Upgrade kube client.

README.md

@@ -31,8 +31,10 @@ groupcachePort := ":5000"
 // 1. get my groupcache URL
 myURL, errURL = kubegroup.FindMyURL(groupcachePort)
 
+workspace := groupcache.NewWorkspace()
+
 // 2. spawn groupcache peering server
-pool := groupcache.NewHTTPPoolOpts(myURL, &groupcache.HTTPPoolOptions{})
+pool := groupcache.NewHTTPPoolOptsWithWorkspace(workspace, myURL, &groupcache.HTTPPoolOptions{})
 server := &http.Server{Addr: groupcachePort, Handler: pool}
 go func() {
     log.Printf("groupcache server: listening on %s", groupcachePort)

examples/kubegroup-example/groupcache.go

@@ -18,23 +18,16 @@ func startGroupcache(app *application) {
 	// create groupcache pool
 	//
 
-	var myURL string
-	for myURL == "" {
-		var errURL error
-		myURL, errURL = kubegroup.FindMyURL(app.groupCachePort)
-		if errURL != nil {
-			log.Printf("my URL: %v", errURL)
-		}
-		if myURL == "" {
-			const cooldown = 5 * time.Second
-			log.Printf("could not find my URL, sleeping %v", cooldown)
-			time.Sleep(cooldown)
-		}
+	myURL, errURL := kubegroup.FindMyURL(app.groupCachePort)
+	if errURL != nil {
+		log.Fatalf("my URL: %v", errURL)
 	}
-
 	log.Printf("groupcache my URL: %s", myURL)
 
-	pool := groupcache.NewHTTPPoolOpts(myURL, &groupcache.HTTPPoolOptions{})
+	workspace := groupcache.NewWorkspace()
+
+	pool := groupcache.NewHTTPPoolOptsWithWorkspace(workspace, myURL,
+		&groupcache.HTTPPoolOptions{})
 
 	//
 	// start groupcache server
@@ -107,5 +100,6 @@ func startGroupcache(app *application) {
 	// https://talks.golang.org/2013/oscon-dl.slide#46
 	//
 	// 64 MB max per-node memory usage
-	app.cache = groupcache.NewGroup("files", app.groupCacheSizeBytes, getter)
+	app.cache = groupcache.NewGroupWithWorkspace(workspace, "files",
+		app.groupCacheSizeBytes, getter)
 }

go.mod

@@ -3,59 +3,57 @@ module github.com/udhos/kubegroup
 go 1.22.1
 
 require (
-	github.com/modernprogram/groupcache/v2 v2.5.6
-	github.com/prometheus/client_golang v1.18.0
-	github.com/udhos/kube v0.0.0
+	github.com/modernprogram/groupcache/v2 v2.6.0
+	github.com/prometheus/client_golang v1.19.0
+	github.com/udhos/kube v0.0.1
 	github.com/udhos/kubepodinformer v0.0.3
-	k8s.io/client-go v0.29.2
+	k8s.io/client-go v0.29.3
 )
 
 require (
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/cespare/xxhash/v2 v2.2.0 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/emicklei/go-restful/v3 v3.11.2 // indirect
+	github.com/emicklei/go-restful/v3 v3.12.0 // indirect
 	github.com/go-logr/logr v1.4.1 // indirect
-	github.com/go-openapi/jsonpointer v0.20.2 // indirect
-	github.com/go-openapi/jsonreference v0.20.4 // indirect
-	github.com/go-openapi/swag v0.22.9 // indirect
+	github.com/go-openapi/jsonpointer v0.21.0 // indirect
+	github.com/go-openapi/jsonreference v0.21.0 // indirect
+	github.com/go-openapi/swag v0.23.0 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
-	github.com/golang/protobuf v1.5.3 // indirect
+	github.com/golang/protobuf v1.5.4 // indirect
 	github.com/google/gnostic-models v0.6.9-0.20230804172637-c7be7c783f49 // indirect
 	github.com/google/go-cmp v0.6.0 // indirect
 	github.com/google/gofuzz v1.2.0 // indirect
 	github.com/google/uuid v1.6.0 // indirect
-	github.com/imdario/mergo v0.3.6 // indirect
+	github.com/imdario/mergo v0.3.16 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/mailru/easyjson v0.7.7 // indirect
-	github.com/matttproud/golang_protobuf_extensions/v2 v2.0.0 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
-	github.com/prometheus/client_model v0.5.0 // indirect
-	github.com/prometheus/common v0.45.0 // indirect
-	github.com/prometheus/procfs v0.12.0 // indirect
+	github.com/prometheus/client_model v0.6.0 // indirect
+	github.com/prometheus/common v0.50.0 // indirect
+	github.com/prometheus/procfs v0.13.0 // indirect
 	github.com/segmentio/fasthash v1.0.3 // indirect
 	github.com/sirupsen/logrus v1.9.3 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
-	golang.org/x/net v0.21.0 // indirect
-	golang.org/x/oauth2 v0.17.0 // indirect
-	golang.org/x/sys v0.17.0 // indirect
-	golang.org/x/term v0.17.0 // indirect
+	golang.org/x/net v0.22.0 // indirect
+	golang.org/x/oauth2 v0.18.0 // indirect
+	golang.org/x/sys v0.18.0 // indirect
+	golang.org/x/term v0.18.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
 	golang.org/x/time v0.5.0 // indirect
-	golang.org/x/tools v0.17.0 // indirect
 	google.golang.org/appengine v1.6.8 // indirect
-	google.golang.org/protobuf v1.32.0 // indirect
+	google.golang.org/protobuf v1.33.0 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
-	k8s.io/api v0.29.2 // indirect
-	k8s.io/apimachinery v0.29.2 // indirect
+	k8s.io/api v0.29.3 // indirect
+	k8s.io/apimachinery v0.29.3 // indirect
 	k8s.io/klog/v2 v2.120.1 // indirect
-	k8s.io/kube-openapi v0.0.0-20240209001042-7a0d5b415232 // indirect
-	k8s.io/utils v0.0.0-20240102154912-e7106e64919e // indirect
+	k8s.io/kube-openapi v0.0.0-20240228011516-70dd3763d340 // indirect
+	k8s.io/utils v0.0.0-20240310230437-4693a0247e57 // indirect
 	sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect
 	sigs.k8s.io/structured-merge-diff/v4 v4.4.1 // indirect
 	sigs.k8s.io/yaml v1.4.0 // indirect