pre_install() {
	#打包的时候替换
	PAK_ARCH="amd64"
	#错误输出位置
	ERR_OUT=/tmp/EasyConnect.install.error

	#清空之前可能存在的错误日志信息
	if [ -f $ERR_OUT ]
	then
		echo > $ERR_OUT
	fi
	uname -a | grep x86_64 > /dev/null
	if [ $? -eq 0 ]
	then
		if [ $PAK_ARCH = "i386" ]
		then
			echo "deb pkg is 32bit, os is 64bit, can't install..."
			echo "deb pkg is 32bit, os is 64bit, can't install..." >>$ERR_OUT
			exit -1
		fi
	else
		if [ $PAK_ARCH = "amd64" ]
		then
			echo "deb pkg is 64bit, os is 32bit, can't install..."
			echo "deb pkg is 64bit, os is 32bit, can't install..." >>$ERR_OUT
			exit -1
		fi
	fi

}

post_install() {

	#######################################################################
	#宏定义
	EasyConnectDir=/usr/share/sangfor/EasyConnect
	ResourcesDir=${EasyConnectDir}/resources

	ECAGENT_IMPORT_CA=${ResourcesDir}"/usr/bin/ECAgent --install-import-cert"
	#######################################################################

	###################
	#添加系统服务
	###################
	system_add_service()
	{
	    systemctl enable EasyMonitor
	    systemctl start EasyMonitor
	}
	add_service()
	{
		#导入证书
		${ECAGENT_IMPORT_CA}  >  /dev/null 2>&1

	    system_add_service
	}
	#更改文件权限
	change_authority(){

	    #文件权限处理
	    chmod +x ${EasyConnectDir}/EasyConnect
	    #保证logs文件夹存在
	    mkdir -p ${ResourcesDir}/logs
	    chmod 755 ${ResourcesDir}/logs
	    ###CSClient创建的域套接字的句柄在这个地方，要加写权限,可以考录换个目录
	    chmod 755 ${ResourcesDir}/conf -R
	    chmod +x ${ResourcesDir}/shell/*

	    #更改所有者
	    chown root:root ${ResourcesDir}/bin/ECAgent
	    chown root:root ${ResourcesDir}/bin/svpnservice
	    chown root:root ${ResourcesDir}/bin/CSClient
	    #添加s权限
	    chmod +s ${ResourcesDir}/bin/ECAgent
	    chmod +s ${ResourcesDir}/bin/svpnservice
	    chmod +s ${ResourcesDir}/bin/CSClient
	}
	#手动启动EasyMonitor,这里处理可能有不妥之处，需要修改
	#${ResourcesDir}/bin/EasyMonitor

	change_authority
	add_service
	exit 0
}

pre_upgrade() {
	pre_install
}

post_upgrade() {
	post_install
}

pre_remove() {

	#EasyMonitor位置
	EASYMONITOR="/usr/share/sangfor/EasyConnect/resources/bin/EasyMonitor"


	###################
	#删除系统服务
	###################
	system_del_service()
	{
	    systemctl stop EasyMonitor
	    systemctl disable EasyMonitor
	}

	del_service()
	{
	    system_del_service
	}

	#杀死可能存在的EC进程
	kill_programe()
	{

	    #停止所有相关进程
	    pidof EasyMonitor
	    if [ $? -eq 0 ];then
	        killall  EasyMonitor
	    fi
	    pidof EasyMonitor
	    if [ $? -eq 0 ];then
	        killall  -9 EasyMonitor
	    fi

	    pidof ECAgent
	    if [ $? -eq 0 ];then
	        killall ECAgent
	    fi
	    pidof ECAgent
	    if [ $? -eq 0 ];then
	        killall -9 ECAgent
	    fi

	    pidof EasyConnect
	    if [ $? -eq 0 ];then
	        killall EasyConnect
	    fi
	    pidof EasyConnect
	    if [ $? -eq 0 ];then
	        killall -9 EasyConnect
	    fi

	    pidof CSClient
	    if [ $? -eq 0 ];then
	        killall CSClient
	    fi
	    pidof CSClient
	    if [ $? -eq 0 ];then
	        killall -9 CSClient
	    fi

	    pidof svpnservice
	    if [ $? -eq 0 ];then
	        killall svpnservice 
	    fi
	    pidof svpnservice
	    if [ $? -eq 0 ];then
	        killall -9 svpnservice
	    fi


	}

	#恢复之前修改的所有相关的配置信息
	recover_ec()
	{
	    #调用EasyMonitor
	    ${EASYMONITOR} -a -r   >  /dev/null 2>&1
	}


	#停止服务
	del_service
	#杀死相关进程
	kill_programe
	#恢复配置
	recover_ec

	echo "rm pkg before..."
	exit 0
}

post_remove() {
	rm -rf /usr/share/sangfor/EasyConnect
    exit 0
}