8#include <kea_version.h>
114#include <boost/foreach.hpp>
115#include <boost/pointer_cast.hpp>
116#include <boost/range/adaptor/reversed.hpp>
117#include <boost/shared_ptr.hpp>
131namespace ph = std::placeholders;
137 int hook_index_buffer4_receive_;
138 int hook_index_pkt4_receive_;
139 int hook_index_subnet4_select_;
140 int hook_index_leases4_committed_;
141 int hook_index_lease4_release_;
142 int hook_index_pkt4_send_;
143 int hook_index_buffer4_send_;
144 int hook_index_lease4_decline_;
145 int hook_index_host4_identifier_;
146 int hook_index_ddns4_update_;
147 int hook_index_lease4_offer_;
148 int hook_index_lease4_server_decline_;
169std::set<std::string> dhcp4_statistics = {
171 "pkt4-discover-received",
172 "pkt4-offer-received",
173 "pkt4-request-received",
176 "pkt4-release-received",
177 "pkt4-decline-received",
178 "pkt4-inform-received",
179 "pkt4-unknown-received",
186 "v4-allocation-fail",
187 "v4-allocation-fail-shared-network",
188 "v4-allocation-fail-subnet",
189 "v4-allocation-fail-no-pools",
190 "v4-allocation-fail-classes",
191 "v4-reservation-conflicts",
211 : alloc_engine_(alloc_engine), query_(query), resp_(),
212 context_(context), ipv6_only_preferred_(false) {
214 if (!alloc_engine_) {
216 " when creating an instance of the Dhcpv4Exchange");
221 " creating an instance of the Dhcpv4Exchange");
230 context_->subnet_ = subnet;
236 if (subnet && !context_->early_global_reservations_lookup_) {
239 context_->clientid_.reset(
new ClientId(opt_clientid->getData()));
245 if (subnet->getReservationsInSubnet() ||
246 subnet->getReservationsGlobal()) {
249 if (!context_->early_global_reservations_lookup_) {
254 alloc_engine->findReservation(*context_);
257 subnet->getSharedNetwork(sn);
267 auto global_host = context_->globalHost();
268 auto current_host = context_->currentHost();
269 if ((!context_->early_global_reservations_lookup_ &&
270 global_host && !global_host->getClientClasses4().empty()) ||
271 (!sn && current_host && !current_host->getClientClasses4().empty())) {
292 if (!context_->hosts_.empty()) {
293 query->addClass(
"KNOWN");
295 .arg(query->getLabel())
298 query->addClass(
"UNKNOWN");
300 .arg(query->getLabel())
309 .arg(query_->getLabel())
313 if (query_->inClass(
"DROP")) {
315 .arg(query_->getHWAddrLabel())
316 .arg(query_->toText());
318 static_cast<int64_t
>(1));
325 uint8_t resp_type = 0;
339 resp_.reset(
new Pkt4(resp_type,
getQuery()->getTransid()));
341 copyDefaultOptions();
355 const Pkt6Ptr& query6 = query->getPkt6();
359 if (!query6->relay_info_.empty()) {
360 resp6->copyRelayInfo(query6);
363 resp6->setIface(query6->getIface());
364 resp6->setIndex(query6->getIndex());
365 resp6->setRemoteAddr(query6->getRemoteAddr());
366 resp6->setRemotePort(query6->getRemotePort());
367 resp_.reset(
new Pkt4o6(resp_, resp6));
371Dhcpv4Exchange::copyDefaultFields() {
372 resp_->setIface(query_->getIface());
373 resp_->setIndex(query_->getIndex());
380 resp_->setCiaddr(query_->getCiaddr());
384 resp_->setHops(query_->getHops());
387 resp_->setHWAddr(query_->getHWAddr());
390 resp_->setGiaddr(query_->getGiaddr());
399 HWAddrPtr src_hw_addr = query_->getLocalHWAddr();
401 resp_->setLocalHWAddr(src_hw_addr);
403 HWAddrPtr dst_hw_addr = query_->getRemoteHWAddr();
405 resp_->setRemoteHWAddr(dst_hw_addr);
409 resp_->setFlags(query_->getFlags());
413Dhcpv4Exchange::copyDefaultOptions() {
418 if (client_id && echo) {
419 resp_->addOption(client_id);
432 resp_->addOption(subnet_sel);
445 sao->boolValue() && query_->inClass(
"STASH_AGENT_OPTIONS")) {
448 resp_->addOption(rai);
458 for (
auto const& id_type : cfg->getIdentifierTypes()) {
461 if (context->hwaddr_ && !context->hwaddr_->hwaddr_.empty()) {
462 context->addHostIdentifier(id_type, context->hwaddr_->hwaddr_);
467 if (context->clientid_) {
468 const std::vector<uint8_t>& vec = context->clientid_->getClientId();
473 if ((vec[0] == CLIENT_ID_OPTION_TYPE_DUID) && (vec.size() > 5)) {
475 context->addHostIdentifier(id_type,
476 std::vector<uint8_t>(vec.begin() + 5,
488 if (circuit_id_opt) {
489 const OptionBuffer& circuit_id_vec = circuit_id_opt->getData();
490 if (!circuit_id_vec.empty()) {
491 context->addHostIdentifier(id_type, circuit_id_vec);
499 if (context->clientid_) {
500 const std::vector<uint8_t>& vec = context->clientid_->getClientId();
502 context->addHostIdentifier(id_type, vec);
515 std::vector<uint8_t> id;
524 callout_handle->setArgument(
"query4", context->query_);
525 callout_handle->setArgument(
"id_type", type);
526 callout_handle->setArgument(
"id_value",
id);
532 callout_handle->getArgument(
"id_type", type);
533 callout_handle->getArgument(
"id_value",
id);
539 .arg(context->query_->getLabel())
542 context->addHostIdentifier(type,
id);
557 for (
auto const& def : *defs_ptr) {
561 if (def->getMatchExpr()) {
562 query->classes_.erase(def->getName());
569 if (context->currentHost() && context->query_) {
570 const ClientClasses& classes = context->currentHost()->getClientClasses4();
571 for (
auto const& cclass : classes) {
572 context->query_->addClass(cclass);
579 if (context_->subnet_) {
581 context_->subnet_->getSharedNetwork(shared_network);
582 if (shared_network) {
584 if (host && (host->getIPv4SubnetID() != SUBNET_ID_GLOBAL)) {
596 if (!host->getNextServer().isV4Zero()) {
597 resp_->setSiaddr(host->getNextServer());
600 std::string sname = host->getServerHostname();
601 if (!sname.empty()) {
602 resp_->setSname(
reinterpret_cast<const uint8_t*
>(sname.c_str()),
606 std::string bootfile = host->getBootFileName();
607 if (!bootfile.empty()) {
608 resp_->setFile(
reinterpret_cast<const uint8_t*
>(bootfile.c_str()),
616 boost::shared_ptr<OptionString> vendor_class =
628 pkt->addClass(
"ALL");
642 for (
auto const& it : *defs_ptr) {
650 if (it->getAdditional()) {
654 if (it->getDependOnKnown() != depend_on_known) {
657 it->test(pkt, expr_ptr);
664 const bool use_bcast,
const bool direct_response_desired)
670 test_send_responses_to_source_(false) {
672 const char* env = std::getenv(
"KEA_TEST_SEND_RESPONSES_TO_SOURCE");
675 test_send_responses_to_source_ =
true;
703 }
catch (
const std::exception &e) {
719 for (
auto const& it : dhcp4_statistics) {
721 stats_mgr.
setValue(it,
static_cast<int64_t
>(0));
731 }
catch (
const std::exception& ex) {
738 }
catch (
const std::exception& ex) {
757 if (!names.empty()) {
759 for (
size_t i = 1; i < names.size(); ++i) {
760 msg += std::string(
", ") + names[i];
766 io_service_->stopAndPoll();
777 bool sanity_only,
bool allow_answer_park) {
780 if (query->isDhcp4o6()) {
789 subnet = cfgmgr.
getCurrentCfg()->getCfgSubnets4()->selectSubnet(selector);
801 shared_ptr<ScopedCalloutHandleState> callout_handle_state(
802 std::make_shared<ScopedCalloutHandleState>(callout_handle));
808 callout_handle->setArgument(
"query4", query);
809 callout_handle->setArgument(
"subnet4", subnet);
810 callout_handle->setArgument(
"subnet4collection",
812 getCfgSubnets4()->getAll());
814 auto const tpl(parkingLimitExceeded(
"subnet4_select"));
815 bool const exceeded(
get<0>(tpl));
817 uint32_t
const limit(
get<1>(tpl));
822 .arg(query->getLabel());
828 "subnet4_select", query, [
this, query, allow_answer_park, callout_handle_state]() {
830 boost::shared_ptr<function<void()>> callback(
831 boost::make_shared<function<
void()>>(
832 [
this, query, allow_answer_park]()
mutable {
835 callout_handle_state->on_completion_ = [callback]() {
858 .arg(query->getLabel());
871 .arg(query->getLabel());
880 .arg(query->getLabel());
886 callout_handle->getArgument(
"subnet4", subnet);
892 .arg(query->getLabel())
893 .arg(subnet->getID());
897 .arg(query->getLabel())
898 .arg(subnet->toText());
903 .arg(query->getLabel());
911 bool sanity_only,
bool allow_answer_park) {
915 selector.
ciaddr_ = query->getCiaddr();
916 selector.
giaddr_ = query->getGiaddr();
927 Pkt4o6Ptr query4o6 = boost::dynamic_pointer_cast<Pkt4o6>(query);
931 const Pkt6Ptr& query6 = query4o6->getPkt6();
934 if (query6 && !query6->relay_info_.empty()) {
935 for (
auto const& relay : boost::adaptors::reverse(query6->relay_info_)) {
936 if (!relay.linkaddr_.isV6Zero() &&
937 !relay.linkaddr_.isV6LinkLocal()) {
950 OptionCustomPtr oc = boost::dynamic_pointer_cast<OptionCustom>(sbnsel);
957 subnet = cfgmgr.
