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https://github.com/alibaba/higress.git
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69 lines
2.1 KiB
Go
69 lines
2.1 KiB
Go
// Copyright Istio Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package istio
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import (
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gatewayv1 "sigs.k8s.io/gateway-api/apis/v1"
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gateway "sigs.k8s.io/gateway-api/apis/v1beta1"
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"istio.io/istio/pkg/kube/krt"
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)
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type GatewayClass struct {
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Name string
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Controller gateway.GatewayController
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}
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func (g GatewayClass) ResourceName() string {
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return g.Name
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}
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func GatewayClassesCollection(
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gatewayClasses krt.Collection[*gateway.GatewayClass],
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opts krt.OptionsBuilder,
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) (
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krt.StatusCollection[*gateway.GatewayClass, gateway.GatewayClassStatus],
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krt.Collection[GatewayClass],
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) {
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return krt.NewStatusCollection(gatewayClasses, func(ctx krt.HandlerContext, obj *gateway.GatewayClass) (*gateway.GatewayClassStatus, *GatewayClass) {
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_, known := classInfos[obj.Spec.ControllerName]
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if !known {
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return nil, nil
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}
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status := obj.Status.DeepCopy()
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status = GetClassStatus(status, obj.Generation)
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return status, &GatewayClass{
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Name: obj.Name,
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Controller: obj.Spec.ControllerName,
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}
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}, opts.WithName("GatewayClasses")...)
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}
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func fetchClass(ctx krt.HandlerContext, gatewayClasses krt.Collection[GatewayClass], gc gatewayv1.ObjectName) *GatewayClass {
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class := krt.FetchOne(ctx, gatewayClasses, krt.FilterKey(string(gc)))
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if class == nil {
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if bc, f := builtinClasses[gc]; f {
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// We allow some classes to exist without being in the cluster
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return &GatewayClass{
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Name: string(gc),
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Controller: bc,
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}
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}
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// No gateway class found, this may be meant for another controller; should be skipped.
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return nil
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}
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return class
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}
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