2 Samba Unix/Linux SMB client library
3 Distributed SMB/CIFS Server Management Utility
4 Copyright (C) 2003 Andrew Bartlett (abartlet@samba.org)
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>. */
20 #include "utils/net.h"
22 #define ALLOC_CHECK(mem) do { \
24 d_fprintf(stderr, "Out of memory!\n"); \
29 /***********************************************************
30 Helper function for net_idmap_dump. Dump one entry.
31 **********************************************************/
32 static int net_idmap_dump_one_entry(TDB_CONTEXT *tdb,
37 if (strcmp((char *)key.dptr, "USER HWM") == 0) {
38 printf("USER HWM %d\n", IVAL(data.dptr,0));
42 if (strcmp((char *)key.dptr, "GROUP HWM") == 0) {
43 printf("GROUP HWM %d\n", IVAL(data.dptr,0));
47 if (strncmp((char *)key.dptr, "S-", 2) != 0)
50 printf("%s %s\n", data.dptr, key.dptr);
54 /***********************************************************
55 Dump the current idmap
56 **********************************************************/
57 static int net_idmap_dump(int argc, const char **argv)
59 TDB_CONTEXT *idmap_tdb;
62 return net_help_idmap( argc, argv );
64 idmap_tdb = tdb_open_log(argv[0], 0, TDB_DEFAULT, O_RDONLY, 0);
66 if (idmap_tdb == NULL) {
67 d_fprintf(stderr, "Could not open idmap: %s\n", argv[0]);
71 tdb_traverse(idmap_tdb, net_idmap_dump_one_entry, NULL);
78 /***********************************************************
79 Write entries from stdin to current local idmap
80 **********************************************************/
82 static int net_idmap_restore(int argc, const char **argv)
87 if (! winbind_ping()) {
88 d_fprintf(stderr, "To use net idmap Winbindd must be running.\n");
92 ctx = talloc_new(NULL);
96 input = fopen(argv[0], "r");
101 while (!feof(input)) {
102 char line[128], sid_string[128];
104 struct wbcDomainSid sid;
105 enum id_type type = ID_TYPE_NOT_SPECIFIED;
109 if (fgets(line, 127, input) == NULL)
114 if ( (len > 0) && (line[len-1] == '\n') )
117 if (sscanf(line, "GID %lu %128s", &idval, sid_string) == 2) {
119 } else if (sscanf(line, "UID %lu %128s", &idval, sid_string) == 2) {
121 } else if (sscanf(line, "USER HWM %lu", &idval) == 1) {
123 wbc_status = wbcSetUidHwm(idval);
124 if (!WBC_ERROR_IS_OK(wbc_status)) {
125 d_fprintf(stderr, "Could not set USER HWM: %s\n",
126 wbcErrorString(wbc_status));
129 } else if (sscanf(line, "GROUP HWM %lu", &idval) == 1) {
131 wbc_status = wbcSetGidHwm(idval);
132 if (!WBC_ERROR_IS_OK(wbc_status)) {
133 d_fprintf(stderr, "Could not set GROUP HWM: %s\n",
134 wbcErrorString(wbc_status));
138 d_fprintf(stderr, "ignoring invalid line [%s]\n", line);
142 wbc_status = wbcStringToSid(sid_string, &sid);
143 if (!WBC_ERROR_IS_OK(wbc_status)) {
144 d_fprintf(stderr, "ignoring invalid sid [%s]: %s\n",
145 sid_string, wbcErrorString(wbc_status));
149 if (type == ID_TYPE_UID) {
150 wbc_status = wbcSetUidMapping(idval, &sid);
152 wbc_status = wbcSetGidMapping(idval, &sid);
154 if (!WBC_ERROR_IS_OK(wbc_status)) {
155 d_fprintf(stderr, "Could not set mapping of %s %lu to sid %s: %s\n",
156 (type == ID_TYPE_GID) ? "GID" : "UID",
158 wbcErrorString(wbc_status));
163 if (input != stdin) {
171 /***********************************************************
172 Delete a SID mapping from a winbindd_idmap.tdb
173 **********************************************************/
174 static int net_idmap_delete(int argc, const char **argv)
176 d_printf("Not Implemented yet\n");
180 static int net_idmap_set(int argc, const char **argv)
182 d_printf("Not Implemented yet\n");
