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35 RCSID("$Id: hdb-ldap.c,v 1.10.4.1 2003/09/18 20:49:09 lha Exp $");
44 static krb5_error_code LDAP__connect(krb5_context context, HDB * db);
46 static krb5_error_code
47 LDAP_message2entry(krb5_context context, HDB * db, LDAPMessage * msg,
50 static char *krb5kdcentry_attrs[] =
51 { "krb5PrincipalName", "cn", "krb5PrincipalRealm",
52 "krb5KeyVersionNumber", "krb5Key",
53 "krb5ValidStart", "krb5ValidEnd", "krb5PasswordEnd",
54 "krb5MaxLife", "krb5MaxRenew", "krb5KDCFlags", "krb5EncryptionType",
55 "modifiersName", "modifyTimestamp", "creatorsName", "createTimestamp",
59 static char *krb5principal_attrs[] =
60 { "krb5PrincipalName", "cn", "krb5PrincipalRealm",
61 "modifiersName", "modifyTimestamp", "creatorsName", "createTimestamp",
65 static krb5_error_code
66 LDAP__setmod(LDAPMod *** modlist, int modop, const char *attribute,
71 if (*modlist == NULL) {
72 *modlist = (LDAPMod **)ber_memcalloc(1, sizeof(LDAPMod *));
73 if (*modlist == NULL) {
78 for (cMods = 0; (*modlist)[cMods] != NULL; cMods++) {
79 if ((*modlist)[cMods]->mod_op == modop &&
80 strcasecmp((*modlist)[cMods]->mod_type, attribute) == 0) {
87 if ((*modlist)[cMods] == NULL) {
90 *modlist = (LDAPMod **)ber_memrealloc(*modlist,
91 (cMods + 2) * sizeof(LDAPMod *));
92 if (*modlist == NULL) {
95 (*modlist)[cMods] = (LDAPMod *)ber_memalloc(sizeof(LDAPMod));
96 if ((*modlist)[cMods] == NULL) {
100 mod = (*modlist)[cMods];
102 mod->mod_type = ber_strdup(attribute);
103 if (mod->mod_type == NULL) {
105 (*modlist)[cMods] = NULL;
109 if (modop & LDAP_MOD_BVALUES) {
110 mod->mod_bvalues = NULL;
112 mod->mod_values = NULL;
115 (*modlist)[cMods + 1] = NULL;
121 static krb5_error_code
122 LDAP_addmod_len(LDAPMod *** modlist, int modop, const char *attribute,
123 unsigned char *value, size_t len)
125 int cMods, cValues = 0;
128 ret = LDAP__setmod(modlist, modop | LDAP_MOD_BVALUES, attribute, &cMods);
134 struct berval *bValue;
135 struct berval ***pbValues = &((*modlist)[cMods]->mod_bvalues);
137 if (*pbValues != NULL) {
138 for (cValues = 0; (*pbValues)[cValues] != NULL; cValues++)
140 *pbValues = (struct berval **)ber_memrealloc(*pbValues, (cValues + 2)
141 * sizeof(struct berval *));
143 *pbValues = (struct berval **)ber_memalloc(2 * sizeof(struct berval *));
145 if (*pbValues == NULL) {
148 (*pbValues)[cValues] = (struct berval *)ber_memalloc(sizeof(struct berval));;
149 if ((*pbValues)[cValues] == NULL) {
153 bValue = (*pbValues)[cValues];
154 bValue->bv_val = value;
155 bValue->bv_len = len;
157 (*pbValues)[cValues + 1] = NULL;
163 static krb5_error_code
164 LDAP_addmod(LDAPMod *** modlist, int modop, const char *attribute,
167 int cMods, cValues = 0;
170 ret = LDAP__setmod(modlist, modop, attribute, &cMods);
176 char ***pValues = &((*modlist)[cMods]->mod_values);
178 if (*pValues != NULL) {
179 for (cValues = 0; (*pValues)[cValues] != NULL; cValues++)
181 *pValues = (char **)ber_memrealloc(*pValues, (cValues + 2) * sizeof(char *));
183 *pValues = (char **)ber_memalloc(2 * sizeof(char *));
185 if (*pValues == NULL) {
188 (*pValues)[cValues] = ber_strdup(value);
189 if ((*pValues)[cValues] == NULL) {
192 (*pValues)[cValues + 1] = NULL;