getCurrentCfg()->getCfgSubnets4()->selectSubnet4o6(selector);
969 shared_ptr<ScopedCalloutHandleState> callout_handle_state(
970 std::make_shared<ScopedCalloutHandleState>(callout_handle));
976 callout_handle->setArgument(
"query4", query);
977 callout_handle->setArgument(
"subnet4", subnet);
978 callout_handle->setArgument(
"subnet4collection",
980 getCfgSubnets4()->getAll());
982 auto const tpl(parkingLimitExceeded(
"subnet4_select"));
983 bool const exceeded(
get<0>(tpl));
985 uint32_t
const limit(
get<1>(tpl));
990 .arg(query->getLabel());
996 "subnet4_select", query, [
this, query, allow_answer_park, callout_handle_state]() {
998 boost::shared_ptr<function<void()>> callback(
999 boost::make_shared<function<
void()>>(
1000 [
this, query, allow_answer_park]()
mutable {
1003 callout_handle_state->on_completion_ = [callback]() {
1026 .arg(query->getLabel());
1039 .arg(query->getLabel());
1048 .arg(query->getLabel());
1054 callout_handle->getArgument(
"subnet4", subnet);
1061 .arg(query->getLabel())
1062 .arg(subnet->getID());
1067 .arg(query->getLabel())
1068 .arg(subnet->toText());
1073 .arg(query->getLabel());
1093 ctx->query_ = query;
1096 ctx->hwaddr_ = query->getHWAddr();
1110 ctx->early_global_reservations_lookup_ = egrl->boolValue();
1114 if (ctx->early_global_reservations_lookup_) {
1118 ctx->clientid_.reset(
new ClientId(opt_clientid->getData()));
1127 if (global_host && !global_host->getClientClasses4().empty()) {
1132 const ClientClasses& classes = global_host->getClientClasses4();
1133 for (
auto const& cclass : classes) {
1134 query->addClass(cclass);
1143 query->addClass(
"KNOWN");
1145 .arg(query->getLabel())
1152 if (query->inClass(
"DROP")) {
1155 .arg(query->getHWAddrLabel())
1156 .arg(query->toText());
1158 static_cast<int64_t
>(1));
1163 ctx->hosts_[SUBNET_ID_GLOBAL] = global_host;
1177 const char*
interface = getenv(
"KEA_AFL_INTERFACE");
1179 isc_throw(FuzzInitFail,
"no fuzzing interface has been set");
1183 const char* address = getenv(
"KEA_AFL_ADDRESS");
1185 isc_throw(FuzzInitFail,
"no fuzzing address has been set");
1193 while (__AFL_LOOP(fuzzer.maxLoopCount())) {
1205 }
catch (
const std::exception& e) {
1236 uint32_t timeout = 1;
1247 .arg(query->getRemoteAddr().toText())
1248 .arg(query->getRemotePort())
1249 .arg(query->getLocalAddr().toText())
1250 .arg(query->getLocalPort())
1251 .arg(query->getIface());
1267 }
catch (
const std::exception& e) {
1283 .arg(query->getLabel());
1287 query->addPktEvent(
"mt_queued");
1288 typedef function<void()> CallBack;
1289 boost::shared_ptr<CallBack> call_back =
1305 }
catch (
const std::exception& e) {
1307 .arg(query->getLabel())
1328 query->addPktEvent(
"process_started");
1331 query->addClass(
"ALL");
1338 static_cast<int64_t
>(1));
1340 bool skip_unpack =
false;
1357 callout_handle->setArgument(
"query4", query);
1369 .arg(query->getRemoteAddr().toText())
1370 .arg(query->getLocalAddr().toText())
1371 .arg(query->getIface());
1382 .arg(query->getRemoteAddr().toText())
1383 .arg(query->getLocalAddr().toText())
1384 .arg(query->getIface());
1388 callout_handle->getArgument(
"query4", query);
1396 .arg(query->getRemoteAddr().toText())
1397 .arg(query->getLocalAddr().toText())
1398 .arg(query->getIface());
1405 .arg(query->getLabel())
1407 }
catch (
const std::exception& e) {
1410 .arg(query->getLabel())
1411 .arg(query->getRemoteAddr().toText())
1412 .arg(query->getLocalAddr().toText())
1413 .arg(query->getIface())
1415 .arg(query->getHWAddrLabel());
1419 static_cast<int64_t
>(1));
1421 static_cast<int64_t
>(1));
1428 .arg(query->getLabel());
1436 }
catch (
const std::exception&) {
1453 static_cast<int64_t
>(1));
1459 int type = query->getType();
1461 .arg(query->getLabel())
1462 .arg(query->getName())
1464 .arg(query->getRemoteAddr())
1465 .arg(query->getLocalAddr())
1466 .arg(query->getIface());
1468 .arg(query->getLabel())
1469 .arg(query->toText());
1485 callout_handle->setArgument(
"query4", query);
1498 .arg(query->getLabel());
1502 callout_handle->getArgument(
"query4", query);
1506 if (query->inClass(
"DROP")) {
1508 .arg(query->getHWAddrLabel())
1509 .arg(query->toText());
1511 static_cast<int64_t
>(1));
1520 bool allow_answer_park) {
1529 }
catch (
const std::exception& e) {
1531 .arg(query->getLabel())
1551 this, query, allow_answer_park));
1552 if (!client_handler.
tryLock(query, cont)) {
1568 ctx->subnet_ =
selectSubnet(query, drop,
false, allow_answer_park);
1574 }
catch (
const std::exception& e) {
1584 .arg(query->getLabel())
1589 static_cast<int64_t
>(1));
1598 bool allow_answer_park) {
1608 }
catch (
const std::exception& e) {
1610 .arg(query->getLabel())
1619 bool allow_answer_park) {
1627 callout_handle->getContext(
"subnet4", ctx->subnet_);
1637 bool allow_answer_park) {
1644 switch (query->getType()) {
1674 }
catch (
const std::exception& e) {
1684 .arg(query->getLabel())
1689 static_cast<int64_t
>(1));
1696 int hook_idx =
Hooks.hook_index_leases4_committed_;
1697 std::string hook_label =
"leases4_committed";
1701 if (ctx->fake_allocation_) {
1702 hook_idx =
Hooks.hook_index_lease4_offer_;
1703 hook_label =
"lease4_offer";
1733 std::shared_ptr<ScopedCalloutHandleState> callout_handle_state =
1734 std::make_shared<ScopedCalloutHandleState>(callout_handle);
1739 callout_handle->setArgument(
"query4", query);
1743 callout_handle->setArgument(
"response4", rsp);
1747 if (ctx->new_lease_ && (ctx->new_lease_->reuseable_valid_lft_ == 0)) {
1748 new_leases->push_back(ctx->new_lease_);
1750 callout_handle->setArgument(
"leases4", new_leases);
1752 if (ctx->fake_allocation_) {
1754 callout_handle->setArgument(
"offer_lifetime", ctx->offer_lft_);
1755 callout_handle->setArgument(
"old_lease", ctx->old_lease_);
1756 callout_handle->setArgument(
"host", ctx->currentHost());
1760 if (ctx->old_lease_) {
1761 if ((!ctx->new_lease_) || (ctx->new_lease_->addr_ != ctx->old_lease_->addr_)) {
1762 deleted_leases->push_back(ctx->old_lease_);
1765 callout_handle->setArgument(
"deleted_leases4", deleted_leases);
1768 if (allow_answer_park) {
1769 auto const tpl(parkingLimitExceeded(hook_label));
1770 bool const exceeded(
get<0>(tpl));
1772 uint32_t
const limit(
get<1>(tpl));
1776 .arg(query->getLabel());
1778 static_cast<int64_t
>(1));
1788 [
this, callout_handle, query, rsp, callout_handle_state, hook_idx, ctx]()
mutable {
1789 if (hook_idx ==
Hooks.hook_index_lease4_offer_) {
1790 bool offer_address_in_use =
false;
1792 callout_handle->getArgument(
"offer_address_in_use", offer_address_in_use);
1795 .arg(query->getLabel())
1799 if (offer_address_in_use) {
1801 bool lease_exists = (ctx->offer_lft_ > 0);
1803 typedef function<void()> CallBack;
1806 boost::shared_ptr<CallBack> call_back = boost::make_shared<CallBack>(
1808 callout_handle, query, lease, lease_exists));
1809 callout_handle_state->on_completion_ = [call_back]() {
1822 typedef function<void()> CallBack;
1823 boost::shared_ptr<CallBack> call_back = boost::make_shared<CallBack>(
1825 query, rsp, ctx->subnet_));
1826 callout_handle_state->on_completion_ = [call_back]() {
1841 if (allow_answer_park) {
1849 allow_answer_park) {
1851 .arg(query->getLabel());
1862 .arg(query->getLabel());
1884 }
catch (
const std::exception& e) {
1886 .arg(query->getLabel())
1897 query->addPktEvent(
"process_completed");
1903 bool skip_pack =
false;
1919 callout_handle->setArgument(
"query4", query);
1922 callout_handle->setArgument(
"response4", rsp);
1925 callout_handle->setArgument(
"subnet4", subnet);
1938 .arg(query->getLabel());
1945 .arg(rsp->getLabel());
1954 .arg(rsp->getLabel());
1956 }
catch (
const std::exception& e) {
1958 .arg(rsp->getLabel())
1988 callout_handle->setArgument(
"response4", rsp);
2001 .arg(rsp->getLabel());
2005 callout_handle->getArgument(
"response4", rsp);
2009 .arg(rsp->getLabel())
2010 .arg(rsp->getName())
2011 .arg(
static_cast<int>(rsp->getType()))
2012 .arg(rsp->getLocalAddr().isV4Zero() ?
"*" : rsp->getLocalAddr().toText())
2013 .arg(rsp->getLocalPort())
2014 .arg(rsp->getRemoteAddr())
2015 .arg(rsp->getRemotePort())
2016 .arg(rsp->getIface().empty() ?
"to be determined from routing" :
2021 .arg(rsp->getLabel())
2022 .arg(rsp->getName())
2023 .arg(
static_cast<int>(rsp->getType()))
2024 .arg(rsp->toText());
2030 }
catch (
const std::exception& e) {
2032 .arg(rsp->getLabel())
2042 boost::shared_ptr<Option4AddrLst> generated =
2043 boost::dynamic_pointer_cast<Option4AddrLst>(srvid);
2049 if (addrs.size() != 1) {
2051 <<
"Expected to contain a single IPv4 address.");
2054 return (addrs[0].toText());
2072 if (local_addr.
isV4Bcast() || query->isDhcp4o6()) {
2078 opt_srvid->writeAddress(local_addr);
2096 if (host && !host->getCfgOption4()->empty()) {
2097 co_list.push_back(host->getCfgOption4());
2104 addr = resp->getYiaddr();
2108 if (pool && !pool->getCfgOption()->empty()) {
2109 co_list.push_back(pool->getCfgOption());
2114 if (!subnet->getCfgOption()->empty()) {
2115 co_list.push_back(subnet->getCfgOption());
2120 subnet->getSharedNetwork(network);
2121 if (network && !network->getCfgOption()->empty()) {
2122 co_list.push_back(network->getCfgOption());
2127 for (
auto const& cclass : classes) {
2130 getClientClassDictionary()->findClass(cclass);
2142 if (ccdef->getCfgOption()->empty()) {
2147 co_list.push_back(ccdef->getCfgOption());
2171 if (co_list.empty()) {
2177 set<uint8_t> requested_opts;
2186 for (uint16_t code : option_prl->getValues()) {
2187 static_cast<void>(requested_opts.insert(code));
2191 std::set<uint8_t> cancelled_opts;
2192 const auto& cclasses = query->getClasses();
2196 for (
auto const& copts : co_list) {
2204 BOOST_FOREACH(
auto const& desc, prange) {
2207 uint8_t code =
static_cast<uint8_t
>(desc.option_->getType());
2208 static_cast<void>(requested_opts.insert(code));
2214 BOOST_FOREACH(
auto const& desc, crange) {
2217 uint8_t code =
static_cast<uint8_t
>(desc.option_->getType());
2218 static_cast<void>(cancelled_opts.insert(code));
2225 for (uint8_t opt : requested_opts) {
2226 if (cancelled_opts.count(opt) > 0) {
2234 if (!resp->getOption(opt)) {
2236 for (
auto const& copts : co_list) {
2241 resp->addOption(desc.
