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authorAndrew Bartlett <abartlet@samba.org>2009-09-22 21:11:41 -0700
committerMatthias Dieter Wallnöfer <mwallnoefer@yahoo.de>2009-10-02 12:45:03 +0200
commit14c9070322d089dd96b389e8087c4f4bf1a6c7cc (patch)
treeff9834b314ad1842632152f8d6ebd7424e9cf504 /source4
parentbcbf0ae1e707c2355824800dc213d364070f070a (diff)
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s4-ldb: merged with master
Diffstat (limited to 'source4')
-rw-r--r--source4/lib/ldb/ldb_tdb/ldb_cache.c84
-rw-r--r--source4/lib/ldb/ldb_tdb/ldb_index.c778
-rw-r--r--source4/lib/ldb/ldb_tdb/ldb_search.c43
-rw-r--r--source4/lib/ldb/ldb_tdb/ldb_tdb.c187
-rw-r--r--source4/lib/ldb/ldb_tdb/ldb_tdb.h54
5 files changed, 623 insertions, 523 deletions
diff --git a/source4/lib/ldb/ldb_tdb/ldb_cache.c b/source4/lib/ldb/ldb_tdb/ldb_cache.c
index 2c399686ea..f853023509 100644
--- a/source4/lib/ldb/ldb_tdb/ldb_cache.c
+++ b/source4/lib/ldb/ldb_tdb/ldb_cache.c
@@ -190,8 +190,6 @@ static int ltdb_baseinfo_init(struct ldb_module *module)
void *data = ldb_module_get_private(module);
struct ltdb_private *ltdb = talloc_get_type(data, struct ltdb_private);
struct ldb_message *msg;
- struct ldb_message_element el;
- struct ldb_val val;
int ret;
/* the initial sequence number must be different from the one
set in ltdb_cache_free(). Thanks to Jon for pointing this
@@ -202,31 +200,21 @@ static int ltdb_baseinfo_init(struct ldb_module *module)
ltdb->sequence_number = atof(initial_sequence_number);
- msg = talloc(ltdb, struct ldb_message);
- if (msg == NULL) {
- goto failed;
- }
-
- msg->num_elements = 1;
- msg->elements = &el;
+ msg = ldb_msg_new(ltdb);
msg->dn = ldb_dn_new(msg, ldb, LTDB_BASEINFO);
if (!msg->dn) {
goto failed;
}
- el.name = talloc_strdup(msg, LTDB_SEQUENCE_NUMBER);
- if (!el.name) {
+
+ if (ldb_msg_add_string(msg, LTDB_SEQUENCE_NUMBER, initial_sequence_number) != 0) {
goto failed;
}
- el.values = &val;
- el.num_values = 1;
- el.flags = 0;
- val.data = (uint8_t *)talloc_strdup(msg, initial_sequence_number);
- if (!val.data) {
+
+ if (ldb_msg_add_string(msg, LTDB_INDEX_VERSION, "1") != 0) {
goto failed;
}
- val.length = 1;
-
- ret = ltdb_store(module, msg, TDB_INSERT);
+
+ ret = ltdb_store(module, msg, msg, TDB_INSERT);
talloc_free(msg);
@@ -325,6 +313,16 @@ int ltdb_cache_load(struct ldb_module *module)
}
ltdb->sequence_number = seq;
+ /* Determine what index format we are in (updated on reindex) */
+ ltdb->index_version = ldb_msg_find_attr_as_uint64(baseinfo, LTDB_INDEX_VERSION, 0);
+
+ if (ltdb->index_version > 1) {
+ ldb_debug(ldb, LDB_DEBUG_ERROR,
+ "Invalid index version %d on database. This ldb supports only index version 0 and 1",
+ ltdb->index_version);
+ goto failed;
+ }
+
/* Read an interpret database options */
options = talloc(ltdb->cache, struct ldb_message);
if (options == NULL) goto failed;
@@ -448,13 +446,15 @@ int ltdb_increase_sequence_number(struct ldb_module *module)
s = ldb_timestring(msg, t);
if (s == NULL) {
+ talloc_free(msg);
+ errno = ENOMEM;
return LDB_ERR_OPERATIONS_ERROR;
}
val_time.data = (uint8_t *)s;
val_time.length = strlen(s);
- ret = ltdb_modify_internal(module, msg);
+ ret = ltdb_modify_internal(module, msg, msg);
talloc_free(msg);
@@ -469,6 +469,50 @@ int ltdb_increase_sequence_number(struct ldb_module *module)
return ret;
}
+/*
+ increase the index version number to indicate a database change
+*/
+int ltdb_set_casefold_index(struct ldb_module *module)
+{
+ struct ldb_context *ldb;
+ void *data = ldb_module_get_private(module);
+ struct ltdb_private *ltdb = talloc_get_type(data, struct ltdb_private);
+ struct ldb_message *msg;
+ struct ldb_message_element *el;
+
+ int ret;
+
+ ldb = ldb_module_get_ctx(module);
+
+ msg = ldb_msg_new(ltdb);
+ if (msg == NULL) {
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+ msg->dn = ldb_dn_new(msg, ldb, LTDB_BASEINFO);
+ if (msg->dn == NULL) {
+ talloc_free(msg);
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ if (ldb_msg_add_string(msg, LTDB_INDEX_VERSION, "1") != 0) {
+ talloc_free(msg);
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ el = ldb_msg_find_element(msg, LTDB_INDEX_VERSION);
+ if (!el) {
+ talloc_free(msg);
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+ el->flags = LDB_FLAG_MOD_REPLACE;
+
+ ret = ltdb_modify_internal(module, msg, msg);
+
+ talloc_free(msg);
+
+ return ret;
+}
+
int ltdb_check_at_attributes_values(const struct ldb_val *value)
{
int i;
diff --git a/source4/lib/ldb/ldb_tdb/ldb_index.c b/source4/lib/ldb/ldb_tdb/ldb_index.c
index 7b8d2c249b..0b96e07a7d 100644
--- a/source4/lib/ldb/ldb_tdb/ldb_index.c
+++ b/source4/lib/ldb/ldb_tdb/ldb_index.c
@@ -33,6 +33,7 @@
#include "ldb_tdb.h"
#include "dlinklist.h"
+#include "ldb_handlers.h"
/*
the idxptr code is a bit unusual. The way it works is to replace
@@ -53,13 +54,12 @@
@INDEX records many times during indexing.
*/
struct ldb_index_pointer {
- struct ldb_index_pointer *next, *prev;
- struct ldb_val value;
+ struct ldb_message_element el;
};
struct ltdb_idxptr {
int num_dns;
- const char **dn_list;
+ struct TDB_DATA *dn_list;
bool repack;
};
@@ -71,57 +71,53 @@ static int ltdb_idxptr_add(struct ldb_module *module, const struct ldb_message *
void *data = ldb_module_get_private(module);
struct ltdb_private *ltdb = talloc_get_type(data, struct ltdb_private);
ltdb->idxptr->dn_list = talloc_realloc(ltdb->idxptr, ltdb->idxptr->dn_list,
- const char *, ltdb->idxptr->num_dns+1);
+ struct TDB_DATA, ltdb->idxptr->num_dns+1);
if (ltdb->idxptr->dn_list == NULL) {
ltdb->idxptr->num_dns = 0;
return LDB_ERR_OPERATIONS_ERROR;
}
ltdb->idxptr->dn_list[ltdb->idxptr->num_dns] =
- talloc_strdup(ltdb->idxptr->dn_list, ldb_dn_get_linearized(msg->dn));
- if (ltdb->idxptr->dn_list[ltdb->idxptr->num_dns] == NULL) {
+ ltdb_key(ltdb->idxptr->dn_list, msg->dn);
+ if (ltdb->idxptr->dn_list[ltdb->idxptr->num_dns].dptr == NULL) {
return LDB_ERR_OPERATIONS_ERROR;
}
ltdb->idxptr->num_dns++;
return LDB_SUCCESS;
}
-/* free an idxptr record */
-static int ltdb_free_idxptr(struct ldb_module *module, struct ldb_message_element *el)
+/* return an idxptr record */
+static struct ldb_index_pointer *ltdb_return_idxptr(struct ldb_module *module, struct ldb_message_element *el)
{
struct ldb_val val;
struct ldb_index_pointer *ptr;
if (el->num_values != 1) {
- return LDB_ERR_OPERATIONS_ERROR;
+ return NULL;
}
val = el->values[0];
if (val.length != sizeof(void *)) {
- return LDB_ERR_OPERATIONS_ERROR;
+ return NULL;
}
ptr = *(struct ldb_index_pointer **)val.data;
if (talloc_get_type(ptr, struct ldb_index_pointer) != ptr) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- while (ptr) {
- struct ldb_index_pointer *tmp = ptr;
- DLIST_REMOVE(ptr, ptr);
- talloc_free(tmp);
+ return NULL;
}
- return LDB_SUCCESS;
+ return ptr;
}
-
/* convert from the IDXPTR format to a ldb_message_element format */
-static int ltdb_convert_from_idxptr(struct ldb_module *module, struct ldb_message_element *el)
+static int ltdb_convert_from_idxptr(struct ldb_module *module, struct ldb_message *msg, struct ldb_index_pointer **ptr_out)
{
struct ldb_val val;
- struct ldb_index_pointer *ptr, *tmp;
- int i;
- struct ldb_val *val2;
+ struct ldb_index_pointer *ptr;
+
+ struct ldb_message_element *el = ldb_msg_find_element(msg, LTDB_IDXPTR);
+ if (!el) {
+ return LDB_SUCCESS;
+ }
if (el->num_values != 1) {
return LDB_ERR_OPERATIONS_ERROR;
@@ -137,65 +133,28 @@ static int ltdb_convert_from_idxptr(struct ldb_module *module, struct ldb_messag
return LDB_ERR_OPERATIONS_ERROR;
}
- /* count the length of the list */
- for (i=0, tmp = ptr; tmp; tmp=tmp->next) {
- i++;
- }
+ *el = ptr->el;
- /* allocate the new values array */
- val2 = talloc_realloc(NULL, el->values, struct ldb_val, i);
- if (val2 == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
- el->values = val2;
- el->num_values = i;
-
- /* populate the values array */
- for (i=0, tmp = ptr; tmp; tmp=tmp->next, i++) {
- el->values[i].length = tmp->value.length;
- /* we need to over-allocate here as there are still some places
- in ldb that rely on null termination. */
- el->values[i].data = talloc_size(el->values, tmp->value.length+1);
