1 /* ldif.c - the ldif backend */
3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
5 * Copyright 2005 The OpenLDAP Foundation.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted only as authorized by the OpenLDAP
12 * A copy of this license is available in the file LICENSE in the
13 * top-level directory of the distribution or, alternatively, at
14 * <http://www.OpenLDAP.org/license.html>.
17 * This work was originally developed by Eric Stokes for inclusion
18 * in OpenLDAP Software.
23 #include <ac/string.h>
24 #include <sys/types.h>
26 #include <ac/dirent.h>
29 #include <ac/unistd.h>
34 typedef struct enumCookie {
43 struct berval li_base_path;
44 enumCookie li_tool_cookie;
46 ldap_pvt_thread_mutex_t li_mutex;
58 #define ENTRY_BUFF_INCREMENT 500
60 static ObjectClass *ldif_oc;
62 static ConfigDriver ldif_cf;
64 static ConfigTable ldifcfg[] = {
65 { "", "", 0, 0, 0, ARG_MAGIC,
66 ldif_cf, NULL, NULL, NULL },
67 { "directory", "dir", 2, 2, 0, ARG_BERVAL|ARG_OFFSET,
68 (void *)offsetof(struct ldif_info, li_base_path),
69 "( OLcfgDbAt:0.1 NAME 'olcDbDirectory' "
70 "DESC 'Directory for database content' "
71 "EQUALITY caseIgnoreMatch "
72 "SYNTAX OMsDirectoryString )", NULL, NULL },
73 { NULL, NULL, 0, 0, 0, ARG_IGNORED,
74 NULL, NULL, NULL, NULL }
77 static ConfigOCs ldifocs[] = {
79 "NAME 'olcLdifConfig' "
80 "DESC 'LDIF backend configuration' "
81 "SUP olcDatabaseConfig "
82 "MUST ( olcDbDirectory ) )", Cft_Database,
88 ldif_cf( ConfigArgs *c )
90 if ( c->op == SLAP_CONFIG_EMIT ) {
91 value_add_one( &c->rvalue_vals, &ldif_oc->soc_cname );
98 dn2path(struct berval * dn, struct berval * rootdn, struct berval * base_path,
101 char *ptr, *sep, *end;
103 res->bv_len = dn->bv_len + base_path->bv_len + 1 + STRLENOF( LDIF );
104 res->bv_val = ch_malloc( res->bv_len + 1 );
105 ptr = lutil_strcopy( res->bv_val, base_path->bv_val );
106 *ptr++ = LDAP_DIRSEP[0];
107 ptr = lutil_strcopy( ptr, rootdn->bv_val );
108 end = dn->bv_val + dn->bv_len - rootdn->bv_len - 1;
109 while ( end > dn->bv_val ) {
110 for (sep = end-1; sep >=dn->bv_val && !DN_SEPARATOR( *sep ); sep--);
111 *ptr++ = LDAP_DIRSEP[0];
112 ptr = lutil_strncopy( ptr, sep+1, end-sep-1 );
118 while( ptr=strchr(ptr, IX_DNL) ) {
120 ptr = strchr(ptr, IX_DNR);
129 static char * slurp_file(int fd) {
130 int read_chars_total = 0;
138 entry_size = st.st_size;
139 entry = ch_malloc( entry_size+1 );
143 read_chars = read(fd, (void *) entry_pos, entry_size - read_chars_total);
144 if(read_chars == -1) {
148 if(read_chars == 0) {
149 entry[read_chars_total] = '\0';
153 read_chars_total += read_chars;
154 entry_pos += read_chars;
160 static int spew_file(int fd, char * spew) {
163 int len = strlen(spew);
164 char * spewptr = spew;
166 while(written < len) {
167 writeres = write(fd, spewptr, len - written);
169 perror("could not spew write");
180 static int spew_entry(Entry * e, struct berval * path) {
185 char * entry_as_string;
187 openres = open(path->bv_val, O_WRONLY | O_CREAT, S_IRUSR | S_IWUSR);
190 rs = LDAP_NO_SUCH_OBJECT;
192 rs = LDAP_UNWILLING_TO_PERFORM;
198 /* Only save the RDN onto disk */
199 dnRdn( &e->e_name, &rdn );
200 if ( rdn.bv_len != e->e_name.bv_len ) {
201 e->e_name.bv_val[rdn.bv_len] = '\0';
202 tmp = e->e_name.bv_len;
203 e->e_name.bv_len = rdn.bv_len;
207 entry_as_string = entry2str(e, &entry_length);
209 /* Restore full DN */
