#!/bin/bash

BACKUP_TARGET_DIR="/mnt"

function FindSmbSystems
{
    OUR_A_BLOCK=`/sbin/ifconfig eth0 | grep "inet addr" | cut -d: -f2-|gawk '{print $1}'|cut -d. -f1`
    COMPUTERS=`findsmb | grep ^$OUR_A_BLOCK | gawk '{print $1}'`

    SMB_SYSTEMS=""
    for POSIBLE_SMB in $COMPUTERS; do
	NEW_SMB_SYSTEM=`nmblookup -A $POSIBLE_SMB | grep "\<ACTIVE\>" | head -n 1 | gawk '{print $1}'`
        if [ ! "$NEW_SMB_SYSTEM" = "" ]; then
	    echo "SMB_SYSTEM = $NEW_SMB_SYSTEM"
    	    if [ "$SMB_SYSTEMS" = "" ]; then
    		SMB_SYSTEMS="$NEW_SMB_SYSTEM:$POSIBLE_SMB"
	    else
		SMB_SYSTEMS="$SMB_SYSTEMS
$NEW_SMB_SYSTEM:$POSIBLE_SMB"
	    fi
	fi
    done


    #echo "SMB_SYSTEMS = 
    #$SMB_SYSTEMS"
    echo -e "\n\n\n"
}

function FindMyDocumentsShars
{
    for SMB_SERVER in $SMB_SYSTEMS; do
	SMB_SERVER_NAME=`echo $SMB_SERVER | cut -d: -f1`
	SMB_SERVER_IP=`echo $SMB_SERVER | cut -d: -f2`
	#echo "smbclient -L //$SMB_SERVER_NAME/ -I $SMB_SERVER_IP -N"
	SHARED_FOLDERS=`smbclient -L //$SMB_SERVER_NAME/ -I $SMB_SERVER_IP -N | grep "My Documents"`
	if [ ! "$SHARED_FOLDERS" = "" ]; then
	    echo "Found My Documents shares on //$SMB_SERVER_NAME/ -I $SMB_SERVER_IP"
	fi
    done
}

SMB_SYSTEMS="A3L9V2:192.168.0.95"

function MountAndBackupSmbShares
{
    #  Now try to mount their My Documents folders and backup their files.
    for SMB_SERVER in $SMB_SYSTEMS; do
	SMB_SERVER_NAME=`echo $SMB_SERVER | cut -d: -f1`
	SMB_SERVER_IP=`echo $SMB_SERVER | cut -d: -f2`
	#echo "smbclient -L //$SMB_SERVER_NAME/ -I $SMB_SERVER_IP -N"
	SHARED_FOLDERS=`smbclient -L //$SMB_SERVER_NAME/ -I $SMB_SERVER_IP -N | grep -i "My Documents"`
	if [ ! "$SHARED_FOLDERS" = "" ]; then
	    echo "Found My Documents shares on //$SMB_SERVER_NAME/ -I $SMB_SERVER_IP"
	    mkdir /tmp/$SMB_SERVER_NAME
	    cd /tmp
	    smbmount //$SMB_SERVER_NAME/My\ Documents ./$SMB_SERVER_NAME/ $SMB_SERVER_IP -o password=n
	    tar cvfj $BACKUP_TARGET_DIR/$SMB_SERVER_NAME.SMB.tbZ ./$SMB_SERVER_NAME/
	    smbumount ./$SMB_SERVER_NAME/
	    rmdir ./$SMB_SERVER_NAME/
	fi
    done    
}

MountAndBackupSmbShares
exit