinct OSD
+ cluster_state.with_osdmap([&](const OSDMap& osdmap) {
+ for (auto& i : osdpgs) {
+ if (osdmap.is_up(i.first)) {
+ vector<pg_t> pgvec(make_move_iterator(i.second.begin()), make_move_iterator(i.second.end()));
+ auto p = osd_cons.find(i.first);
+ if (p == osd_cons.end()) {
+ ss << "osd." << i.first << " is not currently connected";
+ r = -EAGAIN;
+ continue;
+ }
+ for (auto& con : p->second) {
+ con->send_message(new MOSDForceRecovery(monc->get_fsid(), pgvec, actual_op));
+ }
+ ss << "instructing pg(s) " << i.second << " on osd." << i.first << " to " << forceop << "; ";
+ }
+ }
+ });
+ ss << std::endl;
+ cmdctx->reply(r, ss);
+ return true;
+ } else {
+ r = cluster_state.with_pgmap([&](const PGMap& pg_map) {
+ return cluster_state.with_osdmap([&](const OSDMap& osdmap) {
+ return process_pg_map_command(prefix, cmdctx->cmdmap, pg_map, osdmap,
+ f.get(), &ss, &cmdctx->odata);
+ });
+ });
+
+ if (r != -EOPNOTSUPP) {
+ cmdctx->reply(r, ss);
+ return true;
+ }
+ }
+
+ // None of the special native commands,
+ ActivePyModule *handler = nullptr;
+ auto py_commands = py_modules.get_py_commands();
+ for (const auto &pyc : py_commands) {
+ auto pyc_prefix = cmddesc_get_prefix(pyc.cmdstring);
+ dout(1) << "pyc_prefix: '" << pyc_prefix << "'" << dendl;
+ if (pyc_prefix == prefix) {
+ handler = pyc.handler;
+ break;
+ }
+ }
+
+ if (handler == nullptr) {
+ ss << "No handler found for '" << prefix << "'";
+ dout(4) << "No handler found for '" << prefix << "'" << dendl;
+ cmdctx->reply(-EINVAL, ss);
+ return true;
+ } else {
+ // Okay, now we have a handler to call, but we must not call it
+ // in this thread, because the python handlers can do anything,
+ // including blocking, and including calling back into mgr.
+ dout(4) << "passing through " << cmdctx->cmdmap.size() << dendl;
+ finisher.queue(new FunctionContext([cmdctx, handler](int r_) {
+ std::stringstream ds;
+ std::stringstream ss;
+ int r = handler->handle_command(cmdctx->cmdmap, &ds, &ss);
+ cmdctx->odata.append(ds);
+ cmdctx->reply(r, ss);
+ }));
+ return true;
+ }
+}
+
+void DaemonServer::_prune_pending_service_map()
+{
+ utime_t cutoff = ceph_clock_now();
+ cutoff -= g_conf->get_val<double>("mgr_service_beacon_grace");
+ auto p = pending_service_map.services.begin();
+ while (p != pending_service_map.services.end()) {
+ auto q = p->second.daemons.begin();
+ while (q != p->second.daemons.end()) {
+ DaemonKey key(p->first, q->first);
+ if (!daemon_state.exists(key)) {
+ derr << "missing key " << key << dendl;
+ ++q;
+ continue;
+ }
+ auto daemon = daemon_state.get(key);
+ Mutex::Locker l(daemon->lock);
+ if (daemon->last_service_beacon == utime_t()) {
+ // we must have just restarted; assume they are alive now.
+ daemon->last_service_beacon = ceph_clock_now();
+ ++q;
+ continue;
+ }
+ if (daemon->last_service_beacon < cutoff) {
+ dout(10) << "pruning stale " << p->first << "." << q->first
+ << " last_beacon " << daemon->last_service_beacon << dendl;
+ q = p->second.daemons.erase(q);
+ pending_service_map_dirty = pending_service_map.epoch;
+ } else {
+ ++q;
+ }
+ }
+ if (p->second.daemons.empty()) {
+ p = pending_service_map.services.erase(p);
+ pending_service_map_dirty = pending_service_map.epoch;
+ } else {
+ ++p;
+ }
+ }
+}
+
+void DaemonServer::send_report()
+{
+ if (!pgmap_ready) {
+ if (ceph_clock_now() - started_at > g_conf->get_val<int64_t>("mgr_stats_period") * 4.0) {
+ pgmap_ready = true;
+ reported_osds.clear();
+ dout(1) << "Giving up on OSDs that haven't reported yet, sending "
+ << "potentially incomplete PG state to mon" << dendl;
+ } else {
+ dout(1) << "Not sending PG status to monitor yet, waiting for OSDs"
+ << dendl;
+ return;
+ }
+ }
+
+ auto m = new MMonMgrReport();
+ py_modules.get_health_checks(&m->health_checks);
+
+ cluster_state.with_pgmap([&](const PGMap& pg_map) {
+ cluster_state.update_delta_stats();
+
+ if (pending_service_map.epoch) {
+ _prune_pending_service_map();
+ if (pending_service_map_dirty >= pending_service_map.epoch) {
+ pending_service_map.modified = ceph_clock_now();
+ ::encode(pending_service_map, m->service_map_bl, CEPH_FEATURES_ALL);
+ dout(10) << "sending service_map e" << pending_service_map.epoch
+ << dendl;
+ pending_service_map.epoch++;
+ }
+ }
+
+ cluster_state.with_osdmap([&](const OSDMap& osdmap) {
+ // FIXME: no easy way to get mon features here. this will do for
+ // now, though, as long as we don't make a backward-incompat change.
