1
2 /**
3 * Copyright (C) 2018-present MongoDB, Inc.
4 *
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the Server Side Public License, version 1,
7 * as published by MongoDB, Inc.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * Server Side Public License for more details.
13 *
14 * You should have received a copy of the Server Side Public License
15 * along with this program. If not, see
16 * <http://www.mongodb.com/licensing/server-side-public-license>.
17 *
18 * As a special exception, the copyright holders give permission to link the
19 * code of portions of this program with the OpenSSL library under certain
20 * conditions as described in each individual source file and distribute
21 * linked combinations including the program with the OpenSSL library. You
22 * must comply with the Server Side Public License in all respects for
23 * all of the code used other than as permitted herein. If you modify file(s)
24 * with this exception, you may extend this exception to your version of the
25 * file(s), but you are not obligated to do so. If you do not wish to do so,
26 * delete this exception statement from your version. If you delete this
27 * exception statement from all source files in the program, then also delete
28 * it in the license file.
29 */
30
31 #include <stdexcept>
32
33 #include <boost/filesystem/path.hpp>
34 #include <codecvt>
35 #include <locale>
36
37 #include "mongo/base/init.h"
38 #include "mongo/util/mongoutils/str.h"
39
40 namespace mongo {
41
MONGO_INITIALIZER_GENERAL(ValidateLocale,MONGO_NO_PREREQUISITES,MONGO_DEFAULT_PREREQUISITES)42 MONGO_INITIALIZER_GENERAL(ValidateLocale, MONGO_NO_PREREQUISITES, MONGO_DEFAULT_PREREQUISITES)
43 (InitializerContext*) {
44 try {
45 // Validate that boost can correctly load the user's locale
46 boost::filesystem::path("/").has_root_directory();
47 } catch (const std::runtime_error& e) {
48 return Status(
49 ErrorCodes::BadValue,
50 str::stream()
51 << "Invalid or no user locale set. "
52 #ifndef _WIN32
53 << " Please ensure LANG and/or LC_* environment variables are set correctly. "
54 #endif
55 << e.what());
56 }
57
58 #ifdef _WIN32
59 // Make boost filesystem treat all strings as UTF-8 encoded instead of CP_ACP.
60 std::locale loc(std::locale(""), new std::codecvt_utf8_utf16<wchar_t>);
61 boost::filesystem::path::imbue(loc);
62 #endif
63
64 return Status::OK();
65 }
66
67 } // namespace mongo
68