yolo commit functioning router code. all credit to the milos gajdos
This commit is contained in:
parent
11f80708ce
commit
852abcaaed
@ -8,6 +8,7 @@ import (
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"sync"
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"time"
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"github.com/google/uuid"
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"github.com/micro/go-micro/registry"
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)
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@ -43,15 +44,17 @@ var (
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type router struct {
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sync.RWMutex
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// embed the table
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*table
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opts Options
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status Status
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exit chan struct{}
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errChan chan error
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eventChan chan *Event
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advertChan chan *Advert
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advertWg *sync.WaitGroup
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wg *sync.WaitGroup
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table *table
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opts Options
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status Status
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exit chan struct{}
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errChan chan error
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eventChan chan *Event
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advertWg *sync.WaitGroup
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wg *sync.WaitGroup
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// advert subscribers
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subscribers map[string]chan *Advert
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}
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// newRouter creates new router and returns it
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@ -65,11 +68,12 @@ func newRouter(opts ...Option) Router {
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}
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r := &router{
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table: newTable(),
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opts: options,
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status: Status{Code: Stopped, Error: nil},
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advertWg: &sync.WaitGroup{},
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wg: &sync.WaitGroup{},
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table: newTable(),
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opts: options,
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status: Status{Code: Stopped, Error: nil},
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advertWg: &sync.WaitGroup{},
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wg: &sync.WaitGroup{},
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subscribers: make(map[string]chan *Advert),
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}
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go r.run()
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@ -90,19 +94,23 @@ func (r *router) Options() Options {
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return r.opts
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}
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func (r *router) Table() Table {
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return r.table
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}
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// manageRoute applies action on a given route
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func (r *router) manageRoute(route Route, action string) error {
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switch action {
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case "create":
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if err := r.Create(route); err != nil && err != ErrDuplicateRoute {
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if err := r.table.Create(route); err != nil && err != ErrDuplicateRoute {
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return fmt.Errorf("failed adding route for service %s: %s", route.Service, err)
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}
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case "update":
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if err := r.Update(route); err != nil && err != ErrDuplicateRoute {
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if err := r.table.Update(route); err != nil && err != ErrDuplicateRoute {
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return fmt.Errorf("failed updating route for service %s: %s", route.Service, err)
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}
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case "delete":
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if err := r.Delete(route); err != nil && err != ErrRouteNotFound {
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if err := r.table.Delete(route); err != nil && err != ErrRouteNotFound {
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return fmt.Errorf("failed deleting route for service %s: %s", route.Service, err)
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}
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default:
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@ -244,11 +252,23 @@ func (r *router) publishAdvert(advType AdvertType, events []*Event) {
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Events: events,
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}
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select {
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case r.advertChan <- a:
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case <-r.exit:
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return
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r.RLock()
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for _, sub := range r.subscribers {
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// check the exit chan first
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select {
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case <-r.exit:
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r.RUnlock()
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return
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default:
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}
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// now send the message
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select {
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case sub <- a:
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default:
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}
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}
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r.RUnlock()
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}
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// advertiseTable advertises the whole routing table to the network
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@ -260,7 +280,7 @@ func (r *router) advertiseTable() error {
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select {
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case <-ticker.C:
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// list routing table routes to announce
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routes, err := r.List()
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routes, err := r.table.List()
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if err != nil {
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return fmt.Errorf("failed listing routes: %s", err)
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}
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@ -410,8 +430,6 @@ func (r *router) advertiseEvents() error {
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case <-r.exit:
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// first wait for the advertiser to finish
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r.advertWg.Wait()
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// close the advert channel
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close(r.advertChan)
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return nil
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}
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}
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@ -434,9 +452,6 @@ func (r *router) watchErrors() {
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// drain the advertise channel only if advertising
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if r.status.Code == Advertising {
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// drain the advertise channel
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for range r.advertChan {
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}
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// drain the event channel
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for range r.eventChan {
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}
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@ -474,7 +489,7 @@ func (r *router) run() {
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Network: "*",
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Metric: DefaultLocalMetric,
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}
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if err := r.Create(route); err != nil {
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if err := r.table.Create(route); err != nil {
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r.status = Status{Code: Error, Error: fmt.Errorf("failed adding default gateway route: %s", err)}
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return
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}
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@ -525,10 +540,12 @@ func (r *router) Advertise() (<-chan *Advert, error) {
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switch r.status.Code {
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case Advertising:
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return r.advertChan, nil
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advertChan := make(chan *Advert)
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r.subscribers[uuid.New().String()] = advertChan
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return advertChan, nil
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case Running:
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// list routing table routes to announce
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routes, err := r.List()
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routes, err := r.table.List()
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if err != nil {
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return nil, fmt.Errorf("failed listing routes: %s", err)
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}
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@ -543,8 +560,7 @@ func (r *router) Advertise() (<-chan *Advert, error) {
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events[i] = event
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}
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// create advertise and event channels
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r.advertChan = make(chan *Advert)
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// create event channels
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r.eventChan = make(chan *Event)
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// advertise your presence
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@ -573,7 +589,11 @@ func (r *router) Advertise() (<-chan *Advert, error) {
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// mark router as Running and set its Error to nil
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r.status = Status{Code: Advertising, Error: nil}
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return r.advertChan, nil
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// create advert channel
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advertChan := make(chan *Advert)
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r.subscribers[uuid.New().String()] = advertChan
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return advertChan, nil
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case Stopped:
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return nil, fmt.Errorf("not running")
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}
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@ -604,6 +624,14 @@ func (r *router) Process(a *Advert) error {
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return nil
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}
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func (r *router) Lookup(q Query) ([]Route, error) {
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return r.table.Query(q)
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}
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func (r *router) Watch(opts ...WatchOption) (Watcher, error) {
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return r.table.Watch(opts...)
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}
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// Status returns router status
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func (r *router) Status() Status {
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r.RLock()
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@ -625,14 +653,20 @@ func (r *router) Stop() error {
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// drain the advertise channel only if advertising
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if r.status.Code == Advertising {
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// drain the advertise channel
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for range r.advertChan {
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}
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// drain the event channel
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for range r.eventChan {
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}
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}
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// close advert subscribers
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for id, sub := range r.subscribers {
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// close the channel
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close(sub)
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// delete the subscriber
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delete(r.subscribers, id)
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}
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// mark the router as Stopped and set its Error to nil
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r.status = Status{Code: Stopped, Error: nil}
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}
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@ -2,6 +2,7 @@ package router
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import (
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"github.com/google/uuid"
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"github.com/micro/go-micro/client"
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"github.com/micro/go-micro/registry"
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)
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@ -17,6 +18,8 @@ type Options struct {
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Network string
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// Registry is the local registry
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Registry registry.Registry
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// Client for calling router
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Client client.Client
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}
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// Id sets Router Id
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@ -33,6 +36,13 @@ func Address(a string) Option {
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}
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}
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// Client to call router service
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func Client(c client.Client) Option {
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return func(o *Options) {
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o.Client = c
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}
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}
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// Gateway sets network gateway
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func Gateway(g string) Option {
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return func(o *Options) {
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@ -1,5 +1,5 @@
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// Code generated by protoc-gen-micro. DO NOT EDIT.
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// source: router.proto
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// source: go-micro/network/router/proto/router.proto
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package go_micro_router
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@ -34,14 +34,11 @@ var _ server.Option
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// Client API for Router service
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type RouterService interface {
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List(ctx context.Context, in *ListRequest, opts ...client.CallOption) (*ListResponse, error)
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Lookup(ctx context.Context, in *LookupRequest, opts ...client.CallOption) (*LookupResponse, error)
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Watch(ctx context.Context, in *WatchRequest, opts ...client.CallOption) (Router_WatchService, error)
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Advertise(ctx context.Context, in *AdvertiseRequest, opts ...client.CallOption) (Router_AdvertiseService, error)
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Process(ctx context.Context, in *Advert, opts ...client.CallOption) (*ProcessResponse, error)
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Create(ctx context.Context, in *Route, opts ...client.CallOption) (*CreateResponse, error)
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Delete(ctx context.Context, in *Route, opts ...client.CallOption) (*DeleteResponse, error)
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Update(ctx context.Context, in *Route, opts ...client.CallOption) (*UpdateResponse, error)
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Status(ctx context.Context, in *Request, opts ...client.CallOption) (*StatusResponse, error)
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}
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type routerService struct {
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@ -62,16 +59,6 @@ func NewRouterService(name string, c client.Client) RouterService {
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}
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}
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func (c *routerService) List(ctx context.Context, in *ListRequest, opts ...client.CallOption) (*ListResponse, error) {
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req := c.c.NewRequest(c.name, "Router.List", in)
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out := new(ListResponse)
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err := c.c.Call(ctx, req, out, opts...)
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if err != nil {
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return nil, err
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}
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return out, nil
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}
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func (c *routerService) Lookup(ctx context.Context, in *LookupRequest, opts ...client.CallOption) (*LookupResponse, error) {
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req := c.c.NewRequest(c.name, "Router.Lookup", in)
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out := new(LookupResponse)
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@ -180,29 +167,9 @@ func (c *routerService) Process(ctx context.Context, in *Advert, opts ...client.
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return out, nil
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}
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func (c *routerService) Create(ctx context.Context, in *Route, opts ...client.CallOption) (*CreateResponse, error) {
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req := c.c.NewRequest(c.name, "Router.Create", in)
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out := new(CreateResponse)
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err := c.c.Call(ctx, req, out, opts...)
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if err != nil {
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return nil, err
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}
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return out, nil
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}
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func (c *routerService) Delete(ctx context.Context, in *Route, opts ...client.CallOption) (*DeleteResponse, error) {
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req := c.c.NewRequest(c.name, "Router.Delete", in)
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out := new(DeleteResponse)
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err := c.c.Call(ctx, req, out, opts...)
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if err != nil {
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return nil, err
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}
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return out, nil
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}
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func (c *routerService) Update(ctx context.Context, in *Route, opts ...client.CallOption) (*UpdateResponse, error) {
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req := c.c.NewRequest(c.name, "Router.Update", in)
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out := new(UpdateResponse)
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func (c *routerService) Status(ctx context.Context, in *Request, opts ...client.CallOption) (*StatusResponse, error) {
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req := c.c.NewRequest(c.name, "Router.Status", in)
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out := new(StatusResponse)
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err := c.c.Call(ctx, req, out, opts...)
