Kea: cb_ctl_dhcp4.cc Source File

| Kea 3.0.2-git

cb_ctl_dhcp4.cc
Go to the documentation of this file.
1// Copyright (C) 2019-2024 Internet Systems Consortium, Inc. ("ISC")
2//
3// This Source Code Form is subject to the terms of the Mozilla Public
4// License, v. 2.0. If a copy of the MPL was not distributed with this
5// file, You can obtain one at http://mozilla.org/MPL/2.0/.
6
7#include <config.h>
8#include <dhcpsrv/cb_ctl_dhcp4.h>
9#include <dhcpsrv/cfgmgr.h>
10#include <dhcpsrv/client_class_def.h>
11#include <dhcpsrv/dhcpsrv_log.h>
12#include <dhcpsrv/host_mgr.h>
13#include <dhcpsrv/parsers/simple_parser4.h>
14#include <hooks/callout_handle.h>
15#include <hooks/hooks_manager.h>
16#include <boost/foreach.hpp>
17
18using namespace isc::db;
19using namespace isc::data;
20using namespace isc::process;
21using namespace isc::hooks;
22
23namespace {
24
26struct CbCtlHooks {
27 int hook_index_cb4_updated_;
28
30 CbCtlHooks() {
31 hook_index_cb4_updated_ = HooksManager::registerHook("cb4_updated");
32 }
33};
34
35// Declare a Hooks object. As this is outside any function or method, it
36// will be instantiated (and the constructor run) when the module is loaded.
37// As a result, the hook indexes will be defined before any method in this
38// module is called.
39CbCtlHooks hooks_;
40
41} // anonymous namespace
42
43namespace isc {
44namespace dhcp {
45
46void
47CBControlDHCPv4::databaseConfigApply(const BackendSelector& backend_selector,
48 const ServerSelector& server_selector,
49 const boost::posix_time::ptime& lb_modification_time,
50 const AuditEntryCollection& audit_entries) {
51
52 auto globals_fetched = false;
53 auto reconfig = audit_entries.empty();
54 auto cb_update = !reconfig;
55 auto current_cfg = CfgMgr::instance().getCurrentCfg();
56 auto staging_cfg = CfgMgr::instance().getStagingCfg();
57
58 // Let's first delete all the configuration elements for which DELETE audit
59 // entries are found. Although, this may break chronology of the audit in
60 // some cases it should not affect the end result of the data fetch. If the
61 // object was created and then subsequently deleted, we will first try to
62 // delete this object from the local configuration (which will fail because
63 // the object does not exist) and then we will try to fetch it from the
64 // database which will return no result.
65 if (cb_update) {
66
67 auto external_cfg = CfgMgr::instance().createExternalCfg();
68
69 // Get audit entries for deleted global parameters.
70 auto const& index = audit_entries.get<AuditEntryObjectTypeTag>();
71 auto range = index.equal_range(boost::make_tuple("dhcp4_global_parameter",
72 AuditEntry::ModificationType::DELETE));
73 if (range.first != range.second) {
74 // Some globals have been deleted. Since we currently don't track database
75 // identifiers of the global parameters we have to fetch all global
76 // parameters for this server. Next, we simply replace existing
77 // global parameters with the new parameters. This is slightly
78 // inefficient but only slightly. Note that this is a single
79 // database query and the number of global parameters is small.
80 data::StampedValueCollection globals;
81 globals = getMgr().getPool()->getAllGlobalParameters4(backend_selector, server_selector);
82 translateAndAddGlobalsToConfig(external_cfg, globals);
83
84 // Add defaults.
85 external_cfg->applyDefaultsConfiguredGlobals(SimpleParser4::GLOBAL4_DEFAULTS);
86
87 // Sanity check it.
88 external_cfg->sanityChecksLifetime("valid-lifetime");
89 external_cfg->sanityChecksDdnsTtlParameters();
90
91 // Now that we successfully fetched the new global parameters, let's
92 // remove existing ones and merge them into the current configuration.
93 current_cfg->clearConfiguredGlobals();
94 CfgMgr::instance().mergeIntoCurrentCfg(external_cfg->getSequence());
95 globals_fetched = true;
96 }
97
98 try {
99 // Get audit entries for deleted option definitions and delete each
100 // option definition from the current configuration for which the
101 // audit entry is found.
