Name = "RFC2136"
Description = ''''''
URL = "https://tools.ietf.org/html/rfc2136"
Code = "rfc2136"
Since = "v0.3.0"

Example = '''
RFC2136_NAMESERVER=127.0.0.1 \
RFC2136_TSIG_KEY=lego \
RFC2136_TSIG_ALGORITHM=hmac-sha256. \
RFC2136_TSIG_SECRET=YWJjZGVmZGdoaWprbG1ub3BxcnN0dXZ3eHl6MTIzNDU= \
lego --email myemail@example.com --dns rfc2136 --domains my.example.org run

## ---

keyname=lego; keyfile=lego.key; tsig-keygen $keyname > $keyfile

RFC2136_NAMESERVER=127.0.0.1 \
RFC2136_TSIG_KEY="$keyname" \
RFC2136_TSIG_ALGORITHM="$( awk -F'[ ";]' '/algorithm/ { print $2 }' $keyfile )." \
RFC2136_TSIG_SECRET="$( awk -F'[ ";]' '/secret/ { print $3 }' $keyfile )" \
lego --email myemail@example.com --dns rfc2136 --domains my.example.org run
'''

[Configuration]
  [Configuration.Credentials]
    RFC2136_TSIG_KEY = "Name of the secret key as defined in DNS server configuration. To disable TSIG authentication, leave the `RFC2136_TSIG*` variables unset."
    RFC2136_TSIG_SECRET = "Secret key payload. To disable TSIG authentication, leave the` RFC2136_TSIG*` variables unset."
    RFC2136_TSIG_ALGORITHM = "TSIG algorithm. See [miekg/dns#tsig.go](https://github.com/miekg/dns/blob/master/tsig.go) for supported values. To disable TSIG authentication, leave the `RFC2136_TSIG*` variables unset."
    RFC2136_NAMESERVER = 'Network address in the form "host" or "host:port"'
  [Configuration.Additional]
    RFC2136_POLLING_INTERVAL = "Time between DNS propagation check"
    RFC2136_PROPAGATION_TIMEOUT = "Maximum waiting time for DNS propagation"
    RFC2136_TTL = "The TTL of the TXT record used for the DNS challenge"
    RFC2136_DNS_TIMEOUT = "API request timeout"
    RFC2136_SEQUENCE_INTERVAL = "Time between sequential requests"

[Links]
  API = "https://tools.ietf.org/html/rfc2136"