198 static krb5_error_code
199 LDAP_addmod_generalized_time(LDAPMod *** mods, int modop,
200 const char *attribute, KerberosTime * time)
205 /* XXX not threadsafe */
207 strftime(buf, sizeof(buf), "%Y%m%d%H%M%SZ", tm);
209 return LDAP_addmod(mods, modop, attribute, buf);
212 static krb5_error_code
213 LDAP_get_string_value(HDB * db, LDAPMessage * entry,
214 const char *attribute, char **ptr)
219 vals = ldap_get_values((LDAP *) db->db, entry, (char *) attribute);
221 return HDB_ERR_NOENTRY;
223 *ptr = strdup(vals[0]);
230 ldap_value_free(vals);
235 static krb5_error_code
236 LDAP_get_integer_value(HDB * db, LDAPMessage * entry,
237 const char *attribute, int *ptr)
241 vals = ldap_get_values((LDAP *) db->db, entry, (char *) attribute);
243 return HDB_ERR_NOENTRY;
245 *ptr = atoi(vals[0]);
246 ldap_value_free(vals);
250 static krb5_error_code
251 LDAP_get_generalized_time_value(HDB * db, LDAPMessage * entry,
252 const char *attribute, KerberosTime * kt)
260 ret = LDAP_get_string_value(db, entry, attribute, &gentime);
265 tmp = strptime(gentime, "%Y%m%d%H%M%SZ", &tm);
268 return HDB_ERR_NOENTRY;
278 static krb5_error_code
279 LDAP_entry2mods(krb5_context context, HDB * db, hdb_entry * ent,
280 LDAPMessage * msg, LDAPMod *** pmods)
283 krb5_boolean is_new_entry;
286 LDAPMod **mods = NULL;
288 unsigned long oflags, nflags;
291 ret = LDAP_message2entry(context, db, msg, &orig);
295 is_new_entry = FALSE;
297 /* to make it perfectly obvious we're depending on
298 * orig being intiialized to zero */
299 memset(&orig, 0, sizeof(orig));
304 ret = LDAP_addmod(&mods, LDAP_MOD_ADD, "objectClass", "top");
308 /* person is the structural object class */
309 ret = LDAP_addmod(&mods, LDAP_MOD_ADD, "objectClass", "person");
314 LDAP_addmod(&mods, LDAP_MOD_ADD, "objectClass",
319 ret = LDAP_addmod(&mods, LDAP_MOD_ADD, "objectClass",
327 krb5_principal_compare(context, ent->principal, orig.principal) ==
329 ret = krb5_unparse_name(context, ent->principal, &tmp);
334 LDAP_addmod(&mods, LDAP_MOD_REPLACE, "krb5PrincipalName", tmp);
342 if (ent->kvno != orig.kvno) {
343 rc = asprintf(&tmp, "%d", ent->kvno);
345 krb5_set_error_string(context, "asprintf: out of memory");
350 LDAP_addmod(&mods, LDAP_MOD_REPLACE, "krb5KeyVersionNumber",
358 if (ent->valid_start) {
359 if (orig.valid_end == NULL
360 || (*(ent->valid_start) != *(orig.valid_start))) {
362 LDAP_addmod_generalized_time(&mods, LDAP_MOD_REPLACE,
371 if (ent->valid_end) {
372 if (orig.valid_end == NULL
373 || (*(ent->valid_end) != *(orig.valid_end))) {
375 LDAP_addmod_generalized_time(&mods, LDAP_MOD_REPLACE,
385 if (orig.pw_end == NULL || (*(ent->pw_end) != *(orig.pw_end))) {
387 LDAP_addmod_generalized_time(&mods, LDAP_MOD_REPLACE,
397 if (orig.max_life == NULL
398 || (*(ent->max_life) != *(orig.max_life))) {
399 rc = asprintf(&tmp, "%d", *(ent->max_life));
401 krb5_set_error_string(context, "asprintf: out of memory");
405 ret = LDAP_addmod(&mods, LDAP_MOD_REPLACE, "krb5MaxLife", tmp);
413 if (ent->max_renew) {
414 if (orig.max_renew == NULL
415 || (*(ent->max_renew) != *(orig.max_renew))) {
416 rc = asprintf(&tmp, "%d", *(ent->max_renew));
418 krb5_set_error_string(context, "asprintf: out of memory");
