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1 | // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- |
2 | // vim: ts=8 sw=2 smarttab | |
3 | /* | |
4 | * Ceph - scalable distributed file system | |
5 | * | |
6 | * Copyright (C) 2012 Inktank, Inc. | |
7 | * | |
8 | * This is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU Lesser General Public | |
10 | * License kkjversion 2.1, as published by the Free Software | |
11 | * Foundation. See file COPYING. | |
12 | */ | |
13 | #include <boost/program_options/variables_map.hpp> | |
14 | #include <boost/program_options/parsers.hpp> | |
15 | ||
16 | #include <stdlib.h> | |
17 | #include <string> | |
18 | ||
19 | #include "common/errno.h" | |
20 | #include "global/global_init.h" | |
21 | ||
22 | #include "os/filestore/DBObjectMap.h" | |
23 | #include "kv/KeyValueDB.h" | |
24 | ||
25 | namespace po = boost::program_options; | |
26 | using namespace std; | |
27 | ||
28 | int main(int argc, char **argv) { | |
29 | po::options_description desc("Allowed options"); | |
30 | string store_path, cmd, out_path, oid; | |
31 | bool debug = false; | |
32 | desc.add_options() | |
33 | ("help", "produce help message") | |
34 | ("omap-path", po::value<string>(&store_path), | |
35 | "path to mon directory, mandatory (current/omap usually)") | |
36 | ("paranoid", "use paranoid checking") | |
37 | ("debug", "Additional debug output from DBObjectMap") | |
38 | ("oid", po::value<string>(&oid), "Restrict to this object id when dumping objects") | |
39 | ("command", po::value<string>(&cmd), | |
40 | "command arg is one of [dump-raw-keys, dump-raw-key-vals, dump-objects, dump-objects-with-keys, check, dump-headers, repair], mandatory") | |
41 | ; | |
42 | po::positional_options_description p; | |
43 | p.add("command", 1); | |
44 | ||
45 | vector<string> ceph_option_strings; | |
46 | po::variables_map vm; | |
47 | try { | |
48 | po::parsed_options parsed = | |
49 | po::command_line_parser(argc, argv).options(desc).positional(p).allow_unregistered().run(); | |
50 | po::store( | |
51 | parsed, | |
52 | vm); | |
53 | po::notify(vm); | |
54 | ||
55 | ceph_option_strings = po::collect_unrecognized(parsed.options, | |
56 | po::include_positional); | |
57 | } catch(po::error &e) { | |
58 | std::cerr << e.what() << std::endl; | |
59 | return 1; | |
60 | } | |
61 | ||
62 | vector<const char *> ceph_options, def_args; | |
63 | ceph_options.reserve(ceph_option_strings.size()); | |
64 | for (vector<string>::iterator i = ceph_option_strings.begin(); | |
65 | i != ceph_option_strings.end(); | |
66 | ++i) { | |
67 | ceph_options.push_back(i->c_str()); | |
68 | } | |
69 | ||
70 | if (vm.count("debug")) debug = true; | |
71 | ||
72 | auto cct = global_init( | |
73 | &def_args, ceph_options, CEPH_ENTITY_TYPE_OSD, | |
74 | CODE_ENVIRONMENT_UTILITY_NODOUT, 0); | |
75 | common_init_finish(g_ceph_context); | |
76 | g_ceph_context->_conf->apply_changes(NULL); | |
77 | g_conf = g_ceph_context->_conf; | |
78 | if (debug) { | |
79 | g_conf->set_val_or_die("log_to_stderr", "true"); | |
80 | g_conf->set_val_or_die("err_to_stderr", "true"); | |
81 | } | |
82 | g_conf->apply_changes(NULL); | |
83 | ||
84 | if (vm.count("help")) { | |
85 | std::cerr << desc << std::endl; | |
86 | return 1; | |
87 | } | |
88 | ||
89 | if (vm.count("omap-path") == 0) { | |
90 | std::cerr << "Required argument --omap-path" << std::endl; | |
91 | return 1; | |
92 | } | |
93 | ||
94 | if (vm.count("command") == 0) { | |
95 | std::cerr << "Required argument --command" << std::endl; | |
96 | return 1; | |
97 | } | |
98 | ||
99 | KeyValueDB* store(KeyValueDB::create(g_ceph_context, "leveldb", store_path)); | |
100 | /*if (vm.count("paranoid")) { | |
