source: vendor/current/nsswitch/nsstest.c@ 557

Last change on this file since 557 was 414, checked in by Herwig Bauernfeind, 16 years ago

Samba 3.5.0: Initial import
File size: 9.3 KB
Line 
1/*
2 Unix SMB/CIFS implementation.
3 nss tester for winbindd
4 Copyright (C) Andrew Tridgell 2001
5
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
18*/
19
20#include "includes.h"
21
22#include "nsswitch/nsstest.h"
23
24static const char *so_path = "/lib/libnss_winbind.so";
25static const char *nss_name = "winbind";
26static int nss_errno;
27static NSS_STATUS last_error;
28static int total_errors;
29
30static void *find_fn(const char *name)
31{
32 char s[1024];
33 static void *h;
34 void *res;
35
36 snprintf(s,sizeof(s), "_nss_%s_%s", nss_name, name);
37
38 if (!h) {
39 h = dlopen(so_path, RTLD_LAZY);
40 }
41 if (!h) {
42 printf("Can't open shared library %s\n", so_path);
43 exit(1);
44 }
45 res = dlsym(h, s);
46 if (!res) {
47 printf("Can't find function %s\n", s);
48 return NULL;
49 }
50 return res;
51}
52
53static void report_nss_error(const char *who, NSS_STATUS status)
54{
55 last_error = status;
56 total_errors++;
57 printf("ERROR %s: NSS_STATUS=%d %d (nss_errno=%d)\n",
58 who, status, NSS_STATUS_SUCCESS, nss_errno);
59}
60
61static struct passwd *nss_getpwent(void)
62{
63 NSS_STATUS (*_nss_getpwent_r)(struct passwd *, char *,
64 size_t , int *) = find_fn("getpwent_r");
65 static struct passwd pwd;
66 static char buf[1000];
67 NSS_STATUS status;
68
69 status = _nss_getpwent_r(&pwd, buf, sizeof(buf), &nss_errno);
70 if (status == NSS_STATUS_NOTFOUND) {
71 return NULL;
72 }
73 if (status != NSS_STATUS_SUCCESS) {
74 report_nss_error("getpwent", status);
75 return NULL;
76 }
77 return &pwd;
78}
79
80static struct passwd *nss_getpwnam(const char *name)
81{
82 NSS_STATUS (*_nss_getpwnam_r)(const char *, struct passwd *, char *,
83 size_t , int *) = find_fn("getpwnam_r");
84 static struct passwd pwd;
85 static char buf[1000];
86 NSS_STATUS status;
87
88 status = _nss_getpwnam_r(name, &pwd, buf, sizeof(buf), &nss_errno);
89 if (status == NSS_STATUS_NOTFOUND) {
90 return NULL;
91 }
92 if (status != NSS_STATUS_SUCCESS) {
93 report_nss_error("getpwnam", status);
94 return NULL;
95 }
96 return &pwd;
97}
98
99static struct passwd *nss_getpwuid(uid_t uid)
100{
101 NSS_STATUS (*_nss_getpwuid_r)(uid_t , struct passwd *, char *,
102 size_t , int *) = find_fn("getpwuid_r");
103 static struct passwd pwd;
104 static char buf[1000];
105 NSS_STATUS status;
106
107 status = _nss_getpwuid_r(uid, &pwd, buf, sizeof(buf), &nss_errno);
108 if (status == NSS_STATUS_NOTFOUND) {
109 return NULL;
110 }
111 if (status != NSS_STATUS_SUCCESS) {
112 report_nss_error("getpwuid", status);
113 return NULL;
114 }
115 return &pwd;
116}
117
118static void nss_setpwent(void)
119{
120 NSS_STATUS (*_nss_setpwent)(void) = find_fn("setpwent");
121 NSS_STATUS status;
122 status = _nss_setpwent();
123 if (status != NSS_STATUS_SUCCESS) {
124 report_nss_error("setpwent", status);
125 }
126}
127
128static void nss_endpwent(void)
129{
130 NSS_STATUS (*_nss_endpwent)(void) = find_fn("endpwent");
131 NSS_STATUS status;
132 status = _nss_endpwent();
133 if (status != NSS_STATUS_SUCCESS) {
134 report_nss_error("endpwent", status);
135 }
136}
137
138
139static struct group *nss_getgrent(void)
140{
141 NSS_STATUS (*_nss_getgrent_r)(struct group *, char *,
