Unix SMB/CIFS implementation.
LDAP server SIMPLE LDB implementation
Copyright (C) Stefan Metzmacher 2004
+ Copyright (C) Simo Sorce 2004
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
*/
#include "includes.h"
+#include "ldap_server/ldap_server.h"
+#include "ldap_parse.h"
/* TODO: samdb_context is not a pulblic struct */
struct samdb_context {
}\
} while(0)
+#define VALID_DN_SYNTAX(dn,i) do {\
+ if (!(dn)) {\
+ return NT_STATUS_NO_MEMORY;\
+ } else if ((dn)->comp_num < (i)) {\
+ result = LDAP_INVALID_DN_SYNTAX;\
+ errstr = "Invalid DN (" #i " components needed for '" #dn "')";\
+ goto reply;\
+ }\
+} while(0)
+
static NTSTATUS sldb_Search(struct ldapsrv_partition *partition, struct ldapsrv_call *call,
struct ldap_SearchRequest *r)
{
NTSTATUS status;
+ void *local_ctx;
+ struct ldap_dn *basedn;
struct ldap_Result *done;
struct ldap_SearchResEntry *ent;
struct ldapsrv_reply *ent_r, *done_r;
- int result = 80;
+ int result = LDAP_SUCCESS;
struct samdb_context *samdb;
struct ldb_message **res;
int i, j, y, count;
- struct ldb_context *ldb;
enum ldb_scope scope = LDB_SCOPE_DEFAULT;
const char **attrs = NULL;
+ const char *errstr = NULL;
+
+ local_ctx = talloc_named(call, 0, "sldb_Search local memory context");
+ ALLOC_CHECK(local_ctx);
- DEBUG(0, ("sldb_Search: %s\n", r->filter));
+ samdb = samdb_connect(local_ctx);
+ ALLOC_CHECK(samdb);
- samdb = samdb_connect(call);
- ldb = samdb->ldb;
+ basedn = ldap_parse_dn(local_ctx, r->basedn);
+ VALID_DN_SYNTAX(basedn,0);
+
+ DEBUG(10, ("sldb_Search: basedn: [%s]\n", basedn->dn));
+ DEBUG(10, ("sldb_Search: filter: [%s]\n", r->filter));
switch (r->scope) {
case LDAP_SEARCH_SCOPE_BASE:
+ DEBUG(10,("sldb_Search: scope: [BASE]\n"));
scope = LDB_SCOPE_BASE;
break;
case LDAP_SEARCH_SCOPE_SINGLE:
+ DEBUG(10,("sldb_Search: scope: [ONE]\n"));
scope = LDB_SCOPE_ONELEVEL;
break;
case LDAP_SEARCH_SCOPE_SUB:
+ DEBUG(10,("sldb_Search: scope: [SUB]\n"));
scope = LDB_SCOPE_SUBTREE;
break;
}
ALLOC_CHECK(attrs);
for (i=0; i < r->num_attributes; i++) {
+ DEBUG(10,("sldb_Search: attrs: [%s]\n",r->attributes[i]));
attrs[i] = r->attributes[i];
}
attrs[i] = NULL;
}
- ldb_set_alloc(ldb, talloc_ldb_alloc, samdb);
- count = ldb_search(ldb, r->basedn, scope, r->filter, attrs, &res);
-
- if (count > 0) {
- result = 0;
- } else if (count == 0) {
- result = 32;
- } else if (count == -1) {
- result = 1;
- }
+ ldb_set_alloc(samdb->ldb, talloc_realloc_fn, samdb);
+ count = ldb_search(samdb->ldb, basedn->dn, scope, r->filter, attrs, &res);
for (i=0; i < count; i++) {
ent_r = ldapsrv_init_reply(call, LDAP_TAG_SearchResultEntry);
ent->num_attributes = 0;
ent->attributes = NULL;
if (res[i]->num_elements == 0) {
- continue;
+ goto queue_reply;
}
ent->num_attributes = res[i]->num_elements;
ent->attributes = talloc_array_p(ent_r, struct ldap_attribute, ent->num_attributes);
res[i]->elements[j].values[y].data);
}
}
-
+queue_reply:
