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diff --git a/doc/examples/kea6/all-keys-netconf.json b/doc/examples/kea6/all-keys-netconf.json new file mode 100644 index 0000000..cce7e8e --- /dev/null +++ b/doc/examples/kea6/all-keys-netconf.json @@ -0,0 +1,1129 @@ +// WARNING: This example configuration is not meant for production use. +// The Kea DHCPv6 server will refuse this configuration because it contains +// mutually exclusive configuration parameters. +// +// The primary purpose of the example file is to provide a comprehensive +// list of parameters supported by Kea DHCPv6 server along with the brief +// description of each parameter. +// +// This stable version is used for YANG as we do not want to update code +// and models each time a keyword is added to the syntax. +{ + // Kea DHCPv6 server configuration begins here. + "Dhcp6": { + // Ordered list of client classes used by the DHCPv6 server. + "client-classes": [ + { + // Class name. + "name": "phones_server1", + + // Class specific DHCPv6 options list. + "option-data": [], + + // Class selection expression. The DHCP packet is assigned to this + // class when the given expression evaluates to true. + "test": "member('HA_server1')", + + // Class valid lifetime. + "valid-lifetime": 6000, + + // Class min valid lifetime. + "min-valid-lifetime": 4000, + + // Class max valid lifetime. + "max-valid-lifetime": 8000, + + // Class preferred lifetime. + "preferred-lifetime": 7000, + + // Class min preferred lifetime. + "min-preferred-lifetime": 5000, + + // Class max preferred lifetime. + "max-preferred-lifetime": 9000 + }, + { + // Second class name. + "name": "phones_server2", + + // Class specific DHCPv6 options list. + "option-data": [], + + // Class selection expression. The DHCP packet is assigned to this + // class when the given expression evaluates to true. + "test": "member('HA_server2')" + }, + { + // Third class name. + "name": "late", + + // Boolean flag indicating that the class expression is only evaluated + // when the class is required, e.g. selected address pool configuration + // includes this class name in its "require-client-classes" list. The + // default value false means that the class test expression must + // always be evaluated. + "only-if-required": true, + + // Class selection expression. + "test": "member('ALL')" + } + ], + + // Parameters for triggering behaviors compatible with broken or + // non-compliant clients, relays or other agents + "compatibility": { + // Parse options more leniently where fields can be deduced + // deterministically even if against RFC or common practice. + "lenient-option-parsing": true + }, + + // Command control socket configuration parameters for Kea DHCPv6 server. + "control-socket": { + // Location of the unix domain socket file the DHCPv6 server uses + // to receive control commands from the Kea Control Agent or the + // local server administrator. + "socket-name": "/tmp/kea6-ctrl-socket", + + // Control socket type used by the Kea DHCPv6 server. The 'unix' + // socket is currently the only supported type. + "socket-type": "unix" + }, + + // Specifies a prefix to be prepended to the generated Client FQDN. + // It may be specified at the global, shared-network and subnet levels. + "ddns-generated-prefix": "myhost", + + // Boolean flag indicating that server should ignore DHCP client + // wishes to update DNS on its own. With that flag set to true + // the server will send DNS updates for both forward and + // reverse DNS data. The default value is false, which indicates + // that the server will delegate DNS update to the client when + // requested. It may be specified at the global, shared-network + // and subnet levels. + "ddns-override-client-update": false, + + // Boolean flag indicating that the server should override DHCP + // client's wish to not update the DNS. With this parameter + // set to true the server will send DNS update even when + // the client requested no update. It may be specified at the + // global, shared-network and subnet levels. + "ddns-override-no-update": false, + + // Suffix appended to the partial name sent to the DNS. The + // default value is an empty string which indicates that no + // suffix is appended. It may be specified at the global, + // shared-network and subnet levels. + "ddns-qualifying-suffix": "", + + // Enumeration specifying whether the server should honor + // hostname or Client FQDN sent by the client or replace + // this name. The acceptable values are: "never" (use the + // name the client sent), "always" (replace the name the + // client sent), "when-present" (replace the name the client + // sent, but