102 range = index.equal_range(boost::make_tuple("dhcp4_option_def",
103 AuditEntry::ModificationType::DELETE));
104 BOOST_FOREACH(auto const& entry, range) {
105 current_cfg->getCfgOptionDef()->del(entry->getObjectId());
106 }
107
108 // Repeat the same for other configuration elements.
109
110 range = index.equal_range(boost::make_tuple("dhcp4_options",
111 AuditEntry::ModificationType::DELETE));
112 BOOST_FOREACH(auto const& entry, range) {
113 current_cfg->getCfgOption()->del(entry->getObjectId());
114 }
115
116 range = index.equal_range(boost::make_tuple("dhcp4_client_class",
117 AuditEntry::ModificationType::DELETE));
118 BOOST_FOREACH(auto const& entry, range) {
119 current_cfg->getClientClassDictionary()->removeClass(entry->getObjectId());
120 }
121
122 range = index.equal_range(boost::make_tuple("dhcp4_shared_network",
123 AuditEntry::ModificationType::DELETE));
124 BOOST_FOREACH(auto const& entry, range) {
125 current_cfg->getCfgSharedNetworks4()->del(entry->getObjectId());
126 }
127
128 range = index.equal_range(boost::make_tuple("dhcp4_subnet",
129 AuditEntry::ModificationType::DELETE));
130 BOOST_FOREACH(auto const& entry, range) {
131 // If the deleted subnet belongs to a shared network and the
132 // shared network is not being removed, we need to detach the
133 // subnet from the shared network.
134 auto subnet = current_cfg->getCfgSubnets4()->getBySubnetId(entry->getObjectId());
135 if (subnet) {
136 // Check if the subnet belongs to a shared network.
137 SharedNetwork4Ptr network;
138 subnet->getSharedNetwork(network);
139 if (network) {
140 // Detach the subnet from the shared network.
141 network->del(subnet->getID());
142 }
143 // Actually delete the subnet from the configuration.
144 current_cfg->getCfgSubnets4()->del(entry->getObjectId());
145 }
146 }
147
148 } catch (...) {
149 // Ignore errors thrown when attempting to delete a non-existing
150 // configuration entry. There is no guarantee that the deleted
151 // entry is actually there as we're not processing the audit
152 // chronologically.
153 }
154 }
155
156 // Create the external config into which we'll fetch backend config data.
157 auto external_cfg = CfgMgr::instance().createExternalCfg();
158
159 // First let's fetch the globals and add them to external config.
160 AuditEntryCollection updated_entries;
161 if (!globals_fetched) {
162 if (cb_update) {
163 updated_entries = fetchConfigElement(audit_entries, "dhcp4_global_parameter");
164 }
165 if (reconfig || !updated_entries.empty()) {
166 data::StampedValueCollection globals;
167 globals = getMgr().getPool()->getModifiedGlobalParameters4(backend_selector, server_selector,
168 lb_modification_time);
169 translateAndAddGlobalsToConfig(external_cfg, globals);
170 globals_fetched = true;
171 }
172 }
173
174 // Now we fetch the option definitions and add them.
175 if (cb_update) {
176 updated_entries = fetchConfigElement(audit_entries, "dhcp4_option_def");
177 }
178 if (reconfig || !updated_entries.empty()) {
179 OptionDefContainer option_defs =
180 getMgr().getPool()->getModifiedOptionDefs4(backend_selector, server_selector,
181 lb_modification_time);
182 for (auto const& option_def : option_defs) {
183 if (!audit_entries.empty() && !hasObjectId(updated_entries, option_def->getId())) {
184 continue;
185 }
186 external_cfg->getCfgOptionDef()->add(option_def);
187 }
188 }
189
190 // Next fetch the options. They are returned as a container of OptionDescriptors.
191 if (cb_update) {
192 updated_entries = fetchConfigElement(audit_entries, "dhcp4_options");
193 }
194 if (reconfig || !updated_entries.empty()) {
195 OptionContainer options = getMgr().getPool()->getModifiedOptions4(backend_selector,
196 server_selector,
197 lb_modification_time);
198 for (auto const& option : options) {
199 if (!audit_entries.empty() && !hasObjectId(updated_entries, option.getId())) {
200 continue;
201 }
202 external_cfg->getCfgOption()->add(option, option.space_name_);
203 }
204 }
205
206 // Fetch client classes. They are returned in a ClientClassDictionary.
