mirror of https://github.com/knative/client.git
105 lines
2.9 KiB
Go
105 lines
2.9 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 binding
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import (
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"errors"
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"fmt"
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"github.com/spf13/cobra"
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"knative.dev/client/pkg/kn/commands"
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"knative.dev/client/pkg/kn/commands/flags"
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v1alpha12 "knative.dev/client/pkg/sources/v1alpha2"
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)
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// NewBindingUpdateCommand prepares the command for a sink binding update
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func NewBindingUpdateCommand(p *commands.KnParams) *cobra.Command {
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var bindingFlags bindingUpdateFlags
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var sinkFlags flags.SinkFlags
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cmd := &cobra.Command{
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Use: "update NAME --subject SCHEDULE --sink SINK --ce-override OVERRIDE",
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Short: "Update a sink binding.",
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Example: `
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# Update the subject of a sink binding 'my-binding' to a new cronjob with label selector 'app=ping'
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kn source binding update my-binding --subject cronjob:batch/v1beta1:app=ping"`,
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RunE: func(cmd *cobra.Command, args []string) (err error) {
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if len(args) != 1 {
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return errors.New("requires the name of the sink binding to update as single argument")
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}
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name := args[0]
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sinkBindingClient, err := newSinkBindingClient(p, cmd)
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if err != nil {
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return err
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}
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namespace, err := p.GetNamespace(cmd)
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if err != nil {
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return err
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}
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dynamicClient, err := p.NewDynamicClient(namespace)
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if err != nil {
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return err
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}
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source, err := sinkBindingClient.GetSinkBinding(name)
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if err != nil {
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return err
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}
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if source.GetDeletionTimestamp() != nil {
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return fmt.Errorf("can't update binding %s because it has been marked for deletion", name)
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}
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b := v1alpha12.NewSinkBindingBuilderFromExisting(source)
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if cmd.Flags().Changed("sink") {
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destination, err := sinkFlags.ResolveSink(dynamicClient, namespace)
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if err != nil {
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return err
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}
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b.Sink(destination)
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}
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if cmd.Flags().Changed("subject") {
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reference, err := toReference(bindingFlags.subject, namespace)
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if err != nil {
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return err
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}
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b.Subject(reference)
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}
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err = updateCeOverrides(bindingFlags, b)
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if err != nil {
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return err
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}
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binding, err := b.Build()
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if err != nil {
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return err
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}
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err = sinkBindingClient.UpdateSinkBinding(binding)
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if err == nil {
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fmt.Fprintf(cmd.OutOrStdout(), "Sink binding '%s' updated in namespace '%s'.\n", name, sinkBindingClient.Namespace())
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}
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return err
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},
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}
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commands.AddNamespaceFlags(cmd.Flags(), false)
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bindingFlags.addBindingFlags(cmd)
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sinkFlags.Add(cmd)
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return cmd
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}
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