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Gerasimos (Makis) Maropoulos 2024-04-24 18:41:24 +03:00
parent d88273ab55
commit 4e90cd4e4d
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1 changed files with 4 additions and 7 deletions
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11
context/fs.go
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@ -8,6 +8,7 @@ import (
"os" "os"
"path" "path"
"path/filepath" "path/filepath"
"strings"
) )
// ResolveFS accepts a single input argument of any type // ResolveFS accepts a single input argument of any type
@ -134,15 +135,11 @@ var ResolveHTTPFS = func(fsOrDir interface{}) http.FileSystem {
// FindNames accepts a "http.FileSystem" and a root name and returns // FindNames accepts a "http.FileSystem" and a root name and returns
// the list containing its file names. // the list containing its file names.
func FindNames(fileSystem http.FileSystem, name string) ([]string, error) { func FindNames(fileSystem http.FileSystem, name string) ([]string, error) {
_, filename, ok, err := SafeFilename("", name) if strings.Contains(name, "..") {
if err != nil { return nil, fmt.Errorf("invalid root name")
return nil, err
}
if !ok {
return nil, fmt.Errorf("invalid file name: %s", name)
} }
f, err := fileSystem.Open(filename) f, err := fileSystem.Open(name) // it's the root dir.
if err != nil { if err != nil {
return nil, err return nil, err
} }