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if err != nil {
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return nil, err
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@ -213,26 +180,20 @@ func (c *routerService) Update(ctx context.Context, in *Route, opts ...client.Ca
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// Server API for Router service
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type RouterHandler interface {
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List(context.Context, *ListRequest, *ListResponse) error
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Lookup(context.Context, *LookupRequest, *LookupResponse) error
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Watch(context.Context, *WatchRequest, Router_WatchStream) error
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Advertise(context.Context, *AdvertiseRequest, Router_AdvertiseStream) error
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Process(context.Context, *Advert, *ProcessResponse) error
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Create(context.Context, *Route, *CreateResponse) error
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Delete(context.Context, *Route, *DeleteResponse) error
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Update(context.Context, *Route, *UpdateResponse) error
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Status(context.Context, *Request, *StatusResponse) error
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}
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func RegisterRouterHandler(s server.Server, hdlr RouterHandler, opts ...server.HandlerOption) error {
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type router interface {
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List(ctx context.Context, in *ListRequest, out *ListResponse) error
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Lookup(ctx context.Context, in *LookupRequest, out *LookupResponse) error
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Watch(ctx context.Context, stream server.Stream) error
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Advertise(ctx context.Context, stream server.Stream) error
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Process(ctx context.Context, in *Advert, out *ProcessResponse) error
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Create(ctx context.Context, in *Route, out *CreateResponse) error
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Delete(ctx context.Context, in *Route, out *DeleteResponse) error
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Update(ctx context.Context, in *Route, out *UpdateResponse) error
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Status(ctx context.Context, in *Request, out *StatusResponse) error
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}
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type Router struct {
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router
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@ -245,10 +206,6 @@ type routerHandler struct {
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RouterHandler
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}
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func (h *routerHandler) List(ctx context.Context, in *ListRequest, out *ListResponse) error {
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return h.RouterHandler.List(ctx, in, out)
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}
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func (h *routerHandler) Lookup(ctx context.Context, in *LookupRequest, out *LookupResponse) error {
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return h.RouterHandler.Lookup(ctx, in, out)
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}
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@ -327,14 +284,133 @@ func (h *routerHandler) Process(ctx context.Context, in *Advert, out *ProcessRes
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return h.RouterHandler.Process(ctx, in, out)
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}
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func (h *routerHandler) Create(ctx context.Context, in *Route, out *CreateResponse) error {
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return h.RouterHandler.Create(ctx, in, out)
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func (h *routerHandler) Status(ctx context.Context, in *Request, out *StatusResponse) error {
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return h.RouterHandler.Status(ctx, in, out)
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}
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func (h *routerHandler) Delete(ctx context.Context, in *Route, out *DeleteResponse) error {
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return h.RouterHandler.Delete(ctx, in, out)
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// Client API for Table service
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type TableService interface {
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Create(ctx context.Context, in *Route, opts ...client.CallOption) (*CreateResponse, error)
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Delete(ctx context.Context, in *Route, opts ...client.CallOption) (*DeleteResponse, error)
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Update(ctx context.Context, in *Route, opts ...client.CallOption) (*UpdateResponse, error)
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Query(ctx context.Context, in *QueryRequest, opts ...client.CallOption) (*QueryResponse, error)
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List(ctx context.Context, in *Request, opts ...client.CallOption) (*ListResponse, error)
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}
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func (h *routerHandler) Update(ctx context.Context, in *Route, out *UpdateResponse) error {
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return h.RouterHandler.Update(ctx, in, out)
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type tableService struct {
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c client.Client
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name string
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}
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func NewTableService(name string, c client.Client) TableService {
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if c == nil {
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c = client.NewClient()
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}
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if len(name) == 0 {
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name = "go.micro.router"
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}
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return &tableService{
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c: c,
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name: name,
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}
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}
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func (c *tableService) Create(ctx context.Context, in *Route, opts ...client.CallOption) (*CreateResponse, error) {
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req := c.c.NewRequest(c.name, "Table.Create", in)
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out := new(CreateResponse)
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err := c.c.Call(ctx, req, out, opts...)
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if err != nil {
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return nil, err
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}
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return out, nil
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}
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func (c *tableService) Delete(ctx context.Context, in *Route, opts ...client.CallOption) (*DeleteResponse, error) {
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req := c.c.NewRequest(c.name, "Table.Delete", in)
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out := new(DeleteResponse)
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err := c.c.Call(ctx, req, out, opts...)
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if err != nil {
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return nil, err
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}
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return out, nil
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}
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func (c *tableService) Update(ctx context.Context, in *Route, opts ...client.CallOption) (*UpdateResponse, error) {
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req := c.c.NewRequest(c.name, "Table.Update", in)
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out := new(UpdateResponse)
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err := c.c.Call(ctx, req, out, opts...)
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if err != nil {
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return nil, err
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}
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return out, nil
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}
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func (c *tableService) Query(ctx context.Context, in *QueryRequest, opts ...client.CallOption) (*QueryResponse, error) {
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req := c.c.NewRequest(c.name, "Table.Query", in)
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out := new(QueryResponse)
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err := c.c.Call(ctx, req, out, opts...)
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if err != nil {
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return nil, err
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}
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return out, nil
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}
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func (c *tableService) List(ctx context.Context, in *Request, opts ...client.CallOption) (*ListResponse, error) {
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req := c.c.NewRequest(c.name, "Table.List", in)
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out := new(ListResponse)
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err := c.c.Call(ctx, req, out, opts...)
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if err != nil {
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return nil, err
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}
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return out, nil
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}
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// Server API for Table service
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type TableHandler interface {
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Create(context.Context, *Route, *CreateResponse) error
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Delete(context.Context, *Route, *DeleteResponse) error
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Update(context.Context, *Route, *UpdateResponse) error
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Query(context.Context, *QueryRequest, *QueryResponse) error
