goproxy/services/service.go
arraykeys@gmail.com 68deae6bf8 优化服务stop方法,方便sdk开发.
Signed-off-by: arraykeys@gmail.com <arraykeys@gmail.com>
2018-04-10 18:32:17 +08:00

55 lines
1019 B
Go

package services
import (
"fmt"
"runtime/debug"
)
type Service interface {
Start(args interface{}) (err error)
Clean()
}
type ServiceItem struct {
S Service
Args interface{}
Name string
}
var servicesMap = map[string]*ServiceItem{}
func Regist(name string, s Service, args interface{}) {
servicesMap[name] = &ServiceItem{
S: s,
Args: args,
Name: name,
}
}
func Stop(name string) {
if s, ok := servicesMap[name]; ok && s.S != nil {
s.S.Clean()
}
}
func Run(name string, args ...interface{}) (service *ServiceItem, err error) {
service, ok := servicesMap[name]
if ok {
defer func() {
e := recover()
if e != nil {
err = fmt.Errorf("%s servcie crashed, ERR: %s\ntrace:%s", name, e, string(debug.Stack()))
}
}()
if len(args) == 1 {
err = service.S.Start(args[0])
} else {
err = service.S.Start(service.Args)
}
if err != nil {
err = fmt.Errorf("%s servcie fail, ERR: %s", name, err)
}
} else {
err = fmt.Errorf("service %s not found", name)
}
return
}