#! /usr/bin/env sh

# backs up configuration for routers
# you MUST have ssh access to the routers in question
# without a password required. Easiest is to use
# ssh certs with on password
# also, simplest is to define router in ~/.ssh/config
# with port, IP, user, etc..

router=$1
distro=$2

BASEDIR=/home/routers

checkDistro () {
   if [[ "$distro" = "" ]]
   then
      ssh $router 'ls /conf' > /dev/null
      if [ $? ]
      then
         echo Detected opnsense router
         distro=opnsense
      else
         ssh $router 'ls /var/ipfire' > /dev/null
         if [ $? ]
         then
            echo Detected ipFire router
            distro=ipfire
         fi
      fi
   fi
}

if [[ "$router" != "" ]]
then
   echo Backing up $router
   mkdir -p $BASEDIR/$router
   checkDistro
   case "$distro" in
      "ipfire")
         rsync -a --delete $router:/var/ipfire $BASEDIR/$router
         rsync -a --delete $router:/root $BASEDIR/$router
         rsync -a --delete $router:/etc $BASEDIR/$router
         rsync -a --delete $router:/opt $BASEDIR/$router
         ;;
      "opnsense")
         rsync -a --delete $router:/conf $BASEDIR/$router
         ;;
      *)
         echo Invalid router type $distro
         ;;
   esac
else
   echo Syntax routers IP_OF_ROUTER
fi