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List(context.Context, *Request, *ListResponse) error
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}
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func RegisterTableHandler(s server.Server, hdlr TableHandler, opts ...server.HandlerOption) error {
|
||||
type table interface {
|
||||
Create(ctx context.Context, in *Route, out *CreateResponse) error
|
||||
Delete(ctx context.Context, in *Route, out *DeleteResponse) error
|
||||
Update(ctx context.Context, in *Route, out *UpdateResponse) error
|
||||
Query(ctx context.Context, in *QueryRequest, out *QueryResponse) error
|
||||
List(ctx context.Context, in *Request, out *ListResponse) error
|
||||
}
|
||||
type Table struct {
|
||||
table
|
||||
}
|
||||
h := &tableHandler{hdlr}
|
||||
return s.Handle(s.NewHandler(&Table{h}, opts...))
|
||||
}
|
||||
|
||||
type tableHandler struct {
|
||||
TableHandler
|
||||
}
|
||||
|
||||
func (h *tableHandler) Create(ctx context.Context, in *Route, out *CreateResponse) error {
|
||||
return h.TableHandler.Create(ctx, in, out)
|
||||
}
|
||||
|
||||
func (h *tableHandler) Delete(ctx context.Context, in *Route, out *DeleteResponse) error {
|
||||
return h.TableHandler.Delete(ctx, in, out)
|
||||
}
|
||||
|
||||
func (h *tableHandler) Update(ctx context.Context, in *Route, out *UpdateResponse) error {
|
||||
return h.TableHandler.Update(ctx, in, out)
|
||||
}
|
||||
|
||||
func (h *tableHandler) Query(ctx context.Context, in *QueryRequest, out *QueryResponse) error {
|
||||
return h.TableHandler.Query(ctx, in, out)
|
||||
}
|
||||
|
||||
func (h *tableHandler) List(ctx context.Context, in *Request, out *ListResponse) error {
|
||||
return h.TableHandler.List(ctx, in, out)
|
||||
}
|
||||
|
@ -1,11 +1,13 @@
|
||||
// Code generated by protoc-gen-go. DO NOT EDIT.
|
||||
// source: router.proto
|
||||
// source: go-micro/network/router/proto/router.proto
|
||||
|
||||
package go_micro_router
|
||||
|
||||
import (
|
||||
context "context"
|
||||
fmt "fmt"
|
||||
proto "github.com/golang/protobuf/proto"
|
||||
grpc "google.golang.org/grpc"
|
||||
math "math"
|
||||
)
|
||||
|
||||
@ -43,7 +45,7 @@ func (x AdvertType) String() string {
|
||||
}
|
||||
|
||||
func (AdvertType) EnumDescriptor() ([]byte, []int) {
|
||||
return fileDescriptor_367072455c71aedc, []int{0}
|
||||
return fileDescriptor_fc08514fc6dadd29, []int{0}
|
||||
}
|
||||
|
||||
// EventType defines the type of event
|
||||
@ -72,40 +74,40 @@ func (x EventType) String() string {
|
||||
}
|
||||
|
||||
func (EventType) EnumDescriptor() ([]byte, []int) {
|
||||
return fileDescriptor_367072455c71aedc, []int{1}
|
||||
return fileDescriptor_fc08514fc6dadd29, []int{1}
|
||||
}
|
||||
|
||||
// ListRequest is made to List routes
|
||||
type ListRequest struct {
|
||||
// Empty request
|
||||
type Request struct {
|
||||
XXX_NoUnkeyedLiteral struct{} `json:"-"`
|
||||
XXX_unrecognized []byte `json:"-"`
|
||||
XXX_sizecache int32 `json:"-"`
|
||||
}
|
||||
|
||||
func (m *ListRequest) Reset() { *m = ListRequest{} }
|
||||
func (m *ListRequest) String() string { return proto.CompactTextString(m) }
|
||||
func (*ListRequest) ProtoMessage() {}
|
||||
func (*ListRequest) Descriptor() ([]byte, []int) {
|
||||
return fileDescriptor_367072455c71aedc, []int{0}
|
||||
func (m *Request) Reset() { *m = Request{} }
|
||||
func (m *Request) String() string { return proto.CompactTextString(m) }
|
||||
func (*Request) ProtoMessage() {}
|
||||
func (*Request) Descriptor() ([]byte, []int) {
|
||||
return fileDescriptor_fc08514fc6dadd29, []int{0}
|
||||
}
|
||||
|
||||
func (m *ListRequest) XXX_Unmarshal(b []byte) error {
|
||||
return xxx_messageInfo_ListRequest.Unmarshal(m, b)
|
||||
func (m *Request) XXX_Unmarshal(b []byte) error {
|
||||
return xxx_messageInfo_Request.Unmarshal(m, b)
|
||||
}
|
||||
func (m *ListRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
|
||||
return xxx_messageInfo_ListRequest.Marshal(b, m, deterministic)
|
||||
func (m *Request) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
|
||||
return xxx_messageInfo_Request.Marshal(b, m, deterministic)
|
||||
}
|
||||
func (m *ListRequest) XXX_Merge(src proto.Message) {
|
||||
xxx_messageInfo_ListRequest.Merge(m, src)
|
||||
func (m *Request) XXX_Merge(src proto.Message) {
|
||||
xxx_messageInfo_Request.Merge(m, src)
|
||||
}
|
||||
func (m *ListRequest) XXX_Size() int {
|
||||
return xxx_messageInfo_ListRequest.Size(m)
|
||||
func (m *Request) XXX_Size() int {
|
||||
return xxx_messageInfo_Request.Size(m)
|
||||
}
|
||||
func (m *ListRequest) XXX_DiscardUnknown() {
|
||||
xxx_messageInfo_ListRequest.DiscardUnknown(m)
|
||||
func (m *Request) XXX_DiscardUnknown() {
|
||||
xxx_messageInfo_Request.DiscardUnknown(m)
|
||||
}
|
||||
|
||||
var xxx_messageInfo_ListRequest proto.InternalMessageInfo
|
||||
var xxx_messageInfo_Request proto.InternalMessageInfo
|
||||
|
||||
// ListResponse is returned by List
|
||||
type ListResponse struct {
|
||||
@ -119,7 +121,7 @@ func (m *ListResponse) Reset() { *m = ListResponse{} }
|
||||
func (m *ListResponse) String() string { return proto.CompactTextString(m) }
|
||||
func (*ListResponse) ProtoMessage() {}
|
||||
func (*ListResponse) Descriptor() ([]byte, []int) {
|
||||
return fileDescriptor_367072455c71aedc, []int{1}
|
||||
return fileDescriptor_fc08514fc6dadd29, []int{1}
|
||||
}
|
||||
|
||||
func (m *ListResponse) XXX_Unmarshal(b []byte) error {
|
||||
@ -159,7 +161,7 @@ func (m *LookupRequest) Reset() { *m = LookupRequest{} }
|
||||
func (m *LookupRequest) String() string { return proto.CompactTextString(m) }
|
||||
func (*LookupRequest) ProtoMessage() {}
|
||||
func (*LookupRequest) Descriptor() ([]byte, []int) {
|
||||
return fileDescriptor_367072455c71aedc, []int{2}
|
||||
return fileDescriptor_fc08514fc6dadd29, []int{2}
|
||||
}
|
||||
|
||||
func (m *LookupRequest) XXX_Unmarshal(b []byte) error {
|
||||
@ -199,7 +201,7 @@ func (m *LookupResponse) Reset() { *m = LookupResponse{} }
|
||||
func (m *LookupResponse) String() string { return proto.CompactTextString(m) }
|
||||
func (*LookupResponse) ProtoMessage() {}
|
||||
func (*LookupResponse) Descriptor() ([]byte, []int) {
|
||||
return fileDescriptor_367072455c71aedc, []int{3}
|
||||
return fileDescriptor_fc08514fc6dadd29, []int{3}
|
||||
}
|
||||
|
||||
func (m *LookupResponse) XXX_Unmarshal(b []byte) error {
|
||||
@ -227,6 +229,84 @@ func (m *LookupResponse) GetRoutes() []*Route {
|
||||
return nil
|
||||
}
|
||||
|
||||
type QueryRequest struct {
|
||||
Query *Query `protobuf:"bytes,1,opt,name=query,proto3" json:"query,omitempty"`
|
||||
XXX_NoUnkeyedLiteral struct{} `json:"-"`
|
||||
XXX_unrecognized []byte `json:"-"`
|
||||
XXX_sizecache int32 `json:"-"`
|
||||
}
|
||||
|
||||
func (m *QueryRequest) Reset() { *m = QueryRequest{} }
|
||||
func (m *QueryRequest) String() string { return proto.CompactTextString(m) }
|
||||
func (*QueryRequest) ProtoMessage() {}
|
||||
func (*QueryRequest) Descriptor() ([]byte, []int) {
|
||||
return fileDescriptor_fc08514fc6dadd29, []int{4}
|
||||
}
|
||||
|
||||
func (m *QueryRequest) XXX_Unmarshal(b []byte) error {
|
||||
return xxx_messageInfo_QueryRequest.Unmarshal(m, b)
|
||||
}
|
||||
func (m *QueryRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
|
||||
return xxx_messageInfo_QueryRequest.Marshal(b, m, deterministic)
|
||||
}
|
||||
func (m *QueryRequest) XXX_Merge(src proto.Message) {
|
||||
xxx_messageInfo_QueryRequest.Merge(m, src)
|
||||
}
|
||||
func (m *QueryRequest) XXX_Size() int {
|
||||
return xxx_messageInfo_QueryRequest.Size(m)
|
||||
}
|
||||
func (m *QueryRequest) XXX_DiscardUnknown() {
|
||||
xxx_messageInfo_QueryRequest.DiscardUnknown(m)
|
||||
}
|
||||
|
||||
var xxx_messageInfo_QueryRequest proto.InternalMessageInfo
|
||||
|
||||
func (m *QueryRequest) GetQuery() *Query {
|
||||
if m != nil {
|
||||
return m.Query
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
type QueryResponse struct {
|
||||
Routes []*Route `protobuf:"bytes,1,rep,name=routes,proto3" json:"routes,omitempty"`
|
||||
XXX_NoUnkeyedLiteral struct{} `json:"-"`
|
||||
XXX_unrecognized []byte `json:"-"`
|
||||
XXX_sizecache int32 `json:"-"`
|
||||
}
|
||||
|
||||
func (m *QueryResponse) Reset() { *m = QueryResponse{} }
|
||||
func (m *QueryResponse) String() string { return proto.CompactTextString(m) }
|
||||
func (*QueryResponse) ProtoMessage() {}
|
||||
func (*QueryResponse) Descriptor() ([]byte, []int) {
|
||||
return fileDescriptor_fc08514fc6dadd29, []int{5}
|
||||
}
|
||||
|
||||
func (m *QueryResponse) XXX_Unmarshal(b []byte) error {
|
||||
return xxx_messageInfo_QueryResponse.Unmarshal(m, b)
|
||||
}
|
||||
func (m *QueryResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
|
||||
return xxx_messageInfo_QueryResponse.Marshal(b, m, deterministic)
|
||||
}
|
||||
func (m *QueryResponse) XXX_Merge(src proto.Message) {
|
||||
xxx_messageInfo_QueryResponse.Merge(m, src)
|
||||
}
|
||||
func (m *QueryResponse) XXX_Size() int {
|
||||
return xxx_messageInfo_QueryResponse.Size(m)
|
||||
}
|
||||
func (m *QueryResponse) XXX_DiscardUnknown() {
|
||||
xxx_messageInfo_QueryResponse.DiscardUnknown(m)
|
||||
}
|
||||
|
||||
var xxx_messageInfo_QueryResponse proto.InternalMessageInfo
|
||||
|
||||
func (m *QueryResponse) GetRoutes() []*Route {
|
||||
if m != nil {
|
||||
return m.Routes
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
// WatchRequest is made to Watch Router
|
||||
type WatchRequest struct {
|
||||
XXX_NoUnkeyedLiteral struct{} `json:"-"`
|
||||
@ -238,7 +318,7 @@ func (m *WatchRequest) Reset() { *m = WatchRequest{} }
|
||||
func (m *WatchRequest) String() string { return proto.CompactTextString(m) }
|
||||
func (*WatchRequest) ProtoMessage() {}
|
||||
func (*WatchRequest) Descriptor() ([]byte, []int) {
|
||||
return fileDescriptor_367072455c71aedc, []int{4}
|
||||
return fileDescriptor_fc08514fc6dadd29, []int{6}
|
||||
}
|
||||
|
||||
func (m *WatchRequest) XXX_Unmarshal(b []byte) error {
|
||||
@ -270,7 +350,7 @@ func (m *AdvertiseRequest) Reset() { *m = AdvertiseRequest{} }
|
||||
func (m *AdvertiseRequest) String() string { return proto.CompactTextString(m) }
|
||||
func (*AdvertiseRequest) ProtoMessage() {}
|
||||
func (*AdvertiseRequest) Descriptor() ([]byte, []int) {
|
||||
return fileDescriptor_367072455c71aedc, []int{5}
|
||||
return fileDescriptor_fc08514fc6dadd29, []int{7}
|
||||
}
|
||||
|
||||
func (m *AdvertiseRequest) XXX_Unmarshal(b []byte) error {
|
||||
@ -312,7 +392,7 @@ func (m *Advert) Reset() { *m = Advert{} }
|
||||
func (m *Advert) String() string { return proto.CompactTextString(m) }
|
||||
func (*Advert) ProtoMessage() {}
|
||||
func (*Advert) Descriptor() ([]byte, []int) {
|
||||
return fileDescriptor_367072455c71aedc, []int{6}
|
||||
return fileDescriptor_fc08514fc6dadd29, []int{8}
|
||||
}
|
||||
|
||||
func (m *Advert) XXX_Unmarshal(b []byte) error {
|
||||
@ -379,7 +459,7 @@ func (m *ProcessResponse) Reset() { *m = ProcessResponse{} }
|
||||
func (m *ProcessResponse) String() string { return proto.CompactTextString(m) }
|
||||
func (*ProcessResponse) ProtoMessage() {}
|
||||
func (*ProcessResponse) Descriptor() ([]byte, []int) {
|
||||
return fileDescriptor_367072455c71aedc, []int{7}
|
||||
return fileDescriptor_fc08514fc6dadd29, []int{9}
|
||||
}
|
||||
|
||||
func (m *ProcessResponse) XXX_Unmarshal(b []byte) error {
|
||||
@ -411,7 +491,7 @@ func (m *CreateResponse) Reset() { *m = CreateResponse{} }
|
||||
func (m *CreateResponse) String() string { return proto.CompactTextString(m) }
|
||||
func (*CreateResponse) ProtoMessage() {}
|
||||
func (*CreateResponse) Descriptor() ([]byte, []int) {
|
||||
return fileDescriptor_367072455c71aedc, []int{8}
