torture: Fix copy and paste error in debug message.
[kai/samba.git] / source4 / winbind / wb_connect_sam.c
1 /* 
2    Unix SMB/CIFS implementation.
3
4    Connect to the SAMR pipe, and return connection and domain handles.
5
6    Copyright (C) Volker Lendecke 2005
7    Copyright (C) Andrew Bartlett <abartlet@samba.org> 2007
8    
9    This program is free software; you can redistribute it and/or modify
10    it under the terms of the GNU General Public License as published by
11    the Free Software Foundation; either version 3 of the License, or
12    (at your option) any later version.
13    
14    This program is distributed in the hope that it will be useful,
15    but WITHOUT ANY WARRANTY; without even the implied warranty of
16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17    GNU General Public License for more details.
18    
19    You should have received a copy of the GNU General Public License
20    along with this program.  If not, see <http://www.gnu.org/licenses/>.
21 */
22
23 #include "includes.h"
24 #include "libcli/composite/composite.h"
25
26 #include "libcli/security/security.h"
27 #include "librpc/gen_ndr/ndr_samr_c.h"
28 #include "winbind/wb_server.h"
29
30
31 /* Helper to initialize SAMR with a specific auth methods. Verify by opening
32  * the SAM handle */
33
34 struct connect_samr_state {
35         struct composite_context *ctx;
36         struct dom_sid *sid;
37
38         struct dcerpc_pipe *samr_pipe;
39         struct policy_handle *connect_handle;
40         struct policy_handle *domain_handle;
41
42         struct samr_Connect2 c;
43         struct samr_OpenDomain o;
44 };
45
46 static void connect_samr_recv_pipe(struct composite_context *ctx);
47 static void connect_samr_recv_conn(struct tevent_req *subreq);
48 static void connect_samr_recv_open(struct tevent_req *subreq);
49
50 struct composite_context *wb_connect_samr_send(TALLOC_CTX *mem_ctx,
51                                            struct wbsrv_domain *domain)
52 {
53         struct composite_context *result, *ctx;
54         struct connect_samr_state *state;
55
56         result = composite_create(mem_ctx, domain->netlogon_pipe->conn->event_ctx);
57         if (result == NULL) goto failed;
58
59         state = talloc(result, struct connect_samr_state);
60         if (state == NULL) goto failed;
61         state->ctx = result;
62         result->private_data = state;
63
64         state->sid = dom_sid_dup(state, domain->info->sid);
65         if (state->sid == NULL) goto failed;
66
67         /* this will make the secondary connection on the same IPC$ share, 
68            secured with SPNEGO, NTLMSSP or SCHANNEL */
69         ctx = dcerpc_secondary_auth_connection_send(domain->netlogon_pipe,
70                                                     domain->samr_binding,
71                                                     &ndr_table_samr,
72                                                     domain->libnet_ctx->cred,
73                                                     domain->libnet_ctx->lp_ctx);
74         composite_continue(state->ctx, ctx, connect_samr_recv_pipe, state);
75         return result;
76         
77  failed:
78         talloc_free(result);
79         return NULL;
80 }
81
82 static void connect_samr_recv_pipe(struct composite_context *ctx)
83 {
84         struct connect_samr_state *state =
85                 talloc_get_type(ctx->async.private_data,
86                                 struct connect_samr_state);
87         struct tevent_req *subreq;
88
89         state->ctx->status = dcerpc_secondary_auth_connection_recv(ctx, state, 
90                                                                    &state->samr_pipe);
91         if (!composite_is_ok(state->ctx)) return;
92                         
93         state->connect_handle = talloc(state, struct policy_handle);
94         if (composite_nomem(state->connect_handle, state->ctx)) return;
95
96         state->c.in.system_name =
97                 talloc_asprintf(state, "\\\\%s",
98                                 dcerpc_server_name(state->samr_pipe));
99         state->c.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
100         state->c.out.connect_handle = state->connect_handle;
101
102         subreq = dcerpc_samr_Connect2_r_send(state,
103                                              state->ctx->event_ctx,
104                                              state->samr_pipe->binding_handle,
105                                              &state->c);
106         if (composite_nomem(subreq, state->ctx)) return;
107         tevent_req_set_callback(subreq, connect_samr_recv_conn, state);
108 }
109
110 static void connect_samr_recv_conn(struct tevent_req *subreq)
111 {
112         struct connect_samr_state *state =
113                 tevent_req_callback_data(subreq,
114                 struct connect_samr_state);
115
116         state->ctx->status = dcerpc_samr_Connect2_r_recv(subreq, state);
117         TALLOC_FREE(subreq);
118         if (!composite_is_ok(state->ctx)) return;
119         state->ctx->status = state->c.out.result;
120         if (!composite_is_ok(state->ctx)) return;
121
122         state->domain_handle = talloc(state, struct policy_handle);
123         if (composite_nomem(state->domain_handle, state->ctx)) return;
124
125         state->o.in.connect_handle = state->connect_handle;
126         state->o.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
127         state->o.in.sid = state->sid;
128         state->o.out.domain_handle = state->domain_handle;
129
130         subreq = dcerpc_samr_OpenDomain_r_send(state,
131                                                state->ctx->event_ctx,
132                                                state->samr_pipe->binding_handle,
133                                                &state->o);
134         if (composite_nomem(subreq, state->ctx)) return;
135         tevent_req_set_callback(subreq, connect_samr_recv_open, state);
136 }
137
138 static void connect_samr_recv_open(struct tevent_req *subreq)
139 {
140         struct connect_samr_state *state =
141                 tevent_req_callback_data(subreq,
142                 struct connect_samr_state);
143
144         state->ctx->status = dcerpc_samr_OpenDomain_r_recv(subreq, state);
145         TALLOC_FREE(subreq);
146         if (!composite_is_ok(state->ctx)) return;
147         state->ctx->status = state->o.out.result;
148         if (!composite_is_ok(state->ctx)) return;
149
150         composite_done(state->ctx);
151 }
152
153 NTSTATUS wb_connect_samr_recv(struct composite_context *c,
154                              TALLOC_CTX *mem_ctx,
155                              struct dcerpc_pipe **samr_pipe,
156                              struct policy_handle *connect_handle,
157                              struct policy_handle *domain_handle)
158 {
159         NTSTATUS status = composite_wait(c);
160         if (NT_STATUS_IS_OK(status)) {
161                 struct connect_samr_state *state =
162                         talloc_get_type(c->private_data,
163                                         struct connect_samr_state);
164                 *samr_pipe = talloc_steal(mem_ctx, state->samr_pipe);
165                 *connect_handle = *state->connect_handle;
166                 *domain_handle = *state->domain_handle;
167         }
168         talloc_free(c);
169         return status;
170 }
171