142 size_t , int *) = find_fn("getgrent_r");
143 static struct group grp;
144 static char *buf;
145 static int buflen = 1024;
146 NSS_STATUS status;
147
148 if (!buf) buf = malloc_array_p(char, buflen);
149
150again:
151 status = _nss_getgrent_r(&grp, buf, buflen, &nss_errno);
152 if (status == NSS_STATUS_TRYAGAIN) {
153 buflen *= 2;
154 buf = realloc_p(buf, char, buflen);
155 goto again;
156 }
157 if (status == NSS_STATUS_NOTFOUND) {
158 return NULL;
159 }
160 if (status != NSS_STATUS_SUCCESS) {
161 report_nss_error("getgrent", status);
162 return NULL;
163 }
164 return &grp;
165}
166
167static struct group *nss_getgrnam(const char *name)
168{
169 NSS_STATUS (*_nss_getgrnam_r)(const char *, struct group *, char *,
170 size_t , int *) = find_fn("getgrnam_r");
171 static struct group grp;
172 static char *buf;
173 static int buflen = 1000;
174 NSS_STATUS status;
175
176 if (!buf) buf = malloc_array_p(char, buflen);
177again:
178 status = _nss_getgrnam_r(name, &grp, buf, buflen, &nss_errno);
179 if (status == NSS_STATUS_TRYAGAIN) {
180 buflen *= 2;
181 buf = realloc_p(buf, char, buflen);
182 goto again;
183 }
184 if (status == NSS_STATUS_NOTFOUND) {
185 return NULL;
186 }
187 if (status != NSS_STATUS_SUCCESS) {
188 report_nss_error("getgrnam", status);
189 return NULL;
190 }
191 return &grp;
192}
193
194static struct group *nss_getgrgid(gid_t gid)
195{
196 NSS_STATUS (*_nss_getgrgid_r)(gid_t , struct group *, char *,
197 size_t , int *) = find_fn("getgrgid_r");
198 static struct group grp;
199 static char *buf;
200 static int buflen = 1000;
201 NSS_STATUS status;
202
203 if (!buf) buf = malloc_array_p(char, buflen);
204again:
205 status = _nss_getgrgid_r(gid, &grp, buf, buflen, &nss_errno);
206 if (status == NSS_STATUS_TRYAGAIN) {
207 buflen *= 2;
208 buf = realloc_p(buf, char, buflen);
209 goto again;
210 }
211 if (status == NSS_STATUS_NOTFOUND) {
212 return NULL;
213 }
214 if (status != NSS_STATUS_SUCCESS) {
215 report_nss_error("getgrgid", status);
216 return NULL;
217 }
218 return &grp;
219}
220
221static void nss_setgrent(void)
222{
223 NSS_STATUS (*_nss_setgrent)(void) = find_fn("setgrent");
224 NSS_STATUS status;
225 status = _nss_setgrent();
226 if (status != NSS_STATUS_SUCCESS) {
227 report_nss_error("setgrent", status);
228 }
229}
230
231static void nss_endgrent(void)
232{
233 NSS_STATUS (*_nss_endgrent)(void) = find_fn("endgrent");
234 NSS_STATUS status;
235 status = _nss_endgrent();
236 if (status != NSS_STATUS_SUCCESS) {
237 report_nss_error("endgrent", status);
238 }
239}
240
241static int nss_initgroups(char *user, gid_t group, gid_t **groups, long int *start, long int *size)
242{
243 NSS_STATUS (*_nss_initgroups)(char *, gid_t , long int *,
244 long int *, gid_t **, long int , int *) =
245 find_fn("initgroups_dyn");
246 NSS_STATUS status;
247
248 if (!_nss_initgroups) return NSS_STATUS_UNAVAIL;
249
250 status = _nss_initgroups(user, group, start, size, groups, 0, &nss_errno);
251 if (status != NSS_STATUS_SUCCESS) {
252 report_nss_error("initgroups", status);
253 }
254 return status;
255}
256
257static void print_passwd(struct passwd *pwd)
258{
259 printf("%s:%s:%d:%d:%s:%s:%s\n",
260 pwd->pw_name,
261 pwd->pw_passwd,
262 pwd->pw_uid,
263 pwd->pw_gid,
264 pwd->pw_gecos,
265 pwd->pw_dir,
266 pwd->pw_shell);
267}
268
269static void print_group(struct group *grp)
