Implement GRPCRoute

Author: gnossen

apis/v1alpha2/grpcroute_types.go

@@ -93,6 +93,13 @@ type HTTPRouteSpec struct {
 	// implementation must raise an 'Accepted' Condition with a status of
 	// `False` in the corresponding RouteParentStatus.
 	//
+	// If a Route (A) of type HTTPRoute or GRPCRoute is attached to a
+	// Listener and that listener already has another Route (B) of the other
+	// type attached and the intersection of the hostnames of A and B is
+	// non-empty, then the implementation must reject Route A. That is, the
+	// implementation must raise an 'Accepted' condition with a status of
+	// 'False' in the corresponding RouteParentStatus.
+	//
 	// Support: Core
 	//
 	// +optional
@@ -333,7 +340,9 @@ const (
 // Invalid values include:
 //
 // * ":method" - ":" is an invalid character. This means that HTTP/2 pseudo
-//   headers are not currently supported by this type.
+//
+//	headers are not currently supported by this type.
+//
 // * "/invalid" - "/" is an invalid character
 //
 // +kubebuilder:validation:MinLength=1
@@ -476,14 +485,16 @@ const (
 // For example, the match below will match a HTTP request only if its path
 // starts with `/foo` AND it contains the `version: v1` header:
 //
-// ```
+// “`
 // match:
-//   path:
-//     value: "/foo"
-//   headers:
-//   - name: "version"
-//     value "v1"
-// ```
+//
+//	path:
+//	  value: "/foo"
+//	headers:
+//	- name: "version"
+//	  value "v1"
+//
+// “`
 type HTTPRouteMatch struct {
 	// Path specifies a HTTP request path matcher. If this field is not
 	// specified, a default prefix match on the "/" path is provided.

apis/v1alpha2/httproute_types.go

@@ -36,7 +36,6 @@ import metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 // Gateway-route attachment) require a ReferenceGrant.
 //
 // Support: Core
-//
 type ReferenceGrant struct {
 	metav1.TypeMeta   `json:",inline"`
 	metav1.ObjectMeta `json:"metadata,omitempty"`

apis/v1alpha2/referencegrant_types.go

@@ -40,7 +40,6 @@ import metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 // Gateway-route attachment) require a ReferenceGrant.
 //
 // Support: Core
-//
 type ReferencePolicy struct {
 	metav1.TypeMeta   `json:",inline"`
 	metav1.ObjectMeta `json:"metadata,omitempty"`

apis/v1alpha2/referencepolicy_types.go

@@ -333,7 +333,8 @@ type RouteStatus struct {
 //
 // 1. IPs are not allowed.
 // 2. A hostname may be prefixed with a wildcard label (`*.`). The wildcard
-//    label must appear by itself as the first label.
+//
+//	label must appear by itself as the first label.
 //
 // Hostname can be "precise" which is a domain name without the terminating
 // dot of a network host (e.g. "foo.example.com") or "wildcard", which is a

apis/v1alpha2/shared_types.go

@@ -40,7 +40,8 @@ var (
 
 // ValidateGateway validates gw according to the Gateway API specification.
 // For additional details of the Gateway spec, refer to:
-//  https://gateway-api.sigs.k8s.io/v1alpha2/references/spec/#gateway.networking.k8s.io/v1alpha2.Gateway
+//
+//	https://gateway-api.sigs.k8s.io/v1alpha2/references/spec/#gateway.networking.k8s.io/v1alpha2.Gateway
 //
 // Validation that is not possible with CRD annotations may be added here in the future.
 // See https://github.com/kubernetes-sigs/gateway-api/issues/868 for more information.

apis/v1alpha2/validation/gateway.go

@@ -209,7 +209,7 @@ func validateHTTPQueryParamMatches(matches []gatewayv1a2.HTTPQueryParamMatch, pa
 }
 
 // validateHTTPRouteFilterTypeMatchesValue validates that only the expected fields are
-//// set for the specified filter type.
+// // set for the specified filter type.
 func validateHTTPRouteFilterTypeMatchesValue(filter gatewayv1a2.HTTPRouteFilter, path *field.Path) field.ErrorList {
 	var errs field.ErrorList
 	if filter.ExtensionRef != nil && filter.Type != gatewayv1a2.HTTPRouteFilterExtensionRef {