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65 lines
1.1 KiB
65 lines
1.1 KiB
package util
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import (
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"errors"
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"os"
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"time"
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"github.com/chrislusf/seaweedfs/weed/glog"
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)
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func TestFolderWritable(folder string) (err error) {
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fileInfo, err := os.Stat(folder)
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if err != nil {
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return err
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}
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if !fileInfo.IsDir() {
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return errors.New("Not a valid folder!")
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}
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perm := fileInfo.Mode().Perm()
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glog.V(0).Infoln("Folder", folder, "Permission:", perm)
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if 0200&perm != 0 {
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return nil
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}
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return errors.New("Not writable!")
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}
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func GetFileSize(file *os.File) (size int64, err error) {
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var fi os.FileInfo
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if fi, err = file.Stat(); err == nil {
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size = fi.Size()
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}
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return
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}
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func FileExists(filename string) bool {
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_, err := os.Stat(filename)
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if os.IsNotExist(err) {
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return false
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}
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return true
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}
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func CheckFile(filename string) (exists, canRead, canWrite bool, modTime time.Time, fileSize int64) {
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exists = true
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fi, err := os.Stat(filename)
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if os.IsNotExist(err) {
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exists = false
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return
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}
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if err != nil {
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glog.Errorf("check %s: %v", filename, err)
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return
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}
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if fi.Mode()&0400 != 0 {
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canRead = true
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}
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if fi.Mode()&0200 != 0 {
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canWrite = true
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}
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modTime = fi.ModTime()
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fileSize = fi.Size()
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return
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}
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