client/pkg/kn/commands/source/ping/update.go

106 lines
2.9 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 ping
import (
"errors"
"fmt"
"github.com/spf13/cobra"
"knative.dev/client/pkg/kn/commands"
"knative.dev/client/pkg/kn/commands/flags"
"knative.dev/client/pkg/sources/v1alpha2"
"knative.dev/client/pkg/util"
)
// NewPingUpdateCommand prepares the command for a PingSource update
func NewPingUpdateCommand(p *commands.KnParams) *cobra.Command {
var updateFlags pingUpdateFlags
var sinkFlags flags.SinkFlags
cmd := &cobra.Command{
Use: "update NAME",
Short: "Update a ping source",
Example: `
# Update the schedule of a Ping source 'my-ping' to fire every minute
kn source ping update my-ping --schedule "* * * * *"`,
RunE: func(cmd *cobra.Command, args []string) (err error) {
if len(args) != 1 {
return errors.New("name of Ping source required")
}
name := args[0]
pingSourceClient, err := newPingSourceClient(p, cmd)
if err != nil {
return err
}
namespace, err := p.GetNamespace(cmd)
if err != nil {
return err
}
dynamicClient, err := p.NewDynamicClient(namespace)
if err != nil {
return err
}
source, err := pingSourceClient.GetPingSource(name)
if err != nil {
return err
}
if source.GetDeletionTimestamp() != nil {
return fmt.Errorf("can't update ping source %s because it has been marked for deletion", name)
}
b := v1alpha2.NewPingSourceBuilderFromExisting(source)
if cmd.Flags().Changed("schedule") {
b.Schedule(updateFlags.schedule)
}
if cmd.Flags().Changed("data") {
b.JsonData(updateFlags.data)
}
if cmd.Flags().Changed("sink") {
destination, err := sinkFlags.ResolveSink(dynamicClient, namespace)
if err != nil {
return err
}
b.Sink(*destination)
}
if cmd.Flags().Changed("ce-override") {
ceOverridesMap, err := util.MapFromArrayAllowingSingles(updateFlags.ceOverrides, "=")
if err != nil {
return err
}
ceOverridesToRemove := util.ParseMinusSuffix(ceOverridesMap)
b.CloudEventOverrides(ceOverridesMap, ceOverridesToRemove)
}
err = pingSourceClient.UpdatePingSource(b.Build())
if err == nil {
fmt.Fprintf(cmd.OutOrStdout(), "Ping source '%s' updated in namespace '%s'.\n", name, pingSourceClient.Namespace())
}
return err
},
}
commands.AddNamespaceFlags(cmd.Flags(), false)
updateFlags.addFlags(cmd)
sinkFlags.Add(cmd)
return cmd
}