upgrade to latest dependencies (#540)

bumping knative.dev/pkg 2267a4c...a00ba48:
  > a00ba48 Add unit test coverage of cluster-scoped tracker. (# 2306)
  > 11a3414 Provide the webhook infrastructure with the raw request context. (# 2305)
  > b4b8bca Allow tracking Cluster-scoped resources. (# 2304)
  > 74ac82a Check Knative CustomResourceDefinitions stored version (# 2272)

Signed-off-by: Knative Automation <automation@knative.team>

go.mod

@@ -21,5 +21,5 @@ require (
 	k8s.io/code-generator v0.21.4
 	k8s.io/kube-openapi v0.0.0-20210305001622-591a79e4bda7
 	knative.dev/hack v0.0.0-20210806075220-815cd312d65c
-	knative.dev/pkg v0.0.0-20210929111822-2267a4cbebb8
+	knative.dev/pkg v0.0.0-20211005203644-a00ba487121e
 )

go.sum

@@ -1085,8 +1085,8 @@ k8s.io/utils v0.0.0-20201110183641-67b214c5f920 h1:CbnUZsM497iRC5QMVkHwyl8s2tB3g
 k8s.io/utils v0.0.0-20201110183641-67b214c5f920/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 knative.dev/hack v0.0.0-20210806075220-815cd312d65c h1:nOXoDWAAItwr4o0dp3nHr6skgpVD4IvME/UX84YNl5k=
 knative.dev/hack v0.0.0-20210806075220-815cd312d65c/go.mod h1:PHt8x8yX5Z9pPquBEfIj0X66f8iWkWfR0S/sarACJrI=
-knative.dev/pkg v0.0.0-20210929111822-2267a4cbebb8 h1:Ut2Z22rH5WfybI5hjEfi9fDU7rK6kIduWpSAgoEXh7M=
-knative.dev/pkg v0.0.0-20210929111822-2267a4cbebb8/go.mod h1:r27D20afKNeK+9aNOg+0qMv8JgQcyeP+CAYQIR1jEQY=
+knative.dev/pkg v0.0.0-20211005203644-a00ba487121e h1:gLyCvMSW2wAN4g3J60nJ9L1Ywzn1DbVMfoNMHR+164w=
+knative.dev/pkg v0.0.0-20211005203644-a00ba487121e/go.mod h1:r27D20afKNeK+9aNOg+0qMv8JgQcyeP+CAYQIR1jEQY=
 pgregory.net/rapid v0.3.3/go.mod h1:UYpPVyjFHzYBGHIxLFoupi8vwk6rXNzRY9OMvVxFIOU=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0=

vendor/knative.dev/pkg/apis/contexts.go

@@ -18,6 +18,7 @@ package apis
 
 import (
 	"context"
+	"net/http"
 
 	authenticationv1 "k8s.io/api/authentication/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
@@ -233,3 +234,22 @@ func WithDryRun(ctx context.Context) context.Context {
 func IsDryRun(ctx context.Context) bool {
 	return ctx.Value(isDryRun{}) != nil
 }
+
+// This is attached to contexts passed to webhook interfaces with
+// additional context from the HTTP request.
+type httpReq struct{}
+
+// WithHTTPRequest associated the HTTP request object the webhook
+// received with the context.
+func WithHTTPRequest(ctx context.Context, r *http.Request) context.Context {
+	return context.WithValue(ctx, httpReq{}, r)
+}
+
+// GetHTTPRequest fetches the raw HTTP request received by the webhook.
+func GetHTTPRequest(ctx context.Context) *http.Request {
+	v := ctx.Value(httpReq{})
+	if v == nil {
+		return nil
+	}
+	return v.(*http.Request)
+}

vendor/knative.dev/pkg/tracker/enqueue.go

@@ -95,7 +95,10 @@ func (i *impl) TrackReference(ref Reference, obj interface{}) error {
 	invalidFields := map[string][]string{
 		"APIVersion": validation.IsQualifiedName(ref.APIVersion),
 		"Kind":       validation.IsCIdentifier(ref.Kind),
-		"Namespace":  validation.IsDNS1123Label(ref.Namespace),
+	}
+	// Allow namespace to be empty for cluster-scoped references.
+	if ref.Namespace != "" {
+		invalidFields["Namespace"] = validation.IsDNS1123Label(ref.Namespace)
 	}
 	var selector labels.Selector
 	fieldErrors := []string{}

vendor/modules.txt

@@ -613,7 +613,7 @@ k8s.io/utils/trace
 # knative.dev/hack v0.0.0-20210806075220-815cd312d65c
 ## explicit
 knative.dev/hack
-# knative.dev/pkg v0.0.0-20210929111822-2267a4cbebb8
+# knative.dev/pkg v0.0.0-20211005203644-a00ba487121e
 ## explicit
 knative.dev/pkg/apis
 knative.dev/pkg/apis/duck