101 | std::cerr << "Enabling paranoid checks" << std::endl; | |
102 | store->options.paranoid_checks = true; | |
103 | }*/ | |
104 | DBObjectMap omap(cct.get(), store); | |
105 | stringstream out; | |
106 | int r = store->open(out); | |
107 | if (r < 0) { | |
108 | std::cerr << "Store open got: " << cpp_strerror(r) << std::endl; | |
109 | std::cerr << "Output: " << out.str() << std::endl; | |
224ce89b | 110 | return r; |
7c673cae FG |
111 | } |
112 | // We don't call omap.init() here because it will repair | |
113 | // the DBObjectMap which we might want to examine for diagnostic | |
114 | // reasons. Instead use --command repair. | |
7c673cae FG |
115 | |
116 | if (cmd == "dump-raw-keys") { | |
117 | KeyValueDB::WholeSpaceIterator i = store->get_iterator(); | |
118 | for (i->seek_to_first(); i->valid(); i->next()) { | |
119 | std::cout << i->raw_key() << std::endl; | |
120 | } | |
224ce89b | 121 | return 0; |
7c673cae FG |
122 | } else if (cmd == "dump-raw-key-vals") { |
123 | KeyValueDB::WholeSpaceIterator i = store->get_iterator(); | |
124 | for (i->seek_to_first(); i->valid(); i->next()) { | |
125 | std::cout << i->raw_key() << std::endl; | |
126 | i->value().hexdump(std::cout); | |
127 | } | |
224ce89b | 128 | return 0; |
7c673cae FG |
129 | } else if (cmd == "dump-objects") { |
130 | vector<ghobject_t> objects; | |
131 | r = omap.list_objects(&objects); | |
132 | if (r < 0) { | |
133 | std::cerr << "list_objects got: " << cpp_strerror(r) << std::endl; | |
224ce89b | 134 | return r; |
7c673cae FG |
135 | } |
136 | for (vector<ghobject_t>::iterator i = objects.begin(); | |
137 | i != objects.end(); | |
138 | ++i) { | |
139 | if (vm.count("oid") != 0 && i->hobj.oid.name != oid) | |
140 | continue; | |
141 | std::cout << *i << std::endl; | |
142 | } | |
224ce89b | 143 | return 0; |
7c673cae FG |
144 | } else if (cmd == "dump-objects-with-keys") { |
145 | vector<ghobject_t> objects; | |
146 | r = omap.list_objects(&objects); | |
147 | if (r < 0) { | |
148 | std::cerr << "list_objects got: " << cpp_strerror(r) << std::endl; | |
224ce89b | 149 | return r; |
7c673cae FG |
150 | } |
151 | for (vector<ghobject_t>::iterator i = objects.begin(); | |
152 | i != objects.end(); | |
153 | ++i) { | |
154 | if (vm.count("oid") != 0 && i->hobj.oid.name != oid) | |
155 | continue; | |
156 | std::cout << "Object: " << *i << std::endl; | |
157 | ObjectMap::ObjectMapIterator j = omap.get_iterator(ghobject_t(i->hobj)); | |
158 | for (j->seek_to_first(); j->valid(); j->next()) { | |
159 | std::cout << j->key() << std::endl; | |
160 | j->value().hexdump(std::cout); | |
161 | } | |
162 | } | |
224ce89b | 163 | return 0; |
7c673cae FG |
164 | } else if (cmd == "check" || cmd == "repair") { |
165 | ostringstream ss; | |
166 | bool repair = (cmd == "repair"); | |
167 | r = omap.check(ss, repair); | |
168 | if (r) { | |
169 | std::cerr << ss.str() << std::endl; | |
170 | if (r > 0) { | |
171 | std::cerr << "check got " << r << " error(s)" << std::endl; | |
224ce89b | 172 | return 1; |
7c673cae FG |
173 | } |
174 | } | |
175 | std::cout << (repair ? "repair" : "check") << " succeeded" << std::endl; | |
224ce89b | 176 | return 0; |
7c673cae FG |
177 | } else if (cmd == "dump-headers") { |
178 | vector<DBObjectMap::_Header> headers; | |
179 | r = omap.list_object_headers(&headers); | |
180 | if (r < 0) { | |
181 | std::cerr << "list_object_headers got: " << cpp_strerror(r) << std::endl; | |
224ce89b | 182 | return 1; |
7c673cae FG |
183 | } |
184 | for (auto i : headers) | |
185 | std::cout << i << std::endl; | |
224ce89b | 186 | return 0; |
7c673cae FG |
187 | } else { |
188 | std::cerr << "Did not recognize command " << cmd << std::endl; | |
224ce89b | 189 | return 1; |
7c673cae | 190 | } |
7c673cae | 191 | } |