name = ldb_msg_find_attr_as_string(ac->msg, "sAMAccountName", NULL);
if (name == NULL) {
- return ldb_operr(ldb);
+ /* The "sAMAccountName" cannot be nothing */
+ ldb_set_errstring(ldb,
+ "samldb: Empty account names aren't allowed!");
+ return LDB_ERR_CONSTRAINT_VIOLATION;
}
ret = samdb_search_count(ldb, ac, NULL, "(sAMAccountName=%s)",
return ldb_operr(ldb);
}
if (ret == 1) {
+ ldb_asprintf_errstring(ldb,
+ "samldb: Account name (sAMAccountName) '%s' already in use!",
+ name);
return LDB_ERR_ENTRY_ALREADY_EXISTS;
}
return LDB_SUCCESS;
}
+/*
+ * Gets back a single-valued attribute by the rules of the SAM triggers when
+ * performing a modify operation
+ */
+static int samldb_get_single_valued_attr(struct samldb_ctx *ac,
+ const char *attr_name,
+ struct ldb_message_element **attr)
+{
+ struct ldb_context *ldb = ldb_module_get_ctx(ac->module);
+ struct ldb_message_element *el = NULL;
+ unsigned int i;
+
+ /* We've to walk over all modification entries and consider the
+ * "attr_name" ones.
+ *
+ * 1.) Add operations aren't allowed and there is returned
+ * "ATTRIBUTE_OR_VALUE_EXISTS".
+ * 2.) Replace operations are allowed but the last one is taken
+ * 3.) Delete operations are also not allowed and there is returned
+ * "UNWILLING_TO_PERFORM".
+ *
+ * If "el" is afterwards NULL then that means we've nothing to do here.
+ */
+ for (i = 0; i < ac->msg->num_elements; i++) {
+ if (ldb_attr_cmp(ac->msg->elements[i].name, attr_name) != 0) {
+ continue;
+ }
+
+ el = &ac->msg->elements[i];
+ if (LDB_FLAG_MOD_TYPE(el->flags) == LDB_FLAG_MOD_ADD) {
+ ldb_asprintf_errstring(ldb,
+ "samldb: attribute '%s' already exists!",
+ attr_name);
+ return LDB_ERR_ATTRIBUTE_OR_VALUE_EXISTS;
+ }
+ if (LDB_FLAG_MOD_TYPE(el->flags) == LDB_FLAG_MOD_DELETE) {
+ ldb_asprintf_errstring(ldb,
+ "samldb: attribute '%s' cannot be deleted!",
+ attr_name);
+ return LDB_ERR_UNWILLING_TO_PERFORM;
+ }
+ }
+
+ *attr = el;
+ return LDB_SUCCESS;
+}
+
/*
* "Objectclass" trigger (MS-SAMR 3.1.1.8.1)
*
sid = samdb_result_dom_sid(ac, ac->msg, "objectSid");
if ((sid != NULL) && (!dsdb_module_am_system(ac->module)) &&
(ldb_request_get_control(ac->req, LDB_CONTROL_RELAX_OID) == NULL)) {
- ldb_asprintf_errstring(ldb,
- "samldb: no SID may be specified in user/group modifications for %s",
- ldb_dn_get_linearized(ac->msg->dn));
+ ldb_set_errstring(ldb,
+ "samldb: objectSid must not be specified!");
return LDB_ERR_UNWILLING_TO_PERFORM;
}
uint32_t rid;
struct dom_sid *sid;
struct ldb_dn *prev_prim_group_dn, *new_prim_group_dn;
- unsigned int i;
int ret;
- /* We've to walk over all modification entries and consider the
- * "primaryGroupID" ones.
- *
- * 1.) Add operations aren't allowed and there is returned
- * "ATTRIBUTE_OR_VALUE_EXISTS".
- * 2.) Replace operations are allowed but the last one is taken
- * 3.) Delete operations are also not allowed and there is returned
- * "UNWILLING_TO_PERFORM".
- *
- * If "el" is afterwards NULL then that means we've nothing to do here.
