s4 net: rename to samba-tool in order to not clash with s3 net
[nivanova/samba-autobuild/.git] / source4 / samba_tool / password.c
1 /*
2    Samba Unix/Linux SMB client library
3    Distributed SMB/CIFS Server Management Utility
4
5    Copyright (C) 2004 Stefan Metzmacher (metze@samba.org)
6
7    This program is free software; you can redistribute it and/or modify
8    it under the terms of the GNU General Public License as published by
9    the Free Software Foundation; either version 3 of the License, or
10    (at your option) any later version.
11
12    This program is distributed in the hope that it will be useful,
13    but WITHOUT ANY WARRANTY; without even the implied warranty of
14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15    GNU General Public License for more details.
16
17    You should have received a copy of the GNU General Public License
18    along with this program.  If not, see <http://www.gnu.org/licenses/>.
19 */
20
21 #include "includes.h"
22 #include "samba_tool/samba_tool.h"
23 #include "libnet/libnet.h"
24 #include "system/filesys.h"
25 #include "lib/events/events.h"
26 #include "auth/credentials/credentials.h"
27
28 /*
29  * Code for Changing and setting a password
30  */
31
32 static int net_password_change_usage(struct net_context *ctx, int argc, const char **argv)
33 {
34         d_printf("net_password_change_usage: TODO\n");
35         return 0;
36 }
37
38
39 static int net_password_change(struct net_context *ctx, int argc, const char **argv)
40 {
41         NTSTATUS status;
42         struct libnet_context *libnetctx;
43         union libnet_ChangePassword r;
44         char *password_prompt = NULL;
45         const char *new_password;
46
47         if (argc > 0 && argv[0]) {
48                 new_password = argv[0];
49         } else {
50                 password_prompt = talloc_asprintf(ctx, "Enter new password for account [%s\\%s]:",
51                                                         cli_credentials_get_domain(ctx->credentials),
52                                                         cli_credentials_get_username(ctx->credentials));
53                 new_password = getpass(password_prompt);
54         }
55
56         libnetctx = libnet_context_init(ctx->event_ctx, ctx->lp_ctx);
57         if (!libnetctx) {
58                 return -1;
59         }
60         libnetctx->cred = ctx->credentials;
61
62         /* prepare password change */
63         r.generic.level                 = LIBNET_CHANGE_PASSWORD_GENERIC;
64         r.generic.in.account_name       = cli_credentials_get_username(ctx->credentials);
65         r.generic.in.domain_name        = cli_credentials_get_domain(ctx->credentials);
66         r.generic.in.oldpassword        = cli_credentials_get_password(ctx->credentials);
67         r.generic.in.newpassword        = new_password;
68
69         /* do password change */
70         status = libnet_ChangePassword(libnetctx, ctx, &r);
71         if (!NT_STATUS_IS_OK(status)) {
72                 DEBUG(0,("net_password_change: %s\n",r.generic.out.error_string));
73                 return -1;
74         }
75
76         talloc_free(libnetctx);
77
78         return 0;
79 }
80
81
82 static int net_password_set_usage(struct net_context *ctx, int argc, const char **argv)
83 {
84         d_printf("net_password_set_usage: TODO\n");
85         return 0;
86 }
87
88
89 static int net_password_set(struct net_context *ctx, int argc, const char **argv)
90 {
91         NTSTATUS status;
92         struct libnet_context *libnetctx;
93         union libnet_SetPassword r;
94         char *password_prompt = NULL;
95         char *p;
96         char *tmp;
97         const char *account_name;
98         const char *domain_name;
99         const char *new_password = NULL;
100
101         switch (argc) {
102                 case 0: /* no args -> fail */
103                         return net_password_set_usage(ctx, argc, argv);
104                 case 1: /* only DOM\\user; prompt for password */
105                         tmp = talloc_strdup(ctx, argv[0]);
106                         break;
107                 case 2: /* DOM\\USER and password */
108                         tmp = talloc_strdup(ctx, argv[0]);
109                         new_password = argv[1];
110                         break;
111                 default: /* too mayn args -> fail */
112                         DEBUG(0,("net_password_set: too many args [%d]\n",argc));
113                         return net_password_usage(ctx, argc, argv);
114         }
115
116         if ((p = strchr_m(tmp,'\\'))) {
117                 *p = 0;
118                 domain_name = tmp;
119                 account_name = talloc_strdup(ctx, p+1);
120         } else {
121                 account_name = tmp;
122                 domain_name = cli_credentials_get_domain(ctx->credentials);
123         }
124
125         if (!new_password) {
126                 password_prompt = talloc_asprintf(ctx, "Enter new password for account [%s\\%s]:",
127                                                         domain_name, account_name);
128                 new_password = getpass(password_prompt);
129         }
130
131         libnetctx = libnet_context_init(ctx->event_ctx, ctx->lp_ctx);
132         if (!libnetctx) {
133                 return -1;
134         }
135         libnetctx->cred = ctx->credentials;
136
137         /* prepare password change */
138         r.generic.level                 = LIBNET_SET_PASSWORD_GENERIC;
139         r.generic.in.account_name       = account_name;
140         r.generic.in.domain_name        = domain_name;
141         r.generic.in.newpassword        = new_password;
142
143         /* do password change */
144         status = libnet_SetPassword(libnetctx, ctx, &r);
145         if (!NT_STATUS_IS_OK(status)) {
146                 DEBUG(0,("net_password_set: %s\n",r.generic.out.error_string));
147                 return -1;
148         }
149
150         talloc_free(libnetctx);
151
152         return 0;
153 }
154
155
156 static const struct net_functable net_password_functable[] = {
157         {"change", "change password (old password required)\n", net_password_change, net_password_change_usage },
158         {"set", "set password\n", net_password_set, net_password_set_usage },
159         {NULL, NULL}
160 };
161
162 int net_password(struct net_context *ctx, int argc, const char **argv)
163 {
164         return net_run_function(ctx, argc, argv, net_password_functable, net_password_usage);
165 }
166
167 int net_password_usage(struct net_context *ctx, int argc, const char **argv)
168 {
169         d_printf("samba-tool password <command> [options]\n");
170         return 0;
171 }