2 Unix SMB/CIFS implementation.
4 Copyright (C) Brad Henry 2005
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
21 #include "libnet/libnet.h"
22 #include "libcli/cldap/cldap.h"
23 #include "lib/ldb/include/ldb.h"
24 #include "lib/ldb/include/ldb_errors.h"
25 #include "librpc/rpc/dcerpc.h"
26 #include "libcli/resolve/resolve.h"
27 #include "param/param.h"
30 * 1. Setup a CLDAP socket.
31 * 2. Lookup the default Site-Name.
33 NTSTATUS libnet_FindSite(TALLOC_CTX *ctx, struct libnet_context *lctx, struct libnet_JoinSite *r)
42 struct cldap_socket *cldap = NULL;
43 struct cldap_netlogon search;
45 tmp_ctx = talloc_named(ctx, 0, "libnet_FindSite temp context");
47 r->out.error_string = NULL;
48 return NT_STATUS_NO_MEMORY;
51 /* Resolve the site name. */
53 search.in.dest_address = r->in.dest_address;
54 search.in.dest_port = r->in.cldap_port;
55 search.in.acct_control = -1;
56 search.in.version = NETLOGON_NT_VERSION_5 | NETLOGON_NT_VERSION_5EX;
57 search.in.map_response = true;
59 cldap = cldap_socket_init(tmp_ctx, lctx->event_ctx, lp_iconv_convenience(global_loadparm));
60 status = cldap_netlogon(cldap, tmp_ctx, &search);
61 if (!NT_STATUS_IS_OK(status) || !search.out.netlogon.nt5_ex.client_site) {
63 If cldap_netlogon() returns in error,
64 default to using Default-First-Site-Name.
66 site_name_str = talloc_asprintf(tmp_ctx, "%s",
67 "Default-First-Site-Name");
69 r->out.error_string = NULL;
71 return NT_STATUS_NO_MEMORY;
74 site_name_str = talloc_asprintf(tmp_ctx, "%s",
75 search.out.netlogon.nt5_ex.client_site);
77 r->out.error_string = NULL;
79 return NT_STATUS_NO_MEMORY;
83 /* Generate the CN=Configuration,... DN. */
84 /* TODO: look it up! */
85 config_dn_str = talloc_asprintf(tmp_ctx, "CN=Configuration,%s", r->in.domain_dn_str);
87 r->out.error_string = NULL;
89 return NT_STATUS_NO_MEMORY;
92 /* Generate the CN=Servers,... DN. */
93 server_dn_str = talloc_asprintf(tmp_ctx, "CN=%s,CN=Servers,CN=%s,CN=Sites,%s",
94 r->in.netbios_name, site_name_str, config_dn_str);
96 r->out.error_string = NULL;
98 return NT_STATUS_NO_MEMORY;
101 r->out.site_name_str = site_name_str;
102 talloc_steal(r, site_name_str);
104 r->out.config_dn_str = config_dn_str;
105 talloc_steal(r, config_dn_str);
107 r->out.server_dn_str = server_dn_str;
108 talloc_steal(r, server_dn_str);
110 talloc_free(tmp_ctx);
115 * find out Site specific stuff:
116 * 1. Lookup the Site name.
117 * 2. Add entry CN=<netbios name>,CN=Servers,CN=<site name>,CN=Sites,CN=Configuration,<domain dn>.
118 * TODO: 3.) use DsAddEntry() to create CN=NTDS Settings,CN=<netbios name>,CN=Servers,CN=<site name>,...