- if (el->values[i].data == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
- memcpy(el->values[i].data, tmp->value.data, tmp->value.length);
- el->values[i].data[tmp->value.length] = 0;
+ if (ptr_out) {
+ *ptr_out = ptr;
}
- /* update the name */
- el->name = LTDB_IDX;
-
return LDB_SUCCESS;
}
/* convert to the IDXPTR format from a ldb_message_element format */
-static int ltdb_convert_to_idxptr(struct ldb_module *module, struct ldb_message_element *el)
+static int ltdb_update_idxptr(struct ldb_module *module, TALLOC_CTX *mem_ctx,
+ struct ldb_index_pointer *ptr,
+ struct ldb_message_element *el)
{
- struct ldb_index_pointer *ptr, *tmp;
- int i;
struct ldb_val *val2;
- void *data = ldb_module_get_private(module);
- struct ltdb_private *ltdb = talloc_get_type(data, struct ltdb_private);
-
- ptr = NULL;
-
- for (i=0;i<el->num_values;i++) {
- tmp = talloc(ltdb->idxptr, struct ldb_index_pointer);
- if (tmp == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
- tmp->value = el->values[i];
- tmp->value.data = talloc_memdup(tmp, tmp->value.data, tmp->value.length);
- if (tmp->value.data == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
- DLIST_ADD(ptr, tmp);
- }
+ ptr->el = *el;
+ talloc_steal(ptr, el->values);
+ talloc_steal(ptr, el->name);
/* allocate the new values array */
- val2 = talloc_realloc(NULL, el->values, struct ldb_val, 1);
+ val2 = talloc_array(mem_ctx, struct ldb_val, 1);
if (val2 == NULL) {
return LDB_ERR_OPERATIONS_ERROR;
}
@@ -211,6 +170,21 @@ static int ltdb_convert_to_idxptr(struct ldb_module *module, struct ldb_message_
return LDB_SUCCESS;
}
+/* convert to the IDXPTR format from a ldb_message_element format */
+static int ltdb_convert_to_idxptr(struct ldb_module *module, TALLOC_CTX *mem_ctx,
+ struct ldb_message_element *el)
+{
+ struct ldb_index_pointer *ptr;
+ void *data = ldb_module_get_private(module);
+ struct ltdb_private *ltdb = talloc_get_type(data, struct ltdb_private);
+
+ ptr = talloc(ltdb->idxptr, struct ldb_index_pointer);
+
+ ltdb_update_idxptr(module, mem_ctx, ptr, el);
+
+ return LDB_SUCCESS;
+}
+
/* enable the idxptr mode when transactions start */
int ltdb_index_transaction_start(struct ldb_module *module)
@@ -225,57 +199,72 @@ int ltdb_index_transaction_start(struct ldb_module *module)
a wrapper around ltdb_search_dn1() which translates pointer based index records
and maps them into normal ldb message structures
*/
-static int ltdb_search_dn1_index(struct ldb_module *module,
- struct ldb_dn *dn, struct ldb_message *msg)
+static int ltdb_search_dn1_index_key(struct ldb_module *module,
+ struct TDB_DATA dn_key, struct ldb_message *msg,
+ struct ldb_index_pointer **ptr_out)
{
- int ret, i;
- ret = ltdb_search_dn1(module, dn, msg);
+ int ret;
+ ret = ltdb_search_dn1_key(module, dn_key, msg);
if (ret != LDB_SUCCESS) {
return ret;
}
/* if this isn't a @INDEX record then don't munge it */
if (strncmp(ldb_dn_get_linearized(msg->dn), LTDB_INDEX ":", strlen(LTDB_INDEX) + 1) != 0) {
- return LDB_ERR_OPERATIONS_ERROR;
+ return LDB_ERR_INVALID_DN_SYNTAX;
}
- for (i=0;i<msg->num_elements;i++) {
- struct ldb_message_element *el = &msg->elements[i];
- if (strcmp(el->name, LTDB_IDXPTR) == 0) {
- ret = ltdb_convert_from_idxptr(module, el);
- if (ret != LDB_SUCCESS) {
- return ret;
- }
- }
+ ret = ltdb_convert_from_idxptr(module, msg, ptr_out);
+ if (ret != LDB_SUCCESS) {
+ return ret;
}
return ret;
}
+/*
+ a wrapper around ltdb_search_dn1() which translates pointer based index records
+ and maps them into normal ldb message structures
+ */
+static int ltdb_search_dn1_index(struct ldb_module *module,
+ struct ldb_dn *dn, struct ldb_message *msg,
+ struct ldb_index_pointer **ptr_out)
+{
+ int ret;
+ TDB_DATA tdb_key = ltdb_key(msg, dn);
+ if (!tdb_key.dptr) {
+ /* Why could we not get a casefolded form on this DN? */
+ return LDB_ERR_INVALID_DN_SYNTAX;
+ }
+ ret = ltdb_search_dn1_index_key(module, tdb_key, msg, ptr_out);
+ talloc_free(tdb_key.dptr);
+ return ret;
+}
/*
fixup the idxptr for one DN
*/
-static int ltdb_idxptr_fix_dn(struct ldb_module *module, const char *strdn)
+static int ltdb_idxptr_fix_dn(struct ldb_module *module, TALLOC_CTX *mem_ctx,
+ struct TDB_DATA dn_key)
{
struct ldb_context *ldb;
- struct ldb_dn *dn;
- struct ldb_message *msg = ldb_msg_new(module);
+ struct ldb_message *msg = ldb_msg_new(mem_ctx);
+ struct ldb_index_pointer *ptr = NULL;
int ret;
ldb = ldb_module_get_ctx(module);
- dn = ldb_dn_new(msg, ldb, strdn);
- if (ltdb_search_dn1_index(module, dn, msg) == LDB_SUCCESS) {
- ret = ltdb_store(module, msg, TDB_REPLACE);
+ if (ltdb_search_dn1_index_key(module, dn_key, msg, &ptr) == LDB_SUCCESS) {
+ ret = ltdb_store(module, msg, msg, TDB_REPLACE);
+ talloc_free(ptr);
}
talloc_free(msg);
return ret;
}
/* cleanup the idxptr mode when transaction commits */
-int ltdb_index_transaction_commit(struct ldb_module *module)
+int ltdb_index_transaction_prepare_commit(struct ldb_module *module)
{
int i;
void *data = ldb_module_get_private(module);
@@ -284,7 +273,8 @@ int ltdb_index_transaction_commit(struct ldb_module *module)
/* fix all the DNs that we have modified */
if (ltdb->idxptr) {
for (i=0;i<ltdb->idxptr->num_dns;i++) {
- ltdb_idxptr_fix_dn(module, ltdb->idxptr->dn_list[i]);
+ ltdb_idxptr_fix_dn(module, ltdb->idxptr->dn_list,
+ ltdb->idxptr->dn_list[i]);
}
if (ltdb->idxptr->repack) {
@@ -294,6 +284,7 @@ int ltdb_index_transaction_commit(struct ldb_module *module)
talloc_free(ltdb->idxptr);
ltdb->idxptr = NULL;
+
return LDB_SUCCESS;
}
@@ -314,47 +305,55 @@ int ltdb_index_transaction_cancel(struct ldb_module *module)
WARNING: This modifies the msg which is passed in
*/
-int ltdb_store_idxptr(struct ldb_module *module, const struct ldb_message *msg, int flgs)
+static int ltdb_store_idxptr(struct ldb_module *module, TALLOC_CTX *mem_ctx,
+ const struct ldb_message *msg,
+ struct ldb_message_element *idx_el, int flgs)
{
void *data = ldb_module_get_private(module);
struct ltdb_private *ltdb = talloc_get_type(data, struct ltdb_private);
int ret;
if (ltdb->idxptr) {
- int i;
- struct ldb_message *msg2 = ldb_msg_new(module);
+ struct ldb_message *msg2;
+ struct ldb_message_element *idxptr_el = NULL;
- /* free any old pointer */
+ /* reuse any old pointer */
+ msg2 = ldb_msg_new(mem_ctx);
ret = ltdb_search_dn1(module, msg->dn, msg2);
if (ret == 0) {
- for (i=0;i<msg2->num_elements;i++) {
- struct ldb_message_element *el = &msg2->elements[i];
- if (strcmp(el->name, LTDB_IDXPTR) == 0) {
- ret = ltdb_free_idxptr(module, el);
- if (ret != LDB_SUCCESS) {
- return ret;
- }
- }
- }
+ idxptr_el = ldb_msg_find_element(msg2, LTDB_IDXPTR);
}
- talloc_free(msg2);
-
- for (i=0;i<msg->num_elements;i++) {
- struct ldb_message_element *el = &msg->elements[i];
- if (strcmp(el->name, LTDB_IDX) == 0) {
- ret = ltdb_convert_to_idxptr(module, el);
- if (ret != LDB_SUCCESS) {
- return ret;
- }
+
+ /* If we have an idxptr record already, then reuse it */
+ if (idxptr_el) {
+ struct ldb_index_pointer *ptr = ltdb_return_idxptr(module, idxptr_el);
+ talloc_free(msg2);
+ if (!ptr) {
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+ ret = ltdb_update_idxptr(module, msg->elements, ptr, idx_el);
+ if (ret != LDB_SUCCESS) {
+ talloc_free(msg2);
+ return ret;
+ }
+ } else {
+ talloc_free(msg2);
+ ret = ltdb_convert_to_idxptr(module, msg->elements, idx_el);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ /* Otherwise, we must add it to the list of
+ * things to fix up at the end of the
+ * transaction */
+ ret = ltdb_idxptr_add(module, msg);
+ if (ret != LDB_SUCCESS) {
+ return ret;
}
}
-
- if (ltdb_idxptr_add(module, msg) != 0) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
+ /* Make sure we still do the ltdb_store */
}
- ret = ltdb_store(module, msg, flgs);
+ ret = ltdb_store(module, mem_ctx, msg, flgs);
return ret;
}
@@ -412,7 +411,7 @@ static int ldb_list_find(const void *needle,
struct dn_list {
unsigned int count;
- char **dn;
+ struct ldb_val *dn;
};
/*
@@ -420,6 +419,7 @@ struct dn_list {
caller frees
*/
static struct ldb_dn *ltdb_index_key(struct ldb_context *ldb,
+ TALLOC_CTX *mem_ctx,
const char *attr, const struct ldb_val *value,
const struct ldb_schema_attribute **ap)
{
@@ -428,8 +428,12 @@ static struct ldb_dn *ltdb_index_key(struct ldb_context *ldb,
