source4/dsdb/schema/schema_description.c

   1 /*
   2    Unix SMB/CIFS mplementation.
   3    Print schema info into string format
   4
   5    Copyright (C) Andrew Bartlett 2006-2008
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19
  20 */
  21 #include "includes.h"
  22 #include "dsdb/samdb/samdb.h"
  23 #include "librpc/ndr/libndr.h"
  24
  25 #define IF_NULL_FAIL_RET(x) do {     \
  26                 if (!x) {               \
  27                         return NULL;    \
  28                 }                       \
  29         } while (0)
  30
  31
  32 char *schema_attribute_description(TALLOC_CTX *mem_ctx,
  33                                           enum dsdb_schema_convert_target target,
  34                                           const char *seperator,
  35                                           const char *oid,
  36                                           const char *name,
  37                                           const char *equality,
  38                                           const char *substring,
  39                                           const char *syntax,
  40                                           bool single_value, bool operational,
  41                                           uint32_t *range_lower,
  42                                           uint32_t *range_upper,
  43                                           const char *property_guid,
  44                                           const char *property_set_guid,
  45                                           bool indexed, bool system_only)
  46 {
  47         char *schema_entry = talloc_asprintf(mem_ctx,
  48                                              "(%s%s%s", seperator, oid, seperator);
  49
  50         schema_entry = talloc_asprintf_append(schema_entry,
  51                                               "NAME '%s'%s", name, seperator);
  52         IF_NULL_FAIL_RET(schema_entry);
  53
  54         if (equality) {
  55                 schema_entry = talloc_asprintf_append(schema_entry,
  56                                                       "EQUALITY %s%s", equality, seperator);
  57                 IF_NULL_FAIL_RET(schema_entry);
  58         }
  59         if (substring) {
  60                 schema_entry = talloc_asprintf_append(schema_entry,
  61                                                       "SUBSTR %s%s", substring, seperator);
  62                 IF_NULL_FAIL_RET(schema_entry);
  63         }
  64
  65         if (syntax) {
  66                 schema_entry = talloc_asprintf_append(schema_entry,
  67                                                       "SYNTAX %s%s", syntax, seperator);
  68                 IF_NULL_FAIL_RET(schema_entry);
  69         }
  70
  71         if (single_value) {
  72                 schema_entry = talloc_asprintf_append(schema_entry,
  73                                                       "SINGLE-VALUE%s", seperator);
  74                 IF_NULL_FAIL_RET(schema_entry);
  75         }
  76
  77         if (operational) {
  78                 schema_entry = talloc_asprintf_append(schema_entry,
  79                                                       "NO-USER-MODIFICATION%s", seperator);
  80                 IF_NULL_FAIL_RET(schema_entry);
  81         }
  82
  83         if (range_lower) {
  84                 schema_entry = talloc_asprintf_append(schema_entry,
  85                                                       "RANGE-LOWER '%u'%s",
  86                                                       *range_lower, seperator);
  87                 IF_NULL_FAIL_RET(schema_entry);
  88         }
  89
  90         if (range_upper) {
  91                 schema_entry = talloc_asprintf_append(schema_entry,
  92                                                       "RANGE-UPPER '%u'%s",
  93                                                       *range_upper, seperator);
  94                 IF_NULL_FAIL_RET(schema_entry);
  95         }
  96
  97         if (property_guid) {
  98                 schema_entry = talloc_asprintf_append(schema_entry,
  99                                                       "PROPERTY-GUID '%s'%s",
 100                                                       property_guid, seperator);
 101                 IF_NULL_FAIL_RET(schema_entry);
 102         }
 103
 104         if (property_set_guid) {
 105                 schema_entry = talloc_asprintf_append(schema_entry,
 106                                                       "PROPERTY-SET-GUID '%s'%s",
 107                                                       property_set_guid, seperator);
 108                 IF_NULL_FAIL_RET(schema_entry);
 109         }
 110
 111         if (indexed) {
 112                 schema_entry = talloc_asprintf_append(schema_entry,
 113                                                       "INDEXED%s", seperator);
 114                 IF_NULL_FAIL_RET(schema_entry);
 115         }
 116
 117         if (system_only) {
