micro/service/mucp/mucp.go

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// Package mucp initialises a mucp service
package mucp
import (
"github.com/micro/go-micro/client"
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cmucp "github.com/micro/go-micro/client/mucp"
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"github.com/micro/go-micro/server"
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smucp "github.com/micro/go-micro/server/mucp"
"github.com/micro/go-micro/service"
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)
type mucpService struct {
opts service.Options
}
func newService(opts ...service.Option) service.Service {
options := service.NewOptions(opts...)
return &mucpService{
opts: options,
}
}
func (s *mucpService) Name() string {
return s.opts.Server.Options().Name
}
// Init initialises options. Additionally it calls cmd.Init
// which parses command line flags. cmd.Init is only called
// on first Init.
func (s *mucpService) Init(opts ...service.Option) {
// process options
for _, o := range opts {
o(&s.opts)
}
}
func (s *mucpService) Options() service.Options {
return s.opts
}
func (s *mucpService) Client() client.Client {
return s.opts.Client
}
func (s *mucpService) Server() server.Server {
return s.opts.Server
}
func (s *mucpService) String() string {
return "mucp"
}
func (s *mucpService) Start() error {
for _, fn := range s.opts.BeforeStart {
if err := fn(); err != nil {
return err
}
}
if err := s.opts.Server.Start(); err != nil {
return err
}
for _, fn := range s.opts.AfterStart {
if err := fn(); err != nil {
return err
}
}
return nil
}
func (s *mucpService) Stop() error {
var gerr error
for _, fn := range s.opts.BeforeStop {
if err := fn(); err != nil {
gerr = err
}
}
if err := s.opts.Server.Stop(); err != nil {
return err
}
for _, fn := range s.opts.AfterStop {
if err := fn(); err != nil {
gerr = err
}
}
return gerr
}
func (s *mucpService) Run() error {
if err := s.Start(); err != nil {
return err
}
// wait on context cancel
<-s.opts.Context.Done()
return s.Stop()
}
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// NewService returns a new mucp service
func NewService(opts ...service.Option) service.Service {
options := []service.Option{
service.Client(cmucp.NewClient()),
service.Server(smucp.NewServer()),
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}
options = append(options, opts...)
return newService(options...)
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}