[Windows] Auto upload files changed to remote host

auto_sync_to_remote.bat

:: Name:     auto_sync_to_remote.bat
:: Purpose:  Auto upload files changed to remote host without removing any remote files
:: Author:   Thada Wangthammang <mildronize@gmail.com>
:: Revision: 2017/02/13 Initial version

:: Ref: http://steve-jansen.github.io/guides/windows-batch-scripting/part-10-advanced-tricks.html
::      http://schier.co/blog/2013/03/13/start-virtualbox-vm-in-headless-mode.html

:: Prerequisite
:: - `Winscp`
:: - `PuttyGen` for creating Putty Private Key

:: Setup parameters
:: [Host] Your hostname
:: [Port] Your hostname's port                   | Default: 22
:: [User] Your ssh username
:: [PuttyPrivateKeyPath] Putty Private Key Path. | Ex. C:\Users\mildronize\Documents\gits\hostA.ppk
:: [LocalPath] Absolute Local Path               | Ex. C:\Users\mildronize\Documents\gits
:: [RemotePath] Absolute Remote Path             | Ex. /home/mildronize/gits
:: [Timeout] time out for establishing ssh connection in seconds | Default: 5

:: Warning:
::   ** While generating Putty private key, passphrase should be provided!

@ECHO OFF

SET Host=
SET Port=22
SET User=
SET PuttyPrivateKeyPath=
SET LocalPath=
SET RemotePath=
SET Timeout=5
SET HostKey="*"
winscp.com /command ^
    "option batch abort" ^
    "option confirm off" ^
    "open sftp://%User%@%Host%:%Port% -privatekey=%PuttyPrivateKeyPath% -hostkey=%HostKey% -timeout=%Timeout%" ^
    "synchronize remote %LocalPath% %RemotePath% " ^
    "keepuptodate %LocalPath% %RemotePath% " ^
    "exit"
EXIT /B 0