#!/bin/bash

random_str() {
    local randomlength=16
    local str="gg-"
    local chars="abcdefghijklmnopqrstuvwxyz0123456789"
    
    for ((i=0; i<randomlength; i++)); do
        local rand_index=$((RANDOM % ${#chars}))
        str+="${chars:$rand_index:1}"
    done
    
    echo "$str"
}

NEW_HOSTNAME=$(random_str)

echo "$NEW_HOSTNAME" > /etc/hostname

cat <<EOF > /etc/hosts
127.0.0.1    localhost
::1          localhost
127.0.1.1    $NEW_HOSTNAME
EOF

echo "Hostname set to: $NEW_HOSTNAME"