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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"); | |
3efd9988 | 30 | string store_path, cmd, oid, backend; |
7c673cae FG |
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), | |
b32b8144 | 40 | "command arg is one of [dump-raw-keys, dump-raw-key-vals, dump-objects, dump-objects-with-keys, check, dump-headers, repair, compact], mandatory") |
3efd9988 FG |
41 | ("backend", po::value<string>(&backend), |
42 | "DB backend (default rocksdb)") | |
7c673cae FG |
43 | ; |
44 | po::positional_options_description p; | |
45 | p.add("command", 1); | |
46 | ||
47 | vector<string> ceph_option_strings; | |
48 | po::variables_map vm; | |
49 | try { | |
50 | po::parsed_options parsed = | |
51 | po::command_line_parser(argc, argv).options(desc).positional(p).allow_unregistered().run(); | |
52 | po::store( | |
53 | parsed, | |
54 | vm); | |
55 | po::notify(vm); | |
56 | ||
57 | ceph_option_strings = po::collect_unrecognized(parsed.options, | |
58 | po::include_positional); | |
59 | } catch(po::error &e) { | |
60 | std::cerr << e.what() << std::endl; | |
61 | return 1; | |
62 | } | |
63 | ||
64 | vector<const char *> ceph_options, def_args; | |
65 | ceph_options.reserve(ceph_option_strings.size()); | |
66 | for (vector<string>::iterator i = ceph_option_strings.begin(); | |
67 | i != ceph_option_strings.end(); | |
68 | ++i) { | |
69 | ceph_options.push_back(i->c_str()); | |
70 | } | |
71 | ||
72 | if (vm.count("debug")) debug = true; | |
73 | ||
74 | auto cct = global_init( | |
75 | &def_args, ceph_options, CEPH_ENTITY_TYPE_OSD, | |
76 | CODE_ENVIRONMENT_UTILITY_NODOUT, 0); | |
77 | common_init_finish(g_ceph_context); | |
78 | g_ceph_context->_conf->apply_changes(NULL); | |
79 | g_conf = g_ceph_context->_conf; | |
80 | if (debug) { | |
81 | g_conf->set_val_or_die("log_to_stderr", "true"); | |
82 | g_conf->set_val_or_die("err_to_stderr", "true"); | |
83 | } | |
84 | g_conf->apply_changes(NULL); | |
85 | ||
86 | if (vm.count("help")) { | |
87 | std::cerr << desc << std::endl; | |
88 | return 1; | |
89 | } | |
90 | ||
91 | if (vm.count("omap-path") == 0) { | |
92 | std::cerr << "Required argument --omap-path" << std::endl; | |
93 | return 1; | |
94 | } | |
95 | ||
96 | if (vm.count("command") == 0) { | |
97 | std::cerr << "Required argument --command" << std::endl; | |
98 | return 1; | |
99 | } | |
100 | ||
3efd9988 FG |
101 | if (vm.count("backend") == 0) { |
102 | backend = "rocksdb"; | |
103 | } | |
104 | ||
105 | KeyValueDB* store(KeyValueDB::create(g_ceph_context, backend, store_path)); | |
106 | if (store == NULL) { | |
107 | std::cerr << "Invalid backend '" << backend << "' specified" << std::endl; | |
108 | return 1; | |
109 | } | |
7c673cae FG |
110 | /*if (vm.count("paranoid")) { |
111 | std::cerr << "Enabling paranoid checks" << std::endl; | |
112 | store->options.paranoid_checks = true; | |
113 | }*/ | |
114 | DBObjectMap omap(cct.get(), store); | |
115 | stringstream out; | |
116 | int r = store->open(out); | |
117 | if (r < 0) { | |
118 | std::cerr << "Store open got: " << cpp_strerror(r) << std::endl; | |
119 | std::cerr << "Output: " << out.str() << std::endl; | |
224ce89b | 120 | return r; |
7c673cae FG |
121 | } |
122 | // We don't call omap.init() here because it will repair | |
123 | // the DBObjectMap which we might want to examine for diagnostic | |
