#!/bin/bash
#-------------------------------------------------------------------------------
# Remotely patches the ONOS VM to tailor its hostname.
#-------------------------------------------------------------------------------

[ ! -d "$ONOS_ROOT" ] && echo "ONOS_ROOT is not defined" >&2 && exit 1
. $ONOS_ROOT/tools/build/envDefaults

address=${1:-$OCI}
remote=$ONOS_USER@$address
name=${2:-onos-1}

[ -z "$address" ] && echo "Null address not allowed" >&2 && exit 1
[ -z "$name" ] && echo "Null name not allowed" >&2 && exit 1

ssh $remote "
    sudo perl -pi.bak -e \"s/127.0.1.1.*/127.0.1.1       $name/g\" /etc/hosts
    sudo perl -pi.bak -e \"local \$/ = ''; s/.*/$name/g\" /etc/hostname
    sudo hostname $name
" 2>/dev/null

echo "$address: $(ssh $remote hostname)"