2 Unix SMB/CIFS implementation.
3 byte range lock tester - with local filesystem support
4 Copyright (C) Andrew Tridgell 1999
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 2 of the License, or
9 (at your option) any later version.
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.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 #include "system/passwd.h"
24 static fstring password
;
25 static fstring username
;
27 static int numops
= 1000;
30 static BOOL hide_unlock_fails
;
31 static BOOL use_oplocks
;
33 #define FILENAME "\\locktest.dat"
38 #define LOCKBASE (0x40000000 - 50)
44 #define RANGE_MULTIPLE 1
47 #define NCONNECTIONS 2
50 #define LOCK_TIMEOUT 0
62 static struct record
*recorded
;
64 static int try_open(struct smbcli_state
*c
, char *nfs
, int fstype
, const char *fname
, int flags
)
70 return smbcli_open(c
, fname
, flags
, DENY_NONE
);
73 slprintf(path
, sizeof(path
), "%s%s", nfs
, fname
);
74 pstring_sub(path
,"\\", "/");
75 return open(path
, flags
, 0666);
81 static BOOL
try_close(struct smbcli_state
*c
, int fstype
, int fd
)
85 return smbcli_close(c
, fd
);
88 return close(fd
) == 0;
94 static BOOL
try_lock(struct smbcli_state
*c
, int fstype
,
95 int fd
, uint_t start
, uint_t len
,
102 return smbcli_lock(c
, fd
, start
, len
, LOCK_TIMEOUT
, op
);
105 lock
.l_type
= (op
==READ_LOCK
) ? F_RDLCK
:F_WRLCK
;
106 lock
.l_whence
= SEEK_SET
;
107 lock
.l_start
= start
;
109 lock
.l_pid
= getpid();
110 return fcntl(fd
,F_SETLK
,&lock
) == 0;
116 static BOOL
try_unlock(struct smbcli_state
*c
, int fstype
,
117 int fd
, uint_t start
, uint_t len
)
123 return smbcli_unlock(c
, fd
, start
, len
);
126 lock
.l_type
= F_UNLCK
;
127 lock
.l_whence
= SEEK_SET
;
128 lock
.l_start
= start
;
130 lock
.l_pid
= getpid();
131 return fcntl(fd
,F_SETLK
,&lock
) == 0;
137 /*****************************************************
138 return a connection to a server
139 *******************************************************/
140 static struct smbcli_state
*connect_one(char *share
)
142 struct smbcli_state
*c
;
149 fstrcpy(server
,share
+2);
150 share
= strchr_m(server
,'\\');
151 if (!share
) return NULL
;
158 char *pass
= getpass("Password: ");
160 fstrcpy(password
, pass
);
164 slprintf(myname
,sizeof(myname
), "lock-%u-%u", getpid(), count
++);
166 nt_status
= smbcli_full_connection(NULL
,
167 &c
, myname
, server_n
, 0, share
, NULL
,
168 username
, lp_workgroup(), password
, NULL
);
169 if (!NT_STATUS_IS_OK(nt_status
)) {
170 DEBUG(0, ("smbcli_full_connection failed with error %s\n", nt_errstr(nt_status
)));
174 c
->use_oplocks
= use_oplocks
;
180 static void reconnect(struct smbcli_state
*cli
[NSERVERS
][NCONNECTIONS
],
182 int fnum
[NSERVERS
][NUMFSTYPES
][NCONNECTIONS
][NFILES
],
183 char *share1
, char *share2
)
185 int server
, conn
, f
, fstype
;
192 for (server
=0;server
<NSERVERS
;server
++)
193 for (conn
=0;conn
<NCONNECTIONS
;conn
++) {
194 if (cli
[server
][conn
]) {
195 for (f
=0;f
<NFILES
;f
++) {
196 smbcli_close(cli
[server
][conn
], fnum
[server
][fstype
][conn
][f
]);
198 smbcli_ulogoff(cli
[server
][conn
]);
