Auto-update dependencies (#88)

Produced via:
  `dep ensure -update knative.dev/test-infra knative.dev/pkg`
/assign mattmoor

Gopkg.lock

@@ -927,7 +927,7 @@
 
 [[projects]]
   branch = "master"
-  digest = "1:999e5842e5917fc452ae40769030dbc049e9def569118d01804f0fc46956e4fa"
+  digest = "1:304324ba78e40393c43cdb4ad511a77524d044dc6feaad60eadd37abb68e2c1f"
   name = "knative.dev/pkg"
   packages = [
     "apis",
@@ -946,7 +946,7 @@
     "metrics/metricskey",
   ]
   pruneopts = "T"
-  revision = "8cae700d29e47d30cbc05ffb230a5e8d73aaec9e"
+  revision = "6c69e99ee3701aac3ac8470a850eb6cd73796c74"
 
 [[projects]]
   branch = "master"

pkg/client/injection/informers/caching/factory/cachingfactory.go

@@ -37,8 +37,12 @@ type Key struct{}
 
 func withInformerFactory(ctx context.Context) context.Context {
 	c := client.Get(ctx)
+	opts := make([]externalversions.SharedInformerOption, 0, 1)
+	if injection.HasNamespaceScope(ctx) {
+		opts = append(opts, externalversions.WithNamespace(injection.GetNamespaceScope(ctx)))
+	}
 	return context.WithValue(ctx, Key{},
-		externalversions.NewSharedInformerFactory(c, controller.GetResyncPeriod(ctx)))
+		externalversions.NewSharedInformerFactoryWithOptions(c, controller.GetResyncPeriod(ctx), opts...))
 }
 
 // Get extracts the InformerFactory from the context.

pkg/client/injection/informers/caching/factory/fake/fake.go

@@ -36,6 +36,10 @@ func init() {
 
 func withInformerFactory(ctx context.Context) context.Context {
 	c := fake.Get(ctx)
+	opts := make([]externalversions.SharedInformerOption, 0, 1)
+	if injection.HasNamespaceScope(ctx) {
+		opts = append(opts, externalversions.WithNamespace(injection.GetNamespaceScope(ctx)))
+	}
 	return context.WithValue(ctx, factory.Key{},
-		externalversions.NewSharedInformerFactory(c, controller.GetResyncPeriod(ctx)))
+		externalversions.NewSharedInformerFactoryWithOptions(c, controller.GetResyncPeriod(ctx), opts...))
 }

vendor/knative.dev/pkg/codegen/cmd/injection-gen/generators/factory.go

@@ -64,11 +64,15 @@ func (g *factoryGenerator) GenerateType(c *generator.Context, t *types.Type, w i
 	klog.V(5).Infof("processing type %v", t)
 
 	m := map[string]interface{}{
-		"cachingClientGet":                  c.Universe.Type(types.Name{Package: g.cachingClientSetPackage, Name: "Get"}),
-		"informersNewSharedInformerFactory": c.Universe.Function(types.Name{Package: g.sharedInformerFactoryPackage, Name: "NewSharedInformerFactory"}),
-		"informersSharedInformerFactory":    c.Universe.Function(types.Name{Package: g.sharedInformerFactoryPackage, Name: "SharedInformerFactory"}),
-		"injectionRegisterInformerFactory":  c.Universe.Type(types.Name{Package: "knative.dev/pkg/injection", Name: "Default.RegisterInformerFactory"}),
-		"controllerGetResyncPeriod":         c.Universe.Type(types.Name{Package: "knative.dev/pkg/controller", Name: "GetResyncPeriod"}),
+		"cachingClientGet": c.Universe.Type(types.Name{Package: g.cachingClientSetPackage, Name: "Get"}),
+		"informersNewSharedInformerFactoryWithOptions": c.Universe.Function(types.Name{Package: g.sharedInformerFactoryPackage, Name: "NewSharedInformerFactoryWithOptions"}),
+		"informersSharedInformerOption":                c.Universe.Function(types.Name{Package: g.sharedInformerFactoryPackage, Name: "SharedInformerOption"}),
+		"informersWithNamespace":                       c.Universe.Function(types.Name{Package: g.sharedInformerFactoryPackage, Name: "WithNamespace"}),
+		"informersSharedInformerFactory":               c.Universe.Function(types.Name{Package: g.sharedInformerFactoryPackage, Name: "SharedInformerFactory"}),
+		"injectionRegisterInformerFactory":             c.Universe.Type(types.Name{Package: "knative.dev/pkg/injection", Name: "Default.RegisterInformerFactory"}),
+		"injectionHasNamespace":                        c.Universe.Type(types.Name{Package: "knative.dev/pkg/injection", Name: "HasNamespaceScope"}),
+		"injectionGetNamespace":                        c.Universe.Type(types.Name{Package: "knative.dev/pkg/injection", Name: "GetNamespaceScope"}),
+		"controllerGetResyncPeriod":                    c.Universe.Type(types.Name{Package: "knative.dev/pkg/controller", Name: "GetResyncPeriod"}),
 		"loggingFromContext": c.Universe.Function(types.Name{
 			Package: "knative.dev/pkg/logging",
 			Name:    "FromContext",
@@ -90,8 +94,12 @@ type Key struct{}
 