124 | // reasons. Instead use --command repair. | |
7c673cae | 125 | |
3efd9988 FG |
126 | omap.get_state(); |
127 | std::cout << "Version: " << (int)omap.state.v << std::endl; | |
128 | std::cout << "Seq: " << omap.state.seq << std::endl; | |
129 | std::cout << "legacy: " << (omap.state.legacy ? "true" : "false") << std::endl; | |
130 | ||
7c673cae FG |
131 | if (cmd == "dump-raw-keys") { |
132 | KeyValueDB::WholeSpaceIterator i = store->get_iterator(); | |
133 | for (i->seek_to_first(); i->valid(); i->next()) { | |
134 | std::cout << i->raw_key() << std::endl; | |
135 | } | |
224ce89b | 136 | return 0; |
7c673cae FG |
137 | } else if (cmd == "dump-raw-key-vals") { |
138 | KeyValueDB::WholeSpaceIterator i = store->get_iterator(); | |
139 | for (i->seek_to_first(); i->valid(); i->next()) { | |
140 | std::cout << i->raw_key() << std::endl; | |
141 | i->value().hexdump(std::cout); | |
142 | } | |
224ce89b | 143 | return 0; |
7c673cae FG |
144 | } else if (cmd == "dump-objects") { |
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 << *i << std::endl; | |
157 | } | |
224ce89b | 158 | return 0; |
7c673cae FG |
159 | } else if (cmd == "dump-objects-with-keys") { |
160 | vector<ghobject_t> objects; | |
161 | r = omap.list_objects(&objects); | |
162 | if (r < 0) { | |
163 | std::cerr << "list_objects got: " << cpp_strerror(r) << std::endl; | |
224ce89b | 164 | return r; |
7c673cae FG |
165 | } |
166 | for (vector<ghobject_t>::iterator i = objects.begin(); | |
167 | i != objects.end(); | |
168 | ++i) { | |
169 | if (vm.count("oid") != 0 && i->hobj.oid.name != oid) | |
170 | continue; | |
171 | std::cout << "Object: " << *i << std::endl; | |
172 | ObjectMap::ObjectMapIterator j = omap.get_iterator(ghobject_t(i->hobj)); | |
173 | for (j->seek_to_first(); j->valid(); j->next()) { | |
174 | std::cout << j->key() << std::endl; | |
175 | j->value().hexdump(std::cout); | |
176 | } | |
177 | } | |
224ce89b | 178 | return 0; |
7c673cae FG |
179 | } else if (cmd == "check" || cmd == "repair") { |
180 | ostringstream ss; | |
181 | bool repair = (cmd == "repair"); | |
3efd9988 | 182 | r = omap.check(ss, repair, true); |
7c673cae FG |
183 | if (r) { |
184 | std::cerr << ss.str() << std::endl; | |
185 | if (r > 0) { | |
186 | std::cerr << "check got " << r << " error(s)" << std::endl; | |
224ce89b | 187 | return 1; |
7c673cae FG |
188 | } |
189 | } | |
190 | std::cout << (repair ? "repair" : "check") << " succeeded" << std::endl; | |
224ce89b | 191 | return 0; |
7c673cae FG |
192 | } else if (cmd == "dump-headers") { |
193 | vector<DBObjectMap::_Header> headers; | |
194 | r = omap.list_object_headers(&headers); | |
195 | if (r < 0) { | |
196 | std::cerr << "list_object_headers got: " << cpp_strerror(r) << std::endl; | |
224ce89b | 197 | return 1; |
7c673cae FG |
198 | } |
199 | for (auto i : headers) | |
200 | std::cout << i << std::endl; | |
224ce89b | 201 | return 0; |
3efd9988 FG |
202 | } else if (cmd == "resetv2") { |
203 | omap.state.v = 2; | |
204 | omap.state.legacy = false; | |
205 | omap.set_state(); | |
b32b8144 FG |
206 | } else if (cmd == "compact") { |
207 | omap.compact(); | |
208 | return 0; | |
7c673cae FG |
209 | } else { |
210 | std::cerr << "Did not recognize command " << cmd << std::endl; | |
224ce89b | 211 | return 1; |
7c673cae | 212 | } |
7c673cae | 213 | } |