option_);
2254 set<uint32_t> vendor_ids;
2258 vendor_opts = boost::dynamic_pointer_cast<OptionVendorClass>(opt.second);
2260 uint32_t vendor_id = vendor_opts->getVendorId();
2261 static_cast<void>(vendor_ids.insert(vendor_id));
2265 for (
auto const& copts : co_list) {
2268 if (!desc.option_ || !desc.allowedForClientClasses(cclasses)) {
2272 boost::dynamic_pointer_cast<OptionVendorClass>(desc.option_);
2277 uint32_t vendor_id = vendor_opts->getVendorId();
2278 if (vendor_ids.count(vendor_id) > 0) {
2282 resp->Pkt::addOption(desc.option_);
2283 static_cast<void>(vendor_ids.insert(vendor_id));
2292 set<uint32_t> vendor_ids;
2296 vendor_opts = boost::dynamic_pointer_cast<OptionVendor>(opt.second);
2298 uint32_t vendor_id = vendor_opts->getVendorId();
2299 static_cast<void>(vendor_ids.insert(vendor_id));
2303 for (
auto const& copts : co_list) {
2306 if (!desc.option_ || !desc.allowedForClientClasses(cclasses)) {
2310 boost::dynamic_pointer_cast<OptionVendor>(desc.option_);
2315 uint32_t vendor_id = vendor_opts->getVendorId();
2316 if (vendor_ids.count(vendor_id) > 0) {
2322 resp->Pkt::addOption(vendor_opts);
2323 static_cast<void>(vendor_ids.insert(vendor_id));
2343 if (!subnet || co_list.empty()) {
2349 set<uint32_t> vendor_ids;
2353 map<uint32_t, OptionVendorPtr> vendor_rsps;
2356 vendor_rsp = boost::dynamic_pointer_cast<OptionVendor>(opt.second);
2358 uint32_t vendor_id = vendor_rsp->getVendorId();
2359 vendor_rsps[vendor_id] = vendor_rsp;
2360 static_cast<void>(vendor_ids.insert(vendor_id));
2366 map<uint32_t, OptionVendorPtr> vendor_reqs;
2369 vendor_req = boost::dynamic_pointer_cast<OptionVendor>(opt.second);
2371 uint32_t vendor_id = vendor_req->getVendorId();
2372 vendor_reqs[vendor_id] = vendor_req;
2373 static_cast<void>(vendor_ids.insert(vendor_id));
2381 vendor_class = boost::dynamic_pointer_cast<OptionVendorClass>(opt.second);
2383 uint32_t vendor_id = vendor_class->getVendorId();
2384 static_cast<void>(vendor_ids.insert(vendor_id));
2390 if (vendor_ids.empty()) {
2394 map<uint32_t, set<uint8_t> > requested_opts;
2408 oro = boost::dynamic_pointer_cast<OptionUint8Array>(oro_generic);
2411 set<uint8_t> oro_req_opts;
2412 for (uint8_t code : oro->getValues()) {
2413 static_cast<void>(oro_req_opts.insert(code));
2419 const auto& cclasses = query->getClasses();
2420 for (uint32_t vendor_id : vendor_ids) {
2422 std::set<uint8_t> cancelled_opts;
2426 for (
auto const& copts : co_list) {
2435 BOOST_FOREACH(
auto const& desc, prange) {
2438 uint8_t code =
static_cast<uint8_t
>(desc.option_->getType());
2439 static_cast<void>(requested_opts[vendor_id].insert(code));
2446 BOOST_FOREACH(
auto const& desc, crange) {
2449 uint8_t code =
static_cast<uint8_t
>(desc.option_->getType());
2450 static_cast<void>(cancelled_opts.insert(code));
2460 if (requested_opts[vendor_id].empty()) {
2468 if (vendor_rsps.count(vendor_id) > 0) {
2469 vendor_rsp = vendor_rsps[vendor_id];
2477 for (uint8_t opt : requested_opts[vendor_id]) {
2478 if (cancelled_opts.count(opt) > 0) {
2481 if (!vendor_rsp->getOption(opt)) {
2482 for (
auto const& copts : co_list) {
2486 vendor_rsp->addOption(desc.
option_);
2496 if (added && (vendor_rsps.count(vendor_id) == 0)) {
2497 resp->Pkt::addOption(vendor_rsp);
2506 static const std::vector<uint16_t> required_options = {
2520 if (co_list.empty()) {
2525 const auto& cclasses = ex.
getQuery()->getClasses();
2529 for (
auto const& required : required_options) {
2530 OptionPtr opt = resp->getOption(required);
2533 for (
auto const& copts : co_list) {
2535 required, cclasses);
2537 resp->addOption(desc.
option_);
2557 .arg(query->getLabel());
2558 processClientFqdnOption(ex);
2563 .arg(query->getLabel());
2564 processHostnameOption(ex);
2570 std::string hostname;
2571 bool fqdn_fwd =
false;
2572 bool fqdn_rev =
false;
2575 fqdn = boost::dynamic_pointer_cast<Option4ClientFqdn>(resp->getOption(
DHO_FQDN));
2577 hostname = fqdn->getDomainName();
2580 opt_hostname = boost::dynamic_pointer_cast<OptionString>
2584 hostname = opt_hostname->getValue();
2589 if (hostname ==
".") {
2595 if (ex.
getContext()->getDdnsParams()->getEnableUpdates()) {
2615 callout_handle->setArgument(
"query4", query);
2616 callout_handle->setArgument(
"response4", resp);
2617 callout_handle->setArgument(
"subnet4", subnet);
2618 callout_handle->setArgument(
"hostname", hostname);
2619 callout_handle->setArgument(
"fwd-update", fqdn_fwd);
2620 callout_handle->setArgument(
"rev-update", fqdn_rev);
2621 callout_handle->setArgument(
"ddns-params", ex.
getContext()->getDdnsParams());
2627 string hook_hostname;
2628 bool hook_fqdn_fwd =
false;
2629 bool hook_fqdn_rev =
false;
2630 callout_handle->getArgument(
"hostname", hook_hostname);
2631 callout_handle->getArgument(
"fwd-update", hook_fqdn_fwd);
2632 callout_handle->getArgument(
"rev-update", hook_fqdn_rev);
2636 if ((hostname != hook_hostname) || (fqdn_fwd != hook_fqdn_fwd) ||
2637 (fqdn_rev != hook_fqdn_rev)) {
2639 .arg(hostname).arg(hook_hostname).arg(fqdn_fwd).arg(hook_fqdn_fwd)
2640 .arg(fqdn_rev).arg(hook_fqdn_rev);
2641 hostname = hook_hostname;
2642 fqdn_fwd = hook_fqdn_fwd;
2643 fqdn_rev = hook_fqdn_rev;
2647 OptionStringPtr hostname_opt = boost::dynamic_pointer_cast<OptionString>
2650 hostname_opt->setValue(hook_hostname);
2655 fqdn = boost::dynamic_pointer_cast<Option4ClientFqdn>(resp->getOption(
DHO_FQDN));
2667 ctx->fwd_dns_update_ = fqdn_fwd;
2668 ctx->rev_dns_update_ = fqdn_rev;
2669 ctx->hostname_ = hostname;
2694 .arg(fqdn->toText());
2710 !ex.
getContext()->currentHost()->getHostname().empty()) {
2736 .arg(fqdn_resp->
toText());
2741Dhcpv4Srv::processHostnameOption(Dhcpv4Exchange& ex) {
2746 OptionStringPtr opt_hostname = boost::dynamic_pointer_cast<OptionString>
2752 .arg(opt_hostname->getValue());
2760 if (ctx->currentHost() && !ctx->currentHost()->getHostname().empty()) {
2762 std::string hostname = d2_mgr.
qualifyName(ctx->currentHost()->getHostname(),
2765 boost::algorithm::to_lower(hostname);
2783 ex.
getContext()->getDdnsParams()->getReplaceClientNameMode();
2786 if (!opt_hostname) {
2806 .arg(opt_hostname->getValue());
2809 unsigned int label_count;
2815 }
catch (
const std::exception& exc) {
2826 if (label_count == 0) {
2844 || label_count < 2) {
2858 ex.
getContext()->getDdnsParams()->getHostnameSanitizer();
2861 hostname = sanitizer->scrub(hostname);
2865 boost::algorithm::to_lower(hostname);
2867 if (label_count == 2) {
2875 opt_hostname_resp.reset(
2886 .arg(opt_hostname_resp->getValue());
2896 "NULL lease specified when creating NameChangeRequest");
2904 if ((lease->reuseable_valid_lft_ == 0) &&
2906 !lease->hasIdenticalFqdn(*old_lease))) {
2924 while (current_subnet) {
2930 subnet = current_subnet;
2934 current_subnet = current_subnet->getNextSubnet(subnet, client_classes);
2938 subnet->getSharedNetwork(network);
2970 bool fake_allocation = (query->getType() ==
DHCPDISCOVER);
2976 auto const& requested_opts = option_prl->getValues();
2977 if ((std::find(requested_opts.cbegin(), requested_opts.cend(),
2981 ctx->subnet_ = subnet;
2983 if (!fake_allocation) {
2984 resp->setCiaddr(query->getCiaddr());
3000 if (opt_requested_address) {
3001 hint = opt_requested_address->readAddress();
3003 }
else if (!query->getCiaddr().isV4Zero()) {
3004 hint = query->getCiaddr();
3011 auto authoritative =
false;
3017 auto init_reboot = (!fake_allocation && !opt_serverid && opt_requested_address);
3020 .arg(query->getLabel())
3025 authoritative = subnet->getAuthoritative();
3031 authoritative = flag->boolValue();
3034 }
else if (fake_allocation) {
3036 .arg(query->getLabel())
3040 .arg(query->getLabel())
3048 if (!subnet && (!init_reboot || authoritative)) {
3055 .arg(query->getLabel())
3056 .arg(query->getRemoteAddr().toText())
3057 .arg(query->getName());
3075 auto const& classes = query->getClasses();
3085 if (original_subnet && client_id) {
3089 if (!leases_client_id.empty()) {
3095 for (
auto const& l : leases_client_id) {
3096 if (l->subnet_id_ == s->getID()) {
3106 s = s->getNextSubnet(original_subnet, classes);
3114 if (original_subnet && !lease && hwaddr) {
3118 if (!leases_hwaddr.empty()) {
3123 for (
auto const& l : leases_hwaddr) {
3124 if (l->subnet_id_ == s->getID()) {
3134 s = s->getNextSubnet(original_subnet, classes);
3143 bool known_client = lease && lease->belongsToClient(hwaddr, client_id);
3144 if (!authoritative && !known_client) {
3147 .arg(query->getLabel())
3156 if ((known_client && (lease->addr_ != hint)) ||
3157 (!known_client && authoritative) ||
3158 (!original_subnet)) {
3161 .arg(query->getLabel())
3173 ctx->requested_address_ = hint;
3174 ctx->fake_allocation_ = fake_allocation;
3175 ctx->callout_handle_ = callout_handle;
3189 bool reprocess_client_name =
false;
3193 auto ddns_params = ex.
getContext()->getDdnsParams();
3194 auto pool = ddns_params->setPoolFromAddress(lease->addr_);
3196 reprocess_client_name = pool->hasDdnsParameters();
3202 if (subnet && ctx->subnet_ && subnet->getID() != ctx->subnet_->getID()) {
3211 subnet->getSharedNetwork(network);
3213 .arg(query->getLabel())
3214 .arg(subnet->toText())
3215 .arg(ctx->subnet_->toText())
3216 .arg(network ? network->getName() :
"<no network?>");
3218 subnet = ctx->subnet_;
3220 reprocess_client_name =
true;
3226 bool client_name_changed =
false;
3228 if (reprocess_client_name) {
3233 ctx->hostname_ =
"";
3234 ctx->fwd_dns_update_ =
false;
3235 ctx->rev_dns_update_ =
false;
3242 if ((lease->hostname_ != ctx->hostname_) ||
3243 (lease->fqdn_fwd_ != ctx->fwd_dns_update_) ||
3244 (lease->fqdn_rev_ != ctx->rev_dns_update_)) {
3245 lease->hostname_ = ctx->hostname_;
3246 lease->fqdn_fwd_ = ctx->fwd_dns_update_;
3247 lease->fqdn_rev_ = ctx->rev_dns_update_;
3248 client_name_changed =
true;
3255 if (fake_allocation) {
3257 .arg(query->getLabel())
3258 .arg(lease->addr_.toText());
3261 .arg(query->getLabel())
3262 .arg(lease->addr_.toText())
3270 if (!ctx->subnet_->getMatchClientId()) {
3272 .arg(ctx->query_->getLabel())
3273 .arg(ctx->subnet_->getID());
3276 resp->setYiaddr(lease->addr_);
3282 if (!fake_allocation) {
3287 resp->setCiaddr(query->getCiaddr());
3296 if (lease->reuseable_valid_lft_ > 0) {
3297 lease->valid_lft_ = lease->reuseable_valid_lft_;
3299 .arg(query->getLabel())
3300 .arg(lease->addr_.toText())
3317 resp->addOption(opt);
3320 resp->addOption(getNetmaskOption(subnet));
3326 if (!fake_allocation) {
3332 .arg(query->getLabel())
3340 if (ctx->unknown_requested_addr_) {
3352 s = s->getNextSubnet(original_subnet);
3360 .arg(query->getLabel())
3361 .arg(query->getCiaddr().toText())
3362 .arg(opt_requested_address ?
3363 opt_requested_address->readAddress().toText() :
"(no address)");
3371 .arg(query->getLabel())
3372 .arg(query->getCiaddr().toText())
3373 .arg(opt_requested_address ?
