client/pkg/kn/commands/service/service_describe.go

64 lines
1.8 KiB
Go

// 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 service
import (
"errors"
"github.com/knative/client/pkg/kn/commands"
"github.com/spf13/cobra"
"k8s.io/cli-runtime/pkg/genericclioptions"
)
func NewServiceDescribeCommand(p *commands.KnParams) *cobra.Command {
serviceDescribePrintFlags := genericclioptions.NewPrintFlags("").WithDefaultOutput("yaml")
serviceDescribeCommand := &cobra.Command{
Use: "describe NAME",
Short: "Describe available services.",
RunE: func(cmd *cobra.Command, args []string) error {
if len(args) < 1 {
return errors.New("requires the service name.")
}
namespace, err := p.GetNamespace(cmd)
if err != nil {
return err
}
client, err := p.NewClient(namespace)
if err != nil {
return err
}
describeService, err := client.GetService(args[0])
if err != nil {
return err
}
printer, err := serviceDescribePrintFlags.ToPrinter()
if err != nil {
return err
}
err = printer.PrintObj(describeService, cmd.OutOrStdout())
if err != nil {
return err
}
return nil
},
}
commands.AddNamespaceFlags(serviceDescribeCommand.Flags(), false)
serviceDescribePrintFlags.AddFlags(serviceDescribeCommand)
return serviceDescribeCommand
}