LAPP_ETCD_Backend/program/program.go

package program

import (
	"etcd/program/api"
	v1 "etcd/program/api/v1"
	"etcd/program/config"
	"etcd/program/logger"
	"etcd/program/models"
	"net/http"
	"os/exec"
	"runtime"
)

// Program 主程序
type Program struct {
	cfg   *config.Config     // 配置
	s     *http.Server       // http服务-用于程序结束stop
	vApis map[string]api.API // 多版本api启动运行
}
var ETCDConfig *config.EtcdConfig //etcd配置

// New 创建主程序
func New() (*Program, error) {
	// 配置文件
	cfg, err := config.LoadConfig("")
	if err != nil {
		return nil, err
	}

	ETCDConfig = cfg.ETCD

	// 日志对象
	_, err = logger.InitLogger(cfg.LogPath, cfg.Debug)
	if err != nil {
		return nil, err
	}

	// 连接数据库
	err = models.InitClientNew(cfg.DB)
	if err != nil {
		return nil, err
	}

	// 注册api对象
	apis := make(map[string]api.API, 0)
	apis["v1"] = new(v1.APIV1)

	// js, _ := json.Marshal(cfg)
	// fmt.Println(string(js))

	return &Program{
		cfg:   cfg,
		vApis: apis,
	}, nil
}

// Run 启动程序
func (p *Program) Run() error {
	// 启动http服务
	go p.startAPI()

	// 打开浏览器
	//go func() {
	//	time.Sleep(100 * time.Millisecond)
	//	openURL(fmt.Sprintf("http://127.0.0.1:%d/ui/", p.cfg.HTTP.Port))
	//}()

	return nil
}

// Stop 停止服务
func (p *Program) Stop() {
	if p.s != nil {
		p.s.Close()
	}
}

// 打开url
func openURL(urlAddr string) {
	var cmd *exec.Cmd
	if runtime.GOOS == "windows" {
		cmd = exec.Command("cmd", " /c start "+urlAddr)
	} else if runtime.GOOS == "darwin" {
		cmd = exec.Command("open", urlAddr)
	} else {
		return
	}
	err := cmd.Start()
	if err != nil {
		logger.Log.Errorw("Error opening browser", "err", err)
	}
}