423 LDAP_addmod(&mods, LDAP_MOD_REPLACE, "krb5MaxRenew", tmp);
431 oflags = HDBFlags2int(orig.flags);
432 nflags = HDBFlags2int(ent->flags);
434 if (oflags != nflags) {
435 rc = asprintf(&tmp, "%lu", nflags);
437 krb5_set_error_string(context, "asprintf: out of memory");
441 ret = LDAP_addmod(&mods, LDAP_MOD_REPLACE, "krb5KDCFlags", tmp);
448 if (is_new_entry == FALSE && orig.keys.len > 0) {
449 /* for the moment, clobber and replace keys. */
450 ret = LDAP_addmod(&mods, LDAP_MOD_DELETE, "krb5Key", NULL);
456 for (i = 0; i < ent->keys.len; i++) {
460 ASN1_MALLOC_ENCODE(Key, buf, len, &ent->keys.val[i], &len, ret);
464 /* addmod_len _owns_ the key, doesn't need to copy it */
465 ret = LDAP_addmod_len(&mods, LDAP_MOD_ADD, "krb5Key", buf, len);
472 /* clobber and replace encryption types. */
473 if (is_new_entry == FALSE) {
475 LDAP_addmod(&mods, LDAP_MOD_DELETE, "krb5EncryptionType",
478 for (i = 0; i < ent->etypes->len; i++) {
479 rc = asprintf(&tmp, "%d", ent->etypes->val[i]);
481 krb5_set_error_string(context, "asprintf: out of memory");
487 LDAP_addmod(&mods, LDAP_MOD_ADD, "krb5EncryptionType",
502 } else if (mods != NULL) {
503 ldap_mods_free(mods, 1);
508 hdb_free_entry(context, &orig);
514 static krb5_error_code
515 LDAP_dn2principal(krb5_context context, HDB * db, const char *dn,
516 krb5_principal * principal)
521 LDAPMessage *res = NULL, *e;
523 rc = ldap_set_option((LDAP *) db->db, LDAP_OPT_SIZELIMIT, (const void *)&limit);
524 if (rc != LDAP_SUCCESS) {
525 krb5_set_error_string(context, "ldap_set_option: %s", ldap_err2string(rc));
526 ret = HDB_ERR_BADVERSION;
530 rc = ldap_search_s((LDAP *) db->db, dn, LDAP_SCOPE_BASE,
531 "(objectclass=krb5Principal)", krb5principal_attrs,
533 if (rc != LDAP_SUCCESS) {
534 krb5_set_error_string(context, "ldap_search_s: %s", ldap_err2string(rc));
535 ret = HDB_ERR_NOENTRY;
539 e = ldap_first_entry((LDAP *) db->db, res);
541 ret = HDB_ERR_NOENTRY;
545 values = ldap_get_values((LDAP *) db->db, e, "krb5PrincipalName");
546 if (values == NULL) {
547 ret = HDB_ERR_NOENTRY;
551 ret = krb5_parse_name(context, values[0], principal);
552 ldap_value_free(values);
561 static krb5_error_code
562 LDAP__lookup_princ(krb5_context context, HDB * db, const char *princname,
569 (void) LDAP__connect(context, db);
573 "(&(objectclass=krb5KDCEntry)(krb5PrincipalName=%s))",
576 krb5_set_error_string(context, "asprintf: out of memory");
581 rc = ldap_set_option((LDAP *) db->db, LDAP_OPT_SIZELIMIT, (const void *)&limit);
582 if (rc != LDAP_SUCCESS) {
583 krb5_set_error_string(context, "ldap_set_option: %s", ldap_err2string(rc));
584 ret = HDB_ERR_BADVERSION;
588 rc = ldap_search_s((LDAP *) db->db, db->name, LDAP_SCOPE_ONELEVEL, filter,
589 krb5kdcentry_attrs, 0, msg);
590 if (rc != LDAP_SUCCESS) {
591 krb5_set_error_string(context, "ldap_search_s: %s", ldap_err2string(rc));
592 ret = HDB_ERR_NOENTRY;
599 if (filter != NULL) {
605 static krb5_error_code
606 LDAP_principal2message(krb5_context context, HDB * db,
607 krb5_principal princ, LDAPMessage ** msg)
609 char *princname = NULL;
612 ret = krb5_unparse_name(context, princ, &princname);
617 ret = LDAP__lookup_princ(context, db, princname, msg);
624 * Construct an hdb_entry from a directory entry.