3374 opt_requested_address->readAddress().toText() :
"(no address)");
3386 const Pkt4Ptr& query,
const Pkt4Ptr& resp,
bool client_name_changed) {
3395 opt_hostname = boost::dynamic_pointer_cast<OptionString>(resp->getOption(
DHO_HOST_NAME));
3396 if (!opt_hostname) {
3403 if (lease->hostname_.empty()) {
3410 .
generateFqdn(lease->addr_, *(ctx->getDdnsParams()),
static_cast<bool>(fqdn));
3413 .arg(query->getLabel())
3414 .arg(lease->hostname_);
3416 client_name_changed =
true;
3419 if (client_name_changed) {
3425 if (!ctx->fake_allocation_ || (ctx->offer_lft_ > 0)) {
3427 lease->reuseable_valid_lft_ = 0;
3440 opt_hostname->setValue(lease->hostname_);
3444 .arg(query->getLabel())
3445 .arg(lease->hostname_)
3455 uint32_t t2_time = 0;
3457 if (!subnet->getT2().unspecified()) {
3458 t2_time = subnet->getT2();
3459 }
else if (subnet->getCalculateTeeTimes()) {
3461 t2_time =
static_cast<uint32_t
>(round(subnet->getT2Percent() * (lease->valid_lft_)));
3466 uint32_t timer_ceiling = lease->valid_lft_;
3467 if (t2_time > 0 && t2_time < timer_ceiling) {
3469 resp->addOption(t2);
3471 timer_ceiling = t2_time;
3474 uint32_t t1_time = 0;
3476 if (!subnet->getT1().unspecified()) {
3477 t1_time = subnet->getT1();
3478 }
else if (subnet->getCalculateTeeTimes()) {
3480 t1_time =
static_cast<uint32_t
>(round(subnet->getT1Percent() * (lease->valid_lft_)));
3485 if (t1_time > 0 && t1_time < timer_ceiling) {
3487 resp->addOption(t1);
3499 return (query->getRemotePort());
3527 }
else if (((query->getType() ==
DHCPINFORM) &&
3528 ((!query->getCiaddr().isV4Zero()) ||
3529 (!query->isRelayed() && !query->getRemoteAddr().isV4Zero()))) ||
3530 ((query->getType() !=
DHCPINFORM) && !query->isRelayed())) {
3531 response->setRemotePort(DHCP4_CLIENT_PORT);
3536 response->setRemotePort(relay_port ? relay_port : DHCP4_SERVER_PORT);
3540 if (query->isRelayed() &&
3546 response->resetIndex();
3548 response->setIface(query->getIface());
3552 IOAddress local_addr = query->getLocalAddr();
3561 if (local_addr.
isV4Bcast() || query->isDhcp4o6()) {
3572 response->setLocalAddr(local_addr);
3581 response->setIndex(query->getIndex());
3582 response->setIface(query->getIface());
3588 response->setLocalPort(DHCP4_SERVER_PORT);
3600 if (query->isDhcp4o6()) {
3601 response->setRemoteAddr(query->getRemoteAddr());
3613 if (!query->getCiaddr().isV4Zero()) {
3614 response->setRemoteAddr(query->getCiaddr());
3621 }
else if (query->isRelayed()) {
3622 response->setRemoteAddr(query->getGiaddr());
3623 response->setFlags(response->getFlags() | BOOTP_BROADCAST);
3628 response->setRemoteAddr(query->getRemoteAddr());
3635 if (query->isRelayed()) {
3644 query->getCiaddr().isV4Zero()) {
3645 response->setFlags(BOOTP_BROADCAST);
3647 response->setRemoteAddr(query->getGiaddr());
3651 }
else if (!query->getCiaddr().isV4Zero()) {
3652 response->setRemoteAddr(query->getCiaddr());
3657 }
else if (response->getType() ==
DHCPNAK) {
3661 }
else if (!response->getYiaddr().isV4Zero()) {
3676 response->setRemoteAddr(response ->getYiaddr());
3684 response->setRemoteAddr(query->getRemoteAddr());
3689 response->setRemoteAddr(query->getRemoteAddr());
3701 IOAddress subnet_next_server = subnet->getSiaddr();
3702 if (!subnet_next_server.
isV4Zero()) {
3703 response->setSiaddr(subnet_next_server);
3706 const string& sname = subnet->getSname();
3707 if (!sname.empty()) {
3713 response->setSname(
reinterpret_cast<const uint8_t*
>(sname.c_str()),
3717 const string& filename = subnet->getFilename();
3718 if (!filename.empty()) {
3724 response->setFile(
reinterpret_cast<const uint8_t*
>(filename.c_str()),
3732 if (!classes.
empty()) {
3745 size_t found_cnt = 0;
3746 for (
auto const& name : classes) {
3748 if (found_cnt >= 3) {
3762 next_server = cl->getNextServer();
3764 response->setSiaddr(next_server);
3769 if (sname.empty()) {
3770 sname = cl->getSname();
3771 if (!sname.empty()) {
3777 response->setSname(
reinterpret_cast<const uint8_t*
>(sname.c_str()),
3783 if (filename.empty()) {
3784 filename = cl->getFilename();
3785 if (!filename.empty()) {
3791 response->setFile(
reinterpret_cast<const uint8_t*
>(filename.c_str()),
3814tuple<bool, uint32_t>
3815Dhcpv4Srv::parkingLimitExceeded(
string const& hook_label) {
3817 uint32_t parked_packet_limit(0);
3821 parked_packet_limit = ppl->intValue();
3824 if (parked_packet_limit) {
3828 if (parking_lot && parked_packet_limit <= parking_lot->size()) {
3829 return make_tuple(
true, parked_packet_limit);
3832 return make_tuple(
false, parked_packet_limit);
3870 .arg(discover->getLabel())
3871 .arg(discover->getName())
3872 .arg(discover->getClasses().toText());
3881 .arg(discover->getLabel());
3940 }
else if (request->inClass(
"BOOTP")) {
3942 response->addClass(
"BOOTP");
3956 .arg(request->getLabel())
3957 .arg(request->getName())
3958 .arg(request->getClasses().toText());
3967 .arg(request->getLabel());
4020 .arg(release->getLabel())
4021 .arg(release->getCiaddr().toText());
4025 if (!lease->belongsToClient(release->getHWAddr(), client_id)) {
4027 .arg(release->getLabel())
4028 .arg(release->getCiaddr().toText());
4048 callout_handle->setArgument(
"query4", release);
4051 callout_handle->setArgument(
"lease4", lease);
4065 .arg(release->getLabel());
4073 bool success =
false;
4074 bool expired =
false;
4078 if (expiration_cfg->getFlushReclaimedTimerWaitTime() &&
4079 expiration_cfg->getHoldReclaimedTime() &&
4082 lease->valid_lft_ = 0;
4098 context->old_lease_ = lease;
4102 .arg(release->getLabel())
4103 .arg(lease->addr_.toText());
4107 .arg(release->getLabel())
4108 .arg(lease->addr_.toText());
4111 .arg(release->getLabel())
4112 .arg(lease->addr_.toText());
4121 static_cast<int64_t
>(-1));
4125 auto const& pool = subnet->getPool(
Lease::TYPE_V4, lease->addr_,
false);
4130 static_cast<int64_t
>(-1));
4137 .arg(release->getLabel())
4138 .arg(lease->addr_.toText());
4143 .arg(release->getLabel())
4144 .arg(release->getCiaddr())
4157 if (!opt_requested_address) {
4160 " in DHCPDECLINE sent from " << decline->getLabel());
4162 IOAddress addr(opt_requested_address->readAddress());
4180 .arg(addr.
toText()).arg(decline->getLabel());
4188 client_id.reset(
new ClientId(opt_clientid->getData()));
4197 !lease->belongsToClient(decline->getHWAddr(), client_id)) {
4200 string client_hw = decline->getHWAddr() ?
4201 decline->getHWAddr()->toText(
false) :
"(none)";
4202 string lease_hw = lease->hwaddr_ ?
4203 lease->hwaddr_->toText(
false) :
"(none)";
4206 string client_id_txt = client_id ? client_id->toText() :
"(none)";
4207 string lease_id_txt = lease->client_id_ ?
4208 lease->client_id_->toText() :
"(none)";
4212 .arg(addr.
toText()).arg(decline->getLabel())
4213 .arg(client_hw).arg(lease_hw).arg(client_id_txt).arg(lease_id_txt);
4243 callout_handle->setArgument(
"query4", decline);
4246 callout_handle->setArgument(
"lease4", lease);
4257 .arg(decline->getLabel()).arg(lease->addr_.toText());
4262 Lease4Ptr old_values = boost::make_shared<Lease4>(*lease);
4276 .arg(decline->getLabel())
4277 .arg(lease->addr_.toText())
4291 static_cast<int64_t
>(1));
4295 auto const& pool = subnet->getPool(
Lease::TYPE_V4, lease->addr_,
false);
4300 static_cast<int64_t
>(1));
4317 context->new_lease_ = lease;
4320 .arg(decline->getLabel()).arg(lease->valid_lft_);
4327 .arg(query->getLabel())
4328 .arg(lease->addr_.toText())
4329 .arg(lease->valid_lft_);
4337 .arg(query->getLabel())
4338 .arg(lease->addr_.toText());
4354 lease_exists =
false;
4358 .arg(query->getLabel())
4359 .arg(lease->addr_.toText());
4364 if (!lease_exists) {
4369 .arg(query->getLabel())
4370 .arg(lease->addr_.toText());
4387 static_cast<int64_t
>(1));
4389 if (!lease_exists) {
4392 static_cast<int64_t
>(1));
4397 auto const& pool = subnet->getPool(
Lease::TYPE_V4, lease->addr_,
false);
4402 static_cast<int64_t
>(1));
4403 if (!lease_exists) {
4407 static_cast<int64_t
>(1));
4414 if (!lease_exists) {
4428 callout_handle->setArgument(
"query4", query);
4431 callout_handle->setArgument(
"lease4", lease);
4469 .arg(inform->getLabel())
4470 .arg(inform->getName())
4471 .arg(inform->getClasses().toText());
4488 if (ack->getRemoteAddr() != inform->getGiaddr()) {
4490 .arg(inform->getLabel())
4491 .arg(ack->getRemoteAddr())
4492 .arg(ack->getIface());
4506 if (query->getCiaddr().isV4Zero() || !query->getGiaddr().isV4Zero()) {
4523 if (query->inClass(
"STASH_AGENT_OPTIONS")) {
4527 if (!lease || lease->expired()) {
4531 if (!user_context || (user_context->getType() !=
Element::map)) {
4539 if (!relay_agent_info) {
4544 relay_agent_info = relay_agent_info->get(
"sub-options");
4545 if (!relay_agent_info) {
4556 client_id.reset(
new ClientId(opt_clientid->getData()));
4558 if (!lease->belongsToClient(query->getHWAddr(), client_id)) {
4562 string rai_hex = relay_agent_info->stringValue();
4563 if (rai_hex.empty()) {
4566 vector<uint8_t> rai_data;
4571 if (!rai || rai->getOptions().empty()) {
4578 query->addOption(rai);
4579 query->addClass(
"STASH_AGENT_OPTIONS");
4582 .arg(query->getLabel())
4583 .arg(query->getCiaddr())
4584 .arg(rai->toText());
4598 .arg(query->getLabel())
4599 .arg(query->getIface());
4607 .arg(query->getLabel())
4608 .arg(query->getIface());
4618 if (pkt->isRelayed()) {
4623 if (pkt->isDhcp4o6()) {
4632 if (pkt->getRemoteAddr().isV4Zero() &&
4633 pkt->getCiaddr().isV4Zero()) {
4644 bool result = (!pkt->getLocalAddr().isV4Bcast() ||
4659 type = query->getType();
4663 .arg(query->getLabel())
4664 .arg(query->getIface());
4688 .arg(query->getLabel());
4695 .arg(query->getLabel())
4700 .arg(query->getLabel())
4727 boost::dynamic_pointer_cast<OptionCustom>(option);
4730 if (!option_custom) {
4738 if (option_custom->getDataFieldsNum() != 1) {
4744 IOAddress server_id = option_custom->readAddress();
4745 if (!server_id.