const struct ldb_schema_attribute *a;
char *attr_folded;
int r;
+ TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
+ if (!tmp_ctx) {
+ return NULL;
+ }
- attr_folded = ldb_attr_casefold(ldb, attr);
+ attr_folded = ldb_attr_casefold(tmp_ctx, attr);
if (!attr_folded) {
return NULL;
}
@@ -438,7 +442,7 @@ static struct ldb_dn *ltdb_index_key(struct ldb_context *ldb,
if (ap) {
*ap = a;
}
- r = a->syntax->canonicalise_fn(ldb, ldb, value, &v);
+ r = a->syntax->canonicalise_fn(ldb, tmp_ctx, value, &v);
if (r != LDB_SUCCESS) {
const char *errstr = ldb_errstring(ldb);
/* canonicalisation can be refused. For example,
@@ -446,23 +450,19 @@ static struct ldb_dn *ltdb_index_key(struct ldb_context *ldb,
if the value contains a wildcard */
ldb_asprintf_errstring(ldb, "Failed to create index key for attribute '%s':%s%s%s",
attr, ldb_strerror(r), (errstr?":":""), (errstr?errstr:""));
- talloc_free(attr_folded);
+ talloc_free(tmp_ctx);
return NULL;
}
if (ldb_should_b64_encode(ldb, &v)) {
char *vstr = ldb_base64_encode(ldb, (char *)v.data, v.length);
if (!vstr) return NULL;
- ret = ldb_dn_new_fmt(ldb, ldb, "%s:%s::%s", LTDB_INDEX, attr_folded, vstr);
- talloc_free(vstr);
+ ret = ldb_dn_new_fmt(tmp_ctx, ldb, "%s:%s::%s", LTDB_INDEX, attr_folded, vstr);
} else {
- ret = ldb_dn_new_fmt(ldb, ldb, "%s:%s:%.*s", LTDB_INDEX, attr_folded, (int)v.length, (char *)v.data);
+ ret = ldb_dn_new_fmt(tmp_ctx, ldb, "%s:%s:%.*s", LTDB_INDEX, attr_folded, (int)v.length, (char *)v.data);
}
- if (v.data != value->data) {
- talloc_free(v.data);
- }
- talloc_free(attr_folded);
-
+ talloc_steal(mem_ctx, ret);
+ talloc_free(tmp_ctx);
return ret;
}
@@ -470,7 +470,7 @@ static struct ldb_dn *ltdb_index_key(struct ldb_context *ldb,
see if a attribute value is in the list of indexed attributes
*/
static int ldb_msg_find_idx(const struct ldb_message *msg, const char *attr,
- unsigned int *v_idx, const char *key)
+ const char *key)
{
unsigned int i, j;
for (i=0;i<msg->num_elements;i++) {
@@ -485,10 +485,8 @@ static int ldb_msg_find_idx(const struct ldb_message *msg, const char *attr,
for (j=0;j<el->num_values;j++) {
if (ldb_attr_cmp((char *)el->values[j].data, attr) == 0) {
- if (v_idx) {
- *v_idx = j;
- }
- return i;
+ /* We found the index we were looking for */
+ return 0;
}
}
}
@@ -496,88 +494,122 @@ static int ldb_msg_find_idx(const struct ldb_message *msg, const char *attr,
return -1;
}
+static int tdb_data_cmp(const struct TDB_DATA *s1, const struct TDB_DATA *s2)
+{
+ struct ldb_val l1, l2;
+ l1.data = s1->dptr;
+ l1.length = s1->dsize;
+ l2.data = s2->dptr;
+ l2.length = s2->dsize;
+ return ldb_comparison_binary(NULL, NULL, &l1, &l2);
+}
+
/* used in sorting dn lists */
-static int list_cmp(const char **s1, const char **s2)
+static int ldb_val_list_cmp(const struct ldb_val *l1, const struct ldb_val *l2)
{
- return strcmp(*s1, *s2);
+ return ldb_comparison_binary(NULL, NULL, l1, l2);
}
/*
return a list of dn's that might match a simple indexed search or
*/
-static int ltdb_index_dn_simple(struct ldb_module *module,
- const struct ldb_parse_tree *tree,
- const struct ldb_message *index_list,
- struct dn_list *list)
+static int ltdb_index_load(struct ldb_module *module,
+ const char *attr, const struct ldb_val *value,
+ struct dn_list *list)
{
struct ldb_context *ldb;
- struct ldb_dn *dn;
+ struct ldb_dn *dn_key;
int ret;
- unsigned int i, j;
+ unsigned int j;
struct ldb_message *msg;
+ void *data = ldb_module_get_private(module);
+ struct ltdb_private *ltdb = talloc_get_type(data, struct ltdb_private);
+ struct ldb_message_element *el;
ldb = ldb_module_get_ctx(module);
list->count = 0;
list->dn = NULL;
- /* 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) {
+ msg = talloc(list, struct ldb_message);
+ if (msg == NULL) {
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, NULL);
- if (!dn) return LDB_ERR_OPERATIONS_ERROR;
-
- msg = talloc(list, struct ldb_message);
- if (msg == NULL) {
+ dn_key = ltdb_index_key(ldb, msg, attr, value, NULL);
+ if (!dn_key) {
+ talloc_free(msg);
return LDB_ERR_OPERATIONS_ERROR;
}
- ret = ltdb_search_dn1_index(module, dn, msg);
- talloc_free(dn);
+ ret = ltdb_search_dn1_index(module, dn_key, msg, NULL);
+ talloc_free(dn_key);
if (ret != LDB_SUCCESS) {
+ talloc_free(msg);
return ret;
}
- for (i=0;i<msg->num_elements;i++) {
- struct ldb_message_element *el;
-
- if (strcmp(msg->elements[i].name, LTDB_IDX) != 0) {
- continue;
- }
+ el = ldb_msg_find_element(msg, LTDB_IDX);
- el = &msg->elements[i];
+ if (!el) {
+ return LDB_SUCCESS;
+ }
- list->dn = talloc_array(list, char *, el->num_values);
- if (!list->dn) {
+ if (ltdb->index_version > 0) {
+ list->dn = el->values;
+ list->count = el->num_values;
+ }
+
+ list->dn = talloc_array(list, struct ldb_val, el->num_values);
+ if (!list->dn) {
+ talloc_free(msg);
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ /* Normalise the index loaded off the disk into the new format */
+ for (j=0;j<el->num_values;j++) {
+ struct ldb_dn *dn = ldb_dn_from_ldb_val(list->dn, ldb, &el->values[j]);
+ if (!dn) {
talloc_free(msg);
- return LDB_ERR_OPERATIONS_ERROR;
+ return LDB_ERR_INVALID_DN_SYNTAX;
}
-
- for (j=0;j<el->num_values;j++) {
- list->dn[list->count] =
- talloc_strdup(list->dn, (char *)el->values[j].data);
- if (!list->dn[list->count]) {
- talloc_free(msg);
- return LDB_ERR_OPERATIONS_ERROR;
- }
- list->count++;
+ list->dn[j] = ldb_dn_alloc_casefold_as_ldb_val(list->dn, dn);
+ talloc_free(dn);
+ if (!list->dn[j].data) {
+ talloc_free(msg);
+ return LDB_ERR_INVALID_DN_SYNTAX;
}
}
- talloc_free(msg);
-
+ /* In the old index version, we must sort the index when
+ * reading from disk. In index version 1, the list on disk is
+ * pre-sorted */
if (list->count > 1) {
- qsort(list->dn, list->count, sizeof(char *), (comparison_fn_t) list_cmp);
+ qsort(list->dn, list->count, sizeof(struct ldb_val), (comparison_fn_t) ldb_val_list_cmp);
}
return LDB_SUCCESS;
}
+/*
+ return a list of dn's that might match a simple indexed search or
+ */
+static int ltdb_index_dn_simple(struct ldb_module *module,
+ const struct ldb_parse_tree *tree,
+ const struct ldb_message *index_list,
+ struct dn_list *list)
+{
+ /* 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, LTDB_IDXATTR) == -1) {
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ return ltdb_index_load(module, tree->u.equality.attr, &tree->u.equality.value, list);
+}
+
static int list_union(struct ldb_context *, struct dn_list *, const struct dn_list *);
@@ -593,15 +625,21 @@ static int ltdb_index_dn_leaf(struct ldb_module *module,
ldb = ldb_module_get_ctx(module);
if (ldb_attr_dn(tree->u.equality.attr) == 0) {
- list->dn = talloc_array(list, char *, 1);
+ struct ldb_dn *target_as_dn;
+ list->dn = talloc_array(list, struct ldb_val, 1);
if (list->dn == NULL) {
ldb_oom(ldb);
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(ldb);
- return LDB_ERR_OPERATIONS_ERROR;
+ target_as_dn = ldb_dn_from_ldb_val(list->dn, ldb, &tree->u.equality.value);
+ if (target_as_dn == NULL) {
+ return LDB_ERR_INVALID_DN_SYNTAX;
+ }
+ list->dn[0] = ldb_dn_alloc_casefold_as_ldb_val(list->dn, target_as_dn);
+ talloc_free(target_as_dn);
+
+ if (list->dn[0].data == NULL) {
+ return LDB_ERR_INVALID_DN_SYNTAX;
}
list->count = 1;
return LDB_SUCCESS;
@@ -615,8 +653,7 @@ static int ltdb_index_dn_leaf(struct ldb_module *module,
list = list & list2
relies on the lists being sorted
*/
-static int list_intersect(struct ldb_context *ldb,
- struct dn_list *list, const struct dn_list *list2)
+static int list_intersect(struct dn_list *list, const struct dn_list *list2)
{
struct dn_list *list3;
unsigned int i;
@@ -626,12 +663,12 @@ static int list_intersect(struct ldb_context *ldb,
return LDB_ERR_NO_SUCH_OBJECT;
}
- list3 = talloc(ldb, struct dn_list);
+ list3 = talloc(list, struct dn_list);
if (list3 == NULL) {
return LDB_ERR_OPERATIONS_ERROR;
}
- list3->dn = talloc_array(list3, char *, list->count);
+ list3->dn = talloc_array(list3, struct ldb_val, list->count);
if (!list3->dn) {
talloc_free(list3);
return LDB_ERR_OPERATIONS_ERROR;
@@ -639,16 +676,13 @@ static int list_intersect(struct ldb_context *ldb,
list3->count = 0;
for (i=0;i<list->count;i++) {