|
||||
return fileDescriptor_fc08514fc6dadd29, []int{10}
|
||||
}
|
||||
|
||||
func (m *CreateResponse) XXX_Unmarshal(b []byte) error {
|
||||
@ -443,7 +523,7 @@ func (m *DeleteResponse) Reset() { *m = DeleteResponse{} }
|
||||
func (m *DeleteResponse) String() string { return proto.CompactTextString(m) }
|
||||
func (*DeleteResponse) ProtoMessage() {}
|
||||
func (*DeleteResponse) Descriptor() ([]byte, []int) {
|
||||
return fileDescriptor_367072455c71aedc, []int{9}
|
||||
return fileDescriptor_fc08514fc6dadd29, []int{11}
|
||||
}
|
||||
|
||||
func (m *DeleteResponse) XXX_Unmarshal(b []byte) error {
|
||||
@ -475,7 +555,7 @@ func (m *UpdateResponse) Reset() { *m = UpdateResponse{} }
|
||||
func (m *UpdateResponse) String() string { return proto.CompactTextString(m) }
|
||||
func (*UpdateResponse) ProtoMessage() {}
|
||||
func (*UpdateResponse) Descriptor() ([]byte, []int) {
|
||||
return fileDescriptor_367072455c71aedc, []int{10}
|
||||
return fileDescriptor_fc08514fc6dadd29, []int{12}
|
||||
}
|
||||
|
||||
func (m *UpdateResponse) XXX_Unmarshal(b []byte) error {
|
||||
@ -513,7 +593,7 @@ func (m *Event) Reset() { *m = Event{} }
|
||||
func (m *Event) String() string { return proto.CompactTextString(m) }
|
||||
func (*Event) ProtoMessage() {}
|
||||
func (*Event) Descriptor() ([]byte, []int) {
|
||||
return fileDescriptor_367072455c71aedc, []int{11}
|
||||
return fileDescriptor_fc08514fc6dadd29, []int{13}
|
||||
}
|
||||
|
||||
func (m *Event) XXX_Unmarshal(b []byte) error {
|
||||
@ -572,7 +652,7 @@ func (m *Query) Reset() { *m = Query{} }
|
||||
func (m *Query) String() string { return proto.CompactTextString(m) }
|
||||
func (*Query) ProtoMessage() {}
|
||||
func (*Query) Descriptor() ([]byte, []int) {
|
||||
return fileDescriptor_367072455c71aedc, []int{12}
|
||||
return fileDescriptor_fc08514fc6dadd29, []int{14}
|
||||
}
|
||||
|
||||
func (m *Query) XXX_Unmarshal(b []byte) error {
|
||||
@ -637,7 +717,7 @@ func (m *Route) Reset() { *m = Route{} }
|
||||
func (m *Route) String() string { return proto.CompactTextString(m) }
|
||||
func (*Route) ProtoMessage() {}
|
||||
func (*Route) Descriptor() ([]byte, []int) {
|
||||
return fileDescriptor_367072455c71aedc, []int{13}
|
||||
return fileDescriptor_fc08514fc6dadd29, []int{15}
|
||||
}
|
||||
|
||||
func (m *Route) XXX_Unmarshal(b []byte) error {
|
||||
@ -700,13 +780,101 @@ func (m *Route) GetMetric() int64 {
|
||||
return 0
|
||||
}
|
||||
|
||||
type Status struct {
|
||||
Code string `protobuf:"bytes,1,opt,name=code,proto3" json:"code,omitempty"`
|
||||
Error string `protobuf:"bytes,2,opt,name=error,proto3" json:"error,omitempty"`
|
||||
XXX_NoUnkeyedLiteral struct{} `json:"-"`
|
||||
XXX_unrecognized []byte `json:"-"`
|
||||
XXX_sizecache int32 `json:"-"`
|
||||
}
|
||||
|
||||
func (m *Status) Reset() { *m = Status{} }
|
||||
func (m *Status) String() string { return proto.CompactTextString(m) }
|
||||
func (*Status) ProtoMessage() {}
|
||||
func (*Status) Descriptor() ([]byte, []int) {
|
||||
return fileDescriptor_fc08514fc6dadd29, []int{16}
|
||||
}
|
||||
|
||||
func (m *Status) XXX_Unmarshal(b []byte) error {
|
||||
return xxx_messageInfo_Status.Unmarshal(m, b)
|
||||
}
|
||||
func (m *Status) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
|
||||
return xxx_messageInfo_Status.Marshal(b, m, deterministic)
|
||||
}
|
||||
func (m *Status) XXX_Merge(src proto.Message) {
|
||||
xxx_messageInfo_Status.Merge(m, src)
|
||||
}
|
||||
func (m *Status) XXX_Size() int {
|
||||
return xxx_messageInfo_Status.Size(m)
|
||||
}
|
||||
func (m *Status) XXX_DiscardUnknown() {
|
||||
xxx_messageInfo_Status.DiscardUnknown(m)
|
||||
}
|
||||
|
||||
var xxx_messageInfo_Status proto.InternalMessageInfo
|
||||
|
||||
func (m *Status) GetCode() string {
|
||||
if m != nil {
|
||||
return m.Code
|
||||
}
|
||||
return ""
|
||||
}
|
||||
|
||||
func (m *Status) GetError() string {
|
||||
if m != nil {
|
||||
return m.Error
|
||||
}
|
||||
return ""
|
||||
}
|
||||
|
||||
type StatusResponse struct {
|
||||
Status *Status `protobuf:"bytes,1,opt,name=status,proto3" json:"status,omitempty"`
|
||||
XXX_NoUnkeyedLiteral struct{} `json:"-"`
|
||||
XXX_unrecognized []byte `json:"-"`
|
||||
XXX_sizecache int32 `json:"-"`
|
||||
}
|
||||
|
||||
func (m *StatusResponse) Reset() { *m = StatusResponse{} }
|
||||
func (m *StatusResponse) String() string { return proto.CompactTextString(m) }
|
||||
func (*StatusResponse) ProtoMessage() {}
|
||||
func (*StatusResponse) Descriptor() ([]byte, []int) {
|
||||
return fileDescriptor_fc08514fc6dadd29, []int{17}
|
||||
}
|
||||
|
||||
func (m *StatusResponse) XXX_Unmarshal(b []byte) error {
|
||||
return xxx_messageInfo_StatusResponse.Unmarshal(m, b)
|
||||
}
|
||||
func (m *StatusResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
|
||||
return xxx_messageInfo_StatusResponse.Marshal(b, m, deterministic)
|
||||
}
|
||||
func (m *StatusResponse) XXX_Merge(src proto.Message) {
|
||||
xxx_messageInfo_StatusResponse.Merge(m, src)
|
||||
}
|
||||
func (m *StatusResponse) XXX_Size() int {
|
||||
return xxx_messageInfo_StatusResponse.Size(m)
|
||||
}
|
||||
func (m *StatusResponse) XXX_DiscardUnknown() {
|
||||
xxx_messageInfo_StatusResponse.DiscardUnknown(m)
|
||||
}
|
||||
|
||||
var xxx_messageInfo_StatusResponse proto.InternalMessageInfo
|
||||
|
||||
func (m *StatusResponse) GetStatus() *Status {
|
||||
if m != nil {
|
||||
return m.Status
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func init() {
|
||||
proto.RegisterEnum("go.micro.router.AdvertType", AdvertType_name, AdvertType_value)
|
||||
proto.RegisterEnum("go.micro.router.EventType", EventType_name, EventType_value)
|
||||
proto.RegisterType((*ListRequest)(nil), "go.micro.router.ListRequest")
|
||||
proto.RegisterType((*Request)(nil), "go.micro.router.Request")
|
||||
proto.RegisterType((*ListResponse)(nil), "go.micro.router.ListResponse")
|
||||
proto.RegisterType((*LookupRequest)(nil), "go.micro.router.LookupRequest")
|
||||
proto.RegisterType((*LookupResponse)(nil), "go.micro.router.LookupResponse")
|
||||
proto.RegisterType((*QueryRequest)(nil), "go.micro.router.QueryRequest")
|
||||
proto.RegisterType((*QueryResponse)(nil), "go.micro.router.QueryResponse")
|
||||
proto.RegisterType((*WatchRequest)(nil), "go.micro.router.WatchRequest")
|
||||
proto.RegisterType((*AdvertiseRequest)(nil), "go.micro.router.AdvertiseRequest")
|
||||
proto.RegisterType((*Advert)(nil), "go.micro.router.Advert")
|
||||
@ -717,47 +885,513 @@ func init() {
|
||||
proto.RegisterType((*Event)(nil), "go.micro.router.Event")
|
||||
proto.RegisterType((*Query)(nil), "go.micro.router.Query")
|
||||
proto.RegisterType((*Route)(nil), "go.micro.router.Route")
|
||||
proto.RegisterType((*Status)(nil), "go.micro.router.Status")
|
||||
proto.RegisterType((*StatusResponse)(nil), "go.micro.router.StatusResponse")
|
||||
}
|
||||
|
||||
func init() { proto.RegisterFile("router.proto", fileDescriptor_367072455c71aedc) }
|
||||
|
||||
var fileDescriptor_367072455c71aedc = []byte{
|
||||
// 591 bytes of a gzipped FileDescriptorProto
|
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||||
func init() {
|
||||
proto.RegisterFile("go-micro/network/router/proto/router.proto", fileDescriptor_fc08514fc6dadd29)
|
||||
}
|
||||
|
||||
var fileDescriptor_fc08514fc6dadd29 = []byte{
|
||||
// 702 bytes of a gzipped FileDescriptorProto
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|
||||
}
|
||||
|
||||
// Reference imports to suppress errors if they are not otherwise used.
|
||||
var _ context.Context
|
||||
var _ grpc.ClientConn
|
||||
|
||||
// This is a compile-time assertion to ensure that this generated file
|
||||
// is compatible with the grpc package it is being compiled against.
|
||||
const _ = grpc.SupportPackageIsVersion4
|
||||
|
||||
// RouterClient is the client API for Router service.
|
||||
//
|
||||
// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
|
||||
type RouterClient interface {
|
||||
Lookup(ctx context.Context, in *LookupRequest, opts ...grpc.CallOption) (*LookupResponse, error)
|
||||
Watch(ctx context.Context, in *WatchRequest, opts ...grpc.CallOption) (Router_WatchClient, error)
|
||||
Advertise(ctx context.Context, in *AdvertiseRequest, opts ...grpc.CallOption) (Router_AdvertiseClient, error)
|
||||
Process(ctx context.Context, in *Advert, opts ...grpc.CallOption) (*ProcessResponse, error)
|
||||
Status(ctx context.Context, in *Request, opts ...grpc.CallOption) (*StatusResponse, error)
|
||||
}
|
||||
|
||||
type routerClient struct {
|
||||
cc *grpc.ClientConn
|
||||
}
|
||||
|
||||
func NewRouterClient(cc *grpc.ClientConn) RouterClient {
|
||||
return &routerClient{cc}
|
||||
}
|
||||
|
||||
func (c *routerClient) Lookup(ctx context.Context, in *LookupRequest, opts ...grpc.CallOption) (*LookupResponse, error) {
|
||||
out := new(LookupResponse)
|
||||
err := c.cc.Invoke(ctx, "/go.micro.router.Router/Lookup", in, out, opts...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return out, nil
|
||||
}
|
||||
|
||||
func (c *routerClient) Watch(ctx context.Context, in *WatchRequest, opts ...grpc.CallOption) (Router_WatchClient, error) {
|
||||
stream, err := c.cc.NewStream(ctx, &_Router_serviceDesc.Streams[0], "/go.micro.router.Router/Watch", opts...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
x := &routerWatchClient{stream}
|
||||
if err := x.ClientStream.SendMsg(in); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if err := x.ClientStream.CloseSend(); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return x, nil
|
||||
}
|
||||
|
||||
type Router_WatchClient interface {
|
||||
Recv() (*Event, error)
|
||||
grpc.ClientStream
|
||||
}
|
||||
|
||||
type routerWatchClient struct {
|
||||
grpc.ClientStream
|
||||
}
|
||||
|
||||
func (x *routerWatchClient) Recv() (*Event, error) {
|
||||
m := new(Event)
|
||||
if err := x.ClientStream.RecvMsg(m); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return m, nil
|
||||
}
|
||||
|
||||
func (c *routerClient) Advertise(ctx context.Context, in *AdvertiseRequest, opts ...grpc.CallOption) (Router_AdvertiseClient, error) {
|
||||
stream, err := c.cc.NewStream(ctx, &_Router_serviceDesc.Streams[1], "/go.micro.router.Router/Advertise", opts...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
x := &routerAdvertiseClient{stream}
|
||||
if err := x.ClientStream.SendMsg(in); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if err := x.ClientStream.CloseSend(); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return x, nil
|
||||
}
|
||||
|
||||
type Router_AdvertiseClient interface {
|
||||
Recv() (*Advert, error)
|
||||
grpc.ClientStream
|
||||
}
|
||||
|
||||
type routerAdvertiseClient struct {
|
||||
grpc.ClientStream
|
||||
}
|
||||
|
||||
func (x *routerAdvertiseClient) Recv() (*Advert, error) {
|
||||
m := new(Advert)
|
||||
if err := x.ClientStream.RecvMsg(m); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return m, nil
|
||||
}
|
||||
|
||||
func (c *routerClient) Process(ctx context.Context, in *Advert, opts ...grpc.CallOption) (*ProcessResponse, error) {
|
||||
out := new(ProcessResponse)
|
||||
err := c.cc.Invoke(ctx, "/go.micro.router.Router/Process", in, out, opts...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return out, nil
|
||||
}
|
||||
|
||||
func (c *routerClient) Status(ctx context.Context, in *Request, opts ...grpc.CallOption) (*StatusResponse, error) {
|
||||
out := new(StatusResponse)
|
||||
err := c.cc.Invoke(ctx, "/go.micro.router.Router/Status", in, out, opts...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return out, nil
|
||||
}
|
||||
|
||||
// RouterServer is the server API for Router service.