207 if (cb_update) {
208 updated_entries = fetchConfigElement(audit_entries, "dhcp4_client_class");
209 }
210 if (reconfig || !updated_entries.empty()) {
211 ClientClassDictionary client_classes = getMgr().getPool()->getAllClientClasses4(backend_selector,
212 server_selector);
213 // Match expressions are not initialized for classes returned from the config backend.
214 // We have to ensure to initialize them before they can be used by the server.
215 client_classes.initMatchExpr(AF_INET);
216
217 // Class options also need to be created when returned from the config backend.
218 client_classes.createOptions(external_cfg->getCfgOptionDef());
219 client_classes.encapsulateOptions();
220
221 external_cfg->setClientClassDictionary(boost::make_shared<ClientClassDictionary>(client_classes));
222 }
223
224 // Allocator selection at the global level can affect subnets and shared networks
225 // for which the allocator hasn't been specified explicitly. Let's see if the
226 // allocator has been specified at the global level.
227 std::string global_allocator;
228 auto allocator = external_cfg->getConfiguredGlobal(CfgGlobals::ALLOCATOR);
229 if (allocator && (allocator->getType() == Element::string)) {
230 global_allocator = allocator->stringValue();
231 }
232
233 // If we're fetching the changes from the config backend we also want
234 // to see if the global allocator has changed. Let's get the currently
235 // used allocator too.
236 auto allocator_changed = false;
237 // We're only affected by the allocator change if this is the update from
238 // the configuration backend.
239 if (cb_update) {
240 allocator = CfgMgr::instance().getCurrentCfg()->getConfiguredGlobal(CfgGlobals::ALLOCATOR);
241 if (allocator && (allocator->getType() == Element::string)) {
242 allocator_changed = (global_allocator != allocator->stringValue());
243 }
244 }
245
246 // Now fetch the shared networks.
247 if (cb_update) {
248 updated_entries = fetchConfigElement(audit_entries, "dhcp4_shared_network");
249 }
250 SharedNetwork4Collection networks;
251 if (allocator_changed || reconfig) {
252 // A change of the allocator or the server reconfiguration can affect all
253 // shared networks. Get all shared networks.
254 networks = getMgr().getPool()->getAllSharedNetworks4(backend_selector, server_selector);
255
256 } else if (!updated_entries.empty()) {
257 // An update from the config backend when the global allocator hasn't changed
258 // means that we only need to handle the modified subnets.
259 networks = getMgr().getPool()->getModifiedSharedNetworks4(backend_selector, server_selector,
260 lb_modification_time);
261 }
262 // Iterate over all shared networks that may require reconfiguration.
263 for (auto const& network : networks) {
264 if (!allocator_changed && cb_update && !hasObjectId(updated_entries, network->getId())) {
265 continue;
266 }
267 // In order to take advantage of the dynamic inheritance of global
268 // parameters to a shared network we need to set a callback function
269 // for each network to allow for fetching global parameters.
270 network->setFetchGlobalsFn([] () -> ConstCfgGlobalsPtr {
271 return (CfgMgr::instance().getCurrentCfg()->getConfiguredGlobals());
272 });
273 network->setDefaultAllocatorType(global_allocator);
274 external_cfg->getCfgSharedNetworks4()->add(network);
275 }
276
277 // Next, fetch the subnets.
278 if (cb_update) {
279 updated_entries = fetchConfigElement(audit_entries, "dhcp4_subnet");
280 }
281 Subnet4Collection subnets;
282 if (allocator_changed || reconfig) {
283 // A change of the allocator or the server reconfiguration can affect all
284 // subnets. Get all subnets.
285 subnets = getMgr().getPool()->getAllSubnets4(backend_selector, server_selector);
286
287 } else if (!updated_entries.empty()) {
288 // An update from the config backend when the global allocator hasn't changed
289 // means that we only need to handle the modified subnets.
290 subnets = getMgr().getPool()->getModifiedSubnets4(backend_selector,
291 server_selector,
292 lb_modification_time);
293 }
294 // Iterate over all subnets that may require reconfiguration.
295 for (auto const& subnet : subnets) {
296 if (!allocator_changed && cb_update && !hasObjectId(updated_entries, subnet->getID())) {
297 continue;
298 }
299 // In order to take advantage of the dynamic inheritance of global
300 // parameters to a subnet we need to set a callback function for each
301 // subnet to allow for fetching global parameters.