status = ldapsrv_queue_reply(call, ent_r);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
}
- talloc_free(samdb);
-
+reply:
done_r = ldapsrv_init_reply(call, LDAP_TAG_SearchResultDone);
ALLOC_CHECK(done_r);
+ if (result == LDAP_SUCCESS) {
+ if (count > 0) {
+ DEBUG(10,("sldb_Search: results: [%d]\n",count));
+ result = LDAP_SUCCESS;
+ errstr = NULL;
+ } else if (count == 0) {
+ DEBUG(10,("sldb_Search: no results\n"));
+ result = LDAP_NO_SUCH_OBJECT;
+ errstr = ldb_errstring(samdb->ldb);
+ } else if (count == -1) {
+ DEBUG(10,("sldb_Search: error\n"));
+ result = LDAP_OTHER;
+ errstr = ldb_errstring(samdb->ldb);
+ }
+ }
+
done = &done_r->msg.r.SearchResultDone;
- done->resultcode = result;
done->dn = NULL;
- done->errormessage = NULL;
+ done->resultcode = result;
+ done->errormessage = (errstr?talloc_strdup(done_r,errstr):NULL);
done->referral = NULL;
+ talloc_free(local_ctx);
+
return ldapsrv_queue_reply(call, done_r);
}
-static NTSTATUS sldb_Delete(struct ldapsrv_partition *partition, struct ldapsrv_call *call,
- struct ldap_DeleteRequest *r)
+static NTSTATUS sldb_Add(struct ldapsrv_partition *partition, struct ldapsrv_call *call,
+ struct ldap_AddRequest *r)
{
- struct ldap_Result *delete_result;
- struct ldapsrv_reply *delete_reply;
+ void *local_ctx;
+ struct ldap_dn *dn;
+ struct ldap_Result *add_result;
+ struct ldapsrv_reply *add_reply;
int ldb_ret;
struct samdb_context *samdb;
- struct ldb_context *ldb;
+ struct ldb_message *msg;
+ int result = LDAP_SUCCESS;
+ const char *errstr = NULL;
+ int i,j;
+
+ local_ctx = talloc_named(call, 0, "sldb_Add local memory context");
+ ALLOC_CHECK(local_ctx);
+
+ samdb = samdb_connect(local_ctx);
+ ALLOC_CHECK(samdb);
+
+ dn = ldap_parse_dn(local_ctx, r->dn);
+ VALID_DN_SYNTAX(dn,1);
+
+ DEBUG(10, ("sldb_add: dn: [%s]\n", dn->dn));
+
+ msg = talloc_p(local_ctx, struct ldb_message);
+ ALLOC_CHECK(msg);
+
+ msg->dn = dn->dn;
+ msg->private_data = NULL;
+ msg->num_elements = 0;
+ msg->elements = NULL;
+
+ if (r->num_attributes > 0) {
+ msg->num_elements = r->num_attributes;
+ msg->elements = talloc_array_p(msg, struct ldb_message_element, msg->num_elements);
+ ALLOC_CHECK(msg->elements);
+
+ for (i=0; i < msg->num_elements; i++) {
+ msg->elements[i].name = discard_const_p(char, r->attributes[i].name);
+ msg->elements[i].flags = 0;
+ msg->elements[i].num_values = 0;
+ msg->elements[i].values = NULL;
+
+ if (r->attributes[i].num_values > 0) {
+ msg->elements[i].num_values = r->attributes[i].num_values;
+ msg->elements[i].values = talloc_array_p(msg, struct ldb_val, msg->elements[i].num_values);
+ ALLOC_CHECK(msg->elements[i].values);
+
+ for (j=0; j < msg->elements[i].num_values; j++) {
+ if (!(r->attributes[i].values[j].length > 0)) {
+ result = LDAP_OTHER;
+ errstr = "Empty attribute values are not allowed";
+ goto reply;
+ }
+ msg->elements[i].values[j].length = r->attributes[i].values[j].length;
+ msg->elements[i].values[j].data = r->attributes[i].values[j].data;