|
||||
type RouterServer interface {
|
||||
Lookup(context.Context, *LookupRequest) (*LookupResponse, error)
|
||||
Watch(*WatchRequest, Router_WatchServer) error
|
||||
Advertise(*AdvertiseRequest, Router_AdvertiseServer) error
|
||||
Process(context.Context, *Advert) (*ProcessResponse, error)
|
||||
Status(context.Context, *Request) (*StatusResponse, error)
|
||||
}
|
||||
|
||||
func RegisterRouterServer(s *grpc.Server, srv RouterServer) {
|
||||
s.RegisterService(&_Router_serviceDesc, srv)
|
||||
}
|
||||
|
||||
func _Router_Lookup_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
|
||||
in := new(LookupRequest)
|
||||
if err := dec(in); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if interceptor == nil {
|
||||
return srv.(RouterServer).Lookup(ctx, in)
|
||||
}
|
||||
info := &grpc.UnaryServerInfo{
|
||||
Server: srv,
|
||||
FullMethod: "/go.micro.router.Router/Lookup",
|
||||
}
|
||||
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
|
||||
return srv.(RouterServer).Lookup(ctx, req.(*LookupRequest))
|
||||
}
|
||||
return interceptor(ctx, in, info, handler)
|
||||
}
|
||||
|
||||
func _Router_Watch_Handler(srv interface{}, stream grpc.ServerStream) error {
|
||||
m := new(WatchRequest)
|
||||
if err := stream.RecvMsg(m); err != nil {
|
||||
return err
|
||||
}
|
||||
return srv.(RouterServer).Watch(m, &routerWatchServer{stream})
|
||||
}
|
||||
|
||||
type Router_WatchServer interface {
|
||||
Send(*Event) error
|
||||
grpc.ServerStream
|
||||
}
|
||||
|
||||
type routerWatchServer struct {
|
||||
grpc.ServerStream
|
||||
}
|
||||
|
||||
func (x *routerWatchServer) Send(m *Event) error {
|
||||
return x.ServerStream.SendMsg(m)
|
||||
}
|
||||
|
||||
func _Router_Advertise_Handler(srv interface{}, stream grpc.ServerStream) error {
|
||||
m := new(AdvertiseRequest)
|
||||
if err := stream.RecvMsg(m); err != nil {
|
||||
return err
|
||||
}
|
||||
return srv.(RouterServer).Advertise(m, &routerAdvertiseServer{stream})
|
||||
}
|
||||
|
||||
type Router_AdvertiseServer interface {
|
||||
Send(*Advert) error
|
||||
grpc.ServerStream
|
||||
}
|
||||
|
||||
type routerAdvertiseServer struct {
|
||||
grpc.ServerStream
|
||||
}
|
||||
|
||||
func (x *routerAdvertiseServer) Send(m *Advert) error {
|
||||
return x.ServerStream.SendMsg(m)
|
||||
}
|
||||
|
||||
func _Router_Process_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
|
||||
in := new(Advert)
|
||||
if err := dec(in); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if interceptor == nil {
|
||||
return srv.(RouterServer).Process(ctx, in)
|
||||
}
|
||||
info := &grpc.UnaryServerInfo{
|
||||
Server: srv,
|
||||
FullMethod: "/go.micro.router.Router/Process",
|
||||
}
|
||||
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
|
||||
return srv.(RouterServer).Process(ctx, req.(*Advert))
|
||||
}
|
||||
return interceptor(ctx, in, info, handler)
|
||||
}
|
||||
|
||||
func _Router_Status_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
|
||||
in := new(Request)
|
||||
if err := dec(in); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if interceptor == nil {
|
||||
return srv.(RouterServer).Status(ctx, in)
|
||||
}
|
||||
info := &grpc.UnaryServerInfo{
|
||||
Server: srv,
|
||||
FullMethod: "/go.micro.router.Router/Status",
|
||||
}
|
||||
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
|
||||
return srv.(RouterServer).Status(ctx, req.(*Request))
|
||||
}
|
||||
return interceptor(ctx, in, info, handler)
|
||||
}
|
||||
|
||||
var _Router_serviceDesc = grpc.ServiceDesc{
|
||||
ServiceName: "go.micro.router.Router",
|
||||
HandlerType: (*RouterServer)(nil),
|
||||
Methods: []grpc.MethodDesc{
|
||||
{
|
||||
MethodName: "Lookup",
|
||||
Handler: _Router_Lookup_Handler,
|
||||
},
|
||||
{
|
||||
MethodName: "Process",
|
||||
Handler: _Router_Process_Handler,
|
||||
},
|
||||
{
|
||||
MethodName: "Status",
|
||||
Handler: _Router_Status_Handler,
|
||||
},
|
||||
},
|
||||
Streams: []grpc.StreamDesc{
|
||||
{
|
||||
StreamName: "Watch",
|
||||
Handler: _Router_Watch_Handler,
|
||||
ServerStreams: true,
|
||||
},
|
||||
{
|
||||
StreamName: "Advertise",
|
||||
Handler: _Router_Advertise_Handler,
|
||||
ServerStreams: true,
|
||||
},
|
||||
},
|
||||
Metadata: "go-micro/network/router/proto/router.proto",
|
||||
}
|
||||
|
||||
// TableClient is the client API for Table service.
|
||||
//
|
||||
// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
|
||||
type TableClient interface {
|
||||
Create(ctx context.Context, in *Route, opts ...grpc.CallOption) (*CreateResponse, error)
|
||||
Delete(ctx context.Context, in *Route, opts ...grpc.CallOption) (*DeleteResponse, error)
|
||||
Update(ctx context.Context, in *Route, opts ...grpc.CallOption) (*UpdateResponse, error)
|
||||
Query(ctx context.Context, in *QueryRequest, opts ...grpc.CallOption) (*QueryResponse, error)
|
||||
List(ctx context.Context, in *Request, opts ...grpc.CallOption) (*ListResponse, error)
|
||||
}
|
||||
|
||||
type tableClient struct {
|
||||
cc *grpc.ClientConn
|
||||
}
|
||||
|
||||
func NewTableClient(cc *grpc.ClientConn) TableClient {
|
||||
return &tableClient{cc}
|
||||
}
|
||||
|
||||
func (c *tableClient) Create(ctx context.Context, in *Route, opts ...grpc.CallOption) (*CreateResponse, error) {
|
||||
out := new(CreateResponse)
|
||||
err := c.cc.Invoke(ctx, "/go.micro.router.Table/Create", in, out, opts...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return out, nil
|
||||
}
|
||||
|
||||
func (c *tableClient) Delete(ctx context.Context, in *Route, opts ...grpc.CallOption) (*DeleteResponse, error) {
|
||||
out := new(DeleteResponse)
|
||||
err := c.cc.Invoke(ctx, "/go.micro.router.Table/Delete", in, out, opts...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return out, nil
|
||||
}
|
||||
|
||||
func (c *tableClient) Update(ctx context.Context, in *Route, opts ...grpc.CallOption) (*UpdateResponse, error) {
|
||||
out := new(UpdateResponse)
|
||||
err := c.cc.Invoke(ctx, "/go.micro.router.Table/Update", in, out, opts...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return out, nil
|
||||
}
|
||||
|
||||
func (c *tableClient) Query(ctx context.Context, in *QueryRequest, opts ...grpc.CallOption) (*QueryResponse, error) {
|
||||
out := new(QueryResponse)
|
||||
err := c.cc.Invoke(ctx, "/go.micro.router.Table/Query", in, out, opts...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return out, nil
|
||||
}
|
||||
|
||||
func (c *tableClient) List(ctx context.Context, in *Request, opts ...grpc.CallOption) (*ListResponse, error) {
|
||||
out := new(ListResponse)
|
||||
err := c.cc.Invoke(ctx, "/go.micro.router.Table/List", in, out, opts...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return out, nil
|
||||
}
|
||||
|
||||
// TableServer is the server API for Table service.
