// Copyright 2019 github.com. All rights reserved.
// Use of this source code is governed by github.com.

package main

import (
	"dust-monitor/parser"
	"dust-monitor/pb"
	"dust-monitor/tcp_packet"
	"dust-monitor/timetask"
	"flag"
	"fmt"
	"net"
	"os"
)

var (
	configFile = flag.String("config", "conf/common.yaml", "config file location")
	version    = flag.Bool("version", false, "print the version")
	GitCommit  = "library-import"
	Version    = "library-import"
)

func showVersion() {
	fmt.Println("Version:  ", Version)
	fmt.Println("GitCommit:", GitCommit)
}

func prepare(filename string) {
	// 加载配置
	err := parser.LoadConfig(filename)
	if err != nil {
		fmt.Printf("get conf failed, err: %+v\n\n", err)
		os.Exit(1)
	}

	// 注册处理函数
	// parser.Register(parser.MysqlHandler, parser.RedisHandler, parser.LoggerHandler)
	//parser.Register(parser.LoggerHandler, parser.MysqlHandler, parser.RedisHandler)
	parser.Register(parser.LoggerHandler, parser.InfluxdbHandler)
	// 执行注册的处理函数
	parser.Handle()

	// 建立rpc客户端
	conns := pb.SetupClients()
	for _, conn := range conns {
		defer conn.Close()
	}
	timetask.Init()

}

func runDeviceTcp(ip string, port int) {
	service := fmt.Sprintf("%s:%d", ip, port)
	tcpAddr, err := net.ResolveTCPAddr("tcp4", service)
	if err != nil {
		fmt.Println("resolve tcp addr err:", err)
		os.Exit(1)
	}
	listener, err := net.ListenTCP("tcp", tcpAddr)
	if err != nil {
		fmt.Println("listen tcp err:", err)
		os.Exit(2)
	}
	for {
		fmt.Printf("listen:%v\n", listener.Addr().String())
		conn, err := listener.Accept()
		if err != nil {
			continue
		}
		go tcp_packet.HandleSocketClient(conn)
	}
}

func main() {

	flag.Parse()
	if *version {
		showVersion()
		os.Exit(1)
	}

	prepare(*configFile)

	runDeviceTcp(parser.Conf.DustMonitor.ServiceIp, parser.Conf.DustMonitor.ServicePort)
	return
}