+ }
+ } else {
+ result = LDAP_OTHER;
+ errstr = "No attribute values are not allowed";
+ goto reply;
+ }
+ }
+ } else {
+ result = LDAP_OTHER;
+ errstr = "No attributes are not allowed";
+ goto reply;
+ }
+
+reply:
+ add_reply = ldapsrv_init_reply(call, LDAP_TAG_AddResponse);
+ ALLOC_CHECK(add_reply);
+
+ if (result == LDAP_SUCCESS) {
+ ldb_set_alloc(samdb->ldb, talloc_realloc_fn, samdb);
+ ldb_ret = ldb_add(samdb->ldb, msg);
+ if (ldb_ret == 0) {
+ result = LDAP_SUCCESS;
+ errstr = NULL;
+ } else {
+ /* currently we have no way to tell if there was an internal ldb error
+ * or if the object was not found, return the most probable error
+ */
+ result = LDAP_OPERATIONS_ERROR;
+ errstr = ldb_errstring(samdb->ldb);
+ }
+ }
+
+ add_result = &add_reply->msg.r.AddResponse;
+ add_result->dn = NULL;
+ add_result->resultcode = result;
+ add_result->errormessage = (errstr?talloc_strdup(add_reply,errstr):NULL);
+ add_result->referral = NULL;
+
+ talloc_free(local_ctx);
+
+ return ldapsrv_queue_reply(call, add_reply);
+}
+
+static NTSTATUS sldb_Del(struct ldapsrv_partition *partition, struct ldapsrv_call *call,
+ struct ldap_DelRequest *r)
+{
+ void *local_ctx;
+ struct ldap_dn *dn;
+ struct ldap_Result *del_result;
+ struct ldapsrv_reply *del_reply;
+ int ldb_ret;
+ struct samdb_context *samdb;
+ const char *errstr = NULL;
+ int result = LDAP_SUCCESS;
+
+ local_ctx = talloc_named(call, 0, "sldb_Del local memory context");
+ ALLOC_CHECK(local_ctx);
+
+ samdb = samdb_connect(local_ctx);
+ ALLOC_CHECK(samdb);
+
+ dn = ldap_parse_dn(local_ctx, r->dn);
+ VALID_DN_SYNTAX(dn,1);
+
+ DEBUG(10, ("sldb_Del: dn: [%s]\n", dn->dn));
+
+reply:
+ del_reply = ldapsrv_init_reply(call, LDAP_TAG_DelResponse);
+ ALLOC_CHECK(del_reply);
+
+ if (result == LDAP_SUCCESS) {
+ ldb_set_alloc(samdb->ldb, talloc_realloc_fn, samdb);
+ ldb_ret = ldb_delete(samdb->ldb, dn->dn);
+ if (ldb_ret == 0) {
+ result = LDAP_SUCCESS;
+ errstr = NULL;
+ } else {
+ /* currently we have no way to tell if there was an internal ldb error
+ * or if the object was not found, return the most probable error
+ */
+ result = LDAP_NO_SUCH_OBJECT;
+ errstr = ldb_errstring(samdb->ldb);
+ }
+ }
+
+ del_result = &del_reply->msg.r.DelResponse;
+ del_result->dn = NULL;
+ del_result->resultcode = result;
+ del_result->errormessage = (errstr?talloc_strdup(del_reply,errstr):NULL);
+ del_result->referral = NULL;
+
+ talloc_free(local_ctx);
+
+ return ldapsrv_queue_reply(call, del_reply);
+}
+
+static NTSTATUS sldb_Modify(struct ldapsrv_partition *partition, struct ldapsrv_call *call,
+ struct ldap_ModifyRequest *r)
+{
+ void *local_ctx;
+ struct ldap_dn *dn;
+ struct ldap_Result *modify_result;
+ struct ldapsrv_reply *modify_reply;
+ int ldb_ret;
+ struct samdb_context *samdb;
+ struct ldb_message *msg;
+ int result = LDAP_SUCCESS;
+ const char *errstr = NULL;
+ int i,j;
- DEBUG(0, ("sldb_Delete: %s\n", r->dn));
