Cloudflared "legacy" tunnels have been deprecated. A switch to named tunnels is needed.
This image mimics the "niceness" of "legacy" tunnels, but uses named tunnels internally.
All that is needed is a cert.pem, TUNNEL_HOSTNAME and TUNNEL_URL
services:
cloudflared:
image: firecow/cloudflared:${FCF_IMAGE_VERSION}
stop_grace_period: 1m
environment:
TUNNEL_HOSTNAME: https://somesub.example.com
TUNNEL_URL: http://webserver:8080
volumes:
- ./example.com.cert.pem:/etc/cloudflared/cert.pem