 118                 schema_entry = talloc_asprintf_append(schema_entry,
 119                                                       "SYSTEM-ONLY%s", seperator);
 120                 IF_NULL_FAIL_RET(schema_entry);
 121         }
 122
 123         schema_entry = talloc_asprintf_append(schema_entry,
 124                                               ")");
 125         return schema_entry;
 126 }
 127
 128 char *schema_attribute_to_description(TALLOC_CTX *mem_ctx, const struct dsdb_attribute *attribute)
 129 {
 130         char *schema_description;
 131         const char *syntax = attribute->syntax->ldap_oid;
 132         TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
 133         if (!tmp_ctx) {
 134                 return NULL;
 135         }
 136
 137         schema_description
 138                 = schema_attribute_description(mem_ctx,
 139                                                TARGET_AD_SCHEMA_SUBENTRY,
 140                                                " ",
 141                                                attribute->attributeID_oid,
 142                                                attribute->lDAPDisplayName,
 143                                                NULL, NULL, talloc_asprintf(tmp_ctx, "'%s'", syntax),
 144                                                attribute->isSingleValued,
 145                                                attribute->systemOnly,/* TODO: is this correct? */
 146                                                NULL, NULL, NULL, NULL,
 147                                                false, false);
 148         talloc_free(tmp_ctx);
 149         return schema_description;
 150 }
 151
 152 char *schema_attribute_to_extendedInfo(TALLOC_CTX *mem_ctx, const struct dsdb_attribute *attribute)
 153 {
 154         char *schema_description;
 155         TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
 156         if (!tmp_ctx) {
 157                 return NULL;
 158         }
 159
 160         schema_description
 161                 = schema_attribute_description(mem_ctx,
 162                                                TARGET_AD_SCHEMA_SUBENTRY,
 163                                                " ",
 164                                                attribute->attributeID_oid,
 165                                                attribute->lDAPDisplayName,
 166                                                NULL, NULL, NULL,
 167                                                false, false,
 168                                                attribute->rangeLower,
 169                                                attribute->rangeUpper,
 170                                                GUID_hexstring(tmp_ctx, &attribute->schemaIDGUID),
 171                                                GUID_hexstring(tmp_ctx, &attribute->attributeSecurityGUID),
 172                                                (attribute->searchFlags & SEARCH_FLAG_ATTINDEX),
 173                                                attribute->systemOnly);
 174         talloc_free(tmp_ctx);
 175         return schema_description;
 176 }
 177
 178 #define APPEND_ATTRS(attributes)                                \
 179         do {                                                            \
 180                 int k;                                                  \
 181                 for (k=0; attributes && attributes[k]; k++) {           \
 182                         const char *attr_name = attributes[k];          \
 183                                                                         \
 184                         schema_entry = talloc_asprintf_append(schema_entry, \
 185                                                               "%s ",    \
 186                                                               attr_name); \
 187                         IF_NULL_FAIL_RET(schema_entry);                 \
 188                         if (attributes[k+1]) {                          \
 189                                 IF_NULL_FAIL_RET(schema_entry);         \
 190                                 if (target == TARGET_OPENLDAP && ((k+1)%5 == 0)) { \
 191                                         schema_entry = talloc_asprintf_append(schema_entry, \
 192                                                                               "$%s ", seperator); \
 193                                         IF_NULL_FAIL_RET(schema_entry); \
 194                                 } else {                                \
 195                                         schema_entry = talloc_asprintf_append(schema_entry, \
 196                                                                               "$ "); \
 197                                 }                                       \
 198                         }                                               \
 199                 }                                                       \
 200         } while (0)
 201
 202
 203 /* Print a schema class or dITContentRule as a string.