302 subnet->setFetchGlobalsFn([] () -> ConstCfgGlobalsPtr {
303 return (CfgMgr::instance().getCurrentCfg()->getConfiguredGlobals());
304 });
305 subnet->setDefaultAllocatorType(global_allocator);
306 external_cfg->getCfgSubnets4()->add(subnet);
307 }
308
309 if (reconfig) {
310 // If we're configuring the server after startup, we do not apply the
311 // ip-reservations-unique setting here. It will be applied when the
312 // configuration is committed.
313 external_cfg->sanityChecksLifetime(*staging_cfg, "valid-lifetime");
314 external_cfg->sanityChecksDdnsTtlParameters();
315 CfgMgr::instance().mergeIntoStagingCfg(external_cfg->getSequence());
316
317 } else {
318 if (globals_fetched) {
319 // ip-reservations-unique parameter requires special handling because
320 // setting it to false may be unsupported by some host backends.
321 bool ip_unique = true;
322 auto ip_unique_param = external_cfg->getConfiguredGlobal("ip-reservations-unique");
323 if (ip_unique_param && (ip_unique_param->getType() == Element::boolean)) {
324 ip_unique = ip_unique_param->boolValue();
325 }
326 // First try to use the new setting to configure the HostMgr because it
327 // may fail if the backend does not support it.
328 if (!HostMgr::instance().setIPReservationsUnique(ip_unique)) {
329 // The new setting is unsupported by the backend, so do not apply this
330 // setting at all.
331 LOG_WARN(dhcpsrv_logger, DHCPSRV_CFGMGR_IPV4_RESERVATIONS_NON_UNIQUE_IGNORED);
332 external_cfg->addConfiguredGlobal("ip-reservations-unique", Element::create(true));
333 }
334 }
335 external_cfg->sanityChecksLifetime(*current_cfg, "valid-lifetime");
336 external_cfg->sanityChecksDdnsTtlParameters();
337 CfgMgr::instance().mergeIntoCurrentCfg(external_cfg->getSequence());
338 CfgMgr::instance().getCurrentCfg()->getCfgSubnets4()->initAllocatorsAfterConfigure();
339 }
340
341 LOG_INFO(dhcpsrv_logger, DHCPSRV_CFGMGR_CONFIG4_MERGED);
342
343 if (cb_update &&
344 HooksManager::calloutsPresent(hooks_.hook_index_cb4_updated_)) {
345 CalloutHandlePtr callout_handle = HooksManager::createCalloutHandle();
346
347 // Use the RAII wrapper to make sure that the callout handle state is
348 // reset when this object goes out of scope. All hook points must do
349 // it to prevent possible circular dependency between the callout
350 // handle and its arguments.
351 ScopedCalloutHandleState callout_handle_state(callout_handle);
352
353 // Pass a shared pointer to audit entries.
354 AuditEntryCollectionPtr ptr(new AuditEntryCollection(audit_entries));
355 callout_handle->setArgument("audit_entries", ptr);
356
357 // Call the callouts
358 HooksManager::callCallouts(hooks_.hook_index_cb4_updated_, *callout_handle);
359
360 // Ignore the result.
361 }
362}
363
364} // end of namespace isc::dhcp
365} // end of namespace isc
callout_handle.h
cb_ctl_dhcp4.h
cfgmgr.h
isc::data::Element::create
static ElementPtr create(const Position &pos=ZERO_POSITION())
Definition data.cc:249
isc::data::Element::boolean
@ boolean
Definition data.h:142
isc::data::Element::string
@ string
Definition data.h:144
isc::db::AuditEntry::ModificationType::DELETE
@ DELETE
Definition audit_entry.h:76
isc::db::BackendSelector
Config Backend selector.
Definition backend_selector.h:55
isc::db::ServerSelector
Server selector for associating objects in a database with specific servers.
Definition server_selector.h:46
isc::dhcp::CBControlDHCP< ConfigBackendDHCPv4Mgr >::translateAndAddGlobalsToConfig
void translateAndAddGlobalsToConfig(SrvConfigPtr external_cfg, data::StampedValueCollection &cb_globals) const
Definition cb_ctl_dhcp.h:72
isc::dhcp::CBControlDHCPv4::databaseConfigApply
virtual void databaseConfigApply(const db::BackendSelector &backend_selector, const db::ServerSelector &server_selector, const boost::posix_time::ptime &lb_modification_time, const db::AuditEntryCollection &audit_entries)
DHCPv4 server specific method to fetch and apply back end configuration into the local configuration.
