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AuthMonitor.cc
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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 <[email protected]>
*
* 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 <sstream>
#include "mon/AuthMonitor.h"
#include "mon/Monitor.h"
#include "mon/MonitorDBStore.h"
#include "mon/OSDMonitor.h"
#include "mon/MDSMonitor.h"
#include "mon/ConfigMonitor.h"
#include "messages/MMonCommand.h"
#include "messages/MAuth.h"
#include "messages/MAuthReply.h"
#include "messages/MMonGlobalID.h"
#include "msg/Messenger.h"
#include "auth/AuthServiceHandler.h"
#include "auth/KeyRing.h"
#include "include/stringify.h"
#include "include/ceph_assert.h"
#include "mds/MDSAuthCaps.h"
#include "mgr/MgrCap.h"
#include "osd/OSDCap.h"
#define dout_subsys ceph_subsys_mon
#undef dout_prefix
#define dout_prefix _prefix(_dout, mon, get_last_committed())
using namespace TOPNSPC::common;
using std::cerr;
using std::cout;
using std::dec;
using std::hex;
using std::list;
using std::map;
using std::make_pair;
using std::ostream;
using std::ostringstream;
using std::pair;
using std::set;
using std::setfill;
using std::string;
using std::stringstream;
using std::to_string;
using std::vector;
using std::unique_ptr;
using ceph::bufferlist;
using ceph::decode;
using ceph::encode;
using ceph::Formatter;
using ceph::JSONFormatter;
using ceph::make_message;
using ceph::mono_clock;
using ceph::mono_time;
using ceph::timespan_str;
static ostream& _prefix(std::ostream *_dout, Monitor &mon, version_t v) {
return *_dout << "mon." << mon.name << "@" << mon.rank
<< "(" << mon.get_state_name()
<< ").auth v" << v << " ";
}
ostream& operator<<(ostream &out, const AuthMonitor &pm)
{
return out << "auth";
}
bool AuthMonitor::check_rotate()
{
KeyServerData::Incremental rot_inc;
rot_inc.op = KeyServerData::AUTH_INC_SET_ROTATING;
if (mon.key_server.prepare_rotating_update(rot_inc.rotating_bl)) {
dout(10) << __func__ << " updating rotating" << dendl;
push_cephx_inc(rot_inc);
return true;
}
return false;
}
/*
Tick function to update the map based on performance every N seconds
*/
void AuthMonitor::tick()
{
if (!is_active()) return;
dout(10) << *this << dendl;
// increase global_id?
bool propose = false;
bool increase;
{
std::lock_guard l(mon.auth_lock);
increase = _should_increase_max_global_id();
}
if (increase) {
if (mon.is_leader()) {
increase_max_global_id();
propose = true;
} else {
dout(10) << __func__ << "requesting more ids from leader" << dendl;
int leader = mon.get_leader();
MMonGlobalID *req = new MMonGlobalID();
req->old_max_id = max_global_id;
mon.send_mon_message(req, leader);
}
}
if (!mon.is_leader()) {
return;
}
if (check_rotate()) {
propose = true;
}
if (propose) {
propose_pending();
}
}
void AuthMonitor::on_active()
{
dout(10) << "AuthMonitor::on_active()" << dendl;
if (!mon.is_leader())
return;
mon.key_server.start_server();
if (is_writeable()) {
bool propose = false;
if (check_rotate()) {
propose = true;
}
bool increase;
{
std::lock_guard l(mon.auth_lock);
increase = _should_increase_max_global_id();
}
if (increase) {
increase_max_global_id();
propose = true;
}
if (propose) {
propose_pending();
}
}
}
bufferlist _encode_cap(const string& cap)
{
bufferlist bl;
encode(cap, bl);
return bl;
}
void AuthMonitor::get_initial_keyring(KeyRing *keyring)
{
dout(10) << __func__ << dendl;
ceph_assert(keyring != nullptr);
bufferlist bl;
int ret = mon.store->get("mkfs", "keyring", bl);
