checkuser.sh

#!/usr/bin/env bash

DIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
source $DIR/env.sh

if [[ "$EUID" -ne 0 ]]; then
	echo "Sorry, you need to run this as root"
	exit 1
fi

if [[ $# -gt 0 ]]; then
    LOGIN="$1"
fi

while [[ -z "$LOGIN" ]];
do
    read -p "Enter name: " LOGIN
done

RET=$(ls $CADIR/keys | grep "^$LOGIN.key$" >/dev/null)

exit $?