270{
271 int i;
272 printf("%s:%s:%d: ",
273 grp->gr_name,
274 grp->gr_passwd,
275 grp->gr_gid);
276
277 if (!grp->gr_mem[0]) {
278 printf("\n");
279 return;
280 }
281
282 for (i=0; grp->gr_mem[i+1]; i++) {
283 printf("%s, ", grp->gr_mem[i]);
284 }
285 printf("%s\n", grp->gr_mem[i]);
286}
287
288static void nss_test_initgroups(char *name, gid_t gid)
289{
290 long int size = 16;
291 long int start = 1;
292 gid_t *groups = NULL;
293 int i;
294 NSS_STATUS status;
295
296 groups = (gid_t *)malloc_array_p(gid_t, size);
297 groups[0] = gid;
298
299 status = nss_initgroups(name, gid, &groups, &start, &size);
300 if (status == NSS_STATUS_UNAVAIL) {
301 printf("No initgroups fn\n");
302 return;
303 }
304
305 for (i=0; i<start-1; i++) {
306 printf("%d, ", groups[i]);
307 }
308 printf("%d\n", groups[i]);
309}
310
311
312static void nss_test_users(void)
313{
314 struct passwd *pwd;
315
316 nss_setpwent();
317 /* loop over all users */
318 while ((pwd = nss_getpwent())) {
319 printf("Testing user %s\n", pwd->pw_name);
320 printf("getpwent: "); print_passwd(pwd);
321 pwd = nss_getpwuid(pwd->pw_uid);
322 if (!pwd) {
323 total_errors++;
324 printf("ERROR: can't getpwuid\n");
325 continue;
326 }
327 printf("getpwuid: "); print_passwd(pwd);
328 pwd = nss_getpwnam(pwd->pw_name);
329 if (!pwd) {
330 total_errors++;
331 printf("ERROR: can't getpwnam\n");
332 continue;
333 }
334 printf("getpwnam: "); print_passwd(pwd);
335 printf("initgroups: "); nss_test_initgroups(pwd->pw_name, pwd->pw_gid);
336 printf("\n");
337 }
338 nss_endpwent();
339}
340
341static void nss_test_groups(void)
342{
343 struct group *grp;
344
345 nss_setgrent();
346 /* loop over all groups */
347 while ((grp = nss_getgrent())) {
348 printf("Testing group %s\n", grp->gr_name);
349 printf("getgrent: "); print_group(grp);
350 grp = nss_getgrnam(grp->gr_name);
351 if (!grp) {
352 total_errors++;
353 printf("ERROR: can't getgrnam\n");
354 continue;
355 }
356 printf("getgrnam: "); print_group(grp);
357 grp = nss_getgrgid(grp->gr_gid);
358 if (!grp) {
359 total_errors++;
360 printf("ERROR: can't getgrgid\n");
361 continue;
362 }
363 printf("getgrgid: "); print_group(grp);
364 printf("\n");
365 }
366 nss_endgrent();
367}
368
369static void nss_test_errors(void)
370{
371 struct passwd *pwd;
372 struct group *grp;
373
374 pwd = getpwnam("nosuchname");
375 if (pwd || last_error != NSS_STATUS_NOTFOUND) {
376 total_errors++;
377 printf("ERROR Non existant user gave error %d\n", last_error);
378 }
379
380 pwd = getpwuid(0xFFF0);
381 if (pwd || last_error != NSS_STATUS_NOTFOUND) {
382 total_errors++;
383 printf("ERROR Non existant uid gave error %d\n", last_error);
384 }
385
386 grp = getgrnam("nosuchgroup");
387 if (grp || last_error != NSS_STATUS_NOTFOUND) {
388 total_errors++;
389 printf("ERROR Non existant group gave error %d\n", last_error);
390 }
391
392 grp = getgrgid(0xFFF0);
393 if (grp || last_error != NSS_STATUS_NOTFOUND) {
394 total_errors++;
395 printf("ERROR Non existant gid gave error %d\n", last_error);
396 }
397}
398
399 int main(int argc, char *argv[])
400{
401 if (argc > 1) so_path = argv[1];
402 if (argc > 2) nss_name = argv[2];
403
404 nss_test_users();
405 nss_test_groups();
406 nss_test_errors();
407
408 printf("total_errors=%d\n", total_errors);
409
410 return total_errors;
411}
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