- */
- el = NULL;
- for (i = 0; i < ac->msg->num_elements; i++) {
- if (ldb_attr_cmp(ac->msg->elements[i].name,
- "primaryGroupID") != 0) {
- continue;
- }
-
- el = &ac->msg->elements[i];
- if (LDB_FLAG_MOD_TYPE(el->flags) == LDB_FLAG_MOD_ADD) {
- return LDB_ERR_ATTRIBUTE_OR_VALUE_EXISTS;
- }
- if (LDB_FLAG_MOD_TYPE(el->flags) == LDB_FLAG_MOD_DELETE) {
- return LDB_ERR_UNWILLING_TO_PERFORM;
- }
+ ret = samldb_get_single_valued_attr(ac, "primaryGroupID", &el);
+ if (ret != LDB_SUCCESS) {
+ return ret;
}
if (el == NULL) {
+ /* we are not affected */
return LDB_SUCCESS;
}
- /* Okay, now for sure we are performing a "primaryGroupID" replace */
-
/* Fetch informations from the existing object */
ret = ldb_search(ldb, ac, &res, ac->msg->dn, LDB_SCOPE_BASE, attrs,
if (ret != LDB_SUCCESS) {
return ret;
}
+ if (res->count != 1) {
+ return ldb_operr(ldb);
+ }
/* Finds out the DN of the old primary group */
}
/* Remove the "member" attribute on the new primary group */
- msg = talloc_zero(ac, struct ldb_message);
+ msg = ldb_msg_new(ac->msg);
if (msg == NULL) {
return ldb_module_oom(ac->module);
}
if (ret != LDB_SUCCESS) {
return ret;
}
+ talloc_free(msg);
/* Add a "member" attribute for the previous primary group */
- msg = talloc_zero(ac, struct ldb_message);
+ msg = ldb_msg_new(ac->msg);
if (msg == NULL) {
return ldb_module_oom(ac->module);
}
if (ret != LDB_SUCCESS) {
return ret;
}
+ talloc_free(msg);
}
talloc_free(res);
return ret;
}
+static int samldb_user_account_control_change(struct samldb_ctx *ac)
+{
+ struct ldb_context *ldb = ldb_module_get_ctx(ac->module);
+ uint32_t user_account_control, account_type;
+ struct ldb_message_element *el;
+ struct ldb_message *tmp_msg;
+ int ret;
+
+ ret = samldb_get_single_valued_attr(ac, "userAccountControl", &el);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ if (el == NULL) {
+ /* we are not affected */
+ return LDB_SUCCESS;
+ }
+
+ /* Create a temporary message for fetching the "userAccountControl" */
+ tmp_msg = ldb_msg_new(ac->msg);
+ if (tmp_msg == NULL) {
+ return ldb_module_oom(ac->module);
+ }
+ ret = ldb_msg_add(tmp_msg, el, 0);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ user_account_control = ldb_msg_find_attr_as_uint(tmp_msg,
+ "userAccountControl",
+ 0);
+ talloc_free(tmp_msg);
+
+ /* Temporary duplicate accounts aren't allowed */
+ if ((user_account_control & UF_TEMP_DUPLICATE_ACCOUNT) != 0) {
+ return LDB_ERR_OTHER;
+ }
+
+ account_type = ds_uf2atype(user_account_control);
+ if (account_type == 0) {
+ ldb_set_errstring(ldb, "samldb: Unrecognized account type!");
+ return LDB_ERR_UNWILLING_TO_PERFORM;
+ }
+ ret = samdb_msg_add_uint(ldb, ac->msg, ac->msg, "sAMAccountType",
+ account_type);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ el = ldb_msg_find_element(ac->msg, "sAMAccountType");
+ el->flags = LDB_FLAG_MOD_REPLACE;
+
+ if (user_account_control
+ & (UF_SERVER_TRUST_ACCOUNT | UF_PARTIAL_SECRETS_ACCOUNT)) {
+ ret = samdb_msg_add_string(ldb, ac->msg, ac->msg,