210 if ( rdn.bv_len != e->e_name.bv_len ) {
211 e->e_name.bv_val[e->e_name.bv_len] = ',';
212 e->e_name.bv_len = rdn.bv_len;
215 if(entry_as_string == NULL) {
216 rs = LDAP_UNWILLING_TO_PERFORM;
220 spew_res = spew_file(openres, entry_as_string);
223 rs = LDAP_UNWILLING_TO_PERFORM;
231 static Entry * get_entry_for_fd(int fd,
235 char * entry = (char *) slurp_file(fd);
236 Entry * ldentry = NULL;
238 /* error reading file */
243 ldentry = str2entry(entry);
246 rdn = ldentry->e_name;
247 build_new_dn( &ldentry->e_name, pdn, &rdn, NULL );
248 ch_free( rdn.bv_val );
249 rdn = ldentry->e_nname;
250 build_new_dn( &ldentry->e_nname, pndn, &rdn, NULL );
251 ch_free( rdn.bv_val );
265 static Entry * get_entry(Operation *op, struct berval *base_path) {
266 struct berval path, pdn, pndn;
269 dnParent(&op->o_req_dn, &pdn);
270 dnParent(&op->o_req_ndn, &pndn);
271 dn2path(&op->o_req_ndn, op->o_bd->be_nsuffix, base_path, &path);
272 fd = open(path.bv_val, O_RDONLY);
273 /* error opening file (mebbe should log error) */
275 perror("failed to open file");
278 if(path.bv_val != NULL)
279 SLAP_FREE(path.bv_val);
282 return get_entry_for_fd(fd, &pdn, &pndn);
288 static void fullpath(struct berval *base, struct berval *name, struct berval *res) {
290 res->bv_len = name->bv_len + base->bv_len + 1;
291 res->bv_val = ch_malloc( res->bv_len + 1 );
292 strcpy(res->bv_val, base->bv_val);
293 ptr = res->bv_val + base->bv_len;
294 *ptr++ = LDAP_DIRSEP[0];
295 strcpy(ptr, name->bv_val);
298 typedef struct bvlist {
307 static int r_enum_tree(enumCookie *ck, struct berval *path,
308 struct berval *pdn, struct berval *pndn)
311 int fd, rc = LDAP_SUCCESS;
313 fd = open( path->bv_val, O_RDONLY );
315 Debug( LDAP_DEBUG_TRACE,
316 "=> ldif_enum_tree: failed to open %s\n",
317 path->bv_val, 0, 0 );
318 return LDAP_NO_SUCH_OBJECT;
321 e = get_entry_for_fd(fd, pdn, pndn);
323 Debug( LDAP_DEBUG_ANY,
324 "=> ldif_enum_tree: failed to read entry for %s\n",
325 path->bv_val, 0, 0 );
329 if ( ck->op->ors_scope == LDAP_SCOPE_BASE ||
330 ck->op->ors_scope == LDAP_SCOPE_SUBTREE ) {
331 /* Send right away? */
334 * if it's a referral, add it to the list of referrals. only do
335 * this for non-base searches, and don't check the filter
336 * explicitly here since it's only a candidate anyway.
338 if ( !get_manageDSAit( ck->op )
339 && ck->op->ors_scope != LDAP_SCOPE_BASE
340 && is_entry_referral( e ) )
342 BerVarray erefs = get_entry_referrals( ck->op, e );
343 ck->rs->sr_ref = referral_rewrite( erefs,
345 ck->op->oq_search.rs_scope == LDAP_SCOPE_ONELEVEL
346 ? LDAP_SCOPE_BASE : LDAP_SCOPE_SUBTREE );
348 send_search_reference( ck->op, ck->rs );
350 ber_bvarray_free( ck->rs->sr_ref );
351 ber_bvarray_free( erefs );
352 ck->rs->sr_ref = NULL;
354 } else if ( test_filter( ck->op, e, ck->op->ors_filter ) == LDAP_COMPARE_TRUE )
356 ck->rs->sr_entry = e;
357 ck->rs->sr_attrs = ck->op->ors_attrs;
358 ck->rs->sr_flags = REP_ENTRY_MODIFIABLE;
359 send_search_entry(ck->op, ck->rs);
363 /* Queueing up for tool mode */
364 if(ck->entries == NULL) {
365 ck->entries = (Entry **) SLAP_MALLOC(sizeof(Entry *) * ENTRY_BUFF_INCREMENT);
366 ck->elen = ENTRY_BUFF_INCREMENT;
368 if(ck->eind >= ck->elen) { /* grow entries if necessary */
369 ck->entries = (Entry **) SLAP_REALLOC(ck->entries, sizeof(Entry *) * (ck->elen) * 2);
373 ck->entries[ck->eind++] = e;