do not generate one when the client didn't sent + // the name), "when-not-present" (generate the name when + // client didn't send one, otherwise leave the name the + // client sent). The default value is "never". It may be + // specified at the global, shared-network and subnet levels. + "ddns-replace-client-name": "never", + + // Boolean flag which enables or disables the DDNS updating. It + // defaults to true. It may be specified at the global, shared- + // network and subnet levels. It works in conjunction with + // dhcp-ddns:enable-updates which must be true to enable connectivity + // to kea-dhcp-ddns. + "ddns-send-updates": true, + + // Boolean flag, which when true instructs the server to always + // update DNS when leases are renewed, even if the DNS information + // has not changed. The server's default behavior (i.e. flag is false) + // is to only update DNS if the DNS information has changed. It + // may be specified at the global, shared-network and subnet levels. + "ddns-update-on-renew": true, + + // Boolean flag, which is passed to kea-dhcp-ddns with each DDNS + // update request to indicate whether or not DNS update conflict + // resolution as described in RFC 4703 should be employed for the + // given update request. The default value for this flag is true. + // It may be specified at the global, shared-network and subnet levels. + "ddns-use-conflict-resolution": true, + + // Time in seconds specifying how long a declined lease should be + // excluded from DHCP assignments. The default value is 24 hours. + "decline-probation-period": 86400, + + // Name Change Requests forwarding configuration for Kea DHCPv6 server. + // NCRs are sent to Kea D2 module to update DNS upon allocation of the + // DHCP leases. + "dhcp-ddns": { + // Boolean flag indicating if Kea DHCPv6 server should connect to + // kea-dhcp-ddns. This must be true for NCRs to be created and + // sent to kea-dhcp-ddns. By default NCRs are not generated. + "enable-updates": false, + + // Specifies maximum number of NCRs to queue waiting to be sent + // to Kea D2 server. + "max-queue-size": 1024, + + // Packet format to use when sending NCRs to Kea D2 server. + // Currently, only JSON format is supported. + "ncr-format": "JSON", + + // Socket protocol to use when sending NCRs to D2. Currently, + // only UDP is supported. + "ncr-protocol": "UDP", + + // IP address that Kea DHCPv6 server should use to send + // NCRs to D2. Default value of zero indicates that Kea + // should pick suitable address. + "sender-ip": "::1", + + // Port number that Kea DHCPv6 server should use to send + // NCRs to D2. Default value of zero indicates that Kea + // should pick suitable port. + "sender-port": 0, + + // IP address on which D2 listens for NCRs. + "server-ip": "::1", + + // Port number on which D2 listens for NCRs. + "server-port": 53001, + + // The follow parameters are DEPRECATED. They have been + // replaced with parameters that may be set at the global, + // shared-network, and subnet6 scopes. They are listed here + // as configuration parsing still accepts them. Eventually + // support for them will be removed. + "generated-prefix": "myhost", + "hostname-char-replacement": "x", + "hostname-char-set": "[^A-Za-z0-9.-]", + "override-client-update": false, + "override-no-update": false, + "qualifying-suffix": "", + "replace-client-name": "never" + }, + + // Specifies the first of the two consecutive ports of the UDP + // sockets used for communication between DHCPv6 and DHCPv4 + // servers. See RFC 7341. + "dhcp4o6-port": 0, + + // Collection of Kea DHCPv6 server parameters configuring how + // the server should process expired DHCP leases. + "expired-leases-processing": { + // Specifies the number of seconds since last removal of + // the expired leases when next removal should occur. + "flush-reclaimed-timer-wait-time": 25, + + // Specifies the time period in seconds to keep expired + // leases in the lease database (lease affinity). + "hold-reclaimed-time": 3600, + + // Specifies the maximum number of expired leases that can be + // processed in a single attempt to clean up the lease + // database from the expired leases. If there are more + // expired leases, they will be processed during the next + // cleanup attempt. + "max-reclaim-leases": 100, + + // Specifies the maximum time in milliseconds that the single + // attempt to cleanup the lease database from the expired + // leases may take. + "max-reclaim-time": 250, + + // Specifies the time period in seconds since last attempt + // to process expired leases to initiate the next attempt. + "reclaim-timer-wait-time": 10, + + // Specifies the maximum