if (ret == -ENOENT) {
return;
}
// fail hard only if there's an error we're not expecting to see
ceph_assert(ret == 0);
auto p = bl.cbegin();
decode(*keyring, p);
}
void _generate_bootstrap_keys(
list<pair<EntityName,EntityAuth> >* auth_lst)
{
ceph_assert(auth_lst != nullptr);
map<string,map<string,bufferlist> > bootstrap = {
{ "admin", {
{ "mon", _encode_cap("allow *") },
{ "osd", _encode_cap("allow *") },
{ "mds", _encode_cap("allow *") },
{ "mgr", _encode_cap("allow *") }
} },
{ "bootstrap-osd", {
{ "mon", _encode_cap("allow profile bootstrap-osd") }
} },
{ "bootstrap-rgw", {
{ "mon", _encode_cap("allow profile bootstrap-rgw") }
} },
{ "bootstrap-mds", {
{ "mon", _encode_cap("allow profile bootstrap-mds") }
} },
{ "bootstrap-mgr", {
{ "mon", _encode_cap("allow profile bootstrap-mgr") }
} },
{ "bootstrap-rbd", {
{ "mon", _encode_cap("allow profile bootstrap-rbd") }
} },
{ "bootstrap-rbd-mirror", {
{ "mon", _encode_cap("allow profile bootstrap-rbd-mirror") }
} }
};
for (auto &p : bootstrap) {
EntityName name;
name.from_str("client." + p.first);
EntityAuth auth;
auth.key.create(g_ceph_context, CEPH_CRYPTO_AES);
auth.caps = p.second;
auth_lst->push_back(make_pair(name, auth));
}
}
void AuthMonitor::create_initial_keys(KeyRing *keyring)
{
dout(10) << __func__ << " with keyring" << dendl;
ceph_assert(keyring != nullptr);
list<pair<EntityName,EntityAuth> > auth_lst;
_generate_bootstrap_keys(&auth_lst);
for (auto &p : auth_lst) {
if (keyring->exists(p.first)) {
continue;
}
keyring->add(p.first, p.second);
}
}
void AuthMonitor::create_initial()
{
dout(10) << "create_initial -- creating initial map" << dendl;
// initialize rotating keys
mon.key_server.clear_secrets();
check_rotate();
ceph_assert(pending_auth.size() == 1);
if (mon.is_keyring_required()) {
KeyRing keyring;
// attempt to obtain an existing mkfs-time keyring
get_initial_keyring(&keyring);
// create missing keys in the keyring
create_initial_keys(&keyring);
// import the resulting keyring
import_keyring(keyring);
}
max_global_id = MIN_GLOBAL_ID;
Incremental inc;
inc.inc_type = GLOBAL_ID;
inc.max_global_id = max_global_id;
pending_auth.push_back(inc);
format_version = 3;
}
void AuthMonitor::update_from_paxos(bool *need_bootstrap)
{
dout(10) << __func__ << dendl;
load_health();
version_t version = get_last_committed();
version_t keys_ver = mon.key_server.get_ver();
if (version == keys_ver)
return;
ceph_assert(version > keys_ver);
version_t latest_full = get_version_latest_full();
dout(10) << __func__ << " version " << version << " keys ver " << keys_ver
<< " latest " << latest_full << dendl;
if ((latest_full > 0) && (latest_full > keys_ver)) {
bufferlist latest_bl;
int err = get_version_full(latest_full, latest_bl);
ceph_assert(err == 0);
ceph_assert(latest_bl.length() != 0);
dout(7) << __func__ << " loading summary e " << latest_full << dendl;
dout(7) << __func__ << " latest length " << latest_bl.length() << dendl;
auto p = latest_bl.cbegin();
__u8 struct_v;
decode(struct_v, p);
decode(max_global_id, p);
decode(mon.key_server, p);
mon.key_server.set_ver(latest_full);
keys_ver = latest_full;
}
dout(10) << __func__ << " key server version " << mon.key_server.get_ver() << dendl;
// walk through incrementals
while (version > keys_ver) {
bufferlist bl;
int ret = get_version(keys_ver+1, bl);
ceph_assert(ret == 0);
ceph_assert(bl.length());
// reset if we are moving to initial state. we will normally have
// keys in here temporarily for bootstrapping that we need to
// clear out.
