source: vendor/current/source3/torture/vfstest.c

Last change on this file was 988, checked in by Silvan Scherrer, 9 years ago

Samba Server: update vendor to version 4.4.3
File size: 13.0 KB
Line 
1/*
2 Unix SMB/CIFS implementation.
3 VFS module tester
4
5 Copyright (C) Simo Sorce 2002
6 Copyright (C) Eric Lorimer 2002
7 Copyright (C) Jelmer Vernooij 2002,2003
8
9 Most of this code was ripped off of rpcclient.
10 Copyright (C) Tim Potter 2000-2001
11
12 This program is free software; you can redistribute it and/or modify
13 it under the terms of the GNU General Public License as published by
14 the Free Software Foundation; either version 3 of the License, or
15 (at your option) any later version.
16
17 This program is distributed in the hope that it will be useful,
18 but WITHOUT ANY WARRANTY; without even the implied warranty of
19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 GNU General Public License for more details.
21
22 You should have received a copy of the GNU General Public License
23 along with this program. If not, see <http://www.gnu.org/licenses/>.
24*/
25
26#include "includes.h"
27#include "smbd/smbd.h"
28#include "smbd/globals.h"
29#include "popt_common.h"
30#include "vfstest.h"
31#include "../libcli/smbreadline/smbreadline.h"
32#include "auth.h"
33#include "serverid.h"
34#include "messages.h"
35#include "libcli/security/security.h"
36#include "lib/smbd_shim.h"
37#include "system/filesys.h"
38
39/* List to hold groups of commands */
40static struct cmd_list {
41 struct cmd_list *prev, *next;
42 struct cmd_set *cmd_set;
43} *cmd_list;
44
45/* shall we do talloc_report after each command? */
46static int memreports = 0;
47
48/****************************************************************************
49handle completion of commands for readline
50****************************************************************************/
51static char **completion_fn(const char *text, int start, int end)
52{
53#define MAX_COMPLETIONS 100
54 char **matches;
55 int i, count=0;
56 struct cmd_list *commands = cmd_list;
57
58 if (start)
59 return NULL;
60
61 /* make sure we have a list of valid commands */
62 if (!commands)
63 return NULL;
64
65 matches = SMB_MALLOC_ARRAY(char *, MAX_COMPLETIONS);
66 if (!matches) return NULL;
67
68 matches[count++] = SMB_STRDUP(text);
69 if (!matches[0]) return NULL;
70
71 while (commands && count < MAX_COMPLETIONS-1)
72 {
73 if (!commands->cmd_set)
74 break;
75
76 for (i=0; commands->cmd_set[i].name; i++)
77 {
78 if ((strncmp(text, commands->cmd_set[i].name, strlen(text)) == 0) &&
79 commands->cmd_set[i].fn)
80 {
81 matches[count] = SMB_STRDUP(commands->cmd_set[i].name);
82 if (!matches[count])
83 return NULL;
84 count++;
85 }
86 }
87
88 commands = commands->next;
89 }
90
91 if (count == 2) {
92 SAFE_FREE(matches[0]);
93 matches[0] = SMB_STRDUP(matches[1]);
94 }
95 matches[count] = NULL;
96 return matches;
97}
98
99static char *next_command(TALLOC_CTX *ctx, char **cmdstr)
100{
101 char *command;
102 char *p;
103
104 if (!cmdstr || !(*cmdstr))
105 return NULL;
106
107 p = strchr_m(*cmdstr, ';');
108 if (p)
109 *p = '\0';
110 command = talloc_strdup(ctx, *cmdstr);
111
112 /* Pass back the remaining cmdstring
113 (a trailing delimiter ";" does also work),
114 or NULL at last cmdstring.
