if (strcasecmp(netbios_name, "BUILTIN") == 0
|| (dns_name && strcasecmp(dns_name, "BUILTIN") == 0)
|| (dom_sid_in_domain(policy_state->builtin_sid, r->in.info->sid))) {
- return NT_STATUS_INVALID_PARAMETER;;
+ return NT_STATUS_INVALID_PARAMETER;
}
if (strcasecmp(netbios_name, policy_state->domain_name) == 0
-/*
+/* parameters 4 to 6 are optional if the dn is a dn of a TDO object,
+ * otherwise at least one must be provided */
+static NTSTATUS get_tdo(struct ldb_context *sam, TALLOC_CTX *mem_ctx,
+ struct ldb_dn *basedn, const char *dns_domain,
+ const char *netbios, struct dom_sid2 *sid,
+ struct ldb_message ***msgs)
+{
+ const char *attrs[] = { "flatname", "trustPartner",
+ "securityIdentifier", "trustDirection",
+ "trustType", "trustAttributes",
+ "trustPosixOffset",
+ "msDs-supportedEncryptionTypes", NULL };
+ char *dns = NULL;
+ char *nbn = NULL;
+ char *sidstr = NULL;
+ char *filter;
+ int ret;
+
+
+ if (dns_domain || netbios || sid) {
+ filter = talloc_strdup(mem_ctx,
+ "(&(objectclass=trustedDomain)(|");
+ } else {
+ filter = talloc_strdup(mem_ctx,
+ "(objectclass=trustedDomain)");
+ }
+ if (!filter) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ if (dns_domain) {
+ dns = ldb_binary_encode_string(mem_ctx, dns_domain);
+ if (!dns) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ filter = talloc_asprintf_append(filter,
+ "(trustPartner=%s)", dns);
+ if (!filter) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ }
+ if (netbios) {
+ nbn = ldb_binary_encode_string(mem_ctx, netbios);
+ if (!nbn) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ filter = talloc_asprintf_append(filter,
+ "(flatname=%s)", nbn);
+ if (!filter) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ }
+ if (sid) {
+ sidstr = dom_sid_string(mem_ctx, sid);
+ if (!sidstr) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+ filter = talloc_asprintf_append(filter,
+ "(securityIdentifier=%s)",
+ sidstr);
+ if (!filter) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ }
+ if (dns_domain || netbios || sid) {
+ filter = talloc_asprintf_append(filter, "))");
+ if (!filter) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ }
+
+ ret = gendb_search(sam, mem_ctx, basedn, msgs, attrs, "%s", filter);
+ if (ret == 0) {
+ return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+ }
+
+ if (ret != 1) {
+ return NT_STATUS_OBJECT_NAME_COLLISION;
+ }
+
+ return NT_STATUS_OK;
+}
+
+static NTSTATUS update_uint32_t_value(TALLOC_CTX *mem_ctx,
+ struct ldb_message *orig,
+ struct ldb_message *dest,
+ const char *attribute,
+ uint32_t value,
+ uint32_t *orig_value)
+{
+ const struct ldb_val *orig_val;
+ uint32_t orig_uint = 0;
+ char *str_val;
+ int flags = 0;
+ int ret;
+
+ orig_val = ldb_msg_find_ldb_val(orig, attribute);
+ if (!orig_val || !orig_val->data) {
+ /* add new attribute */
+ flags = LDB_FLAG_MOD_ADD;
+
+ } else {
+ errno = 0;
+ orig_uint = strtoul((const char *)orig_val->data, NULL, 0);
+ if (errno != 0 || orig_uint != value) {
+ /* replace also if can't get value */
+ flags = LDB_FLAG_MOD_REPLACE;
+ }
+ }
+
+ if (flags == 0) {
+ /* stored value is identical, nothing to change */
+ goto done;
+ }
+
+ ret = ldb_msg_add_empty(dest, attribute, flags, NULL);