 204  *
 205  * To print a scheam class, specify objectClassCategory but not auxillary_classes
 206  * To print a dITContentRule, specify auxillary_classes but set objectClassCategory == -1
 207  *
 208  */
 209
 210 char *schema_class_description(TALLOC_CTX *mem_ctx,
 211                                enum dsdb_schema_convert_target target,
 212                                const char *seperator,
 213                                const char *oid,
 214                                const char *name,
 215                                const char **auxillary_classes,
 216                                const char *subClassOf,
 217                                int objectClassCategory,
 218                                char **must,
 219                                char **may,
 220                                const char *schemaHexGUID)
 221 {
 222         char *schema_entry = talloc_asprintf(mem_ctx,
 223                                              "(%s%s%s", seperator, oid, seperator);
 224
 225         IF_NULL_FAIL_RET(schema_entry);
 226
 227         schema_entry = talloc_asprintf_append(schema_entry,
 228                                               "NAME '%s'%s", name, seperator);
 229         IF_NULL_FAIL_RET(schema_entry);
 230
 231         if (auxillary_classes) {
 232                 schema_entry = talloc_asprintf_append(schema_entry,
 233                                                       "AUX ( ");
 234                 IF_NULL_FAIL_RET(schema_entry);
 235
 236                 APPEND_ATTRS(auxillary_classes);
 237
 238                 schema_entry = talloc_asprintf_append(schema_entry,
 239                                                       ")%s", seperator);
 240                 IF_NULL_FAIL_RET(schema_entry);
 241         }
 242
 243         if (subClassOf && strcasecmp(subClassOf, name) != 0) {
 244                 schema_entry = talloc_asprintf_append(schema_entry,
 245                                                       "SUP %s%s", subClassOf, seperator);
 246                 IF_NULL_FAIL_RET(schema_entry);
 247         }
 248
 249         switch (objectClassCategory) {
 250         case -1:
 251                 break;
 252                 /* Dummy case for when used for printing ditContentRules */
 253         case 0:
 254                 /*
 255                  * NOTE: this is an type 88 class
 256                  *       e.g. 2.5.6.6 NAME 'person'
 257                  *       but w2k3 gives STRUCTURAL here!
 258                  */
 259                 schema_entry = talloc_asprintf_append(schema_entry,
 260                                                       "STRUCTURAL%s", seperator);
 261                 IF_NULL_FAIL_RET(schema_entry);
 262                 break;
 263         case 1:
 264                 schema_entry = talloc_asprintf_append(schema_entry,
 265                                                       "STRUCTURAL%s", seperator);
 266                 IF_NULL_FAIL_RET(schema_entry);
 267                 break;
 268         case 2:
 269                 schema_entry = talloc_asprintf_append(schema_entry,
 270                                                       "ABSTRACT%s", seperator);
 271                 IF_NULL_FAIL_RET(schema_entry);
 272                 break;
 273         case 3:
 274                 schema_entry = talloc_asprintf_append(schema_entry,
 275                                                       "AUXILIARY%s", seperator);
 276                 IF_NULL_FAIL_RET(schema_entry);
 277                 break;
 278         }
 279
 280         if (must) {
 281                 schema_entry = talloc_asprintf_append(schema_entry,
 282                                                       "MUST (%s", target == TARGET_AD_SCHEMA_SUBENTRY ? "" : " ");
 283                 IF_NULL_FAIL_RET(schema_entry);
 284
 285                 APPEND_ATTRS(must);
 286
 287                 schema_entry = talloc_asprintf_append(schema_entry,
 288                                                       ")%s", seperator);
 289                 IF_NULL_FAIL_RET(schema_entry);
 290         }
 291
 292         if (may) {
 293                 schema_entry = talloc_asprintf_append(schema_entry,
 294                                                       "MAY (%s", target == TARGET_AD_SCHEMA_SUBENTRY ? "" : " ");
 295                 IF_NULL_FAIL_RET(schema_entry);
 296
 297                 APPEND_ATTRS(may);
 298
 299                 schema_entry = talloc_asprintf_append(schema_entry,
 300                                                       ")%s", seperator);
 301                 IF_NULL_FAIL_RET(schema_entry);
 302         }
 303
 304         if (schemaHexGUID) {
 305                 schema_entry = talloc_asprintf_append(schema_entry,
 306                                                       "CLASS-GUID '%s'%s",
 307                                                       schemaHexGUID, seperator);
 308                 IF_NULL_FAIL_RET(schema_entry);
 309         }
 310
 311         schema_entry = talloc_asprintf_append(schema_entry,
 312                                               ")");