if (keys_ver == 0)
mon.key_server.clear_secrets();
dout(20) << __func__ << " walking through version " << (keys_ver+1)
<< " len " << bl.length() << dendl;
auto p = bl.cbegin();
__u8 v;
decode(v, p);
while (!p.end()) {
Incremental inc;
decode(inc, p);
switch (inc.inc_type) {
case GLOBAL_ID:
max_global_id = inc.max_global_id;
break;
case AUTH_DATA:
{
KeyServerData::Incremental auth_inc;
auto iter = inc.auth_data.cbegin();
decode(auth_inc, iter);
mon.key_server.apply_data_incremental(auth_inc);
break;
}
}
}
keys_ver++;
mon.key_server.set_ver(keys_ver);
if (keys_ver == 1 && mon.is_keyring_required()) {
auto t(std::make_shared<MonitorDBStore::Transaction>());
t->erase("mkfs", "keyring");
mon.store->apply_transaction(t);
}
}
{
std::lock_guard l(mon.auth_lock);
if (last_allocated_id == 0) {
last_allocated_id = max_global_id;
dout(10) << __func__ << " last_allocated_id initialized to "
<< max_global_id << dendl;
}
}
dout(10) << __func__ << " max_global_id=" << max_global_id
<< " format_version " << format_version
<< dendl;
mon.key_server.dump();
}
bool AuthMonitor::_should_increase_max_global_id()
{
ceph_assert(ceph_mutex_is_locked(mon.auth_lock));
auto num_prealloc = g_conf()->mon_globalid_prealloc;
if (max_global_id < num_prealloc ||
(last_allocated_id + 1) >= max_global_id - num_prealloc / 2) {
return true;
}
return false;
}
void AuthMonitor::increase_max_global_id()
{
ceph_assert(mon.is_leader());
Incremental inc;
inc.inc_type = GLOBAL_ID;
inc.max_global_id = max_global_id + g_conf()->mon_globalid_prealloc;
dout(10) << "increasing max_global_id to " << inc.max_global_id << dendl;
pending_auth.push_back(inc);
}
bool AuthMonitor::should_propose(double& delay)
{
return (!pending_auth.empty());
}
void AuthMonitor::create_pending()
{
pending_auth.clear();
dout(10) << "create_pending v " << (get_last_committed() + 1) << dendl;
}
void AuthMonitor::encode_pending(MonitorDBStore::TransactionRef t)
{
dout(10) << __func__ << " v " << (get_last_committed() + 1) << dendl;
bufferlist bl;
__u8 v = 1;
encode(v, bl);
vector<Incremental>::iterator p;
for (p = pending_auth.begin(); p != pending_auth.end(); ++p)
p->encode(bl, mon.get_quorum_con_features());
version_t version = get_last_committed() + 1;
put_version(t, version, bl);
put_last_committed(t, version);
// health
health_check_map_t next;
map<string,list<string>> bad_detail; // entity -> details
for (auto i = mon.key_server.secrets_begin();
i != mon.key_server.secrets_end();
++i) {
for (auto& p : i->second.caps) {
ostringstream ss;
if (!valid_caps(p.first, p.second, &ss)) {
ostringstream ss2;
ss2 << i->first << " " << ss.str();
bad_detail[i->first.to_str()].push_back(ss2.str());
}
}
}
for (auto& inc : pending_auth) {
if (inc.inc_type == AUTH_DATA) {
KeyServerData::Incremental auth_inc;
auto iter = inc.auth_data.cbegin();
decode(auth_inc, iter);
if (auth_inc.op == KeyServerData::AUTH_INC_DEL) {
bad_detail.erase(auth_inc.name.to_str());
} else if (auth_inc.op == KeyServerData::AUTH_INC_ADD) {
for (auto& p : auth_inc.auth.caps) {
ostringstream ss;
if (!valid_caps(p.first, p.second, &ss)) {
ostringstream ss2;
ss2 << auth_inc.name << " " << ss.str();
bad_detail[auth_inc.name.to_str()].push_back(ss2.str());
}
}
}
}
}
if (bad_detail.size()) {
ostringstream ss;
ss << bad_detail.size() << " auth entities have invalid capabilities";
health_check_t *check = &next.add("AUTH_BAD_CAPS", HEALTH_ERR, ss.str(),
bad_detail.size());
for (auto& i : bad_detail) {
for (auto& j : i.second) {
check->detail.push_back(j);
}
}
}
encode_health(next, t);
}
void AuthMonitor::encode_full(MonitorDBStore::TransactionRef t)
{
version_t version = mon.key_server.get_ver();