115 */
116 *cmdstr = p ? p + 1 : p;
117
118 return command;
119}
120
121/* Load specified configuration file */
122static NTSTATUS cmd_conf(struct vfs_state *vfs, TALLOC_CTX *mem_ctx,
123 int argc, const char **argv)
124{
125 if (argc != 2) {
126 printf("Usage: %s <smb.conf>\n", argv[0]);
127 return NT_STATUS_OK;
128 }
129
130 if (!lp_load_with_shares(argv[1])) {
131 printf("Error loading \"%s\"\n", argv[1]);
132 return NT_STATUS_OK;
133 }
134
135 printf("\"%s\" successfully loaded\n", argv[1]);
136 return NT_STATUS_OK;
137}
138
139/* Display help on commands */
140static NTSTATUS cmd_help(struct vfs_state *vfs, TALLOC_CTX *mem_ctx,
141 int argc, const char **argv)
142{
143 struct cmd_list *tmp;
144 struct cmd_set *tmp_set;
145
146 /* Usage */
147 if (argc > 2) {
148 printf("Usage: %s [command]\n", argv[0]);
149 return NT_STATUS_OK;
150 }
151
152 /* Help on one command */
153
154 if (argc == 2) {
155 for (tmp = cmd_list; tmp; tmp = tmp->next) {
156
157 tmp_set = tmp->cmd_set;
158
159 while(tmp_set->name) {
160 if (strequal(argv[1], tmp_set->name)) {
161 if (tmp_set->usage &&
162 tmp_set->usage[0])
163 printf("%s\n", tmp_set->usage);
164 else
165 printf("No help for %s\n", tmp_set->name);
166
167 return NT_STATUS_OK;
168 }
169
170 tmp_set++;
171 }
172 }
173
174 printf("No such command: %s\n", argv[1]);
175 return NT_STATUS_OK;
176 }
177
178 /* List all commands */
179
180 for (tmp = cmd_list; tmp; tmp = tmp->next) {
181
182 tmp_set = tmp->cmd_set;
183
184 while(tmp_set->name) {
185
186 printf("%15s\t\t%s\n", tmp_set->name,
187 tmp_set->description ? tmp_set->description:
188 "");
189
190 tmp_set++;
191 }
192 }
193
194 return NT_STATUS_OK;
195}
196
197/* Change the debug level */
198static NTSTATUS cmd_debuglevel(struct vfs_state *vfs, TALLOC_CTX *mem_ctx, int argc, const char **argv)
199{
200 if (argc > 2) {
201 printf("Usage: %s [debuglevel]\n", argv[0]);
202 return NT_STATUS_OK;
203 }
204
205 if (argc == 2) {
206 lp_set_cmdline("log level", argv[1]);
207 }
208
209 printf("debuglevel is %d\n", DEBUGLEVEL);
210
211 return NT_STATUS_OK;
212}
213
214static NTSTATUS cmd_freemem(struct vfs_state *vfs, TALLOC_CTX *mem_ctx, int argc, const char **argv)
215{
216 /* Cleanup */
217 talloc_destroy(mem_ctx);
218 mem_ctx = NULL;
219 vfs->data = NULL;
220 vfs->data_size = 0;
221 return NT_STATUS_OK;
222}
223
224static NTSTATUS cmd_quit(struct vfs_state *vfs, TALLOC_CTX *mem_ctx, int argc, const char **argv)
225{
226 /* Cleanup */
227 talloc_destroy(mem_ctx);
228
229 exit(0);
230 return NT_STATUS_OK; /* NOTREACHED */
231}
232
233static struct cmd_set vfstest_commands[] = {
234
235 { "GENERAL OPTIONS" },
236
237 { "conf", cmd_conf, "Load smb configuration file", "conf <smb.conf>" },
238 { "help", cmd_help, "Get help on commands", "" },
239 { "?", cmd_help, "Get help on commands", "" },
240 { "debuglevel", cmd_debuglevel, "Set debug level", "" },
241 { "freemem", cmd_freemem, "Free currently allocated buffers", "" },
242 { "exit", cmd_quit, "Exit program", "" },
243 { "quit", cmd_quit, "Exit program", "" },
244
245 { NULL }
246};
247
248static struct cmd_set separator_command[] = {
249 { "---------------", NULL, "----------------------" },
250 { NULL }
251};
252
253
254extern struct cmd_set vfs_commands[];
255static struct cmd_set *vfstest_command_list[] = {
256 vfstest_commands,
257 vfs_commands,
258 NULL
259};
260
261static void add_command_set(struct cmd_set *cmd_set)
262{
263 struct cmd_list *entry;
264
265 if (!(entry = SMB_MALLOC_P(struct cmd_list))) {
266 DEBUG(0, ("out of memory\n"));
267 return;
268 }
269
270 ZERO_STRUCTP(entry);
271
272 entry->cmd_set = cmd_set;
273 DLIST_ADD(cmd_list, entry);
274}
275
276static NTSTATUS do_cmd(struct vfs_state *vfs, struct cmd_set *cmd_entry, char *cmd)
277{
278 const char *p = cmd;
279 const char **argv = NULL;
280 NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