380 if ( ck->op->ors_scope != LDAP_SCOPE_BASE ) {
382 bvlist *list = NULL, *ptr;
384 path->bv_len -= STRLENOF( LDIF );
385 path->bv_val[path->bv_len] = '\0';
387 dir_of_path = opendir(path->bv_val);
388 if(dir_of_path == NULL) { /* can't open directory */
389 if ( errno != ENOENT ) {
390 /* it shouldn't be treated as an error
391 * only if the directory doesn't exist */
393 Debug( LDAP_DEBUG_TRACE,
394 "=> ldif_enum_tree: failed to opendir %s (%d)\n",
395 path->bv_val, errno, 0 );
401 struct berval fname, itmp;
405 dir = readdir(dir_of_path);
406 if(dir == NULL) break; /* end of the directory */
407 fname.bv_len = strlen( dir->d_name );
408 if ( fname.bv_len <= STRLENOF( LDIF ))
410 if ( strcmp( dir->d_name + (fname.bv_len - STRLENOF(LDIF)), LDIF))
412 fname.bv_val = dir->d_name;
414 bvl = ch_malloc( sizeof(bvlist) );
415 ber_dupbv( &bvl->bv, &fname );
416 BER_BVZERO( &bvl->num );
417 itmp.bv_val = strchr( bvl->bv.bv_val, IX_FSL );
421 ptr = strchr( itmp.bv_val, IX_FSR );
423 itmp.bv_len = ptr - itmp.bv_val;
424 ber_dupbv( &bvl->num, &itmp );
425 bvl->inum = strtoul( itmp.bv_val, NULL, 0 );
426 itmp.bv_val[0] = '\0';
427 bvl->off = itmp.bv_val - bvl->bv.bv_val;
431 for (ptr = list, prev = (bvlist *)&list; ptr;
432 prev = ptr, ptr = ptr->next) {
433 int cmp = strcmp( bvl->bv.bv_val, ptr->bv.bv_val );
434 if ( !cmp && bvl->num.bv_val )
435 cmp = bvl->inum - ptr->inum;
443 closedir(dir_of_path);
445 if (ck->op->ors_scope == LDAP_SCOPE_ONELEVEL)
446 ck->op->ors_scope = LDAP_SCOPE_BASE;
447 else if ( ck->op->ors_scope == LDAP_SCOPE_SUBORDINATE)
448 ck->op->ors_scope = LDAP_SCOPE_SUBTREE;
450 while ( ( ptr = list ) ) {
455 if ( ptr->num.bv_val )
456 AC_MEMCPY( ptr->bv.bv_val + ptr->off, ptr->num.bv_val,
458 fullpath( path, &ptr->bv, &fpath );
459 r_enum_tree(ck, &fpath, &e->e_name, &e->e_nname );
461 if ( ptr->num.bv_val )
462 free( ptr->num.bv_val );
463 free(ptr->bv.bv_val);
468 if ( fd ) entry_free( e );
477 struct ldif_info *ni = (struct ldif_info *) ck->op->o_bd->be_private;
479 struct berval pdn, pndn;
481 dnParent( &ck->op->o_req_dn, &pdn );
482 dnParent( &ck->op->o_req_ndn, &pndn );
483 dn2path( &ck->op->o_req_ndn, &ck->op->o_bd->be_nsuffix[0], &ni->li_base_path, &path);
484 return r_enum_tree(ck, &path, &pdn, &pndn);
487 /* Get the parent path plus the LDIF suffix */
488 static void get_parent_path(struct berval * dnpath, struct berval *res) {
489 int dnpathlen = dnpath->bv_len;
492 for(i = dnpathlen;i>0;i--) /* find the first path seperator */
493 if(dnpath->bv_val[i] == LDAP_DIRSEP[0])
496 res->bv_val = ch_malloc( res->bv_len + 1 + STRLENOF(LDIF) );
497 strncpy(res->bv_val, dnpath->bv_val, i);
498 strcpy(res->bv_val+i, LDIF);
499 res->bv_val[i] = '\0';
502 static int apply_modify_to_entry(Entry * entry,
503 Modifications * modlist,
507 char textbuf[SLAP_TEXT_BUFLEN];
508 int rc = LDAP_UNWILLING_TO_PERFORM;
509 Modification *mods = NULL;
511 if (!acl_check_modlist(op, entry, modlist)) {
512 return LDAP_INSUFFICIENT_ACCESS;
515 for (; modlist != NULL; modlist = modlist->sml_next) {
516 mods = &modlist->sml_mod;
518 switch (mods->sm_op) {
520 rc = modify_add_values(entry, mods,
521 get_permissiveModify(op),
522 &rs->sr_text, textbuf,
526 case LDAP_MOD_DELETE:
527 rc = modify_delete_values(entry, mods,
528 get_permissiveModify(op),
529 &rs->sr_text, textbuf,
534 case LDAP_MOD_REPLACE:
