RFC2136
Configuration for RFC2136.
- Code:
rfc2136
- Since: v0.3.0
Here is an example bash command using the RFC2136 provider:
RFC2136_NAMESERVER=127.0.0.1 \
RFC2136_TSIG_KEY=lego \
RFC2136_TSIG_ALGORITHM=hmac-sha256. \
RFC2136_TSIG_SECRET=YWJjZGVmZGdoaWprbG1ub3BxcnN0dXZ3eHl6MTIzNDU= \
lego --email you@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 you@example.com --dns rfc2136 --domains my.example.org run
Credentials
Environment Variable Name | Description |
---|---|
RFC2136_NAMESERVER |
Network address in the form “host” or “host:port” |
RFC2136_TSIG_ALGORITHM |
TSIG algorithm. See miekg/dns#tsig.go for supported values. To disable TSIG authentication, leave the RFC2136_TSIG* variables unset. |
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. |
The environment variable names can be suffixed by _FILE
to reference a file instead of a value.
More information here.
Additional Configuration
Environment Variable Name | Description |
---|---|
RFC2136_DNS_TIMEOUT |
API request timeout |
RFC2136_POLLING_INTERVAL |
Time between DNS propagation check |
RFC2136_PROPAGATION_TIMEOUT |
Maximum waiting time for DNS propagation |
RFC2136_SEQUENCE_INTERVAL |
Time between sequential requests |
RFC2136_TTL |
The TTL of the TXT record used for the DNS challenge |
The environment variable names can be suffixed by _FILE
to reference a file instead of a value.
More information here.