199 talloc_free(cli
[server
][conn
]);
201 cli
[server
][conn
] = connect_one(share
[server
]);
202 if (!cli
[server
][conn
]) {
203 DEBUG(0,("Failed to connect to %s\n", share
[server
]));
211 static BOOL
test_one(struct smbcli_state
*cli
[NSERVERS
][NCONNECTIONS
],
213 int fnum
[NSERVERS
][NUMFSTYPES
][NCONNECTIONS
][NFILES
],
216 uint_t conn
= rec
->conn
;
218 uint_t fstype
= rec
->fstype
;
219 uint_t start
= rec
->start
;
220 uint_t len
= rec
->len
;
235 for (server
=0;server
<NSERVERS
;server
++) {
236 ret
[server
] = try_lock(cli
[server
][conn
], fstype
,
237 fnum
[server
][fstype
][conn
][f
],
240 if (showall
|| ret
[0] != ret
[1]) {
241 printf("lock conn=%u fstype=%u f=%u range=%u:%u(%u) op=%s -> %u:%u\n",
243 start
, start
+len
-1, len
,
244 op
==READ_LOCK
?"READ_LOCK":"WRITE_LOCK",
247 if (ret
[0] != ret
[1]) return False
;
248 } else if (r2
< LOCK_PCT
+UNLOCK_PCT
) {
250 for (server
=0;server
<NSERVERS
;server
++) {
251 ret
[server
] = try_unlock(cli
[server
][conn
], fstype
,
252 fnum
[server
][fstype
][conn
][f
],
255 if (showall
|| (!hide_unlock_fails
&& (ret
[0] != ret
[1]))) {
256 printf("unlock conn=%u fstype=%u f=%u range=%u:%u(%u) -> %u:%u\n",
258 start
, start
+len
-1, len
,
261 if (!hide_unlock_fails
&& ret
[0] != ret
[1]) return False
;
263 /* reopen the file */
264 for (server
=0;server
<NSERVERS
;server
++) {
265 try_close(cli
[server
][conn
], fstype
, fnum
[server
][fstype
][conn
][f
]);
266 fnum
[server
][fstype
][conn
][f
] = try_open(cli
[server
][conn
], nfs
[server
], fstype
, FILENAME
,
268 if (fnum
[server
][fstype
][conn
][f
] == -1) {
269 printf("failed to reopen on share1\n");
274 printf("reopen conn=%u fstype=%u f=%u\n",
281 static void close_files(struct smbcli_state
*cli
[NSERVERS
][NCONNECTIONS
],
283 int fnum
[NSERVERS
][NUMFSTYPES
][NCONNECTIONS
][NFILES
])
285 int server
, conn
, f
, fstype
;
287 for (server
=0;server
<NSERVERS
;server
++)
288 for (fstype
=0;fstype
<NUMFSTYPES
;fstype
++)
289 for (conn
=0;conn
<NCONNECTIONS
;conn
++)
290 for (f
=0;f
<NFILES
;f
++) {
291 if (fnum
[server
][fstype
][conn
][f
] != -1) {
292 try_close(cli
[server
][conn
], fstype
, fnum
[server
][fstype
][conn
][f
]);
293 fnum
[server
][fstype
][conn
][f
] = -1;
296 for (server
=0;server
<NSERVERS
;server
++) {
297 smbcli_unlink(cli
[server
][0], FILENAME
);
301 static void open_files(struct smbcli_state
*cli
[NSERVERS
][NCONNECTIONS
],
303 int fnum
[NSERVERS
][NUMFSTYPES
][NCONNECTIONS
][NFILES
])
305 int server
, fstype
, conn
, f
;
307 for (server
=0;server
<NSERVERS
;server
++)
308 for (fstype
=0;fstype
<NUMFSTYPES
;fstype
++)
309 for (conn
=0;conn
<NCONNECTIONS
;conn
++)
310 for (f
=0;f
<NFILES
;f
++) {
311 fnum
[server
][fstype
][conn
][f
] = try_open(cli
[server
][conn
], nfs
[server
], fstype
, FILENAME
,
313 if (fnum
[server
][fstype
][conn
][f
] == -1) {
314 fprintf(stderr
,"Failed to open fnum[%u][%u][%u][%u]\n",
315 server
, fstype
, conn
, f
);
322 static int retest(struct smbcli_state
*cli
[NSERVERS
][NCONNECTIONS
],
324 int fnum
[NSERVERS
][NUMFSTYPES
][NCONNECTIONS
][NFILES
],
328 printf("testing %u ...\n", n
);