+ if (ret != LDB_SUCCESS) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ str_val = talloc_asprintf(mem_ctx, "%u", value);
+ if (!str_val) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ ret = ldb_msg_add_steal_string(dest, attribute, str_val);
+ if (ret != LDB_SUCCESS) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+done:
+ if (orig_value) {
+ *orig_value = orig_uint;
+ }
+ return NT_STATUS_OK;
+}
+
+static NTSTATUS update_trust_user(TALLOC_CTX *mem_ctx,
+ struct ldb_context *sam_ldb,
+ struct ldb_dn *base_dn,
+ bool delete_user,
+ const char *netbios_name,
+ struct trustCurrentPasswords *in)
+{
+ const char *attrs[] = { "userAccountControl", NULL };
+ struct ldb_message **msgs;
+ struct ldb_message *msg;
+ uint32_t uac;
+ uint32_t i;
+ int ret;
+
+ ret = gendb_search(sam_ldb, mem_ctx,
+ base_dn, &msgs, attrs,
+ "samAccountName=%s$", netbios_name);
+ if (ret > 1) {
+ return NT_STATUS_INTERNAL_DB_CORRUPTION;
+ }
+
+ if (ret == 0) {
+ if (delete_user) {
+ return NT_STATUS_OK;
+ }
+
+ /* ok no existing user, add it from scratch */
+ return add_trust_user(mem_ctx, sam_ldb, base_dn,
+ netbios_name, in, NULL);
+ }
+
+ /* check user is what we are looking for */
+ uac = ldb_msg_find_attr_as_uint(msgs[0],
+ "userAccountControl", 0);
+ if (!(uac & UF_INTERDOMAIN_TRUST_ACCOUNT)) {
+ return NT_STATUS_OBJECT_NAME_COLLISION;
+ }
+
+ if (delete_user) {
+ ret = ldb_delete(sam_ldb, msgs[0]->dn);
+ switch (ret) {
+ case LDB_SUCCESS:
+ return NT_STATUS_OK;
+ case LDB_ERR_INSUFFICIENT_ACCESS_RIGHTS:
+ return NT_STATUS_ACCESS_DENIED;
+ default:
+ return NT_STATUS_INTERNAL_DB_CORRUPTION;
+ }
+ }
+
+ /* entry exists, just modify secret if any */
+ if (in->count == 0) {
+ return NT_STATUS_OK;
+ }
+
+ msg = ldb_msg_new(mem_ctx);
+ if (!msg) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ msg->dn = msgs[0]->dn;
+
+ for (i = 0; i < in->count; i++) {
+ const char *attribute;
+ struct ldb_val v;
+ switch (in->current[i]->AuthType) {
+ case TRUST_AUTH_TYPE_NT4OWF:
+ attribute = "unicodePwd";
+ v.data = (uint8_t *)&in->current[i]->AuthInfo.nt4owf.password;
+ v.length = 16;
+ break;
+ case TRUST_AUTH_TYPE_CLEAR:
+ attribute = "clearTextPassword";
+ v.data = in->current[i]->AuthInfo.clear.password;
+ v.length = in->current[i]->AuthInfo.clear.size;
+ break;
+ default:
+ continue;
+ }
+
+ ret = ldb_msg_add_empty(msg, attribute,
+ LDB_FLAG_MOD_REPLACE, NULL);
+ if (ret != LDB_SUCCESS) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ ret = ldb_msg_add_value(msg, attribute, &v, NULL);
+ if (ret != LDB_SUCCESS) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ }
+
+ /* create the trusted_domain user account */
+ ret = ldb_modify(sam_ldb, msg);
+ if (ret != LDB_SUCCESS) {
+ DEBUG(0,("Failed to create user record %s: %s\n",
+ ldb_dn_get_linearized(msg->dn),
+ ldb_errstring(sam_ldb)));
+
+ switch (ret) {
+ case LDB_ERR_ENTRY_ALREADY_EXISTS:
+ return NT_STATUS_DOMAIN_EXISTS;
+ case LDB_ERR_INSUFFICIENT_ACCESS_RIGHTS:
+ return NT_STATUS_ACCESS_DENIED;
+ default:
+ return NT_STATUS_INTERNAL_DB_CORRUPTION;
+ }
+ }
+
+ return NT_STATUS_OK;
+}
+
+
+static NTSTATUS setInfoTrustedDomain_base(struct dcesrv_call_state *dce_call,
+ struct dcesrv_handle *p_handle,
+ TALLOC_CTX *mem_ctx,
+ struct ldb_message *dom_msg,
+ enum lsa_TrustDomInfoEnum level,
