#!/bin/sh /etc/rc.common
#---------------------------------------------------------------- 
# Shell Name：vsfptd
# Description：Plug-in startup script
# Author：Starry
# E-mail: starry@misstar.com
# Time：2016-11-06 02:30 CST
# Copyright © 2016 Misstar Tools. All rights reserved.
#----------------------------------------------------------------*/
START=50
. /etc/misstar/scripts/MTbase
EXTRA_COMMANDS=" status  version pathcheck add del"
EXTRA_HELP="        status  Get shadowsocks status
        version Get Misstar Tools Version"

	
appname=ftp
ftp_getconfig() {
	MTlog 1 "Starting vsftpd service..."
	MTlog 1 "Load root access setting"
	root_enable=$(uci get misstar.$appname.root_enable)
	if [ "$root_enable" = '1' ];then
		echo "root" >> /etc/vsftpd.users
	else
		touch /etc/vsftpd.users
		sed -i "/root/"d /etc/vsftpd.users
	fi
	cat /etc/misstar/applications/ftp/config/userlist.conf >> /etc/vsftpd.users
	MTlog 1 "Load anonymous access setting"
	
	anonymous_enable=$(uci get misstar.$appname.any_enable)
	if [ "$anonymous_enable" = '1' ];then
		anonymous_enable=YES
	else
		anonymous_enable=NO
	fi
	
	MTlog 1 "Load write enable setting"
	write_enable=$(uci get misstar.$appname.write_enable)
	if [ "$write_enable" = '1' ];then
		write_enable=YES
	else
		write_enable=NO
	fi
	
	MTlog 1 "Load chroot setting"
	chroot=$(uci get misstar.$appname.chroot)
	if [ "$chroot" = '1' ];then
		chroot=YES
	else
		chroot=NO
	fi
	
	MTlog 1 "Load log setting"
	xferlog_enable=$(uci get misstar.$appname.log_enable)
	if [ "$xferlog_enable" = '1' ];then
		xferlog_enable=YES
	else
		xferlog_enable=NO
	fi
	
	MTlog 1 "Load port setting"
	ftp_port=$(uci get misstar.$appname.ftp_port)
	if [ "$ftp_port" == '' ]; then
		ftp_port=21
	fi
	
	rm_enable=$(uci get misstar.$appname.rm_enable)
	if [ "$rm_enable" == '1' ];then
		MTlog 1 "Add iptables rules for remote access."
		iptables -I INPUT -p tcp --dport $ftp_port -j ACCEPT -m comment --comment "misstar-vsftpd"
	fi
	
	cp -rf /etc/misstar/applications/ftp/config/vsftpd.conf /etc/vsftpd.conf
	echo -e '\nanonymous_enable='$anonymous_enable'\nchroot_local_user='$chroot'\nlisten_port='$ftp_port'\nwrite_enable='$write_enable'\nxferlog_enable='$xferlog_enable'\n' >> /etc/vsftpd.conf
}
								

start() {
	vsftpd_enable=$(uci get misstar.$appname.enable)
	if [ "$vsftpd_enable" = '0' ];then
		echo "service vsftpd is disabeld!"
		exit
	fi
	
	AreadyRunning=$(ps | grep vsftpd | grep -v grep | grep -v script | grep -v '{' | wc -l)
	if [ "$AreadyRunning" != '0' ];then
		echo "vsftpd is aleady running,Exit..."
		MTlog 1 "vsftpd is aleady running,Exit..."
		ps | grep vsftpd > /tmp/Misstar.log
		exit
	fi
	ftp_getconfig
	mkdir -m 0755 -p /var/run/vsftpd
	service_start /etc/misstar/applications/ftp/bin/vsftpd
	MTlog 1 "Done!"
}

stop() {
	MTlog 1 "Stopping vsftpd service"
	service_stop /etc/misstar/applications/ftp/bin/vsftpd
	rm -rf /etc/vsftpd*
	iptables -D INPUT -p tcp --dport 21 -j ACCEPT -m comment --comment "misstar-vsftpd" &> /dev/null
	MTlog 1 "Done!"
}

status() {
	status=`ps | grep vsftpd | grep -v grep | wc -l`
	if [ "$status" = '2' ];then
		echo "service vsftpd is not running"
	else
		echo "service vsftpd is running"
	fi
}


restart() {
	MTlog 1 "Restarting vsftpd service..."
    stop;sleep 2;start
}


pathcheck(){
	if [ ! -d "$1" ]; then 
		echo -e "0\c"
	else
		echo -e "1\c"
	fi 
}

add(){
	sed -i "/$1/"d /etc/passwd
	sed -i "/$1/"d /etc/shadow
	if [ "$4" == '0' ]; then
		sshlogin=/bin/false;
	else
		sshlogin=/bin/ash;
	fi
	if [ ! -d "$3" ]; then 
		mkdir $3
	fi 
	echo "$1:*:10086:10086:$1:$3:$sshlogin" >> /etc/passwd
	echo "$1:*:0:0:99999:7:::" >> /etc/shadow
	echo -e "$2\n$2" | passwd $1
	echo $1 >> /etc/misstar/applications/ftp/config/userlist.conf
}
del(){
	sed -i "/^$1/"d /etc/passwd
	sed -i "/^$1/"d /etc/shadow
	sed -i "/^$1/"d /etc/misstar/applications/ftp/config/userlist.conf
}