number of expired leases processing + // cycles which didn't result in full cleanup of the lease + // database from the expired leases, after which a + // warning message is issued. + "unwarned-reclaim-cycles": 5 + }, + + // List of hooks libraries and their specific configuration parameters + // to be loaded by Kea DHCPv4 server. + "hooks-libraries": [ + { + // Location of the hooks library to be loaded. + "library": "/opt/lib/kea/hooks/libdhcp_lease_cmds.so", + + // Hook library specific configuration parameters. + "parameters": { } + } + ], + + // List of access credentials to external sources of IPv6 reservations, + "hosts-databases": [ + { + // Name of the database to connect to. + "name": "keatest", + + // Host on which the database resides. + "host": "localhost", + + // Database password. + "password": "keatest", + + // Port on which the database is available. + "port": 3306, + + // Type of the database, e.g. "mysql", "postgresql". + "type": "mysql", + + // User name to be used to access the database. + "user": "keatest", + + // Read only mode. + "readonly": false, + + // Next entries are for the OpenSSL support in MySQL. + // Trust anchor aka certificate authority file or directory. + "trust-anchor": "my-ca", + + // Client certificate file name. + "cert-file": "my-cert", + + // Private key file name. + "key-file": "my-key", + + // Cipher list (see the OpenSSL ciphers command manual). + "cipher-list": "AES" + }, + { + // Name of the database to connect to. + "name": "keatest", + + // Host on which the database resides. + "host": "localhost", + + // Database password. + "password": "keatest", + + // Port on which the database is available. + "port": 5432, + + // Type of the database, e.g. "mysql", "postgresql". + "type": "postgresql", + + // User name to be used to access the database. + "user": "keatest", + + // Connection reconnect wait time. + // This parameter governs how long Kea waits before attempting + // to reconnect. Expressed in milliseconds. The default is 0 + // (disabled) for MySQL and PostgreSQL. + "reconnect-wait-time": 3000, + + // Connection maximum reconnect tries. + "max-reconnect-tries": 3, + + // Action to take when connection recovery fails. + // Supported values: stop-retry-exit, serve-retry-exit, + // serve-retry-continue + "on-fail": "stop-retry-exit", + + // Connection connect timeout. + "connect-timeout": 100 + } + ], + + // List of host reservation identifier types to be used by the + // Kea DHCPv6 server to fetch static reservations for the + // DHCP clients. All identifiers are used by default, which + // means that the server will issue multiple queries to the + // database to find if there is a reservation for the particular + // client. If the particular deployment uses only subset, e.g. + // one, identifier type, this identifier should be only listed + // here to prevent unnecessary queries to the database. + "host-reservation-identifiers": [ + "hw-address", + "duid", + "flex-id" + ], + + // Specifies configuration of interfaces on which the Kea DHCPv6 + // server is listening to the DHCP queries. + "interfaces-config": { + // Specifies a list of interfaces on which the Kea DHCPv6 + // server should listen to the DHCP requests. + "interfaces": [ + "eth0" + ], + + // Boolean flag indicating if the available interfaces should + // be re-detected upon server reconfiguration. The default value + // is true which means that the interfaces are always + // re-detected. + "re-detect": true, + + // Kea tries to bind the service sockets during initialization. It may + // fail due to a port being already opened or misconfiguration. Kea can + // suppress these errors and only logs them. This flag prevents starting + // the DHCP server without binding all sockets. If unspecified, it + // defaults to false. + "service-sockets-require-all": true, + + // Kea tries to bind the service sockets during initialization. This + // option specifies how many times binding to interface will be retried. + // The default value is 0 which means that the operation will not be + // repeated. + "service-sockets-max-retries": 5, + + // The time interval in milliseconds to wait before the next attempt to + // retry opening a service socket. + "service-sockets-retry-wait-time": 5000 + }, + + // Boolean parameter which controls whether an early global host + // reservations lookup should be performed. This lookup takes place + // before subnet selection and when a global reservation is found + // with some client classes, it triggers a second phase classification. + // It can also be used to drop queries using host reservations as a + // decision table indexed by