+ union lsa_TrustedDomainInfo *info)
+{
+ struct lsa_policy_state *p_state = p_handle->data;
+ uint32_t *posix_offset = NULL;
+ struct lsa_TrustDomainInfoInfoEx *info_ex = NULL;
+ struct lsa_TrustDomainInfoAuthInfo *auth_info = NULL;
+ struct lsa_TrustDomainInfoAuthInfoInternal *auth_info_int = NULL;
+ uint32_t *enc_types = NULL;
+ DATA_BLOB trustAuthIncoming, trustAuthOutgoing, auth_blob;
+ struct trustDomainPasswords auth_struct;
+ NTSTATUS nt_status;
+ struct ldb_message **msgs;
+ struct ldb_message *msg;
+ bool add_outgoing = false;
+ bool add_incoming = false;
+ bool del_outgoing = false;
+ bool del_incoming = false;
+ bool in_transaction = false;
+ int ret;
+
+ switch (level) {
+ case LSA_TRUSTED_DOMAIN_INFO_POSIX_OFFSET:
+ posix_offset = &info->posix_offset.posix_offset;
+ break;
+ case LSA_TRUSTED_DOMAIN_INFO_INFO_EX:
+ info_ex = &info->info_ex;
+ break;
+ case LSA_TRUSTED_DOMAIN_INFO_AUTH_INFO:
+ auth_info = &info->auth_info;
+ break;
+ case LSA_TRUSTED_DOMAIN_INFO_FULL_INFO:
+ posix_offset = &info->full_info.posix_offset.posix_offset;
+ info_ex = &info->full_info.info_ex;
+ auth_info = &info->full_info.auth_info;
+ break;
+ case LSA_TRUSTED_DOMAIN_INFO_AUTH_INFO_INTERNAL:
+ auth_info_int = &info->auth_info_internal;
+ break;
+ case LSA_TRUSTED_DOMAIN_INFO_FULL_INFO_INTERNAL:
+ posix_offset = &info->full_info_internal.posix_offset.posix_offset;
+ info_ex = &info->full_info_internal.info_ex;
+ auth_info_int = &info->full_info_internal.auth_info;
+ break;
+ case LSA_TRUSTED_DOMAIN_SUPPORTED_ENCRYPTION_TYPES:
+ enc_types = &info->enc_types.enc_types;
+ break;
+ default:
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ if (auth_info) {
+ /* FIXME: not handled yet */
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ /* decode auth_info_int if set */
+ if (auth_info_int) {
+
+ /* now decrypt blob */
+ auth_blob = data_blob_const(auth_info_int->auth_blob.data,
+ auth_info_int->auth_blob.size);
+
+ nt_status = get_trustdom_auth_blob(dce_call, mem_ctx,
+ &auth_blob, &auth_struct);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return nt_status;
+ }
+ }
+
+ if (info_ex) {
+ /* verify data matches */
+ if (info_ex->trust_attributes &
+ LSA_TRUST_ATTRIBUTE_FOREST_TRANSITIVE) {
+ /* TODO: check what behavior level we have */
+ if (strcasecmp_m(p_state->domain_dns,
+ p_state->forest_dns) != 0) {
+ return NT_STATUS_INVALID_DOMAIN_STATE;
+ }
+ }
+
+ if (samdb_rodc(p_state->sam_ldb)) {
+ return NT_STATUS_NO_SUCH_DOMAIN;
+ }
+
+ /* verify only one object matches the dns/netbios/sid
+ * triplet and that this is the one we already have */
+ nt_status = get_tdo(p_state->sam_ldb, mem_ctx,
+ p_state->system_dn,
+ info_ex->domain_name.string,
+ info_ex->netbios_name.string,
+ info_ex->sid, &msgs);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return nt_status;
+ }
+ if (ldb_dn_compare(dom_msg->dn, msgs[0]->dn) != 0) {
+ return NT_STATUS_OBJECT_NAME_COLLISION;
+ }
+ talloc_free(msgs);
+ }
+
+ /* TODO: should we fetch previous values from the existing entry
+ * and append them ? */
+ if (auth_struct.incoming.count) {
+ nt_status = get_trustauth_inout_blob(dce_call, mem_ctx,
+ &auth_struct.incoming,
+ &trustAuthIncoming);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return nt_status;
