2 Unix SMB/CIFS implementation.
4 LDB based services configuration
6 Copyright (C) Simo Sorce 2006
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 2 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, write to the Free Software
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 #include "ldb/include/ldb.h"
25 #include "ldb/include/ldb_errors.h"
26 #include "auth/auth.h"
28 #include "param/share.h"
30 static NTSTATUS sldb_init(TALLOC_CTX *mem_ctx, const struct share_ops *ops, struct share_context **ctx)
32 struct ldb_context *sdb;
34 *ctx = talloc(mem_ctx, struct share_context);
36 DEBUG(0, ("ERROR: Out of memory!\n"));
37 return NT_STATUS_NO_MEMORY;
40 sdb = ldb_wrap_connect( *ctx,
41 private_path(*ctx, "share.ldb"),
47 return NT_STATUS_UNSUCCESSFUL;
51 (*ctx)->priv_data = (void *)sdb;
56 static const char *sldb_string_option(struct share_config *scfg, const char *opt_name, const char *defval)
58 struct ldb_message *msg;
59 struct ldb_message_element *el;
61 if (scfg == NULL) return defval;
63 msg = talloc_get_type(scfg->opaque, struct ldb_message);
65 if (strchr(opt_name, ':')) {
68 name = talloc_strdup(scfg, opt_name);
72 p = strchr(name, ':');
75 el = ldb_msg_find_element(msg, name);
77 el = ldb_msg_find_element(msg, opt_name);
84 return (const char *)(el->values[0].data);
87 static int sldb_int_option(struct share_config *scfg, const char *opt_name, int defval)
92 val = sldb_string_option(scfg, opt_name, NULL);
93 if (val == NULL) return defval;
96 ret = (int)strtol(val, NULL, 10);
102 static BOOL sldb_bool_option(struct share_config *scfg, const char *opt_name, BOOL defval)
106 val = sldb_string_option(scfg, opt_name, NULL);
107 if (val == NULL) return defval;
109 if (strcasecmp(val, "true") == 0) return True;
114 static const char **sldb_string_list_option(TALLOC_CTX *mem_ctx, struct share_config *scfg, const char *opt_name)
116 struct ldb_message *msg;
117 struct ldb_message_element *el;
121 if (scfg == NULL) return NULL;
123 msg = talloc_get_type(scfg->opaque, struct ldb_message);
125 if (strchr(opt_name, ':')) {
128 name = talloc_strdup(scfg, opt_name);
132 p = strchr(name, ':');
135 el = ldb_msg_find_element(msg, name);
137 el = ldb_msg_find_element(msg, opt_name);
144 list = talloc_array(mem_ctx, const char *, el->num_values + 1);
145 if (!list) return NULL;
147 for (i = 0; i < el->num_values; i++) {
148 list[i] = (const char *)(el->values[i].data);
155 static NTSTATUS sldb_list_all(TALLOC_CTX *mem_ctx,
156 struct share_context *ctx,
162 struct ldb_context *ldb;
163 struct ldb_result *res;
166 tmp_ctx = talloc_new(mem_ctx);
168 DEBUG(0,("ERROR: Out of memory!\n"));
169 return NT_STATUS_NO_MEMORY;
172 ldb = talloc_get_type(ctx->priv_data, struct ldb_context);
174 ret = ldb_search(ldb, ldb_dn_explode(tmp_ctx, "CN=SHARES"), LDB_SCOPE_SUBTREE, "(name=*)", NULL, &res);
175 talloc_steal(tmp_ctx, res);
176 if (ret != LDB_SUCCESS) {
177 talloc_free(tmp_ctx);
178 return NT_STATUS_BAD_NETWORK_NAME;
181 n = talloc_array(mem_ctx, const char *, res->count);
183 DEBUG(0,("ERROR: Out of memory!\n"));
184 talloc_free(tmp_ctx);
