b1933aa2c5c79c3efb15786f96edabb1e7685b61
[kai/samba-autobuild/.git] / source4 / winbind / wb_cmd_getpwnam.c
1 /*
2    Unix SMB/CIFS implementation.
3
4    Command backend for wbinfo -i
5
6    Copyright (C) Kai Blin 2007
7
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.
12
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.
17
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/>.
20 */
21
22 #include "includes.h"
23 #include "libcli/composite/composite.h"
24 #include "winbind/wb_server.h"
25 #include "winbind/wb_async_helpers.h"
26 #include "winbind/wb_helper.h"
27 #include "smbd/service_task.h"
28 #include "nsswitch/winbindd_nss.h"
29 #include "libnet/libnet_proto.h"
30 #include "param/proto.h"
31 #include "libcli/security/proto.h"
32
33 struct cmd_getpwnam_state {
34         struct composite_context *ctx;
35         struct wbsrv_service *service;
36         char *name;
37         char *workgroup_name;
38         struct dom_sid *group_sid;
39
40         struct winbindd_pw *result;
41 };
42
43 static void cmd_getpwnam_recv_domain(struct composite_context *ctx);
44 static void cmd_getpwnam_recv_user_info(struct composite_context *ctx);
45 static void cmd_getpwnam_recv_uid(struct composite_context *ctx);
46 static void cmd_getpwnam_recv_gid(struct composite_context *ctx);
47
48 struct composite_context *wb_cmd_getpwnam_send(TALLOC_CTX *mem_ctx,
49                                                  struct wbsrv_service *service,
50                                                  const char *name)
51 {
52         struct composite_context *result, *ctx;
53         struct cmd_getpwnam_state *state;
54
55         DEBUG(5, ("wb_cmd_getpwnam_send called\n"));
56
57         result = composite_create(mem_ctx, service->task->event_ctx);
58         if (!result) return NULL;
59
60         state = talloc(result, struct cmd_getpwnam_state);
61         if (composite_nomem(state, result)) return result;
62         state->ctx = result;
63         result->private_data = state;
64         state->service = service;
65         state->name = talloc_strdup(state, name);
66         if(composite_nomem(state->name, result)) return result;
67
68         ctx = wb_name2domain_send(state, service, name);
69         if (composite_nomem(ctx, result)) return result;
70
71         composite_continue(result, ctx, cmd_getpwnam_recv_domain, state);
72         return result;
73 }
74
75 static void cmd_getpwnam_recv_domain(struct composite_context *ctx)
76 {
77         struct cmd_getpwnam_state *state = talloc_get_type(
78                         ctx->async.private_data, struct cmd_getpwnam_state);
79         struct wbsrv_domain *domain;
80         struct libnet_UserInfo *user_info;
81         char *user_dom, *user_name;
82         bool ok;
83
84         state->ctx->status = wb_name2domain_recv(ctx, &domain);
85         if(!composite_is_ok(state->ctx)) return;
86
87         user_info = talloc(state, struct libnet_UserInfo);
88         if (composite_nomem(user_info, state->ctx)) return;
89
90         ok= wb_samba3_split_username(state, state->name, &user_dom, &user_name);
91         if(!ok){
92                 composite_error(state->ctx, NT_STATUS_OBJECT_NAME_INVALID);
93                 return;
94         }
95
96         user_info->in.user_name = user_name;
97         user_info->in.domain_name = domain->libnet_ctx->samr.name;
98         state->workgroup_name = talloc_strdup(state,
99                         domain->libnet_ctx->samr.name);
100         if(composite_nomem(state->workgroup_name, state->ctx)) return;
101
102         ctx = libnet_UserInfo_send(domain->libnet_ctx, state, user_info, NULL);