- if (ldb_list_find(list->dn[i], list2->dn, list2->count,
- sizeof(char *), (comparison_fn_t)strcmp) != -1) {
- list3->dn[list3->count] = talloc_move(list3->dn, &list->dn[i]);
+ if (ldb_list_find(&list->dn[i], list2->dn, list2->count,
+ sizeof(struct ldb_val), (comparison_fn_t)ldb_val_list_cmp) != -1) {
+ list3->dn[list3->count] = list->dn[i];
list3->count++;
- } else {
- talloc_free(list->dn[i]);
}
}
- talloc_free(list->dn);
list->dn = talloc_move(list, &list3->dn);
list->count = list3->count;
talloc_free(list3);
@@ -666,7 +700,7 @@ static int list_union(struct ldb_context *ldb,
struct dn_list *list, const struct dn_list *list2)
{
unsigned int i;
- char **d;
+ struct ldb_val *d;
unsigned int count = list->count;
if (list->count == 0 && list2->count == 0) {
@@ -674,25 +708,22 @@ static int list_union(struct ldb_context *ldb,
return LDB_ERR_NO_SUCH_OBJECT;
}
- d = talloc_realloc(list, list->dn, char *, list->count + list2->count);
+ d = talloc_realloc(list, list->dn, struct ldb_val, list->count + list2->count);
if (!d) {
return LDB_ERR_OPERATIONS_ERROR;
}
list->dn = d;
for (i=0;i<list2->count;i++) {
- if (ldb_list_find(list2->dn[i], list->dn, count,
- sizeof(char *), (comparison_fn_t)strcmp) == -1) {
- list->dn[list->count] = talloc_strdup(list->dn, list2->dn[i]);
- if (!list->dn[list->count]) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
+ if (ldb_list_find(&list2->dn[i], list->dn, count,
+ sizeof(struct ldb_val), (comparison_fn_t)ldb_val_list_cmp) == -1) {
+ list->dn[list->count] = list2->dn[i];
list->count++;
}
}
if (list->count != count) {
- qsort(list->dn, list->count, sizeof(char *), (comparison_fn_t)list_cmp);
+ qsort(list->dn, list->count, sizeof(struct ldb_val), (comparison_fn_t) ldb_val_list_cmp);
}
return LDB_ERR_NO_SUCH_OBJECT;
@@ -726,7 +757,7 @@ static int ltdb_index_dn_or(struct ldb_module *module,
struct dn_list *list2;
int v;
- list2 = talloc(module, struct dn_list);
+ list2 = talloc(list, struct dn_list);
if (list2 == NULL) {
return LDB_ERR_OPERATIONS_ERROR;
}
@@ -760,7 +791,6 @@ static int ltdb_index_dn_or(struct ldb_module *module,
}
ret = LDB_SUCCESS;
}
- talloc_free(list2);
}
if (list->count == 0) {
@@ -838,7 +868,7 @@ static int ltdb_index_dn_and(struct ldb_module *module,
}
if (is_unique != only_unique) continue;
- list2 = talloc(module, struct dn_list);
+ list2 = talloc(list, struct dn_list);
if (list2 == NULL) {
return LDB_ERR_OPERATIONS_ERROR;
}
@@ -863,14 +893,12 @@ static int ltdb_index_dn_and(struct ldb_module *module,
list->dn = talloc_move(list, &list2->dn);
list->count = list2->count;
} else {
- if (list_intersect(ldb, list, list2) == -1) {
+ if (list_intersect(list, list2) == -1) {
talloc_free(list2);
return LDB_ERR_OPERATIONS_ERROR;
}
}
- talloc_free(list2);
-
if (list->count == 0) {
talloc_free(list->dn);
return LDB_ERR_NO_SUCH_OBJECT;
@@ -892,79 +920,31 @@ static int ltdb_index_dn_one(struct ldb_module *module,
struct ldb_dn *parent_dn,
struct dn_list *list)
{
- struct ldb_context *ldb;
struct dn_list *list2;
- struct ldb_message *msg;
- struct ldb_dn *key;
struct ldb_val val;
- unsigned int i, j;
int ret;
- ldb = ldb_module_get_ctx(module);
-
- list2 = talloc_zero(module, struct dn_list);
+ list2 = talloc_zero(list, struct dn_list);
if (list2 == NULL) {
return LDB_ERR_OPERATIONS_ERROR;
}
/* the attribute is indexed. Pull the list of DNs that match the
search criterion */
- val.data = (uint8_t *)((uintptr_t)ldb_dn_get_casefold(parent_dn));
- val.length = strlen((char *)val.data);
- key = ltdb_index_key(ldb, LTDB_IDXONE, &val, NULL);
- if (!key) {
- talloc_free(list2);
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- msg = talloc(list2, struct ldb_message);
- if (msg == NULL) {
+ val = ldb_dn_get_casefold_as_ldb_val(parent_dn);
+ if (!val.data) {
talloc_free(list2);
- return LDB_ERR_OPERATIONS_ERROR;
+ return LDB_ERR_INVALID_DN_SYNTAX;
}
- ret = ltdb_search_dn1_index(module, key, msg);
- talloc_free(key);
+ ret = ltdb_index_load(module, LTDB_IDXONE, &val, list2);
if (ret != LDB_SUCCESS) {
- return ret;
- }
-
- for (i = 0; i < msg->num_elements; i++) {
- struct ldb_message_element *el;
-
- if (strcmp(msg->elements[i].name, LTDB_IDX) != 0) {
- continue;
- }
-
- el = &msg->elements[i];
-
- list2->dn = talloc_array(list2, char *, el->num_values);
- if (!list2->dn) {
- talloc_free(list2);
- 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 LDB_ERR_OPERATIONS_ERROR;
- }
- list2->count++;
- }
- }
-
- if (list2->count == 0) {
talloc_free(list2);
- return LDB_ERR_NO_SUCH_OBJECT;
- }
-
- if (list2->count > 1) {
- qsort(list2->dn, list2->count, sizeof(char *), (comparison_fn_t) list_cmp);
+ return ret;
}
if (list->count > 0) {
- if (list_intersect(ldb, list, list2) == -1) {
+ if (list_intersect(list, list2) == -1) {
talloc_free(list2);
return LDB_ERR_OPERATIONS_ERROR;
}
@@ -979,8 +959,6 @@ static int ltdb_index_dn_one(struct ldb_module *module,
list->count = list2->count;
}
- talloc_free(list2);
-
return LDB_SUCCESS;
}
@@ -1041,22 +1019,22 @@ static int ltdb_index_filter(const struct dn_list *dn_list,
ldb = ldb_module_get_ctx(ac->module);
for (i = 0; i < dn_list->count; i++) {
- struct ldb_dn *dn;
int ret;
+ struct TDB_DATA key;
msg = ldb_msg_new(ac);
if (!msg) {
+ ldb_oom(ldb);
return LDB_ERR_OPERATIONS_ERROR;
}
- dn = ldb_dn_new(msg, ldb, dn_list->dn[i]);
- if (dn == NULL) {
- talloc_free(msg);
+ key = ltdb_key_from_casefold_dn(msg, dn_list->dn[i]);
+ if (!key.dptr) {
return LDB_ERR_OPERATIONS_ERROR;
}
- ret = ltdb_search_dn1(ac->module, dn, msg);
- talloc_free(dn);
+ ret = ltdb_search_dn1_key(ac->module, key, msg);
+ talloc_free(key.dptr);
if (ret == LDB_ERR_NO_SUCH_OBJECT) {
/* the record has disappeared? yes, this can happen */
talloc_free(msg);
@@ -1111,13 +1089,13 @@ int ltdb_search_indexed(struct ltdb_context *ac, uint32_t *match_count)
ldb = ldb_module_get_ctx(ac->module);
idxattr = idxone = 0;
- ret = ldb_msg_find_idx(ltdb->cache->indexlist, NULL, NULL, LTDB_IDXATTR);
+ ret = ldb_msg_find_idx(ltdb->cache->indexlist, NULL, LTDB_IDXATTR);
if (ret == 0 ) {
idxattr = 1;
}
/* We do one level indexing only if requested */
- ret = ldb_msg_find_idx(ltdb->cache->indexlist, NULL, NULL, LTDB_IDXONE);
+ ret = ldb_msg_find_idx(ltdb->cache->indexlist, NULL, LTDB_IDXONE);
if (ret == 0 ) {
idxone = 1;
}
@@ -1137,15 +1115,14 @@ int ltdb_search_indexed(struct ltdb_context *ac, uint32_t *match_count)
if (ac->scope == LDB_SCOPE_BASE) {
/* with BASE searches only one DN can match */
- dn_list->dn = talloc_array(dn_list, char *, 1);
+ dn_list->dn = talloc_array(dn_list, struct ldb_val, 1);
if (dn_list->dn == NULL) {
ldb_oom(ldb);
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(ldb);
- return LDB_ERR_OPERATIONS_ERROR;
+ dn_list->dn[0] = ldb_dn_alloc_casefold_as_ldb_val(dn_list->dn, ac->base);
+ if (dn_list->dn[0].data == NULL) {
+ return LDB_ERR_INVALID_DN_SYNTAX;
}
dn_list->count = 1;
ret = LDB_SUCCESS;
@@ -1176,33 +1153,18 @@ int ltdb_search_indexed(struct ltdb_context *ac, uint32_t *match_count)
*/
static int ltdb_index_add1_new(struct ldb_context *ldb,
struct ldb_message *msg,
- const char *dn)
+ struct ldb_val *casefold_dn,
+ struct ldb_message_element **el)
{
- struct ldb_message_element *el;
-
- /* add another entry */
- el = talloc_realloc(msg, msg->elements,
- struct ldb_message_element, msg->num_elements+1);
- if (!el) {
- 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 LDB_ERR_OPERATIONS_ERROR;
+ int ret = ldb_msg_add_value(msg, LTDB_IDX, casefold_dn, el);
+ if (ret == LDB_SUCCESS) {
+ talloc_steal((*el)->values, casefold_dn->data);
}
- 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 LDB_ERR_OPERATIONS_ERROR;
+ if (ret != LDB_SUCCESS) {
+ ldb_oom(ldb);
+ return ret;
}
- 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 LDB_SUCCESS;
+ return ret;
}
@@ -1212,16 +1174,16 @@ static int ltdb_index_add1_new(struct ldb_context *ldb,
*/
static int ltdb_index_add1_add(struct ldb_context *ldb,
struct ldb_message *msg,
- int idx,
- const char *dn,
+ struct ldb_message_element *el,
+ struct ldb_val *casefold_dn,
const struct ldb_schema_attribute *a)
{
struct ldb_val *v2;
unsigned int i;
/* 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) {
+ for (i=0;i<el->num_values;i++) {