Definition cb_ctl_dhcp4.cc:47
isc::dhcp::CfgGlobals::ALLOCATOR
@ ALLOCATOR
Definition cfg_globals.h:74
isc::dhcp::CfgMgr::createExternalCfg
SrvConfigPtr createExternalCfg()
Creates an external configuration and returns pointer to it.
Definition cfgmgr.cc:130
isc::dhcp::CfgMgr::instance
static CfgMgr & instance()
returns a single instance of Configuration Manager
Definition cfgmgr.cc:29
isc::dhcp::CfgMgr::mergeIntoStagingCfg
void mergeIntoStagingCfg(const uint32_t seq)
Merges external configuration with the given sequence number into the staging configuration.
Definition cfgmgr.cc:143
isc::dhcp::CfgMgr::mergeIntoCurrentCfg
void mergeIntoCurrentCfg(const uint32_t seq)
Merges external configuration with the given sequence number into the current configuration.
Definition cfgmgr.cc:148
isc::dhcp::CfgMgr::getStagingCfg
SrvConfigPtr getStagingCfg()
Returns a pointer to the staging configuration.
Definition cfgmgr.cc:121
isc::dhcp::CfgMgr::getCurrentCfg
SrvConfigPtr getCurrentCfg()
Returns a pointer to the current configuration.
Definition cfgmgr.cc:116
isc::dhcp::ClientClassDictionary
Maintains a list of ClientClassDef's.
Definition client_class_def.h:362
isc::dhcp::ClientClassDictionary::encapsulateOptions
void encapsulateOptions() const
Iterates over the classes in the dictionary and encapsulates suboptions.
Definition client_class_def.cc:544
isc::dhcp::ClientClassDictionary::createOptions
void createOptions(const CfgOptionDefPtr &cfg_option_def)
Iterates over the classes in the dictionary and recreates the options.
Definition client_class_def.cc:504
isc::dhcp::ClientClassDictionary::initMatchExpr
void initMatchExpr(uint16_t family)
Iterates over the classes in the dictionary and ensures that that match expressions are initialized.
Definition client_class_def.cc:478
isc::dhcp::HostMgr::instance
static HostMgr & instance()
Returns a sole instance of the HostMgr.
Definition host_mgr.cc:114
isc::dhcp::SimpleParser4::GLOBAL4_DEFAULTS
static const isc::data::SimpleDefaults GLOBAL4_DEFAULTS
This table defines default global values for DHCPv4.
Definition simple_parser4.h:42
isc::hooks::HooksManager::registerHook
static int registerHook(const std::string &name)
Register Hook.
Definition hooks_manager.cc:232
isc::hooks::HooksManager::calloutsPresent
static bool calloutsPresent(int index)
Are callouts present?
Definition hooks_manager.cc:54
isc::hooks::HooksManager::createCalloutHandle
static boost::shared_ptr< CalloutHandle > createCalloutHandle()
Return callout handle.
Definition hooks_manager.cc:203
isc::hooks::HooksManager::callCallouts
static void callCallouts(int index, CalloutHandle &handle)
Calls the callouts for a given hook.
Definition hooks_manager.cc:76
isc::hooks::ScopedCalloutHandleState
Wrapper class around callout handle which automatically resets handle's state.
Definition callout_handle.h:510
isc::process::CBControlBase< ConfigBackendDHCPv4Mgr >::fetchConfigElement
db::AuditEntryCollection fetchConfigElement(const db::AuditEntryCollection &audit_entries, const std::string &object_type) const
Definition cb_ctl_base.h:270
isc::process::CBControlBase< ConfigBackendDHCPv4Mgr >::getMgr
ConfigBackendDHCPv4Mgr & getMgr() const
Definition cb_ctl_base.h:320
client_class_def.h
Defines classes for storing client class definitions.
dhcpsrv_log.h
hooks_manager.h
host_mgr.h
LOG_INFO
#define LOG_INFO(LOGGER, MESSAGE)
Macro to conveniently test info output and log it.
Definition macros.h:20
LOG_WARN
#define LOG_WARN(LOGGER, MESSAGE)
Macro to conveniently test warn output and log it.