 func withInformerFactory(ctx context.Context) context.Context {
 	c := {{.cachingClientGet|raw}}(ctx)
+	opts := make([]{{.informersSharedInformerOption|raw}}, 0, 1)
+	if {{.injectionHasNamespace|raw}}(ctx) {
+		opts = append(opts, {{.informersWithNamespace|raw}}({{.injectionGetNamespace|raw}}(ctx)))
+	}
 	return context.WithValue(ctx, Key{},
-		{{.informersNewSharedInformerFactory|raw}}(c, {{.controllerGetResyncPeriod|raw}}(ctx)))
+		{{.informersNewSharedInformerFactoryWithOptions|raw}}(c, {{.controllerGetResyncPeriod|raw}}(ctx), opts...))
 }
 
 // Get extracts the InformerFactory from the context.

vendor/knative.dev/pkg/codegen/cmd/injection-gen/generators/fakefactory.go

@@ -66,14 +66,18 @@ func (g *fakeFactoryGenerator) GenerateType(c *generator.Context, t *types.Type,
 	klog.V(5).Infof("processing type %v", t)
 
 	m := map[string]interface{}{
-		"factoryKey":                        c.Universe.Type(types.Name{Package: g.factoryInjectionPkg, Name: "Key"}),
-		"factoryGet":                        c.Universe.Function(types.Name{Package: g.factoryInjectionPkg, Name: "Get"}),
-		"clientGet":                         c.Universe.Function(types.Name{Package: g.fakeClientInjectionPkg, Name: "Get"}),
-		"informersNewSharedInformerFactory": c.Universe.Function(types.Name{Package: g.sharedInformerFactoryPackage, Name: "NewSharedInformerFactory"}),
+		"factoryKey": c.Universe.Type(types.Name{Package: g.factoryInjectionPkg, Name: "Key"}),
+		"factoryGet": c.Universe.Function(types.Name{Package: g.factoryInjectionPkg, Name: "Get"}),
+		"clientGet":  c.Universe.Function(types.Name{Package: g.fakeClientInjectionPkg, Name: "Get"}),
+		"informersNewSharedInformerFactoryWithOptions": c.Universe.Function(types.Name{Package: g.sharedInformerFactoryPackage, Name: "NewSharedInformerFactoryWithOptions"}),
+		"informersSharedInformerOption":                c.Universe.Function(types.Name{Package: g.sharedInformerFactoryPackage, Name: "SharedInformerOption"}),
+		"informersWithNamespace":                       c.Universe.Function(types.Name{Package: g.sharedInformerFactoryPackage, Name: "WithNamespace"}),
 		"injectionRegisterInformerFactory": c.Universe.Function(types.Name{
 			Package: "knative.dev/pkg/injection",
 			Name:    "Fake.RegisterInformerFactory",
 		}),
+		"injectionHasNamespace":     c.Universe.Type(types.Name{Package: "knative.dev/pkg/injection", Name: "HasNamespaceScope"}),
+		"injectionGetNamespace":     c.Universe.Type(types.Name{Package: "knative.dev/pkg/injection", Name: "GetNamespaceScope"}),
 		"controllerGetResyncPeriod": c.Universe.Type(types.Name{Package: "knative.dev/pkg/controller", Name: "GetResyncPeriod"}),
 	}
 