 313         return schema_entry;
 314 }
 315
 316 char *schema_class_to_description(TALLOC_CTX *mem_ctx, const struct dsdb_class *class)
 317 {
 318         char *schema_description;
 319         TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
 320         if (!tmp_ctx) {
 321                 return NULL;
 322         }
 323
 324         schema_description
 325                 = schema_class_description(mem_ctx,
 326                                            TARGET_AD_SCHEMA_SUBENTRY,
 327                                            " ",
 328                                            class->governsID_oid,
 329                                            class->lDAPDisplayName,
 330                                            NULL,
 331                                            class->subClassOf,
 332                                            class->objectClassCategory,
 333                                            dsdb_attribute_list(tmp_ctx,
 334                                                                class, DSDB_SCHEMA_ALL_MUST),
 335                                            dsdb_attribute_list(tmp_ctx,
 336                                                                class, DSDB_SCHEMA_ALL_MAY),
 337                                            NULL);
 338         talloc_free(tmp_ctx);
 339         return schema_description;
 340 }
 341 char *schema_class_to_dITContentRule(TALLOC_CTX *mem_ctx, const struct dsdb_class *class,
 342                                      const struct dsdb_schema *schema)
 343 {
 344         int i;
 345         char *schema_description;
 346         char **aux_class_list = NULL;
 347         char **attrs;
 348         char **must_attr_list = NULL;
 349         char **may_attr_list = NULL;
 350         TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
 351         const struct dsdb_class *aux_class;
 352         if (!tmp_ctx) {
 353                 return NULL;
 354         }
 355
 356         aux_class_list = merge_attr_list(tmp_ctx, aux_class_list, class->systemAuxiliaryClass);
 357         aux_class_list = merge_attr_list(tmp_ctx, aux_class_list, class->auxiliaryClass);
 358
 359         for (i=0; aux_class_list && aux_class_list[i]; i++) {
 360                 aux_class = dsdb_class_by_lDAPDisplayName(schema, aux_class_list[i]);
 361
 362                 attrs = dsdb_attribute_list(mem_ctx, aux_class, DSDB_SCHEMA_ALL_MUST);
 363                 must_attr_list = merge_attr_list(mem_ctx, must_attr_list, attrs);
 364
 365                 attrs = dsdb_attribute_list(mem_ctx, aux_class, DSDB_SCHEMA_ALL_MAY);
 366                 may_attr_list = merge_attr_list(mem_ctx, may_attr_list, attrs);
 367         }
 368
 369         schema_description
 370                 = schema_class_description(mem_ctx,
 371                                            TARGET_AD_SCHEMA_SUBENTRY,
 372                                            " ",
 373                                            class->governsID_oid,
 374                                            class->lDAPDisplayName,
 375                                            (const char **)aux_class_list,
 376                                            NULL, /* Must not specify a
 377                                                   * SUP (subclass) in
 378                                                   * ditContentRules
 379                                                   * per MS-ADTS
 380                                                   * 3.1.1.3.1.1.1 */
 381                                            -1, must_attr_list, may_attr_list,
 382                                            NULL);
 383         talloc_free(tmp_ctx);
 384         return schema_description;
 385 }
 386
 387 char *schema_class_to_extendedInfo(TALLOC_CTX *mem_ctx, const struct dsdb_class *sclass)
 388 {
 389         char *schema_description = NULL;
 390         DATA_BLOB guid_blob;
 391         char *guid_hex;
 392         TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
 393         if (!tmp_ctx) {
 394                 return NULL;
 395         }
 396
 397         schema_description
 398                 = schema_class_description(mem_ctx,
 399                                            TARGET_AD_SCHEMA_SUBENTRY,
 400                                            " ",
 401                                            sclass->governsID_oid,
 402                                            sclass->lDAPDisplayName,
 403                                            NULL,
 404                                            NULL, /* Must not specify a
 405                                                   * SUP (subclass) in
 406                                                   * ditContentRules
 407                                                   * per MS-ADTS
 408                                                   * 3.1.1.3.1.1.1 */
 409                                            -1, NULL, NULL,
 410                                            GUID_hexstring(tmp_ctx, &sclass->schemaIDGUID));
 411         talloc_free(tmp_ctx);
 412         return schema_description;
 413 }
 414
 415