535 rc = modify_replace_values(entry, mods,
536 get_permissiveModify(op),
537 &rs->sr_text, textbuf,
541 case LDAP_MOD_INCREMENT:
543 case SLAP_MOD_SOFTADD:
544 mods->sm_op = LDAP_MOD_ADD;
545 rc = modify_add_values(entry, mods,
546 get_permissiveModify(op),
547 &rs->sr_text, textbuf,
549 mods->sm_op = SLAP_MOD_SOFTADD;
550 if (rc == LDAP_TYPE_OR_VALUE_EXISTS) {
557 if(rc != LDAP_SUCCESS) break;
560 if(rc == LDAP_SUCCESS) {
561 if ( mods->sm_desc == slap_schema.si_ad_objectClass ) {
562 entry->e_ocflags = 0;
564 /* check that the entry still obeys the schema */
565 rc = entry_schema_check(op->o_bd, entry, NULL,
566 &rs->sr_text, textbuf, sizeof( textbuf ) );
572 ldif_back_referrals( Operation *op, SlapReply *rs )
574 struct ldif_info *ni = NULL;
576 int rc = LDAP_SUCCESS;
579 if ( op->o_tag == LDAP_REQ_SEARCH ) {
580 /* let search take care of itself */
585 if ( get_manageDSAit( op ) ) {
586 /* let op take care of DSA management */
590 ni = (struct ldif_info *)op->o_bd->be_private;
591 ldap_pvt_thread_mutex_lock( &ni->li_mutex );
592 entry = (Entry *)get_entry( op, &ni->li_base_path );
594 /* no object is found for them */
595 if ( entry == NULL ) {
596 struct berval odn = op->o_req_dn;
597 struct berval ondn = op->o_req_ndn;
599 struct berval pndn = op->o_req_ndn;
601 for ( ; entry == NULL; ) {
602 dnParent( &pndn, &pndn );
604 if ( !dnIsSuffix( &pndn, &op->o_bd->be_nsuffix[0] ) ) {
609 op->o_req_ndn = pndn;
611 entry = (Entry *)get_entry( op, &ni->li_base_path );
614 ldap_pvt_thread_mutex_unlock( &ni->li_mutex );
617 op->o_req_ndn = ondn;
620 rs->sr_matched = NULL;
621 if ( entry != NULL ) {
622 Debug( LDAP_DEBUG_TRACE,
623 "ldif_back_referrals: op=%ld target=\"%s\" matched=\"%s\"\n",
624 (long) op->o_tag, op->o_req_dn.bv_val, entry->e_name.bv_val );
626 if ( is_entry_referral( entry ) ) {
628 rs->sr_ref = get_entry_referrals( op, entry );
630 rs->sr_matched = ber_strdup_x(
631 entry->e_name.bv_val, op->o_tmpmemctx );
637 } else if ( default_referral != NULL ) {
639 rs->sr_ref = referral_rewrite( default_referral,
640 NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
643 if ( rs->sr_ref != NULL ) {
645 rc = rs->sr_err = LDAP_REFERRAL;
646 send_ldap_result( op, rs );
647 ber_bvarray_free( rs->sr_ref );
650 } else if ( rc != LDAP_SUCCESS ) {
652 rs->sr_text = rs->sr_matched ? "bad referral object" : NULL;
653 send_ldap_result( op, rs );
656 if ( rs->sr_matched ) {
657 op->o_tmpfree( (char *)rs->sr_matched, op->o_tmpmemctx );
658 rs->sr_matched = NULL;
664 ldap_pvt_thread_mutex_unlock( &ni->li_mutex );
666 if ( is_entry_referral( entry ) ) {
667 /* entry is a referral */
668 BerVarray refs = get_entry_referrals( op, entry );
669 rs->sr_ref = referral_rewrite(
670 refs, &entry->e_name, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
672 Debug( LDAP_DEBUG_TRACE,
673 "ldif_back_referrals: op=%ld target=\"%s\" matched=\"%s\"\n",
674 (long) op->o_tag, op->o_req_dn.bv_val, entry->e_name.bv_val );
676 rs->sr_matched = entry->e_name.bv_val;
677 if ( rs->sr_ref != NULL ) {
678 rc = rs->sr_err = LDAP_REFERRAL;
679 send_ldap_result( op, rs );
680 ber_bvarray_free( rs->sr_ref );
684 send_ldap_error( op, rs, LDAP_OTHER, "bad referral object" );
688 rs->sr_matched = NULL;
689 ber_bvarray_free( refs );
698 ldif_back_bind( Operation *op, SlapReply *rs )
700 struct ldif_info *ni = NULL;
701 Attribute * a = NULL;
