4 Copyright (C) Simo Sorce 2005
6 ** NOTE! The following LGPL license applies to the ldb
7 ** library. This does NOT imply that all of Samba is released
10 This library is free software; you can redistribute it and/or
11 modify it under the terms of the GNU Lesser General Public
12 License as published by the Free Software Foundation; either
13 version 3 of the License, or (at your option) any later version.
15 This library is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 Lesser General Public License for more details.
20 You should have received a copy of the GNU Lesser General Public
21 License along with this library; if not, see <http://www.gnu.org/licenses/>.
27 * Component: oLschema2ldif
29 * Description: utility to convert an OpenLDAP schema into AD LDIF
35 #include "ldb/include/includes.h"
36 #include "ldb/tools/cmdline.h"
37 #include "ldb/tools/convert.h"
39 #define SCHEMA_UNKNOWN 0
42 #define SCHEMA_STRUCTURAL 3
43 #define SCHEMA_ABSTRACT 4
44 #define SCHEMA_AUXILIARY 5
47 #define SCHEMA_SINGLE_VALUE 8
48 #define SCHEMA_EQUALITY 9
49 #define SCHEMA_ORDERING 10
50 #define SCHEMA_SUBSTR 11
51 #define SCHEMA_SYNTAX 12
52 #define SCHEMA_DESC 13
64 struct ldb_context *ldb_ctx;
65 struct ldb_dn *basedn;
67 static int check_braces(const char *string)
73 if ((c = strchr(string, '(')) == NULL) {
80 if (c == NULL) return 1;
88 static char *skip_spaces(char *string) {
89 return (string + strspn(string, " \t\n"));
92 static int add_multi_string(struct ldb_message *msg, const char *attr, char *values)
98 c = skip_spaces(values);
100 n = strcspn(c, " \t$");
101 s = talloc_strndup(msg, c, n);
102 if (ldb_msg_add_string(msg, attr, s) != 0) {
106 c += strspn(c, " \t$");
112 #define MSG_ADD_STRING(a, v) do { if (ldb_msg_add_string(msg, a, v) != 0) goto failed; } while(0)
113 #define MSG_ADD_M_STRING(a, v) do { if (add_multi_string(msg, a, v) != 0) goto failed; } while(0)
115 static char *get_def_value(TALLOC_CTX *ctx, char **string)
123 n = strcspn(c, "\'");
124 value = talloc_strndup(ctx, c, n);
126 c++; /* skip closing \' */
128 n = strcspn(c, " \t\n");
129 value = talloc_strndup(ctx, c, n);
137 static struct schema_token *get_next_schema_token(TALLOC_CTX *ctx, char **string)
139 char *c = skip_spaces(*string);
141 struct schema_token *token;
144 token = talloc(ctx, struct schema_token);
146 n = strcspn(c, " \t\n");
147 type = talloc_strndup(token, c, n);
151 if (strcasecmp("NAME", type) == 0) {
153 token->type = SCHEMA_NAME;
154 /* we do not support aliases so we get only the first name given and skip others */
156 char *s = strchr(c, ')');
157 if (s == NULL) return NULL;
165 token->value = get_def_value(ctx, &c);
167 if (*string < c) { /* single name */
173 if (strcasecmp("SUP", type) == 0) {
175 token->type = SCHEMA_SUP;
180 token->value = talloc_strndup(ctx, c, n);
184 token->value = get_def_value(ctx, &c);
192 if (strcasecmp("STRUCTURAL", type) == 0) {
194 token->type = SCHEMA_STRUCTURAL;
199 if (strcasecmp("ABSTRACT", type) == 0) {
201 token->type = SCHEMA_ABSTRACT;
206 if (strcasecmp("AUXILIARY", type) == 0) {
208 token->type = SCHEMA_AUXILIARY;
213 if (strcasecmp("MUST", type) == 0) {
215 token->type = SCHEMA_MUST;
220 token->value = talloc_strndup(ctx, c, n);
224 token->value = get_def_value(ctx, &c);
232 if (strcasecmp("MAY", type) == 0) {
234 token->type = SCHEMA_MAY;
239 token->value = talloc_strndup(ctx, c, n);
243 token->value = get_def_value(ctx, &c);
251 if (strcasecmp("SINGLE-VALUE", type) == 0) {
253 token->type = SCHEMA_SINGLE_VALUE;
258 if (strcasecmp("EQUALITY", type) == 0) {
260 token->type = SCHEMA_EQUALITY;
262 token->value = get_def_value(ctx, &c);
269 if (strcasecmp("ORDERING", type) == 0) {
271 token->type = SCHEMA_ORDERING;
273 token->value = get_def_value(ctx, &c);
280 if (strcasecmp("SUBSTR", type) == 0) {
282 token->type = SCHEMA_SUBSTR;
284 token->value = get_def_value(ctx, &c);
291 if (strcasecmp("SYNTAX", type) == 0) {
293 token->type = SCHEMA_SYNTAX;
295 token->value = get_def_value(ctx, &c);
302 if (strcasecmp("DESC", type) == 0) {
304 token->type = SCHEMA_DESC;
306 token->value = get_def_value(ctx, &c);
313 token->type = SCHEMA_UNKNOWN;