reservation identifiers. + "early-global-reservations-lookup": true, + + // Boolean parameter which controls DHCP server's behavior with respect + // to creating host reservations for the same IP address or delegated + // prefix. By default this flag is set to true in which case the server + // prevents creation of multiple host reservations for the same IP address + // or delegated prefix. When this parameter is set to false, the server + // allows for creating multiple reservations for the same IP address or + // delegated prefix within a subnet. This setting is useful in deployments + // in which a given host may be communicating with a DHCP server over + // multiple interfaces and depending on the chosen interface different + // MAC address (or other identifier) will be used to identify the host. + // Note that some host backends do not support the mode in which multiple + // reservations for the same IP address or delegated prefix are used. + // If these backends are in use and this setting is attempted a + // configuration error will occur. The MySQL and PostgreSQL backends do + // support this mode. + "ip-reservations-unique": true, + + /// Boolean parameter which controls whether host reservations lookup + /// should be performed before lease lookup. This parameter has effect + /// only when multi-threading is disabled. When multi-threading is + /// enabled, host reservations lookup is always performed first to avoid + /// lease lookup resource locking. + "reservations-lookup-first": true, + + // Specifies credentials to access lease database. + "lease-database": { + // memfile backend specific parameter specifying the interval + // in seconds at which lease file should be cleaned up (outdated + // lease entries are removed to prevent lease file from growing + // infinitely). + "lfc-interval": 3600, + + // Maximum number of lease file read errors allowed before + // loading the file is abandoned. Defaults to 0 (no limit). + "max-row-errors": 100, + + // Name of the lease file. In case of database it specifies the + // database name. + "name": "/tmp/kea-dhcp6.csv", + + // memfile specific parameter indicating whether leases should + // be saved on persistent storage (disk) or not. The true value + // is the default and it indicates that leases are stored in the + // persistent storage. This setting must be used in production. + // The false value should only be used for testing purposes + // because non stored leases will be lost upon Kea server restart. + "persist": true, + + // Lease database backend type, i.e. "memfile", "mysql" or + // "postgresql". + "type": "memfile" + }, + + // List of parameters indicating how the client's MAC address can be + // inferred from the DHCP query. Supported values are listed in the + // Kea Administrator Reference Manual. + "mac-sources": [ "duid" ], + + // List of global DHCP options that Kea DHCPv6 server assigns to the + // clients. + "option-data": [ + { + // Boolean flag indicating if the given option is always + // send in response or only when requested. The default + // value of false indicates that it is only sent when + // requested. + "always-send": false, + + // Option code. It is not required if the option name is + // provided. + "code": 23, + + // Boolean value indicating whether the option data specified + // in the "data" field is specified as a string of hexadecimal + // digits or in human readable CSV format. + "csv-format": true, + + // Option data to be stored in the option payload. + "data": "2001:db8:2::45, 2001:db8:2::100", + + // Option name. It is not required of the option code is + // provided. + "name": "dns-servers", + + // Option space. The default is the "dhcp6" option space which + // groups top level DHCPv6 options. + "space": "dhcp6" + } + ], + + // List of global option definitions, i.e. option formats, that the + // Kea DHCPv6 server is using. + "option-def": [ + { + // Boolean flag indicating if the option definition comprises + // an array of values of some type, e.g. array of IPv6 addresses. + // The default value of false means that the option does not + // comprise an array of values. + "array": false, + + // Option code. + "code": 6, + + // Holds a name of the option space encapsulated by this option. + // All options that belong to this option space will be sent + // as sub-options of this option. Empty string means that this + // option doesn't encapsulate any option. + "encapsulate": "", + + // Option name. + "name": "my-option", + + // Specifies the types of fields within the option if the option + // is said to be a "record" (see "type"). in this particular example + // this option