185 return NT_STATUS_NO_MEMORY;
188 for (i = 0, j = 0; i < res->count; i++) {
189 n[j] = talloc_strdup(n, ldb_msg_find_attr_as_string(res->msgs[i], "name", NULL));
191 DEBUG(0,("WARNING: Malformed share object in share database\n!"));
199 talloc_free(tmp_ctx);
204 static NTSTATUS sldb_get_config(TALLOC_CTX *mem_ctx,
205 struct share_context *ctx,
207 struct share_config **scfg)
210 struct share_config *s;
211 struct ldb_context *ldb;
212 struct ldb_result *res;
216 tmp_ctx = talloc_new(mem_ctx);
218 DEBUG(0,("ERROR: Out of memory!\n"));
219 return NT_STATUS_NO_MEMORY;
222 ldb = talloc_get_type(ctx->priv_data, struct ldb_context);
224 filter = talloc_asprintf(tmp_ctx,"(name=%s)", name);
226 DEBUG(0,("ERROR: Out of memory!\n"));
227 talloc_free(tmp_ctx);
228 return NT_STATUS_NO_MEMORY;
230 ret = ldb_search(ldb, ldb_dn_explode(tmp_ctx, "CN=SHARES"), LDB_SCOPE_SUBTREE, filter, NULL, &res);
231 talloc_steal(tmp_ctx, res);
232 if (ret != LDB_SUCCESS || res->count != 1) {
233 talloc_free(tmp_ctx);
234 return NT_STATUS_BAD_NETWORK_NAME;
237 s = talloc(tmp_ctx, struct share_config);
239 DEBUG(0,("ERROR: Out of memory!\n"));
240 talloc_free(tmp_ctx);
241 return NT_STATUS_NO_MEMORY;
244 s->name = talloc_strdup(s, ldb_msg_find_attr_as_string(res->msgs[0], "name", NULL));
246 DEBUG(0,("ERROR: Invalid share object!\n"));
247 talloc_free(tmp_ctx);
248 return NT_STATUS_UNSUCCESSFUL;
251 s->opaque = talloc_steal(s, res->msgs[0]);
253 DEBUG(0,("ERROR: Invalid share object!\n"));
254 talloc_free(tmp_ctx);
255 return NT_STATUS_UNSUCCESSFUL;
260 *scfg = talloc_steal(mem_ctx, s);
262 talloc_free(tmp_ctx);
266 #define SHARE_ADD_STRING(name, value) do { \
267 err = ldb_msg_add_string(msg, name, value); \
268 if (err != LDB_SUCCESS) { \
269 DEBUG(2,("ERROR: unable to add string share option %s to ldb msg\n", name)); \
270 ret = NT_STATUS_UNSUCCESSFUL; \
274 #define SHARE_ADD_INT(name, value) do { \
275 err = ldb_msg_add_fmt(msg, name, "%d", value); \
276 if (err != LDB_SUCCESS) { \
277 DEBUG(2,("ERROR: unable to add integer share option %s to ldb msg\n", name)); \
278 ret = NT_STATUS_UNSUCCESSFUL; \
282 #define SHARE_ADD_BLOB(name, value) do { \
283 err = ldb_msg_add_value(msg, name, value, NULL); \
284 if (err != LDB_SUCCESS) { \
285 DEBUG(2,("ERROR: unable to add blob share option %s to ldb msg\n", name)); \
286 ret = NT_STATUS_UNSUCCESSFUL; \
290 NTSTATUS sldb_create(struct share_context *ctx, const char *name, struct share_info *info, int count)
292 struct ldb_context *ldb;
293 struct ldb_message *msg;
298 for (i = 0, j = 0; i < count || j != 0x03; i++) {
299 if (strcasecmp(info[i].name, SHARE_TYPE) == 0) j |= 0x02;
300 if (strcasecmp(info[i].name, SHARE_PATH) == 0) j |= 0x01;
301 if (strcasecmp(info[i].name, SHARE_NAME) == 0) {
302 if (strcasecmp(name, (char *)info[i].value) != 0) {
303 return NT_STATUS_INVALID_PARAMETER;
307 if (!name || j != 0x03) {
308 return NT_STATUS_INVALID_PARAMETER;
311 tmp_ctx = talloc_new(NULL);
313 DEBUG(0,("ERROR: Out of memory!\n"));
314 return NT_STATUS_NO_MEMORY;
317 ldb = talloc_get_type(ctx->priv_data, struct ldb_context);
