1. The problem I’m having:
I try to setup caddy with stalwart-mail. The service already has a valid caddy cert, the admin panel runs perfectly over ssl. But mail services require additional use of ssl certs.
After learning about macros in Stalwart (An example using Stalwart using Docker + Traefik, Caddy, etc · stalwartlabs/mail-server · Discussion #206 · GitHub) I wrote a line like this:
certificate.default.cert = "%{file:/etc/letsencrypt/live/mail.example.org/fullchain.pem}%"
But since my caddy configuration runs in docker, I am not aware where my certs are stored
2. Error messages and/or full log output:
there are no error messages
3. Caddy version:
Docker Compose version v2.27.0 with caddy:latest tag
4. How I installed and ran Caddy:
services:
caddy_reverse_proxy:
image: caddy:latest
restart: unless-stopped
container_name: caddy_proxy
ports:
- 80:80
- 443:443
- 443:443/udp
volumes:
- .Caddyfile:/etc/caddy/Caddyfile
- caddy_data:/data
- caddy_config:/config
networks:
- caddy_net
volumes:
caddy_data: null
caddy_config: null
networks:
caddy_net: null
a. System environment:
Debian 12
d. My complete Caddy config:
nothing more than the usual:
sub.domain.com {
reverse_proxy 192.168.1.10:8080
}