run.sh

#!/bin/sh

if [ "x${BASE}" == "x" ]; then
  BASE="/"
fi

if [ "x${REMOTE_SSH_SERVER}" == "x" ]; then
  # Login mode, no SSH_SERVER
  npm start -- -p ${WETTY_PORT}
else
  # SSH connect mode
  #
  # Preload key
  mkdir ~/.ssh && \
  ssh-keyscan -H -p ${REMOTE_SSH_PORT} ${REMOTE_SSH_SERVER} > ~/.ssh/known_hosts

  cmd="npm start -- -p ${WETTY_PORT} --sshhost ${REMOTE_SSH_SERVER} --sshport ${REMOTE_SSH_PORT} --base ${BASE}" 
  if ! [ "x${REMOTE_SSH_USER}" == "x" ]; then
    cmd="${cmd} --sshuser ${REMOTE_SSH_USER}"
  fi
  if ! [ "x${SSH_AUTH}" == "x" ]; then
    cmd="${cmd} --sshauth ${SSH_AUTH}"
  fi
  if ! [ "x${KNOWN_HOSTS}" == "x" ]; then
    cmd="${cmd} --knownhosts ${KNOWNHOSTS}"
  fi
  if ! [ "x${SSH_KEY}" == "x" ]; then
    cmd="${cmd} --sshkey ${SSH_KEY}"
  fi
  su -c "${cmd}" node
fi