+ if (ldb_comparison_binary(NULL, NULL, casefold_dn, &el->values[i]) == 0) {
return LDB_SUCCESS;
}
}
@@ -1230,17 +1192,22 @@ static int ltdb_index_add1_add(struct ldb_context *ldb,
return LDB_ERR_ENTRY_ALREADY_EXISTS;
}
- v2 = talloc_realloc(msg->elements, msg->elements[idx].values,
+ v2 = talloc_realloc(msg->elements, el->values,
struct ldb_val,
- msg->elements[idx].num_values+1);
+ el->num_values+1);
if (!v2) {
+ ldb_oom(ldb);
return LDB_ERR_OPERATIONS_ERROR;
}
- msg->elements[idx].values = v2;
+ el->values = v2;
- msg->elements[idx].values[msg->elements[idx].num_values].length = strlen(dn);
- msg->elements[idx].values[msg->elements[idx].num_values].data = discard_const_p(uint8_t, dn);
- msg->elements[idx].num_values++;
+ el->values[el->num_values] = *casefold_dn;
+ el->num_values++;
+ talloc_steal(el->values, casefold_dn->data);
+
+ /* In Index version 1, we must have a sorted index list on
+ * disk. Harmless for reading with the old index version. */
+ qsort(el->values, el->num_values, sizeof(struct ldb_val), (comparison_fn_t) ldb_val_list_cmp);
return LDB_SUCCESS;
}
@@ -1248,32 +1215,34 @@ static int ltdb_index_add1_add(struct ldb_context *ldb,
/*
add an index entry for one message element
*/
-static int ltdb_index_add1(struct ldb_module *module, const char *dn,
+static int ltdb_index_add1(struct ldb_module *module, TALLOC_CTX *mem_ctx,
+ struct ldb_dn *dn,
struct ldb_message_element *el, int v_idx)
{
struct ldb_context *ldb;
struct ldb_message *msg;
struct ldb_dn *dn_key;
int ret;
- unsigned int i;
const struct ldb_schema_attribute *a;
+ struct ldb_val casefold_dn;
ldb = ldb_module_get_ctx(module);
- msg = talloc(module, struct ldb_message);
+ msg = talloc(mem_ctx, struct ldb_message);
if (msg == NULL) {
- errno = ENOMEM;
+ ldb_oom(ldb);
return LDB_ERR_OPERATIONS_ERROR;
}
- dn_key = ltdb_index_key(ldb, el->name, &el->values[v_idx], &a);
+ dn_key = ltdb_index_key(ldb, msg, el->name, &el->values[v_idx], &a);
if (!dn_key) {
talloc_free(msg);
return LDB_ERR_OPERATIONS_ERROR;
}
talloc_steal(msg, dn_key);
- ret = ltdb_search_dn1_index(module, dn_key, msg);
+ ret = ltdb_search_dn1_index(module, dn_key, msg, NULL);
+
if (ret != LDB_SUCCESS && ret != LDB_ERR_NO_SUCH_OBJECT) {
talloc_free(msg);
return ret;
@@ -1284,21 +1253,30 @@ static int ltdb_index_add1(struct ldb_module *module, const char *dn,
msg->num_elements = 0;
msg->elements = NULL;
}
+
+ el = ldb_msg_find_element(msg, LTDB_IDX);
- for (i=0;i<msg->num_elements;i++) {
- if (strcmp(LTDB_IDX, msg->elements[i].name) == 0) {
- break;
- }
+ casefold_dn = ldb_dn_get_casefold_as_ldb_val(dn);
+ if (!casefold_dn.data) {
+ talloc_free(msg);
+ return LDB_ERR_INVALID_DN_SYNTAX;
}
- if (i == msg->num_elements) {
- ret = ltdb_index_add1_new(ldb, msg, dn);
+ casefold_dn.data = talloc_memdup(msg, casefold_dn.data, casefold_dn.length);
+ if (!casefold_dn.data) {
+ talloc_free(msg);
+ ldb_oom(ldb);
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ if (!el) {
+ ret = ltdb_index_add1_new(ldb, msg, &casefold_dn, &el);
} else {
- ret = ltdb_index_add1_add(ldb, msg, i, dn, a);
+ ret = ltdb_index_add1_add(ldb, msg, el, &casefold_dn, a);
}
if (ret == LDB_SUCCESS) {
- ret = ltdb_store_idxptr(module, msg, TDB_REPLACE);
+ ret = ltdb_store_idxptr(module, msg, msg, el, TDB_REPLACE);
}
talloc_free(msg);
@@ -1306,7 +1284,8 @@ static int ltdb_index_add1(struct ldb_module *module, const char *dn,
return ret;
}
-static int ltdb_index_add0(struct ldb_module *module, const char *dn,
+static int ltdb_index_add0(struct ldb_module *module, TALLOC_CTX *mem_ctx,
+ struct ldb_dn *dn,
struct ldb_message_element *elements, int num_el)
{
void *data = ldb_module_get_private(module);
@@ -1314,10 +1293,6 @@ static int ltdb_index_add0(struct ldb_module *module, const char *dn,
int ret;
unsigned int i, j;
- if (dn[0] == '@') {
- return LDB_SUCCESS;
- }
-
if (ltdb->cache->indexlist->num_elements == 0) {
/* no indexed fields */
return LDB_SUCCESS;
@@ -1325,12 +1300,12 @@ static int ltdb_index_add0(struct ldb_module *module, const char *dn,
for (i = 0; i < num_el; i++) {
ret = ldb_msg_find_idx(ltdb->cache->indexlist, elements[i].name,
- NULL, LTDB_IDXATTR);
+ LTDB_IDXATTR);
if (ret == -1) {
continue;
}
for (j = 0; j < elements[i].num_values; j++) {
- ret = ltdb_index_add1(module, dn, &elements[i], j);
+ ret = ltdb_index_add1(module, mem_ctx, dn, &elements[i], j);
if (ret != LDB_SUCCESS) {
return ret;
}
@@ -1343,17 +1318,17 @@ static int ltdb_index_add0(struct ldb_module *module, const char *dn,
/*
add the index entries for a new record
*/
-int ltdb_index_add(struct ldb_module *module, const struct ldb_message *msg)
+int ltdb_index_add(struct ldb_module *module, TALLOC_CTX *mem_ctx,
+ const struct ldb_message *msg)
{
- const char *dn;
int ret;
- dn = ldb_dn_get_linearized(msg->dn);
- if (dn == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
+ if (ldb_dn_is_special(msg->dn)) {
+ return LDB_SUCCESS;
}
- ret = ltdb_index_add0(module, dn, msg->elements, msg->num_elements);
+ ret = ltdb_index_add0(module, mem_ctx,
+ msg->dn, msg->elements, msg->num_elements);
return ret;
}
@@ -1362,76 +1337,93 @@ int ltdb_index_add(struct ldb_module *module, const struct ldb_message *msg)
/*
delete an index entry for one message element
*/
-int ltdb_index_del_value(struct ldb_module *module, const char *dn,
+int ltdb_index_del_value(struct ldb_module *module, TALLOC_CTX *mem_ctx,
+ struct ldb_dn *dn,
struct ldb_message_element *el, int v_idx)
{
struct ldb_context *ldb;
struct ldb_message *msg;
struct ldb_dn *dn_key;
- int ret, i;
- unsigned int j;
+ struct ldb_val dn_as_ldb_val, *found_val;
+ int ret;
ldb = ldb_module_get_ctx(module);
- if (dn[0] == '@') {
+ if (ldb_dn_is_special(dn)) {
return LDB_SUCCESS;
}
- dn_key = ltdb_index_key(ldb, el->name, &el->values[v_idx], NULL);
- if (!dn_key) {
+ msg = talloc(mem_ctx, struct ldb_message);
+ if (msg == NULL) {
+ ldb_oom(ldb);
return LDB_ERR_OPERATIONS_ERROR;
}
- msg = talloc(dn_key, struct ldb_message);
- if (msg == NULL) {
- talloc_free(dn_key);
+ dn_key = ltdb_index_key(ldb, msg, el->name, &el->values[v_idx], NULL);
+ if (!dn_key) {
+ talloc_free(msg);
return LDB_ERR_OPERATIONS_ERROR;
}
- ret = ltdb_search_dn1_index(module, dn_key, msg);
+ ret = ltdb_search_dn1_index(module, dn_key, msg, NULL);
+
if (ret != LDB_SUCCESS && ret != LDB_ERR_NO_SUCH_OBJECT) {
- talloc_free(dn_key);
- return ret;
+ talloc_free(msg);
+ return LDB_ERR_OPERATIONS_ERROR;
}
if (ret == LDB_ERR_NO_SUCH_OBJECT) {
+ talloc_free(msg);
/* it wasn't indexed. Did we have an earlier error? If we did then
its gone now */
- talloc_free(dn_key);
return LDB_SUCCESS;
}
- i = ldb_msg_find_idx(msg, dn, &j, LTDB_IDX);
- if (i == -1) {
+ el = ldb_msg_find_element(msg, LTDB_IDX);
+ if (!el) {
+ talloc_free(msg);
+ /* there was set of index values on this index. Did we have an earlier error? If we did then
+ its gone now */
+ return LDB_SUCCESS;
+ }
+
+
+ dn_as_ldb_val = ldb_dn_get_casefold_as_ldb_val(dn);
+ if (!dn_as_ldb_val.data) {
+ return LDB_ERR_INVALID_DN_SYNTAX;
+ }
+
+ found_val = ldb_msg_find_val(el, &dn_as_ldb_val);
+
+ if (!found_val) {
struct ldb_ldif ldif;
char *ldif_string;
ldif.changetype = LDB_CHANGETYPE_NONE;
ldif.msg = msg;
- ldif_string = ldb_ldif_write_string(ldb, NULL, &ldif);
+ ldif_string = ldb_ldif_write_string(ldb, msg, &ldif);
ldb_debug(ldb, LDB_DEBUG_ERROR,
- "ERROR: dn %s not found in %s", dn,
+ "ERROR: dn %s not found in %s", ldb_dn_get_linearized(dn),
ldif_string);
- talloc_free(ldif_string);
/* it ain't there. hmmm */
- talloc_free(dn_key);
+ talloc_free(msg);
return LDB_SUCCESS;
}
- if (j != msg->elements[i].num_values - 1) {
- memmove(&msg->elements[i].values[j],
- &msg->elements[i].values[j+1],
- (msg->elements[i].num_values-(j+1)) *
- sizeof(msg->elements[i].values[0]));
- }
- msg->elements[i].num_values--;
+ talloc_free(found_val->data);
- if (msg->elements[i].num_values == 0) {
- ret = ltdb_delete_noindex(module, dn_key);
+ if (el->num_values == 1) {
+ ret = ltdb_delete_noindex(module, msg, dn_key);
} else {
- ret = ltdb_store_idxptr(module, msg, TDB_REPLACE);
+ int n = (found_val - el->values);
+ if (n != el->num_values-1) {
+ memmove(found_val, found_val+1, ((el->num_values-1) - n)*sizeof(*found_val));