702 AttributeDescription *password = slap_schema.si_ad_userPassword;
704 Entry * entry = NULL;
706 ni = (struct ldif_info *) op->o_bd->be_private;
707 ldap_pvt_thread_mutex_lock(&ni->li_mutex);
708 entry = (Entry *) get_entry(op, &ni->li_base_path);
710 /* no object is found for them */
712 if(be_isroot_pw(op)) {
713 rs->sr_err = return_val = LDAP_SUCCESS;
715 rs->sr_err = return_val = LDAP_INVALID_CREDENTIALS;
720 /* they don't have userpassword */
721 if((a = attr_find(entry->e_attrs, password)) == NULL) {
722 rs->sr_err = LDAP_INAPPROPRIATE_AUTH;
727 /* authentication actually failed */
728 if(slap_passwd_check(op, entry, a, &op->oq_bind.rb_cred,
729 &rs->sr_text) != 0) {
730 rs->sr_err = LDAP_INVALID_CREDENTIALS;
735 /* let the front-end send success */
740 ldap_pvt_thread_mutex_unlock(&ni->li_mutex);
742 send_ldap_result( op, rs );
748 static int ldif_back_search(Operation *op, SlapReply *rs)
750 struct ldif_info *ni = (struct ldif_info *) op->o_bd->be_private;
755 ldap_pvt_thread_mutex_lock(&ni->li_mutex);
756 rs->sr_err = enum_tree( &ck );
757 ldap_pvt_thread_mutex_unlock(&ni->li_mutex);
758 send_ldap_result(op, rs);
763 static int ldif_back_add(Operation *op, SlapReply *rs) {
764 struct ldif_info *ni = (struct ldif_info *) op->o_bd->be_private;
765 Entry * e = op->ora_e;
766 struct berval dn = e->e_nname;
767 struct berval leaf_path = BER_BVNULL;
770 char textbuf[SLAP_TEXT_BUFLEN];
772 rs->sr_err = entry_schema_check(op->o_bd, e,
773 NULL, &rs->sr_text, textbuf, sizeof( textbuf ) );
774 if ( rs->sr_err != LDAP_SUCCESS ) goto send_res;
776 ldap_pvt_thread_mutex_lock(&ni->li_mutex);
778 dn2path(&dn, &op->o_bd->be_nsuffix[0], &ni->li_base_path, &leaf_path);
780 if(leaf_path.bv_val != NULL) {
781 struct berval base = BER_BVNULL;
782 /* build path to container and ldif of container */
783 get_parent_path(&leaf_path, &base);
785 statres = stat(base.bv_val, &stats); /* check if container exists */
786 if(statres == -1 && errno == ENOENT) { /* container missing */
787 base.bv_val[base.bv_len] = '.';
788 statres = stat(base.bv_val, &stats); /* check for leaf node */
789 base.bv_val[base.bv_len] = '\0';
790 if(statres == -1 && errno == ENOENT) {
791 rs->sr_err = LDAP_NO_SUCH_OBJECT; /* parent doesn't exist */
793 else if(statres != -1) { /* create parent */
794 int mkdirres = mkdir(base.bv_val, 0750);
796 rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
800 rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
801 }/* container was possibly created, move on to add the entry */
802 if(rs->sr_err == LDAP_SUCCESS) {
803 statres = stat(leaf_path.bv_val, &stats);
804 if(statres == -1 && errno == ENOENT) {
805 ldap_pvt_thread_mutex_lock(&entry2str_mutex);
806 rs->sr_err = (int) spew_entry(e, &leaf_path);
807 ldap_pvt_thread_mutex_unlock(&entry2str_mutex);
809 else /* it already exists */
810 rs->sr_err = LDAP_ALREADY_EXISTS;
812 SLAP_FREE(base.bv_val);
813 SLAP_FREE(leaf_path.bv_val);
816 ldap_pvt_thread_mutex_unlock(&ni->li_mutex);
819 send_ldap_result(op, rs);
823 static int ldif_back_modify(Operation *op, SlapReply *rs) {
824 struct ldif_info *ni = (struct ldif_info *) op->o_bd->be_private;
825 Modifications * modlst = op->orm_modlist;
826 struct berval path = BER_BVNULL;
827 Entry * entry = NULL;
830 ldap_pvt_thread_mutex_lock(&ni->li_mutex);
831 dn2path(&op->o_req_ndn, &op->o_bd->be_nsuffix[0], &ni->li_base_path,