+ }
+ } else {
+ trustAuthIncoming = data_blob(NULL, 0);
+ }
+
+ if (auth_struct.outgoing.count) {
+ nt_status = get_trustauth_inout_blob(dce_call, mem_ctx,
+ &auth_struct.outgoing,
+ &trustAuthOutgoing);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return nt_status;
+ }
+ } else {
+ trustAuthOutgoing = data_blob(NULL, 0);
+ }
+
+ msg = ldb_msg_new(mem_ctx);
+ if (msg == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ msg->dn = dom_msg->dn;
+
+ if (posix_offset) {
+ nt_status = update_uint32_t_value(mem_ctx, dom_msg, msg,
+ "trustPosixOffset",
+ *posix_offset, NULL);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return nt_status;
+ }
+ }
+
+ if (info_ex) {
+ uint32_t origattrs;
+ uint32_t origdir;
+ uint32_t tmp;
+ int origtype;
+
+ nt_status = update_uint32_t_value(mem_ctx, dom_msg, msg,
+ "trustDirection",
+ info_ex->trust_direction,
+ &origdir);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return nt_status;
+ }
+
+ tmp = info_ex->trust_direction ^ origdir;
+ if (tmp & LSA_TRUST_DIRECTION_INBOUND) {
+ if (origdir & LSA_TRUST_DIRECTION_INBOUND) {
+ del_incoming = true;
+ } else {
+ add_incoming = true;
+ }
+ }
+ if (tmp & LSA_TRUST_DIRECTION_OUTBOUND) {
+ if (origdir & LSA_TRUST_DIRECTION_OUTBOUND) {
+ del_outgoing = true;
+ } else {
+ add_outgoing = true;
+ }
+ }
+
+ origtype = ldb_msg_find_attr_as_int(dom_msg, "trustType", -1);
+ if (origtype == -1 || origtype != info_ex->trust_type) {
+ DEBUG(1, ("Attempted to change trust type! "
+ "Operation not handled\n"));
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ nt_status = update_uint32_t_value(mem_ctx, dom_msg, msg,
+ "trustAttributes",
+ info_ex->trust_attributes,
+ &origattrs);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return nt_status;
+ }
+ /* TODO: check forestFunctionality from ldb opaque */
+ /* TODO: check what is set makes sense */
+ /* for now refuse changes */
+ if (origattrs == -1 ||
+ origattrs != info_ex->trust_attributes) {
+ DEBUG(1, ("Attempted to change trust attributes! "
+ "Operation not handled\n"));
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+ }
+
+ if (enc_types) {
+ nt_status = update_uint32_t_value(mem_ctx, dom_msg, msg,
+ "msDS-SupportedEncryptionTypes",
+ *enc_types, NULL);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return nt_status;
+ }
+ }
+
+ if (add_incoming && trustAuthIncoming.data) {
+ ret = ldb_msg_add_empty(msg, "trustAuthIncoming",
+ LDB_FLAG_MOD_REPLACE, NULL);
+ if (ret != LDB_SUCCESS) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ ret = ldb_msg_add_value(msg, "trustAuthIncoming",
+ &trustAuthIncoming, NULL);
+ if (ret != LDB_SUCCESS) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ }
+ if (add_outgoing && trustAuthOutgoing.data) {
+ ret = ldb_msg_add_empty(msg, "trustAuthIncoming",
+ LDB_FLAG_MOD_REPLACE, NULL);
+ if (ret != LDB_SUCCESS) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ ret = ldb_msg_add_value(msg, "trustAuthOutgoing",
+ &trustAuthOutgoing, NULL);
+ if (ret != LDB_SUCCESS) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ }
+
+ /* start transaction */
+ ret = ldb_transaction_start(p_state->sam_ldb);
+ if (ret != LDB_SUCCESS) {
+ return NT_STATUS_INTERNAL_DB_CORRUPTION;
+ }