319 msg = ldb_msg_new(tmp_ctx);
321 DEBUG(0,("ERROR: Out of memory!\n"));
322 ret = NT_STATUS_NO_MEMORY;
326 /* TODO: escape info->name */
327 msg->dn = ldb_dn_string_compose(tmp_ctx, ldb_dn_new(tmp_ctx), "CN=%s,CN=SHARES", name);
329 DEBUG(0,("ERROR: Out of memory!\n"));
330 ret = NT_STATUS_NO_MEMORY;
334 SHARE_ADD_STRING("objectClass", "top");
335 SHARE_ADD_STRING("objectClass", "share");
336 SHARE_ADD_STRING("cn", name);
337 SHARE_ADD_STRING(SHARE_NAME, name);
339 for (i = 0; i < count; i++) {
340 if (strcasecmp(info[i].name, SHARE_NAME) == 0) continue;
342 switch (info[i].type) {
343 case SHARE_INFO_STRING:
344 SHARE_ADD_STRING(info[i].name, (char *)info[i].value);
347 SHARE_ADD_INT(info[i].name, *((int *)info[i].value));
349 case SHARE_INFO_BLOB:
350 SHARE_ADD_BLOB(info[i].name, (DATA_BLOB *)info[i].value);
353 DEBUG(2,("ERROR: Invalid share info type for %s\n", info[i].name));
354 ret = NT_STATUS_INVALID_PARAMETER;
359 /* TODO: Security Descriptor */
361 SHARE_ADD_STRING(SHARE_AVAILABLE, "True");
362 SHARE_ADD_STRING(SHARE_BROWSEABLE, "True");
363 SHARE_ADD_STRING(SHARE_READONLY, "False");
364 SHARE_ADD_STRING(SHARE_NTVFS_HANDLER, "unixuid");
365 SHARE_ADD_STRING(SHARE_NTVFS_HANDLER, "posix");
367 err = ldb_add(ldb, msg);
368 if (err != LDB_SUCCESS) {
369 DEBUG(2,("ERROR: unable to add share %s to share.ldb\n"
370 " err=%d [%s]\n", name, err, ldb_errstring(ldb)));
371 if (err == LDB_ERR_NO_SUCH_OBJECT) {
372 ret = NT_STATUS_BAD_NETWORK_NAME;
374 ret = NT_STATUS_UNSUCCESSFUL;
381 talloc_free(tmp_ctx);
385 #define SHARE_MOD_STRING(name, value) do { \
386 err = ldb_msg_add_empty(msg, name, LDB_FLAG_MOD_REPLACE, NULL); \
387 if (err != LDB_SUCCESS) { \
388 DEBUG(2,("ERROR: unable to add string share option %s to ldb msg\n", name)); \
389 ret = NT_STATUS_UNSUCCESSFUL; \
392 err = ldb_msg_add_string(msg, name, value); \
393 if (err != LDB_SUCCESS) { \
394 DEBUG(2,("ERROR: unable to add string share option %s to ldb msg\n", name)); \
395 ret = NT_STATUS_UNSUCCESSFUL; \
399 #define SHARE_MOD_INT(name, value) do { \
400 err = ldb_msg_add_empty(msg, name, LDB_FLAG_MOD_REPLACE, NULL); \
401 if (err != LDB_SUCCESS) { \
402 DEBUG(2,("ERROR: unable to add string share option %s to ldb msg\n", name)); \
403 ret = NT_STATUS_UNSUCCESSFUL; \
406 err = ldb_msg_add_fmt(msg, name, "%d", value); \
407 if (err != LDB_SUCCESS) { \
408 DEBUG(2,("ERROR: unable to add integer share option %s to ldb msg\n", name)); \
409 ret = NT_STATUS_UNSUCCESSFUL; \
413 #define SHARE_MOD_BLOB(name, value) do { \
414 err = ldb_msg_add_empty(msg, name, LDB_FLAG_MOD_REPLACE, NULL); \
415 if (err != LDB_SUCCESS) { \
416 DEBUG(2,("ERROR: unable to add string share option %s to ldb msg\n", name)); \
417 ret = NT_STATUS_UNSUCCESSFUL; \
420 err = ldb_msg_add_value(msg, name, value, NULL); \
421 if (err != LDB_SUCCESS) { \
422 DEBUG(2,("ERROR: unable to add blob share option %s to ldb msg\n", name)); \
423 ret = NT_STATUS_UNSUCCESSFUL; \
427 NTSTATUS sldb_set(struct share_context *ctx, const char *name, struct share_info *info, int count)
429 struct ldb_context *ldb;