@@ -91,7 +95,11 @@ func init() {
 
 func withInformerFactory(ctx context.Context) context.Context {
 	c := {{.clientGet|raw}}(ctx)
+	opts := make([]{{.informersSharedInformerOption|raw}}, 0, 1)
+	if {{.injectionHasNamespace|raw}}(ctx) {
+		opts = append(opts, {{.informersWithNamespace|raw}}({{.injectionGetNamespace|raw}}(ctx)))
+	}
 	return context.WithValue(ctx, {{.factoryKey|raw}}{},
-		{{.informersNewSharedInformerFactory|raw}}(c, {{.controllerGetResyncPeriod|raw}}(ctx)))
+		{{.informersNewSharedInformerFactoryWithOptions|raw}}(c, {{.controllerGetResyncPeriod|raw}}(ctx), opts...))
 }
 `

vendor/knative.dev/pkg/injection/context.go

@@ -0,0 +1,49 @@
+/*
+Copyright 2019 The Knative Authors
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package injection
+
+import (
+	"context"
+)
+
+// nsKey is the key that namespaces are associated with on
+// contexts returned by WithNamespaceScope.
+type nsKey struct{}
+
+// WithNamespaceScope associates a namespace scoping with the
+// provided context, which will scope the informers produced
+// by the downstream informer factories.
+func WithNamespaceScope(ctx context.Context, namespace string) context.Context {
+	return context.WithValue(ctx, nsKey{}, namespace)
+}
+
+// HasNamespaceScope determines whether the provided context has
+// been scoped to a particular namespace.
+func HasNamespaceScope(ctx context.Context) bool {
+	return GetNamespaceScope(ctx) != ""
+}
+
+// GetNamespaceScope accesses the namespace associated with the
+// provided context.  This should be called when the injection
+// logic is setting up shared informer factories.
+func GetNamespaceScope(ctx context.Context) string {
+	value := ctx.Value(nsKey{})
+	if value == nil {
+		return ""
+	}
+	return value.(string)
+}

vendor/knative.dev/pkg/injection/doc.go

@@ -65,4 +65,41 @@ limitations under the License.
 //         dave.NewController,
 //      )
 //   }
+//
+// If you want to adapt the above to run the controller within a single
+// namespace, you can instead do something like:
+//
+//   package main
+//
+//   import (
+//   	// The set of controllers this controller process runs.
+//      // Linking these will register their transitive dependencies, after
+//      // which the shared main can set up the rest.
+//   	"github.com/knative/foo/pkg/reconciler/matt"
+//   	"github.com/knative/foo/pkg/reconciler/scott"
+//   	"github.com/knative/foo/pkg/reconciler/ville"
+//   	"github.com/knative/foo/pkg/reconciler/dave"
+//
+//   	// This defines the shared main for injected controllers.
+//   	"knative.dev/pkg/injection/sharedmain"
+//
+//      // These are used to set up the context.
+//   	"knative.dev/pkg/injection"
+//   	"knative.dev/pkg/signals"
+//   )
+//
+//   func main() {
+//      // Scope the shared informer factories to the provided namespace.
+//      ctx := injection.WithNamespace(signals.NewContext(), "the-namespace")
+//
+//      // Use our initial context when setting up the controllers.
+//   	sharedmain.MainWithContext(ctx, "mycomponent",
+//         // We pass in the list of controllers to construct, and that's it!
+//         // If we forget to add this, go will complain about the unused import.
+//         matt.NewController,
+//         scott.NewController,
+//         ville.NewController,
+//         dave.NewController,
+//      )
+//   }
 package injection

vendor/knative.dev/pkg/injection/informers/apiextinformers/factory/factory.go

@@ -38,8 +38,12 @@ type Key struct{}
 
 func withInformerFactory(ctx context.Context) context.Context {
 	axc := apiextclient.Get(ctx)
+	opts := make([]informers.SharedInformerOption, 0, 1)
+	if injection.HasNamespaceScope(ctx) {
+		opts = append(opts, informers.WithNamespace(injection.GetNamespaceScope(ctx)))
+	}
 	return context.WithValue(ctx, Key{},
-		informers.NewSharedInformerFactory(axc, controller.GetResyncPeriod(ctx)))
+		informers.NewSharedInformerFactoryWithOptions(axc, controller.GetResyncPeriod(ctx), opts...))
 }
 
