reconnect-openvpn v 0.1

#!/bin/bash

CONFIGDIR="~/openvpn/configs"

CONFIGFILES[0]="riseup-nl.ovpn"
CONFIGFILES[1]="riseup-ca.ovpn"
CONFIGFILES[2]="riseup-us.ovpn"
CONFIGFILES[3]="vpnbook-ca1-tcp80.ovpn"
CONFIGFILES[4]="vpnbook-de233-tcp80.ovpn"
CONFIGFILES[5]="vpnbook-euro1-tcp80.ovpn"
CONFIGFILES[6]="vpnbook-euro2-tcp80.ovpn"
CONFIGFILES[7]="vpnbook-us1-tcp80.ovpn"
CONFIGFILES[8]="vpnbook-us2-tcp80.ovpn"
CTR="${#CONFIGFILES[*]}"; I="0"
SELFILE=""
ERRINP="0"

ovpn_down()
{
    echo -n "Down connection..."
    CTR=0
    pkill openvpn
    while [ "$CTR" -ne "1" ];do
    echo -n "."
    CTR=`ps ax|grep -c "openvpn"`
    sleep 1
    done
    echo
}

echo "Select config:"
until [ "$CTR" -eq "$I" ]; do
    echo "$I:" "${CONFIGFILES[I]}"
    let "I+=1"
done
echo "d - down connection"
echo "q - exit"

while [ "$KEYINPUT" != "q" ]; do
    ERRINP="0"
    read KEYINPUT
    if [ "$KEYINPUT" = "q" ];then exit;fi
    if [ "$KEYINPUT" = "d" ];then
    ovpn_down
    exit
    fi

    if (echo "$KEYINPUT" | grep -E -q "^?[0-9]+$"); then
    if [ "$KEYINPUT" -lt "0" ];then
        echo "Wrong number :("
        ERRINP="1"
    fi
    if [ "$KEYINPUT" -gt "$CTR" ];then
        echo "Wrong number :("
        ERRINP="1"
    fi

    else
    echo "Not Number"
    ERRINP="1"
    fi

    if [ "$ERRINP" -eq "0" ]; then
    SELFILE="$CONFIGDIR/${CONFIGFILES[$KEYINPUT]}"
    echo "Selected: $SELFILE"
    break
    fi
done

ovpn_down

echo "Up connection..."
openvpn --config $SELFILE >/dev/tty3 &
waiter 10