+ "isCriticalSystemObject", "TRUE");
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ el = ldb_msg_find_element(ac->msg,
+ "isCriticalSystemObject");
+ el->flags = LDB_FLAG_MOD_REPLACE;
+ }
+
+ if (!ldb_msg_find_element(ac->msg, "primaryGroupID")) {
+ uint32_t rid = ds_uf2prim_group_rid(user_account_control);
+ ret = samdb_msg_add_uint(ldb, ac->msg, ac->msg,
+ "primaryGroupID", rid);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ el = ldb_msg_find_element(ac->msg,
+ "primaryGroupID");
+ el->flags = LDB_FLAG_MOD_REPLACE;
+ }
+
+ return LDB_SUCCESS;
+}
+
+static int samldb_group_type_change(struct samldb_ctx *ac)
+{
+ struct ldb_context *ldb = ldb_module_get_ctx(ac->module);
+ uint32_t group_type, old_group_type, account_type;
+ struct ldb_message_element *el;
+ struct ldb_message *tmp_msg;
+ int ret;
+
+ ret = samldb_get_single_valued_attr(ac, "groupType", &el);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ if (el == NULL) {
+ /* we are not affected */
+ return LDB_SUCCESS;
+ }
+
+ /* Create a temporary message for fetching the "groupType" */
+ tmp_msg = ldb_msg_new(ac->msg);
+ if (tmp_msg == NULL) {
+ return ldb_module_oom(ac->module);
+ }
+ ret = ldb_msg_add(tmp_msg, el, 0);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ group_type = ldb_msg_find_attr_as_uint(tmp_msg, "groupType", 0);
+ talloc_free(tmp_msg);
+
+ old_group_type = samdb_search_uint(ldb, ac, 0, ac->msg->dn,
+ "groupType", NULL);
+ if (old_group_type == 0) {
+ return ldb_operr(ldb);
+ }
+
+ /* Group type switching isn't so easy as it seems: We can only
+ * change in this directions: global <-> universal <-> local
+ * On each step also the group type itself
+ * (security/distribution) is variable. */
+
+ switch (group_type) {
+ case GTYPE_SECURITY_GLOBAL_GROUP:
+ case GTYPE_DISTRIBUTION_GLOBAL_GROUP:
+ /* change to "universal" allowed */
+ if ((old_group_type == GTYPE_SECURITY_DOMAIN_LOCAL_GROUP) ||
+ (old_group_type == GTYPE_DISTRIBUTION_DOMAIN_LOCAL_GROUP)) {
+ return LDB_ERR_UNWILLING_TO_PERFORM;
+ }
+ break;
+
+ case GTYPE_SECURITY_UNIVERSAL_GROUP:
+ case GTYPE_DISTRIBUTION_UNIVERSAL_GROUP:
+ /* each change allowed */
+ break;
+
+ case GTYPE_SECURITY_DOMAIN_LOCAL_GROUP:
+ case GTYPE_DISTRIBUTION_DOMAIN_LOCAL_GROUP:
+ /* change to "universal" allowed */
+ if ((old_group_type == GTYPE_SECURITY_GLOBAL_GROUP) ||
+ (old_group_type == GTYPE_DISTRIBUTION_GLOBAL_GROUP)) {
+ return LDB_ERR_UNWILLING_TO_PERFORM;
+ }
+ break;
+
+ case GTYPE_SECURITY_BUILTIN_LOCAL_GROUP:
+ default:
+ /* we don't allow this "groupType" values */
+ return LDB_ERR_UNWILLING_TO_PERFORM;
+ break;
+ }
+
+ account_type = ds_gtype2atype(group_type);
+ if (account_type == 0) {
+ ldb_set_errstring(ldb, "samldb: Unrecognized account type!");
+ return LDB_ERR_UNWILLING_TO_PERFORM;
+ }
+ ret = samdb_msg_add_uint(ldb, ac->msg, ac->msg, "sAMAccountType",
+ account_type);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ el = ldb_msg_find_element(ac->msg, "sAMAccountType");