103
104         composite_continue(state->ctx, ctx, cmd_getpwnam_recv_user_info, state);
105 }
106
107 static void cmd_getpwnam_recv_user_info(struct composite_context *ctx)
108 {
109         struct cmd_getpwnam_state *state = talloc_get_type(
110                         ctx->async.private_data, struct cmd_getpwnam_state);
111         struct libnet_UserInfo *user_info;
112         struct winbindd_pw *pw;
113
114         DEBUG(5, ("cmd_getpwnam_recv_user_info called\n"));
115
116         user_info = talloc(state, struct libnet_UserInfo);
117         if(composite_nomem(user_info, state->ctx)) return;
118
119         pw = talloc(state, struct winbindd_pw);
120         if(composite_nomem(pw, state->ctx)) return;
121
122         state->ctx->status = libnet_UserInfo_recv(ctx, state, user_info);
123         if(!composite_is_ok(state->ctx)) return;
124
125         WBSRV_SAMBA3_SET_STRING(pw->pw_name, user_info->out.account_name);
126         WBSRV_SAMBA3_SET_STRING(pw->pw_passwd, "*");
127         WBSRV_SAMBA3_SET_STRING(pw->pw_gecos, user_info->out.full_name);
128         WBSRV_SAMBA3_SET_STRING(pw->pw_dir, lp_template_homedir());
129         all_string_sub(pw->pw_dir, "%WORKGROUP%", state->workgroup_name,
130                         sizeof(fstring) - 1);
131         all_string_sub(pw->pw_dir, "%ACCOUNTNAME%", user_info->out.account_name,
132                         sizeof(fstring) - 1);
133         WBSRV_SAMBA3_SET_STRING(pw->pw_shell, lp_template_shell());
134
135         state->group_sid = dom_sid_dup(state, user_info->out.primary_group_sid);
136         if(composite_nomem(state->group_sid, state->ctx)) return;
137
138         state->result = pw;
139
140         ctx = wb_sid2uid_send(state, state->service, user_info->out.user_sid);
141         composite_continue(state->ctx, ctx, cmd_getpwnam_recv_uid, state);
142 }
143
144 static void cmd_getpwnam_recv_uid(struct composite_context *ctx)
145 {
146         struct cmd_getpwnam_state *state = talloc_get_type(
147                         ctx->async.private_data, struct cmd_getpwnam_state);
148         uid_t uid;
149
150         DEBUG(5, ("cmd_getpwnam_recv_uid called\n"));
151
152         state->ctx->status = wb_sid2uid_recv(ctx, &uid);
153         if(!composite_is_ok(state->ctx)) return;
154
155         state->result->pw_uid = uid;
156
157         ctx = wb_sid2gid_send(state, state->service, state->group_sid);
158         composite_continue(state->ctx, ctx, cmd_getpwnam_recv_gid, state);
159 }
160
161 static void cmd_getpwnam_recv_gid(struct composite_context *ctx)
162 {
163         struct cmd_getpwnam_state *state = talloc_get_type(
164                         ctx->async.private_data, struct cmd_getpwnam_state);
165         gid_t gid;
166
167         DEBUG(5, ("cmd_getpwnam_recv_gid called\n"));
168
169         state->ctx->status = wb_sid2gid_recv(ctx, &gid);
170         if(!composite_is_ok(state->ctx)) return;
171
172         state->result->pw_gid = gid;
173
174         composite_done(state->ctx);
175 }
176
177 NTSTATUS wb_cmd_getpwnam_recv(struct composite_context *ctx,
178                 TALLOC_CTX *mem_ctx, struct winbindd_pw **pw)
179 {
180         NTSTATUS status = composite_wait(ctx);
181
182         DEBUG(5, ("wb_cmd_getpwnam_recv called\n"));
183
184         if (NT_STATUS_IS_OK(status)) {
185                 struct cmd_getpwnam_state *state =
186                         talloc_get_type(ctx->private_data,
187                                         struct cmd_getpwnam_state);
188                 *pw = talloc_steal(mem_ctx, state->result);
189         }
190         talloc_free(ctx);
191         return status;
192
193 }
194