320 c = strchr(++c, '\'');
323 c += strcspn(c, " \t\n");
331 static struct ldb_message *process_entry(TALLOC_CTX *mem_ctx, const char *entry)
334 struct ldb_message *msg;
335 struct schema_token *token;
339 ctx = talloc_new(mem_ctx);
340 msg = ldb_msg_new(ctx);
342 ldb_msg_add_string(msg, "objectClass", "top");
344 c = talloc_strdup(ctx, entry);
351 if (strncmp(c, "attributetype", 13) == 0) {
353 MSG_ADD_STRING("objectClass", "attributeSchema");
358 if (strncmp(c, "objectclass", 11) == 0) {
360 MSG_ADD_STRING("objectClass", "classSchema");
369 if (c == NULL) goto failed;
374 /* get attributeID */
375 n = strcspn(c, " \t");
376 s = talloc_strndup(msg, c, n);
377 MSG_ADD_STRING("attributeID", s);
382 token = get_next_schema_token(msg, &c);
383 if (!token) goto failed;
385 switch (token->type) {
387 MSG_ADD_STRING("cn", token->value);
388 MSG_ADD_STRING("name", token->value);
389 MSG_ADD_STRING("lDAPDisplayName", token->value);
390 msg->dn = ldb_dn_string_compose(msg, basedn,
391 "CN=%s,CN=Schema,CN=Configuration",
396 MSG_ADD_M_STRING("subClassOf", token->value);
399 case SCHEMA_STRUCTURAL:
400 MSG_ADD_STRING("objectClassCategory", "1");
403 case SCHEMA_ABSTRACT:
404 MSG_ADD_STRING("objectClassCategory", "2");
407 case SCHEMA_AUXILIARY:
408 MSG_ADD_STRING("objectClassCategory", "3");
412 MSG_ADD_M_STRING("mustContain", token->value);
416 MSG_ADD_M_STRING("mayContain", token->value);
419 case SCHEMA_SINGLE_VALUE:
420 MSG_ADD_STRING("isSingleValued", "TRUE");
423 case SCHEMA_EQUALITY:
427 case SCHEMA_ORDERING:
437 const struct syntax_map *map =
438 find_syntax_map_by_standard_oid(token->value);
442 MSG_ADD_STRING("attributeSyntax", map->AD_OID);
446 MSG_ADD_STRING("description", token->value);
450 fprintf(stderr, "Unknown Definition: %s\n", token->value);
454 talloc_steal(mem_ctx, msg);
463 static struct schema_conv process_file(FILE *in, FILE *out)
466 struct schema_conv ret;
469 struct ldb_ldif ldif;
471 ldif.changetype = LDB_CHANGETYPE_NONE;
473 ctx = talloc_new(NULL);
479 while ((c = fgetc(in)) != EOF) {
481 /* fprintf(stderr, "Parsing line %d\n", line); */
485 } while (c != EOF && c != '\n');
493 entry = talloc_array(ctx, char, 1024);
494 if (entry == NULL) exit(-1);
499 if (check_braces(entry) == 0) {
501 ldif.msg = process_entry(ctx, entry);
502 if (ldif.msg == NULL) {
504 fprintf(stderr, "No valid msg from entry \n[%s]\n at line %d\n", entry, line);
507 ldb_ldif_write_file(ldb_ctx, out, &ldif);
515 if ((t % 1023) == 0) {
516 entry = talloc_realloc(ctx, entry, char, t + 1024);
517 if (entry == NULL) exit(-1);
519 } while ((c = fgetc(in)) != EOF);
523 if (check_braces(entry) == 0) {
525 ldif.msg = process_entry(ctx, entry);
526 if (ldif.msg == NULL) {
528 fprintf(stderr, "No valid msg from entry \n[%s]\n at line %d\n", entry, line);
531 ldb_ldif_write_file(ldb_ctx, out, &ldif);
533 fprintf(stderr, "malformed entry on line %d\n", line);
544 static void usage(void)
546 printf("Usage: oLschema2ldif -H NONE <options>\n");
547 printf("\nConvert OpenLDAP schema to AD-like LDIF format\n\n");
548 printf("Options:\n");
549 printf(" -I inputfile inputfile of OpenLDAP style schema otherwise STDIN\n");
550 printf(" -O outputfile outputfile otherwise STDOUT\n");
551 printf(" -o options pass options like modules to activate\n");
552 printf(" e.g: -o modules:timestamps\n");
554 printf("Converts records from an openLdap formatted schema to an ldif schema\n\n");
558 int main(int argc, const char **argv)
561 struct schema_conv ret;
562 struct ldb_cmdline *options;
567 ctx = talloc_new(NULL);
568 ldb_ctx = ldb_init(ctx);
570 setenv("LDB_URL", "NONE", 1);
571 options = ldb_cmdline_process(ldb_ctx, argc, argv, usage);
573 if (options->basedn == NULL) {
574 perror("Base DN not specified");
577 basedn = ldb_dn_explode(ctx, options->basedn);
578 if (basedn == NULL) {
579 perror("Malformed Base DN");
584 if (options->input) {
585 in = fopen(options->input, "r");
587 perror(options->input);
591 if (options->output) {
592 out = fopen(options->output, "w");
594 perror(options->output);
599 ret = process_file(in, out);
604 printf("Converted %d records with %d failures\n", ret.count, ret.failures);