|
||||
type TableServer interface {
|
||||
Create(context.Context, *Route) (*CreateResponse, error)
|
||||
Delete(context.Context, *Route) (*DeleteResponse, error)
|
||||
Update(context.Context, *Route) (*UpdateResponse, error)
|
||||
Query(context.Context, *QueryRequest) (*QueryResponse, error)
|
||||
List(context.Context, *Request) (*ListResponse, error)
|
||||
}
|
||||
|
||||
func RegisterTableServer(s *grpc.Server, srv TableServer) {
|
||||
s.RegisterService(&_Table_serviceDesc, srv)
|
||||
}
|
||||
|
||||
func _Table_Create_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
|
||||
in := new(Route)
|
||||
if err := dec(in); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if interceptor == nil {
|
||||
return srv.(TableServer).Create(ctx, in)
|
||||
}
|
||||
info := &grpc.UnaryServerInfo{
|
||||
Server: srv,
|
||||
FullMethod: "/go.micro.router.Table/Create",
|
||||
}
|
||||
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
|
||||
return srv.(TableServer).Create(ctx, req.(*Route))
|
||||
}
|
||||
return interceptor(ctx, in, info, handler)
|
||||
}
|
||||
|
||||
func _Table_Delete_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
|
||||
in := new(Route)
|
||||
if err := dec(in); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if interceptor == nil {
|
||||
return srv.(TableServer).Delete(ctx, in)
|
||||
}
|
||||
info := &grpc.UnaryServerInfo{
|
||||
Server: srv,
|
||||
FullMethod: "/go.micro.router.Table/Delete",
|
||||
}
|
||||
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
|
||||
return srv.(TableServer).Delete(ctx, req.(*Route))
|
||||
}
|
||||
return interceptor(ctx, in, info, handler)
|
||||
}
|
||||
|
||||
func _Table_Update_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
|
||||
in := new(Route)
|
||||
if err := dec(in); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if interceptor == nil {
|
||||
return srv.(TableServer).Update(ctx, in)
|
||||
}
|
||||
info := &grpc.UnaryServerInfo{
|
||||
Server: srv,
|
||||
FullMethod: "/go.micro.router.Table/Update",
|
||||
}
|
||||
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
|
||||
return srv.(TableServer).Update(ctx, req.(*Route))
|
||||
}
|
||||
return interceptor(ctx, in, info, handler)
|
||||
}
|
||||
|
||||
func _Table_Query_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
|
||||
in := new(QueryRequest)
|
||||
if err := dec(in); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if interceptor == nil {
|
||||
return srv.(TableServer).Query(ctx, in)
|
||||
}
|
||||
info := &grpc.UnaryServerInfo{
|
||||
Server: srv,
|
||||
FullMethod: "/go.micro.router.Table/Query",
|
||||
}
|
||||
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
|
||||
return srv.(TableServer).Query(ctx, req.(*QueryRequest))
|
||||
}
|
||||
return interceptor(ctx, in, info, handler)
|
||||
}
|
||||
|
||||
func _Table_List_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
|
||||
in := new(Request)
|
||||
if err := dec(in); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if interceptor == nil {
|
||||
return srv.(TableServer).List(ctx, in)
|
||||
}
|
||||
info := &grpc.UnaryServerInfo{
|
||||
Server: srv,
|
||||
FullMethod: "/go.micro.router.Table/List",
|
||||
}
|
||||
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
|
||||
return srv.(TableServer).List(ctx, req.(*Request))
|
||||
}
|
||||
return interceptor(ctx, in, info, handler)
|
||||
}
|
||||
|
||||
var _Table_serviceDesc = grpc.ServiceDesc{
|
||||
ServiceName: "go.micro.router.Table",
|
||||
HandlerType: (*TableServer)(nil),
|
||||
Methods: []grpc.MethodDesc{
|
||||
{
|
||||
MethodName: "Create",
|
||||
Handler: _Table_Create_Handler,
|
||||
},
|
||||
{
|
||||
MethodName: "Delete",
|
||||
Handler: _Table_Delete_Handler,
|
||||
},
|
||||
{
|
||||
MethodName: "Update",
|
||||
Handler: _Table_Update_Handler,
|
||||
},
|
||||
{
|
||||
MethodName: "Query",
|
||||
Handler: _Table_Query_Handler,
|
||||
},
|
||||
{
|
||||
MethodName: "List",
|
||||
Handler: _Table_List_Handler,
|
||||
},
|
||||
},
|
||||
Streams: []grpc.StreamDesc{},
|
||||
Metadata: "go-micro/network/router/proto/router.proto",
|
||||
}
|
||||
|
@ -4,18 +4,23 @@ package go.micro.router;
|
||||
|
||||
// Router service is used by the proxy to lookup routes
|
||||
service Router {
|
||||
rpc List(ListRequest) returns (ListResponse) {};
|
||||
rpc Lookup(LookupRequest) returns (LookupResponse) {};
|
||||
rpc Watch(WatchRequest) returns (stream Event) {};
|
||||
rpc Advertise(AdvertiseRequest) returns (stream Advert) {};
|
||||
rpc Advertise(Request) returns (stream Advert) {};
|
||||
rpc Process(Advert) returns (ProcessResponse) {};
|
||||
rpc Create(Route) returns (CreateResponse) {};
|
||||
rpc Delete(Route) returns (DeleteResponse) {};
|
||||
rpc Update(Route) returns (UpdateResponse) {};
|
||||
rpc Status(Request) returns (StatusResponse) {};
|
||||
}
|
||||
|
||||
// ListRequest is made to List routes
|
||||
message ListRequest {}
|
||||
service Table {
|
||||
rpc Create(Route) returns (CreateResponse) {};
|
||||
rpc Delete(Route) returns (DeleteResponse) {};
|
||||
rpc Update(Route) returns (UpdateResponse) {};
|
||||
rpc List(Request) returns (ListResponse) {};
|
||||
rpc Query(QueryRequest) returns (QueryResponse) {};
|
||||
}
|
||||
|
||||
// Empty request
|
||||
message Request {}
|
||||
|
||||
// ListResponse is returned by List
|
||||
message ListResponse {
|
||||
@ -32,12 +37,17 @@ message LookupResponse {
|
||||
repeated Route routes = 1;
|
||||
}
|
||||
|
||||
message QueryRequest{
|
||||
Query query = 1;
|
||||
}
|
||||
|
||||
message QueryResponse {
|
||||
repeated Route routes = 1;
|
||||
}
|
||||
|
||||
// WatchRequest is made to Watch Router
|
||||
message WatchRequest {}
|
||||
|
||||
// AdvertiseRequest request a stream of Adverts
|
||||
message AdvertiseRequest {}
|
||||
|
||||
// AdvertType defines the type of advert
|
||||
enum AdvertType {
|
||||
AdvertAnnounce = 0;
|
||||
@ -112,3 +122,12 @@ message Route {
|
||||
// the metric / score of this route
|
||||
int64 metric = 6;
|
||||
}
|
||||
|
||||
message Status {
|
||||
string code = 1;
|
||||
string error = 2;
|
||||
}
|
||||
|
||||
message StatusResponse {
|
||||
Status status = 1;
|
||||
}
|
||||
|
@ -11,6 +11,8 @@ type Router interface {
|
||||
Init(...Option) error
|
||||
// Options returns the router options
|
||||
Options() Options
|
||||
// The routing table
|
||||
Table() Table
|
||||
// Advertise advertises routes to the network
|
||||
Advertise() (<-chan *Advert, error)
|
||||
// Process processes incoming adverts
|
||||
@ -27,6 +29,19 @@ type Router interface {
|
||||
String() string
|
||||
}
|
||||
|
||||
type Table interface {
|
||||
// Create new route in the routing table
|
||||
Create(Route) error
|
||||
// Delete deletes existing route from the routing table
|
||||
Delete(Route) error
|
||||
// Update updates route in the routing table
|
||||
Update(Route) error
|
||||
// List returns the list of all routes in the table
|
||||
List() ([]Route, error)
|
||||
// Query queries routes in the routing table
|
||||
Query(Query) ([]Route, error)
|
||||
}
|
||||
|
||||
// Option used by the router
|
||||
type Option func(*Options)
|
||||
|
||||
|
@ -2,12 +2,12 @@ package service
|
||||
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"fmt"
|
||||
"io"
|
||||
"sync"
|
||||
"time"
|
||||
|
||||
"github.com/google/uuid"
|
||||
"github.com/micro/go-micro/client"
|
||||
"github.com/micro/go-micro/network/router"
|
||||
pb "github.com/micro/go-micro/network/router/proto"
|
||||
@ -16,13 +16,13 @@ import (
|
||||
type svc struct {
|
||||
sync.RWMutex
|
||||
opts router.Options
|
||||
callOpts []client.CallOption
|
||||
router pb.RouterService
|
||||
status router.Status
|
||||
watchers map[string]*svcWatcher
|
||||
exit chan struct{}
|
||||
table *table
|
||||
status *router.Status
|
||||
exit chan bool
|
||||
errChan chan error
|
||||
advertChan chan *router.Advert
|
||||
wg *sync.WaitGroup
|
||||
}
|
||||
|
||||
// NewRouter creates new service router and returns it
|
||||
@ -36,18 +36,27 @@ func NewRouter(opts ...router.Option) router.Router {
|
||||
}
|
||||
|
||||
// NOTE: might need some client opts here
|
||||
client := client.DefaultClient
|
||||
cli := client.DefaultClient
|
||||
|
||||
// set options client
|
||||
if options.Client != nil {
|
||||
cli = options.Client
|
||||
}
|
||||
|
||||
// NOTE: should we have Client/Service option in router.Options?
|
||||
s := &svc{
|
||||
opts: options,
|
||||
router: pb.NewRouterService(router.DefaultName, client),
|
||||
status: router.Status{Code: router.Stopped, Error: nil},
|
||||
watchers: make(map[string]*svcWatcher),
|
||||
wg: &sync.WaitGroup{},
|
||||
opts: options,
|
||||
router: pb.NewRouterService(router.DefaultName, cli),
|
||||
}
|
||||
|
||||
go s.run()
|
||||
// set the router address to call
|
||||
if len(options.Address) > 0 {
|
||||
s.callOpts = []client.CallOption{
|
||||
client.WithAddress(options.Address),
|
||||
}
|
||||
}
|
||||
// set the table
|
||||
s.table = &table{pb.NewTableService(router.DefaultName, cli), s.callOpts}
|
||||
|
||||
return s
|
||||
}
|
||||
@ -65,128 +74,12 @@ func (s *svc) Options() router.Options {
|
||||
return s.opts
|
||||
}
|
||||
|
||||
// watchRouter watches router and send events to all registered watchers
|
||||
func (s *svc) watchRouter(stream pb.Router_WatchService) error {
|
||||
s.wg.Add(1)
|
||||
func (s *svc) Table() router.Table {
|
||||
return s.table
|
||||
}
|
||||
|
||||
func (s *svc) advertiseEvents(advertChan chan *router.Advert, stream pb.Router_AdvertiseService) error {
|
||||
go func() {
|
||||
defer s.wg.Done()
|
||||
<-s.exit
|
||||
stream.Close()
|
||||
}()
|
||||
|
||||
var watchErr error
|
||||
|
||||
for {
|
||||
resp, err := stream.Recv()
|
||||
if err != nil {
|
||||
if err != io.EOF {
|
||||
watchErr = err
|
||||
}
|
||||
break
|
||||
}
|
||||
|
||||
route := router.Route{
|
||||
Service: resp.Route.Service,
|
||||
Address: resp.Route.Address,
|
||||
Gateway: resp.Route.Gateway,
|
||||
Network: resp.Route.Network,
|
||||
Link: resp.Route.Link,
|
||||
Metric: int(resp.Route.Metric),
|
||||
}
|
||||
|
||||
event := &router.Event{
|
||||
Type: router.EventType(resp.Type),
|
||||
Timestamp: time.Unix(0, resp.Timestamp),
|
||||
Route: route,
|
||||
}
|
||||
|
||||
// TODO: might make this non-blocking
|
||||
s.RLock()
|
||||
for _, w := range s.watchers {
|
||||
select {
|
||||
case w.resChan <- event:
|
||||
case <-w.done:
|
||||
}
|
||||
}
|
||||
s.RUnlock()
|
||||
}
|
||||
|
||||
return watchErr
|
||||
}
|
||||
|
||||
// watchErrors watches router errors and takes appropriate actions
|
||||
func (s *svc) watchErrors() {
|
||||
var err error
|
||||
|
||||
select {
|
||||
case <-s.exit:
|
||||
case err = <-s.errChan:
|
||||
}
|
||||
|
||||
s.Lock()
|
||||
defer s.Unlock()
|
||||
if s.status.Code != router.Stopped {
|
||||
// notify all goroutines to finish
|
||||
close(s.exit)
|
||||
if s.status.Code == router.Advertising {
|
||||
// drain the advertise channel
|
||||
for range s.advertChan {
|
||||
}
|
||||
}
|
||||
s.status = router.Status{Code: router.Stopped, Error: nil}
|
||||
}
|
||||
|
||||
if err != nil {
|
||||
s.status = router.Status{Code: router.Error, Error: err}
|
||||
}
|
||||
}
|
||||
|
||||
// Run runs the router.
