client/pkg/commands/source/ping/create.go

99 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/commands"
"knative.dev/client/pkg/commands/flags"
clientsourcesv1beta2 "knative.dev/client/pkg/sources/v1beta2"
"knative.dev/client/pkg/util"
)
// NewPingCreateCommand is for creating Ping source COs
func NewPingCreateCommand(p *commands.KnParams) *cobra.Command {
var updateFlags pingUpdateFlags
var sinkFlags flags.SinkFlags
cmd := &cobra.Command{
Use: "create NAME --sink SINK",
Short: "Create a ping source",
Example: `
# Create a Ping source 'my-ping' which fires every two minutes and sends '{ value: "hello" }' to service 'mysvc' as a cloudevent
kn source ping create my-ping --schedule "*/2 * * * *" --data '{ value: "hello" }' --sink ksvc:mysvc`,
RunE: func(cmd *cobra.Command, args []string) (err error) {
if len(args) != 1 {
return errors.New("requires the name of the Ping source to create as single argument")
}
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
}
destination, err := sinkFlags.ResolveSink(cmd.Context(), dynamicClient, namespace)
if err != nil {
return err
}
ceOverridesMap, err := util.MapFromArrayAllowingSingles(updateFlags.ceOverrides, "=")
if err != nil {
return err
}
ceOverridesToRemove := util.ParseMinusSuffix(ceOverridesMap)
data, dataBase64, err := getDataFields(&updateFlags)
if err != nil {
return fmt.Errorf("cannot create PingSource %q in namespace "+
"%q because: %s", name, namespace, err)
}
err = pingSourceClient.CreatePingSource(cmd.Context(), clientsourcesv1beta2.NewPingSourceBuilder(name).
Schedule(updateFlags.schedule).
Data(data).
DataBase64(dataBase64).
Sink(*destination).
CloudEventOverrides(ceOverridesMap, ceOverridesToRemove).
Build())
if err == nil {
fmt.Fprintf(cmd.OutOrStdout(), "Ping source '%s' created in namespace '%s'.\n", args[0], pingSourceClient.Namespace())
}
return err
},
}
commands.AddNamespaceFlags(cmd.Flags(), false)
updateFlags.addFlags(cmd)
sinkFlags.Add(cmd)
cmd.MarkFlagRequired("sink")
return cmd
}