833 entry = (Entry *) get_entry(op, &ni->li_base_path);
836 rs->sr_err = apply_modify_to_entry(entry, modlst, op, rs);
837 if(rs->sr_err == LDAP_SUCCESS) {
838 ldap_pvt_thread_mutex_lock(&entry2str_mutex);
839 spew_res = spew_entry(entry, &path);
840 ldap_pvt_thread_mutex_unlock(&entry2str_mutex);
842 perror("could not output entry");
843 rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
848 rs->sr_err = LDAP_NO_SUCH_OBJECT;
853 if(path.bv_val != NULL)
854 SLAP_FREE(path.bv_val);
856 ldap_pvt_thread_mutex_unlock(&ni->li_mutex);
857 send_ldap_result(op, rs);
861 static int ldif_back_delete(Operation *op, SlapReply *rs) {
862 struct ldif_info *ni = (struct ldif_info *) op->o_bd->be_private;
863 struct berval path = BER_BVNULL;
866 ldap_pvt_thread_mutex_lock(&ni->li_mutex);
867 dn2path(&op->o_req_ndn, &op->o_bd->be_nsuffix[0], &ni->li_base_path, &path);
869 path.bv_val[path.bv_len - STRLENOF(LDIF)] = '\0';
870 res = rmdir(path.bv_val);
871 path.bv_val[path.bv_len - STRLENOF(LDIF)] = '.';
872 if ( res && errno != ENOENT ) {
873 rs->sr_err = LDAP_NOT_ALLOWED_ON_NONLEAF;
875 res = unlink(path.bv_val);
880 rs->sr_err = LDAP_NO_SUCH_OBJECT;
882 rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
885 rs->sr_err = LDAP_SUCCESS;
887 SLAP_FREE(path.bv_val);
888 ldap_pvt_thread_mutex_unlock(&ni->li_mutex);
889 send_ldap_result(op, rs);
894 static int move_entry(Entry * entry, struct berval * ndn,
895 struct berval * newndn, struct berval * rootdn,
896 struct berval * base_path) {
900 struct berval newpath;
902 dn2path(ndn, rootdn, base_path, &path);
903 dn2path(newndn, rootdn, base_path, &newpath);
905 if((entry == NULL || path.bv_val == NULL) || newpath.bv_val == NULL) {
906 /* some object doesn't exist */
907 res = LDAP_NO_SUCH_OBJECT;
909 else { /* do the modrdn */
910 exists_res = open(newpath.bv_val, O_RDONLY);
911 if(exists_res == -1 && errno == ENOENT) {
912 res = spew_entry(entry, &newpath);
914 /* if this fails we should log something bad */
915 res = unlink(path.bv_val);
920 res = LDAP_NO_SUCH_OBJECT;
922 res = LDAP_UNWILLING_TO_PERFORM;
923 unlink(newpath.bv_val); /* in case file was created */
926 else if(exists_res) {
927 int close_res = close(exists_res);
928 res = LDAP_ALREADY_EXISTS;
929 if(close_res == -1) {
930 /* log heinous error */
934 res = LDAP_UNWILLING_TO_PERFORM;
938 if(newpath.bv_val != NULL)
939 SLAP_FREE(newpath.bv_val);
940 if(path.bv_val != NULL)
941 SLAP_FREE(path.bv_val);
945 static int ldif_back_modrdn(Operation *op, SlapReply *rs) {
946 struct ldif_info *ni = (struct ldif_info *) op->o_bd->be_private;
947 struct berval new_dn = BER_BVNULL, new_ndn = BER_BVNULL;
948 struct berval p_dn, bv = BER_BVNULL;
949 Entry * entry = NULL;
950 LDAPRDN new_rdn = NULL;
951 LDAPRDN old_rdn = NULL;
952 Modifications * mods = NULL;
955 ldap_pvt_thread_mutex_lock(&ni->li_mutex);
956 ldap_pvt_thread_mutex_lock(&entry2str_mutex);
957 entry = (Entry *) get_entry(op, &ni->li_base_path);
959 /* build the mods to the entry */
961 if(ldap_bv2rdn(&op->oq_modrdn.rs_newrdn, &new_rdn,
962 (char **)&rs->sr_text, LDAP_DN_FORMAT_LDAP)) {
963 rs->sr_err = LDAP_INVALID_DN_SYNTAX;
965 else if(op->oq_modrdn.rs_deleteoldrdn &&
966 ldap_bv2rdn(&op->o_req_dn, &old_rdn, (char **)&rs->sr_text,
967 LDAP_DN_FORMAT_LDAP)) {
968 rs->sr_err = LDAP_OTHER;
970 else { /* got both rdns successfully, ready to build mods */
