Fix http path bug (#16117)

* Fix http path bug

* Add missed request

* add tests

Co-authored-by: 6543 <6543@obermui.de>
This commit is contained in:
Lunny Xiao 2021-06-09 20:53:12 +08:00 committed by GitHub
parent 1bfb0a24d8
commit da057996d5
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3 changed files with 131 additions and 0 deletions

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@ -366,7 +366,26 @@ func (h *serviceHandler) setHeaderCacheForever() {
h.w.Header().Set("Cache-Control", "public, max-age=31536000")
}
func containsParentDirectorySeparator(v string) bool {
if !strings.Contains(v, "..") {
return false
}
for _, ent := range strings.FieldsFunc(v, isSlashRune) {
if ent == ".." {
return true
}
}
return false
}
func isSlashRune(r rune) bool { return r == '/' || r == '\\' }
func (h *serviceHandler) sendFile(contentType, file string) {
if containsParentDirectorySeparator(file) {
log.Error("request file path contains invalid path: %v", file)
h.w.WriteHeader(http.StatusBadRequest)
return
}
reqFile := path.Join(h.dir, file)
fi, err := os.Stat(reqFile)