74 lines
1.5 KiB
Go
74 lines
1.5 KiB
Go
package kubernetes
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import (
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"fmt"
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"net"
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"time"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/proxy/config"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
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"github.com/myodc/go-micro/registry"
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)
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type watcher struct {
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registry *kregistry
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}
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func (k *watcher) OnUpdate(services []api.Service) {
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fmt.Println("got update")
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activeServices := util.StringSet{}
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for _, svc := range services {
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fmt.Printf("%#v\n", svc.ObjectMeta)
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name, exists := svc.ObjectMeta.Labels["name"]
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if !exists {
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continue
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}
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activeServices.Insert(name)
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serviceIP := net.ParseIP(svc.Spec.ClusterIP)
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ks := ®istry.Service{
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Name: name,
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Nodes: []*registry.Node{
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®istry.Node{
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Address: serviceIP.String(),
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Port: svc.Spec.Ports[0].Port,
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},
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},
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}
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k.registry.mtx.Lock()
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k.registry.services[name] = ks
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k.registry.mtx.Unlock()
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}
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k.registry.mtx.Lock()
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defer k.registry.mtx.Unlock()
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for name, _ := range k.registry.services {
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if !activeServices.Has(name) {
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delete(k.registry.services, name)
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}
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}
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}
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func newWatcher(kr *kregistry) *watcher {
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serviceConfig := config.NewServiceConfig()
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endpointsConfig := config.NewEndpointsConfig()
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config.NewSourceAPI(
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kr.client.Services(api.NamespaceAll),
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kr.client.Endpoints(api.NamespaceAll),
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time.Second*10,
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serviceConfig.Channel("api"),
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endpointsConfig.Channel("api"),
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)
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ks := &watcher{
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registry: kr,
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}
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serviceConfig.RegisterHandler(ks)
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return ks
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}
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