971 if(slap_modrdn2mods(op, rs, entry, old_rdn, new_rdn, &mods)
973 rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
975 else { /* built mods successfully */
977 /* build new dn, and new ndn for the entry */
978 if(op->oq_modrdn.rs_newSup != NULL) /* new superior */
979 p_dn = *op->oq_modrdn.rs_newSup;
981 p_dn = slap_empty_bv;
982 dnParent(&entry->e_name, &p_dn);
983 build_new_dn(&new_dn, &p_dn, &op->oq_modrdn.rs_newrdn, NULL);
984 dnNormalize( 0, NULL, NULL, &new_dn, &bv, op->o_tmpmemctx );
985 ber_dupbv( &new_ndn, &bv );
986 entry->e_name = new_dn;
987 entry->e_nname = new_ndn;
989 /* perform the modifications */
990 res = apply_modify_to_entry(entry, mods, op, rs);
991 if(res == LDAP_SUCCESS) {
992 rs->sr_err = move_entry(entry, &op->o_req_ndn,
994 &op->o_bd->be_nsuffix[0],
1002 else /* entry was null */
1003 rs->sr_err = LDAP_NO_SUCH_OBJECT;
1008 ldap_pvt_thread_mutex_unlock(&ni->li_mutex);
1009 ldap_pvt_thread_mutex_unlock(&entry2str_mutex);
1010 send_ldap_result(op, rs);
1014 static int ldif_back_compare(Operation *op, SlapReply *rs) {
1015 struct ldif_info *ni = (struct ldif_info *) op->o_bd->be_private;
1019 ldap_pvt_thread_mutex_lock(&ni->li_mutex);
1021 e = (Entry *) get_entry(op, &ni->li_base_path);
1023 for(a = attrs_find( e->e_attrs, op->oq_compare.rs_ava->aa_desc );
1025 a = attrs_find( a->a_next, op->oq_compare.rs_ava->aa_desc )) {
1026 rs->sr_err = LDAP_COMPARE_FALSE;
1028 if (value_find_ex(op->oq_compare.rs_ava->aa_desc,
1029 SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH |
1030 SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH,
1031 a->a_nvals, &op->oq_compare.rs_ava->aa_value,
1032 op->o_tmpmemctx ) == 0) {
1033 rs->sr_err = LDAP_COMPARE_TRUE;
1039 rs->sr_err = LDAP_NO_SUCH_OBJECT;
1044 ldap_pvt_thread_mutex_unlock(&ni->li_mutex);
1045 send_ldap_result(op, rs);
1049 static int ldif_tool_entry_open(BackendDB * be, int mode) {
1050 struct ldif_info *ni = (struct ldif_info *) be->be_private;
1051 ni->li_tool_current = 0;
1055 static int ldif_tool_entry_close(BackendDB * be) {
1056 struct ldif_info *ni = (struct ldif_info *) be->be_private;
1058 SLAP_FREE(ni->li_tool_cookie.entries);
1063 ldif_tool_entry_first(BackendDB *be)
1065 struct ldif_info *ni = (struct ldif_info *) be->be_private;
1066 ID id = 1; /* first entry in the array of entries shifted by one */
1068 ni->li_tool_current = 1;
1069 if(ni->li_tool_cookie.entries == NULL) {
1073 op.o_req_dn = *be->be_suffix;
1074 op.o_req_ndn = *be->be_nsuffix;
1075 op.ors_scope = LDAP_SCOPE_SUBTREE;
1076 ni->li_tool_cookie.op = &op;
1077 (void)enum_tree( &ni->li_tool_cookie );
1078 ni->li_tool_cookie.op = NULL;
1083 static ID ldif_tool_entry_next(BackendDB *be)
1085 struct ldif_info *ni = (struct ldif_info *) be->be_private;
1086 ni->li_tool_current += 1;
1087 if(ni->li_tool_current > ni->li_tool_cookie.eind)
1090 return ni->li_tool_current;
1093 static Entry * ldif_tool_entry_get(BackendDB * be, ID id) {
1094 struct ldif_info *ni = (struct ldif_info *) be->be_private;
1097 if(id > ni->li_tool_cookie.eind || id < 1)
1100 e = ni->li_tool_cookie.entries[id - 1];
1101 ni->li_tool_cookie.entries[id - 1] = NULL;
1106 static ID ldif_tool_entry_put(BackendDB * be, Entry * e, struct berval *text) {
1107 struct ldif_info *ni = (struct ldif_info *) be->be_private;
1108 struct berval dn = e->e_nname;