+ el->flags = LDB_FLAG_MOD_REPLACE;
+
+ return LDB_SUCCESS;
+}
+
+static int samldb_sam_accountname_check(struct samldb_ctx *ac)
+{
+ struct ldb_context *ldb = ldb_module_get_ctx(ac->module);
+ const char *no_attrs[] = { NULL };
+ struct ldb_result *res;
+ const char *sam_accountname, *enc_str;
+ struct ldb_message_element *el;
+ struct ldb_message *tmp_msg;
+ int ret;
+
+ ret = samldb_get_single_valued_attr(ac, "sAMAccountName", &el);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ if (el == NULL) {
+ /* we are not affected */
+ return LDB_SUCCESS;
+ }
+
+ /* Create a temporary message for fetching the "sAMAccountName" */
+ tmp_msg = ldb_msg_new(ac->msg);
+ if (tmp_msg == NULL) {
+ return ldb_module_oom(ac->module);
+ }
+ ret = ldb_msg_add(tmp_msg, el, 0);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ sam_accountname = talloc_steal(ac,
+ ldb_msg_find_attr_as_string(tmp_msg, "sAMAccountName", NULL));
+ talloc_free(tmp_msg);
+
+ if (sam_accountname == NULL) {
+ /* The "sAMAccountName" cannot be nothing */
+ ldb_set_errstring(ldb,
+ "samldb: Empty account names aren't allowed!");
+ return LDB_ERR_UNWILLING_TO_PERFORM;
+ }
+
+ enc_str = ldb_binary_encode_string(ac, sam_accountname);
+ if (enc_str == NULL) {
+ return ldb_module_oom(ac->module);
+ }
+
+ /* Make sure that a "sAMAccountName" is only used once */
+
+ ret = ldb_search(ldb, ac, &res, NULL, LDB_SCOPE_SUBTREE, no_attrs,
+ "(sAMAccountName=%s)", enc_str);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ if (res->count > 1) {
+ return ldb_operr(ldb);
+ } else if (res->count == 1) {
+ if (ldb_dn_compare(res->msgs[0]->dn, ac->msg->dn) != 0) {
+ ldb_asprintf_errstring(ldb,
+ "samldb: Account name (sAMAccountName) '%s' already in use!",
+ sam_accountname);
+ return LDB_ERR_ENTRY_ALREADY_EXISTS;
+ }
+ }
+ talloc_free(res);
+
+ return LDB_SUCCESS;
+}
+
static int samldb_member_check(struct samldb_ctx *ac)
{
+ static const char * const attrs[] = { "objectSid", "member", NULL };
struct ldb_context *ldb = ldb_module_get_ctx(ac->module);
struct ldb_message_element *el;
- struct ldb_dn *member_dn, *group_dn;
+ struct ldb_dn *member_dn;
uint32_t prim_group_rid;
struct dom_sid *sid;
+ struct ldb_result *res;
+ struct dom_sid *group_sid;
unsigned int i, j;
int cnt;
+ int ret;
+
+ /* Fetch informations from the existing object */
+
+ ret = ldb_search(ldb, ac, &res, ac->msg->dn, LDB_SCOPE_BASE, attrs,
+ NULL);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ if (res->count != 1) {
+ return ldb_operr(ldb);
+ }
+
+ group_sid = samdb_result_dom_sid(res, res->msgs[0], "objectSid");
+ if (group_sid == NULL) {
+ return ldb_operr(ldb);
+ }
/* We've to walk over all modification entries and consider the "member"
* ones. */
el = &ac->msg->elements[i];
for (j = 0; j < el->num_values; j++) {
+ struct ldb_message_element *mo;
+
member_dn = ldb_dn_from_ldb_val(ac, ldb,
&el->values[j]);
if (!ldb_dn_validate(member_dn)) {
* ERR_NO_SUCH_ATTRIBUTE!)
