TrueNAS ACME DNS Authenticator Script for DeSEC

This is a shell script to use DeSEC for the DNS-01 challenge of ACME based CAs with TrueNAS.

Usage

• Replace the value of DESEC_TOKEN with an actual token with the permission to create and delete records
• Set OVERRIDE_DOMAIN to the domain managed by deSEC in which the records will be created
• Copy the script to a pool on your TrueNAS server. Ensure that the dataset in the pool has the permission to execute scripts
• Use the script under Credentials > ACME DNS Authenticators > Shell
• Create ACME based certificates as described here