626 static krb5_error_code
627 LDAP_message2entry(krb5_context context, HDB * db, LDAPMessage * msg,
630 char *unparsed_name = NULL, *dn = NULL;
633 struct berval **keys;
636 memset(ent, 0, sizeof(*ent));
637 ent->flags = int2HDBFlags(0);
640 LDAP_get_string_value(db, msg, "krb5PrincipalName",
646 ret = krb5_parse_name(context, unparsed_name, &ent->principal);
652 LDAP_get_integer_value(db, msg, "krb5KeyVersionNumber",
658 keys = ldap_get_values_len((LDAP *) db->db, msg, "krb5Key");
663 ent->keys.len = ldap_count_values_len(keys);
664 ent->keys.val = (Key *) calloc(ent->keys.len, sizeof(Key));
665 if (ent->keys.val == NULL) {
666 krb5_set_error_string(context, "calloc: out of memory");
670 for (i = 0; i < ent->keys.len; i++) {
671 decode_Key((unsigned char *) keys[i]->bv_val,
672 (size_t) keys[i]->bv_len, &ent->keys.val[i], &l);
678 * This violates the ASN1 but it allows a principal to
679 * be related to a general directory entry without creating
680 * the keys. Hopefully it's OK.
683 ent->keys.val = NULL;
685 ret = HDB_ERR_NOENTRY;
691 LDAP_get_generalized_time_value(db, msg, "createTimestamp",
692 &ent->created_by.time);
694 ent->created_by.time = time(NULL);
697 ent->created_by.principal = NULL;
699 ret = LDAP_get_string_value(db, msg, "creatorsName", &dn);
701 if (LDAP_dn2principal(context, db, dn, &ent->created_by.principal)
703 ent->created_by.principal = NULL;
708 ent->modified_by = (Event *) malloc(sizeof(Event));
709 if (ent->modified_by == NULL) {
710 krb5_set_error_string(context, "malloc: out of memory");
715 LDAP_get_generalized_time_value(db, msg, "modifyTimestamp",
716 &ent->modified_by->time);
718 ret = LDAP_get_string_value(db, msg, "modifiersName", &dn);
719 if (LDAP_dn2principal
720 (context, db, dn, &ent->modified_by->principal) != 0) {
721 ent->modified_by->principal = NULL;
725 free(ent->modified_by);
726 ent->modified_by = NULL;
729 if ((ent->valid_start = (KerberosTime *) malloc(sizeof(KerberosTime)))
731 krb5_set_error_string(context, "malloc: out of memory");
736 LDAP_get_generalized_time_value(db, msg, "krb5ValidStart",
740 free(ent->valid_start);
741 ent->valid_start = NULL;
744 if ((ent->valid_end = (KerberosTime *) malloc(sizeof(KerberosTime))) ==
746 krb5_set_error_string(context, "malloc: out of memory");
751 LDAP_get_generalized_time_value(db, msg, "krb5ValidEnd",
755 free(ent->valid_end);
756 ent->valid_end = NULL;
759 if ((ent->pw_end = (KerberosTime *) malloc(sizeof(KerberosTime))) ==
761 krb5_set_error_string(context, "malloc: out of memory");
766 LDAP_get_generalized_time_value(db, msg, "krb5PasswordEnd",
774 ent->max_life = (int *) malloc(sizeof(int));
775 if (ent->max_life == NULL) {
776 krb5_set_error_string(context, "malloc: out of memory");
780 ret = LDAP_get_integer_value(db, msg, "krb5MaxLife", ent->max_life);
783 ent->max_life = NULL;
786 ent->max_renew = (int *) malloc(sizeof(int));
787 if (ent->max_renew == NULL) {
788 krb5_set_error_string(context, "malloc: out of memory");
792 ret = LDAP_get_integer_value(db, msg, "krb5MaxRenew", ent->max_renew);
794 free(ent->max_renew);
795 ent->max_renew = NULL;
798 values = ldap_get_values((LDAP *) db->db, msg, "krb5KDCFlags");
799 if (values != NULL) {
800 tmp = strtoul(values[0], (char **) NULL, 10);
801 if (tmp == ULONG_MAX && errno == ERANGE) {
