oc-deploy/src/utils/copyFile.go

package utils

import (
    "os"
    "io"
    "path/filepath"
)

func CopyFile(src string, dst string) (error) {

    if _, err := os.Stat(src); err != nil {
        return err
    }

    fin, errOpen := os.Open(src)
    if errOpen != nil {
        return errOpen
    }
    defer fin.Close()

    folderPath := filepath.Dir(dst)
    os.MkdirAll(folderPath, os.ModePerm)

    fout, errCreate := os.Create(dst)
    if errCreate != nil {
        return errCreate
    }
    defer fout.Close()

    _, errCopy := io.Copy(fout, fin)
    if errCopy != nil {
        return errCopy
   }
   return nil
}