+ }
+ el->num_values--;
+
+ ret = ltdb_store_idxptr(module, msg, msg, el, TDB_REPLACE);
}
- talloc_free(dn_key);
+ talloc_free(msg);
return ret;
}
@@ -1440,12 +1432,11 @@ int ltdb_index_del_value(struct ldb_module *module, const char *dn,
delete the index entries for a record
return -1 on failure
*/
-int ltdb_index_del(struct ldb_module *module, const struct ldb_message *msg)
+int ltdb_index_del(struct ldb_module *module, TALLOC_CTX *mem_ctx, const struct ldb_message *msg)
{
void *data = ldb_module_get_private(module);
struct ltdb_private *ltdb = talloc_get_type(data, struct ltdb_private);
int ret;
- const char *dn;
unsigned int i, j;
/* find the list of indexed fields */
@@ -1458,19 +1449,14 @@ int ltdb_index_del(struct ldb_module *module, const struct ldb_message *msg)
return LDB_SUCCESS;
}
- dn = ldb_dn_get_linearized(msg->dn);
- if (dn == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
for (i = 0; i < msg->num_elements; i++) {
ret = ldb_msg_find_idx(ltdb->cache->indexlist, msg->elements[i].name,
- NULL, LTDB_IDXATTR);
+ LTDB_IDXATTR);
if (ret == -1) {
continue;
}
for (j = 0; j < msg->elements[i].num_values; j++) {
- ret = ltdb_index_del_value(module, dn, &msg->elements[i], j);
+ ret = ltdb_index_del_value(module, mem_ctx, msg->dn, &msg->elements[i], j);
if (ret != LDB_SUCCESS) {
return ret;
}
@@ -1483,14 +1469,14 @@ int ltdb_index_del(struct ldb_module *module, const struct ldb_message *msg)
/*
handle special index for one level searches
*/
-int ltdb_index_one(struct ldb_module *module, const struct ldb_message *msg, int add)
+int ltdb_index_one(struct ldb_module *module, TALLOC_CTX *mem_ctx,
+ const struct ldb_message *msg, int add)
{
void *data = ldb_module_get_private(module);
struct ltdb_private *ltdb = talloc_get_type(data, struct ltdb_private);
struct ldb_message_element el;
struct ldb_val val;
struct ldb_dn *pdn;
- const char *dn;
int ret;
if (ldb_dn_is_special(msg->dn)) {
@@ -1498,37 +1484,30 @@ 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);
+ ret = ldb_msg_find_idx(ltdb->cache->indexlist, NULL, LTDB_IDXONE);
if (ret != 0) {
return LDB_SUCCESS;
}
- pdn = ldb_dn_get_parent(module, msg->dn);
+ pdn = ldb_dn_get_parent(mem_ctx, msg->dn);
if (pdn == NULL) {
return LDB_ERR_OPERATIONS_ERROR;
}
- dn = ldb_dn_get_linearized(msg->dn);
- if (dn == NULL) {
- talloc_free(pdn);
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- val.data = (uint8_t *)((uintptr_t)ldb_dn_get_casefold(pdn));
+ val = ldb_dn_get_casefold_as_ldb_val(pdn);
if (val.data == NULL) {
talloc_free(pdn);
- return LDB_ERR_OPERATIONS_ERROR;
+ return LDB_ERR_INVALID_DN_SYNTAX;
}
- val.length = strlen((char *)val.data);
el.name = LTDB_IDXONE;
el.values = &val;
el.num_values = 1;
if (add) {
- ret = ltdb_index_add1(module, dn, &el, 0);
+ ret = ltdb_index_add1(module, pdn, msg->dn, &el, 0);
} else { /* delete */
- ret = ltdb_index_del_value(module, dn, &el, 0);
+ ret = ltdb_index_del_value(module, pdn, msg->dn, &el, 0);
}
talloc_free(pdn);
@@ -1557,7 +1536,6 @@ static int re_index(struct tdb_context *tdb, TDB_DATA key, TDB_DATA data, void *
struct ldb_context *ldb;
struct ldb_module *module = (struct ldb_module *)state;
struct ldb_message *msg;
- const char *dn = NULL;
int ret;
TDB_DATA key2;
@@ -1583,7 +1561,7 @@ static int re_index(struct tdb_context *tdb, TDB_DATA key, TDB_DATA data, void *
/* check if the DN key has changed, perhaps due to the
case insensitivity of an element changing */
- key2 = ltdb_key(module, msg->dn);
+ key2 = ltdb_key(msg, msg->dn);
if (key2.dptr == NULL) {
/* probably a corrupt record ... darn */
ldb_debug(ldb, LDB_DEBUG_ERROR, "Invalid DN in re_index: %s",
@@ -1591,21 +1569,15 @@ static int re_index(struct tdb_context *tdb, TDB_DATA key, TDB_DATA data, void *
talloc_free(msg);
return 0;
}
- if (strcmp((char *)key2.dptr, (char *)key.dptr) != 0) {
+
+ if (tdb_data_cmp(&key2, &key) != 0) {
tdb_delete(tdb, key);
tdb_store(tdb, key2, data, 0);
}
- talloc_free(key2.dptr);
- if (msg->dn == NULL) {
- dn = (char *)key.dptr + 3;
- } else {
- dn = ldb_dn_get_linearized(msg->dn);
- }
-
- ret = ltdb_index_one(module, msg, 1);
+ ret = ltdb_index_one(module, msg, msg, 1);
if (ret == LDB_SUCCESS) {
- ret = ltdb_index_add0(module, dn, msg->elements, msg->num_elements);
+ ret = ltdb_index_add0(module, msg, msg->dn, msg->elements, msg->num_elements);
} else {
ldb_debug(ldb, LDB_DEBUG_ERROR,
"Adding special ONE LEVEL index failed (%s)!",
@@ -1653,5 +1625,5 @@ int ltdb_reindex(struct ldb_module *module)
ltdb->idxptr->repack = true;
}
- return LDB_SUCCESS;
+ return ltdb_set_casefold_index(module);
}
diff --git a/source4/lib/ldb/ldb_tdb/ldb_search.c b/source4/lib/ldb/ldb_tdb/ldb_search.c
index a089a2f826..a128d9cc0c 100644
--- a/source4/lib/ldb/ldb_tdb/ldb_search.c
+++ b/source4/lib/ldb/ldb_tdb/ldb_search.c
@@ -232,29 +232,23 @@ static int ltdb_search_base(struct ldb_module *module, struct ldb_dn *dn)
}
/*
- search the database for a single simple dn, returning all attributes
+ search the database for a single tdb key, returning all attributes
in a single message
return LDB_ERR_NO_SUCH_OBJECT on record-not-found
and LDB_SUCCESS on success
*/
-int ltdb_search_dn1(struct ldb_module *module, struct ldb_dn *dn, struct ldb_message *msg)
+int ltdb_search_dn1_key(struct ldb_module *module,
+ TDB_DATA tdb_key, struct ldb_message *msg)
{
void *data = ldb_module_get_private(module);
struct ltdb_private *ltdb = talloc_get_type(data, struct ltdb_private);
int ret;
- TDB_DATA tdb_key, tdb_data;
+ TDB_DATA tdb_data;
memset(msg, 0, sizeof(*msg));
- /* form the key */
- tdb_key = ltdb_key(module, dn);
- if (!tdb_key.dptr) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
tdb_data = tdb_fetch(ltdb->tdb, tdb_key);
- talloc_free(tdb_key.dptr);
if (!tdb_data.dptr) {
return LDB_ERR_NO_SUCH_OBJECT;
}
@@ -272,9 +266,6 @@ int ltdb_search_dn1(struct ldb_module *module, struct ldb_dn *dn, struct ldb_mes
}
if (!msg->dn) {
- msg->dn = ldb_dn_copy(msg, dn);
- }
- if (!msg->dn) {
return LDB_ERR_OPERATIONS_ERROR;
}
@@ -282,6 +273,32 @@ int ltdb_search_dn1(struct ldb_module *module, struct ldb_dn *dn, struct ldb_mes
}
/*
+ search the database for a single simple dn, returning all attributes
+ in a single message
+
+ return LDB_ERR_NO_SUCH_OBJECT on record-not-found
+ and LDB_SUCCESS on success
+*/
+
+int ltdb_search_dn1(struct ldb_module *module, struct ldb_dn *dn, struct ldb_message *msg)
+{
+ int ret;
+ TDB_DATA tdb_key;
+
+ memset(msg, 0, sizeof(*msg));
+
+ /* form the key */
+ tdb_key = ltdb_key(msg, dn);
+ if (!tdb_key.dptr) {
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ ret = ltdb_search_dn1_key(module, tdb_key, msg);
+ talloc_free(tdb_key.dptr);
+ return ret;
+}
+
+/*
add a set of attributes from a record to a set of results
return 0 on success, -1 on failure
*/
diff --git a/source4/lib/ldb/ldb_tdb/ldb_tdb.c b/source4/lib/ldb/ldb_tdb/ldb_tdb.c
index 55acb6132d..2348c0dcce 100644
--- a/source4/lib/ldb/ldb_tdb/ldb_tdb.c
+++ b/source4/lib/ldb/ldb_tdb/ldb_tdb.c
@@ -103,6 +103,53 @@ int ltdb_unlock_read(struct ldb_module *module)
return 0;
}
+struct ldb_val ldb_dn_get_casefold_as_ldb_val(struct ldb_dn *dn) {
+ struct ldb_val val;
+ const char *casefold_dn = ldb_dn_get_casefold(dn);
+ val.data = (uint8_t *)((uintptr_t)casefold_dn);
+ val.length = strlen(casefold_dn);
+ return val;
+}
+
+struct ldb_val ldb_dn_alloc_casefold_as_ldb_val(TALLOC_CTX *mem_ctx, struct ldb_dn *dn) {
+ struct ldb_val val;
+ const char *casefold_dn = ldb_dn_alloc_casefold(mem_ctx, dn);
+ val.data = (uint8_t *)((uintptr_t)casefold_dn);
+ val.length = strlen(casefold_dn);
+ return val;
+}
+
+/*
+ form a TDB_DATA for a record key
+ caller frees
+
+ This version takes the casefolded string form of the DN as an ldb_val
+*/
+struct TDB_DATA ltdb_key_from_casefold_dn(TALLOC_CTX *mem_ctx,
+ struct ldb_val dn_folded)
+{
+ TDB_DATA key;
+
+ key.dsize = dn_folded.length + 4;
+ key.dptr = talloc_size(mem_ctx, key.dsize);
+ if (!key.dptr) {
+ goto failed;
+ }
+
+ memcpy(key.dptr, "DN=", 3);
+ memcpy(&key.dptr[3], dn_folded.data, key.dsize - 4);
+
+ key.dptr[key.dsize - 1] = '\0';
+
+ return key;
+
+failed:
+ errno = ENOMEM;
+ key.dptr = NULL;
+ key.dsize = 0;