Definition macros.h:26
isc::data
Definition base_stamped_element.cc:12
isc::data::StampedValueCollection
boost::multi_index_container< StampedValuePtr, boost::multi_index::indexed_by< boost::multi_index::hashed_non_unique< boost::multi_index::tag< StampedValueNameIndexTag >, boost::multi_index::const_mem_fun< StampedValue, std::string, &StampedValue::getName > >, boost::multi_index::ordered_non_unique< boost::multi_index::tag< StampedValueModificationTimeIndexTag >, boost::multi_index::const_mem_fun< BaseStampedElement, boost::posix_time::ptime, &BaseStampedElement::getModificationTime > > > > StampedValueCollection
Multi index container for StampedValue.
Definition stamped_value.h:230
isc::db
Definition audit_entry.cc:14
isc::db::AuditEntryCollection
boost::multi_index_container< AuditEntryPtr, boost::multi_index::indexed_by< boost::multi_index::ordered_non_unique< boost::multi_index::tag< AuditEntryObjectTypeTag >, boost::multi_index::composite_key< AuditEntry, boost::multi_index::const_mem_fun< AuditEntry, std::string, &AuditEntry::getObjectType >, boost::multi_index::const_mem_fun< AuditEntry, AuditEntry::ModificationType, &AuditEntry::getModificationType > > >, boost::multi_index::ordered_non_unique< boost::multi_index::tag< AuditEntryModificationTimeIdTag >, boost::multi_index::composite_key< AuditEntry, boost::multi_index::const_mem_fun< AuditEntry, boost::posix_time::ptime, &AuditEntry::getModificationTime >, boost::multi_index::const_mem_fun< AuditEntry, uint64_t, &AuditEntry::getRevisionId > > >, boost::multi_index::hashed_non_unique< boost::multi_index::tag< AuditEntryObjectIdTag >, boost::multi_index::const_mem_fun< AuditEntry, uint64_t, &AuditEntry::getObjectId > > > > AuditEntryCollection
Multi index container holding AuditEntry instances.
Definition audit_entry.h:291
isc::db::AuditEntryCollectionPtr
boost::shared_ptr< AuditEntryCollection > AuditEntryCollectionPtr
Definition audit_entry.h:294
isc::dhcp
Definition dhcp4/client_handler.cc:20
isc::dhcp::dhcpsrv_logger
isc::log::Logger dhcpsrv_logger("dhcpsrv")
DHCP server library Logger.
Definition dhcpsrv_log.h:56
isc::dhcp::ConstCfgGlobalsPtr
boost::shared_ptr< const CfgGlobals > ConstCfgGlobalsPtr
Const shared pointer to a CfgGlobals instance.
Definition cfg_globals.h:173
isc::dhcp::DHCPSRV_CFGMGR_CONFIG4_MERGED
const isc::log::MessageID DHCPSRV_CFGMGR_CONFIG4_MERGED
Definition dhcpsrv_messages.h:16
isc::dhcp::DHCPSRV_CFGMGR_IPV4_RESERVATIONS_NON_UNIQUE_IGNORED
const isc::log::MessageID DHCPSRV_CFGMGR_IPV4_RESERVATIONS_NON_UNIQUE_IGNORED
Definition dhcpsrv_messages.h:25
isc::dhcp::Subnet4Collection
boost::multi_index_container< Subnet4Ptr, boost::multi_index::indexed_by< boost::multi_index::ordered_unique< boost::multi_index::tag< SubnetSubnetIdIndexTag >, boost::multi_index::const_mem_fun< Subnet, SubnetID, &Subnet::getID > >, boost::multi_index::ordered_unique< boost::multi_index::tag< SubnetPrefixIndexTag >, boost::multi_index::const_mem_fun< Subnet, std::string, &Subnet::toText > >, boost::multi_index::ordered_non_unique< boost::multi_index::tag< SubnetServerIdIndexTag >, boost::multi_index::const_mem_fun< Network4, asiolink::IOAddress, &Network4::getServerId > >, boost::multi_index::ordered_non_unique< boost::multi_index::tag< SubnetModificationTimeIndexTag >, boost::multi_index::const_mem_fun< data::BaseStampedElement, boost::posix_time::ptime, &data::BaseStampedElement::getModificationTime > > > > Subnet4Collection
A collection of Subnet4 objects.