// do not stash full version 0 as it will never be removed nor read
if (version == 0)
return;
dout(10) << __func__ << " auth v " << version << dendl;
ceph_assert(get_last_committed() == version);
bufferlist full_bl;
std::scoped_lock l{mon.key_server.get_lock()};
dout(20) << __func__ << " key server has "
<< (mon.key_server.has_secrets() ? "" : "no ")
<< "secrets!" << dendl;
__u8 v = 1;
encode(v, full_bl);
encode(max_global_id, full_bl);
encode(mon.key_server, full_bl);
put_version_full(t, version, full_bl);
put_version_latest_full(t, version);
}
version_t AuthMonitor::get_trim_to() const
{
unsigned max = g_conf()->paxos_max_join_drift * 2;
version_t version = get_last_committed();
if (mon.is_leader() && (version > max))
return version - max;
return 0;
}
bool AuthMonitor::preprocess_query(MonOpRequestRef op)
{
auto m = op->get_req<PaxosServiceMessage>();
dout(10) << "preprocess_query " << *m << " from " << m->get_orig_source_inst() << dendl;
switch (m->get_type()) {
case MSG_MON_COMMAND:
try {
return preprocess_command(op);
} catch (const bad_cmd_get& e) {
bufferlist bl;
mon.reply_command(op, -EINVAL, e.what(), bl, get_last_committed());
return true;
}
case CEPH_MSG_AUTH:
return prep_auth(op, false);
case MSG_MON_GLOBAL_ID:
return false;
default:
ceph_abort();
return true;
}
}
bool AuthMonitor::prepare_update(MonOpRequestRef op)
{
auto m = op->get_req<PaxosServiceMessage>();
dout(10) << "prepare_update " << *m << " from " << m->get_orig_source_inst() << dendl;
switch (m->get_type()) {
case MSG_MON_COMMAND:
try {
return prepare_command(op);
} catch (const bad_cmd_get& e) {
bufferlist bl;
mon.reply_command(op, -EINVAL, e.what(), bl, get_last_committed());
return true;
}
case MSG_MON_GLOBAL_ID:
return prepare_global_id(op);
case CEPH_MSG_AUTH:
return prep_auth(op, true);
default:
ceph_abort();
return false;
}
}
void AuthMonitor::_set_mon_num_rank(int num, int rank)
{
dout(10) << __func__ << " num " << num << " rank " << rank << dendl;
ceph_assert(ceph_mutex_is_locked(mon.auth_lock));
mon_num = num;
mon_rank = rank;
}
uint64_t AuthMonitor::_assign_global_id()
{
ceph_assert(ceph_mutex_is_locked(mon.auth_lock));
if (mon_num < 1 || mon_rank < 0) {
dout(10) << __func__ << " inactive (num_mon " << mon_num
<< " rank " << mon_rank << ")" << dendl;
return 0;
}
if (!last_allocated_id) {
dout(10) << __func__ << " last_allocated_id == 0" << dendl;
return 0;
}
uint64_t id = last_allocated_id + 1;
int remainder = id % mon_num;
if (remainder) {
remainder = mon_num - remainder;
}
id += remainder + mon_rank;
if (id >= max_global_id) {
dout(10) << __func__ << " failed (max " << max_global_id << ")" << dendl;
return 0;
}
last_allocated_id = id;
dout(10) << __func__ << " " << id << " (max " << max_global_id << ")"
<< dendl;
return id;
}
uint64_t AuthMonitor::assign_global_id(bool should_increase_max)
{
uint64_t id;
{
std::lock_guard l(mon.auth_lock);
id =_assign_global_id();
if (should_increase_max) {
should_increase_max = _should_increase_max_global_id();
}
}
if (mon.is_leader() &&
should_increase_max) {
increase_max_global_id();
}
return id;
}
bool AuthMonitor::prep_auth(MonOpRequestRef op, bool paxos_writable)
{
auto m = op->get_req<MAuth>();
dout(10) << "prep_auth() blob_size=" << m->get_auth_payload().length() << dendl;
MonSession *s = op->get_session();
if (!s) {
dout(10) << "no session, dropping" << dendl;
return true;
}
int ret = 0;
MAuthReply *reply;
bufferlist response_bl;
auto indata = m->auth_payload.cbegin();
__u32 proto = m->protocol;
bool start = false;
bool finished = false;
EntityName entity_name;
bool is_new_global_id = false;
// set up handler?