isV4()) {
4754 if (rai_suboption && (server_id.
toBytes() == rai_suboption->toBinary())) {
4761 if (cfg->getIgnoreServerIdentifier()) {
4799 if (cfg_subnets->hasSubnetWithServerId(server_id)) {
4806 if (cfg_networks->hasNetworkWithServerId(server_id)) {
4812 for (
auto const& cclass : classes) {
4815 getClientClassDictionary()->findClass(cclass);
4820 if (ccdef->getCfgOption()->empty()) {
4825 OptionCustomPtr context_opt_server_id = boost::dynamic_pointer_cast<OptionCustom>
4827 if (context_opt_server_id && (context_opt_server_id->readAddress() == server_id)) {
4835 OptionCustomPtr opt_server_id = boost::dynamic_pointer_cast<OptionCustom>
4838 return (opt_server_id && (opt_server_id->readAddress() == server_id));
4843 switch (query->getType()) {
4878 <<
" received in message "
4879 << query->getName());
4886 " received in message "
4887 << query->getName());
4897 if (query->getHWAddr() && !query->getHWAddr()->hwaddr_.empty()) {
4906 if (!client_id || client_id->len() == client_id->getHeaderLen()) {
4908 " provided in message "
4909 << query->getName());
4930 addr = resp->getYiaddr();
4935 const ClientClasses& pool_to_add = pool->getAdditionalClasses();
4936 for (
auto const& cclass : pool_to_add) {
4943 const ClientClasses& to_add = subnet->getAdditionalClasses();
4944 for (
auto const& cclass : to_add) {
4950 subnet->getSharedNetwork(network);
4952 const ClientClasses& net_to_add = network->getAdditionalClasses();
4953 for (
auto const& cclass : net_to_add) {
4963 for (
auto const& cclass : classes) {
4978 query->addClass(cclass);
4986 .arg(query->getLabel())
4988 .arg(status ?
"true" :
"false");
4991 query->addClass(cclass);
4995 .arg(query->getLabel())
5005 for (
auto const& code : query->getDeferredOptions()) {
5009 for (
auto const& cclass : classes) {
5013 getClientClassDictionary()->findClass(cclass);
5019 if (!ccdef->getCfgOptionDef()) {
5049 .arg(query->getLabel())
5058 opt = def->optionFactory(
Option::V4, code, buf);
5059 }
catch (
const std::exception& e) {
5063 .arg(query->getLabel())
5068 while (query->delOption(code)) {
5072 query->addOption(opt);
5084 this, ph::_1, ph::_2));
5103 arg(result).arg((ncr ? ncr->toText() :
" NULL "));
5112 std::stringstream tmp;
5116 tmp <<
" (" << EXTENDED_VERSION <<
")" << endl;
5117 tmp <<
"premium: " << PREMIUM_EXTENDED_VERSION << endl;
5118 tmp <<
"linked with:" << endl;
5123 tmp << endl <<
"lease backends:";
5125 tmp << endl <<
"- " <<
version;
5130 tmp << endl <<
"host backends:";
5132 tmp << endl <<
"- " <<
version;
5137 tmp << endl <<
"forensic backends:";
5139 tmp << endl <<
"- " <<
version;
5152 string stat_name =
"pkt4-unknown-received";
5154 switch (query->getType()) {
5156 stat_name =
"pkt4-discover-received";
5160 stat_name =
"pkt4-offer-received";
5163 stat_name =
"pkt4-request-received";
5167 stat_name =
"pkt4-ack-received";
5171 stat_name =
"pkt4-nak-received";
5174 stat_name =
"pkt4-release-received";
5177 stat_name =
"pkt4-decline-received";
5180 stat_name =
"pkt4-inform-received";
5194 static_cast<int64_t
>(1));
5200 static_cast<int64_t
>(1));
5204 switch (response->getType()) {
5206 stat_name =
"pkt4-offer-sent";
5209 stat_name =
"pkt4-ack-sent";
5212 stat_name =
"pkt4-nak-sent";
5220 static_cast<int64_t
>(1));
5224 return (
Hooks.hook_index_buffer4_receive_);
5228 return (
Hooks.hook_index_pkt4_receive_);
5232 return (
Hooks.hook_index_subnet4_select_);
5236 return (
Hooks.hook_index_lease4_release_);
5240 return (
Hooks.hook_index_pkt4_send_);
5244 return (
Hooks.hook_index_buffer4_send_);
5248 return (
Hooks.hook_index_lease4_decline_);
5258 char const*
const rotate(getenv(
"KEA_DHCP4_FUZZING_ROTATE_PORT"));
5262 while (!locker.
lock()) {
5263 this_thread::sleep_for(1s);
5266 port_file.open(
"/tmp/port4.txt", ios::in);
5269 getline(port_file, line);
5281 port_file.open(
"/tmp/port4.txt", ios::out | ios::trunc);
5282 port_file << to_string(port) << endl;
5292 static std::list<std::list<std::string>>
const list({
5293 {
"config-control",
"config-databases",
"[]"},
5294 {
"hooks-libraries",
"[]",
"parameters",
"*"},
5296 {
"hosts-databases",
"[]"},
Defines elements for storing the names of client classes.
A generic exception that is thrown if a parameter given to a method is considered invalid in that con...
This is a base class for exceptions thrown from the DNS library module.
virtual const char * what() const
Returns a C-style character string of the cause of the exception.
A generic exception that is thrown when an unexpected error condition occurs.
The IOAddress class represents an IP addresses (version agnostic)
static const IOAddress & IPV4_ZERO_ADDRESS()
Returns an address set to all zeros.
bool isV4Zero() const
Convenience function to check if it is an IPv4 zero address.
std::string toText() const
Convert the address to a string.
static const IOAddress & IPV4_BCAST_ADDRESS()
Returns a "255.255.255.255" broadcast address.
uint32_t toUint32() const
Converts IPv4 address to uint32_t.
bool isV4() const
Convenience function to check for an IPv4 address.
std::vector< uint8_t > toBytes() const
Return address as set of bytes.
bool isV4Bcast() const
Convenience function to check if it is an IPv4 broadcast address.
void clearIOServices()
Clear the list of IOService objects.
static IOServiceMgr & instance()
Access the IOServiceMgr singleton instance.
void pollIOServices()
Poll IOService objects.
The IOService class is a wrapper for the ASIO io_context class.
static std::string getVersion()
Get version string.
DHCPv4 and DHCPv6 allocation engine.
boost::shared_ptr< ClientContext4 > ClientContext4Ptr
Pointer to the ClientContext4.
static uint32_t getValidLft(const ClientContext4 &ctx)
Returns the valid lifetime based on the v4 context.
Implementation of the mechanisms to control the use of the Configuration Backends by the DHCPv4 serve...
@ EARLY_GLOBAL_RESERVATIONS_LOOKUP
@ USE_ROUTING
Server uses routing to determine the right interface to send response.
@ SOCKET_UDP
Datagram socket, i.e. IP/UDP socket.
D2ClientMgr & getD2ClientMgr()
Fetches the DHCP-DDNS manager.
static CfgMgr & instance()
returns a single instance of Configuration Manager
SrvConfigPtr getCurrentCfg()
Returns a pointer to the current configuration.
static SubnetSelector initSelector(const Pkt4Ptr &query)
Build selector from a client's message.
Container for storing client class names.
void insert(const ClientClass &class_name)
Insert an element.
bool empty() const
Check if classes is empty.
std::string toText(const std::string &separator=", ") const
Returns all class names as text.
Client race avoidance RAII handler.
bool tryLock(Pkt4Ptr query, ContinuationPtr cont=ContinuationPtr())
Tries to acquires a client.
Holds Client identifier or client IPv4 address.
ReplaceClientNameMode
Defines the client name replacement modes.
D2ClientMgr isolates Kea from the details of being a D2 client.
std::string generateFqdn(const asiolink::IOAddress &address, const DdnsParams &ddns_params, const bool trailing_dot=true) const
Builds a FQDN based on the configuration and given IP address.
bool ddnsEnabled()
Convenience method for checking if DHCP-DDNS is enabled.
void getUpdateDirections(const T &fqdn_resp, bool &forward, bool &reverse)
Get directional update flags based on server FQDN flags.
void stop()
Stop the sender.
void suspendUpdates()
Suspends sending requests.
void adjustDomainName(const T &fqdn, T &fqdn_resp, const DdnsParams &ddns_params)
Set server FQDN name based on configuration and a given FQDN.
void stopSender()
Disables sending NameChangeRequests to kea-dhcp-ddns.
void adjustFqdnFlags(const T &fqdn, T &fqdn_resp, const DdnsParams &ddns_params)
Set server FQDN flags based on configuration and a given FQDN.
std::string qualifyName(const std::string &partial_name, const DdnsParams &ddns_params, const bool trailing_dot) const
Adds a qualifying suffix to a given domain name.
void startSender(D2ClientErrorHandler error_handler, const isc::asiolink::IOServicePtr &io_service)
Enables sending NameChangeRequests to kea-dhcp-ddns.
Convenience container for conveying DDNS behavioral parameters It is intended to be created per Packe...
bool getUpdateOnRenew() const
Returns whether or not DNS should be updated when leases renew.
bool getEnableUpdates() const
Returns whether or not DHCP DDNS updating is enabled.
void close()
Close communication socket.
static Dhcp4to6Ipc & instance()
Returns pointer to the sole instance of Dhcp4to6Ipc.
AllocEngine::ClientContext4Ptr getContext() const
Returns the copy of the context for the Allocation engine.
void deleteResponse()
Removes the response message by resetting the pointer to null.
Pkt4Ptr getQuery() const
Returns the pointer to the query from the client.
static void setHostIdentifiers(AllocEngine::ClientContext4Ptr context)
Set host identifiers within a context.
static void classifyByVendor(const Pkt4Ptr &pkt)
Assign class using vendor-class-identifier option.
void initResponse()
Initializes the instance of the response message.
void setReservedMessageFields()
Sets reserved values of siaddr, sname and file in the server's response.
CfgOptionList & getCfgOptionList()
Returns the configured option list (non-const version)
Pkt4Ptr getResponse() const
Returns the pointer to the server's response.
static void setReservedClientClasses(AllocEngine::ClientContext4Ptr context)
Assigns classes retrieved from host reservation database.
void initResponse4o6()
Initializes the DHCPv6 part of the response message.
static void evaluateClasses(const Pkt4Ptr &pkt, bool depend_on_known)
Evaluate classes.
void setIPv6OnlyPreferred(bool ipv6_only_preferred)
Set the IPv6-Only Preferred flag.
