#!/usr/bin/env bash
# SSH tunnel NS1 JetStream (127.0.0.1:4222 on 70.88.205.138) to local 14222.
set -euo pipefail
HOST="${NATS_SSH_HOST:-marchon@70.88.205.138}"
LOCAL_PORT="${NATS_LOCAL_PORT:-14222}"
REMOTE="127.0.0.1:4222"

if nc -z 127.0.0.1 "$LOCAL_PORT" 2>/dev/null; then
  echo "already listening on 127.0.0.1:${LOCAL_PORT}"
  exit 0
fi

ssh -fN -o ExitOnForwardFailure=yes -o ServerAliveInterval=30 \
  -L "${LOCAL_PORT}:${REMOTE}" "$HOST"
echo "NATS_URL=nats://127.0.0.1:${LOCAL_PORT}"
echo "export NATS_URL=nats://127.0.0.1:${LOCAL_PORT} NATS_ENABLED=true"