diff options
Diffstat (limited to 'source4/lib/ldb/ldb_tdb/ldb_index.c')
-rw-r--r-- | source4/lib/ldb/ldb_tdb/ldb_index.c | 225 |
1 files changed, 113 insertions, 112 deletions
diff --git a/source4/lib/ldb/ldb_tdb/ldb_index.c b/source4/lib/ldb/ldb_tdb/ldb_index.c index 7fe769a010..e3682afac7 100644 --- a/source4/lib/ldb/ldb_tdb/ldb_index.c +++ b/source4/lib/ldb/ldb_tdb/ldb_index.c @@ -202,22 +202,22 @@ static int ltdb_index_dn_simple(struct ldb_module *module, /* if the attribute isn't in the list of indexed attributes then this node needs a full search */ if (ldb_msg_find_idx(index_list, tree->u.equality.attr, NULL, LTDB_IDXATTR) == -1) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } /* the attribute is indexed. Pull the list of DNs that match the search criterion */ dn = ltdb_index_key(ldb, tree->u.equality.attr, &tree->u.equality.value); - if (!dn) return -1; + if (!dn) return LDB_ERR_OPERATIONS_ERROR; msg = talloc(list, struct ldb_message); if (msg == NULL) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } ret = ltdb_search_dn1(module, dn, msg); talloc_free(dn); - if (ret == 0 || ret == -1) { + if (ret != LDB_SUCCESS) { return ret; } @@ -233,7 +233,7 @@ static int ltdb_index_dn_simple(struct ldb_module *module, list->dn = talloc_array(list, char *, el->num_values); if (!list->dn) { talloc_free(msg); - return -1; + return LDB_ERR_OPERATIONS_ERROR; } for (j=0;j<el->num_values;j++) { @@ -241,7 +241,7 @@ static int ltdb_index_dn_simple(struct ldb_module *module, talloc_strdup(list->dn, (char *)el->values[j].data); if (!list->dn[list->count]) { talloc_free(msg); - return -1; + return LDB_ERR_OPERATIONS_ERROR; } list->count++; } @@ -253,7 +253,7 @@ static int ltdb_index_dn_simple(struct ldb_module *module, qsort(list->dn, list->count, sizeof(char *), (comparison_fn_t) list_cmp); } - return 1; + return LDB_SUCCESS; } @@ -291,24 +291,24 @@ static int ltdb_index_dn_objectclass(struct ldb_module *module, tree2.operation = LDB_OP_EQUALITY; tree2.u.equality.attr = LTDB_OBJECTCLASS; if (!tree2.u.equality.attr) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } tree2.u.equality.value.data = (uint8_t *)talloc_strdup(list, subclasses[i]); if (tree2.u.equality.value.data == NULL) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } tree2.u.equality.value.length = strlen(subclasses[i]); list2 = talloc(list, struct dn_list); if (list2 == NULL) { talloc_free(tree2.u.equality.value.data); - return -1; + return LDB_ERR_OPERATIONS_ERROR; } if (ltdb_index_dn_objectclass(module, &tree2, - index_list, list2) == 1) { + index_list, list2) == LDB_SUCCESS) { if (list->count == 0) { *list = *list2; - ret = 1; + ret = LDB_SUCCESS; } else { list_union(ldb, list, list2); talloc_free(list2); @@ -335,15 +335,15 @@ static int ltdb_index_dn_leaf(struct ldb_module *module, list->dn = talloc_array(list, char *, 1); if (list->dn == NULL) { ldb_oom(module->ldb); - return -1; + return LDB_ERR_OPERATIONS_ERROR; } list->dn[0] = talloc_strdup(list->dn, (char *)tree->u.equality.value.data); if (list->dn[0] == NULL) { ldb_oom(module->ldb); - return -1; + return LDB_ERR_OPERATIONS_ERROR; } list->count = 1; - return 1; + return LDB_SUCCESS; } return