* - primary group check
*/
- cnt = samdb_search_count(ldb, ac, ac->msg->dn,
- "(member=%s)",
- ldb_dn_get_linearized(member_dn));
- if (cnt < 0) {
- return ldb_operr(ldb);
+ mo = samdb_find_attribute(ldb, res->msgs[0], "member",
+ ldb_dn_get_linearized(member_dn));
+ if (mo == NULL) {
+ cnt = 0;
+ } else {
+ cnt = 1;
}
+
if ((cnt > 0) && (LDB_FLAG_MOD_TYPE(el->flags)
== LDB_FLAG_MOD_ADD)) {
return LDB_ERR_ENTRY_ALREADY_EXISTS;
return ldb_operr(ldb);
}
- group_dn = samdb_search_dn(ldb, ac, NULL,
- "(objectSid=%s)",
- ldap_encode_ndr_dom_sid(ac, sid));
- if (group_dn == NULL) {
- return ldb_operr(ldb);
+ if (dom_sid_equal(group_sid, sid)) {
+ return LDB_ERR_ENTRY_ALREADY_EXISTS;
}
+ }
+ }
- if (ldb_dn_compare(group_dn, ac->msg->dn) == 0) {
- return LDB_ERR_ENTRY_ALREADY_EXISTS;
+ return LDB_SUCCESS;
+}
+
+/* This trigger adapts the "servicePrincipalName" attributes if the
+ * "dNSHostName" and/or "sAMAccountName" attribute change(s) */
+static int samldb_service_principal_names_change(struct samldb_ctx *ac)
+{
+ struct ldb_context *ldb = ldb_module_get_ctx(ac->module);
+ struct ldb_message_element *el = NULL, *el2 = NULL;
+ struct ldb_message *msg;
+ const char *attrs[] = { "servicePrincipalName", NULL };
+ struct ldb_result *res;
+ const char *dns_hostname = NULL, *old_dns_hostname = NULL,
+ *sam_accountname = NULL, *old_sam_accountname = NULL;
+ unsigned int i;
+ int ret;
+
+ /* Here it's not the same logic as with "samldb_get_single_valued_attr".
+ * We need to:
+ *
+ * - consider "add" and "replace" operations - the last value we take
+ * - ignore "delete" operations - obviously this attribute isn't
+ * write protected
+ */
+ for (i = 0; i < ac->msg->num_elements; i++) {
+ if ((ldb_attr_cmp(ac->msg->elements[i].name,
+ "dNSHostName") == 0) &&
+ (LDB_FLAG_MOD_TYPE(ac->msg->elements[i].flags)
+ != LDB_FLAG_MOD_DELETE)) {
+ el = &ac->msg->elements[i];
+ }
+ if ((ldb_attr_cmp(ac->msg->elements[i].name,
+ "sAMAccountName") == 0) &&
+ (LDB_FLAG_MOD_TYPE(ac->msg->elements[i].flags)
+ != LDB_FLAG_MOD_DELETE)) {
+ el2 = &ac->msg->elements[i];
+ }
+ }
+ if ((el == NULL) && (el2 == NULL)) {
+ /* we are not affected */
+ return LDB_SUCCESS;
+ }
+
+ /* Create a temporary message for fetching the "dNSHostName" */
+ if (el != NULL) {
+ msg = ldb_msg_new(ac->msg);
+ if (msg == NULL) {
+ return ldb_module_oom(ac->module);
+ }
+ ret = ldb_msg_add(msg, el, 0);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ dns_hostname = talloc_steal(ac,
+ ldb_msg_find_attr_as_string(msg, "dNSHostName", NULL));
+ talloc_free(msg);
+
+ old_dns_hostname = samdb_search_string(ldb, ac, ac->msg->dn,
+ "dNSHostName", NULL);
+ }
+
+ /* Create a temporary message for fetching the "sAMAccountName" */
+ if (el2 != NULL) {
+ char *tempstr, *tempstr2;
+
+ msg = ldb_msg_new(ac->msg);
+ if (msg == NULL) {
+ return ldb_module_oom(ac->module);
+ }
+ ret = ldb_msg_add(msg, el2, 0);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ tempstr = talloc_strdup(ac,
+ ldb_msg_find_attr_as_string(msg, "sAMAccountName", NULL));
+ talloc_free(msg);
+
+ tempstr2 = talloc_strdup(ac,
+ samdb_search_string(ldb, ac, ac->msg->dn, "sAMAccountName", NULL));