if (m->protocol == 0 && !s->auth_handler) {
set<__u32> supported;
try {
__u8 struct_v = 1;
decode(struct_v, indata);
decode(supported, indata);
decode(entity_name, indata);
decode(s->con->peer_global_id, indata);
} catch (const ceph::buffer::error &e) {
dout(10) << "failed to decode initial auth message" << dendl;
ret = -EINVAL;
goto reply;
}
// do we require cephx signatures?
if (!m->get_connection()->has_feature(CEPH_FEATURE_MSG_AUTH)) {
if (entity_name.get_type() == CEPH_ENTITY_TYPE_MON ||
entity_name.get_type() == CEPH_ENTITY_TYPE_OSD ||
entity_name.get_type() == CEPH_ENTITY_TYPE_MDS ||
entity_name.get_type() == CEPH_ENTITY_TYPE_MGR) {
if (g_conf()->cephx_cluster_require_signatures ||
g_conf()->cephx_require_signatures) {
dout(1) << m->get_source_inst()
<< " supports cephx but not signatures and"
<< " 'cephx [cluster] require signatures = true';"
<< " disallowing cephx" << dendl;
supported.erase(CEPH_AUTH_CEPHX);
}
} else {
if (g_conf()->cephx_service_require_signatures ||
g_conf()->cephx_require_signatures) {
dout(1) << m->get_source_inst()
<< " supports cephx but not signatures and"
<< " 'cephx [service] require signatures = true';"
<< " disallowing cephx" << dendl;
supported.erase(CEPH_AUTH_CEPHX);
}
}
} else if (!m->get_connection()->has_feature(CEPH_FEATURE_CEPHX_V2)) {
if (entity_name.get_type() == CEPH_ENTITY_TYPE_MON ||
entity_name.get_type() == CEPH_ENTITY_TYPE_OSD ||
entity_name.get_type() == CEPH_ENTITY_TYPE_MDS ||
entity_name.get_type() == CEPH_ENTITY_TYPE_MGR) {
if (g_conf()->cephx_cluster_require_version >= 2 ||
g_conf()->cephx_require_version >= 2) {
dout(1) << m->get_source_inst()
<< " supports cephx but not v2 and"
<< " 'cephx [cluster] require version >= 2';"
<< " disallowing cephx" << dendl;
supported.erase(CEPH_AUTH_CEPHX);
}
} else {
if (g_conf()->cephx_service_require_version >= 2 ||
g_conf()->cephx_require_version >= 2) {
dout(1) << m->get_source_inst()
<< " supports cephx but not v2 and"
<< " 'cephx [service] require version >= 2';"
<< " disallowing cephx" << dendl;
supported.erase(CEPH_AUTH_CEPHX);
}
}
}
int type;
if (entity_name.get_type() == CEPH_ENTITY_TYPE_MON ||
entity_name.get_type() == CEPH_ENTITY_TYPE_OSD ||
entity_name.get_type() == CEPH_ENTITY_TYPE_MDS ||
entity_name.get_type() == CEPH_ENTITY_TYPE_MGR)
type = mon.auth_cluster_required.pick(supported);
else
type = mon.auth_service_required.pick(supported);
s->auth_handler = get_auth_service_handler(type, g_ceph_context, &mon.key_server);
if (!s->auth_handler) {
dout(1) << "client did not provide supported auth type" << dendl;
ret = -ENOTSUP;
goto reply;
}
start = true;
proto = type;
} else if (!s->auth_handler) {
dout(10) << "protocol specified but no s->auth_handler" << dendl;
ret = -EINVAL;
goto reply;
}
/* assign a new global_id? we assume this should only happen on the first
request. If a client tries to send it later, it'll screw up its auth
session */
if (!s->con->peer_global_id) {
s->con->peer_global_id = assign_global_id(paxos_writable);
if (!s->con->peer_global_id) {
delete s->auth_handler;
s->auth_handler = NULL;