ltdb_index_dn_simple(module, tree, index_list, list); } @@ -362,18 +362,18 @@ static int list_intersect(struct ldb_context *ldb, if (list->count == 0 || list2->count == 0) { /* 0 & X == 0 */ - return 0; + return LDB_ERR_NO_SUCH_OBJECT; } list3 = talloc(ldb, struct dn_list); if (list3 == NULL) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } list3->dn = talloc_array(list3, char *, list->count); if (!list3->dn) { talloc_free(list3); - return -1; + return LDB_ERR_OPERATIONS_ERROR; } list3->count = 0; @@ -392,7 +392,7 @@ static int list_intersect(struct ldb_context *ldb, list->count = list3->count; talloc_free(list3); - return 0; + return LDB_ERR_NO_SUCH_OBJECT; } @@ -410,12 +410,12 @@ static int list_union(struct ldb_context *ldb, if (list->count == 0 && list2->count == 0) { /* 0 | 0 == 0 */ - return 0; + return LDB_ERR_NO_SUCH_OBJECT; } d = talloc_realloc(list, list->dn, char *, list->count + list2->count); if (!d) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } list->dn = d; @@ -424,7 +424,7 @@ static int list_union(struct ldb_context *ldb, sizeof(char *), (comparison_fn_t)strcmp) == -1) { list->dn[list->count] = talloc_strdup(list->dn, list2->dn[i]); if (!list->dn[list->count]) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } list->count++; } @@ -434,7 +434,7 @@ static int list_union(struct ldb_context *ldb, qsort(list->dn, list->count, sizeof(char *), (comparison_fn_t)list_cmp); } - return 0; + return LDB_ERR_NO_SUCH_OBJECT; } static int ltdb_index_dn(struct ldb_module *module, @@ -455,7 +455,7 @@ static int ltdb_index_dn_or(struct ldb_module *module, unsigned int i; int ret; - ret = -1; + ret = LDB_ERR_OPERATIONS_ERROR; list->dn = NULL; list->count = 0; @@ -465,43 +465,43 @@ static int ltdb_index_dn_or(struct ldb_module *module, list2 = talloc(module, struct dn_list); if (list2 == NULL) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } v = ltdb_index_dn(module, tree->u.list.elements[i], index_list, list2); - if (v == 0) { + if (v == LDB_ERR_NO_SUCH_OBJECT) { /* 0 || X == X */ - if (ret == -1) { - ret = 0; + if (ret != LDB_SUCCESS && ret != LDB_ERR_NO_SUCH_OBJECT) { + ret = v; } talloc_free(list2); continue; } - if (v == -1) { + if (v != LDB_SUCCESS && v != LDB_ERR_NO_SUCH_OBJECT) { /* 1 || X == 1 */ talloc_free(list->dn); talloc_free(list2); - return -1; + return v; } - if (ret == -1) { - ret = 1; + if (ret != LDB_SUCCESS && ret != LDB_ERR_NO_SUCH_OBJECT) { + ret = LDB_SUCCESS; list->dn = talloc_move(list, &list2->dn); list->count = list2->count; } else { if (list_union(ldb, list, list2) == -1) { talloc_free(list2); - return -1; + return LDB_ERR_OPERATIONS_ERROR; } - ret = 1; + ret = LDB_SUCCESS; } talloc_free(list2); } if (list->count == 0) { - return 0; + return LDB_ERR_NO_SUCH_OBJECT; } return ret; @@ -524,7 +524,7 @@ static int ltdb_index_dn_not(struct ldb_module *module, instead, we just give up, and rely on a full index scan (unless an outer & manages to reduce the list) */ - return -1; + return LDB_ERR_OPERATIONS_ERROR; } /* @@ -539,7 +539,7 @@ static int ltdb_index_dn_and(struct ldb_module *module, unsigned int i; int ret; - ret = -1; + ret = LDB_ERR_OPERATIONS_ERROR; list->dn = NULL; list->count = 0; @@ -549,32 +549,32 @@ static int ltdb_index_dn_and(struct ldb_module *module, list2 = talloc(module, struct dn_list); if (list2 == NULL) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } v = ltdb_index_dn(module, tree->u.list.elements[i], index_list, list2); - if (v == 0) { + if (v == LDB_ERR_NO_SUCH_OBJECT) { /* 0 && X == 0 */ talloc_free(list->dn); talloc_free(list2); - return 0; + return LDB_ERR_NO_SUCH_OBJECT; } - if (v == -1) { + if (v != LDB_SUCCESS && v != LDB_ERR_NO_SUCH_OBJECT) { talloc_free(list2); continue; } - if (ret == -1) { - ret = 1; + if (ret != LDB_SUCCESS && ret != LDB_ERR_NO_SUCH_OBJECT) { + ret = LDB_SUCCESS; talloc_free(list->dn); list->dn = talloc_move(list, &list2->dn); list->count = list2->count; } else { if (list_intersect(ldb, list, list2) == -1) { talloc_free(list2); - return -1; + return LDB_ERR_OPERATIONS_ERROR; } } @@ -582,7 +582,7 @@ static int ltdb_index_dn_and(struct ldb_module *module, if (list->count == 0) { talloc_free(list->dn); - return 0; + return LDB_ERR_NO_SUCH_OBJECT; } } @@ -606,7 +606,7 @@ static int ltdb_index_dn_one(struct ldb_module *module, list2 = talloc_zero(module, struct dn_list); if (list2 == NULL) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } /* the attribute is indexed. Pull the list of DNs that match the @@ -616,18 +616,18 @@ static int ltdb_index_dn_one(struct ldb_module *module, key = ltdb_index_key(ldb, LTDB_IDXONE, &val); if (!key) { talloc_free(list2); - return -1; + return LDB_ERR_OPERATIONS_ERROR; } msg = talloc(list2, struct ldb_message); if (msg == NULL) { talloc_free(list2); - return -1; + return LDB_ERR_OPERATIONS_ERROR; } ret = ltdb_search_dn1(module, key, msg); talloc_free(key); - if (ret == 0 || ret == -1) { + if (ret != LDB_SUCCESS) { return ret; } @@ -643,14 +643,14 @@ static int ltdb_index_dn_one(struct ldb_module *module, list2->dn = talloc_array(list2, char *, el->num_values); if (!list2->dn) { talloc_free(list2); - return -1; + return LDB_ERR_OPERATIONS_ERROR; } for (j = 0; j < el->num_values; j++) { list2->dn[list2->count] = talloc_strdup(list2->dn, (char *)el->values[j].data); if (!list2->dn[list2->count]) { talloc_free(list2); - return -1; + return LDB_ERR_OPERATIONS_ERROR; } list2->count++; } @@ -658,7 +658,7 @@ static int ltdb_index_dn_one(struct ldb_module *module, if (list2->count == 0) { talloc_free(list2); - return 0; + return LDB_ERR_NO_SUCH_OBJECT; } if (list2->count > 1) { @@ -668,13 +668,13 @@ static int ltdb_index_dn_one(struct ldb_module *module, if (list->count > 0) { if (list_intersect(ldb, list, list2) == -1) { talloc_free(list2); - return -1; + return LDB_ERR_OPERATIONS_ERROR; } if (list->count == 0) { talloc_free(list->dn); talloc_free(list2); - return 0; + return LDB_ERR_NO_SUCH_OBJECT; } } else { list->dn = talloc_move(list, &list2->dn); @@ -683,19 +683,19 @@ static int ltdb_index_dn_one(struct ldb_module *module, talloc_free(list2); - return 1; + return LDB_SUCCESS; } /* return a list of dn's that might match a indexed search or - -1 if an error. return 0 for no matches, or 1 for matches + an error. return LDB_ERR_NO_SUCH_OBJECT for no matches, or LDB_SUCCESS for matches */ static int ltdb_index_dn(struct