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Diffstat (limited to 'doc/examples/kea6/mysql-reservations.json')
-rw-r--r-- | doc/examples/kea6/mysql-reservations.json | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/doc/examples/kea6/mysql-reservations.json b/doc/examples/kea6/mysql-reservations.json new file mode 100644 index 0000000..769c111 --- /dev/null +++ b/doc/examples/kea6/mysql-reservations.json @@ -0,0 +1,101 @@ +// This is an example configuration file for the DHCPv6 server in Kea. +// It contains configuration of the MySQL host database backend, used +// to retrieve reserved addresses, host names, DHCPv4 message fields +// and DHCP options from MySQL database. +{ "Dhcp6": + +{ +// Kea is told to listen on eth0 interface only. + "interfaces-config": { + "interfaces": [ "eth0" ] + }, + +// We need to specify the database used to store leases. As of +// June 2022, three database backends are supported: MySQL, +// PostgreSQL and the in-memory database, Memfile. +// We'll use memfile because it doesn't require any prior set up. + "lease-database": { + "type": "memfile", + "lfc-interval": 3600 + }, + +// This is pretty basic stuff, it has nothing to do with reservations. + "preferred-lifetime": 3000, + "valid-lifetime": 4000, + "renew-timer": 1000, + "rebind-timer": 2000, + +// Kea supports two types of identifiers in DHCPv6: hw-address +// (hardware/MAC address of the client) and duid (DUID inserted by the +// client). When told to do so, Kea can check for each of these +// identifier types, but it takes a costly database lookup to do so. It +// is therefore useful from a performance perspective to use only the +// reservation types that are actually used in a given network. + "host-reservation-identifiers": [ "duid", "hw-address" ], + +// Specify connection to the database holding host reservations. The type +// specifies that the MySQL database is used. user and password are the +// credentials used to connect to the database. host and name specify +// location of the host where the database instance is running, and the +// name of the database to use. The server processing a packet will first +// check if there are any reservations specified for this client in the +// reservations list, within the subnet (configuration file). If there are +// no reservations there, the server will try to retrieve reservations +// from this database. + "hosts-database": { + "type": "mysql", + "reconnect-wait-time": 3000, // expressed in ms + "max-reconnect-tries": 3, + "name": "keatest", + "user": "keatest", + "password": "keatest", + "host": "localhost", + "port": 3306, + "readonly": true, + "trust-anchor": "my-ca", + "cert-file": "my-cert", + "key-file": "my-key", + "cipher-list": "AES" + }, + +// Define a subnet with a pool of dynamic addresses and a pool of dynamic +// prefixes. Addresses and prefixes from those pools will be assigned to +// clients which don't have reservations in the database. Subnet identifier +// is equal to 1. If this subnet is selected for the client, this subnet +// id will be used to search for the reservations within the database. + "subnet6": [ + { + "subnet": "2001:db8:1::/48", + + "pools": [ { "pool": "2001:db8:1::/80" } ], + + "pd-pools": [ + { + "prefix": "2001:db8:1:8000::", + "prefix-len": 56, + "delegated-len": 64 + } + ], + "interface": "eth0", + "id": 1 + } + ], + +// The following configures logging. It assumes that messages with at +// least informational level (info, warn, error and fatal) should be +// logged to stdout. + "loggers": [ + { + "name": "kea-dhcp6", + "output_options": [ + { + "output": "stdout" + } + ], + "debuglevel": 0, + "severity": "INFO" + } + ] +} + +} |