#!/bin/sh
set -eu

if [ "${GH_OS_TARGET:-BS-SH-005}" != "BS-SH-005" ]; then
  echo "BS_SH_005_ADAPTER_TARGET_MISMATCH target=${GH_OS_TARGET}" >&2
  exit 65
fi

target_alias="${GH_OS_SSH_ALIAS:-guanghu-os-bs-sh-005}"
ssh_config="${GH_OS_SSH_CONFIG:-/Users/bingshuolingdianyuanhe/.ssh/guanghu-os-bs-sh-005.conf}"
control_socket="${GH_OS_TUNNEL_SOCKET:-/Users/bingshuolingdianyuanhe/.ssh/guanghu-os-bs-sh-005-tunnel.sock}"
command="${1:-status}"

case "$command" in
  start)
    if ssh -F "$ssh_config" -S "$control_socket" -O check "$target_alias" >/dev/null 2>&1; then
      echo "GUANGHU_OS_TUNNEL_ALREADY_RUNNING"
      exit 0
    fi
    exec ssh \
      -F "$ssh_config" \
      -M -S "$control_socket" -fN \
      -o ExitOnForwardFailure=yes \
      -L 18077:127.0.0.1:8077 \
      -L 13080:127.0.0.1:3080 \
      "$target_alias"
    ;;
  status)
    exec ssh -F "$ssh_config" -S "$control_socket" -O check "$target_alias"
    ;;
  stop)
    exec ssh -F "$ssh_config" -S "$control_socket" -O exit "$target_alias"
    ;;
  *)
    echo "usage: tunnel.sh start|status|stop" >&2
    exit 2
    ;;
esac