#!/bin/bash
cd -- "$( dirname -- "${BASH_SOURCE[0]}" )"

dir="/tmp/dtrfs"

if [ -z $1 ]; then
  echo "You must specify the server as the first parameter."
  echo "Example: ./install.sh 10.10.10.73 root 22"
  echo "The 2nd (ssh user) and 3rd (ssh port) arguments are optional."
  exit 1
fi

server="$1"

if ! [ -z $2 ]; then
  server="${2}@${server}"
fi

if [ -z $3 ]; then
  ssh="ssh"
  scp="scp"
else
  ssh="ssh -p $3"
  scp="scp -P $3"
fi

echo
echo Starting installation...
echo

set -e 

mkdir -p tmp
tar cf tmp/dtrfs.tar *.sh
$ssh $server rm -rf ${dir}
$ssh $server mkdir -p ${dir}
$scp tmp/dtrfs.tar ${server}:${dir}
$ssh $server tar -xf ${dir}/dtrfs.tar -C ${dir}
$ssh $server ${dir}/create.sh
archive=$($ssh $server cat ${dir}/build/.archive_name)
$scp ${server}:${dir}/build/${archive} tmp/
echo
echo initrd downloaded to: $(pwd)/tmp/${archive}