Dhcpv4Exchange(const AllocEnginePtr &alloc_engine, const Pkt4Ptr &query, AllocEngine::ClientContext4Ptr &context, const ConstSubnet4Ptr &subnet, bool &drop)
Constructor.
static void classifyPacket(const Pkt4Ptr &pkt)
Assigns incoming packet to zero or more classes.
static void removeDependentEvaluatedClasses(const Pkt4Ptr &query)
Removed evaluated client classes.
bool getIPv6OnlyPreferred() const
Returns the IPv6-Only Preferred flag.
void conditionallySetReservedClientClasses()
Assigns classes retrieved from host reservation database if they haven't been yet set.
void initContext0(const Pkt4Ptr &query, AllocEngine::ClientContext4Ptr ctx)
Initialize client context (first part).
int run()
Main server processing loop.
void declineLease(const Lease4Ptr &lease, const Pkt4Ptr &decline, AllocEngine::ClientContext4Ptr &context)
Marks lease as declined.
void processPacketAndSendResponse(Pkt4Ptr query)
Process a single incoming DHCPv4 packet and sends the response.
void classifyPacket(const Pkt4Ptr &pkt)
Assigns incoming packet to zero or more classes.
void appendRequestedVendorOptions(Dhcpv4Exchange &ex)
Appends requested vendor options as requested by client.
void adjustIfaceData(Dhcpv4Exchange &ex)
Set IP/UDP and interface parameters for the DHCPv4 response.
static uint16_t checkRelayPort(const Dhcpv4Exchange &ex)
Check if the relay port RAI sub-option was set in the query.
virtual ~Dhcpv4Srv()
Destructor. Used during DHCPv4 service shutdown.
virtual Pkt4Ptr receivePacket(int timeout)
dummy wrapper around IfaceMgr::receive4
isc::dhcp::ConstSubnet4Ptr selectSubnet4o6(const Pkt4Ptr &query, bool &drop, bool sanity_only=false, bool allow_answer_park=true)
Selects a subnet for a given client's DHCP4o6 packet.
bool accept(const Pkt4Ptr &query)
Checks whether received message should be processed or discarded.
void setTeeTimes(const Lease4Ptr &lease, const ConstSubnet4Ptr &subnet, Pkt4Ptr resp)
Adds the T1 and T2 timers to the outbound response as appropriate.
static void appendServerID(Dhcpv4Exchange &ex)
Adds server identifier option to the server's response.
void postAllocateNameUpdate(const AllocEngine::ClientContext4Ptr &ctx, const Lease4Ptr &lease, const Pkt4Ptr &query, const Pkt4Ptr &resp, bool client_name_changed)
Update client name and DNS flags in the lease and response.
bool use_bcast_
Should broadcast be enabled on sockets (if true).
void runOne()
Main server processing step.
void startD2()
Starts DHCP_DDNS client IO if DDNS updates are enabled.
static int getHookIndexBuffer4Receive()
Returns the index for "buffer4_receive" hook point.
Pkt4Ptr processRequest(Pkt4Ptr &request, AllocEngine::ClientContext4Ptr &context)
Processes incoming REQUEST and returns REPLY response.
static void processStatsReceived(const Pkt4Ptr &query)
Class methods for DHCPv4-over-DHCPv6 handler.
static int getHookIndexPkt4Send()
Returns the index for "pkt4_send" hook point.
void processDecline(Pkt4Ptr &decline, AllocEngine::ClientContext4Ptr &context)
Process incoming DHCPDECLINE messages.
Dhcpv4Srv(uint16_t server_port=DHCP4_SERVER_PORT, uint16_t client_port=0, const bool use_bcast=true, const bool direct_response_desired=true)
Default constructor.
isc::dhcp::ConstSubnet4Ptr selectSubnet(const Pkt4Ptr &query, bool &drop, bool sanity_only=false, bool allow_answer_park=true)
Selects a subnet for a given client's packet.
static int getHookIndexSubnet4Select()
Returns the index for "subnet4_select" hook point.
static void processStatsSent(const Pkt4Ptr &response)
Updates statistics for transmitted packets.
void shutdown() override
Instructs the server to shut down.
static int getHookIndexLease4Release()
Returns the index for "lease4_release" hook point.
void adjustRemoteAddr(Dhcpv4Exchange &ex)
Sets remote addresses for outgoing packet.
static int getHookIndexPkt4Receive()
Returns the index for "pkt4_receive" hook point.
void assignLease(Dhcpv4Exchange &ex)
Assigns a lease and appends corresponding options.
void evaluateAdditionalClasses(Dhcpv4Exchange &ex)
Evaluates classes in the additional classes lists.
Pkt4Ptr processDhcp4Query(Pkt4Ptr query, bool allow_answer_park)
Process a single incoming DHCPv4 query.
asiolink::IOServicePtr & getIOService()
Returns pointer to the IO service used by the server.
void setFixedFields(Dhcpv4Exchange &ex)
Sets fixed fields of the outgoing packet.
void appendBasicOptions(Dhcpv4Exchange &ex)
Append basic options if they are not present.
void recoverStashedAgentOption(const Pkt4Ptr &query)
Recover stashed agent options from client address lease.
void processClientName(Dhcpv4Exchange &ex)
Processes Client FQDN and Hostname Options sent by a client.
boost::shared_ptr< AllocEngine > alloc_engine_
Allocation Engine.
void serverDecline(hooks::CalloutHandlePtr &callout_handle, Pkt4Ptr &query, Lease4Ptr lease, bool lease_exists)
Renders a lease declined after the server has detected, via ping-check or other means,...
Pkt4Ptr processInform(Pkt4Ptr &inform, AllocEngine::ClientContext4Ptr &context)
Processes incoming DHCPINFORM messages.
uint16_t client_port_
UDP port number to which server sends all responses.
void serverDeclineNoThrow(hooks::CalloutHandlePtr &callout_handle, Pkt4Ptr &query, Lease4Ptr lease, bool lease_exists)
Exception safe wrapper around serverDecline()
void processPacketPktSend(hooks::CalloutHandlePtr &callout_handle, Pkt4Ptr &query, Pkt4Ptr &rsp, ConstSubnet4Ptr &subnet)
Executes pkt4_send callout.
void processPacketAndSendResponseNoThrow(Pkt4Ptr query)
Process a single incoming DHCPv4 packet and sends the response.
std::list< std::list< std::string > > jsonPathsToRedact() const final override
Return a list of all paths that contain passwords or secrets for kea-dhcp4.
static std::string srvidToString(const OptionPtr &opt)
converts server-id to text Converts content of server-id option to a text representation,...
bool acceptServerId(const Pkt4Ptr &pkt) const
Verifies if the server id belongs to our server.
static const std::string VENDOR_CLASS_PREFIX
this is a prefix added to the content of vendor-class option
void createNameChangeRequests(const Lease4Ptr &lease, const Lease4Ptr &old_lease, const DdnsParams &ddns_params)
Creates NameChangeRequests which correspond to the lease which has been acquired.
void appendRequestedOptions(Dhcpv4Exchange &ex)
Appends options requested by client.
void setPacketStatisticsDefaults()
This function sets statistics related to DHCPv4 packets processing to their initial values.
void processLocalizedQuery4AndSendResponse(Pkt4Ptr query, AllocEngine::ClientContext4Ptr &ctx, bool allow_answer_park)
Process a localized incoming DHCPv4 query.
static std::string getVersion(bool extended)
returns Kea version on stdout and exit.
void buildCfgOptionList(Dhcpv4Exchange &ex)
Build the configured option list.
volatile bool shutdown_
Indicates if shutdown is in progress.
uint16_t server_port_
UDP port number on which server listens.
void sendResponseNoThrow(hooks::CalloutHandlePtr &callout_handle, Pkt4Ptr &query, Pkt4Ptr &rsp, ConstSubnet4Ptr &subnet)
Process an unparked DHCPv4 packet and sends the response.
bool earlyGHRLookup(const Pkt4Ptr &query, AllocEngine::ClientContext4Ptr ctx)
Initialize client context and perform early global reservations lookup.
NetworkStatePtr network_state_
Holds information about disabled DHCP service and/or disabled subnet/network scopes.
void processDhcp4QueryAndSendResponse(Pkt4Ptr query, bool allow_answer_park)
Process a single incoming DHCPv4 query.
bool getSendResponsesToSource() const
Returns value of the test_send_responses_to_source_ flag.
Pkt4Ptr processDiscover(Pkt4Ptr &discover, AllocEngine::ClientContext4Ptr &context)
Processes incoming DISCOVER and returns response.
virtual void d2ClientErrorHandler(const dhcp_ddns::NameChangeSender::Result result, dhcp_ddns::NameChangeRequestPtr &ncr)
Implements the error handler for DHCP_DDNS IO errors.
uint16_t getServerPort() const
Get UDP port on which server should listen.
virtual void sendPacket(const Pkt4Ptr &pkt)
dummy wrapper around IfaceMgr::send()
static int getHookIndexBuffer4Send()
Returns the index for "buffer4_send" hook point.
void stopD2()
Stops DHCP_DDNS client IO if DDNS updates are enabled.
static void sanityCheck(const Pkt4Ptr &query)
Verifies if specified packet meets RFC requirements.
bool acceptMessageType(const Pkt4Ptr &query) const
Check if received message type is valid for the server to process.
void discardPackets()
Discards parked packets Clears the packet parking lots of all packets.
static int getHookIndexLease4Decline()
Returns the index for "lease4_decline" hook point.
void processRelease(Pkt4Ptr &release, AllocEngine::ClientContext4Ptr &context)
Processes incoming DHCPRELEASE messages.
bool acceptDirectRequest(const Pkt4Ptr &query)
Check if a message sent by directly connected client should be accepted or discarded.
CBControlDHCPv4Ptr cb_control_
Controls access to the configuration backends.
RequirementLevel
defines if certain option may, must or must not appear
Pkt4Ptr processPacket(Pkt4Ptr query, bool allow_answer_park=true)
Process a single incoming DHCPv4 packet.
void processPacketBufferSend(hooks::CalloutHandlePtr &callout_handle, Pkt4Ptr &rsp)
Executes buffer4_send callout and sends the response.
bool assignZero(ConstSubnet4Ptr &subnet, const ClientClasses &client_classes)
Assign the 0.0.0.0 address to an IPv6-Only client.
void deferredUnpack(Pkt4Ptr &query)
Perform deferred option unpacking.
Pkt4Ptr processLocalizedQuery4(AllocEngine::ClientContext4Ptr &ctx, bool allow_answer_park)
Process a localized incoming DHCPv4 query.
static std::list< std::string > getDBVersions()
Return extended version info for registered backends.
static void create()
Creates new instance of the HostMgr.
IdentifierType
Type of the host identifier.
@ IDENT_FLEX
Flexible host identifier.
std::string getIdentifierAsText() const
Returns host identifier in a textual form.
static IfaceMgr & instance()
IfaceMgr is a singleton class.
bool send(const Pkt6Ptr &pkt)
Sends an IPv6 packet.
void closeSockets()
Closes all open sockets.
void setMatchingPacketFilter(const bool direct_response_desired=false)
Set Packet Filter object to handle send/receive packets.
uint16_t getSocket(const isc::dhcp::Pkt6Ptr &pkt)
Return most suitable socket for transmitting specified IPv6 packet.
static TrackingLeaseMgr & instance()
Return current lease manager.
static std::list< std::string > getDBVersions()
Return extended version info for registered backends.
static void destroy()
Destroy lease manager.
virtual Lease4Ptr getLease4(const isc::asiolink::IOAddress &addr) const =0
Returns an IPv4 lease for specified IPv4 address.
virtual bool addLease(const Lease4Ptr &lease)=0
Adds an IPv4 lease.
virtual bool deleteLease(const Lease4Ptr &lease)=0
Deletes an IPv4 lease.
virtual void updateLease4(const Lease4Ptr &lease4)=0
Updates IPv4 lease.
static std::list< std::string > getDBVersions()
Return extended version info for registered backends.
static OptionDefinitionPtr getOptionDef(const std::string &space, const uint16_t code)
Return the first option definition matching a particular option code.
static const OptionDefinition & DHO_DHCP_SERVER_IDENTIFIER_DEF()
Get definition of DHO_DHCP_SERVER_IDENTIFIER option.
static const OptionDefinition & DHO_DHCP_AGENT_OPTIONS_DEF()
Get definition of DHO_DHCP_AGENT_OPTIONS option.
static OptionDefinitionPtr getRuntimeOptionDef(const std::string &space, const uint16_t code)
Returns runtime (non-standard) option definition by space and option code.
static OptionDefinitionPtr getLastResortOptionDef(const std::string &space, const uint16_t code)
Returns last resort option definition by space and option code.
Controls the DHCP service enabling status.
Attempt to update lease that was not there.
std::vector< isc::asiolink::IOAddress > AddressContainer
Defines a collection of IPv4 addresses.
Represents DHCPv4 Client FQDN Option (code 81).
static const uint8_t FLAG_N
Bit N.
bool getFlag(const uint8_t flag) const
Checks if the specified flag of the DHCPv4 Client FQDN Option is set.
static const uint8_t FLAG_S
Bit S.
void setDomainName(const std::string &domain_name, const DomainNameType domain_name_type)
Set new domain-name.
void setFlag(const uint8_t flag, const bool set)
Modifies the value of the specified DHCPv4 Client Fqdn Option flag.
static const uint8_t FLAG_E
Bit E.
virtual std::string toText(int indent=0) const
Returns string representation of the option.