comprises two fields, 1 byte and 2 bytes long. + "record-types": "uint8, uint16", + + // Name of the option space to which this option belongs. + "space": "my-space", + + // Option type. All possible types are listed in the Kea + // Administrator Reference Manual. + "type": "record" + } + ], + + // Global value which limits the number of client packets (e.g. + // REQUESTs,RENEWs...) that may be parked while waiting for + // hook library work to complete, prior to a response (e.g. REPLY) + // being sent back to the client. A typical example is when kea-dhcp6 + // parks a REQUEST while it sends the lease update(s) to its + // HA peer(s). The packet is unparked once the update(s) have been + // acknowledged. This value limits the number of packets that can + // be held pending the updates. In times of heavy client traffic, + // this value can keep kea-dhcp6 from building an insurmountable + // backlog of updates. + "parked-packet-limit": 128, + + // Global (default) value of the preferred lifetime. + "preferred-lifetime": 50, + + // Global min value of the preferred lifetime. + "min-preferred-lifetime": 40, + + // Global max value of the preferred lifetime. + "max-preferred-lifetime": 60, + + // Global value for the rebind timer, i.e. the time after which the + // DHCP client enters rebind state if it fails to renew the lease. + "rebind-timer": 40, + + // List of relay supplied option codes. See RFC 6422. + "relay-supplied-options": [ "110", "120", "130" ], + + // Global value for the renew timer, i.e. the timer after which the + // DHCP client renews the lease. + "renew-timer": 30, + + // Global value to store extended information (e.g. relay agent + // information) with each lease. + "store-extended-info": true, + + // Statistics keep some samples per observation point. + // There are two default values: maximum count and maximum age. + // Set the maximum count to zero disables it. + "statistic-default-sample-count": 0, + + // When the maximum count is 0 the maximum age (in seconds) applies. + "statistic-default-sample-age": 60, + + // Multi-threading parameters. + "multi-threading": { + // By default Kea processes packets on a single thread (default + // 'false' value for this option). To enable multi-threading, this + // option can be set ('true' value). + "enable-multi-threading": false, + + // When multi-threading is enabled, Kea will process packets on a + // number of multiple threads configurable through this option. The + // value must be a positive integer (0 means auto detect). + "thread-pool-size": 0, + + // When multi-threading is enabled, Kea will read packets from the + // interface and append a working item to the thread pool. This + // option configures the maximum number of items that can be queued. + // The value must be a positive integer (0 means unlimited). + "packet-queue-size": 0 + }, + + // Governs how the Kea DHCPv6 server should deal with the invalid + // data received from the client. + "sanity-checks": { + // Specifies how the Kea DHCPv6 server should behave when invalid + // data is read for a lease from the lease file. The following + // values are supported "none" (don't attempt to correct the + // lease information), "warn" (print a warning for subnet-id + // related inconsistencies), "fix" (correct the subnet id by + // trying to find the suitable subnet), "fix-del" (similar + // to "fix" but delete the lease if no suitable subnet found), + // "del" (delete the lease if the lease has invalid subnet + // identifier value). + "lease-checks": "warn" + }, + + // Custom DUID used by the DHCPv6 server. + "server-id": { + // Type of the DUID. Possible values are "LLT", "EN", and "LL". + "type": "EN", + + // Enterprise id used for "EN" duid. + "enterprise-id": 2495, + + // Identifier part of the DUID. + "identifier": "0123456789", + + // Boolean flag indicating if the DUID should be persisted on + // disk. + "persist": false + }, + + // List of shared networks used by Kea DHCPv6 server. The shared + // networks group subnets together. + "shared-networks": [ + { + // Restricts this shared network to allow only clients + // that belong to the particular client class. If an + // empty string is provided, no restriction is applied. + "client-class": "", + + // Shared network level value. See description at the global level. + "ddns-generated-prefix": "myhost", + + // Shared network level value. See description at the global level. + "ddns-override-client-update": false, + + // Shared network level value. See description at the global level. + "ddns-override-no-update": false, + + // Shared network level value. See description at the global level. + "ddns-qualifying-suffix": "", + + // Shared network level value. See description at the global level. + "ddns-replace-client-name": "never", + + // Shared network level value. See description at the global level. + "ddns-send-updates": true, + + // Shared network level value. See description at the global level. + "ddns-update-on-renew": true, + + // Shared network level value. See description at the global level. + "ddns-use-conflict-resolution": true, + + // Shared network level value. See description at the global level. + "hostname-char-replacement": "x", + + // Shared network level value. See description at the global level. + "hostname-char-set": "[^A-Za-z0-9.