802 krb5_set_error_string(context, "strtoul: could not convert flag");
809 ent->flags = int2HDBFlags(tmp);
811 values = ldap_get_values((LDAP *) db->db, msg, "krb5EncryptionType");
812 if (values != NULL) {
815 ent->etypes = malloc(sizeof(*(ent->etypes)));
816 if (ent->etypes == NULL) {
817 krb5_set_error_string(context, "malloc: out of memory");
821 ent->etypes->len = ldap_count_values(values);
822 ent->etypes->val = calloc(ent->etypes->len, sizeof(int));
823 for (i = 0; i < ent->etypes->len; i++) {
824 ent->etypes->val[i] = atoi(values[i]);
826 ldap_value_free(values);
832 if (unparsed_name != NULL) {
837 /* I don't think this frees ent itself. */
838 hdb_free_entry(context, ent);
844 static krb5_error_code LDAP_close(krb5_context context, HDB * db)
846 ldap_unbind_ext((LDAP *) db->db, NULL, NULL);
852 static krb5_error_code
853 LDAP_lock(krb5_context context, HDB * db, int operation)
858 static krb5_error_code LDAP_unlock(krb5_context context, HDB * db)
863 static krb5_error_code
864 LDAP_seq(krb5_context context, HDB * db, unsigned flags, hdb_entry * entry)
866 int msgid, rc, parserc;
870 msgid = db->openp; /* BOGUS OVERLOADING */
872 return HDB_ERR_NOENTRY;
876 rc = ldap_result((LDAP *) db->db, msgid, LDAP_MSG_ONE, NULL, &e);
878 case LDAP_RES_SEARCH_ENTRY:
879 /* We have an entry. Parse it. */
880 ret = LDAP_message2entry(context, db, e, entry);
883 case LDAP_RES_SEARCH_RESULT:
884 /* We're probably at the end of the results. If not, abandon. */
886 ldap_parse_result((LDAP *) db->db, e, NULL, NULL, NULL,
888 if (parserc != LDAP_SUCCESS
889 && parserc != LDAP_MORE_RESULTS_TO_RETURN) {
890 krb5_set_error_string(context, "ldap_parse_result: %s", ldap_err2string(parserc));
891 ldap_abandon((LDAP *) db->db, msgid);
893 ret = HDB_ERR_NOENTRY;
899 /* Some unspecified error (timeout?). Abandon. */
901 ldap_abandon((LDAP *) db->db, msgid);
902 ret = HDB_ERR_NOENTRY;
906 } while (rc == LDAP_RES_SEARCH_REFERENCE);
909 if (db->master_key_set && (flags & HDB_F_DECRYPT)) {
910 ret = hdb_unseal_keys(context, db, entry);
912 hdb_free_entry(context,entry);
919 static krb5_error_code
920 LDAP_firstkey(krb5_context context, HDB * db, unsigned flags,
923 int msgid, limit = LDAP_NO_LIMIT, rc;
925 (void) LDAP__connect(context, db);
927 rc = ldap_set_option((LDAP *) db->db, LDAP_OPT_SIZELIMIT, (const void *)&limit);
928 if (rc != LDAP_SUCCESS) {
929 krb5_set_error_string(context, "ldap_set_option: %s", ldap_err2string(rc));
930 return HDB_ERR_BADVERSION;
933 msgid = ldap_search((LDAP *) db->db, db->name,
934 LDAP_SCOPE_ONELEVEL, "(objectclass=krb5KDCEntry)",
935 krb5kdcentry_attrs, 0);
937 return HDB_ERR_NOENTRY;
942 return LDAP_seq(context, db, flags, entry);
945 static krb5_error_code
946 LDAP_nextkey(krb5_context context, HDB * db, unsigned flags,
949 return LDAP_seq(context, db, flags, entry);
952 static krb5_error_code
953 LDAP_rename(krb5_context context, HDB * db, const char *new_name)
955 return HDB_ERR_DB_INUSE;
958 static krb5_error_code LDAP__connect(krb5_context context, HDB * db)
960 int rc, version = LDAP_VERSION3;
962 * Empty credentials to do a SASL bind with LDAP. Note that empty
963 * different from NULL credentials. If you provide NULL
964 * credentials instead of empty credentials you will get a SASL
965 * bind in progress message.
