2 Unix SMB/CIFS implementation.
6 Copyright (C) Andrew Tridgell 2005
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>.
23 #include "libcli/ldap/ldap.h"
24 #include "lib/socket/socket.h"
25 #include "lib/messaging/irpc.h"
26 #include "smbd/service_task.h"
27 #include "smbd/service.h"
28 #include "cldap_server/cldap_server.h"
29 #include "system/network.h"
30 #include "lib/socket/netif.h"
31 #include "lib/ldb/include/ldb.h"
32 #include "lib/ldb/include/ldb_errors.h"
33 #include "dsdb/samdb/samdb.h"
35 #include "auth/auth.h"
38 handle incoming cldap requests
40 static void cldapd_request_handler(struct cldap_socket *cldap,
41 struct ldap_message *ldap_msg,
42 struct socket_address *src)
44 struct ldap_SearchRequest *search;
45 if (ldap_msg->type != LDAP_TAG_SearchRequest) {
46 DEBUG(0,("Invalid CLDAP request type %d from %s:%d\n",
47 ldap_msg->type, src->addr, src->port));
48 cldap_error_reply(cldap, ldap_msg->messageid, src,
49 LDAP_OPERATIONS_ERROR, "Invalid CLDAP request");
53 search = &ldap_msg->r.SearchRequest;
55 if (strcmp("", search->basedn) != 0) {
56 DEBUG(0,("Invalid CLDAP basedn '%s' from %s:%d\n",
57 search->basedn, src->addr, src->port));
58 cldap_error_reply(cldap, ldap_msg->messageid, src,
59 LDAP_OPERATIONS_ERROR, "Invalid CLDAP basedn");
63 if (search->scope != LDAP_SEARCH_SCOPE_BASE) {
64 DEBUG(0,("Invalid CLDAP scope %d from %s:%d\n",
65 search->scope, src->addr, src->port));
66 cldap_error_reply(cldap, ldap_msg->messageid, src,
67 LDAP_OPERATIONS_ERROR, "Invalid CLDAP scope");
71 if (search->num_attributes == 1 &&
72 strcasecmp(search->attributes[0], "netlogon") == 0) {
73 cldapd_netlogon_request(cldap, ldap_msg->messageid,
78 cldapd_rootdse_request(cldap, ldap_msg->messageid,
84 start listening on the given address
86 static NTSTATUS cldapd_add_socket(struct cldapd_server *cldapd, const char *address)
88 struct cldap_socket *cldapsock;
89 struct socket_address *socket_address;
92 /* listen for unicasts on the CLDAP port (389) */
93 cldapsock = cldap_socket_init(cldapd, cldapd->task->event_ctx);
94 NT_STATUS_HAVE_NO_MEMORY(cldapsock);
96 socket_address = socket_address_from_strings(cldapsock, cldapsock->sock->backend_name,
97 address, lp_cldap_port());
98 if (!socket_address) {
99 talloc_free(cldapsock);
100 return NT_STATUS_NO_MEMORY;
103 status = socket_listen(cldapsock->sock, socket_address, 0, 0);
104 if (!NT_STATUS_IS_OK(status)) {
105 DEBUG(0,("Failed to bind to %s:%d - %s\n",
106 address, lp_cldap_port(), nt_errstr(status)));
107 talloc_free(cldapsock);
111 talloc_free(socket_address);
113 cldap_set_incoming_handler(cldapsock, cldapd_request_handler, cldapd);
120 setup our listening sockets on the configured network interfaces
122 static NTSTATUS cldapd_startup_interfaces(struct cldapd_server *cldapd)
124 int num_interfaces = iface_count();
125 TALLOC_CTX *tmp_ctx = talloc_new(cldapd);
128 /* if we are allowing incoming packets from any address, then
129 we need to bind to the wildcard address */
130 if (!lp_bind_interfaces_only()) {
131 status = cldapd_add_socket(cldapd, "0.0.0.0");
132 NT_STATUS_NOT_OK_RETURN(status);
136 for (i=0; i<num_interfaces; i++) {
137 const char *address = talloc_strdup(tmp_ctx, iface_n_ip(i));
138 status = cldapd_add_socket(cldapd, address);
139 NT_STATUS_NOT_OK_RETURN(status);
143 talloc_free(tmp_ctx);
149 startup the cldapd task
151 static void cldapd_task_init(struct task_server *task)
153 struct cldapd_server *cldapd;
156 if (iface_count() == 0) {
157 task_server_terminate(task, "cldapd: no network interfaces configured");
161 task_server_set_title(task, "task[cldapd]");
163 cldapd = talloc(task, struct cldapd_server);
164 if (cldapd == NULL) {
165 task_server_terminate(task, "cldapd: out of memory");
170 cldapd->samctx = samdb_connect(cldapd, anonymous_session(cldapd));
171 if (cldapd->samctx == NULL) {
172 task_server_terminate(task, "cldapd failed to open samdb");
176 /* start listening on the configured network interfaces */
177 status = cldapd_startup_interfaces(cldapd);
178 if (!NT_STATUS_IS_OK(status)) {
179 task_server_terminate(task, "cldapd failed to setup interfaces");
183 irpc_add_name(task->msg_ctx, "cldap_server");
188 initialise the cldapd server
190 static NTSTATUS cldapd_init(struct event_context *event_ctx, const struct model_ops *model_ops)
192 return task_server_startup(event_ctx, model_ops, cldapd_task_init);
197 register ourselves as a available server
199 NTSTATUS server_service_cldapd_init(void)
201 return register_server_service("cldap", cldapd_init);