+
+ /* The "sAMAccountName" needs some additional trimming: we need
+ * to remove the trailing "$"s if they exist. */
+ if ((tempstr != NULL) && (tempstr[0] != '\0') &&
+ (tempstr[strlen(tempstr) - 1] == '$')) {
+ tempstr[strlen(tempstr) - 1] = '\0';
+ }
+ if ((tempstr2 != NULL) && (tempstr2[0] != '\0') &&
+ (tempstr2[strlen(tempstr2) - 1] == '$')) {
+ tempstr2[strlen(tempstr2) - 1] = '\0';
+ }
+ sam_accountname = tempstr;
+ old_sam_accountname = tempstr2;
+ }
+
+ if (old_dns_hostname == NULL) {
+ /* we cannot change when the old name is unknown */
+ dns_hostname = NULL;
+ }
+ if ((old_dns_hostname != NULL) && (dns_hostname != NULL) &&
+ (strcasecmp(old_dns_hostname, dns_hostname) == 0)) {
+ /* The "dNSHostName" didn't change */
+ dns_hostname = NULL;
+ }
+
+ if (old_sam_accountname == NULL) {
+ /* we cannot change when the old name is unknown */
+ sam_accountname = NULL;
+ }
+ if ((old_sam_accountname != NULL) && (sam_accountname != NULL) &&
+ (strcasecmp(old_sam_accountname, sam_accountname) == 0)) {
+ /* The "sAMAccountName" didn't change */
+ sam_accountname = NULL;
+ }
+
+ if ((dns_hostname == NULL) && (sam_accountname == NULL)) {
+ /* Well, there are informations missing (old name(s)) or the
+ * names didn't change. We've nothing to do and can exit here */
+ return LDB_SUCCESS;
+ }
+
+ /* Potential "servicePrincipalName" changes in the same request have to
+ * be handled before the update (Windows behaviour). */
+ el = ldb_msg_find_element(ac->msg, "servicePrincipalName");
+ if (el != NULL) {
+ msg = ldb_msg_new(ac->msg);
+ if (msg == NULL) {
+ return ldb_module_oom(ac->module);
+ }
+ msg->dn = ac->msg->dn;
+
+ do {
+ ret = ldb_msg_add(msg, el, el->flags);
+ if (ret != LDB_SUCCESS) {
+ return ret;
}
+
+ ldb_msg_remove_element(ac->msg, el);
+
+ el = ldb_msg_find_element(ac->msg,
+ "servicePrincipalName");
+ } while (el != NULL);
+
+ ret = dsdb_module_modify(ac->module, msg,
+ DSDB_FLAG_NEXT_MODULE);
+ if (ret != LDB_SUCCESS) {
+ return ret;
}
+ talloc_free(msg);
}
+ /* Fetch the "servicePrincipalName"s if any */
+ ret = ldb_search(ldb, ac, &res, ac->msg->dn, LDB_SCOPE_BASE, attrs,
+ NULL);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ if ((res->count != 1) || (res->msgs[0]->num_elements > 1)) {
+ return ldb_operr(ldb);
+ }
+
+ if (res->msgs[0]->num_elements == 1) {
+ /* Yes, we do have "servicePrincipalName"s. First we update them
+ * locally, that means we do always substitute the current
+ * "dNSHostName" with the new one and/or "sAMAccountName"
+ * without "$" with the new one and then we append this to the
+ * modification request (Windows behaviour). */
+
+ for (i = 0; i < res->msgs[0]->elements[0].num_values; i++) {
+ char *old_str, *new_str, *pos;
+ const char *tok;
+
+ old_str = (char *)
+ res->msgs[0]->elements[0].values[i].data;
+
+ new_str = talloc_strdup(ac->msg,
+ strtok_r(old_str, "/", &pos));
+ if (new_str == NULL) {
+ return ldb_module_oom(ac->module);
+ }
+
+ while ((tok = strtok_r(NULL, "/", &pos)) != NULL) {
+ if ((dns_hostname != NULL) &&
+ (strcasecmp(tok, old_dns_hostname) == 0)) {
+ tok = dns_hostname;
