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// This is an example configuration file for D2, Kea's DHCP-DDNS processor.
// It supports updating two Forward DNS zones "four.example.com" and
// "six.example.com"; and one Reverse DNS zone, "2.0.192.in-addr.arpa."
{
// ------------------ DHCP-DDNS ---------------------
//
"DhcpDdns":
{
// -------------- Global Parameters ----------------
//
// D2 will listen for update requests for Kea DHCP servers at 127.0.0.1
// on port 53001. Maximum time to we will wait for a DNS server to
// respond to us is 1000 ms.
"ip-address": "127.0.0.1",
"port": 53001,
"dns-server-timeout" : 1000,
// One extra feature that requires some explanation is
// user-context. This is a structure that you can define at global scope,
// in ddns domain, dns server, tsig key and others. It is parsed by
// Kea, but not used directly. It is intended to keep anything you
// may want to put there - comments, extra designations, floor or
// department names etc.
// A comment entry is translated into a user-context with a "comment"
// property so you can include comments inside the configuration itself.
"user-context": { "version": 1 },
//
// ----------------- Control Socket -----------------
//
"control-socket":
{
"socket-type": "unix",
"socket-name": "/tmp/kea-ddns-ctrl-socket"
},
//
// ----------------- Hooks Libraries -----------------
//
"hooks-libraries":
[
// Hook libraries list may contain more than one library.
{
// The only necessary parameter is the library filename.
"library": "/opt/local/ddns-server-commands.so",
// Some libraries may support parameters. Make sure you
// type this section carefully, as the CA does not validate
// it (because the format is library specific).
"parameters":
{
"param1": "foo"
}
}
],
//
// ----------------- Forward DDNS ------------------
//
// 1. Zone - "four.example.com.
// It uses TSIG, key name is "d2.md5.key"
// It is served by one DNS server which listens for DDNS requests at
// 172.16.1.1 on the default port 53 (standard DNS port)
//
// 2. Zone - "six.example.com."
// It does not use TSIG.
// It is server by one DNS server at "2001:db8:1::10" on port 7802
"forward-ddns":
{
"ddns-domains":
[
// DdnsDomain for zone "four.example.com."
{
"comment": "DdnsDomain example",
"name": "four.example.com.",
"key-name": "d2.md5.key",
"dns-servers":
[
{
"ip-address": "172.16.1.1"
}
]
},
// DdnsDomain for zone "six.example.com."
{
"name": "six.example.com.",
"dns-servers":
[
{
"ip-address": "2001:db8:1::10",
"port": 7802
}
]
}
]
},
// ----------------- Reverse DDNS ------------------
//
// We will update Reverse DNS for one zone "2.0.192.in-addr-arpa". It
// uses TSIG with key "d2.sha1.key" and is served by two DNS servers:
// one listening at "172.16.1.1" on 53001 and the other at "192.168.2.10".
//
"reverse-ddns":
{
"ddns-domains":
[
{
"name": "2.0.192.in-addr.arpa.",
"key-name": "d2.sha1.key",
"dns-servers":
[
{
"ip-address": "172.16.1.1",
"port": 53001
},
{
"ip-address": "192.168.2.10"
}
]
}
]
},
// ------------------ TSIG keys ---------------------
//
// Each key has a name, an algorithm (HMAC-MD5, HMAC-SHA1, HMAC-SHA224...)
// and a base-64 encoded shared secret.
//
"tsig-keys":
[
{
"name": "d2.md5.key",
"algorithm": "HMAC-MD5",
"secret": "LSWXnfkKZjdPJI5QxlpnfQ=="
},
{
"name": "d2.sha1.key",
"algorithm": "HMAC-SHA1",
"secret": "hRrp29wzUv3uzSNRLlY68w=="
},
{
"name": "d2.sha512.key",
"algorithm": "HMAC-SHA512",
"digest-bits": 256,
"secret": "/4wklkm04jeH4anx2MKGJLcya+ZLHldL5d6mK+4q6UXQP7KJ9mS2QG29hh0SJR4LA0ikxNJTUMvir42gLx6fGQ=="
}
],
// The following configures logging. It assumes that messages with at least
// informational level (info, warn, error and fatal) should be logged to stdout.
// It also specifies a custom log pattern.
"loggers": [
{
"name": "kea-dhcp-ddns",
"output_options": [
{
"output": "stdout",
// Several additional parameters are possible in addition
// to the typical output. Flush determines whether logger
// flushes output to a file. Maxsize determines maximum
// filesize before the file is being rotated. maxver
// specifies the maximum number of rotated files being
// kept.
"flush": true,
"maxsize": 204800,
"maxver": 4,
"pattern": "%d [%c/%i] %m\n"
}
],
"debuglevel": 0,
"severity": "INFO"
}
]
}
}
|