if (mon.is_leader() && paxos_writable) {
dout(10) << "increasing global id, waitlisting message" << dendl;
wait_for_active(op, new C_RetryMessage(this, op));
goto done;
}
if (!mon.is_leader()) {
dout(10) << "not the leader, requesting more ids from leader" << dendl;
int leader = mon.get_leader();
MMonGlobalID *req = new MMonGlobalID();
req->old_max_id = max_global_id;
mon.send_mon_message(req, leader);
wait_for_finished_proposal(op, new C_RetryMessage(this, op));
return true;
}
ceph_assert(!paxos_writable);
return false;
}
is_new_global_id = true;
}
try {
if (start) {
// new session
ret = s->auth_handler->start_session(entity_name,
s->con->peer_global_id,
is_new_global_id,
&response_bl,
&s->con->peer_caps_info);
} else {
// request
ret = s->auth_handler->handle_request(
indata,
0, // no connection_secret needed
&response_bl,
&s->con->peer_caps_info,
nullptr, nullptr);
}
if (ret == -EIO) {
wait_for_active(op, new C_RetryMessage(this,op));
goto done;
}
if (ret > 0) {
if (!s->authenticated &&
mon.ms_handle_authentication(s->con.get()) > 0) {
finished = true;
}
ret = 0;
}
} catch (const ceph::buffer::error &err) {
ret = -EINVAL;
dout(0) << "caught error when trying to handle auth request, probably malformed request" << dendl;
}
reply:
reply = new MAuthReply(proto, &response_bl, ret, s->con->peer_global_id);
mon.send_reply(op, reply);
if (finished) {
// always send the latest monmap.
if (m->monmap_epoch < mon.monmap->get_epoch())
mon.send_latest_monmap(m->get_connection().get());
mon.configmon()->check_sub(s);
}
done:
return true;
}
bool AuthMonitor::preprocess_command(MonOpRequestRef op)
{
auto m = op->get_req<MMonCommand>();
int r = -1;
bufferlist rdata;
stringstream ss, ds;
cmdmap_t cmdmap;
if (!cmdmap_from_json(m->cmd, &cmdmap, ss)) {
// ss has reason for failure
string rs = ss.str();
mon.reply_command(op, -EINVAL, rs, rdata, get_last_committed());
return true;
}
string prefix;
cmd_getval(cmdmap, "prefix", prefix);
if (prefix == "auth add" ||
prefix == "auth del" ||
prefix == "auth rm" ||
prefix == "auth get-or-create" ||
prefix == "auth get-or-create-key" ||
prefix == "fs authorize" ||
prefix == "auth import" ||
prefix == "auth caps") {
return false;
}
MonSession *session = op->get_session();
if (!session) {
mon.reply_command(op, -EACCES, "access denied", rdata, get_last_committed());
return true;
}
// entity might not be supplied, but if it is, it should be valid
string entity_name;
cmd_getval(cmdmap, "entity", entity_name);
EntityName entity;
if (!entity_name.empty() && !entity.from_str(entity_name)) {
ss << "invalid entity_auth " << entity_name;
mon.reply_command(op, -EINVAL, ss.str(), get_last_committed());
return true;
}
string format = cmd_getval_or<string>(cmdmap, "format", "plain");
boost::scoped_ptr<Formatter> f(Formatter::create(format));
if (prefix == "auth export") {
KeyRing keyring;
export_keyring(keyring);
if (!entity_name.empty()) {
EntityAuth eauth;
if (keyring.get_auth(entity, eauth)) {
KeyRing kr;
kr.add(entity, eauth);
if (f)
kr.encode_formatted("auth", f.get(), rdata);
else