 // Get extracts the Kubernetes Api Extensions InformerFactory from the context.

vendor/knative.dev/pkg/injection/informers/apiextinformers/factory/fake/fake.go

@@ -35,6 +35,10 @@ func init() {
 
 func withInformerFactory(ctx context.Context) context.Context {
 	kc := fake.Get(ctx)
+	opts := make([]informers.SharedInformerOption, 0, 1)
+	if injection.HasNamespaceScope(ctx) {
+		opts = append(opts, informers.WithNamespace(injection.GetNamespaceScope(ctx)))
+	}
 	return context.WithValue(ctx, factory.Key{},
-		informers.NewSharedInformerFactory(kc, controller.GetResyncPeriod(ctx)))
+		informers.NewSharedInformerFactoryWithOptions(kc, controller.GetResyncPeriod(ctx), opts...))
 }

vendor/knative.dev/pkg/injection/informers/kubeinformers/factory/factory.go

@@ -37,8 +37,12 @@ type Key struct{}
 
 func withInformerFactory(ctx context.Context) context.Context {
 	kc := kubeclient.Get(ctx)
+	opts := make([]informers.SharedInformerOption, 0, 1)
+	if injection.HasNamespaceScope(ctx) {
+		opts = append(opts, informers.WithNamespace(injection.GetNamespaceScope(ctx)))
+	}
 	return context.WithValue(ctx, Key{},
-		informers.NewSharedInformerFactory(kc, controller.GetResyncPeriod(ctx)))
+		informers.NewSharedInformerFactoryWithOptions(kc, controller.GetResyncPeriod(ctx), opts...))
 }
 
 // Get extracts the Kubernetes InformerFactory from the context.

vendor/knative.dev/pkg/injection/informers/kubeinformers/factory/fake/fake.go

@@ -35,6 +35,10 @@ func init() {
 
 func withInformerFactory(ctx context.Context) context.Context {
 	kc := fake.Get(ctx)
+	opts := make([]informers.SharedInformerOption, 0, 1)
+	if injection.HasNamespaceScope(ctx) {
+		opts = append(opts, informers.WithNamespace(injection.GetNamespaceScope(ctx)))
+	}
 	return context.WithValue(ctx, factory.Key{},
-		informers.NewSharedInformerFactory(kc, controller.GetResyncPeriod(ctx)))
+		informers.NewSharedInformerFactoryWithOptions(kc, controller.GetResyncPeriod(ctx), opts...))
 }

vendor/knative.dev/pkg/test/clients.go

@@ -20,6 +20,7 @@ package test
 
 import (
 	"fmt"
+	"net/http"
 	"strings"
 
 	corev1 "k8s.io/api/core/v1"
@@ -38,8 +39,8 @@ type KubeClient struct {
 }
 
 // NewSpoofingClient returns a spoofing client to make requests
-func NewSpoofingClient(client *KubeClient, logf logging.FormatLogger, domain string, resolvable bool) (*spoof.SpoofingClient, error) {
-	return spoof.New(client.Kube, logf, domain, resolvable, Flags.IngressEndpoint)
+func NewSpoofingClient(client *KubeClient, transport *http.Transport, logf logging.FormatLogger, domain string, resolvable bool) (*spoof.SpoofingClient, error) {
+	return spoof.New(client.Kube, transport, logf, domain, resolvable, Flags.IngressEndpoint)
 }
 
 // NewKubeClient instantiates and returns several clientsets required for making request to the

vendor/knative.dev/pkg/test/request.go

@@ -74,7 +74,7 @@ func IsOneOfStatusCodes(codes ...int) spoof.ResponseChecker {
 			}
 		}
 