+ local_ctx = talloc_named(call, 0, "sldb_Modify local memory context");
+ ALLOC_CHECK(local_ctx);
- samdb = samdb_connect(call);
- ldb = samdb->ldb;
+ samdb = samdb_connect(local_ctx);
+ ALLOC_CHECK(samdb);
- ldb_set_alloc(ldb, talloc_ldb_alloc, samdb);
- ldb_ret = ldb_delete(ldb, r->dn);
+ dn = ldap_parse_dn(local_ctx, r->dn);
+ VALID_DN_SYNTAX(dn,1);
- delete_reply = ldapsrv_init_reply(call, LDAP_TAG_DeleteResponse);
+ DEBUG(10, ("sldb_modify: dn: [%s]\n", dn->dn));
- delete_result = &delete_reply->msg.r.DeleteResponse;
- delete_result->dn = talloc_steal(delete_reply, r->dn);
+ msg = talloc_p(local_ctx, struct ldb_message);
+ ALLOC_CHECK(msg);
- if (ldb_ret != 0) {
- /* currently we have no way to tell if there was an internal ldb error
- * or if the object was not found, return the most probable error
- */
- delete_result->resultcode = LDAP_NO_SUCH_OBJECT;
- delete_result->errormessage = ldb_errstring(ldb);
- delete_result->referral = NULL;
- } else {
- delete_result->resultcode = LDAP_SUCCESS;
- delete_result->errormessage = NULL;
- delete_result->referral = NULL;
+ msg->dn = dn->dn;
+ msg->private_data = NULL;
+ msg->num_elements = 0;
+ msg->elements = NULL;
+
+ if (r->num_mods > 0) {
+ msg->num_elements = r->num_mods;
+ msg->elements = talloc_array_p(msg, struct ldb_message_element, r->num_mods);
+ ALLOC_CHECK(msg->elements);
+
+ for (i=0; i < msg->num_elements; i++) {
+ msg->elements[i].name = discard_const_p(char, r->mods[i].attrib.name);
+ msg->elements[i].num_values = 0;
+ msg->elements[i].values = NULL;
+
+ switch (r->mods[i].type) {
+ default:
+ result = LDAP_PROTOCOL_ERROR;
+ errstr = "Invalid LDAP_MODIFY_* type";
+ goto reply;
+ case LDAP_MODIFY_ADD:
+ msg->elements[i].flags = LDB_FLAG_MOD_ADD;
+ break;
+ case LDAP_MODIFY_DELETE:
+ msg->elements[i].flags = LDB_FLAG_MOD_DELETE;
+ break;
+ case LDAP_MODIFY_REPLACE:
+ msg->elements[i].flags = LDB_FLAG_MOD_REPLACE;
+ break;
+ }
+
+ if (r->mods[i].attrib.num_values > 0) {
+ msg->elements[i].num_values = r->mods[i].attrib.num_values;
+ msg->elements[i].values = talloc_array_p(msg, struct ldb_val, msg->elements[i].num_values);
+ ALLOC_CHECK(msg->elements[i].values);
+
+ for (j=0; j < msg->elements[i].num_values; j++) {
+ if (!(r->mods[i].attrib.values[j].length > 0)) {
+ result = LDAP_OTHER;
+ errstr = "Empty attribute values are not allowed";
+ goto reply;
+ }
+ msg->elements[i].values[j].length = r->mods[i].attrib.values[j].length;
+ msg->elements[i].values[j].data = r->mods[i].attrib.values[j].data;
+ }
+ } else {
+ /* TODO: test what we should do here
+ *
+ * LDAP_MODIFY_DELETE is ok to pass here
+ */
+ }
+ }
+ } else {
+ result = LDAP_OTHER;
+ errstr = "No mods are not allowed";
+ goto reply;
+ }
+
+reply:
+ modify_reply = ldapsrv_init_reply(call, LDAP_TAG_ModifyResponse);
+ ALLOC_CHECK(modify_reply);
+
+ if (result == LDAP_SUCCESS) {
+ ldb_set_alloc(samdb->ldb, talloc_realloc_fn, samdb);
