#!/bin/bash
# ver_2; in /usr/local/bin/proxy-server
# users credentials script automatics

userfile=users.list
usr=$(echo $2 | tr '[:upper:]' '[:lower:]')

if [[ $1 = '' ]]; then
exit 1
elif [[ $2 = '' ]]; then
exit 1
fi

func1(){
pwgen -B -N 2 | tr -d '[:space:]'
}
passw=$(func1)

if [[ $1 = 'unvoke' ]]; then
 sed -i "/$usr:/d" $userfile
 echo "user $usr unvoked"
 echo "users in list: $(cat $userfile | wc -l)"
elif [[ $1 = 'regen' ]]; then
 sed -i "/$usr:/d" $userfile
 echo "$usr:$passw" >> $userfile
 echo "new $usr password: $passw"
 echo "users in list: $(cat $userfile | wc -l)"
fi
 unset passw
 sudo systemctl restart proxy-server