120 NTSTATUS libnet_JoinSite(struct libnet_context *ctx,
121 struct ldb_context *remote_ldb,
122 struct libnet_JoinDomain *libnet_r)
127 struct libnet_JoinSite *r;
129 struct ldb_dn *server_dn;
130 struct ldb_message *msg;
133 const char *server_dn_str;
134 const char *config_dn_str;
135 struct nbt_name name;
136 const char *dest_addr = NULL;
138 tmp_ctx = talloc_named(libnet_r, 0, "libnet_JoinSite temp context");
140 libnet_r->out.error_string = NULL;
141 return NT_STATUS_NO_MEMORY;
144 r = talloc(tmp_ctx, struct libnet_JoinSite);
146 libnet_r->out.error_string = NULL;
147 talloc_free(tmp_ctx);
148 return NT_STATUS_NO_MEMORY;
151 make_nbt_name_client(&name, libnet_r->out.samr_binding->host);
152 status = resolve_name(lp_resolve_context(ctx->lp_ctx), &name, r, &dest_addr, ctx->event_ctx);
153 if (!NT_STATUS_IS_OK(status)) {
154 libnet_r->out.error_string = NULL;
155 talloc_free(tmp_ctx);
159 /* Resolve the site name and AD DN's. */
160 r->in.dest_address = dest_addr;
161 r->in.netbios_name = libnet_r->in.netbios_name;
162 r->in.domain_dn_str = libnet_r->out.domain_dn_str;
163 r->in.cldap_port = lp_cldap_port(ctx->lp_ctx);
165 status = libnet_FindSite(tmp_ctx, ctx, r);
166 if (!NT_STATUS_IS_OK(status)) {
167 libnet_r->out.error_string =
168 talloc_steal(libnet_r, r->out.error_string);
169 talloc_free(tmp_ctx);
173 config_dn_str = r->out.config_dn_str;
174 server_dn_str = r->out.server_dn_str;
177 Add entry CN=<netbios name>,CN=Servers,CN=<site name>,CN=Sites,CN=Configuration,<domain dn>.
179 msg = ldb_msg_new(tmp_ctx);
181 libnet_r->out.error_string = NULL;
182 talloc_free(tmp_ctx);
183 return NT_STATUS_NO_MEMORY;
186 rtn = ldb_msg_add_string(msg, "objectClass", "server");
188 libnet_r->out.error_string = NULL;
189 talloc_free(tmp_ctx);
190 return NT_STATUS_NO_MEMORY;
192 rtn = ldb_msg_add_string(msg, "systemFlags", "50000000");
194 libnet_r->out.error_string = NULL;
195 talloc_free(tmp_ctx);
196 return NT_STATUS_NO_MEMORY;
198 rtn = ldb_msg_add_string(msg, "serverReference", libnet_r->out.account_dn_str);
200 libnet_r->out.error_string = NULL;
201 talloc_free(tmp_ctx);
202 return NT_STATUS_NO_MEMORY;
205 server_dn = ldb_dn_new(tmp_ctx, remote_ldb, server_dn_str);
206 if ( ! ldb_dn_validate(server_dn)) {
207 libnet_r->out.error_string = talloc_asprintf(libnet_r,
208 "Invalid server dn: %s",
210 talloc_free(tmp_ctx);
211 return NT_STATUS_UNSUCCESSFUL;
216 rtn = ldb_add(remote_ldb, msg);
217 if (rtn == LDB_ERR_ENTRY_ALREADY_EXISTS) {
220 /* make a 'modify' msg, and only for serverReference */
221 msg = ldb_msg_new(tmp_ctx);
223 libnet_r->out.error_string = NULL;
224 talloc_free(tmp_ctx);
225 return NT_STATUS_NO_MEMORY;
229 rtn = ldb_msg_add_string(msg, "serverReference",libnet_r->out.account_dn_str);
231 libnet_r->out.error_string = NULL;
232 talloc_free(tmp_ctx);
233 return NT_STATUS_NO_MEMORY;
236 /* mark all the message elements (should be just one)
237 as LDB_FLAG_MOD_REPLACE */
238 for (i=0;i<msg->num_elements;i++) {
239 msg->elements[i].flags = LDB_FLAG_MOD_REPLACE;
242 rtn = ldb_modify(remote_ldb, msg);
244 libnet_r->out.error_string
245 = talloc_asprintf(libnet_r,
246 "Failed to modify server entry %s: %s: %d",
248 ldb_errstring(remote_ldb), rtn);
249 talloc_free(tmp_ctx);
250 return NT_STATUS_INTERNAL_DB_CORRUPTION;
252 } else if (rtn != 0) {
253 libnet_r->out.error_string
254 = talloc_asprintf(libnet_r,
255 "Failed to add server entry %s: %s: %d",
256 server_dn_str, ldb_errstring(remote_ldb),
258 talloc_free(tmp_ctx);
259 return NT_STATUS_INTERNAL_DB_CORRUPTION;
261 DEBUG(0, ("We still need to perform a DsAddEntry() so that we can create the CN=NTDS Settings container.\n"));
263 /* Store the server DN in libnet_r */
264 libnet_r->out.server_dn_str = server_dn_str;
265 talloc_steal(libnet_r, server_dn_str);
267 talloc_free(tmp_ctx);