281 char *buf;
282 TALLOC_CTX *mem_ctx = talloc_stackframe();
283 int argc = 0;
284
285 /* Count number of arguments first time through the loop then
286 allocate memory and strdup them. */
287
288 again:
289 while(next_token_talloc(mem_ctx, &p, &buf, " ")) {
290 if (argv) {
291 argv[argc] = talloc_strdup(argv, buf);
292 }
293 argc++;
294 }
295
296 if (!argv) {
297 /* Create argument list */
298
299 argv = talloc_zero_array(mem_ctx, const char *, argc);
300 if (argv == NULL) {
301 fprintf(stderr, "out of memory\n");
302 result = NT_STATUS_NO_MEMORY;
303 goto done;
304 }
305
306 p = cmd;
307 argc = 0;
308
309 goto again;
310 }
311
312 /* Call the function */
313
314 if (cmd_entry->fn) {
315 /* Run command */
316 result = cmd_entry->fn(vfs, mem_ctx, argc, (const char **)argv);
317 } else {
318 fprintf (stderr, "Invalid command\n");
319 goto done;
320 }
321
322 done:
323
324 /* Cleanup */
325
326 if (argv) {
327 char **_argv = discard_const_p(char *, argv);
328 TALLOC_FREE(_argv);
329 argv = NULL;
330 }
331
332 if (memreports != 0) {
333 talloc_report_full(mem_ctx, stdout);
334 }
335 TALLOC_FREE(mem_ctx);
336 return result;
337}
338
339/* Process a command entered at the prompt or as part of -c */
340static NTSTATUS process_cmd(struct vfs_state *vfs, char *cmd)
341{
342 struct cmd_list *temp_list;
343 bool found = False;
344 char *buf;
345 const char *p = cmd;
346 NTSTATUS result = NT_STATUS_OK;
347 TALLOC_CTX *mem_ctx = talloc_stackframe();
348 int len = 0;
349
350 if (cmd[strlen(cmd) - 1] == '\n')
351 cmd[strlen(cmd) - 1] = '\0';
352
353 if (!next_token_talloc(mem_ctx, &p, &buf, " ")) {
354 TALLOC_FREE(mem_ctx);
355 return NT_STATUS_OK;
356 }
357
358 /* Strip the trailing \n if it exists */
359 len = strlen(buf);
360 if (buf[len-1] == '\n')
361 buf[len-1] = '\0';
362
363 /* Search for matching commands */
364
365 for (temp_list = cmd_list; temp_list; temp_list = temp_list->next) {
366 struct cmd_set *temp_set = temp_list->cmd_set;
367
368 while(temp_set->name) {
369 if (strequal(buf, temp_set->name)) {
370 found = True;
371 result = do_cmd(vfs, temp_set, cmd);
372
373 goto done;
374 }
375 temp_set++;
376 }
377 }
378
379 done:
380 if (!found && buf[0]) {
381 printf("command not found: %s\n", buf);
382 TALLOC_FREE(mem_ctx);
383 return NT_STATUS_OK;
384 }
385
386 if (!NT_STATUS_IS_OK(result)) {
387 printf("result was %s\n", nt_errstr(result));
388 }
389
390 TALLOC_FREE(mem_ctx);
391 return result;
392}
393
394static void process_file(struct vfs_state *pvfs, char *filename) {
395 FILE *file;
396 char command[3 * PATH_MAX];
397
398 if (*filename == '-') {
399 file = stdin;
400 } else {
401 file = fopen(filename, "r");
402 if (file == NULL) {
403 printf("vfstest: error reading file (%s)!", filename);
404 printf("errno n.%d: %s", errno, strerror(errno));
405 exit(-1);
406 }
407 }
408
409 while (fgets(command, 3 * PATH_MAX, file) != NULL) {
410 process_cmd(pvfs, command);
411 }
412
413 if (file != stdin) {
414 fclose(file);
415 }
416}
417
418static void vfstest_exit_server(const char * const reason) _NORETURN_;
419static void vfstest_exit_server(const char * const reason)
420{
421 DEBUG(3,("Server exit (%s)\n", (reason ? reason : "")));
422 exit(0);
423}
424
425static void vfstest_exit_server_cleanly(const char * const reason) _NORETURN_;
426static void vfstest_exit_server_cleanly(const char * const reason)
427{
428 vfstest_exit_server("normal exit");
429}
430
431struct smb_request *vfstest_get_smbreq(TALLOC_CTX *mem_ctx,
432 struct vfs_state *vfs)
433{
434 struct smb_request *result;
435 uint8_t *inbuf;
436
437 result = talloc_zero(mem_ctx, struct smb_request);
438 if (result == NULL) {
439 return NULL;
440 }
441 result->sconn = vfs->conn->sconn;
442 result->mid = ++vfs->mid;
443
444 inbuf = talloc_array(result, uint8_t, smb_size);
445 if (inbuf == NULL) {
