2 Samba Unix/Linux CIFS implementation
4 low level TDB/CTDB tool using the dbwrap interface
6 Copyright (C) 2009 Michael Adam <obnox@samba.org>
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>.
23 #include "system/filesys.h"
24 #include "popt_common.h"
25 #include "dbwrap/dbwrap.h"
26 #include "dbwrap/dbwrap_open.h"
29 typedef enum { OP_FETCH, OP_STORE, OP_DELETE, OP_ERASE, OP_LISTKEYS } dbwrap_op;
31 typedef enum { TYPE_INT32, TYPE_UINT32 } dbwrap_type;
33 static int dbwrap_tool_fetch_int32(struct db_context *db,
40 status = dbwrap_fetch_int32(db, keyname, &value);
41 if (!NT_STATUS_IS_OK(status)) {
42 d_printf("Error fetching int32 from key '%s': %s\n",
43 keyname, nt_errstr(status));
46 d_printf("%d\n", value);
51 static int dbwrap_tool_fetch_uint32(struct db_context *db,
58 ret = dbwrap_fetch_uint32(db, keyname, &value);
60 d_printf("%u\n", value);
63 d_fprintf(stderr, "ERROR: could not fetch uint32 key '%s'\n",
69 static int dbwrap_tool_store_int32(struct db_context *db,
74 int32_t value = *((int32_t *)data);
76 status = dbwrap_trans_store_int32(db, keyname, value);
78 if (!NT_STATUS_IS_OK(status)) {
79 d_fprintf(stderr, "ERROR: could not store int32 key '%s': %s\n",
80 keyname, nt_errstr(status));
87 static int dbwrap_tool_store_uint32(struct db_context *db,
92 uint32_t value = *((uint32_t *)data);
94 status = dbwrap_trans_store_uint32(db, keyname, value);
96 if (!NT_STATUS_IS_OK(status)) {
98 "ERROR: could not store uint32 key '%s': %s\n",
99 keyname, nt_errstr(status));
106 static int dbwrap_tool_delete(struct db_context *db,
112 status = dbwrap_trans_delete_bystring(db, keyname);
114 if (!NT_STATUS_IS_OK(status)) {
115 d_fprintf(stderr, "ERROR deleting record %s : %s\n",
116 keyname, nt_errstr(status));
123 static int delete_fn(struct db_record *rec, void *priv)
125 dbwrap_record_delete(rec);
130 * dbwrap_tool_erase: erase the whole data base
131 * the keyname argument is not used.
133 static int dbwrap_tool_erase(struct db_context *db,
139 status = dbwrap_traverse(db, delete_fn, NULL, NULL);
141 if (!NT_STATUS_IS_OK(status)) {
142 d_fprintf(stderr, "ERROR erasing the database\n");
149 static int listkey_fn(struct db_record *rec, void *private_data)
151 int length = dbwrap_record_get_key(rec).dsize;
152 unsigned char *p = (unsigned char *)dbwrap_record_get_key(rec).dptr;
155 if (isprint(*p) && !strchr("\"\\", *p)) {
158 d_printf("\\%02X", *p);
168 static int dbwrap_tool_listkeys(struct db_context *db,
174 status = dbwrap_traverse_read(db, listkey_fn, NULL, NULL);
176 if (!NT_STATUS_IS_OK(status)) {
177 d_fprintf(stderr, "ERROR listing db keys\n");
184 struct dbwrap_op_dispatch_table {
187 int (*cmd)(struct db_context *db,
192 struct dbwrap_op_dispatch_table dispatch_table[] = {
193 { OP_FETCH, TYPE_INT32, dbwrap_tool_fetch_int32 },
194 { OP_FETCH, TYPE_UINT32, dbwrap_tool_fetch_uint32 },
195 { OP_STORE, TYPE_INT32, dbwrap_tool_store_int32 },
196 { OP_STORE, TYPE_UINT32, dbwrap_tool_store_uint32 },
197 { OP_DELETE, TYPE_INT32, dbwrap_tool_delete },
198 { OP_ERASE, TYPE_INT32, dbwrap_tool_erase },
199 { OP_LISTKEYS, TYPE_INT32, dbwrap_tool_listkeys },
