scitra

Name

scitra - resolves SCION TXT records to SCION-mapped IPv6 addresses

Description

This CoreDNS plugin is a companion to [SCION-IP Address Translators][1] that returns special AAAA addresses (SCION-mapped IP addresses) for host that announce SCION support in a TXT record.

TXT records recognized by this plugin must have the form "scion=," where is a SCION AS and is an IPv4 or IPv6 address.

[1] https://github.com/netsys-lab/scion-ip-translator

Syntax

scitra [prefix PREFIX]

• prefix PREFIX is an 8 bit long IPv6 prefix in CIDR notation that is used by translators to identify SCION-mapped IPv6 addresses. The default prefix is fc00::/8.

Compilation

Add the following to plugin.cfg and recompile CoreDNS:

# add this line right before cache:cache
scitra:github.com/netsys-lab/coredns-scitra

Example

Forward queries to another DNS server and rewrite SCION addresses.

. {
    forward . 1.1.1.1
    scitra
    cache
}