#!/bin/bash

#set -x
 
#$1 FTPUSER
#$2 FILEPATH (local source path)
#$3 ARCHIVEDIR
#$4 FTPPATH (path on ftp-server)
 
if [ -z ${1} ] || [ -z ${2} ] || [ -z ${3} ];
then
    echo "Usage: $0 \"FTPUSER\" \"FILEPATH\" \"ARCHIVEDIR\""
    exit 1
fi

PROXY="proxy.local:80"
#PROXY="5.6.7.8:80"
#LOGFILE="/var/log/sftpupload.log"
NC=$(which nc)
ARCHIVEDIR=$3
LOGFILE="${ARCHIVEDIR}sftpupload.log"
#ARCHIVEDIR="/some/dir/ARCHIVE/"
FILEPATH=$2
#FILEPATH="/ftptest/test/"
#FTPFILENAME="*.csv"
FTPFILENAME=$(ls $FILEPATH 2> /dev/null |grep .csv)
 
#FTP-Hostname
HOST="123sftp.com"
#FTP-Username
FTPUSER=$1
echo "FTPUSER=\"$FTPUSER\""
#FTPUSER=${USER}
 
#Destination path on FTP-Server
FTPPATH="/incoming/"
#FTPPATH=$4

echo $(date +%d.%m.%Y_%H.%M) >> $LOGFILE
 
#Check if local path exists
if [ -d ${FILEPATH} ]
then
    echo "FILEPATH=\"$FILEPATH\""
else
    echo "Path \"${FILEPATH}\" doesn´t exist!" | tee -a $LOGFILE
    exit 1
fi
 
#Check if local file exists
if [ -f ${FILEPATH}${FTPFILENAME} ]
then
     echo "File \"$FTPFILENAME\" exists - starting to archive"
     cp -a ${FILEPATH}${FTPFILENAME} ${ARCHIVEDIR}${FTPFILENAME}.$(date +%H.%M_%d.%m.%Y)
     echo "file \"${FTPFILENAME}\" archived!"
else
     echo "No file in folder!" | tee -a $LOGFILE
     echo "Filename: \"$FTPFILENAME\""
     exit 1
fi
 
#sftp -v -oProxyCommand='/bin/nc -v -X connect -x 1.2.3.4:3128 %h %p' ${FTPUSER}@${HOST} << EOFFTP
#sftp -b - ${FTPUSER}@${HOST} << EOFFTP
 
#Connect to FTP via SecureFTP (SSH needed) and upload files from FILEPATH to FTPPATH
sftp -o ProxyCommand="'${NC}' -X connect -x '${PROXY}' %h %p" ${FTPUSER}@${HOST} << EOFFTP
put ${FILEPATH}${FTPFILENAME} ${FTPPATH}
quit
EOFFTP
 
T1=$?
if [ "${T1}" -ne "0" ]
then
    echo "Upload failed! Filename: \"${FTPFILENAME}\"" | tee -a $LOGFILE
	 exit 1
else
    echo "File \"${FTPFILENAME}\" has been uploaded to ftp-server!" | tee -a $LOGFILE
	 echo $LOGFILE
    rm ${FILEPATH}${FTPFILENAME}
    echo "File \"${FTPFILENAME}\" has been deleted from source!"
	 exit 0
fi