-]", + + // Specifies that this shared network is selected for the + // requests received on the particular interface. + "interface": "eth0", + + // Specifies the content of the interface-id option used + // by relays to identify the interface on the relay to + // which the response is sent. + "interface-id": "", + + // Shared network name. + "name": "my-secret-network", + + // List of shared network specific DHCP options. + "option-data": [], + + // Shared network specific (default) preferred lifetime. + "preferred-lifetime": 2000, + + // Shared network specific min preferred lifetime. + "min-preferred-lifetime": 1500, + + // Shared network specific ma xpreferred lifetime. + "max-preferred-lifetime": 2500, + + // Boolean flag indicating if the server can respond to + // a Solicit message including a Rapid Commit option with + // the Reply message (See DHCPv6 rapid commit). + "rapid-commit": false, + + // List of IPv6 relay addresses for which this shared + // network is selected. + "relay": { + "ip-addresses": [] + }, + + // Shared network level rebind timer. + "rebind-timer": 41, + + // Shared network level renew timer. + "renew-timer": 31, + + // Shared network level compute T1 and T2 timers. + "calculate-tee-times": true, + + // T1 = valid lifetime * .5. + "t1-percent": .5, + + // T2 = valid lifetime * .75. + "t2-percent": .75, + + // Cache threshold = valid lifetime * .25. + "cache-threshold": .25, + + // Cache maximum: when the client last transmission time + // is close enough the lease is not renewed and current + // lease is returned as it was "cached". + "cache-max-age": 10, + + // Enumeration specifying server's mode of operation when it + // fetches host reservations. + // "reservation-mode": "all", + // It is replaced by the "reservations-global", + // "reservations-in-subnet" and "reservations-out-of-pool" + // parameters. + + // Specify if server should lookup global reservations. + "reservations-global": false, + + // Specify if server should lookup in-subnet reservations. + "reservations-in-subnet": true, + + // Specify if server can assume that all reserved addresses + // are out-of-pool. + // Ignored when reservations-in-subnet is false. + // If specified, it is inherited by "subnet6" levels. + "reservations-out-of-pool": false, + + // List of client classes which must be evaluated when this shared + // network is selected for client assignments. + "require-client-classes": [ "late" ], + + // Turn off storage of extended information (e.g. relay agent + // information) with each lease for this shared-network. + "store-extended-info": false, + + // List of IPv6 subnets belonging to this shared network. + "subnet6": [ + { + // Restricts this subnet to allow only clients that belong + // to the particular client class. If an empty string is + // provided, no restriction is applied. + "client-class": "", + + // Subnet level value. See description at the global level. + "ddns-generated-prefix": "myhost", + + // Subnet level value. See description at the global level. + "ddns-override-client-update": false, + + // Subnet level value. See description at the global level. + "ddns-override-no-update": false, + + // Subnet level value. See description at the global level. + "ddns-qualifying-suffix": "", + + // Subnet level value. See description at the global level. + "ddns-replace-client-name": "never", + + // Subnet level value. See description at the global level. + "ddns-send-updates": true, + + // Subnet level value. See description at the global level. + "ddns-update-on-renew": true, + + // Subnet level value. See description at the global level. + "ddns-use-conflict-resolution": true, + + // Subnet level value. See description at the global level. + "hostname-char-replacement": "x", + + // Subnet level value. See description at the global level. + "hostname-char-set": "[^A-Za-z0-9.