1 /*
2 * Copyright (c) 2000, Boris Popov
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by Boris Popov.
16 * 4. Neither the name of the author nor the names of any co-contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 * $Id: login.c,v 1.8 2004/03/19 01:49:48 lindak Exp $
33 */
34
35 #include <sys/param.h>
36 #include <sys/errno.h>
37 #include <sys/stat.h>
38
39 #include <stdio.h>
40 #include <stdlib.h>
41 #include <strings.h>
42 #include <unistd.h>
43 #include <err.h>
44 #include <libintl.h>
45
46 #include <netsmb/smb_lib.h>
47 #include <netsmb/smb_keychain.h>
48
49 #include "common.h"
50
51 /* defaults */
52 static char def_dom[256];
53 static char def_usr[256];
54 static char tmp_arg[256];
55
56
57 /*
58 * Parse the string: domuser, which may be any of:
59 * "user@domain" or "domain/user" or "domain\\user"
60 * and return pointers to the domain and user parts.
61 * Modifies the string domuser in-place. Returned
62 * string pointers are within the string domusr.
63 */
64 int
smbfs_parse_domuser(char * domuser,char ** dom,char ** usr)65 smbfs_parse_domuser(char *domuser, char **dom, char **usr)
66 {
67 const char sep[] = "@/\\";
68 char sc, *p, *s1, *s2;
69
70 p = strpbrk(domuser, sep);
71 if (p == NULL) {
72 /* No separators - whole string is the user. */
73 *dom = NULL;
74 *usr = domuser;
75 return (0);
76 }
77
78 /* Have two strings. */
79 s1 = domuser;
80 sc = *p; /* Save the sep. char */
81 *p++ = '\0'; /* zap it */
82 s2 = p;
83
84 /* Enforce just one separator */
85 p = strpbrk(s2, sep);
86 if (p)
87 return (-1);
88
89 /*
90 * Now, which order are they?
91 * "user@domain" or "domain/user"
92 */
93 if (sc == '@') {
94 *usr = s1;
95 *dom = s2;
96 } else {
97 *dom = s1;
98 *usr = s2;
99 }
100
101 return (0);
102 }
103
104 void
login_usage(void)105 login_usage(void)
106 {
107 printf(gettext("usage: smbutil login [-c] [[domain/]user]\n"));
108 printf(gettext(" smbutil login [-c] [user[@domain]]\n"));
109 exit(1);
110 }
111
112 int
cmd_login(int argc,char * argv[])113 cmd_login(int argc, char *argv[])
114 {
115 static char prompt[64];
116 char *dom, *usr, *pass;
117 int err, opt;
118 int check = 0;
119
120 while ((opt = getopt(argc, argv, "c")) != EOF) {
121 switch (opt) {
122
123 case 'c': /* smbutil login -c ... */
124 check = 1;
125 break;
126
127 default:
128 login_usage();
129 break;
130 }
131 }
132
133 dom = usr = NULL;
134 if (optind < argc) {
135 strcpy(tmp_arg, argv[optind]);
136 err = smbfs_parse_domuser(tmp_arg, &dom, &usr);
137 if (err)
138 errx(1, gettext("failed to parse %s"), argv[optind]);
139 optind++;
140 }
141 if (optind != argc)
142 login_usage();
143
144 if (dom == NULL || usr == NULL) {
145 err = smbfs_default_dom_usr(NULL, NULL,
146 def_dom, sizeof (def_dom),
147 def_usr, sizeof (def_usr));
148 if (err)
149 errx(1, gettext("failed to get defaults"));
150 }
151 if (dom == NULL)
152 dom = def_dom;
153 else
154 nls_str_upper(dom, dom);
155 if (usr == NULL)
156 usr = def_usr;
157
158 if (check) {
159 err = smbfs_keychain_chk(dom, usr);
160 if (!err)
161 printf(gettext("Keychain entry exists.\n"));
162 else
163 printf(gettext("Keychain entry not found.\n"));
164 return (0);
165 }
166
167 snprintf(prompt, sizeof (prompt),
168 gettext("Password for %s/%s:"), dom, usr);
169 pass = getpassphrase(prompt);
170
171 err = smbfs_keychain_add((uid_t)-1, dom, usr, pass);
172 if (err)
173 errx(1, gettext("failed to add keychain entry"));
174
175 return (0);
176 }
177
178
179 void
logout_usage(void)180 logout_usage(void)
181 {
182 printf(gettext("usage: smbutil logout [[domain/]user]\n"));
183 printf(gettext(" smbutil logout [user[@domain]]\n"));
184 printf(gettext(" smbutil logout -a\n"));
185 exit(1);
186 }
187
188 int
cmd_logout(int argc,char * argv[])189 cmd_logout(int argc, char *argv[])
190 {
191 char *dom, *usr;
192 int err, opt;
193
194 while ((opt = getopt(argc, argv, "a")) != EOF) {
195 switch (opt) {
196
197 case 'a': /* smbutil logout -a */
198 if (optind != argc)
199 logout_usage();
200 err = smbfs_keychain_del_owner();
201 if (err)
202 errx(1,
203 gettext("failed to delete keychain entries"));
204 return (0);
205
206 default:
207 logout_usage();
208 break;
209 }
210 }
211
212 /* This part is like login. */
213 dom = usr = NULL;
214 if (optind < argc) {
215 strcpy(tmp_arg, argv[optind]);
216 err = smbfs_parse_domuser(tmp_arg, &dom, &usr);
217 if (err)
218 errx(1, gettext("failed to parse %s"), argv[optind]);
219 optind++;
220 }
221 if (optind != argc)
222 logout_usage();
223
224 if (dom == NULL || usr == NULL) {
225 err = smbfs_default_dom_usr(NULL, NULL,
226 def_dom, sizeof (def_dom),
227 def_usr, sizeof (def_usr));
228 if (err)
229 errx(1, gettext("failed to get defaults"));
230 }
231 if (dom == NULL)
232 dom = def_dom;
233 else
234 nls_str_upper(dom, dom);
235 if (usr == NULL)
236 usr = def_usr;
237
238 err = smbfs_keychain_del((uid_t)-1, dom, usr);
239 if (err)
240 errx(1, gettext("failed to delete keychain entry"));
241
242 return (0);
243 }
244
245
246 void
logoutall_usage(void)247 logoutall_usage(void)
248 {
249 printf(gettext("usage: smbutil logoutall\n"));
250 exit(1);
251 }
252
253 int
cmd_logoutall(int argc,char * argv[])254 cmd_logoutall(int argc, char *argv[])
255 {
256 int err;
257
258 if (optind != argc)
259 logoutall_usage();
260
261 err = smbfs_keychain_del_everyone();
262 if (err == EPERM) {
263 errx(1,
264 gettext("You must have super-user privileges to use this sub-command\n"));
265 }
266 if (err) {
267 errx(1, gettext("Failed to delete all keychain entries: %s\n"),
268 smb_strerror(err));
269 }
270
271 return (0);
272 }
273