kr.encode_plaintext(rdata);
ss << "export " << eauth;
r = 0;
} else {
ss << "no key for " << eauth;
r = -ENOENT;
}
} else {
if (f)
keyring.encode_formatted("auth", f.get(), rdata);
else
keyring.encode_plaintext(rdata);
ss << "exported master keyring";
r = 0;
}
} else if (prefix == "auth get" && !entity_name.empty()) {
KeyRing keyring;
EntityAuth entity_auth;
if(!mon.key_server.get_auth(entity, entity_auth)) {
ss << "failed to find " << entity_name << " in keyring";
r = -ENOENT;
} else {
keyring.add(entity, entity_auth);
if (f)
keyring.encode_formatted("auth", f.get(), rdata);
else
keyring.encode_plaintext(rdata);
ss << "exported keyring for " << entity_name;
r = 0;
}
} else if (prefix == "auth print-key" ||
prefix == "auth print_key" ||
prefix == "auth get-key") {
EntityAuth auth;
if (!mon.key_server.get_auth(entity, auth)) {
ss << "don't have " << entity;
r = -ENOENT;
goto done;
}
if (f) {
auth.key.encode_formatted("auth", f.get(), rdata);
} else {
auth.key.encode_plaintext(rdata);
}
r = 0;
} else if (prefix == "auth list" ||
prefix == "auth ls") {
if (f) {
mon.key_server.encode_formatted("auth", f.get(), rdata);
} else {
mon.key_server.encode_plaintext(rdata);
if (rdata.length() > 0)
ss << "installed auth entries:" << std::endl;
else
ss << "no installed auth entries!" << std::endl;
}
r = 0;
goto done;
} else {
ss << "invalid command";
r = -EINVAL;
}
done:
rdata.append(ds);
string rs;
getline(ss, rs, '\0');
mon.reply_command(op, r, rs, rdata, get_last_committed());
return true;
}
void AuthMonitor::export_keyring(KeyRing& keyring)
{
mon.key_server.export_keyring(keyring);
}
int AuthMonitor::import_keyring(KeyRing& keyring)
{
dout(10) << __func__ << " " << keyring.size() << " keys" << dendl;
for (map<EntityName, EntityAuth>::iterator p = keyring.get_keys().begin();
p != keyring.get_keys().end();
++p) {
if (p->second.caps.empty()) {
dout(0) << "import: no caps supplied" << dendl;
return -EINVAL;
}
int err = add_entity(p->first, p->second);
ceph_assert(err == 0);
}
return 0;
}
int AuthMonitor::remove_entity(const EntityName &entity)
{
dout(10) << __func__ << " " << entity << dendl;
if (!mon.key_server.contains(entity))
return -ENOENT;
KeyServerData::Incremental auth_inc;
auth_inc.name = entity;
auth_inc.op = KeyServerData::AUTH_INC_DEL;
push_cephx_inc(auth_inc);
return 0;
}
bool AuthMonitor::entity_is_pending(EntityName& entity)
{
// are we about to have it?
for (auto& p : pending_auth) {
if (p.inc_type == AUTH_DATA) {
KeyServerData::Incremental inc;
auto q = p.auth_data.cbegin();
decode(inc, q);
if (inc.op == KeyServerData::AUTH_INC_ADD &&
inc.name == entity) {
return true;
}
}
}
return false;
}
int AuthMonitor::exists_and_matches_entity(
const auth_entity_t& entity,
bool has_secret,
stringstream& ss)
{
return exists_and_matches_entity(entity.name, entity.auth,
entity.auth.caps, has_secret, ss);
}
int AuthMonitor::exists_and_matches_entity(
const EntityName& name,
const EntityAuth& auth,
const map<string,bufferlist>& caps,
bool has_secret,
stringstream& ss)
{
dout(20) << __func__ << " entity " << name << " auth " << auth