#!/usr/bin/bash

# Description: This script will generate initial passwords for samba users
ENABLED=yes
[[ ${ENABLED} == "yes" ]] || { return 0 2>/dev/null && return 0 || exit 0; }
DEBUGMODE=no

unset ROOTFS; [[ -d /usr/lib/ublinux ]] || ROOTFS=.
SOURCE=/usr/lib/ublinux/functions; [[ -f ${SOURCE} ]] && . ${SOURCE} 2>/dev/null  || exit 0
SOURCE=/usr/lib/ublinux/default; [[ -f ${SOURCE} ]] && . ${SOURCE} 2>/dev/null  || exit 0
debug_mode "$0" "$@"

SOURCE=${SYSCONF}/config; [[ -f ${SOURCE} ]] && . ${SOURCE} 2>/dev/null

# Machine only
SMBRANDOMSTR=$(lspci -nmm | cat - /etc/machine-id /proc/cmdline | md5sum | awk '{print $1}')
SMBUSERS=$(grep ^users: /etc/group | awk -F: '{print $4}' | tr ';,' ' ')
SMBGUEST="yes"

[[ ${SMBGUEST} != "yes" ]] && GUESTOPT=e || GUESTOPT=d

    addusers(){
	for SELECT_SMBUSERS in ${SMBUSERS}; do
    	    PASS=$(md5sum <<< "${SELECT_SMBUSERS} $SMBRANDOMSTR"| cut -c 1-6)
    	    echo -e ${PASS}$'\n'${PASS}$'\n' | smbpasswd -Lsa ${SELECT_SMBUSERS} >/dev/null 2>&1
	done
	smbpasswd -Lan nobody >/dev/null 2>&1
	smbpasswd -L${GUESTOPT} nobody >/dev/null 2>&1
    }
    show(){
	echo "Default samba passwords:"
	for SELECT_SMBUSERS in ${SMBUSERS}; do
    	    PASS=$(md5sum <<< "${SELECT_SMBUSERS} ${SMBRANDOMSTR}" | cut -c 1-6)
    	    echo ${SELECT_SMBUSERS} ${PASS}
	done
	[[ ${SMBGUEST} = "yes" ]] && echo "Guest account is enabled on default" || echo "Guest account is disabled on default"
    }

    [[ ${MKSMBPWD} != "no" ]] && smbpasswd -L${GUESTOPT} nobody >/dev/null 2>&1 || addusers
    [[ ${UID} == "0" && $1 = "show" ]] && $1