Option with defined data fields represented as buffers that can be accessed using data field index.
static unsigned int getLabelCount(const std::string &text_name)
Return the number of labels in the Name.
Base class representing a DHCP option definition.
OptionPtr option_
Option instance.
bool allowedForClientClasses(const ClientClasses &cclasses) const
Validates an OptionDescriptor's client-classes against a list of classes.
Forward declaration to OptionInt.
This class represents vendor-specific information option.
static const size_t OPTION4_HDR_LEN
length of the usual DHCPv4 option header (there are exceptions)
Represents DHCPv4 packet.
static const uint16_t FLAG_BROADCAST_MASK
Mask for the value of flags field in the DHCPv4 message to check whether client requested broadcast r...
Represents DHCPv4-over-DHCPv6 packet.
Represents a DHCPv6 packet.
An exception that is thrown if a DHCPv6 protocol violation occurs while processing a message (e....
Resource race avoidance RAII handler for DHCPv4.
bool tryLock4(const asiolink::IOAddress &addr)
Tries to acquires a resource.
RAII object enabling copying options retrieved from the packet.
Exception thrown when a call to select is interrupted by a signal.
Exception thrown during option unpacking This exception is thrown when an error has occurred,...
Result
Defines the outcome of an asynchronous NCR send.
@ NEXT_STEP_PARK
park the packet
@ NEXT_STEP_CONTINUE
continue normally
@ NEXT_STEP_DROP
drop the packet
@ NEXT_STEP_SKIP
skip the next processing step
static int registerHook(const std::string &name)
Register Hook.
static bool calloutsPresent(int index)
Are callouts present?
static std::vector< std::string > getLibraryNames()
Return list of loaded libraries.
static bool unloadLibraries()
Unload libraries.
static void park(const std::string &hook_name, T parked_object, std::function< void()> unpark_callback)
Park an object (packet).
static void callCallouts(int index, CalloutHandle &handle)
Calls the callouts for a given hook.
static void prepareUnloadLibraries()
Prepare the unloading of libraries.
static bool drop(const std::string &hook_name, T parked_object)
Removes parked object without calling a callback.
static void clearParkingLots()
Clears any parking packets.
Wrapper class around callout handle which automatically resets handle's state.
static ServerHooks & getServerHooks()
Return ServerHooks object.
static std::string getVersion()
Version.
File-based Interprocess Sync Class.
Interprocess Sync Locker Class.
bool unlock()
Release the lock.
bool lock()
Acquire the lock (blocks if something else has acquired a lock on the same task name)
int getExitValue()
Fetches the exit value.
Statistics Manager class.
static StatsMgr & instance()
Statistics Manager accessor method.
static std::string generateName(const std::string &context, Type index, const std::string &stat_name)
Generates statistic name in a given context.
RAII class creating a critical section.
static MultiThreadingMgr & instance()
Returns a single instance of Multi Threading Manager.
ThreadPool< std::function< void()> > & getThreadPool()
Get the dhcp thread pool.
void apply(bool enabled, uint32_t thread_count, uint32_t queue_size)
Apply the multi-threading related settings.
Defines classes for storing client class definitions.
int version()
returns Kea hooks version.
Defines the D2ClientConfig class.
Defines the D2ClientMgr class.
Contains declarations for loggers used by the DHCPv4 server component.
Defines the Dhcp4o6Ipc class.
#define VENDOR_ID_CABLE_LABS
#define isc_throw(type, stream)
A shortcut macro to insert known values into exception arguments.
boost::shared_ptr< OptionUint8Array > OptionUint8ArrayPtr
OptionIntArray< uint8_t > OptionUint8Array
OptionInt< uint32_t > OptionUint32
boost::shared_ptr< OptionUint32 > OptionUint32Ptr
void setValue(const std::string &name, const int64_t value)
Records absolute integer observation.
void addValue(const std::string &name, const int64_t value)
Records incremental integer observation.
int get(CalloutHandle &handle)
The gss-tsig-get command.
When a message is logged with DEBUG severity, the debug level associated with the message is also spe...
#define LOG_ERROR(LOGGER, MESSAGE)
Macro to conveniently test error output and log it.
#define LOG_INFO(LOGGER, MESSAGE)
Macro to conveniently test info output and log it.
#define LOG_WARN(LOGGER, MESSAGE)
Macro to conveniently test warn output and log it.
#define LOG_DEBUG(LOGGER, LEVEL, MESSAGE)
Macro to conveniently test debug output and log it.
IOAddress getNetmask4(uint8_t len)
Generates an IPv4 netmask of specified length.
boost::shared_ptr< const Element > ConstElementPtr
boost::shared_ptr< NameChangeRequest > NameChangeRequestPtr
Defines a pointer to a NameChangeRequest.
const isc::log::MessageID DHCP4_BUFFER_RECEIVE_FAIL
boost::shared_ptr< OptionVendor > OptionVendorPtr
Pointer to a vendor option.
isc::log::Logger ddns4_logger(DHCP4_DDNS_LOGGER_NAME)
Logger for Hostname or FQDN processing.
const isc::log::MessageID DHCP4_PACKET_DROP_0004
const isc::log::MessageID DHCP4_SRV_DHCP4O6_ERROR
const isc::log::MessageID DHCP4_RELEASE_EXCEPTION
const isc::log::MessageID DHCP4_SUBNET_DATA
const isc::log::MessageID DHCP4_INIT_REBOOT
const isc::log::MessageID DHCP4_HOOK_PACKET_SEND_SKIP
const isc::log::MessageID DHCP4_FLEX_ID
const isc::log::MessageID DHCP4_PACKET_DROP_0003
const isc::log::MessageID DHCP4_HOOK_SUBNET4_SELECT_PARKING_LOT_FULL
const isc::log::MessageID DHCP4_DEFERRED_OPTION_UNPACK_FAIL
const isc::log::MessageID DHCP4_PACKET_DROP_0001
const isc::log::MessageID DHCP4_QUERY_DATA
const isc::log::MessageID DHCP4_NO_LEASE_INIT_REBOOT
const isc::log::MessageID DHCP4_INFORM_DIRECT_REPLY
const isc::log::MessageID DHCP4_SERVER_INITIATED_DECLINE_ADD_FAILED
boost::shared_ptr< Lease4Collection > Lease4CollectionPtr
A shared pointer to the collection of IPv4 leases.
const isc::log::MessageID DHCP4_HOOK_LEASE4_OFFER_ARGUMENT_MISSING
void queueNCR(const NameChangeType &chg_type, const Lease4Ptr &lease)
Creates name change request from the DHCPv4 lease.
const isc::log::MessageID DHCP4_CLIENT_FQDN_PROCESS
const isc::log::MessageID DHCP4_DEFERRED_OPTION_MISSING
const isc::log::MessageID DHCP4_HOOK_SUBNET4_SELECT_DROP
@ DHO_DOMAIN_NAME_SERVERS
@ DHO_VENDOR_CLASS_IDENTIFIER
@ DHO_DHCP_REBINDING_TIME
@ DHO_DHCP_SERVER_IDENTIFIER
@ DHO_DHCP_CLIENT_IDENTIFIER
@ DHO_DHCP_REQUESTED_ADDRESS
@ DHO_DHCP_PARAMETER_REQUEST_LIST
const isc::log::MessageID DHCP4_PACKET_PROCESS_EXCEPTION_MAIN
const isc::log::MessageID DHCP4_PACKET_DROP_0008
const isc::log::MessageID DHCP4_RELEASE_EXPIRED
const isc::log::MessageID DHCP4_HOOK_LEASES4_COMMITTED_DROP
const isc::log::MessageID DHCP4_HOOK_SUBNET4_SELECT_4O6_PARKING_LOT_FULL
const isc::log::MessageID DHCP4_DHCP4O6_SUBNET_SELECTION_FAILED
const isc::log::MessageID DHCP4_RELEASE_FAIL_WRONG_CLIENT
const isc::log::MessageID DHCP4_HOOK_LEASES4_COMMITTED_PARKING_LOT_FULL
const isc::log::MessageID DHCP4_HOOK_BUFFER_RCVD_DROP
boost::shared_ptr< const Subnet4 > ConstSubnet4Ptr
A const pointer to a Subnet4 object.
boost::shared_ptr< OptionCustom > OptionCustomPtr
A pointer to the OptionCustom object.
const isc::log::MessageID DHCP4_HOOK_PACKET_RCVD_SKIP
const int DBG_DHCP4_BASIC_DATA
Debug level used to log the traces with some basic data.
const isc::log::MessageID DHCP4_LEASE_ALLOC
const int DBG_DHCP4_DETAIL
Debug level used to trace detailed errors.
boost::shared_ptr< Pkt4 > Pkt4Ptr
A pointer to Pkt4 object.
isc::log::Logger lease4_logger(DHCP4_LEASE_LOGGER_NAME)
Logger for lease allocation logic.
const isc::log::MessageID DHCP4_NCR_CREATION_FAILED
isc::log::Logger options4_logger(DHCP4_OPTIONS_LOGGER_NAME)
Logger for options parser.
const isc::log::MessageID DHCP4_HOOK_SUBNET4_SELECT_SKIP
const int DBG_DHCP4_DETAIL_DATA
This level is used to log the contents of packets received and sent.
const isc::log::MessageID DHCP4_PACKET_PACK
boost::shared_ptr< AllocEngine > AllocEnginePtr
A pointer to the AllocEngine object.
ContinuationPtr makeContinuation(Continuation &&cont)
Continuation factory.
const isc::log::MessageID DHCP4_DECLINE_FAIL
const isc::log::MessageID DHCP4_RECOVERED_STASHED_RELAY_AGENT_INFO
const isc::log::MessageID DHCP4_LEASE_REUSE
const isc::log::MessageID DHCP4_HOOK_SUBNET4_SELECT_PARK
boost::shared_ptr< const CfgHostOperations > ConstCfgHostOperationsPtr
Pointer to the const object.
boost::shared_ptr< CfgIface > CfgIfacePtr
A pointer to the CfgIface .
const isc::log::MessageID DHCP4_PACKET_PACK_FAIL
boost::shared_ptr< ClientClassDef > ClientClassDefPtr
a pointer to an ClientClassDef
const isc::log::MessageID DHCP4_DDNS_REQUEST_SEND_FAILED
const isc::log::MessageID DHCP4_GENERATE_FQDN
const isc::log::MessageID DHCP4_CLASS_ASSIGNED
const isc::log::MessageID DHCP4_PACKET_PROCESS_STD_EXCEPTION
boost::shared_ptr< SrvConfig > SrvConfigPtr
Non-const pointer to the SrvConfig.
const isc::log::MessageID DHCP4_RESPONSE_HOSTNAME_DATA
const isc::log::MessageID DHCP4_BUFFER_WAIT_SIGNAL
const isc::log::MessageID DHCP4_HOOK_LEASE4_RELEASE_SKIP
const isc::log::MessageID DHCP4_POST_ALLOCATION_NAME_UPDATE_FAIL
const isc::log::MessageID DHCP4_PACKET_NAK_0001
const isc::log::MessageID DHCP4_HOOK_DECLINE_SKIP
const isc::log::MessageID DHCP4_HOOK_LEASE4_OFFER_PARK
const isc::log::MessageID DHCP4_DECLINE_LEASE_MISMATCH
const isc::log::MessageID DHCP4_SRV_UNLOAD_LIBRARIES_ERROR
const isc::log::MessageID DHCP4_ADDITIONAL_CLASS_EVAL_ERROR
const isc::log::MessageID DHCP4_RESPONSE_HOSTNAME_GENERATE
boost::shared_ptr< HWAddr > HWAddrPtr
Shared pointer to a hardware address structure.
