2 Unix SMB/CIFS implementation.
4 Connect to the LSA pipe, given an smbcli_tree and possibly some
5 credentials. Try ntlmssp, schannel and anon in that order.
7 Copyright (C) Volker Lendecke 2005
8 Copyright (C) Andrew Bartlett <abartlet@samba.org> 2007
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 3 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program. If not, see <http://www.gnu.org/licenses/>.
25 #include "libcli/composite/composite.h"
27 #include "libcli/raw/libcliraw.h"
28 #include "librpc/gen_ndr/ndr_lsa_c.h"
29 #include "winbind/wb_server.h"
31 /* Helper to initialize LSA with a specific auth methods. Verify by opening
34 struct init_lsa_state {
35 struct composite_context *ctx;
36 struct dcerpc_pipe *lsa_pipe;
39 struct cli_credentials *creds;
41 struct lsa_ObjectAttribute objectattr;
42 struct lsa_OpenPolicy2 openpolicy;
43 struct policy_handle *handle;
46 static void init_lsa_recv_pipe(struct composite_context *ctx);
47 static void init_lsa_recv_openpol(struct rpc_request *req);
49 struct composite_context *wb_init_lsa_send(TALLOC_CTX *mem_ctx,
50 struct wbsrv_domain *domain)
52 struct composite_context *result, *ctx;
53 struct init_lsa_state *state;
55 result = composite_create(mem_ctx, domain->netlogon_pipe->conn->event_ctx);
56 if (result == NULL) goto failed;
58 state = talloc(result, struct init_lsa_state);
59 if (state == NULL) goto failed;
61 result->private_data = state;
63 /* this will make the secondary connection on the same IPC$ share,
64 secured with SPNEGO or NTLMSSP */
65 ctx = dcerpc_secondary_connection_send(domain->netlogon_pipe,
67 composite_continue(state->ctx, ctx, init_lsa_recv_pipe, state);
75 static void init_lsa_recv_pipe(struct composite_context *ctx)
77 struct rpc_request *req;
78 struct init_lsa_state *state =
79 talloc_get_type(ctx->async.private_data,
80 struct init_lsa_state);
82 state->ctx->status = dcerpc_secondary_connection_recv(ctx,
84 if (!composite_is_ok(state->ctx)) return;
86 state->handle = talloc(state, struct policy_handle);
87 if (composite_nomem(state->handle, state->ctx)) return;
89 state->openpolicy.in.system_name =
90 talloc_asprintf(state, "\\\\%s",
91 dcerpc_server_name(state->lsa_pipe));
92 ZERO_STRUCT(state->objectattr);
93 state->openpolicy.in.attr = &state->objectattr;
94 state->openpolicy.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
95 state->openpolicy.out.handle = state->handle;
97 req = dcerpc_lsa_OpenPolicy2_send(state->lsa_pipe, state,
99 composite_continue_rpc(state->ctx, req, init_lsa_recv_openpol, state);
102 static void init_lsa_recv_openpol(struct rpc_request *req)
104 struct init_lsa_state *state =
105 talloc_get_type(req->async.private_data,
106 struct init_lsa_state);
108 state->ctx->status = dcerpc_ndr_request_recv(req);
109 if (!composite_is_ok(state->ctx)) return;
110 state->ctx->status = state->openpolicy.out.result;
111 if (!composite_is_ok(state->ctx)) return;
113 composite_done(state->ctx);
116 NTSTATUS wb_init_lsa_recv(struct composite_context *c,
118 struct dcerpc_pipe **lsa_pipe,
119 struct policy_handle **lsa_policy)
121 NTSTATUS status = composite_wait(c);
122 if (NT_STATUS_IS_OK(status)) {
123 struct init_lsa_state *state =
124 talloc_get_type(c->private_data,
125 struct init_lsa_state);
126 *lsa_pipe = talloc_steal(mem_ctx, state->lsa_pipe);
127 *lsa_policy = talloc_steal(mem_ctx, state->handle);