+ }
+ if ((sam_accountname != NULL) &&
+ (strcasecmp(tok, old_sam_accountname) == 0)) {
+ tok = sam_accountname;
+ }
+
+ new_str = talloc_asprintf(ac->msg, "%s/%s",
+ new_str, tok);
+ if (new_str == NULL) {
+ return ldb_module_oom(ac->module);
+ }
+ }
+
+ ret = ldb_msg_add_string(ac->msg,
+ "servicePrincipalName",
+ new_str);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ }
+
+ el = ldb_msg_find_element(ac->msg, "servicePrincipalName");
+ el->flags = LDB_FLAG_MOD_REPLACE;
+ }
+
+ talloc_free(res);
+
return LDB_SUCCESS;
}
struct ldb_message_element *el, *el2;
bool modified = false;
int ret;
- uint32_t account_type;
if (ldb_dn_is_special(req->op.mod.message->dn)) {
/* do not manipulate our control entries */
ldb = ldb_module_get_ctx(module);
+ /* make sure that "objectSid" is not specified */
+ el = ldb_msg_find_element(req->op.mod.message, "objectSid");
+ if (el != NULL) {
+ ldb_set_errstring(ldb,
+ "samldb: objectSid must not be specified!");
+ return LDB_ERR_UNWILLING_TO_PERFORM;
+ }
/* make sure that "sAMAccountType" is not specified */
el = ldb_msg_find_element(req->op.mod.message, "sAMAccountType");
if (el != NULL) {
return ldb_operr(ldb);
}
- el = ldb_msg_find_element(ac->msg, "groupType");
- if (el && (LDB_FLAG_MOD_TYPE(el->flags) == LDB_FLAG_MOD_REPLACE)
- && el->num_values == 1) {
- uint32_t group_type, old_group_type;
-
- modified = true;
-
- group_type = ldb_msg_find_attr_as_uint(ac->msg, "groupType", 0);
- old_group_type = samdb_search_uint(ldb, ac, 0, ac->msg->dn,
- "groupType", NULL);
- if (old_group_type == 0) {
- return ldb_operr(ldb);
- }
-
- /* Group type switching isn't so easy as it seems: We can only
- * change in this directions: global <-> universal <-> local
- * On each step also the group type itself
- * (security/distribution) is variable. */
-
- switch (group_type) {
- case GTYPE_SECURITY_GLOBAL_GROUP:
- case GTYPE_DISTRIBUTION_GLOBAL_GROUP:
- /* change to "universal" allowed */
- if ((old_group_type == GTYPE_SECURITY_DOMAIN_LOCAL_GROUP) ||
- (old_group_type == GTYPE_DISTRIBUTION_DOMAIN_LOCAL_GROUP)) {
- return LDB_ERR_UNWILLING_TO_PERFORM;
- }
- break;
-
- case GTYPE_SECURITY_UNIVERSAL_GROUP:
- case GTYPE_DISTRIBUTION_UNIVERSAL_GROUP:
- /* each change allowed */
- break;
-
- case GTYPE_SECURITY_DOMAIN_LOCAL_GROUP:
- case GTYPE_DISTRIBUTION_DOMAIN_LOCAL_GROUP:
- /* change to "universal" allowed */
- if ((old_group_type == GTYPE_SECURITY_GLOBAL_GROUP) ||
- (old_group_type == GTYPE_DISTRIBUTION_GLOBAL_GROUP)) {
- return LDB_ERR_UNWILLING_TO_PERFORM;
- }
- break;
-
- case GTYPE_SECURITY_BUILTIN_LOCAL_GROUP:
- default:
- /* we don't allow this "groupType" values */
- return LDB_ERR_UNWILLING_TO_PERFORM;
- break;
- }
-
- account_type = ds_gtype2atype(group_type);
- if (account_type == 0) {
- ldb_set_errstring(ldb, "samldb: Unrecognized account type!");
- return LDB_ERR_UNWILLING_TO_PERFORM;
- }
- ret = samdb_msg_add_uint(ldb, ac->msg, ac->msg,
- "sAMAccountType",
- account_type);
- if (ret != LDB_SUCCESS) {
- return ret;
- }
- el2 = ldb_msg_find_element(ac->msg, "sAMAccountType");
- el2->flags = LDB_FLAG_MOD_REPLACE;
- }
