55 lines
1.3 KiB
Go
55 lines
1.3 KiB
Go
/*
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Copyright © 2022 - 2025 SUSE LLC
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package displaycmd
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import (
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"fmt"
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"os"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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"k8s.io/klog/v2"
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)
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func NewDisplayCommand() *cobra.Command {
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var path string
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cmd := &cobra.Command{
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Use: "display",
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Short: "Write the given file to standard out.",
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Run: func(_ *cobra.Command, _ []string) {
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displayRun(path)
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},
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}
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viper.AutomaticEnv()
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cmd.PersistentFlags().StringVar(&path, "file", "", "path to the file to write to standard out")
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_ = viper.BindPFlag("file", cmd.PersistentFlags().Lookup("file"))
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_ = cobra.MarkFlagRequired(cmd.PersistentFlags(), "file")
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return cmd
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}
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func displayRun(path string) {
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b, err := os.ReadFile(path)
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if err != nil {
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klog.Fatal("failed reading the path:", path, err)
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}
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fmt.Println(string(b))
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}
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