203 int main(int argc, const char **argv)
205 struct tevent_context *evt_ctx;
206 struct messaging_context *msg_ctx;
207 struct db_context *db;
214 const char *keyname = "";
215 const char *keytype = "int32";
217 const char *valuestr = "0";
220 TALLOC_CTX *mem_ctx = talloc_stackframe();
224 struct poptOption popt_options[] = {
230 const char **extra_argv;
235 lp_set_cmdline("log level", "0");
236 setup_logging(argv[0], DEBUG_STDERR);
238 pc = poptGetContext(argv[0], argc, argv, popt_options, POPT_CONTEXT_KEEP_FIRST);
240 while ((opt = poptGetNextOpt(pc)) != -1) {
243 fprintf(stderr, "Invalid option %s: %s\n",
244 poptBadOption(pc, 0), poptStrerror(opt));
249 /* setup the remaining options for the main program to use */
250 extra_argv = poptGetArgs(pc);
253 while (extra_argv[extra_argc]) extra_argc++;
256 lp_load_global(get_dyn_CONFIGFILE());
258 if ((extra_argc < 2) || (extra_argc > 5)) {
260 "USAGE: %s <database> <op> [<key> [<type> [<value>]]]\n"
261 " ops: fetch, store, delete, erase, listkeys\n"
262 " types: int32, uint32\n",
267 dbname = extra_argv[0];
268 opname = extra_argv[1];
270 if (strcmp(opname, "store") == 0) {
271 if (extra_argc != 5) {
272 d_fprintf(stderr, "ERROR: operation 'store' requires "
276 valuestr = extra_argv[4];
277 keytype = extra_argv[3];
278 keyname = extra_argv[2];
280 } else if (strcmp(opname, "fetch") == 0) {
281 if (extra_argc != 4) {
282 d_fprintf(stderr, "ERROR: operation 'fetch' requires "
283 "type but not value argument\n");
287 keytype = extra_argv[3];
288 keyname = extra_argv[2];
289 } else if (strcmp(opname, "delete") == 0) {
290 if (extra_argc != 3) {
291 d_fprintf(stderr, "ERROR: operation 'delete' does "
292 "not allow type nor value argument\n");
295 keyname = extra_argv[2];
297 } else if (strcmp(opname, "erase") == 0) {
298 if (extra_argc != 2) {
299 d_fprintf(stderr, "ERROR: operation 'erase' does "
300 "not take a key argument\n");
304 } else if (strcmp(opname, "listkeys") == 0) {
305 if (extra_argc != 2) {
306 d_fprintf(stderr, "ERROR: operation 'listkeys' does "
307 "not take a key argument\n");
313 "ERROR: invalid op '%s' specified\n"
314 " supported ops: fetch, store, delete\n",
319 if (strcmp(keytype, "int32") == 0) {
321 value = (int32_t)strtol(valuestr, NULL, 10);
322 } else if (strcmp(keytype, "uint32") == 0) {
324 value = (int32_t)strtoul(valuestr, NULL, 10);
326 d_fprintf(stderr, "ERROR: invalid type '%s' specified.\n"
327 " supported types: int32, uint32\n",
332 evt_ctx = tevent_context_init(mem_ctx);
333 if (evt_ctx == NULL) {
334 d_fprintf(stderr, "ERROR: could not init event context\n");
338 msg_ctx = messaging_init(mem_ctx, procid_self(), evt_ctx);
339 if (msg_ctx == NULL) {
340 d_fprintf(stderr, "ERROR: could not init messaging context\n");
344 db = db_open(mem_ctx, dbname, 0, TDB_DEFAULT, O_RDWR | O_CREAT, 0644);
346 d_fprintf(stderr, "ERROR: could not open dbname\n");
350 for (count = 0; dispatch_table[count].cmd != NULL; count++) {
351 if ((op == dispatch_table[count].op) &&
352 (type == dispatch_table[count].type))
354 ret = dispatch_table[count].cmd(db, keyname, &value);
360 TALLOC_FREE(mem_ctx);