-		return true, fmt.Errorf("status = %d, want one of: %v", resp.StatusCode, codes)
+		return true, fmt.Errorf("status = %d %s, want one of: %v", resp.StatusCode, resp.Status, codes)
 	}
 }
 
@@ -134,8 +134,15 @@ func MatchesAllOf(checkers ...spoof.ResponseChecker) spoof.ResponseChecker {
 // the domain in the request headers, otherwise it will make the request directly to domain.
 // desc will be used to name the metric that is emitted to track how long it took for the
 // domain to get into the state checked by inState.  Commas in `desc` must be escaped.
-func WaitForEndpointState(kubeClient *KubeClient, logf logging.FormatLogger, theURL string, inState spoof.ResponseChecker, desc string, resolvable bool, opts ...RequestOption) (*spoof.Response, error) {
-	return WaitForEndpointStateWithTimeout(kubeClient, logf, theURL, inState, desc, resolvable, spoof.RequestTimeout, opts...)
+func WaitForEndpointState(
+	kubeClient *KubeClient,
+	logf logging.FormatLogger,
+	theURL string,
+	inState spoof.ResponseChecker,
+	desc string,
+	resolvable bool,
+	opts ...RequestOption) (*spoof.Response, error) {
+	return WaitForEndpointStateWithTimeout(kubeClient, http.DefaultTransport.(*http.Transport), logf, theURL, inState, desc, resolvable, spoof.RequestTimeout, opts...)
 }
 
 // WaitForEndpointStateWithTimeout will poll an endpoint until inState indicates the state is achieved
@@ -145,8 +152,15 @@ func WaitForEndpointState(kubeClient *KubeClient, logf logging.FormatLogger, the
 // desc will be used to name the metric that is emitted to track how long it took for the
 // domain to get into the state checked by inState.  Commas in `desc` must be escaped.
 func WaitForEndpointStateWithTimeout(
-	kubeClient *KubeClient, logf logging.FormatLogger, theURL string, inState spoof.ResponseChecker,
-	desc string, resolvable bool, timeout time.Duration, opts ...RequestOption) (*spoof.Response, error) {
+	kubeClient *KubeClient,
+	transport *http.Transport,
+	logf logging.FormatLogger,
+	theURL string,
+	inState spoof.ResponseChecker,
+	desc string,
+	resolvable bool,
+	timeout time.Duration,
+	opts ...RequestOption) (*spoof.Response, error) {
 	defer logging.GetEmitableSpan(context.Background(), fmt.Sprintf("WaitForEndpointState/%s", desc)).End()
 
 	// Try parsing the "theURL" with and without a scheme.
@@ -167,7 +181,7 @@ func WaitForEndpointStateWithTimeout(
 		opt(req)
 	}
 
-	client, err := NewSpoofingClient(kubeClient, logf, asURL.Hostname(), resolvable)
+	client, err := NewSpoofingClient(kubeClient, transport, logf, asURL.Hostname(), resolvable)
 	if err != nil {
 		return nil, err
 	}

vendor/knative.dev/pkg/test/spoof/spoof.go

@@ -19,9 +19,12 @@ limitations under the License.
 package spoof
 
 import (
+	"context"
 	"fmt"
 	"io/ioutil"
+	"net"
 	"net/http"
+	"strings"
 	"time"
 
 	"github.com/pkg/errors"
@@ -82,72 +85,75 @@ type SpoofingClient struct {
 	RequestInterval time.Duration
 	RequestTimeout  time.Duration
 
