mirror of https://github.com/knative/client.git
79 lines
2.0 KiB
Go
79 lines
2.0 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 service
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import (
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"bytes"
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"os"
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"github.com/spf13/cobra"
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"k8s.io/client-go/tools/clientcmd"
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"knative.dev/client/pkg/commands"
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knflags "knative.dev/client/pkg/flags"
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clientservingv1 "knative.dev/client/pkg/serving/v1"
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)
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// Helper methods
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var blankConfig clientcmd.ClientConfig
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func init() {
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var err error
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blankConfig, err = clientcmd.NewClientConfigFromBytes([]byte(`kind: Config
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version: v1
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users:
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- name: u
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clusters:
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- name: c
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cluster:
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server: example.com
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contexts:
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- name: x
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context:
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user: u
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cluster: c
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current-context: x
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`))
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if err != nil {
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panic(err)
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}
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}
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func executeServiceCommand(client clientservingv1.KnServingClient, args ...string) (string, error) {
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knParams := &commands.KnParams{}
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knParams.ClientConfig = blankConfig
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// we need to temporary reset os.Args, becase it is being used for evaluation
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// of order of envs set by --env and --env-value-from
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oldArgs := os.Args
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defer func() { os.Args = oldArgs }()
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os.Args = args
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output := new(bytes.Buffer)
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knParams.Output = output
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knParams.NewServingClient = func(namespace string) (clientservingv1.KnServingClient, error) {
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return client, nil
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}
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cmd := NewServiceCommand(knParams)
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cmd.SetArgs(args)
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cmd.SetOutput(output)
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cmd.PersistentPreRunE = func(cmd *cobra.Command, args []string) error {
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return knflags.ReconcileBoolFlags(cmd.Flags())
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}
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err := cmd.Execute()
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return output.String(), err
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}
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