446 goto fail;
447 }
448 SSVAL(inbuf, smb_mid, result->mid);
449 smb_setlen(inbuf, smb_size-4);
450 result->inbuf = inbuf;
451 return result;
452fail:
453 TALLOC_FREE(result);
454 return NULL;
455}
456
457/* Main function */
458
459int main(int argc, const char *argv[])
460{
461 char *cmdstr = NULL;
462 struct cmd_set **cmd_set;
463 struct vfs_state *vfs;
464 int i;
465 char *filename = NULL;
466 char cwd[MAXPATHLEN];
467 TALLOC_CTX *frame = talloc_stackframe();
468 struct tevent_context *ev;
469 struct auth_session_info *session_info = NULL;
470 NTSTATUS status = NT_STATUS_OK;
471
472 /* make sure the vars that get altered (4th field) are in
473 a fixed location or certain compilers complain */
474 poptContext pc;
475 struct poptOption long_options[] = {
476 POPT_AUTOHELP
477 {"file", 'f', POPT_ARG_STRING, &filename, 0, },
478 {"command", 'c', POPT_ARG_STRING, &cmdstr, 0, "Execute specified list of commands" },
479 {"memreport", 'm', POPT_ARG_INT, &memreports, 0,
480 "Report memory left on talloc stackframe after each command" },
481 POPT_COMMON_SAMBA
482 POPT_TABLEEND
483 };
484 static const struct smbd_shim vfstest_shim_fns =
485 {
486 .exit_server = vfstest_exit_server,
487 .exit_server_cleanly = vfstest_exit_server_cleanly,
488 };
489
490 smb_init_locale();
491
492 setlinebuf(stdout);
493
494 pc = poptGetContext("vfstest", argc, argv, long_options, 0);
495
496 while(poptGetNextOpt(pc) != -1);
497
498
499 poptFreeContext(pc);
500
501 /* we want total control over the permissions on created files,
502 so set our umask to 0 */
503 umask(0);
504
505 lp_load_initial_only(get_dyn_CONFIGFILE());
506
507 /* TODO: check output */
508 reload_services(NULL, NULL, false);
509
510 /* the following functions are part of the Samba debugging
511 facilities. See lib/debug.c */
512 setup_logging("vfstest", DEBUG_STDOUT);
513
514 set_smbd_shim(&vfstest_shim_fns);
515
516 /* Load command lists */
517
518 cmd_set = vfstest_command_list;
519
520 while(*cmd_set) {
521 add_command_set(*cmd_set);
522 add_command_set(separator_command);
523 cmd_set++;
524 }
525
526 /* some basic initialization stuff */
527 sec_init();
528 init_guest_info();
529 locking_init();
530 serverid_parent_init(NULL);
531 vfs = talloc_zero(NULL, struct vfs_state);
532 if (vfs == NULL) {
533 return 1;
534 }
535 status = make_session_info_guest(vfs, &session_info);
536 if (!NT_STATUS_IS_OK(status)) {
537 return 1;
538 }
539
540 ev = server_event_context();
541
542 status = create_conn_struct(vfs,
543 ev,
544 server_messaging_context(),
545 &vfs->conn,
546 -1,
547 getcwd(cwd, sizeof(cwd)),
548 session_info);
549 if (!NT_STATUS_IS_OK(status)) {
550 return 1;
551 }
552
553 vfs->conn->share_access = FILE_GENERIC_ALL;
554 vfs->conn->read_only = false;
555
556 serverid_register(messaging_server_id(vfs->conn->sconn->msg_ctx), 0);
557 file_init(vfs->conn->sconn);
558 for (i=0; i < 1024; i++)
559 vfs->files[i] = NULL;
560
561 if (!posix_locking_init(false)) {
562 return 1;
563 }
564
565 /* Do we have a file input? */
566 if (filename && filename[0]) {
567 process_file(vfs, filename);
568 return 0;
569 }
570
571 /* Do anything specified with -c */
572 if (cmdstr && cmdstr[0]) {
573 char *cmd;
574 char *p = cmdstr;
575
576 while((cmd=next_command(frame, &p)) != NULL) {
577 status = process_cmd(vfs, cmd);
578 }
579
580 TALLOC_FREE(cmd);
581 return NT_STATUS_IS_OK(status) ? 0 : 1;
582 }
583
584 /* Loop around accepting commands */
585
586 while(1) {
587 char *line = NULL;
588
589 line = smb_readline("vfstest $> ", NULL, completion_fn);
590
591 if (line == NULL) {
592 break;
593 }
594
595 if (line[0] != '\n') {
596 status = process_cmd(vfs, line);
597 }
598 SAFE_FREE(line);
599 }
600
601 TALLOC_FREE(vfs);
602 TALLOC_FREE(frame);
603 return NT_STATUS_IS_OK(status) ? 0 : 1;
604}
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