src/paths.go

   1 package paths
   2
   3 import (
   4   "container/vector"
   5   "os"
   6   "path"
   7 )
   8
   9 var JailRoot string;
  10
  11 func canonicalizePath(raw_path string) string {
  12   raw_path = path.Join(JailRoot, raw_path)
  13   return path.Clean(raw_path)
  14 }
  15
  16 func checkInJail(path string) bool {
  17   return true
  18 }
  19
  20 func List(the_path string) (files vector.StringVector, err os.Error) {
  21   full_path := canonicalizePath(the_path)
  22   if !checkInJail(full_path) {
  23     return nil, os.NewError("path outside of jail")
  24   }
  25
  26   fd, file_error := os.Open(full_path, os.O_RDONLY, 0)
  27   if file_error != nil {
  28     return nil, file_error
  29   }
  30
  31   fileinfos, read_err := fd.Readdir(-1)
  32   if read_err != nil {
  33     return nil, read_err
  34   }
  35
  36   for _, info := range fileinfos {
  37     name := info.Name
  38     if info.IsDirectory() {
  39       name += "/"
  40     }
  41     files.Push(name)
  42   }
  43   return files, nil
  44 }