185 bool idmap_store_secret(const char *backend, bool alloc,
186 const char *domain, const char *identity,
194 r = asprintf(&tmp, "IDMAP_ALLOC_%s", backend);
196 r = asprintf(&tmp, "IDMAP_%s_%s", backend, domain);
199 if (r < 0) return false;
201 strupper_m(tmp); /* make sure the key is case insensitive */
202 ret = secrets_store_generic(tmp, identity, secret);
209 static int net_idmap_secret(int argc, const char **argv)
220 return net_help_idmap(argc, argv);
225 ctx = talloc_new(NULL);
228 if (strcmp(argv[0], "alloc") == 0) {
230 backend = lp_idmap_alloc_backend();
232 domain = talloc_strdup(ctx, argv[0]);
235 opt = talloc_asprintf(ctx, "idmap config %s", domain);
238 backend = talloc_strdup(ctx, lp_parm_const_string(-1, opt, "backend", "tdb"));
239 ALLOC_CHECK(backend);
242 if ( ( ! backend) || ( ! strequal(backend, "ldap"))) {
243 d_fprintf(stderr, "The only currently supported backend is LDAP\n");
250 dn = lp_parm_const_string(-1, opt, "ldap_user_dn", NULL);
252 d_fprintf(stderr, "Missing ldap_user_dn option for domain %s\n", domain);
257 ret = idmap_store_secret("ldap", false, domain, dn, secret);
259 dn = lp_parm_const_string(-1, "idmap alloc config", "ldap_user_dn", NULL);
261 d_fprintf(stderr, "Missing ldap_user_dn option for alloc backend\n");
266 ret = idmap_store_secret("ldap", true, NULL, dn, secret);
270 d_fprintf(stderr, "Failed to store secret\n");
275 d_printf("Secret stored\n");
279 int net_help_idmap(int argc, const char **argv)
281 d_printf("net idmap dump <inputfile>\n"\
282 " Dump current id mapping\n");
284 d_printf("net idmap restore\n"\
285 " Restore entries from stdin\n");
287 /* Deliberately *not* document net idmap delete */
289 d_printf("net idmap secret <DOMAIN>|alloc <secret>\n"\
290 " Set the secret for the specified DOMAIN (or the alloc module)\n");
295 static int net_idmap_aclmapset(int argc, const char **argv)
299 DOM_SID src_sid, dst_sid;
301 struct db_context *db;
302 struct db_record *rec;
306 d_fprintf(stderr, "usage: net idmap aclmapset <tdb> "
307 "<src-sid> <dst-sid>\n");
311 if (!(mem_ctx = talloc_init("net idmap aclmapset"))) {
312 d_fprintf(stderr, "talloc_init failed\n");
316 if (!(db = db_open(mem_ctx, argv[0], 0, TDB_DEFAULT,
317 O_RDWR|O_CREAT, 0600))) {
318 d_fprintf(stderr, "db_open failed: %s\n", strerror(errno));
322 if (!string_to_sid(&src_sid, argv[1])) {
323 d_fprintf(stderr, "%s is not a valid sid\n", argv[1]);
327 if (!string_to_sid(&dst_sid, argv[2])) {
328 d_fprintf(stderr, "%s is not a valid sid\n", argv[2]);
332 if (!(src = sid_string_talloc(mem_ctx, &src_sid))
333 || !(dst = sid_string_talloc(mem_ctx, &dst_sid))) {
334 d_fprintf(stderr, "talloc_strdup failed\n");
338 if (!(rec = db->fetch_locked(
339 db, mem_ctx, string_term_tdb_data(src)))) {
340 d_fprintf(stderr, "could not fetch db record\n");
344 status = rec->store(rec, string_term_tdb_data(dst), 0);
347 if (!NT_STATUS_IS_OK(status)) {
348 d_fprintf(stderr, "could not store record: %s\n",
355 TALLOC_FREE(mem_ctx);
359 /***********************************************************
360 Look at the current idmap
361 **********************************************************/
362 int net_idmap(int argc, const char **argv)
364 struct functable func[] = {
365 {"dump", net_idmap_dump},
366 {"restore", net_idmap_restore},
367 {"setmap", net_idmap_set },
368 {"delete", net_idmap_delete},
369 {"secret", net_idmap_secret},
370 {"aclmapset", net_idmap_aclmapset},
371 {"help", net_help_idmap},
375 return net_run_function(argc, argv, func, net_help_idmap);