diff options
Diffstat (limited to 'src/lib/dhcpsrv/config_backend_pool_dhcp6.h')
| -rw-r--r-- | src/lib/dhcpsrv/config_backend_pool_dhcp6.h | 653 |
1 files changed, 653 insertions, 0 deletions
diff --git a/src/lib/dhcpsrv/config_backend_pool_dhcp6.h b/src/lib/dhcpsrv/config_backend_pool_dhcp6.h new file mode 100644 index 0000000..c866000 --- /dev/null +++ b/src/lib/dhcpsrv/config_backend_pool_dhcp6.h @@ -0,0 +1,653 @@ +// Copyright (C) 2019-2022 Internet Systems Consortium, Inc. ("ISC") +// +// This Source Code Form is subject to the terms of the Mozilla Public +// License, v. 2.0. If a copy of the MPL was not distributed with this +// file, You can obtain one at http://mozilla.org/MPL/2.0/. + +#ifndef CONFIG_BACKEND_POOL_DHCP6_H +#define CONFIG_BACKEND_POOL_DHCP6_H + +#include <cc/server_tag.h> +#include <cc/stamped_value.h> +#include <config_backend/base_config_backend_pool.h> +#include <database/backend_selector.h> +#include <database/server_selector.h> +#include <dhcp/option.h> +#include <dhcp/option_definition.h> +#include <dhcpsrv/cfg_option.h> +#include <dhcpsrv/client_class_def.h> +#include <dhcpsrv/config_backend_dhcp6.h> +#include <dhcpsrv/shared_network.h> +#include <dhcpsrv/subnet.h> +#include <boost/date_time/posix_time/ptime.hpp> +#include <string> + +namespace isc { +namespace dhcp { + +/// @brief Implementation of the Configuration Backend Pool for DHCPv6. +/// +/// All POSIX times specified in the methods belonging to this +/// class must be local times. +class ConfigBackendPoolDHCPv6 : public cb::BaseConfigBackendPool<ConfigBackendDHCPv6> { +public: + + /// @brief Retrieves a single subnet by subnet_prefix. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param subnet_prefix Prefix of the subnet to be retrieved. + /// @return Pointer to the retrieved subnet or NULL if not found. + virtual Subnet6Ptr + getSubnet6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const std::string& subnet_prefix) const; + + /// @brief Retrieves a single subnet by subnet identifier. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param subnet_id Identifier of a subnet to be retrieved. + /// @return Pointer to the retrieved subnet or NULL if not found. + virtual Subnet6Ptr + getSubnet6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const SubnetID& subnet_id) const; + + /// @brief Retrieves all subnets. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @return Collection of subnets or empty collection if no subnet found. + virtual Subnet6Collection + getAllSubnets6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector) const; + + /// @brief Retrieves subnets modified after specified time. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param modification_time Lower bound subnet modification time. + /// @return Collection of subnets or empty collection if no subnet found. + virtual Subnet6Collection + getModifiedSubnets6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const boost::posix_time::ptime& modification_time) const; + + /// @brief Retrieves all subnets belonging to a specified shared network. + /// + /// @note: Returning a Subnet6Collection instead of a + /// Subnet6SimpleCollection can be considered as overkilling + /// but makes this code far simpler. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param shared_network_name Name of the shared network for which the + /// subnets should be retrieved. + /// @return Collection of subnets or empty collection if no subnet found. + virtual Subnet6Collection + getSharedNetworkSubnets6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const std::string& shared_network_name) const; + + /// @brief Retrieves shared network by name. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param name Name of the shared network to be retrieved. + /// @return Pointer to the shared network or NULL if not found. + virtual SharedNetwork6Ptr + getSharedNetwork6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const std::string& name) const; + + /// @brief Retrieves all shared networks. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @return Collection of shared network or empty collection if + /// no shared network found. + virtual SharedNetwork6Collection + getAllSharedNetworks6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector) const; + + /// @brief Retrieves shared networks modified after specified time. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param modification_time Lower bound shared network modification time. + /// @return Collection of shared network or empty collection if + /// no shared network found. + virtual SharedNetwork6Collection + getModifiedSharedNetworks6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const boost::posix_time::ptime& modification_time) const; + + /// @brief Retrieves single option definition by code and space. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param code Code of the option to be retrieved. + /// @param space Option space of the option to be retrieved. + /// @return Pointer to the option definition or NULL if not found. + virtual OptionDefinitionPtr + getOptionDef6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const uint16_t code, + const std::string& space) const; + + /// @brief Retrieves all option definitions. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @return Collection of option definitions or empty collection if + /// no option definition found. + virtual OptionDefContainer + getAllOptionDefs6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector) const; + + /// @brief Retrieves option definitions modified after specified time. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param modification_time Lower bound option definition modification + /// time. + /// @return Collection of option definitions or empty collection if + /// no option definition found. + virtual OptionDefContainer + getModifiedOptionDefs6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const boost::posix_time::ptime& modification_time) const; + + /// @brief Retrieves single option by code and space. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param code Option code. + /// @param space Option space. + /// @return Pointer to the retrieved option descriptor or null if + /// no option was found. + virtual OptionDescriptorPtr + getOption6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const uint16_t code, + const std::string& space) const; + + /// @brief Retrieves all global options. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @return Collection of global options or empty collection if no + /// option found. + virtual OptionContainer + getAllOptions6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector) const; + + /// @brief Retrieves option modified after specified time. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param modification_time Lower bound option modification time. + /// @return Collection of global options or empty collection if no + /// option found. + virtual OptionContainer + getModifiedOptions6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const boost::posix_time::ptime& modification_time) const; + + /// @brief Retrieves global parameter value. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param name Name of the global parameter to be retrieved. + /// @return Value of the global parameter. + virtual data::StampedValuePtr + getGlobalParameter6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const std::string& name) const; + + /// @brief Retrieves all global parameters. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + virtual data::StampedValueCollection + getAllGlobalParameters6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector) const; + + /// @brief Retrieves global parameters modified after specified time. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param modification_time Lower bound subnet modification time. + /// @return Collection of modified global parameters. + virtual data::StampedValueCollection + getModifiedGlobalParameters6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const boost::posix_time::ptime& modification_time) const; + + /// @brief Retrieves a client class by name. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param name Client class name. + /// @return Pointer to the retrieved client class. + virtual ClientClassDefPtr + getClientClass6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const std::string& name) const; + + /// @brief Retrieves all client classes. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @return Collection of client classes. + virtual ClientClassDictionary + getAllClientClasses6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector) const; + + /// @brief Retrieves client classes modified after specified time. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param modification_time Modification time. + /// @return Collection of client classes. + virtual ClientClassDictionary + getModifiedClientClasses6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const boost::posix_time::ptime& modification_time) const; + + /// @brief Retrieves the most recent audit entries. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param modification_time Timestamp being a lower limit for the returned + /// result set, i.e. entries later than specified time are returned. + /// @param modification_id Identifier being a lower limit for the returned + /// result set, used when two (or more) entries have the same + /// modification_time. + /// @return Collection of audit entries. + virtual db::AuditEntryCollection + getRecentAuditEntries(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const boost::posix_time::ptime& modification_time, + const uint64_t& modification_id) const; + + /// @brief Retrieves all servers from the particular backend. + /// + /// This method returns the list of servers excluding the logical server + /// 'all'. + /// + /// @param backend_selector Backend selector. + /// @return Collection of servers from the backend. + virtual db::ServerCollection + getAllServers6(const db::BackendSelector& backend_selector) const; + + /// @brief Retrieves a server from the particular backend. + /// + /// @param backend_selector Backend selector. + /// @param server_tag Tag of the server to be retrieved. + /// @return Pointer to the server instance or null pointer if no server + /// with the particular tag was found. + virtual db::ServerPtr + getServer6(const db::BackendSelector& backend_selector, + const data::ServerTag& server_tag) const; + + /// @brief Creates or updates a subnet. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param subnet Subnet to be added or updated. + virtual void + createUpdateSubnet6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const Subnet6Ptr& subnet); + + /// @brief Creates or updates a shared network. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param shared_network Shared network to be added or updated. + virtual void + createUpdateSharedNetwork6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const SharedNetwork6Ptr& shared_network); + + /// @brief Creates or updates an option definition. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param option_def Option definition to be added or updated. + virtual void + createUpdateOptionDef6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const OptionDefinitionPtr& option_def); + + /// @brief Creates or updates global option. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param option Option to be added or updated. + virtual void + createUpdateOption6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const OptionDescriptorPtr& option); + + /// @brief Creates or updates shared network level option. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param shared_network_name Name of a shared network to which option + /// belongs. + /// @param option Option to be added or updated. + virtual void + createUpdateOption6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const std::string& shared_network_name, + const OptionDescriptorPtr& option); + + /// @brief Creates or updates subnet level option. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param subnet_id Identifier of a subnet to which option belongs. + /// @param option Option to be added or updated. + virtual void + createUpdateOption6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const SubnetID& subnet_id, + const OptionDescriptorPtr& option); + + /// @brief Creates or updates pool level option. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param pool_start_address Lower bound address of the pool to which + /// the option belongs. + /// @param pool_end_address Upper bound address of the pool to which the + /// option belongs. + /// @param option Option to be added or updated. + virtual void + createUpdateOption6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const asiolink::IOAddress& pool_start_address, + const asiolink::IOAddress& pool_end_address, + const OptionDescriptorPtr& option); + + /// @brief Creates or updates prefix delegation pool level option. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param pd_pool_prefix Address part of the prefix of the prefix + /// delegation pool to which the option belongs. + /// @param pd_pool_prefix_length Prefix length of the prefix + /// delegation pool to which the option belongs. + /// @param option Option to be added or updated. + virtual void + createUpdateOption6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const asiolink::IOAddress& pd_pool_prefix, + const uint8_t pd_pool_prefix_length, + const OptionDescriptorPtr& option); + + /// @brief Creates or updates global string parameter. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param value Value of the global parameter. + virtual void + createUpdateGlobalParameter6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const data::StampedValuePtr& value); + + /// @brief Creates or updates DHCPv6 client class. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param client_class Client class to be added or updated. + /// @param follow_class_name name of the class after which the + /// new or updated class should be positioned. An empty value + /// causes the class to be appended at the end of the class + /// hierarchy. + virtual void + createUpdateClientClass6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const ClientClassDefPtr& client_class, + const std::string& follow_class_name); + + /// @brief Creates or updates a server. + /// + /// @param backend_selector Backend selector. + /// @param server Instance of the server to be stored. + virtual void + createUpdateServer6(const db::BackendSelector& backend_selector, + const db::ServerPtr& server); + + /// @brief Deletes subnet by prefix. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param subnet_prefix Prefix of the subnet to be deleted. + /// @return Number of deleted subnets. + virtual uint64_t + deleteSubnet6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const std::string& subnet_prefix); + + /// @brief Deletes subnet by identifier. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param subnet_id Identifier of the subnet to be deleted. + /// @return Number of deleted subnets. + virtual uint64_t + deleteSubnet6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const SubnetID& subnet_id); + + /// @brief Deletes all subnets. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @return Number of deleted subnets. + virtual uint64_t + deleteAllSubnets6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector); + + /// @brief Deletes all subnets belonging to a specified shared network. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param shared_network_name Name of the shared network for which the + /// subnets should be deleted. + /// @return Number of deleted subnets. + virtual uint64_t + deleteSharedNetworkSubnets6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const std::string& shared_network_name); + + /// @brief Deletes shared network by name. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param name Name of the shared network to be deleted. + /// @return Number of deleted shared networks. + virtual uint64_t + deleteSharedNetwork6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const std::string& name); + + /// @brief Deletes all shared networks. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @return Number of deleted shared networks. + virtual uint64_t + deleteAllSharedNetworks6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector); + + /// @brief Deletes option definition. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param code Code of the option to be deleted. + /// @param space Option space of the option to be deleted. + /// @return Number of deleted option definitions. + virtual uint64_t + deleteOptionDef6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const uint16_t code, + const std::string& space); + + /// @brief Deletes all option definitions. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @return Number of deleted option definitions. + virtual uint64_t + deleteAllOptionDefs6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector); + + /// @brief Deletes global option. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param code Code of the option to be deleted. + /// @param space Option space of the option to be deleted. + /// @return Number of deleted options. + virtual uint64_t + deleteOption6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const uint16_t code, + const std::string& space); + + /// @brief Deletes shared network level option. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param shared_network_name Name of the shared network which option + /// belongs to. + /// @param code Code of the option to be deleted. + /// @param space Option space of the option to be deleted. + virtual uint64_t + deleteOption6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const std::string& shared_network_name, + const uint16_t code, + const std::string& space); + + /// @brief Deletes subnet level option. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param subnet_id Identifier of the subnet to which deleted option + /// belongs. + /// @param code Code of the deleted option. + /// @param space Option space of the deleted option. + /// @return Number of deleted options. + virtual uint64_t + deleteOption6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const SubnetID& subnet_id, + const uint16_t code, const std::string& space); + + /// @brief Deletes pool level option. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param pool_start_address Lower bound address of the pool to which + /// deleted option belongs. + /// @param pool_end_address Upper bound address of the pool to which the + /// deleted option belongs. + /// @param code Code of the deleted option. + /// @param space Option space of the deleted option. + /// @return Number of deleted options. + virtual uint64_t + deleteOption6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const asiolink::IOAddress& pool_start_address, + const asiolink::IOAddress& pool_end_address, + const uint16_t code, + const std::string& space); + + /// @brief Deletes prefix delegation pool level option. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param pd_pool_prefix Address part of the prefix of the prefix + /// delegation pool to which the deleted option belongs. + /// @param pd_pool_prefix_length Prefix length of the prefix delegation + /// pool to which the deleted option belongs. + /// @param code Code of the deleted option. + /// @param space Option space of the deleted option. + /// @return Number of deleted options. + virtual uint64_t + deleteOption6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const asiolink::IOAddress& pd_pool_prefix, + const uint8_t pd_pool_prefix_length, + const uint16_t code, + const std::string& space); + + /// @brief Deletes global parameter. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param name Name of the global parameter to be deleted. + /// @return Number of deleted global parameters. + virtual uint64_t + deleteGlobalParameter6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const std::string& name); + + /// @brief Deletes all global parameters. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @return Number of deleted global parameters. + virtual uint64_t + deleteAllGlobalParameters6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector); + + /// @brief Deletes DHCPv6 client class. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @param name Name of the class to be deleted. + /// @return Number of deleted client classes. + virtual uint64_t + deleteClientClass6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector, + const std::string& name); + + /// @brief Deletes all client classes. + /// + /// @param backend_selector Backend selector. + /// @param server_selector Server selector. + /// @return Number of deleted client classes. + virtual uint64_t + deleteAllClientClasses6(const db::BackendSelector& backend_selector, + const db::ServerSelector& server_selector); + + /// @brief Deletes a server from the backend. + /// + /// @param backend_selector Backend selector. + /// @param server_tag Tag of the server to be deleted. + /// @return Number of deleted servers. + virtual uint64_t + deleteServer6(const db::BackendSelector& backend_selector, + const data::ServerTag& server_tag); + + /// @brief Deletes all servers from the backend except the logical + /// server 'all'. + /// + /// @param backend_selector Backend selector. + /// @return Number of deleted servers. + virtual uint64_t + deleteAllServers6(const db::BackendSelector& backend_selector); +}; + + +} // end of namespace isc::dhcp +} // end of namespace isc + +#endif // CONFIG_BACKEND_POOL_DHCP6_H |