+ return key;
+}
+
/*
form a TDB_DATA for a record key
@@ -111,12 +158,10 @@ int ltdb_unlock_read(struct ldb_module *module)
note that the key for a record can depend on whether the
dn refers to a case sensitive index record or not
*/
-struct TDB_DATA ltdb_key(struct ldb_module *module, struct ldb_dn *dn)
+struct TDB_DATA ltdb_key(TALLOC_CTX *mem_ctx, struct ldb_dn *dn)
{
- struct ldb_context *ldb = ldb_module_get_ctx(module);
TDB_DATA key;
- char *key_str = NULL;
- const char *dn_folded = NULL;
+ struct ldb_val dn_folded;
/*
most DNs are case insensitive. The exception is index DNs for
@@ -130,31 +175,15 @@ struct TDB_DATA ltdb_key(struct ldb_module *module, struct ldb_dn *dn)
the indexing code handles the rest
*/
- dn_folded = ldb_dn_get_casefold(dn);
- if (!dn_folded) {
- goto failed;
- }
-
- key_str = talloc_strdup(ldb, "DN=");
- if (!key_str) {
- goto failed;
- }
-
- key_str = talloc_strdup_append_buffer(key_str, dn_folded);
- if (!key_str) {
- goto failed;
+ dn_folded = ldb_dn_get_casefold_as_ldb_val(dn);
+ if (!dn_folded.data) {
+ errno = EINVAL;
+ key.dptr = NULL;
+ key.dsize = 0;
+ return key;
}
- key.dptr = (uint8_t *)key_str;
- key.dsize = strlen(key_str) + 1;
-
- return key;
-
-failed:
- errno = ENOMEM;
- key.dptr = NULL;
- key.dsize = 0;
- return key;
+ return ltdb_key_from_casefold_dn(mem_ctx, dn_folded);
}
/*
@@ -213,14 +242,15 @@ static int ltdb_modified(struct ldb_module *module, struct ldb_dn *dn)
/*
store a record into the db
*/
-int ltdb_store(struct ldb_module *module, const struct ldb_message *msg, int flgs)
+int ltdb_store(struct ldb_module *module, TALLOC_CTX *mem_ctx,
+ const struct ldb_message *msg, int flgs)
{
void *data = ldb_module_get_private(module);
struct ltdb_private *ltdb = talloc_get_type(data, struct ltdb_private);
TDB_DATA tdb_key, tdb_data;
int ret;
- tdb_key = ltdb_key(module, msg->dn);
+ tdb_key = ltdb_key(mem_ctx, msg->dn);
if (!tdb_key.dptr) {
return LDB_ERR_OTHER;
}
@@ -237,7 +267,7 @@ int ltdb_store(struct ldb_module *module, const struct ldb_message *msg, int flg
goto done;
}
- ret = ltdb_index_add(module, msg);
+ ret = ltdb_index_add(module, mem_ctx, msg);
if (ret != LDB_SUCCESS) {
tdb_delete(ltdb->tdb, tdb_key);
}
@@ -251,6 +281,7 @@ done:
static int ltdb_add_internal(struct ldb_module *module,
+ TALLOC_CTX *mem_ctx,
const struct ldb_message *msg)
{
struct ldb_context *ldb = ldb_module_get_ctx(module);
@@ -283,7 +314,7 @@ static int ltdb_add_internal(struct ldb_module *module,
}
}
- ret = ltdb_store(module, msg, TDB_INSERT);
+ ret = ltdb_store(module, mem_ctx, msg, TDB_INSERT);
if (ret == LDB_ERR_ENTRY_ALREADY_EXISTS) {
ldb_asprintf_errstring(ldb,
@@ -293,7 +324,7 @@ static int ltdb_add_internal(struct ldb_module *module,
}
if (ret == LDB_SUCCESS) {
- ret = ltdb_index_one(module, msg, 1);
+ ret = ltdb_index_one(module, mem_ctx, msg, 1);
if (ret != LDB_SUCCESS) {
return ret;
}
@@ -318,7 +349,7 @@ static int ltdb_add(struct ltdb_context *ctx)
ldb_request_set_state(req, LDB_ASYNC_PENDING);
- tret = ltdb_add_internal(module, req->op.add.message);
+ tret = ltdb_add_internal(module, req, req->op.add.message);
if (tret != LDB_SUCCESS) {
return tret;
}
@@ -330,14 +361,14 @@ static int ltdb_add(struct ltdb_context *ctx)
delete a record from the database, not updating indexes (used for deleting
index records)
*/
-int ltdb_delete_noindex(struct ldb_module *module, struct ldb_dn *dn)
+int ltdb_delete_noindex(struct ldb_module *module, TALLOC_CTX *mem_ctx, struct ldb_dn *dn)
{
void *data = ldb_module_get_private(module);
struct ltdb_private *ltdb = talloc_get_type(data, struct ltdb_private);
TDB_DATA tdb_key;
int ret;
- tdb_key = ltdb_key(module, dn);
+ tdb_key = ltdb_key(mem_ctx, dn);
if (!tdb_key.dptr) {
return LDB_ERR_OTHER;
}
@@ -352,12 +383,12 @@ int ltdb_delete_noindex(struct ldb_module *module, struct ldb_dn *dn)
return ret;
}
-static int ltdb_delete_internal(struct ldb_module *module, struct ldb_dn *dn)
+static int ltdb_delete_internal(struct ldb_module *module, TALLOC_CTX *mem_ctx, struct ldb_dn *dn)
{
struct ldb_message *msg;
int ret;
- msg = talloc(module, struct ldb_message);
+ msg = talloc(mem_ctx, struct ldb_message);
if (msg == NULL) {
return LDB_ERR_OPERATIONS_ERROR;
}
@@ -370,19 +401,19 @@ static int ltdb_delete_internal(struct ldb_module *module, struct ldb_dn *dn)
goto done;
}
- ret = ltdb_delete_noindex(module, dn);
+ ret = ltdb_delete_noindex(module, msg, dn);
if (ret != LDB_SUCCESS) {
goto done;
}
/* remove one level attribute */
- ret = ltdb_index_one(module, msg, 0);
+ ret = ltdb_index_one(module, msg, msg, 0);
if (ret != LDB_SUCCESS) {
goto done;
}
/* remove any indexed attributes */
- ret = ltdb_index_del(module, msg);
+ ret = ltdb_index_del(module, msg, msg);
if (ret != LDB_SUCCESS) {
goto done;
}
@@ -412,7 +443,7 @@ static int ltdb_delete(struct ltdb_context *ctx)
return LDB_ERR_OPERATIONS_ERROR;
}
- tret = ltdb_delete_internal(module, req->op.del.dn);
+ tret = ltdb_delete_internal(module, req, req->op.del.dn);
if (tret != LDB_SUCCESS) {
return tret;
}
@@ -489,21 +520,14 @@ static int msg_add_element(struct ldb_context *ldb,
delete all elements having a specified attribute name
*/
static int msg_delete_attribute(struct ldb_module *module,
- struct ldb_context *ldb,
struct ldb_message *msg, const char *name)
{
- const char *dn;
unsigned int i, j;
- dn = ldb_dn_get_linearized(msg->dn);
- if (dn == NULL) {
- return -1;
- }
-
for (i=0;i<msg->num_elements;i++) {
if (ldb_attr_cmp(msg->elements[i].name, name) == 0) {
for (j=0;j<msg->elements[i].num_values;j++) {
- ltdb_index_del_value(module, dn,
+ ltdb_index_del_value(module, msg, msg->dn,
&msg->elements[i], j);
}
talloc_free(msg->elements[i].values);
@@ -550,7 +574,7 @@ static int msg_delete_element(struct ldb_module *module,
a = ldb_schema_attribute_by_name(ldb, el->name);
for (i=0;i<el->num_values;i++) {
- if (a->syntax->comparison_fn(ldb, ldb,
+ if (a->syntax->comparison_fn(ldb, msg,
&el->values[i], val) == 0) {
if (i<el->num_values-1) {
memmove(&el->values[i], &el->values[i+1],
@@ -559,7 +583,7 @@ static int msg_delete_element(struct ldb_module *module,
}
el->num_values--;
if (el->num_values == 0) {
- return msg_delete_attribute(module, ldb,
+ return msg_delete_attribute(module,
msg, name);
}
return 0;
@@ -578,6 +602,7 @@ static int msg_delete_element(struct ldb_module *module,
then we'll need to look at this again
*/
int ltdb_modify_internal(struct ldb_module *module,
+ TALLOC_CTX *mem_ctx,
const struct ldb_message *msg)
{
struct ldb_context *ldb = ldb_module_get_ctx(module);
@@ -587,28 +612,32 @@ int ltdb_modify_internal(struct ldb_module *module,
struct ldb_message *msg2;
unsigned i, j;
int ret, idx;
-
- tdb_key = ltdb_key(module, msg->dn);
+ TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
+ if (!tmp_ctx) {
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+ tdb_key = ltdb_key(tmp_ctx, msg->dn);
if (!tdb_key.dptr) {
+ talloc_free(tmp_ctx);
return LDB_ERR_OTHER;
}
tdb_data = tdb_fetch(ltdb->tdb, tdb_key);
+ talloc_free(tdb_key.dptr);
+
if (!tdb_data.dptr) {
- talloc_free(tdb_key.dptr);
return ltdb_err_map(tdb_error(ltdb->tdb));
}
- msg2 = talloc(tdb_key.dptr, struct ldb_message);
+ msg2 = talloc(tmp_ctx, struct ldb_message);
if (msg2 == NULL) {
- talloc_free(tdb_key.dptr);
- return LDB_ERR_OTHER;
+ ldb_oom(ldb);
+ ret = LDB_ERR_OPERATIONS_ERROR;
+ goto failed;
}
ret = ltdb_unpack_data(module, &tdb_data, msg2);
if (ret == -1) {
- ret = LDB_ERR_OTHER;
- goto failed;
}
if (!msg2->dn) {
@@ -619,7 +648,6 @@ int ltdb_modify_internal(struct ldb_module *module,
struct ldb_message_element *el = &msg->elements[i];
struct ldb_message_element *el2;
struct ldb_val *vals;
- const char *dn;
const struct ldb_schema_attribute *a = ldb_schema_attribute_by_name(ldb, el->name);
switch (msg->elements[i].flags & LDB_FLAG_MOD_MASK) {
@@ -680,7 +708,8 @@ int ltdb_modify_internal(struct ldb_module *module,
el2->num_values + el->num_values);
if (vals == NULL) {
- ret = LDB_ERR_OTHER;
+ ldb_oom(ldb);
+ ret = LDB_ERR_OPERATIONS_ERROR;
goto failed;
}
@@ -704,7 +733,7 @@ int ltdb_modify_internal(struct ldb_module *module,
}
/* replace all elements of this attribute name with the elements
listed. The attribute not existing is not an error */
