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/>.
24 #include "lib/messaging/irpc.h"
25 #include "smbd/service_task.h"
26 #include "smbd/service.h"
27 #include "cldap_server/cldap_server.h"
28 #include "system/network.h"
29 #include "lib/socket/netif.h"
31 #include <ldb_errors.h>
32 #include "dsdb/samdb/samdb.h"
34 #include "auth/auth.h"
35 #include "param/param.h"
36 #include "../lib/tsocket/tsocket.h"
38 NTSTATUS server_service_cldapd_init(void);
41 handle incoming cldap requests
43 static void cldapd_request_handler(struct cldap_socket *cldap,
45 struct cldap_incoming *in)
47 struct cldapd_server *cldapd = talloc_get_type(private_data,
48 struct cldapd_server);
49 struct ldap_SearchRequest *search;
51 if (in->ldap_msg->type != LDAP_TAG_SearchRequest) {
52 DEBUG(0,("Invalid CLDAP request type %d from %s\n",
54 tsocket_address_string(in->src, in)));
55 cldap_error_reply(cldap, in->ldap_msg->messageid, in->src,
56 LDAP_OPERATIONS_ERROR, "Invalid CLDAP request");
61 search = &in->ldap_msg->r.SearchRequest;
63 if (strcmp("", search->basedn) != 0) {
64 DEBUG(0,("Invalid CLDAP basedn '%s' from %s\n",
66 tsocket_address_string(in->src, in)));
67 cldap_error_reply(cldap, in->ldap_msg->messageid, in->src,
68 LDAP_OPERATIONS_ERROR, "Invalid CLDAP basedn");
73 if (search->scope != LDAP_SEARCH_SCOPE_BASE) {
74 DEBUG(0,("Invalid CLDAP scope %d from %s\n",
76 tsocket_address_string(in->src, in)));
77 cldap_error_reply(cldap, in->ldap_msg->messageid, in->src,
78 LDAP_OPERATIONS_ERROR, "Invalid CLDAP scope");
83 if (search->num_attributes == 1 &&
84 strcasecmp(search->attributes[0], "netlogon") == 0) {
85 cldapd_netlogon_request(cldap,
88 in->ldap_msg->messageid,
95 cldapd_rootdse_request(cldap, cldapd, in,
96 in->ldap_msg->messageid,
103 start listening on the given address
105 static NTSTATUS cldapd_add_socket(struct cldapd_server *cldapd, struct loadparm_context *lp_ctx,
108 struct cldap_socket *cldapsock;
109 struct tsocket_address *socket_address;
113 ret = tsocket_address_inet_from_strings(cldapd,
116 lpcfg_cldap_port(lp_ctx),
119 status = map_nt_error_from_unix_common(errno);
120 DEBUG(0,("invalid address %s:%d - %s:%s\n",
121 address, lpcfg_cldap_port(lp_ctx),
122 gai_strerror(ret), nt_errstr(status)));
126 /* listen for unicasts on the CLDAP port (389) */
127 status = cldap_socket_init(cldapd,
128 cldapd->task->event_ctx,
132 if (!NT_STATUS_IS_OK(status)) {
133 DEBUG(0,("Failed to bind to %s - %s\n",
134 tsocket_address_string(socket_address, socket_address),
136 talloc_free(socket_address);
139 talloc_free(socket_address);
141 cldap_set_incoming_handler(cldapsock, cldapd_request_handler, cldapd);
147 setup our listening sockets on the configured network interfaces
149 static NTSTATUS cldapd_startup_interfaces(struct cldapd_server *cldapd, struct loadparm_context *lp_ctx,
150 struct interface *ifaces)
152 int i, num_interfaces;
153 TALLOC_CTX *tmp_ctx = talloc_new(cldapd);
156 num_interfaces = iface_list_count(ifaces);
158 /* if we are allowing incoming packets from any address, then
159 we need to bind to the wildcard address */
160 if (!lpcfg_bind_interfaces_only(lp_ctx)) {
161 const char **wcard = iface_list_wildcard(cldapd, lp_ctx);
162 NT_STATUS_HAVE_NO_MEMORY(wcard);
163 for (i=0; wcard[i]; i++) {
164 status = cldapd_add_socket(cldapd, lp_ctx, wcard[i]);
165 NT_STATUS_NOT_OK_RETURN(status);
170 /* now we have to also listen on the specific interfaces,
171 so that replies always come from the right IP */
172 for (i=0; i<num_interfaces; i++) {
173 const char *address = talloc_strdup(tmp_ctx, iface_list_n_ip(ifaces, i));
174 status = cldapd_add_socket(cldapd, lp_ctx, address);
175 NT_STATUS_NOT_OK_RETURN(status);
178 talloc_free(tmp_ctx);
184 startup the cldapd task
186 static void cldapd_task_init(struct task_server *task)
188 struct cldapd_server *cldapd;
190 struct interface *ifaces;
192 load_interface_list(task, task->lp_ctx, &ifaces);
194 if (iface_list_count(ifaces) == 0) {
195 task_server_terminate(task, "cldapd: no network interfaces configured", false);
199 switch (lpcfg_server_role(task->lp_ctx)) {
200 case ROLE_STANDALONE:
201 task_server_terminate(task, "cldap_server: no CLDAP server required in standalone configuration",
204 case ROLE_DOMAIN_MEMBER:
205 task_server_terminate(task, "cldap_server: no CLDAP server required in member server configuration",
208 case ROLE_DOMAIN_CONTROLLER:
209 /* Yes, we want an CLDAP server */
213 task_server_set_title(task, "task[cldapd]");
215 cldapd = talloc(task, struct cldapd_server);
216 if (cldapd == NULL) {
217 task_server_terminate(task, "cldapd: out of memory", true);
222 cldapd->samctx = samdb_connect(cldapd, task->event_ctx, task->lp_ctx, system_session(task->lp_ctx), 0);
223 if (cldapd->samctx == NULL) {
224 task_server_terminate(task, "cldapd failed to open samdb", true);
228 /* start listening on the configured network interfaces */
229 status = cldapd_startup_interfaces(cldapd, task->lp_ctx, ifaces);
230 if (!NT_STATUS_IS_OK(status)) {
231 task_server_terminate(task, "cldapd failed to setup interfaces", true);
235 irpc_add_name(task->msg_ctx, "cldap_server");
240 register ourselves as a available server
242 NTSTATUS server_service_cldapd_init(void)
244 return register_server_service("cldap", cldapd_task_init);