+ ldb_ret = ldb_modify(samdb->ldb, msg);
+ if (ldb_ret == 0) {
+ result = LDAP_SUCCESS;
+ errstr = NULL;
+ } else {
+ /* currently we have no way to tell if there was an internal ldb error
+ * or if the object was not found, return the most probable error
+ */
+ result = LDAP_OPERATIONS_ERROR;
+ errstr = ldb_errstring(samdb->ldb);
+ }
+ }
+
+ modify_result = &modify_reply->msg.r.AddResponse;
+ modify_result->dn = NULL;
+ modify_result->resultcode = result;
+ modify_result->errormessage = (errstr?talloc_strdup(modify_reply,errstr):NULL);
+ modify_result->referral = NULL;
+
+ talloc_free(local_ctx);
+
+ return ldapsrv_queue_reply(call, modify_reply);
+}
+
+static NTSTATUS sldb_Compare(struct ldapsrv_partition *partition, struct ldapsrv_call *call,
+ struct ldap_CompareRequest *r)
+{
+ void *local_ctx;
+ struct ldap_dn *dn;
+ struct ldap_Result *compare;
+ struct ldapsrv_reply *compare_r;
+ int result = LDAP_SUCCESS;
+ struct samdb_context *samdb;
+ struct ldb_message **res;
+ const char *attrs[1];
+ const char *errstr = NULL;
+ const char *filter;
+ int count;
+
+ local_ctx = talloc_named(call, 0, "sldb_Compare local_memory_context");
+ ALLOC_CHECK(local_ctx);
+
+ samdb = samdb_connect(local_ctx);
+ ALLOC_CHECK(samdb);
+
+ dn = ldap_parse_dn(local_ctx, r->dn);
+ VALID_DN_SYNTAX(dn,1);
+
+ DEBUG(10, ("sldb_Compare: dn: [%s]\n", dn->dn));
+ filter = talloc_asprintf(local_ctx, "(%s=%*s)", r->attribute, r->value.length, r->value.data);
+ ALLOC_CHECK(filter);
+
+ DEBUGADD(10, ("sldb_Compare: attribute: [%s]\n", filter));
+
+ attrs[0] = NULL;
+
+reply:
+ compare_r = ldapsrv_init_reply(call, LDAP_TAG_CompareResponse);
+ ALLOC_CHECK(compare_r);
+
+ if (result == LDAP_SUCCESS) {
+ ldb_set_alloc(samdb->ldb, talloc_realloc_fn, samdb);
+ count = ldb_search(samdb->ldb, dn->dn, LDB_SCOPE_BASE, filter, attrs, &res);
+ if (count == 1) {
+ DEBUG(10,("sldb_Compare: matched\n"));
+ result = LDAP_COMPARE_TRUE;
+ errstr = NULL;
+ } else if (count == 0) {
+ DEBUG(10,("sldb_Compare: doesn't matched\n"));
+ result = LDAP_COMPARE_FALSE;
+ errstr = NULL;
+ } else if (count > 1) {
+ result = LDAP_OTHER;
+ errstr = "too many objects match";
+ DEBUG(10,("sldb_Compare: %d results: %s\n", count, errstr));
+ } else if (count == -1) {
+ result = LDAP_OTHER;
+ errstr = ldb_errstring(samdb->ldb);
+ DEBUG(10,("sldb_Compare: error: %s\n", errstr));
+ }
+ }
+
+ compare = &compare_r->msg.r.CompareResponse;
+ compare->dn = NULL;
+ compare->resultcode = result;
+ compare->errormessage = (errstr?talloc_strdup(compare_r,errstr):NULL);
+ compare->referral = NULL;
+
+ talloc_free(local_ctx);
+
+ return ldapsrv_queue_reply(call, compare_r);
+}
+
+NTSTATUS sldb_ModifyDN(struct ldapsrv_partition *partition, struct ldapsrv_call *call, struct ldap_ModifyDNRequest *r)
+{
+ void *local_ctx;
+ struct ldap_dn *olddn, *newrdn, *newsuperior;
+ struct ldap_Result *modifydn;
+ struct ldapsrv_reply *modifydn_r;
+ int ldb_ret;