- msg_delete_attribute(module, ldb, msg2, el->name);
+ msg_delete_attribute(module, msg2, el->name);
for (j=0;j<el->num_values;j++) {
if (ldb_msg_find_val(el, &el->values[j]) != &el->values[j]) {
@@ -724,17 +753,12 @@ int ltdb_modify_internal(struct ldb_module *module,
case LDB_FLAG_MOD_DELETE:
- dn = ldb_dn_get_linearized(msg->dn);
- if (dn == NULL) {
- ret = LDB_ERR_OTHER;
- goto failed;
- }
-
/* we could be being asked to delete all
values or just some values */
if (msg->elements[i].num_values == 0) {
- if (msg_delete_attribute(module, ldb, msg2,
+ if (msg_delete_attribute(module, msg2,
msg->elements[i].name) != 0) {
+ const char *dn = ldb_dn_get_linearized(msg->dn);
ldb_asprintf_errstring(ldb, "No such attribute: %s for delete on %s", msg->elements[i].name, dn);
ret = LDB_ERR_NO_SUCH_ATTRIBUTE;
goto failed;
@@ -746,11 +770,15 @@ int ltdb_modify_internal(struct ldb_module *module,
msg2,
msg->elements[i].name,
&msg->elements[i].values[j]) != 0) {
- ldb_asprintf_errstring(ldb, "No matching attribute value when deleting attribute: %s on %s", msg->elements[i].name, dn);
+ const char *dn = ldb_dn_get_linearized(msg->dn);
+ ldb_asprintf_errstring(ldb, "No matching attribute value (%*.*s) when deleting attribute: %s on %s",
+ (int)msg->elements[i].values[j].length, (int)msg->elements[i].values[j].length,
+ (const char *)msg->elements[i].values[j].data,
+ msg->elements[i].name, dn);
ret = LDB_ERR_NO_SUCH_ATTRIBUTE;
goto failed;
}
- ret = ltdb_index_del_value(module, dn, &msg->elements[i], j);
+ ret = ltdb_index_del_value(module, tmp_ctx, msg->dn, &msg->elements[i], j);
if (ret != LDB_SUCCESS) {
goto failed;
}
@@ -768,7 +796,7 @@ int ltdb_modify_internal(struct ldb_module *module,
/* we've made all the mods
* save the modified record back into the database */
- ret = ltdb_store(module, msg2, TDB_MODIFY);
+ ret = ltdb_store(module, mem_ctx, msg2, TDB_MODIFY);
if (ret != LDB_SUCCESS) {
goto failed;
}
@@ -778,12 +806,11 @@ int ltdb_modify_internal(struct ldb_module *module,
goto failed;
}
- talloc_free(tdb_key.dptr);
free(tdb_data.dptr);
return ret;
failed:
- talloc_free(tdb_key.dptr);
+ talloc_free(tmp_ctx);
free(tdb_data.dptr);
return ret;
}
@@ -808,7 +835,7 @@ static int ltdb_modify(struct ltdb_context *ctx)
return LDB_ERR_OPERATIONS_ERROR;
}
- tret = ltdb_modify_internal(module, req->op.mod.message);
+ tret = ltdb_modify_internal(module, req, req->op.mod.message);
if (tret != LDB_SUCCESS) {
return tret;
}
@@ -841,12 +868,14 @@ static int ltdb_rename(struct ltdb_context *ctx)
to fetch the old record */
tret = ltdb_search_dn1(module, req->op.rename.olddn, msg);
if (tret != LDB_SUCCESS) {
+ talloc_free(msg);
/* not finding the old record is an error */
return tret;
}
msg->dn = ldb_dn_copy(msg, req->op.rename.newdn);
if (!msg->dn) {
+ talloc_free(msg);
return LDB_ERR_OPERATIONS_ERROR;
}
@@ -854,12 +883,14 @@ static int ltdb_rename(struct ltdb_context *ctx)
* unique indexes. We rely on the transaction to make this
* atomic
*/
- tret = ltdb_delete_internal(module, req->op.rename.olddn);
+ tret = ltdb_delete_internal(module, msg, req->op.rename.olddn);
if (tret != LDB_SUCCESS) {
+ talloc_free(msg);
return tret;
}
- tret = ltdb_add_internal(module, msg);
+ tret = ltdb_add_internal(module, msg, msg);
+ talloc_free(msg);
if (tret != LDB_SUCCESS) {
return tret;
}
@@ -892,7 +923,7 @@ static int ltdb_prepare_commit(struct ldb_module *module)
return LDB_SUCCESS;
}
- if (ltdb_index_transaction_commit(module) != 0) {
+ if (ltdb_index_transaction_prepare_commit(module) != 0) {
tdb_transaction_cancel(ltdb->tdb);
ltdb->in_transaction--;
return ltdb_err_map(tdb_error(ltdb->tdb));
diff --git a/source4/lib/ldb/ldb_tdb/ldb_tdb.h b/source4/lib/ldb/ldb_tdb/ldb_tdb.h
index c8c1dad5de..43f2909008 100644
--- a/source4/lib/ldb/ldb_tdb/ldb_tdb.h
+++ b/source4/lib/ldb/ldb_tdb/ldb_tdb.h
@@ -29,6 +29,8 @@ struct ltdb_private {
bool check_base;
struct ltdb_idxptr *idxptr;
bool prepared_commit;
+
+ int index_version;
};
/*
@@ -65,6 +67,14 @@ struct ltdb_context {
#define LTDB_OPTIONS "@OPTIONS"
#define LTDB_ATTRIBUTES "@ATTRIBUTES"
+#define LTDB_INDEX_VERSION "@INDEX_VERSION"
+
+/* ltdb index versions:
+ 0 - Initial version, DN values as index values, not casefolded
+ 1 - DN values as index values, casefolded and sorted (binary compare)
+ */
+
+
/* special attribute types */
#define LTDB_SEQUENCE_NUMBER "sequenceNumber"
#define LTDB_CHECK_BASE "checkBaseOnSearch"
@@ -76,6 +86,7 @@ struct ltdb_context {
int ltdb_cache_reload(struct ldb_module *module);
int ltdb_cache_load(struct ldb_module *module);
int ltdb_increase_sequence_number(struct ldb_module *module);
+int ltdb_set_casefold_index(struct ldb_module *module);
int ltdb_check_at_attributes_values(const struct ldb_val *value);
/* The following definitions come from lib/ldb/ldb_tdb/ldb_index.c */
@@ -83,12 +94,15 @@ int ltdb_check_at_attributes_values(const struct ldb_val *value);
struct ldb_parse_tree;
int ltdb_search_indexed(struct ltdb_context *ctx, uint32_t *);
-int ltdb_index_add(struct ldb_module *module, const struct ldb_message *msg);
-int ltdb_index_del(struct ldb_module *module, const struct ldb_message *msg);
-int ltdb_index_one(struct ldb_module *module, const struct ldb_message *msg, int add);
+int ltdb_index_add(struct ldb_module *module, TALLOC_CTX *mem_ctx,
+ const struct ldb_message *msg);
+int ltdb_index_del(struct ldb_module *module, TALLOC_CTX *mem_ctx,
+ const struct ldb_message *msg);
+int ltdb_index_one(struct ldb_module *module, TALLOC_CTX *mem_ctx,
+ const struct ldb_message *msg, int add);
int ltdb_reindex(struct ldb_module *module);
int ltdb_index_transaction_start(struct ldb_module *module);
-int ltdb_index_transaction_commit(struct ldb_module *module);
+int ltdb_index_transaction_prepare_commit(struct ldb_module *module);
int ltdb_index_transaction_cancel(struct ldb_module *module);
/* The following definitions come from lib/ldb/ldb_tdb/ldb_pack.c */
@@ -107,6 +121,14 @@ int ltdb_unpack_data(struct ldb_module *module,
int ltdb_has_wildcard(struct ldb_module *module, const char *attr_name,
const struct ldb_val *val);
void ltdb_search_dn1_free(struct ldb_module *module, struct ldb_message *msg);
+/*
+ search the database for a single tdb key, returning all attributes
+ in a single message
+
+ return LDB_ERR_NO_SUCH_OBJECT on record-not-found
+ and LDB_SUCCESS on success
+*/
+int ltdb_search_dn1_key(struct ldb_module *module, TDB_DATA tdb_key, struct ldb_message *msg);
int ltdb_search_dn1(struct ldb_module *module, struct ldb_dn *dn, struct ldb_message *msg);
int ltdb_add_attr_results(struct ldb_module *module,
TALLOC_CTX *mem_ctx,
@@ -120,12 +142,26 @@ int ltdb_search(struct ltdb_context *ctx);
/* The following definitions come from lib/ldb/ldb_tdb/ldb_tdb.c */
int ltdb_lock_read(struct ldb_module *module);
int ltdb_unlock_read(struct ldb_module *module);
-struct TDB_DATA ltdb_key(struct ldb_module *module, struct ldb_dn *dn);
-int ltdb_store(struct ldb_module *module, const struct ldb_message *msg, int flgs);
-int ltdb_delete_noindex(struct ldb_module *module, struct ldb_dn *dn);
-int ltdb_modify_internal(struct ldb_module *module, const struct ldb_message *msg);
+struct TDB_DATA ltdb_key(TALLOC_CTX *mem_ctx, struct ldb_dn *dn);
+/*
+ form a TDB_DATA for a record key
+ caller frees
-int ltdb_index_del_value(struct ldb_module *module, const char *dn,
+ This version takes the casefolded string form of the DN as an ldb_val
+*/
+struct TDB_DATA ltdb_key_from_casefold_dn(TALLOC_CTX *mem_ctx,
+ struct ldb_val dn_folded);
+struct ldb_val ldb_dn_get_casefold_as_ldb_val(struct ldb_dn *dn);
+struct ldb_val ldb_dn_alloc_casefold_as_ldb_val(TALLOC_CTX *mem_ctx, struct ldb_dn *dn);
+int ltdb_store(struct ldb_module *module, TALLOC_CTX *mem_ctx,
+ const struct ldb_message *msg, int flgs);
+int ltdb_delete_noindex(struct ldb_module *module, TALLOC_CTX *mem_ctx,
+ struct ldb_dn *dn);
+int ltdb_modify_internal(struct ldb_module *module, TALLOC_CTX *mem_ctx,
+ const struct ldb_message *msg);
+
+int ltdb_index_del_value(struct ldb_module *module, TALLOC_CTX *mem_ctx,
+ struct ldb_dn *dn,
struct ldb_message_element *el, int v_idx);
struct tdb_context *ltdb_wrap_open(TALLOC_CTX *mem_ctx,