#!/bin/sh
# Establish a persistent SSH reverse tunnel from this machine to the VPS.
# Traffic arriving at VPS:50001 is forwarded to agent0:80 on the Docker network.
set -e

exec autossh -M 0 -N \
  -i /run/tunnel/id_ed25519 \
  -o "UserKnownHostsFile=/run/tunnel/known_hosts" \
  -o "StrictHostKeyChecking=yes" \
  -o "ServerAliveInterval=30" \
  -o "ServerAliveCountMax=3" \
  -o "ExitOnForwardFailure=yes" \
  -R 0.0.0.0:50001:agent0:80 \
  tunnel@glitch.university