|
||||
func (s *svc) run() {
|
||||
s.Lock()
|
||||
defer s.Unlock()
|
||||
|
||||
switch s.status.Code {
|
||||
case router.Stopped, router.Error:
|
||||
stream, err := s.router.Watch(context.Background(), &pb.WatchRequest{})
|
||||
if err != nil {
|
||||
s.status = router.Status{Code: router.Error, Error: fmt.Errorf("failed getting event stream: %s", err)}
|
||||
return
|
||||
}
|
||||
|
||||
// create error and exit channels
|
||||
s.errChan = make(chan error, 1)
|
||||
s.exit = make(chan struct{})
|
||||
|
||||
s.wg.Add(1)
|
||||
go func() {
|
||||
defer s.wg.Done()
|
||||
select {
|
||||
case s.errChan <- s.watchRouter(stream):
|
||||
case <-s.exit:
|
||||
}
|
||||
}()
|
||||
|
||||
// watch for errors and cleanup
|
||||
s.wg.Add(1)
|
||||
go func() {
|
||||
defer s.wg.Done()
|
||||
s.watchErrors()
|
||||
}()
|
||||
|
||||
// mark router as Running and set its Error to nil
|
||||
s.status = router.Status{Code: router.Running, Error: nil}
|
||||
|
||||
return
|
||||
}
|
||||
|
||||
return
|
||||
}
|
||||
|
||||
func (s *svc) advertiseEvents(stream pb.Router_AdvertiseService) error {
|
||||
s.wg.Add(1)
|
||||
go func() {
|
||||
defer s.wg.Done()
|
||||
<-s.exit
|
||||
stream.Close()
|
||||
}()
|
||||
@ -229,15 +122,15 @@ func (s *svc) advertiseEvents(stream pb.Router_AdvertiseService) error {
|
||||
}
|
||||
|
||||
select {
|
||||
case s.advertChan <- advert:
|
||||
case advertChan <- advert:
|
||||
case <-s.exit:
|
||||
close(s.advertChan)
|
||||
close(advertChan)
|
||||
return nil
|
||||
}
|
||||
}
|
||||
|
||||
// close the channel on exit
|
||||
close(s.advertChan)
|
||||
close(advertChan)
|
||||
|
||||
return advErr
|
||||
}
|
||||
@ -247,33 +140,29 @@ func (s *svc) Advertise() (<-chan *router.Advert, error) {
|
||||
s.Lock()
|
||||
defer s.Unlock()
|
||||
|
||||
switch s.status.Code {
|
||||
case router.Advertising:
|
||||
return s.advertChan, nil
|
||||
case router.Running:
|
||||
stream, err := s.router.Advertise(context.Background(), &pb.AdvertiseRequest{})
|
||||
// get the status
|
||||
status := s.Status()
|
||||
|
||||
switch status.Code {
|
||||
case router.Running, router.Advertising:
|
||||
stream, err := s.router.Advertise(context.Background(), &pb.AdvertiseRequest{}, s.callOpts...)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("failed getting advert stream: %s", err)
|
||||
}
|
||||
|
||||
// create advertise and event channels
|
||||
s.advertChan = make(chan *router.Advert)
|
||||
|
||||
s.wg.Add(1)
|
||||
go func() {
|
||||
defer s.wg.Done()
|
||||
select {
|
||||
case s.errChan <- s.advertiseEvents(stream):
|
||||
case <-s.exit:
|
||||
}
|
||||
}()
|
||||
|
||||
// mark router as Running and set its Error to nil
|
||||
s.status = router.Status{Code: router.Advertising, Error: nil}
|
||||
|
||||
return s.advertChan, nil
|
||||
advertChan := make(chan *router.Advert)
|
||||
go s.advertiseEvents(advertChan, stream)
|
||||
return advertChan, nil
|
||||
case router.Stopped:
|
||||
return nil, fmt.Errorf("not running")
|
||||
// check if our router is stopped
|
||||
select {
|
||||
case <-s.exit:
|
||||
s.exit = make(chan bool)
|
||||
// call advertise again
|
||||
return s.Advertise()
|
||||
default:
|
||||
return nil, fmt.Errorf("not running")
|
||||
}
|
||||
}
|
||||
|
||||
return nil, fmt.Errorf("error: %s", s.status.Error)
|
||||
@ -306,87 +195,75 @@ func (s *svc) Process(advert *router.Advert) error {
|
||||
Events: events,
|
||||
}
|
||||
|
||||
if _, err := s.router.Process(context.Background(), advertReq); err != nil {
|
||||
if _, err := s.router.Process(context.Background(), advertReq, s.callOpts...); err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
// Create new route in the routing table
|
||||
func (s *svc) Create(r router.Route) error {
|
||||
route := &pb.Route{
|
||||
Service: r.Service,
|
||||
Address: r.Address,
|
||||
Gateway: r.Gateway,
|
||||
Network: r.Network,
|
||||
Link: r.Link,
|
||||
Metric: int64(r.Metric),
|
||||
// Status returns router status
|
||||
func (s *svc) Status() router.Status {
|
||||
s.Lock()
|
||||
defer s.Unlock()
|
||||
|
||||
// check if its stopped
|
||||
select {
|
||||
case <-s.exit:
|
||||
return router.Status{
|
||||
Code: router.Stopped,
|
||||
Error: nil,
|
||||
}
|
||||
default:
|
||||
// don't block
|
||||
}
|
||||
|
||||
if _, err := s.router.Create(context.Background(), route); err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
// Delete deletes existing route from the routing table
|
||||
func (s *svc) Delete(r router.Route) error {
|
||||
route := &pb.Route{
|
||||
Service: r.Service,
|
||||
Address: r.Address,
|
||||
Gateway: r.Gateway,
|
||||
Network: r.Network,
|
||||
Link: r.Link,
|
||||
Metric: int64(r.Metric),
|
||||
}
|
||||
|
||||
if _, err := s.router.Delete(context.Background(), route); err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
// Update updates route in the routing table
|
||||
func (s *svc) Update(r router.Route) error {
|
||||
route := &pb.Route{
|
||||
Service: r.Service,
|
||||
Address: r.Address,
|
||||
Gateway: r.Gateway,
|
||||
Network: r.Network,
|
||||
Link: r.Link,
|
||||
Metric: int64(r.Metric),
|
||||
}
|
||||
|
||||
if _, err := s.router.Update(context.Background(), route); err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
// List returns the list of all routes in the table
|
||||
func (s *svc) List() ([]router.Route, error) {
|
||||
resp, err := s.router.List(context.Background(), &pb.ListRequest{})
|
||||
// check the remote router
|
||||
rsp, err := s.router.Status(context.Background(), &pb.Request{}, s.callOpts...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
routes := make([]router.Route, len(resp.Routes))
|
||||
for i, route := range resp.Routes {
|
||||
routes[i] = router.Route{
|
||||
Service: route.Service,
|
||||
Address: route.Address,
|
||||
Gateway: route.Gateway,
|
||||
Network: route.Network,
|
||||
Link: route.Link,
|
||||
Metric: int(route.Metric),
|
||||
return router.Status{
|
||||
Code: router.Error,
|
||||
Error: err,
|
||||
}
|
||||
}
|
||||
|
||||
return routes, nil
|
||||
code := router.Running
|
||||
var serr error
|
||||
|
||||
switch rsp.Status.Code {
|
||||
case "running":
|
||||
code = router.Running
|
||||
case "advertising":
|
||||
code = router.Advertising
|
||||
case "stopped":
|
||||
code = router.Stopped
|
||||
case "error":
|
||||
code = router.Error
|
||||
}
|
||||
|
||||
if len(rsp.Status.Error) > 0 {
|
||||
serr = errors.New(rsp.Status.Error)
|
||||
}
|
||||
|
||||
return router.Status{
|
||||
Code: code,
|
||||
Error: serr,
|
||||
}
|
||||
}
|
||||
|
||||
// Remote router cannot be stopped
|
||||
func (s *svc) Stop() error {
|
||||
s.Lock()
|
||||
defer s.Unlock()
|
||||
|
||||
select {
|
||||
case <-s.exit:
|
||||
return nil
|
||||
default:
|
||||
close(s.exit)
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
// Lookup looks up routes in the routing table and returns them
|
||||
@ -398,7 +275,7 @@ func (s *svc) Lookup(q router.Query) ([]router.Route, error) {
|
||||
Gateway: q.Options().Gateway,
|
||||
Network: q.Options().Network,
|
||||
},
|
||||
})
|
||||
}, s.callOpts...)