430 struct ldb_message *msg;
433 bool do_rename = False;
438 return NT_STATUS_INVALID_PARAMETER;
441 tmp_ctx = talloc_new(NULL);
443 DEBUG(0,("ERROR: Out of memory!\n"));
444 return NT_STATUS_NO_MEMORY;
447 ldb = talloc_get_type(ctx->priv_data, struct ldb_context);
449 msg = ldb_msg_new(tmp_ctx);
451 DEBUG(0,("ERROR: Out of memory!\n"));
452 ret = NT_STATUS_NO_MEMORY;
456 /* TODO: escape name */
457 msg->dn = ldb_dn_string_compose(tmp_ctx, ldb_dn_new(tmp_ctx), "CN=%s,CN=SHARES", name);
459 DEBUG(0,("ERROR: Out of memory!\n"));
460 ret = NT_STATUS_NO_MEMORY;
464 for (i = 0; i < count; i++) {
465 if (strcasecmp(info[i].name, SHARE_NAME) == 0) {
466 if (strcasecmp(name, (char *)info[i].value) != 0) {
468 newname = (char *)info[i].value;
469 SHARE_MOD_STRING("cn", (char *)info[i].value);
473 switch (info[i].type) {
474 case SHARE_INFO_STRING:
475 SHARE_MOD_STRING(info[i].name, (char *)info[i].value);
478 SHARE_MOD_INT(info[i].name, *((int *)info[i].value));
480 case SHARE_INFO_BLOB:
481 SHARE_MOD_BLOB(info[i].name, (DATA_BLOB *)info[i].value);
484 DEBUG(2,("ERROR: Invalid share info type for %s\n", info[i].name));
485 ret = NT_STATUS_INVALID_PARAMETER;
491 struct ldb_dn *olddn, *newdn;
495 /* TODO: escape newname */
496 newdn = ldb_dn_string_compose(tmp_ctx, ldb_dn_new(tmp_ctx), "CN=%s,CN=SHARES", newname);
498 DEBUG(0,("ERROR: Out of memory!\n"));
499 ret = NT_STATUS_NO_MEMORY;
503 err = ldb_rename(ldb, olddn, newdn);
504 if (err != LDB_SUCCESS) {
505 DEBUG(2,("ERROR: unable to rename share %s (to %s)\n"
506 " err=%d [%s]\n", name, newname, err, ldb_errstring(ldb)));
507 if (err == LDB_ERR_NO_SUCH_OBJECT) {
508 ret = NT_STATUS_BAD_NETWORK_NAME;
510 ret = NT_STATUS_UNSUCCESSFUL;
518 err = ldb_modify(ldb, msg);
519 if (err != LDB_SUCCESS) {
520 DEBUG(2,("ERROR: unable to add share %s to share.ldb\n"
521 " err=%d [%s]\n", name, err, ldb_errstring(ldb)));
522 if (err == LDB_ERR_NO_SUCH_OBJECT) {
523 ret = NT_STATUS_BAD_NETWORK_NAME;
525 ret = NT_STATUS_UNSUCCESSFUL;
532 talloc_free(tmp_ctx);
536 NTSTATUS sldb_remove(struct share_context *ctx, const char *name)
538 struct ldb_context *ldb;
544 tmp_ctx = talloc_new(NULL);
546 DEBUG(0,("ERROR: Out of memory!\n"));
547 return NT_STATUS_NO_MEMORY;
550 ldb = talloc_get_type(ctx->priv_data, struct ldb_context);
552 dn = ldb_dn_string_compose(tmp_ctx, ldb_dn_new(tmp_ctx), "CN=%s,CN=SHARES", name);
554 DEBUG(0,("ERROR: Out of memory!\n"));
555 ret = NT_STATUS_NO_MEMORY;
559 err = ldb_delete(ldb, dn);
560 if (err != LDB_SUCCESS) {
561 DEBUG(2,("ERROR: unable to remove share %s from share.ldb\n"
562 " err=%d [%s]\n", name, err, ldb_errstring(ldb)));
563 ret = NT_STATUS_UNSUCCESSFUL;
569 talloc_free(tmp_ctx);
573 NTSTATUS share_ldb_init(void)
575 static struct share_ops ops = {
578 .string_option = sldb_string_option,
579 .int_option = sldb_int_option,
580 .bool_option = sldb_bool_option,
581 .string_list_option = sldb_string_list_option,
582 .list_all = sldb_list_all,
583 .get_config = sldb_get_config,
584 .create = sldb_create,
586 .remove = sldb_remove
589 return share_register(&ops);