| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <pwd.h> |
| #include <stddef.h> |
| #include <sys/types.h> |
| #include <unistd.h> |
| |
| #include "chrome/browser/policy/policy_path_parser.h" |
| |
| #include "base/logging.h" |
| |
| namespace policy { |
| |
| namespace path_parser { |
| |
| const char kMachineNamePolicyVarName[] = "${machine_name}"; |
| const char kUserNamePolicyVarName[] = "${user_name}"; |
| |
| // Replaces all variable occurrences in the policy string with the respective |
| // system settings values. |
| base::FilePath::StringType ExpandPathVariables( |
| const base::FilePath::StringType& untranslated_string) { |
| base::FilePath::StringType result(untranslated_string); |
| if (result.length() == 0) |
| return result; |
| // Sanitize quotes in case of any around the whole string. |
| if (result.length() > 1 && |
| ((result.front() == '"' && result.back() == '"') || |
| (result.front() == '\'' && result.back() == '\''))) { |
| // Strip first and last char which should be matching quotes now. |
| result = result.substr(1, result.length() - 2); |
| } |
| // Translate two special variables ${user_name} and ${machine_name} |
| size_t position = result.find(kUserNamePolicyVarName); |
| if (position != std::string::npos) { |
| struct passwd* user = getpwuid(geteuid()); |
| if (user) { |
| result.replace(position, strlen(kUserNamePolicyVarName), user->pw_name); |
| } else { |
| LOG(ERROR) << "Username variable can not be resolved. "; |
| } |
| } |
| position = result.find(kMachineNamePolicyVarName); |
| if (position != std::string::npos) { |
| char machinename[255]; |
| if (gethostname(machinename, 255) == 0) { |
| result.replace(position, strlen(kMachineNamePolicyVarName), machinename); |
| } else { |
| LOG(ERROR) << "Machine name variable can not be resolved."; |
| } |
| } |
| return result; |
| } |
| |
| void CheckUserDataDirPolicy(base::FilePath* user_data_dir) { |
| // This function is not implemented in Linux because we don't support the |
| // policy on this platform. |
| NOTREACHED(); |
| } |
| |
| void CheckDiskCacheDirPolicy(base::FilePath* user_data_dir) { |
| // This function is not implemented in Linux because we don't support the |
| // policy on this platform. |
| NOTREACHED(); |
| } |
| |
| } // namespace path_parser |
| |
| } // namespace policy |