mirror of https://github.com/knative/client.git
116 lines
3.2 KiB
Go
116 lines
3.2 KiB
Go
// Copyright © 2019 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 ping
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import (
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"errors"
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"sort"
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"github.com/spf13/cobra"
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v1alpha2 "knative.dev/eventing/pkg/apis/sources/v1alpha2"
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"knative.dev/client/lib/printing"
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"knative.dev/client/pkg/kn/commands"
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"knative.dev/client/pkg/printers"
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)
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// NewPingDescribeCommand returns a new command for describe a Ping source object
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func NewPingDescribeCommand(p *commands.KnParams) *cobra.Command {
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pingDescribe := &cobra.Command{
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Use: "describe NAME",
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Short: "Show details of a ping source",
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Example: `
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# Describe a Ping source with name 'myping'
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kn source ping describe myping`,
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RunE: func(cmd *cobra.Command, args []string) error {
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if len(args) != 1 {
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return errors.New("'kn source ping describe' requires name of the source as single argument")
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}
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name := args[0]
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pingSourceClient, err := newPingSourceClient(p, cmd)
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if err != nil {
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return err
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}
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pingSource, err := pingSourceClient.GetPingSource(name)
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if err != nil {
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return err
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}
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out := cmd.OutOrStdout()
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dw := printers.NewPrefixWriter(out)
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printDetails, err := cmd.Flags().GetBool("verbose")
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if err != nil {
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return err
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}
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writePingSource(dw, pingSource, printDetails)
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dw.WriteLine()
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if err := dw.Flush(); err != nil {
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return err
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}
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// Revisions summary info
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printing.DescribeSink(dw, "Sink", pingSource.Namespace, &pingSource.Spec.Sink)
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dw.WriteLine()
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if err := dw.Flush(); err != nil {
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return err
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}
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if pingSource.Spec.CloudEventOverrides != nil && pingSource.Spec.CloudEventOverrides.Extensions != nil {
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writeCeOverrides(dw, pingSource.Spec.CloudEventOverrides.Extensions)
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dw.WriteLine()
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if err := dw.Flush(); err != nil {
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return err
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}
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}
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// Condition info
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commands.WriteConditions(dw, pingSource.Status.Conditions, printDetails)
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if err := dw.Flush(); err != nil {
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return err
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}
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return nil
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},
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}
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flags := pingDescribe.Flags()
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commands.AddNamespaceFlags(flags, false)
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flags.BoolP("verbose", "v", false, "More output.")
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return pingDescribe
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}
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func writePingSource(dw printers.PrefixWriter, source *v1alpha2.PingSource, printDetails bool) {
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commands.WriteMetadata(dw, &source.ObjectMeta, printDetails)
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dw.WriteAttribute("Schedule", source.Spec.Schedule)
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dw.WriteAttribute("Data", source.Spec.JsonData)
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}
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func writeCeOverrides(dw printers.PrefixWriter, ceOverrides map[string]string) {
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subDw := dw.WriteAttribute("CloudEvent Overrides", "")
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keys := make([]string, 0, len(ceOverrides))
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for k := range ceOverrides {
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keys = append(keys, k)
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}
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sort.Strings(keys)
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for _, k := range keys {
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subDw.WriteAttribute(k, ceOverrides[k])
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}
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}
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