func Run(mods ...module.Module) { //...不定参数语法，参数类型都为module.Module
// logger
if conf.LogLevel != "" { //日志级别不为空
logger, err := log.New(conf.LogLevel, conf.LogPath) //创建一个logger
if err != nil {
panic(err)
}
log.Export(logger) //替换默认的gLogger
defer logger.Close() //Run函数返回,关闭logger
}
log.Release("Leaf starting up") //关键日志
// module
for i := 0; i < len(mods); i++ { //遍历传入的所有module
module.Register(mods[i]) //注册module
}
module.Init() //初始化模块，并执行各个模块(在各个不同的goroutine里)
// console
console.Init() //初始化控制台
// close
c := make(chan os.Signal, 1) //新建一个管道用于接收系统Signal
signal.Notify(c, os.Interrupt, os.Kill) //监听SIGINT和SIGKILL信号(linux下叫这个名字)
sig := <-c //读信号，没有信号时会阻塞goroutine
log.Release("Leaf closing down (signal: %v)", sig) //关键日志 服务器关闭
console.Destroy() //销毁控制台
module.Destroy() //销毁模块
}
func Run(mods ...module.Module) {
// logger
if conf.LogLevel != "" {
logger, err := log.New(conf.LogLevel, conf.LogPath)
if err != nil {
panic(err)
}
log.Export(logger)
defer logger.Close()
}
log.Release("Leaf starting up")
// module
for i := 0; i < len(mods); i++ {
module.Register(mods[i])
}
module.Init()
// cluster
cluster.Init()
// console
console.Init()
// close
c := make(chan os.Signal, 1)
signal.Notify(c, os.Interrupt, os.Kill)
sig := <-c
log.Release("Leaf closing down (signal: %v)", sig)
console.Destroy()
cluster.Destroy()
module.Destroy()
}
func Run(mods ...module.Module) {
// logger
if conf.LogLevel != "" {
logger, err := log.New(conf.LogLevel, conf.LogPath)
if err != nil {
panic(err)
}
log.Export(logger)
defer logger.Close()
}
log.Release("Leaf starting up")
// profile
if conf.EnableProfiling {
now := time.Now()
filename := fmt.Sprintf("%d%02d%02d_%02d_%02d_%02d.prof",
now.Year(),
now.Month(),
now.Day(),
now.Hour(),
now.Minute(),
now.Second())
f, err := os.Create(path.Join(conf.ProfilePath, filename))
if err != nil {
log.Fatal("%v", err)
}
pprof.StartCPUProfile(f)
defer pprof.StopCPUProfile()
}
// module
for i := 0; i < len(mods); i++ {
module.Register(mods[i])
}
module.Init()
// close
c := make(chan os.Signal, 1)
signal.Notify(c, os.Interrupt, os.Kill)
sig := <-c
log.Release("Leaf closing down (signal: %v)", sig)
module.Destroy()
}
func Example() {
name := "Leaf"
log.Debug("My name is %v", name)
log.Release("My name is %v", name)
log.Error("My name is %v", name)
// log.Fatal("My name is %v", name)
logger, err := log.New("release", "")
if err != nil {
return
}
defer logger.Close()
logger.Debug("will not print")
logger.Release("My name is %v", name)
log.Export(logger)
log.Debug("will not print")
log.Release("My name is %v", name)
}