1dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen// Copyright (c) 2011 The Chromium Authors. All rights reserved. 2dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen// Use of this source code is governed by a BSD-style license that can be 3dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen// found in the LICENSE file. 4dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen 5dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen#include <pwd.h> 6dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen 7dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen#include "chrome/browser/policy/policy_path_parser.h" 8dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen 9dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen#include "base/logging.h" 10dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen 11dc0f95d653279beabeb9817299e2902918ba123eKristian Monsennamespace policy { 12dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen 13dc0f95d653279beabeb9817299e2902918ba123eKristian Monsennamespace path_parser { 14dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen 15dc0f95d653279beabeb9817299e2902918ba123eKristian Monsenconst char* kMachineNamePolicyVarName = "${machine_name}"; 16dc0f95d653279beabeb9817299e2902918ba123eKristian Monsenconst char* kUserNamePolicyVarName = "${user_name}"; 17dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen 18dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen// Replaces all variable occurrences in the policy string with the respective 19dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen// system settings values. 20dc0f95d653279beabeb9817299e2902918ba123eKristian MonsenFilePath::StringType ExpandPathVariables( 21dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen const FilePath::StringType& untranslated_string) { 22dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen FilePath::StringType result(untranslated_string); 23dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen // Translate two special variables ${user_name} and ${machine_name} 24dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen size_t position = result.find(kUserNamePolicyVarName); 25dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen if (position != std::string::npos) { 26dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen struct passwd* user = getpwuid(geteuid()); 27dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen if (user) { 28dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen result.replace(position, strlen(kUserNamePolicyVarName), user->pw_name); 29dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen } else { 30dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen LOG(ERROR) << "Username variable can not be resolved. "; 31dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen } 32dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen } 33dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen position = result.find(kMachineNamePolicyVarName); 34dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen if (position != std::string::npos) { 35dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen char machinename[255]; 36dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen if (gethostname(machinename, 255) == 0) { 37dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen result.replace(position, strlen(kMachineNamePolicyVarName), machinename); 38dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen } else { 39dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen LOG(ERROR) << "Machine name variable can not be resolved."; 40dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen } 41dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen } 42dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen return result; 43dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen} 44dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen 45dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen} // namespace path_parser 46dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen 47dc0f95d653279beabeb9817299e2902918ba123eKristian Monsen} // namespace policy 48