-]", + + // Subnet unique identifier. + "id": 1, + + // Specifies that this subnet is selected for the requests + // received on the particular interface. + "interface": "eth0", + + // Specifies the content of the interface-id option used + // by relays to identify the interface on the relay to + // which the response is sent. + "interface-id": "", + + // Turn on storage of extended information (e.g. relay agent + // information) with each lease for this subnet. + "store-extended-info": true, + + // Subnet level list of DHCP options. + "option-data": [ + { + // Boolean flag indicating if the particular option + // should be always sent or sent only when requested. + "always-send": false, + + // Option code. + "code": 7, + + // Boolean flag indicating if the option value specified + // in "data" is a string of hexadecimal values or human + // readable CSV value. + "csv-format": false, + + // Option data to be included in the option payload. + "data": "0xf0", + + // Option name. + "name": "preference", + + // Option space. The default value "dhcp6" designates the + // top level option space. + "space": "dhcp6" + } + ], + + // List of pools from which delegated prefixes are assigned to the + // clients. + "pd-pools": [ + { + // Restricts this prefix pool to be used only for the client + // requests belonging to a particular client class. + "client-class": "phones_server1", + + // Length of prefixes delegated to clients. + "delegated-len": 64, + + // Excluded prefix (address) from client assignments. + "excluded-prefix": "2001:db8:1::", + + // Excluded prefix (length) from client assignments. + "excluded-prefix-len": 72, + + // Prefix pool level list of DHCP options. + "option-data": [], + + // Prefix range (address) used for client assignments. + "prefix": "2001:db8:1::", + + // Prefix range (length) used for client assignments. + "prefix-len": 48, + + // List of client classes which must be evaluated + // when this prefix pool is selected for client assignments. + "require-client-classes": [] + } + ], + + "pools": [ + { + // Restricts this pool to be only used for the client + // requests belonging to a particular client class. + "client-class": "phones_server1", + + // Pool level list of DHCP options. + "option-data": [], + + // Address range used for client assignments. + "pool": "2001:db8:0:1::/64", + + // List of client classes which must be evaluated when this pool + // is selected for client assignments. + "require-client-classes": [ "late" ] + }, + { + // Restricts this pool to be only used for the client + // requests belonging to a particular client class. + "client-class": "phones_server2", + + // Pool level list of DHCP options. + "option-data": [], + + // Address range used for client assignments. + "pool": "2001:db8:0:3::/64", + + // List of client classes which must be evaluated when this pool + // is selected for client assignments. + "require-client-classes": [] + } + ], + + // Subnet specific (default) preferred lifetime. + "preferred-lifetime": 2000, + + // Subnet specific min preferred lifetime. + "min-preferred-lifetime": 1500, + + // Subnet specific max referred lifetime. + "max-preferred-lifetime": 2500, + + // Boolean flag indicating if the server can respond to + // a Solicit message including a Rapid Commit option with + // the Reply message (See DHCPv6 rapid commit). + "rapid-commit": false, + + // Subnet level rebind timer. + "rebind-timer": 40, + + // List of IPv4 relay addresses for which this subnet + // is selected. + "relay": { + "ip-addresses": [ + "2001:db8:0:f::1" + ] + }, + + // Subnet level renew timer. + "renew-timer": 30, + + // Enumeration specifying server's mode of operation when it + // fetches host reservations. + // "reservation-mode": "all", + // It is replaced by the "reservations-global", + // "reservations-in-subnet" and + // "reservations-out-of-pool" parameters. + + // Specify if server should lookup global reservations. + "reservations-global": false, + + // Specify if server should lookup in-subnet reservations. + "reservations-in-subnet": true, + + // Specify if server can assume that all reserved + // addresses are out-of-pool. + // Ignored when reservations-in-subnet is false. + "reservations-out-of-pool": false, + + // Subnet level compute T1 and T2 timers. + "calculate-tee-times": true, + + // T1 = valid lifetime * .5. + "t1-percent": .5, + + // T2 = valid lifetime * .75. + "t2-percent": .75, + + // Cache threshold = valid lifetime * .25. + "cache-threshold": .25, + + // Subnet level cache maximum. + "cache-max-age": 10, + + // List of static IPv6 reservations assigned to the clients belonging + // to this subnet. For detailed example see reservations.json. + "reservations": [ + { + // Identifier used for client matching. Supported