mirror of https://github.com/knative/client.git
86 lines
2.4 KiB
Go
86 lines
2.4 KiB
Go
// Copyright © 2020 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 channel
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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/commands"
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knerrors "knative.dev/client/pkg/errors"
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knflags "knative.dev/client/pkg/flags"
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knmessagingv1 "knative.dev/client/pkg/messaging/v1"
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)
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// NewChannelCreateCommand to create event channels
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func NewChannelCreateCommand(p *commands.KnParams) *cobra.Command {
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var ctypeFlags knflags.ChannelTypeFlags
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cmd := &cobra.Command{
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Use: "create NAME",
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Short: "Create an event channel",
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Example: `
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# Create a channel 'pipe' with default setting for channel configuration
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kn channel create pipe
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# Create a channel 'imc1' of type InMemoryChannel using inbuilt alias 'imc'
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kn channel create imc1 --type imc
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# same as above without using inbuilt alias but providing explicit GVK
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kn channel create imc1 --type messaging.knative.dev:v1:InMemoryChannel
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# Create a channel 'k1' of type KafkaChannel
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kn channel create k1 --type messaging.knative.dev:v1beta1:KafkaChannel`,
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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("'kn channel create' requires the channel name given as single argument")
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}
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name := args[0]
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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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client, err := newChannelClient(p, cmd)
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if err != nil {
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return err
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}
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cb := knmessagingv1.NewChannelBuilder(name, namespace)
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if cmd.Flag("type").Changed {
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gvk, err := ctypeFlags.Parse()
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if err != nil {
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return err
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}
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cb.Type(gvk)
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}
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err = client.CreateChannel(cmd.Context(), cb.Build())
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if err != nil {
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return knerrors.GetError(err)
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}
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fmt.Fprintf(cmd.OutOrStdout(), "Channel '%s' created in namespace '%s'.\n", name, namespace)
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return nil
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},
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}
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commands.AddNamespaceFlags(cmd.Flags(), false)
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ctypeFlags.Add(cmd.Flags())
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return cmd
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}
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