1109 struct berval leaf_path = BER_BVNULL;
1112 int res = LDAP_SUCCESS;
1114 dn2path(&dn, &be->be_nsuffix[0], &ni->li_base_path, &leaf_path);
1116 if(leaf_path.bv_val != NULL) {
1117 struct berval base = BER_BVNULL;
1118 /* build path to container, and path to ldif of container */
1119 get_parent_path(&leaf_path, &base);
1121 statres = stat(base.bv_val, &stats); /* check if container exists */
1122 if(statres == -1 && errno == ENOENT) { /* container missing */
1123 base.bv_val[base.bv_len] = '.';
1124 statres = stat(base.bv_val, &stats); /* check for leaf node */
1125 base.bv_val[base.bv_len] = '\0';
1126 if(statres == -1 && errno == ENOENT) {
1127 res = LDAP_NO_SUCH_OBJECT; /* parent doesn't exist */
1129 else if(statres != -1) { /* create parent */
1130 int mkdirres = mkdir(base.bv_val, 0750);
1131 if(mkdirres == -1) {
1132 res = LDAP_UNWILLING_TO_PERFORM;
1136 res = LDAP_UNWILLING_TO_PERFORM;
1137 }/* container was possibly created, move on to add the entry */
1138 if(res == LDAP_SUCCESS) {
1139 statres = stat(leaf_path.bv_val, &stats);
1140 if(statres == -1 && errno == ENOENT) {
1141 res = (int) spew_entry(e, &leaf_path);
1143 else /* it already exists */
1144 res = LDAP_ALREADY_EXISTS;
1146 SLAP_FREE(base.bv_val);
1147 SLAP_FREE(leaf_path.bv_val);
1150 if(res == LDAP_SUCCESS) {
1158 ldif_back_db_init( BackendDB *be )
1160 struct ldif_info *ni;
1162 ni = ch_calloc( 1, sizeof(struct ldif_info) );
1163 be->be_private = ni;
1164 be->be_cf_table = be->bd_info->bi_cf_table;
1165 ldap_pvt_thread_mutex_init(&ni->li_mutex);
1170 ldif_back_db_destroy(
1174 struct ldif_info *ni = be->be_private;
1175 ldap_pvt_thread_mutex_destroy(&ni->li_mutex);
1176 free( be->be_private );
1185 struct ldif_info *ni = (struct ldif_info *) be->be_private;
1186 if( BER_BVISEMPTY(&ni->li_base_path)) {/* missing base path */
1187 fprintf(stderr, "missing base path for back-ldif\n");
1194 ldif_back_initialize(
1198 static char *controls[] = {
1199 LDAP_CONTROL_MANAGEDSAIT,
1205 SLAP_BFLAG_REFERRALS;
1207 bi->bi_controls = controls;
1209 bi->bi_cf_table = ldifcfg;
1216 bi->bi_db_init = ldif_back_db_init;
1217 bi->bi_db_config = config_generic_wrapper;
1218 bi->bi_db_open = ldif_back_db_open;
1219 bi->bi_db_close = 0;
1220 bi->bi_db_destroy = ldif_back_db_destroy;
1222 bi->bi_op_bind = ldif_back_bind;
1223 bi->bi_op_unbind = 0;
1224 bi->bi_op_search = ldif_back_search;
1225 bi->bi_op_compare = ldif_back_compare;
1226 bi->bi_op_modify = ldif_back_modify;
1227 bi->bi_op_modrdn = ldif_back_modrdn;
1228 bi->bi_op_add = ldif_back_add;
1229 bi->bi_op_delete = ldif_back_delete;
1230 bi->bi_op_abandon = 0;
1232 bi->bi_extended = 0;
1234 bi->bi_chk_referrals = ldif_back_referrals;
1236 bi->bi_connection_init = 0;
1237 bi->bi_connection_destroy = 0;
1239 bi->bi_tool_entry_open = ldif_tool_entry_open;
1240 bi->bi_tool_entry_close = ldif_tool_entry_close;
1241 bi->bi_tool_entry_first = ldif_tool_entry_first;
1242 bi->bi_tool_entry_next = ldif_tool_entry_next;
1243 bi->bi_tool_entry_get = ldif_tool_entry_get;
1244 bi->bi_tool_entry_put = ldif_tool_entry_put;
1245 bi->bi_tool_entry_reindex = 0;
1246 bi->bi_tool_sync = 0;
1248 bi->bi_tool_dn2id_get = 0;
1249 bi->bi_tool_id2entry_get = 0;
1250 bi->bi_tool_entry_modify = 0;
1252 rc = config_register_schema( ldifcfg, ldifocs );
1253 if ( rc ) return rc;
1254 ldifcfg[0].ad = slap_schema.si_ad_objectClass;