#! /bin/sh

uplink=$(grep ^uplink= /etc/musiikki.conf|sed 's/.*=\(.*\)/\1/')

if [ -z "$uplink" ]
then
    exit
fi

read name
read essid
read password

logger -t musiikki "New ESSID $essid"

ifdown ${uplink} > /dev/null 2>&1

rm -f /etc/network/interfaces.d/uplink.conf

cat <<EOS > /etc/network/interfaces.d/upstream_${name}.conf
auto ${uplink}
iface ${uplink} inet dhcp
   wpa-driver wext
   wpa-scan-ssid 1
   wpa-proto WPA RSN
   wpa-key-mgmt WPA-PSK
   wpa-pairwise CCMP TKIP
   wpa-group CCMP TKIP
   wpa-ssid ${essid}
   wpa-psk ${psk}
   up iptables-restore < /srv/musiikki/iptables_nat.conf
EOS

cd /etc/network/interfaces.d
ln -s upstream_${name}.conf uplink.conf
ifup ${uplink} > /dev/null 2>&1