ldb_module *module, const struct ldb_parse_tree *tree, const struct ldb_message *index_list, struct dn_list *list) { - int ret = -1; + int ret = LDB_ERR_OPERATIONS_ERROR; switch (tree->operation) { case LDB_OP_AND: @@ -721,7 +721,7 @@ static int ltdb_index_dn(struct ldb_module *module, case LDB_OP_APPROX: case LDB_OP_EXTENDED: /* we can't index with fancy bitops yet */ - ret = -1; + ret = LDB_ERR_OPERATIONS_ERROR; break; } @@ -767,13 +767,13 @@ static int ltdb_index_filter(const struct dn_list *dn_list, ret = ltdb_search_dn1(ac->module, dn, ares->message); talloc_free(dn); - if (ret == 0) { + if (ret == LDB_ERR_NO_SUCH_OBJECT) { /* the record has disappeared? yes, this can happen */ talloc_free(ares); continue; } - if (ret == -1) { + if (ret != LDB_SUCCESS && ret != LDB_ERR_NO_SUCH_OBJECT) { /* an internal error */ talloc_free(ares); return LDB_ERR_OPERATIONS_ERROR; @@ -834,14 +834,14 @@ int ltdb_search_indexed(struct ldb_handle *handle) if ((ac->scope == LDB_SCOPE_ONELEVEL && (idxattr+idxone == 0)) || (ac->scope == LDB_SCOPE_SUBTREE && idxattr == 0)) { /* no indexs? must do full search */ - return -1; + return LDB_ERR_OPERATIONS_ERROR; } - ret = -1; + ret = LDB_ERR_OPERATIONS_ERROR; dn_list = talloc_zero(handle, struct dn_list); if (dn_list == NULL) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } if (ac->scope == LDB_SCOPE_BASE) { @@ -849,21 +849,21 @@ int ltdb_search_indexed(struct ldb_handle *handle) dn_list->dn = talloc_array(dn_list, char *, 1); if (dn_list->dn == NULL) { ldb_oom(ac->module->ldb); - return -1; + return LDB_ERR_OPERATIONS_ERROR; } dn_list->dn[0] = ldb_dn_alloc_linearized(dn_list, ac->base); if (dn_list->dn[0] == NULL) { ldb_oom(ac->module->ldb); - return -1; + return LDB_ERR_OPERATIONS_ERROR; } dn_list->count = 1; - ret = 1; + ret = LDB_SUCCESS; } if (ac->scope != LDB_SCOPE_BASE && idxattr == 1) { ret = ltdb_index_dn(ac->module, ac->tree, ltdb->cache->indexlist, dn_list); - if (ret < 0) { + if (ret != LDB_SUCCESS && ret != LDB_ERR_NO_SUCH_OBJECT) { talloc_free(dn_list); return ret; } @@ -873,7 +873,7 @@ int ltdb_search_indexed(struct ldb_handle *handle) ret = ltdb_index_dn_one(ac->module, ac->base, dn_list); } - if (ret == 1) { + if (ret == LDB_SUCCESS) { /* we've got a candidate list - now filter by the full tree and extract the needed attributes */ ret = ltdb_index_filter(dn_list, handle); @@ -899,25 +899,25 @@ static int ltdb_index_add1_new(struct ldb_context *ldb, el = talloc_realloc(msg, msg->elements, struct ldb_message_element, msg->num_elements+1); if (!el) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } msg->elements = el; msg->elements[msg->num_elements].name = talloc_strdup(msg->elements, LTDB_IDX); if (!msg->elements[msg->num_elements].name) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } msg->elements[msg->num_elements].num_values = 0; msg->elements[msg->num_elements].values = talloc(msg->elements, struct ldb_val); if (!msg->elements[msg->num_elements].values) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } msg->elements[msg->num_elements].values[0].length = strlen(dn); msg->elements[msg->num_elements].values[0].data = discard_const_p(uint8_t, dn); msg->elements[msg->num_elements].num_values = 1; msg->num_elements++; - return 0; + return LDB_SUCCESS; } @@ -936,7 +936,7 @@ static int ltdb_index_add1_add(struct ldb_context *ldb, /* for multi-valued attributes we can end up with repeats */ for (i=0;i<msg->elements[idx].num_values;i++) { if (strcmp(dn, (char *)msg->elements[idx].values[i].data) == 0) { - return 0; + return LDB_SUCCESS; } } @@ -944,7 +944,7 @@ static int ltdb_index_add1_add(struct ldb_context *ldb, struct ldb_val, msg->elements[idx].num_values+1); if (!v2) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } msg->elements[idx].values = v2; @@ -970,23 +970,23 @@ static int ltdb_index_add1(struct ldb_module *module, const char *dn, msg = talloc(module, struct ldb_message); if (msg == NULL) { errno = ENOMEM; - return -1; + return LDB_ERR_OPERATIONS_ERROR; } dn_key = ltdb_index_key(ldb, el->name, &el->values[v_idx]); if (!dn_key) { talloc_free(msg); - return -1; + return LDB_ERR_OPERATIONS_ERROR; } talloc_steal(msg, dn_key); ret = ltdb_search_dn1(module, dn_key, msg); - if (ret == -1) { + if (ret != LDB_SUCCESS && ret != LDB_ERR_NO_SUCH_OBJECT) { talloc_free(msg); - return -1; + return ret; } - if (ret == 0) { + if (ret == LDB_ERR_NO_SUCH_OBJECT) { msg->dn = dn_key; msg->num_elements = 0; msg->elements = NULL; @@ -1004,7 +1004,7 @@ static int ltdb_index_add1(struct ldb_module *module, const char *dn, ret = ltdb_index_add1_add(ldb, msg, i, dn); } - if (ret == 0) { + if (ret == LDB_SUCCESS) { ret = ltdb_store(module, msg, TDB_REPLACE); } @@ -1021,12 +1021,12 @@ static int ltdb_index_add0(struct ldb_module *module, const char *dn, unsigned int i, j; if (dn[0] == '@') { - return 0; + return LDB_SUCCESS; } if (ltdb->cache->indexlist->num_elements == 0) { /* no indexed fields */ - return 0; + return LDB_SUCCESS; } for (i = 0; i < num_el; i++) { @@ -1037,18 +1037,17 @@ static int ltdb_index_add0(struct ldb_module *module, const char *dn, } for (j = 0; j < elements[i].num_values; j++) { ret = ltdb_index_add1(module, dn, &elements[i], j); - if (ret == -1) { - return -1; + if (ret != LDB_SUCCESS) { + return ret; } } } - return 0; + return LDB_SUCCESS; } /* add the index entries for a new record - return -1 on failure */ int ltdb_index_add(struct ldb_module *module, const struct ldb_message *msg) { @@ -1057,7 +1056,7 @@ int ltdb_index_add(struct ldb_module *module, const struct ldb_message *msg) dn = ldb_dn_get_linearized(msg->dn); if (dn == NULL) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } ret = ltdb_index_add0(module, dn, msg->elements, msg->num_elements); @@ -1079,31 +1078,31 @@ int ltdb_index_del_value(struct ldb_module *module, const char *dn, unsigned int j; if (dn[0] == '@') { - return 0; + return LDB_SUCCESS; } dn_key = ltdb_index_key(ldb, el->name, &el->values[v_idx]); if (!dn_key) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } msg = talloc(dn_key, struct ldb_message); if (msg == NULL) { talloc_free(dn_key); - return -1; + return LDB_ERR_OPERATIONS_ERROR; } ret = ltdb_search_dn1(module, dn_key, msg); - if (ret == -1) { + if (ret != LDB_SUCCESS && ret != LDB_ERR_NO_SUCH_OBJECT) { talloc_free(dn_key); - return -1; + return ret; } - if (ret == 0) { + if (ret == LDB_ERR_NO_SUCH_OBJECT) { /* it wasn't indexed. Did we have an earlier error? If we did then its gone now */ talloc_free(dn_key); - return 0; + return LDB_SUCCESS; } i = ldb_msg_find_idx(msg, dn, &j, LTDB_IDX); @@ -1113,7 +1112,7 @@ int ltdb_index_del_value(struct ldb_module *module, const char *dn, ldb_dn_get_linearized(dn_key)); /* it ain't there. hmmm */ talloc_free(dn_key); - return 0; + return LDB_SUCCESS; } if (j != msg->elements[i].num_values - 1) { @@ -1149,16 +1148,16 @@ int ltdb_index_del(struct ldb_module *module, const struct ldb_message *msg) /* find the list of indexed fields */ if (ltdb->cache->indexlist->num_elements == 0) { /* no indexed fields */ - return 0; + return LDB_SUCCESS; } if (ldb_dn_is_special(msg->dn)) { - return 0; + return LDB_SUCCESS; } dn = ldb_dn_get_linearized(msg->dn); if (dn == NULL) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } for (i = 0; i < msg->num_elements; i++) { @@ -1169,13 +1168,13 @@ int ltdb_index_del(struct ldb_module *module, const struct ldb_message *msg) } for (j = 0; j < msg->elements[i].num_values; j++) { ret = ltdb_index_del_value(module, dn, &msg->elements[i], j); - if (ret == -1) { - return -1; + if (ret != LDB_SUCCESS) { + return ret; } } } - return 0; + return LDB_SUCCESS; } /* @@ -1193,24 +1192,24 @@ int ltdb_index_one(struct ldb_module *module, const struct ldb_message *msg, int /* We index for ONE Level only if requested */ ret = ldb_msg_find_idx(ltdb->cache->indexlist, NULL, NULL, LTDB_IDXONE); if (ret != 0) { - return 0; + return LDB_SUCCESS; } pdn = ldb_dn_get_parent(module, msg->dn); if (pdn == NULL) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } dn = ldb_dn_get_linearized(msg->dn); if (dn == NULL) { talloc_free(pdn); - return -1; + return LDB_ERR_OPERATIONS_ERROR; } val.data = (uint8_t *)((intptr_t)ldb_dn_get_casefold(pdn)); if (val.data == NULL) { talloc_free(pdn); - return -1; + return LDB_ERR_OPERATIONS_ERROR; } val.length = strlen((char *)val.data); @@ -1292,7 +1291,7 @@ static int re_index(struct tdb_context *tdb, TDB_DATA key, TDB_DATA data, void * } ret = ltdb_index_one(module, msg, 1); - if (ret == 0) { + if (ret == LDB_SUCCESS) { ret = ltdb_index_add0(module, dn, msg->elements, msg->num_elements); } else { ldb_debug(module->ldb, LDB_DEBUG_ERROR, @@ -1302,7 +1301,9 @@ static int re_index(struct tdb_context *tdb, TDB_DATA key, TDB_DATA data, void * talloc_free(msg); - return ret; + if (ret != LDB_SUCCESS) return -1; + + return 0; } /* @@ -1314,25 +1315,25 @@ int ltdb_reindex(struct ldb_module *module) int ret; if (ltdb_cache_reload(module) != 0) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } /* first traverse the database deleting any @INDEX records */ ret = tdb_traverse(ltdb->tdb, delete_index, NULL); if (ret == -1) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } /* if we don't have indexes we have nothing todo */ if (ltdb->cache->indexlist->num_elements == 0) { - return 0; + return LDB_SUCCESS; } /* now traverse adding any indexes for normal LDB records */ ret = tdb_traverse(ltdb->tdb, re_index, module); if (ret == -1) { - return -1; + return LDB_ERR_OPERATIONS_ERROR; } - return 0; + return LDB_SUCCESS; } |