Definition subnet.h:866
isc::dhcp::SharedNetwork4Collection
boost::multi_index_container< SharedNetwork4Ptr, boost::multi_index::indexed_by< boost::multi_index::random_access< boost::multi_index::tag< SharedNetworkRandomAccessIndexTag > >, boost::multi_index::hashed_non_unique< boost::multi_index::tag< SharedNetworkIdIndexTag >, boost::multi_index::const_mem_fun< data::BaseStampedElement, uint64_t, &data::BaseStampedElement::getId > >, boost::multi_index::ordered_unique< boost::multi_index::tag< SharedNetworkNameIndexTag >, boost::multi_index::const_mem_fun< SharedNetwork4, std::string, &SharedNetwork4::getName > >, boost::multi_index::ordered_non_unique< boost::multi_index::tag< SharedNetworkServerIdIndexTag >, boost::multi_index::const_mem_fun< Network4, asiolink::IOAddress, &Network4::getServerId > >, boost::multi_index::ordered_non_unique< boost::multi_index::tag< SharedNetworkModificationTimeIndexTag >, boost::multi_index::const_mem_fun< data::BaseStampedElement, boost::posix_time::ptime, &data::BaseStampedElement::getModificationTime > > > > SharedNetwork4Collection
Multi index container holding shared networks.
Definition shared_network.h:262
isc::dhcp::OptionContainer
boost::multi_index_container< OptionDescriptor, boost::multi_index::indexed_by< boost::multi_index::sequenced<>, boost::multi_index::hashed_non_unique< KeyFromKeyExtractor< boost::multi_index::const_mem_fun< Option, uint16_t, &Option::getType >, boost::multi_index::member< OptionDescriptor, OptionPtr, &OptionDescriptor::option_ > > >, boost::multi_index::hashed_non_unique< boost::multi_index::member< OptionDescriptor, bool, &OptionDescriptor::persistent_ > >, boost::multi_index::ordered_non_unique< boost::multi_index::const_mem_fun< data::BaseStampedElement, boost::posix_time::ptime, &data::BaseStampedElement::getModificationTime > >, boost::multi_index::hashed_non_unique< boost::multi_index::tag< OptionIdIndexTag >, boost::multi_index::const_mem_fun< data::BaseStampedElement, uint64_t, &data::BaseStampedElement::getId > >, boost::multi_index::hashed_non_unique< boost::multi_index::member< OptionDescriptor, bool, &OptionDescriptor::cancelled_ > > > > OptionContainer
Multi index container for DHCP option descriptors.
Definition cfg_option.h:320
isc::dhcp::SharedNetwork4Ptr
boost::shared_ptr< SharedNetwork4 > SharedNetwork4Ptr
Pointer to SharedNetwork4 object.
Definition shared_network.h:46
isc::dhcp::OptionDefContainer
boost::multi_index_container< OptionDefinitionPtr, boost::multi_index::indexed_by< boost::multi_index::sequenced<>, boost::multi_index::hashed_non_unique< boost::multi_index::const_mem_fun< OptionDefinition, uint16_t, &OptionDefinition::getCode > >, boost::multi_index::hashed_non_unique< boost::multi_index::const_mem_fun< OptionDefinition, std::string, &OptionDefinition::getName > >, boost::multi_index::ordered_non_unique< boost::multi_index::const_mem_fun< data::BaseStampedElement, boost::posix_time::ptime, &data::StampedElement::getModificationTime > >, boost::multi_index::hashed_non_unique< boost::multi_index::tag< OptionIdIndexTag >, boost::multi_index::const_mem_fun< data::BaseStampedElement, uint64_t, &data::BaseStampedElement::getId > > > > OptionDefContainer
Multi index container for DHCP option definitions.
Definition option_definition.h:844
isc::hooks
Definition callout_handle.cc:21
isc::hooks::CalloutHandlePtr
boost::shared_ptr< CalloutHandle > CalloutHandlePtr
A shared pointer to a CalloutHandle object.
Definition callout_handle.h:470
isc::process
Definition cb_ctl_base.h:22
isc::process::hasObjectId
bool hasObjectId(const db::AuditEntryCollection &audit_entries, const uint64_t &object_id)
Checks if an object is in a collection od audit entries.
Definition cb_ctl_base.h:372
isc
Defines the logger used by the top-level component of kea-lfc.
Definition agent_parser.cc:148
simple_parser4.h
isc::db::AuditEntryObjectTypeTag
Tag used to access index by object type.
Definition audit_entry.h:229