114 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			114 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| // Package kubernetes is a kubernetes router which uses the service name and network to route
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| package kubernetes
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| 
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| import (
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| 	"fmt"
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| 
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| 	"github.com/micro/go-micro/v3/router"
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| )
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| 
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| // NewRouter returns an initialized kubernetes router
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| func NewRouter(opts ...router.Option) router.Router {
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| 	options := router.DefaultOptions()
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| 	for _, o := range opts {
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| 		o(&options)
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| 	}
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| 	return &kubernetes{options}
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| }
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| 
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| type kubernetes struct {
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| 	options router.Options
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| }
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| 
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| func (k *kubernetes) Init(opts ...router.Option) error {
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| 	for _, o := range opts {
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| 		o(&k.options)
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| 	}
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| 	return nil
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| }
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| 
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| func (k *kubernetes) Options() router.Options {
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| 	return k.options
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| }
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| 
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| func (k *kubernetes) Table() router.Table {
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| 	return new(table)
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| }
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| 
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| func (k *kubernetes) Lookup(service string, opts ...router.LookupOption) ([]router.Route, error) {
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| 	options := router.NewLookup(opts...)
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| 	if len(options.Network) == 0 {
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| 		options.Network = "micro"
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| 	}
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| 
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| 	address := fmt.Sprintf("%v.%v.svc.cluster.local:8080", service, options.Network)
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| 
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| 	return []router.Route{
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| 		router.Route{
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| 			Service: service,
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| 			Address: address,
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| 			Gateway: options.Gateway,
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| 			Network: options.Network,
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| 			Router:  options.Router,
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| 		},
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| 	}, nil
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| }
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| 
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| // Watch will return a noop watcher
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| func (k *kubernetes) Watch(opts ...router.WatchOption) (router.Watcher, error) {
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| 	return &watcher{
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| 		events: make(chan *router.Event),
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| 	}, nil
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| }
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| 
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| func (k *kubernetes) Close() error {
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| 	return nil
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| }
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| 
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| func (k *kubernetes) String() string {
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| 	return "kubernetes"
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| }
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| 
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| // watcher is a noop implementation
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| type watcher struct {
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| 	events chan *router.Event
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| }
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| 
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| // Next is a blocking call that returns watch result
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| func (w *watcher) Next() (*router.Event, error) {
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| 	e := <-w.events
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| 	return e, nil
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| }
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| 
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| // Chan returns event channel
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| func (w *watcher) Chan() (<-chan *router.Event, error) {
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| 	return w.events, nil
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| }
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| 
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| // Stop stops watcher
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| func (w *watcher) Stop() {
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| 	return
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| }
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| 
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| type table struct{}
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| 
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| // Create new route in the routing table
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| func (t *table) Create(router.Route) error {
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| 	return nil
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| }
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| 
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| // Delete existing route from the routing table
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| func (t *table) Delete(router.Route) error {
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| 	return nil
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| }
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| 
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| // Update route in the routing table
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| func (t *table) Update(router.Route) error {
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| 	return nil
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| }
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| 
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| // Read is for querying the table
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| func (t *table) Read(...router.ReadOption) ([]router.Route, error) {
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| 	return []router.Route{}, nil
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| }
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