+ pg_map.encode_digest(osdmap, m->get_data(), CEPH_FEATURES_ALL);
+ dout(10) << pg_map << dendl;
+
+ pg_map.get_health_checks(g_ceph_context, osdmap,
+ &m->health_checks);
+
+ dout(10) << m->health_checks.checks.size() << " health checks"
+ << dendl;
+ dout(20) << "health checks:\n";
+ JSONFormatter jf(true);
+ jf.dump_object("health_checks", m->health_checks);
+ jf.flush(*_dout);
+ *_dout << dendl;
+ });
+ });
+ // TODO? We currently do not notify the PyModules
+ // TODO: respect needs_send, so we send the report only if we are asked to do
+ // so, or the state is updated.
+ monc->send_mon_message(m);
+}
+
+void DaemonServer::got_service_map()
+{
+ Mutex::Locker l(lock);
+
+ cluster_state.with_servicemap([&](const ServiceMap& service_map) {
+ if (pending_service_map.epoch == 0) {
+ // we just started up
+ dout(10) << "got initial map e" << service_map.epoch << dendl;
+ pending_service_map = service_map;
+ } else {
+ // we we already active and therefore must have persisted it,
+ // which means ours is the same or newer.
+ dout(10) << "got updated map e" << service_map.epoch << dendl;
+ }
+ pending_service_map.epoch = service_map.epoch + 1;
+ });
+
+ // cull missing daemons, populate new ones
+ for (auto& p : pending_service_map.services) {
+ std::set<std::string> names;
+ for (auto& q : p.second.daemons) {
+ names.insert(q.first);
+ DaemonKey key(p.first, q.first);
+ if (!daemon_state.exists(key)) {
+ auto daemon = std::make_shared<DaemonState>(daemon_state.types);
+ daemon->key = key;
+ daemon->metadata = q.second.metadata;
+ if (q.second.metadata.count("hostname")) {
+ daemon->hostname = q.second.metadata["hostname"];
+ }
+ daemon->service_daemon = true;
+ daemon_state.insert(daemon);
+ dout(10) << "added missing " << key << dendl;
+ }
+ }
+ daemon_state.cull(p.first, names);
+ }
+}
+
+
+const char** DaemonServer::get_tracked_conf_keys() const
+{
+ static const char *KEYS[] = {
+ "mgr_stats_threshold",
+ "mgr_stats_period",
+ nullptr
+ };
+
+ return KEYS;
+}
+
+void DaemonServer::handle_conf_change(const struct md_config_t *conf,
+ const std::set <std::string> &changed)
+{
+ dout(4) << "ohai" << dendl;
+ // We may be called within lock (via MCommand `config set`) or outwith the
+ // lock (via admin socket `config set`), so handle either case.
+ const bool initially_locked = lock.is_locked_by_me();
+ if (!initially_locked) {
+ lock.Lock();
+ }
+
+ if (changed.count("mgr_stats_threshold") || changed.count("mgr_stats_period")) {
+ dout(4) << "Updating stats threshold/period on "
+ << daemon_connections.size() << " clients" << dendl;
+ // Send a fresh MMgrConfigure to all clients, so that they can follow
+ // the new policy for transmitting stats
+ for (auto &c : daemon_connections) {
+ _send_configure(c);
+ }
+ }
+}
+
+void DaemonServer::_send_configure(ConnectionRef c)
+{
+ assert(lock.is_locked_by_me());
+
+ auto configure = new MMgrConfigure();
+ configure->stats_period = g_conf->get_val<int64_t>("mgr_stats_period");
+ configure->stats_threshold = g_conf->get_val<int64_t>("mgr_stats_threshold");
+ c->send_message(configure);
+}
+
Code Review / stor4nfv.git / blobdiff