51 lines
805 B
Go
51 lines
805 B
Go
package fileutil
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import (
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"crypto/sha256"
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"encoding/hex"
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"fmt"
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"io"
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"os"
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)
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func EnsureDir(path string) error {
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info, err := os.Stat(path)
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if os.IsNotExist(err) {
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return os.MkdirAll(path, 0755)
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}
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if err != nil {
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return err
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}
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if !info.IsDir() {
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return fmt.Errorf("file already exists at %s", path)
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}
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return nil
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}
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func FileExists(path string) bool {
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info, err := os.Stat(path)
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return err == nil && !info.IsDir()
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}
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func DeleteFile(path string) error {
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if !FileExists(path) {
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return nil
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}
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return os.Remove(path)
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}
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func GetFileHash(path string) (string, error) {
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file, err := os.Open(path)
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if err != nil {
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return "", err
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}
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defer file.Close()
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h := sha256.New()
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if _, err := io.Copy(h, file); err != nil {
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return "", err
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}
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return hex.EncodeToString(h.Sum(nil)), nil
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}
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