967 struct berval bv = { 0, "" };
969 if (db->db != NULL) {
970 /* connection has been opened. ping server. */
971 struct sockaddr_un addr;
975 if (ldap_get_option((LDAP *) db->db, LDAP_OPT_DESC, &sd) == 0 &&
976 getpeername(sd, (struct sockaddr *) &addr, &len) < 0) {
977 /* the other end has died. reopen. */
978 LDAP_close(context, db);
982 if (db->db != NULL) {
987 rc = ldap_initialize((LDAP **) & db->db, "ldapi:///");
988 if (rc != LDAP_SUCCESS) {
989 krb5_set_error_string(context, "ldap_initialize: %s", ldap_err2string(rc));
990 return HDB_ERR_NOENTRY;
993 rc = ldap_set_option((LDAP *) db->db, LDAP_OPT_PROTOCOL_VERSION, (const void *)&version);
994 if (rc != LDAP_SUCCESS) {
995 krb5_set_error_string(context, "ldap_set_option: %s", ldap_err2string(rc));
996 ldap_unbind_ext((LDAP *) db->db, NULL, NULL);
998 return HDB_ERR_BADVERSION;
1001 rc = ldap_sasl_bind_s((LDAP *) db->db, NULL, "EXTERNAL", &bv, NULL, NULL, NULL);
1002 if (rc != LDAP_SUCCESS) {
1003 krb5_set_error_string(context, "ldap_sasl_bind_s: %s", ldap_err2string(rc));
1004 ldap_unbind_ext((LDAP *) db->db, NULL, NULL);
1006 return HDB_ERR_BADVERSION;
1012 static krb5_error_code
1013 LDAP_open(krb5_context context, HDB * db, int flags, mode_t mode)
1015 /* Not the right place for this. */
1016 #ifdef HAVE_SIGACTION
1017 struct sigaction sa;
1020 sa.sa_handler = SIG_IGN;
1021 sigemptyset(&sa.sa_mask);
1023 sigaction(SIGPIPE, &sa, NULL);
1025 signal(SIGPIPE, SIG_IGN);
1026 #endif /* HAVE_SIGACTION */
1028 return LDAP__connect(context, db);
1031 static krb5_error_code
1032 LDAP_fetch(krb5_context context, HDB * db, unsigned flags,
1035 LDAPMessage *msg, *e;
1036 krb5_error_code ret;
1038 ret = LDAP_principal2message(context, db, entry->principal, &msg);
1043 e = ldap_first_entry((LDAP *) db->db, msg);
1045 ret = HDB_ERR_NOENTRY;
1049 ret = LDAP_message2entry(context, db, e, entry);
1051 if (db->master_key_set && (flags & HDB_F_DECRYPT)) {
1052 ret = hdb_unseal_keys(context, db, entry);
1054 hdb_free_entry(context,entry);
1064 static krb5_error_code
1065 LDAP_store(krb5_context context, HDB * db, unsigned flags,
1068 LDAPMod **mods = NULL;
1069 krb5_error_code ret;
1072 LDAPMessage *msg = NULL, *e = NULL;
1073 char *dn = NULL, *name = NULL;
1075 ret = krb5_unparse_name(context, entry->principal, &name);
1080 ret = LDAP__lookup_princ(context, db, name, &msg);
1082 e = ldap_first_entry((LDAP *) db->db, msg);
1085 ret = hdb_seal_keys(context, db, entry);
1090 /* turn new entry into LDAPMod array */
1091 ret = LDAP_entry2mods(context, db, entry, e, &mods);
1097 /* Doesn't exist yet. */
1102 /* normalize the naming attribute */
1103 for (p = name; *p != '\0'; p++) {
1104 *p = (char) tolower((int) *p);
1108 * We could do getpwnam() on the local component of
1109 * the principal to find cn/sn but that's probably
1110 * bad thing to do from inside a KDC. Better leave
1111 * it to management tools.