values are + // "duid", "hw-address" and "flex-id". + "duid": "01:02:03:04:05:06:07:08:09:0A", + + // List of reserved IPv6 addresses. + "ip-addresses": [ "2001:db8:1:cafe::1" ], + + // List of reserved IPv6 prefixes. + "prefixes": [ "2001:db8:2:abcd::/64" ], + + // Reserved hostname. + "hostname": "foo.example.com", + + // Reservation specific option data. + "option-data": [ + { + // Option name. + "name": "vendor-opts", + + // Option value. + "data": "4491" + } + ] + } + ], + + // List of client classes which must be evaluated when this subnet + // is selected for client assignments. + "require-client-classes": [ "late" ], + + // Subnet prefix. + "subnet": "2001:db8::/32", + + // Subnet level (default) valid lifetime. + "valid-lifetime": 6000, + + // Subnet level min valid lifetime. + "min-valid-lifetime": 4000, + + // Subnet level max valid lifetime. + "max-valid-lifetime": 8000 + } + ], + + // Shared network level (default) valid lifetime. + "valid-lifetime": 6001, + + // Shared network level min valid lifetime. + "min-valid-lifetime": 4001, + + // Shared network level max valid lifetime. + "max-valid-lifetime": 8001 + } + ], + + // List of IPv6 subnets which don't belong to any shared network. + "subnet6": [], + + // Global (default) valid lifetime value. + "valid-lifetime": 6000, + + // Global min valid lifetime value. + "min-valid-lifetime": 4000, + + // Global max valid lifetime value. + "max-valid-lifetime": 8000, + + // Reservations (examples are in other files). + "reservations": [], + + // Configuration control (currently not used, i.e. this syntax + // is already defined but corresponding feature is not implemented). + "config-control": { + // Only configuration databases entry is defined. + "config-databases": [ + { + // Name of the database to connect to. + "name": "config", + + // Type of the database, e.g. "mysql", "postgresql". + "type": "mysql" + } + ], + // Intervals between attempts to fetch configuration updates + // via the configuration backends used. + "config-fetch-wait-time": 30 + }, + + // Server tag. + "server-tag": "my DHCPv6 server", + + // DHCP queue control parameters. + "dhcp-queue-control": { + // Enable queue is mandatory. + "enable-queue": true, + + // Queue type was mandatory. + "queue-type": "kea-ring6", + + // Capacity is optional. + "capacity": 64 + }, + + // Fetches host reservations. + // "reservation-mode": "all", + // It is replaced by the "reservations-global", + // "reservations-in-subnet" and "reservations-out-of-pool" parameters. + + // Specify if server should lookup global reservations. + "reservations-global": false, + + // Specify if server should lookup in-subnet reservations. + "reservations-in-subnet": true, + + // Specify if server can assume that all reserved addresses + // are out-of-pool. + // Ignored when reservations-in-subnet is false. + // If specified, it is inherited by "shared-networks" and + // "subnet6" levels. + "reservations-out-of-pool": false, + + // Data directory. + "data-directory": "/tmp", + + // Global compute T1 and T2 timers. + "calculate-tee-times": true, + + // T1 = valid lifetime * .5. + "t1-percent": .5, + + // T2 = valid lifetime * .75. + "t2-percent": .75, + + // Cache threshold = valid lifetime * .25. + "cache-threshold": .25, + + // Global cache maximum. + "cache-max-age": 10, + + // String of zero or more characters with which to replace each + // invalid character in the Client FQDN. The default + // value is an empty string which will cause invalid characters + // to be omitted rather than replaced. + "hostname-char-replacement": "x", + + // Regular expression describing the invalid character set in + // the Client FQDN. + "hostname-char-set": "[^A-Za-z0-9.-]", + + // List of loggers used by the servers using this configuration file. + "loggers": [ + { + // Debug level, a value between 0..99. The greater the value + // the more detailed debug log. + "debuglevel": 99, + + // Name of the logger. + "name": "kea-dhcp6", + + // Configures how the log should be output. + "output_options": [ + { + // Determines whether the log should flushed to a file. + "flush": true, + + // Specifies maximum filesize before the file is being rotated. + "maxsize": 10240000, + + // Specifies the maximum number of rotated files being kept. + "maxver": 1, + + // Specifies logging destination. + "output": "stdout", + + // Specifies log entry content + "pattern": "%D{%Y-%m-%d %H:%M:%S.%q} %-5p [%c/%i] %m\n" + } + ], + + // Specifies logging severity, i.e. "ERROR", "WARN", "INFO", "DEBUG". + "severity": "INFO" + } + ], + + // Look at advanced example for the use of user-contexts. + "user-context": { } + } +} |