-	endpoint string
-	domain   string
-
 	logf logging.FormatLogger
 }
 
-// New returns a SpoofingClient that rewrites requests if the target domain is not `resolveable`.
+// New returns a SpoofingClient that rewrites requests if the target domain is not `resolvable`.
 // It does this by looking up the ingress at construction time, so reusing a client will not
 // follow the ingress if it moves (or if there are multiple ingresses).
 //
 // If that's a problem, see test/request.go#WaitForEndpointState for oneshot spoofing.
-func New(kubeClientset *kubernetes.Clientset, logf logging.FormatLogger, domain string, resolvable bool, endpointOverride string) (*SpoofingClient, error) {
+func New(
+	kubeClientset *kubernetes.Clientset,
+	transport *http.Transport,
+	logf logging.FormatLogger,
+	domain string,
+	resolvable bool,
+	endpointOverride string) (*SpoofingClient, error) {
+	// Spoof the hostname at the resolver level
+	endpoint, err := ResolveEndpoint(kubeClientset, domain, resolvable, endpointOverride)
+	if err != nil {
+		fmt.Errorf("failed get the cluster endpoint: %v", err)
+	}
+	oldDialContext := transport.DialContext
+	if oldDialContext == nil {
+		oldDialContext = (&net.Dialer{}).DialContext
+	}
+	transport.DialContext = func(ctx context.Context, network, addr string) (conn net.Conn, e error) {
+		spoofed := addr
+		if i := strings.LastIndex(addr, ":"); i != -1 && domain == addr[:i] {
+			// The original hostname:port is spoofed by replacing the hostname by the value
+			// returned by ResolveEndpoint.
+			spoofed = endpoint + ":" + addr[i+1:]
+			logf("Spoofing %s -> %s", addr, spoofed)
+		}
+		return oldDialContext(ctx, network, spoofed)
+	}
+
+	// Enable Zipkin tracing
+	roundTripper := &ochttp.Transport{
+		Base:        transport,
+		Propagation: &b3.HTTPFormat{},
+	}
+
 	sc := SpoofingClient{
-		Client:          &http.Client{Transport: &ochttp.Transport{Propagation: &b3.HTTPFormat{}}}, // Using ochttp Transport required for zipkin-tracing
+		Client:          &http.Client{Transport: roundTripper},
 		RequestInterval: requestInterval,
 		RequestTimeout:  RequestTimeout,
 		logf:            logf,
 	}
-
-	var err error
-	if sc.endpoint, err = ResolveEndpoint(kubeClientset, domain, resolvable, endpointOverride); err != nil {
-		return nil, err
-	}
-
-	if !resolvable {
-		sc.domain = domain
-	}
-
 	return &sc, nil
 }
 
 // ResolveEndpoint resolves the endpoint address considering whether the domain is resolvable and taking into
 // account whether the user overrode the endpoint address externally
 func ResolveEndpoint(kubeClientset *kubernetes.Clientset, domain string, resolvable bool, endpointOverride string) (string, error) {
-	// If the domain is resolvable, we can use it directly when we make requests.
-	endpoint := domain
-	if !resolvable {
-		e := endpointOverride
-		if endpointOverride == "" {
-			var err error
-			// If the domain that the Route controller is configured to assign to Route.Status.Domain
-			// (the domainSuffix) is not resolvable, we need to retrieve the endpoint and spoof
-			// the Host in our requests.
-			if e, err = ingress.GetIngressEndpoint(kubeClientset); err != nil {
-				return "", err
-			}
-		}
-		endpoint = e
+	// If the domain is resolvable, it can be used directly
+	if resolvable {
+		return domain, nil
 	}
-	return endpoint, nil
+	// If an override is provided, use it
+	if endpointOverride != "" {
+		return endpointOverride, nil
+	}
+	// Otherwise, use the actual cluster endpoint
+	return ingress.GetIngressEndpoint(kubeClientset)
 }
 
 // Do dispatches to the underlying http.Client.Do, spoofing domains as needed
 // and transforming the http.Response into a spoof.Response.
 // Each response is augmented with "ZipkinTraceID" header that identifies the zipkin trace corresponding to the request.
 func (sc *SpoofingClient) Do(req *http.Request) (*Response, error) {
-	// Controls the Host header, for spoofing.
-	if sc.domain != "" {
-		req.Host = sc.domain
-	}
-
-	// Controls the actual resolution.
-	if sc.endpoint != "" {
-		req.URL.Host = sc.endpoint
-	}
-
 	// Starting span to capture zipkin trace.
 	traceContext, span := trace.StartSpan(req.Context(), "SpoofingClient-Trace")
 	defer span.End()