mirror of https://github.com/knative/client.git
113 lines
3.4 KiB
Go
113 lines
3.4 KiB
Go
// Copyright © 2021 The Knative 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 domain
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import (
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"context"
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"fmt"
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"strings"
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"github.com/spf13/cobra"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime/schema"
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"knative.dev/client/pkg/commands"
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clientdynamic "knative.dev/client/pkg/dynamic"
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duckv1 "knative.dev/pkg/apis/duck/v1"
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)
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// NewDomainCommand to manage domain mappings
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func NewDomainCommand(p *commands.KnParams) *cobra.Command {
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domainCmd := &cobra.Command{
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Use: "domain COMMAND",
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Short: "Manage domain mappings",
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Aliases: []string{"domains"},
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}
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domainCmd.AddCommand(NewDomainMappingCreateCommand(p))
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domainCmd.AddCommand(NewDomainMappingDescribeCommand(p))
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domainCmd.AddCommand(NewDomainMappingUpdateCommand(p))
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domainCmd.AddCommand(NewDomainMappingDeleteCommand(p))
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domainCmd.AddCommand(NewDomainMappingListCommand(p))
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return domainCmd
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}
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type RefFlags struct {
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reference string
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tls string
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}
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var refMappings = map[string]schema.GroupVersionResource{
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"ksvc": {
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Resource: "services",
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Group: "serving.knative.dev",
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Version: "v1",
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},
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"kroute": {
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Resource: "routes",
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Group: "serving.knative.dev",
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Version: "v1",
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},
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}
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func (f *RefFlags) Add(cmd *cobra.Command) {
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cmd.Flags().StringVar(&f.reference, "ref", "", "")
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cmd.Flag("ref").Usage = "Addressable target reference for Domain Mapping. " +
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"You can specify a Knative service, a Knative route. " +
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"Examples: '--ref' ksvc:hello' or simply '--ref hello' for a Knative service 'hello', " +
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"'--ref' kroute:hello' for a Knative route 'hello'. " +
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"'--ref ksvc:mysvc:mynamespace' for a Knative service 'mysvc' in another namespace 'mynamespace', " +
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"If a prefix is not provided, it is considered as a Knative service in the current namespace. " +
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"If referring to a Knative service in another namespace, 'ksvc:name:namespace' combination must be provided explicitly."
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}
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func (f RefFlags) Resolve(ctx context.Context, knclient clientdynamic.KnDynamicClient, namespace string) (*duckv1.KReference, error) {
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client := knclient.RawClient()
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if f.reference == "" {
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return nil, nil
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}
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prefix, name, refNamespace := parseType(f.reference)
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gvr, ok := refMappings[prefix]
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if !ok {
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return nil, fmt.Errorf("unsupported sink prefix: '%s'", prefix)
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}
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if refNamespace != "" {
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namespace = refNamespace
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}
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obj, err := client.Resource(gvr).Namespace(namespace).Get(ctx, name, metav1.GetOptions{})
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if err != nil {
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return nil, err
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}
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result := &duckv1.KReference{
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Kind: obj.GetKind(),
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APIVersion: obj.GetAPIVersion(),
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Name: obj.GetName(),
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Namespace: namespace,
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}
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return result, nil
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}
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func parseType(ref string) (string, string, string) {
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parts := strings.SplitN(ref, ":", 3)
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switch {
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case len(parts) == 1:
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return "ksvc", parts[0], ""
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case len(parts) == 3:
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return parts[0], parts[1], parts[2]
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default:
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return parts[0], parts[1], ""
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}
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}
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