- el = ldb_msg_find_element(ac->msg, "groupType");
- if (el && (LDB_FLAG_MOD_TYPE(el->flags) == LDB_FLAG_MOD_DELETE)) {
- return LDB_ERR_UNWILLING_TO_PERFORM;
- }
-
el = ldb_msg_find_element(ac->msg, "primaryGroupID");
if (el != NULL) {
ret = samldb_prim_group_change(ac);
}
el = ldb_msg_find_element(ac->msg, "userAccountControl");
- if (el && (LDB_FLAG_MOD_TYPE(el->flags) == LDB_FLAG_MOD_REPLACE)
- && el->num_values == 1) {
- uint32_t user_account_control;
-
+ if (el != NULL) {
modified = true;
-
- user_account_control = ldb_msg_find_attr_as_uint(ac->msg,
- "userAccountControl",
- 0);
-
- /* Temporary duplicate accounts aren't allowed */
- if ((user_account_control & UF_TEMP_DUPLICATE_ACCOUNT) != 0) {
- return LDB_ERR_OTHER;
- }
-
- account_type = ds_uf2atype(user_account_control);
- if (account_type == 0) {
- ldb_set_errstring(ldb, "samldb: Unrecognized account type!");
- return LDB_ERR_UNWILLING_TO_PERFORM;
- }
- ret = samdb_msg_add_uint(ldb, ac->msg, ac->msg,
- "sAMAccountType",
- account_type);
+ ret = samldb_user_account_control_change(ac);
if (ret != LDB_SUCCESS) {
return ret;
}
- el2 = ldb_msg_find_element(ac->msg, "sAMAccountType");
- el2->flags = LDB_FLAG_MOD_REPLACE;
+ }
- if (user_account_control & (UF_SERVER_TRUST_ACCOUNT | UF_PARTIAL_SECRETS_ACCOUNT)) {
- ret = samdb_msg_add_string(ldb, ac->msg, ac->msg,
- "isCriticalSystemObject",
- "TRUE");
- if (ret != LDB_SUCCESS) {
- return ret;
- }
- el2 = ldb_msg_find_element(ac->msg,
- "isCriticalSystemObject");
- el2->flags = LDB_FLAG_MOD_REPLACE;
+ el = ldb_msg_find_element(ac->msg, "groupType");
+ if (el != NULL) {
+ modified = true;
+ ret = samldb_group_type_change(ac);
+ if (ret != LDB_SUCCESS) {
+ return ret;
}
+ }
- if (!ldb_msg_find_element(ac->msg, "primaryGroupID")) {
- uint32_t rid = ds_uf2prim_group_rid(user_account_control);
-
- ret = samdb_msg_add_uint(ldb, ac->msg, ac->msg,
- "primaryGroupID", rid);
- if (ret != LDB_SUCCESS) {
- return ret;
- }
- el2 = ldb_msg_find_element(ac->msg,
- "primaryGroupID");
- el2->flags = LDB_FLAG_MOD_REPLACE;
+ el = ldb_msg_find_element(ac->msg, "sAMAccountName");
+ if (el != NULL) {
+ ret = samldb_sam_accountname_check(ac);
+ if (ret != LDB_SUCCESS) {
+ return ret;
}
}
- el = ldb_msg_find_element(ac->msg, "userAccountControl");
- if (el && (LDB_FLAG_MOD_TYPE(el->flags) == LDB_FLAG_MOD_DELETE)) {
- return LDB_ERR_UNWILLING_TO_PERFORM;
- }
el = ldb_msg_find_element(ac->msg, "member");
if (el != NULL) {
}
}
+ el = ldb_msg_find_element(ac->msg, "dNSHostName");
+ el2 = ldb_msg_find_element(ac->msg, "sAMAccountName");
+ if ((el != NULL) || (el2 != NULL)) {
+ modified = true;
+ ret = samldb_service_principal_names_change(ac);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ }
+
if (modified) {
struct ldb_request *child_req;
}
-_PUBLIC_ const struct ldb_module_ops ldb_samldb_module_ops = {
+static const struct ldb_module_ops ldb_samldb_module_ops = {
.name = "samldb",
.add = samldb_add,
.modify = samldb_modify,
.extended = samldb_extended
};
+
+int ldb_samldb_module_init(const char *version)
+{
+ LDB_MODULE_CHECK_VERSION(version);
+ return ldb_register_module(&ldb_samldb_module_ops);
+}