Crate goatns

Goats are cool, but they make for poor DNS record stores. So here’s an authoritative DNS server INSPIRED by goats.

Modules

• cli
  Code related to CLI things
• config
  Configuration handling for the server
• datastore
  The data-storing backend for zone information and (eventually) caching.
• db
• enums
• packet_dumper
• reply
• resourcerecord
• serializers
• servers
• utils
• web
  Configuration and management API
• zones

Macros

• error_result_json
  message, status

Structs

• Header
  The header of a DNS transmission, either a Query or Reply. Ref RFC1035 section 4.1.1.
• Question
  A DNS Question section, from Ref RFC1035 section 4.1.2 “Question section format”.
• ResourceRecord
  The answer, authority, and additional sections all share the same format: a variable number of resource records, where the number of records is specified in the corresponding count field in the header.

Constants

• COOKIE_NAME
• HEADER_BYTES
  The size of a DNS request header
• MAX_IN_FLIGHT
  Internal limit of in-flight requests
• REPLY_TIMEOUT_MS
  The default “cancel a server response” timeout
• UDP_BUFFER_SIZE
  The maximum size of a UDP packet https://dnsflagday.net/2020/#dns-flag-day-2020

Functions

• get_question_qname
  Returns a Vec<u8> representation of the name (ie, example.com = [101, 120, 97, 109, 112, 108, 101, 46, 99, 111, 109])