const isc::log::MessageID DHCP4_PACKET_DROP_0013
const isc::log::MessageID DHCP4_PACKET_QUEUE_FULL
const isc::log::MessageID DHCP4_LEASE_OFFER
const isc::log::MessageID DHCP4_PACKET_DROP_0009
const isc::log::MessageID DHCP4_PACKET_RECEIVED
boost::shared_ptr< Pkt4o6 > Pkt4o6Ptr
A pointer to Pkt4o6 object.
const isc::log::MessageID DHCP4_RELEASE_DELETED
const isc::log::MessageID DHCP4_BUFFER_UNPACK
const isc::log::MessageID DHCP4_CLIENT_HOSTNAME_DATA
OptionContainer::nth_index< 5 >::type OptionContainerCancelIndex
Type of the index #5 - option cancellation flag.
const isc::log::MessageID DHCP4_CLASSES_ASSIGNED_AFTER_SUBNET_SELECTION
const isc::log::MessageID DHCP4_PACKET_SEND_FAIL
std::pair< OptionContainerPersistIndex::const_iterator, OptionContainerPersistIndex::const_iterator > OptionContainerPersistRange
Pair of iterators to represent the range of options having the same persistency flag.
boost::shared_ptr< OptionDefinition > OptionDefinitionPtr
Pointer to option definition object.
const isc::log::MessageID DHCP4_DHCP4O6_SUBNET_DATA
boost::shared_ptr< Option4ClientFqdn > Option4ClientFqdnPtr
A pointer to the Option4ClientFqdn object.
const isc::log::MessageID DHCP4_CLIENTID_IGNORED_FOR_LEASES
const isc::log::MessageID DHCP4_CLIENT_NAME_PROC_FAIL
const isc::log::MessageID DHCP4_CLIENT_HOSTNAME_PROCESS
const isc::log::MessageID DHCP4_HOOK_DDNS_UPDATE
const isc::log::MessageID DHCP4_SRV_CONSTRUCT_ERROR
const isc::log::MessageID DHCP4_SERVER_INITIATED_DECLINE
boost::shared_ptr< Expression > ExpressionPtr
const isc::log::MessageID DHCP4_RELEASE_FAIL
const isc::log::MessageID DHCP4_RELEASE_FAIL_NO_LEASE
const isc::log::MessageID DHCP4_CLIENT_HOSTNAME_MALFORMED
boost::shared_ptr< Pool > PoolPtr
a pointer to either IPv4 or IPv6 Pool
boost::shared_ptr< OptionString > OptionStringPtr
Pointer to the OptionString object.
isc::log::Logger bad_packet4_logger(DHCP4_BAD_PACKET_LOGGER_NAME)
Logger for rejected packets.
isc::hooks::CalloutHandlePtr getCalloutHandle(const T &pktptr)
CalloutHandle Store.
const isc::log::MessageID DHCP4_V6_ONLY_PREFERRED_MISSING_IN_ACK
const isc::log::MessageID DHCP4_PACKET_DROP_0006
const int DBG_DHCP4_BASIC
Debug level used to trace basic operations within the code.
boost::shared_ptr< ClientClassDictionary > ClientClassDictionaryPtr
Defines a pointer to a ClientClassDictionary.
const isc::log::MessageID DHCP4_SRV_D2STOP_ERROR
const isc::log::MessageID DHCP4_SERVER_INITIATED_DECLINE_UPDATE_FAILED
const isc::log::MessageID DHCP4_RESPONSE_FQDN_DATA
boost::shared_ptr< ClientId > ClientIdPtr
Shared pointer to a Client ID.
boost::shared_ptr< Continuation > ContinuationPtr
Define the type of shared pointers to continuations.
const isc::log::MessageID DHCP4_DECLINE_LEASE_NOT_FOUND
boost::shared_ptr< OptionContainer > OptionContainerPtr
Pointer to the OptionContainer object.
boost::shared_ptr< ClientClassDefList > ClientClassDefListPtr
Defines a pointer to a ClientClassDefList.
const isc::log::MessageID DHCP4_PACKET_DROP_0005
const isc::log::MessageID DHCP4_SUBNET_DYNAMICALLY_CHANGED
const isc::log::MessageID DHCP4_SHUTDOWN_REQUEST
@ DHCP_NOTYPE
Message Type option missing.
const isc::log::MessageID DHCP4_PACKET_NAK_0003
const isc::log::MessageID DHCP4_TESTING_MODE_SEND_TO_SOURCE_ENABLED
boost::shared_ptr< const CfgSubnets4 > ConstCfgSubnets4Ptr
Const pointer.
const isc::log::MessageID DHCP4_BUFFER_RECEIVED
bool evaluateBool(const Expression &expr, Pkt &pkt)
Evaluate a RPN expression for a v4 or v6 packet and return a true or false decision.
const isc::log::MessageID DHCP4_SUBNET_SELECTION_FAILED
boost::shared_ptr< const Host > ConstHostPtr
Const pointer to the Host object.
const isc::log::MessageID DHCP4_RESPONSE_DATA
const isc::log::MessageID DHCP4_ADDITIONAL_CLASS_NO_TEST
isc::log::Logger packet4_logger(DHCP4_PACKET_LOGGER_NAME)
Logger for processed packets.
OptionContainer::nth_index< 2 >::type OptionContainerPersistIndex
Type of the index #2 - option persistency flag.
const isc::log::MessageID DHCP4_DECLINE_LEASE
const isc::log::MessageID DHCP4_PACKET_SEND
boost::shared_ptr< OptionVendorClass > OptionVendorClassPtr
Defines a pointer to the OptionVendorClass.
const isc::log::MessageID DHCP4_RELEASE
const isc::log::MessageID DHCP4_HOOK_LEASE4_OFFER_DROP
const isc::log::MessageID DHCP4_HOOK_BUFFER_RCVD_SKIP
const isc::log::MessageID DHCP4_UNKNOWN_ADDRESS_REQUESTED
boost::shared_ptr< Pkt6 > Pkt6Ptr
A pointer to Pkt6 packet.
const isc::log::MessageID DHCP4_PACKET_PROCESS_STD_EXCEPTION_MAIN
const isc::log::MessageID DHCP4_DHCP4O6_HOOK_SUBNET4_SELECT_DROP
std::vector< uint8_t > OptionBuffer
buffer types used in DHCP code.
const isc::log::MessageID DHCP4_OPEN_SOCKET
const isc::log::MessageID DHCP4_PACKET_DROP_0007
boost::shared_ptr< CfgSharedNetworks4 > CfgSharedNetworks4Ptr
Pointer to the configuration of IPv4 shared networks.
const isc::log::MessageID DHCP4_HOOK_PACKET_SEND_DROP
const isc::log::MessageID DHCP4_RESERVED_HOSTNAME_ASSIGNED
isc::log::Logger dhcp4_logger(DHCP4_APP_LOGGER_NAME)
Base logger for DHCPv4 server.
const isc::log::MessageID DHCP4_CLASSES_ASSIGNED
@ RAI_OPTION_SERVER_ID_OVERRIDE
@ RAI_OPTION_AGENT_CIRCUIT_ID
const isc::log::MessageID DHCP4_QUERY_LABEL
bool isClientClassBuiltIn(const ClientClass &client_class)
Check if a client class name is builtin.
const isc::log::MessageID DHCP4_PACKET_NAK_0002
const int DBG_DHCP4_HOOKS
Debug level used to trace hook related operations.
boost::shared_ptr< SharedNetwork4 > SharedNetwork4Ptr
Pointer to SharedNetwork4 object.
std::vector< Lease4Ptr > Lease4Collection
A collection of IPv4 leases.
const isc::log::MessageID DHCP4_HOOK_BUFFER_SEND_SKIP
const isc::log::MessageID DHCP4_PACKET_PROCESS_EXCEPTION
const isc::log::MessageID DHCP4_V6_ONLY_PREFERRED_MISSING_IN_OFFER
std::pair< OptionContainerCancelIndex::const_iterator, OptionContainerCancelIndex::const_iterator > OptionContainerCancelRange
Pair of iterators to represent the range of options having the same cancellation flag.
const isc::log::MessageID DHCP4_PACKET_OPTIONS_SKIPPED
const isc::log::MessageID DHCP4_EMPTY_HOSTNAME
const isc::log::MessageID DHCP4_REQUEST
const isc::log::MessageID DHCP4_SUBNET_SELECTED
const isc::log::MessageID DHCP4_PACKET_DROP_0010
boost::shared_ptr< Lease4 > Lease4Ptr
Pointer to a Lease4 structure.
const isc::log::MessageID DHCP4_SERVER_INITIATED_DECLINE_RESOURCE_BUSY
const isc::log::MessageID DHCP4_CLASS_UNCONFIGURED
const isc::log::MessageID DHCP4_DHCP4O6_SUBNET_SELECTED
boost::shared_ptr< Option > OptionPtr
const isc::log::MessageID DHCP4_HOOK_LEASE4_OFFER_PARKING_LOT_FULL
const int DBG_DHCP4_START
Debug level used to log information during server startup.
const isc::log::MessageID DHCP4_HOOK_LEASES4_COMMITTED_PARK
const isc::log::MessageID DHCP4_ADDITIONAL_CLASS_UNDEFINED
const isc::log::MessageID DHCP4_ADDITIONAL_CLASS_EVAL_RESULT
const isc::log::MessageID DHCP4_DHCP4O6_HOOK_SUBNET4_SELECT_SKIP
const isc::log::MessageID DHCP4_PACKET_DROP_0014
std::list< ConstCfgOptionPtr > CfgOptionList
Const pointer list.
const isc::log::MessageID DHCP4_DISCOVER
boost::shared_ptr< const CfgOption > ConstCfgOptionPtr
Const pointer.
const isc::log::MessageID DHCP4_PACKET_NAK_0004
const isc::log::MessageID DHCP4_CLIENT_FQDN_DATA
const isc::log::MessageID DHCP4_PACKET_DROP_0002
isc::log::Logger hooks_logger("hooks")
Hooks Logger.
boost::shared_ptr< CalloutHandle > CalloutHandlePtr
A shared pointer to a CalloutHandle object.
boost::shared_ptr< ParkingLot > ParkingLotPtr
Type of the pointer to the parking lot.
const int DBGLVL_TRACE_BASIC
Trace basic operations.
const int DBGLVL_PKT_HANDLING
This debug level is reserved for logging the details of packet handling, such as dropping the packet ...
std::unique_ptr< StringSanitizer > StringSanitizerPtr
Type representing the pointer to the StringSanitizer.
void decodeFormattedHexString(const string &hex_string, vector< uint8_t > &binary)
Converts a formatted string of hexadecimal digits into a vector.
string trim(const string &input)
Trim leading and trailing spaces.
Defines the logger used by the top-level component of kea-lfc.
This file defines abstract classes for exchanging NameChangeRequests.
This file provides the classes needed to embody, compose, and decompose DNS update requests that are ...
Standard implementation of read-write mutexes with writer preference using C++11 mutex and condition ...
#define DHCP4_OPTION_SPACE
global std option spaces
Context information for the DHCPv4 lease allocation.
static const uint32_t INFINITY_LFT
Infinity (means static, i.e. never expire)
static std::string lifetimeToText(uint32_t lifetime)
Print lifetime.
static const uint32_t STATE_DEFAULT
A lease in the default state.
static const uint32_t STATE_RELEASED
Released lease held in the database for lease affinity.
Subnet selector used to specify parameters used to select a subnet.
asiolink::IOAddress local_address_
Address on which the message was received.
bool dhcp4o6_
Specifies if the packet is DHCP4o6.
asiolink::IOAddress option_select_
RAI link select or subnet select option.
std::string iface_name_
Name of the interface on which the message was received.
asiolink::IOAddress ciaddr_
ciaddr from the client's message.
ClientClasses client_classes_
Classes that the client belongs to.
asiolink::IOAddress remote_address_
Source address of the message.
OptionPtr interface_id_
Interface id option.
asiolink::IOAddress first_relay_linkaddr_
First relay link address.
asiolink::IOAddress giaddr_
giaddr from the client's message.
bool add(const WorkItemPtr &item)
add a work item to the thread pool