1113 ret = LDAP_addmod(&mods, LDAP_MOD_ADD, "cn", name);
1118 ret = LDAP_addmod(&mods, LDAP_MOD_ADD, "sn", name);
1123 if (db->name != NULL) {
1124 ret = asprintf(&dn, "cn=%s,%s", name, db->name);
1126 /* A bit bogus, but we don't have a search base */
1127 ret = asprintf(&dn, "cn=%s", name);
1130 krb5_set_error_string(context, "asprintf: out of memory");
1134 } else if (flags & HDB_F_REPLACE) {
1135 /* Entry exists, and we're allowed to replace it. */
1136 dn = ldap_get_dn((LDAP *) db->db, e);
1138 /* Entry exists, but we're not allowed to replace it. Bail. */
1139 ret = HDB_ERR_EXISTS;
1143 /* write entry into directory */
1145 /* didn't exist before */
1146 rc = ldap_add_s((LDAP *) db->db, dn, mods);
1147 errfn = "ldap_add_s";
1149 /* already existed, send deltas only */
1150 rc = ldap_modify_s((LDAP *) db->db, dn, mods);
1151 errfn = "ldap_modify_s";
1154 if (rc == LDAP_SUCCESS) {
1157 krb5_set_error_string(context, "%s: %s (dn=%s) %s",
1158 errfn, name, dn, ldap_err2string(rc));
1159 ret = HDB_ERR_CANT_LOCK_DB;
1173 ldap_mods_free(mods, 1);
1183 static krb5_error_code
1184 LDAP_remove(krb5_context context, HDB * db, hdb_entry * entry)
1186 krb5_error_code ret;
1187 LDAPMessage *msg, *e;
1189 int rc, limit = LDAP_NO_LIMIT;
1191 ret = LDAP_principal2message(context, db, entry->principal, &msg);
1196 e = ldap_first_entry((LDAP *) db->db, msg);
1198 ret = HDB_ERR_NOENTRY;
1202 dn = ldap_get_dn((LDAP *) db->db, e);
1204 ret = HDB_ERR_NOENTRY;
1208 rc = ldap_set_option((LDAP *) db->db, LDAP_OPT_SIZELIMIT, (const void *)&limit);
1209 if (rc != LDAP_SUCCESS) {
1210 krb5_set_error_string(context, "ldap_set_option: %s", ldap_err2string(rc));
1211 ret = HDB_ERR_BADVERSION;
1215 rc = ldap_delete_s((LDAP *) db->db, dn);
1216 if (rc == LDAP_SUCCESS) {
1219 krb5_set_error_string(context, "ldap_delete_s: %s", ldap_err2string(rc));
1220 ret = HDB_ERR_CANT_LOCK_DB;
1235 static krb5_error_code
1236 LDAP__get(krb5_context context, HDB * db, krb5_data key, krb5_data * reply)
1238 fprintf(stderr, "LDAP__get not implemented\n");
1243 static krb5_error_code
1244 LDAP__put(krb5_context context, HDB * db, int replace,
1245 krb5_data key, krb5_data value)
1247 fprintf(stderr, "LDAP__put not implemented\n");
1252 static krb5_error_code
1253 LDAP__del(krb5_context context, HDB * db, krb5_data key)
1255 fprintf(stderr, "LDAP__del not implemented\n");
1260 static krb5_error_code LDAP_destroy(krb5_context context, HDB * db)
1262 krb5_error_code ret;
1264 ret = hdb_clear_master_key(context, db);
1265 if (db->name != NULL) {
1274 hdb_ldap_create(krb5_context context, HDB ** db, const char *arg)
1276 *db = malloc(sizeof(**db));
1278 krb5_set_error_string(context, "malloc: out of memory");
1284 if (arg == NULL || arg[0] == '\0') {
1286 * if no argument specified in the configuration file
1287 * then use NULL, which tells OpenLDAP to look in
1288 * the ldap.conf file. This doesn't work for
1289 * writing entries because we don't know where to
1290 * put new principals.
1294 (*db)->name = strdup(arg);
1295 if ((*db)->name == NULL) {
1296 krb5_set_error_string(context, "strdup: out of memory");
1303 (*db)->master_key_set = 0;
1305 (*db)->open = LDAP_open;
1306 (*db)->close = LDAP_close;
1307 (*db)->fetch = LDAP_fetch;
1308 (*db)->store = LDAP_store;
1309 (*db)->remove = LDAP_remove;
1310 (*db)->firstkey = LDAP_firstkey;
1311 (*db)->nextkey = LDAP_nextkey;
1312 (*db)->lock = LDAP_lock;
1313 (*db)->unlock = LDAP_unlock;
1314 (*db)->rename = LDAP_rename;
1315 /* can we ditch these? */
1316 (*db)->_get = LDAP__get;
1317 (*db)->_put = LDAP__put;
1318 (*db)->_del = LDAP__del;
1319 (*db)->destroy = LDAP_destroy;
1324 #endif /* OPENLDAP */