+ in_transaction = true;
+
+ ret = ldb_modify(p_state->sam_ldb, msg);
+ if (ret != LDB_SUCCESS) {
+ DEBUG(1,("Failed to modify trusted domain record %s: %s\n",
+ ldb_dn_get_linearized(msg->dn),
+ ldb_errstring(p_state->sam_ldb)));
+ if (ret == LDB_ERR_INSUFFICIENT_ACCESS_RIGHTS) {
+ nt_status = NT_STATUS_ACCESS_DENIED;
+ } else {
+ nt_status = NT_STATUS_INTERNAL_DB_CORRUPTION;
+ }
+ goto done;
+ }
+
+ if (add_incoming || del_incoming) {
+ const char *netbios_name;
+
+ netbios_name = ldb_msg_find_attr_as_string(dom_msg,
+ "flatname", NULL);
+ if (!netbios_name) {
+ nt_status = NT_STATUS_INVALID_DOMAIN_STATE;
+ goto done;
+ }
+
+ nt_status = update_trust_user(mem_ctx,
+ p_state->sam_ldb,
+ p_state->domain_dn,
+ del_incoming,
+ netbios_name,
+ &auth_struct.incoming);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ goto done;
+ }
+ }
+
+ /* ok, all fine, commit transaction and return */
+ ret = ldb_transaction_commit(p_state->sam_ldb);
+ if (ret != LDB_SUCCESS) {
+ return NT_STATUS_INTERNAL_DB_CORRUPTION;
+ }
+ in_transaction = false;
+
+ nt_status = NT_STATUS_OK;
+
+done:
+ if (in_transaction) {
+ ldb_transaction_cancel(p_state->sam_ldb);
+ }
+ return nt_status;
+}
+
+/*
lsa_SetInfomrationTrustedDomain
*/
-static NTSTATUS dcesrv_lsa_SetInformationTrustedDomain(struct dcesrv_call_state *dce_call,
- TALLOC_CTX *mem_ctx,
- struct lsa_SetInformationTrustedDomain *r)
+static NTSTATUS dcesrv_lsa_SetInformationTrustedDomain(
+ struct dcesrv_call_state *dce_call,
+ TALLOC_CTX *mem_ctx,
+ struct lsa_SetInformationTrustedDomain *r)
{
- DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
+ struct dcesrv_handle *h;
+ struct lsa_trusted_domain_state *td_state;
+ struct ldb_message **msgs;
+ NTSTATUS nt_status;
+
+ DCESRV_PULL_HANDLE(h, r->in.trustdom_handle,
+ LSA_HANDLE_TRUSTED_DOMAIN);
+
+ td_state = talloc_get_type(h->data, struct lsa_trusted_domain_state);
+
+ /* get the trusted domain object */
+ nt_status = get_tdo(td_state->policy->sam_ldb, mem_ctx,
+ td_state->trusted_domain_dn,
+ NULL, NULL, NULL, &msgs);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ if (NT_STATUS_EQUAL(nt_status,
+ NT_STATUS_OBJECT_NAME_NOT_FOUND)) {
+ return nt_status;
+ }
+ return NT_STATUS_INTERNAL_DB_CORRUPTION;
+ }
+
+ return setInfoTrustedDomain_base(dce_call, h, mem_ctx,
+ msgs[0], r->in.level, r->in.info);
}
TALLOC_CTX *mem_ctx,
struct lsa_SetTrustedDomainInfoByName *r)
{
- DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
+ struct dcesrv_handle *policy_handle;
+ struct lsa_policy_state *policy_state;
+ struct ldb_message **msgs;
+ NTSTATUS nt_status;
+
+ DCESRV_PULL_HANDLE(policy_handle, r->in.handle, LSA_HANDLE_POLICY);
+ policy_state = policy_handle->data;
+
+ /* get the trusted domain object */
+ nt_status = get_tdo(policy_state->sam_ldb, mem_ctx,
+ policy_state->domain_dn,
+ r->in.trusted_domain->string,
+ r->in.trusted_domain->string,
+ NULL, &msgs);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ if (NT_STATUS_EQUAL(nt_status,
+ NT_STATUS_OBJECT_NAME_NOT_FOUND)) {
+ return nt_status;
+ }
+ return NT_STATUS_INTERNAL_DB_CORRUPTION;
+ }
+
+ return setInfoTrustedDomain_base(dce_call, policy_handle, mem_ctx,
+ msgs[0], r->in.level, r->in.info);
}
/*
git.samba.org / ab / samba.git / .git / commitdiff