|
||||
|
||||
// errored out
|
||||
if err != nil {
|
||||
@ -422,69 +299,15 @@ func (s *svc) Lookup(q router.Query) ([]router.Route, error) {
|
||||
|
||||
// Watch returns a watcher which allows to track updates to the routing table
|
||||
func (s *svc) Watch(opts ...router.WatchOption) (router.Watcher, error) {
|
||||
wopts := router.WatchOptions{
|
||||
Service: "*",
|
||||
rsp, err := s.router.Watch(context.Background(), &pb.WatchRequest{}, s.callOpts...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
var options router.WatchOptions
|
||||
for _, o := range opts {
|
||||
o(&wopts)
|
||||
o(&options)
|
||||
}
|
||||
|
||||
w := &svcWatcher{
|
||||
opts: wopts,
|
||||
resChan: make(chan *router.Event, 10),
|
||||
done: make(chan struct{}),
|
||||
}
|
||||
|
||||
s.Lock()
|
||||
s.watchers[uuid.New().String()] = w
|
||||
s.Unlock()
|
||||
|
||||
// when the router stops, stop the watcher and exit
|
||||
s.wg.Add(1)
|
||||
go func() {
|
||||
defer s.wg.Done()
|
||||
<-s.exit
|
||||
w.Stop()
|
||||
}()
|
||||
|
||||
return w, nil
|
||||
}
|
||||
|
||||
// Status returns router status
|
||||
func (s *svc) Status() router.Status {
|
||||
s.RLock()
|
||||
defer s.RUnlock()
|
||||
|
||||
// make a copy of the status
|
||||
status := s.status
|
||||
|
||||
return status
|
||||
}
|
||||
|
||||
// Stop stops the router
|
||||
func (s *svc) Stop() error {
|
||||
s.Lock()
|
||||
// only close the channel if the router is running and/or advertising
|
||||
if s.status.Code == router.Running || s.status.Code == router.Advertising {
|
||||
// notify all goroutines to finish
|
||||
close(s.exit)
|
||||
|
||||
// drain the advertise channel only if advertising
|
||||
if s.status.Code == router.Advertising {
|
||||
for range s.advertChan {
|
||||
}
|
||||
}
|
||||
|
||||
// mark the router as Stopped and set its Error to nil
|
||||
s.status = router.Status{Code: router.Stopped, Error: nil}
|
||||
}
|
||||
s.Unlock()
|
||||
|
||||
// wait for all goroutines to finish
|
||||
s.wg.Wait()
|
||||
|
||||
return nil
|
||||
return newWatcher(rsp, options)
|
||||
}
|
||||
|
||||
// Returns the router implementation
|
||||
|
121
network/router/service/table.go
Normal file
121
network/router/service/table.go
Normal file
@ -0,0 +1,121 @@
|
||||
package service
|
||||
|
||||
import (
|
||||
"context"
|
||||
|
||||
"github.com/micro/go-micro/client"
|
||||
"github.com/micro/go-micro/network/router"
|
||||
pb "github.com/micro/go-micro/network/router/proto"
|
||||
)
|
||||
|
||||
type table struct {
|
||||
table pb.TableService
|
||||
callOpts []client.CallOption
|
||||
}
|
||||
|
||||
// Create new route in the routing table
|
||||
func (t *table) Create(r router.Route) error {
|
||||
route := &pb.Route{
|
||||
Service: r.Service,
|
||||
Address: r.Address,
|
||||
Gateway: r.Gateway,
|
||||
Network: r.Network,
|
||||
Link: r.Link,
|
||||
Metric: int64(r.Metric),
|
||||
}
|
||||
|
||||
if _, err := t.table.Create(context.Background(), route, t.callOpts...); err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
// Delete deletes existing route from the routing table
|
||||
func (t *table) Delete(r router.Route) error {
|
||||
route := &pb.Route{
|
||||
Service: r.Service,
|
||||
Address: r.Address,
|
||||
Gateway: r.Gateway,
|
||||
Network: r.Network,
|
||||
Link: r.Link,
|
||||
Metric: int64(r.Metric),
|
||||
}
|
||||
|
||||
if _, err := t.table.Delete(context.Background(), route, t.callOpts...); err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
// Update updates route in the routing table
|
||||
func (t *table) Update(r router.Route) error {
|
||||
route := &pb.Route{
|
||||
Service: r.Service,
|
||||
Address: r.Address,
|
||||
Gateway: r.Gateway,
|
||||
Network: r.Network,
|
||||
Link: r.Link,
|
||||
Metric: int64(r.Metric),
|
||||
}
|
||||
|
||||
if _, err := t.table.Update(context.Background(), route, t.callOpts...); err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
// List returns the list of all routes in the table
|
||||
func (t *table) List() ([]router.Route, error) {
|
||||
resp, err := t.table.List(context.Background(), &pb.Request{}, t.callOpts...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
routes := make([]router.Route, len(resp.Routes))
|
||||
for i, route := range resp.Routes {
|
||||
routes[i] = router.Route{
|
||||
Service: route.Service,
|
||||
Address: route.Address,
|
||||
Gateway: route.Gateway,
|
||||
Network: route.Network,
|
||||
Link: route.Link,
|
||||
Metric: int(route.Metric),
|
||||
}
|
||||
}
|
||||
|
||||
return routes, nil
|
||||
}
|
||||
|
||||
// Lookup looks up routes in the routing table and returns them
|
||||
func (t *table) Query(q router.Query) ([]router.Route, error) {
|
||||
// call the router
|
||||
resp, err := t.table.Query(context.Background(), &pb.QueryRequest{
|
||||
Query: &pb.Query{
|
||||
Service: q.Options().Service,
|
||||
Gateway: q.Options().Gateway,
|
||||
Network: q.Options().Network,
|
||||
},
|
||||
}, t.callOpts...)
|
||||
|
||||
// errored out
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
routes := make([]router.Route, len(resp.Routes))
|
||||
for i, route := range resp.Routes {
|
||||
routes[i] = router.Route{
|
||||
Service: route.Service,
|
||||
Address: route.Address,
|
||||
Gateway: route.Gateway,
|
||||
Network: route.Network,
|
||||
Link: route.Link,
|
||||
Metric: int(route.Metric),
|
||||
}
|
||||
}
|
||||
|
||||
return routes, nil
|
||||
}
|
@ -1,20 +1,88 @@
|
||||
package service
|
||||
|
||||
import (
|
||||
"io"
|
||||
"sync"
|
||||
"time"
|
||||
|
||||
"github.com/micro/go-micro/network/router"
|
||||
pb "github.com/micro/go-micro/network/router/proto"
|
||||
)
|
||||
|
||||
type svcWatcher struct {
|
||||
type watcher struct {
|
||||
sync.RWMutex
|
||||
opts router.WatchOptions
|
||||
resChan chan *router.Event
|
||||
done chan struct{}
|
||||
}
|
||||
|
||||
func newWatcher(rsp pb.Router_WatchService, opts router.WatchOptions) (*watcher, error) {
|
||||
w := &watcher{
|
||||
opts: opts,
|
||||
resChan: make(chan *router.Event),
|
||||
done: make(chan struct{}),
|
||||
}
|
||||
|
||||
go func() {
|
||||
for {
|
||||
select {
|
||||
case <-w.done:
|
||||
return
|
||||
default:
|
||||
if err := w.watch(rsp); err != nil {
|
||||
w.Stop()
|
||||
return
|
||||
}
|
||||
}
|
||||
}
|
||||
}()
|
||||
|
||||
return w, nil
|
||||
}
|
||||
|
||||
// watchRouter watches router and send events to all registered watchers
|
||||
func (w *watcher) watch(stream pb.Router_WatchService) error {
|
||||
defer stream.Close()
|
||||
|
||||
var watchErr error
|
||||
|
||||
for {
|
||||
resp, err := stream.Recv()
|
||||
if err != nil {
|
||||
if err != io.EOF {
|
||||
watchErr = err
|
||||
}
|
||||
break
|
||||
}
|
||||
|
||||
route := router.Route{
|
||||
Service: resp.Route.Service,
|
||||
Address: resp.Route.Address,
|
||||
Gateway: resp.Route.Gateway,
|
||||
Network: resp.Route.Network,
|
||||
Link: resp.Route.Link,
|
||||
Metric: int(resp.Route.Metric),
|
||||
}
|
||||
|
||||
event := &router.Event{
|
||||
Type: router.EventType(resp.Type),
|
||||
Timestamp: time.Unix(0, resp.Timestamp),
|
||||
Route: route,
|
||||
}
|
||||
|
||||
for {
|
||||
select {
|
||||
case w.resChan <- event:
|
||||
case <-w.done:
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return watchErr
|
||||
}
|
||||
|
||||
// Next is a blocking call that returns watch result
|
||||
func (w *svcWatcher) Next() (*router.Event, error) {
|
||||
func (w *watcher) Next() (*router.Event, error) {
|
||||
for {
|
||||
select {
|
||||
case res := <-w.resChan:
|
||||
@ -31,12 +99,12 @@ func (w *svcWatcher) Next() (*router.Event, error) {
|
||||
}
|
||||
|
||||
// Chan returns event channel
|
||||
func (w *svcWatcher) Chan() (<-chan *router.Event, error) {
|
||||
func (w *watcher) Chan() (<-chan *router.Event, error) {
|
||||
return w.resChan, nil
|
||||
}
|
||||
|
||||
// Stop stops watcher
|
||||
func (w *svcWatcher) Stop() {
|
||||
func (w *watcher) Stop() {
|
||||
w.Lock()
|
||||
defer w.Unlock()
|
||||
|
||||
|
@ -128,7 +128,7 @@ func findRoutes(routes map[uint64]Route, network, router string) []Route {
|
||||
}
|
||||
|
||||
// Lookup queries routing table and returns all routes that match the lookup query
|
||||
func (t *table) Lookup(q Query) ([]Route, error) {
|
||||
func (t *table) Query(q Query) ([]Route, error) {
|
||||
t.RLock()
|
||||
defer t.RUnlock()
|
||||
|
||||
|
@ -103,7 +103,7 @@ func TestList(t *testing.T) {
|
||||
}
|
||||
}
|
||||
|
||||
func TestLookup(t *testing.T) {
|
||||
func TestQuery(t *testing.T) {
|
||||
table, route := testSetup()
|
||||
|
||||
svc := []string{"svc1", "svc2", "svc3"}
|
||||
@ -122,7 +122,7 @@ func TestLookup(t *testing.T) {
|
||||
// return all routes
|
||||
query := NewQuery()
|
||||
|
||||
routes, err := table.Lookup(query)
|
||||
routes, err := table.Query(query)
|
||||
if err != nil {
|
||||
t.Errorf("error looking up routes: %s", err)
|
||||
}
|
||||
@ -130,7 +130,7 @@ func TestLookup(t *testing.T) {
|
||||
// query particular net
|
||||
query = NewQuery(QueryNetwork("net1"))
|
||||
|
||||
routes, err = table.Lookup(query)
|
||||
routes, err = table.Query(query)
|
||||
if err != nil {
|
||||
t.Errorf("error looking up routes: %s", err)
|
||||
}
|
||||
@ -143,7 +143,7 @@ func TestLookup(t *testing.T) {
|
||||
gateway := "gw1"
|
||||
query = NewQuery(QueryGateway(gateway))
|
||||
|
||||
routes, err = table.Lookup(query)
|
||||
routes, err = table.Query(query)
|
||||
if err != nil {
|
||||
t.Errorf("error looking up routes: %s", err)
|
||||
}
|
||||
@ -163,7 +163,7 @@ func TestLookup(t *testing.T) {
|
||||
QueryNetwork(network),
|
||||
)
|
||||
|
||||
routes, err = table.Lookup(query)
|
||||
routes, err = table.Query(query)
|
||||
if err != nil {
|
||||
t.Errorf("error looking up routes: %s", err)
|
||||
}
|
||||
@ -183,7 +183,7 @@ func TestLookup(t *testing.T) {
|
||||
// bullshit route query
|
||||
query = NewQuery(QueryService("foobar"))
|
||||
|
||||
routes, err = table.Lookup(query)
|
||||
routes, err = table.Query(query)
|
||||
if err != ErrRouteNotFound {
|
||||
t.Errorf("error looking up routes. Expected: %s, found: %s", ErrRouteNotFound, err)
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user