mirror of https://github.com/chaos-mesh/chaosd.git
68 lines
1.5 KiB
Go
68 lines
1.5 KiB
Go
// Copyright 2022 Chaos Mesh 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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// See the License for the specific language governing permissions and
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// limitations under the License.
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package main
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import (
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"fmt"
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"io"
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"os"
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"github.com/spf13/cobra"
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)
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func NewFileCopyCommand() *cobra.Command {
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var fileName, copyFileName string
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cmd := &cobra.Command{
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Use: "copy",
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Short: "copy file",
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Run: func(*cobra.Command, []string) {
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exit(copyFile(fileName, copyFileName))
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},
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}
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cmd.Flags().StringVarP(&fileName, "file-name", "f", "", "the name of the file to be copied")
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cmd.Flags().StringVarP(©FileName, "copy-file-name", "c", "", "the name of the file to be copied to")
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return cmd
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}
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func copyFile(fileName, copyFileName string) error {
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sourceFileStat, err := os.Stat(fileName)
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if err != nil {
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return err
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}
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if !sourceFileStat.Mode().IsRegular() {
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return fmt.Errorf("%s is not a regular file", fileName)
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}
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source, err := os.Open(fileName)
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if err != nil {
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return err
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}
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defer source.Close()
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destination, err := os.Create(copyFileName)
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if err != nil {
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return err
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}
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defer destination.Close()
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_, err = io.Copy(destination, source)
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return err
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}
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