329 for (i
=0; i
<n
; i
++) {
330 if (i
&& i
% 100 == 0) {
334 if (recorded
[i
].needed
&&
335 !test_one(cli
, nfs
, fnum
, &recorded
[i
])) return i
;
341 /* each server has two connections open to it. Each connection has two file
342 descriptors open on the file - 8 file descriptors in total
344 we then do random locking ops in tamdem on the 4 fnums from each
345 server and ensure that the results match
347 static void test_locks(char *share1
, char *share2
, char *nfspath1
, char *nfspath2
)
349 struct smbcli_state
*cli
[NSERVERS
][NCONNECTIONS
];
351 int fnum
[NSERVERS
][NUMFSTYPES
][NCONNECTIONS
][NFILES
];
360 recorded
= malloc_array_p(struct record
, numops
);
362 for (n
=0; n
<numops
; n
++) {
363 recorded
[n
].conn
= random() % NCONNECTIONS
;
364 recorded
[n
].fstype
= random() % NUMFSTYPES
;
365 recorded
[n
].f
= random() % NFILES
;
366 recorded
[n
].start
= LOCKBASE
+ ((uint_t
)random() % (LOCKRANGE
-1));
367 recorded
[n
].len
= 1 +
368 random() % (LOCKRANGE
-(recorded
[n
].start
-LOCKBASE
));
369 recorded
[n
].start
*= RANGE_MULTIPLE
;
370 recorded
[n
].len
*= RANGE_MULTIPLE
;
371 recorded
[n
].r1
= random() % 100;
372 recorded
[n
].r2
= random() % 100;
373 recorded
[n
].needed
= True
;
376 reconnect(cli
, nfs
, fnum
, share1
, share2
);
377 open_files(cli
, nfs
, fnum
);
378 n
= retest(cli
, nfs
, fnum
, numops
);
380 if (n
== numops
|| !analyze
) return;
386 close_files(cli
, nfs
, fnum
);
387 reconnect(cli
, nfs
, fnum
, share1
, share2
);
388 open_files(cli
, nfs
, fnum
);
390 for (i
=0;i
<n
-1;i
++) {
392 recorded
[i
].needed
= False
;
394 close_files(cli
, nfs
, fnum
);
395 open_files(cli
, nfs
, fnum
);
397 m
= retest(cli
, nfs
, fnum
, n
);
399 recorded
[i
].needed
= True
;
402 memmove(&recorded
[i
], &recorded
[i
+1],
403 (m
-i
)*sizeof(recorded
[0]));
413 close_files(cli
, nfs
, fnum
);
414 reconnect(cli
, nfs
, fnum
, share1
, share2
);
415 open_files(cli
, nfs
, fnum
);
417 n1
= retest(cli
, nfs
, fnum
, n
);
419 printf("ERROR - inconsistent result (%u %u)\n", n1
, n
);
421 close_files(cli
, nfs
, fnum
);
424 printf("{%u, %u, %u, %u, %u, %u, %u, %u},\n",
438 static void usage(void)
442 locktest //server1/share1 //server2/share2 /path1 /path2 [options..]\n\
447 -u hide unlock fails\n\
453 /****************************************************************************
455 ****************************************************************************/
456 int main(int argc
,char *argv
[])
458 char *share1
, *share2
, *nfspath1
, *nfspath2
;
469 if (argc
< 5 || argv
[1][0] == '-') {
479 all_string_sub(share1
,"/","\\",0);
480 all_string_sub(share2
,"/","\\",0);
482 setup_logging(argv
[0], DEBUG_STDOUT
);
489 if (getenv("USER")) {
490 fstrcpy(username
,getenv("USER"));
495 while ((opt
= getopt(argc
, argv
, "U:s:ho:aAW:O")) != EOF
) {
498 fstrcpy(username
,optarg
);
499 p
= strchr_m(username
,'%');
502 fstrcpy(password
, p
+1);
510 hide_unlock_fails
= True
;
513 numops
= atoi(optarg
);
528 printf("Unknown option %c (%d)\n", (char)opt
, opt
);
536 DEBUG(0,("seed=%u\n", seed
));
540 test_locks(share1
, share2
, nfspath1
, nfspath2
);