41 lines
875 B
Go
41 lines
875 B
Go
// Package util define universal utility functions
|
|
package util
|
|
|
|
import (
|
|
"bytes"
|
|
"errors"
|
|
"fmt"
|
|
"io/fs"
|
|
"os"
|
|
"os/exec"
|
|
)
|
|
|
|
// FileExists return boolean value result specifying whether the file path exists
|
|
func FileExists(filePath string) bool {
|
|
_, err := os.Stat(filePath)
|
|
// return !os.IsNotExist(err)
|
|
return !errors.Is(err, fs.ErrNotExist)
|
|
}
|
|
|
|
func commandExec(name string, args ...string) (outString string, err error) {
|
|
var stdout bytes.Buffer
|
|
var stderr bytes.Buffer
|
|
|
|
cmd := exec.Command(name, args...)
|
|
cmd.Stdout = &stdout
|
|
cmd.Stderr = &stderr
|
|
|
|
err = cmd.Run()
|
|
outString = stdout.String()
|
|
if err != nil {
|
|
err = fmt.Errorf("exec failed:%v,stderr=%s. name=%s,args=%v", err, stderr.String(), name, args)
|
|
}
|
|
return
|
|
}
|
|
|
|
// RemoveFile return file movement result
|
|
func RemoveFile(src, dst string) error {
|
|
_, err := commandExec("mv", src, dst)
|
|
return err
|
|
}
|