+ struct samdb_context *samdb;
+ const char *errstr = NULL;
+ int result = LDAP_SUCCESS;
+ const char *newdn;
+ char *parentdn = NULL;
+
+ local_ctx = talloc_named(call, 0, "sldb_ModifyDN local memory context");
+ ALLOC_CHECK(local_ctx);
+
+ samdb = samdb_connect(local_ctx);
+ ALLOC_CHECK(samdb);
+
+ olddn = ldap_parse_dn(local_ctx, r->dn);
+ VALID_DN_SYNTAX(olddn,2);
+
+ newrdn = ldap_parse_dn(local_ctx, r->newrdn);
+ VALID_DN_SYNTAX(newrdn,1);
+
+ DEBUG(10, ("sldb_ModifyDN: olddn: [%s]\n", olddn->dn));
+ DEBUG(10, ("sldb_ModifyDN: newrdn: [%s]\n", newrdn->dn));
+
+ /* we can't handle the rename if we should not remove the old dn */
+ if (!r->deleteolddn) {
+ result = LDAP_UNWILLING_TO_PERFORM;
+ errstr = "Old RDN must be deleted";
+ goto reply;
+ }
+
+ if (newrdn->comp_num > 1) {
+ result = LDAP_NAMING_VIOLATION;
+ errstr = "Error new RDN invalid";
+ goto reply;
+ }
+
+ if (r->newsuperior) {
+ newsuperior = ldap_parse_dn(local_ctx, r->newsuperior);
+ VALID_DN_SYNTAX(newsuperior,0);
+ DEBUG(10, ("sldb_ModifyDN: newsuperior: [%s]\n", newsuperior->dn));
+
+ if (newsuperior->comp_num < 1) {
+ result = LDAP_AFFECTS_MULTIPLE_DSAS;
+ errstr = "Error new Superior DN invalid";
+ goto reply;
+ }
+ parentdn = newsuperior->dn;
+ }
+
+ if (!parentdn) {
+ int i;
+ parentdn = talloc_strdup(local_ctx, olddn->components[1]->component);
+ ALLOC_CHECK(parentdn);
+ for(i=2; i < olddn->comp_num; i++) {
+ char *old = parentdn;
+ parentdn = talloc_asprintf(local_ctx, "%s,%s", old, olddn->components[i]->component);
+ ALLOC_CHECK(parentdn);
+ talloc_free(old);
+ }
+ }
+ newdn = talloc_asprintf(local_ctx, "%s,%s", newrdn->dn, parentdn);
+ ALLOC_CHECK(newdn);
+
+reply:
+ modifydn_r = ldapsrv_init_reply(call, LDAP_TAG_ModifyDNResponse);
+ ALLOC_CHECK(modifydn_r);
+
+ if (result == LDAP_SUCCESS) {
+ ldb_set_alloc(samdb->ldb, talloc_realloc_fn, samdb);
+ ldb_ret = ldb_rename(samdb->ldb, olddn->dn, newdn);
+ if (ldb_ret == 0) {
+ result = LDAP_SUCCESS;
+ errstr = NULL;
+ } else {
+ /* currently we have no way to tell if there was an internal ldb error
+ * or if the object was not found, return the most probable error
+ */
+ result = LDAP_NO_SUCH_OBJECT;
+ errstr = ldb_errstring(samdb->ldb);
+ }
}
- ldapsrv_queue_reply(call, delete_reply);
+ modifydn = &modifydn_r->msg.r.ModifyDNResponse;
+ modifydn->dn = NULL;
+ modifydn->resultcode = result;
+ modifydn->errormessage = (errstr?talloc_strdup(modifydn_r,errstr):NULL);
+ modifydn->referral = NULL;
- talloc_free(samdb);
+ talloc_free(local_ctx);
- return NT_STATUS_OK;
+ return ldapsrv_queue_reply(call, modifydn_r);
}
static const struct ldapsrv_partition_ops sldb_ops = {
.Search = sldb_Search,
- .Delete = sldb_Delete
+ .Add = sldb_Add,
+ .Del = sldb_Del,
+ .Modify = sldb_Modify,
+ .Compare = sldb_Compare,
+ .ModifyDN = sldb_ModifyDN
};
const struct ldapsrv_partition_ops *ldapsrv_get_sldb_partition_ops(void)
git.samba.org / ab / samba.git / .git / blobdiff