The dns Connector

The dns connector integrates DNS client access into tremor allowing programmatic DNS queries against the system-provided domain name system resolver.

note

No codecs, configuration, or processors are supported.

Configuration

define connector my_dns from dns;

Commands sent to a DNS connector instances in port will yield responses via the connector instances corresponding out port.

The response format is a set of record entries corresponding to the key provided as a value to the lookup command

[
  {"A": "1.2.3.4", "ttl": 60},
  {"CNAME": "www.tremor.rs", "ttl": 120}
]

How do I lookup a domain?

{
  "lookup": "tremor.rs"
}

How do i lookup a CNAME?

{
  "lookup": {
    "name": "tremor.rs",
    "type": "CNAME"
  }
}

What record types are supported:

• A
• AAAA
• ANAME
• CNAME
• TXT
• PTR
• CAA
• HINFO
• HTTPS
• MX
• NAPTR
• NULL
• NS
• OPENPGPKEY
• SOA
• SRV
• SSHFP
• SVCB
• TLSA

note

If type is not specified A records will be looked up by default