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 3 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, see <http://www.gnu.org/licenses/>.
21 #include "system/passwd.h"
23 static fstring password
;
24 static fstring username
;
26 static int numops
= 1000;
29 static bool hide_unlock_fails
;
30 static bool use_oplocks
;
32 #define FILENAME "\\locktest.dat"
37 #define LOCKBASE (0x40000000 - 50)
43 #define RANGE_MULTIPLE 1
46 #define NCONNECTIONS 2
49 #define LOCK_TIMEOUT 0
61 static struct record
*recorded
;
63 static int try_open(struct smbcli_state
*c
, char *nfs
, int fstype
, const char *fname
, int flags
)
69 return smbcli_open(c
, fname
, flags
, DENY_NONE
);
72 slprintf(path
, sizeof(path
), "%s%s", nfs
, fname
);
73 pstring_sub(path
,"\\", "/");
74 return open(path
, flags
, 0666);
80 static bool try_close(struct smbcli_state
*c
, int fstype
, int fd
)
84 return smbcli_close(c
, fd
);
87 return close(fd
) == 0;
93 static bool try_lock(struct smbcli_state
*c
, int fstype
,
94 int fd
, uint_t start
, uint_t len
,
101 return smbcli_lock(c
, fd
, start
, len
, LOCK_TIMEOUT
, op
);
104 lock
.l_type
= (op
==READ_LOCK
) ? F_RDLCK
:F_WRLCK
;
105 lock
.l_whence
= SEEK_SET
;
106 lock
.l_start
= start
;
108 lock
.l_pid
= getpid();
109 return fcntl(fd
,F_SETLK
,&lock
) == 0;
115 static bool try_unlock(struct smbcli_state
*c
, int fstype
,
116 int fd
, uint_t start
, uint_t len
)
122 return smbcli_unlock(c
, fd
, start
, len
);
125 lock
.l_type
= F_UNLCK
;
126 lock
.l_whence
= SEEK_SET
;
127 lock
.l_start
= start
;
129 lock
.l_pid
= getpid();
130 return fcntl(fd
,F_SETLK
,&lock
) == 0;
136 /*****************************************************
137 return a connection to a server
138 *******************************************************/
139 static struct smbcli_state
*connect_one(char *share
, const char **ports
,
140 struct smb_options
*options
)
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
, ports
, share
, NULL
,
168 username
, lp_workgroup(), password
, NULL
,
170 if (!NT_STATUS_IS_OK(nt_status
)) {
171 DEBUG(0, ("smbcli_full_connection failed with error %s\n", nt_errstr(nt_status
)));
175 c
->use_oplocks
= use_oplocks
;
181 static void reconnect(struct smbcli_state
*cli
[NSERVERS
][NCONNECTIONS
],
183 int fnum
[NSERVERS
][NUMFSTYPES
][NCONNECTIONS
][NFILES
],
185 struct smbcli_options
*options
,
186 char *share1
, char *share2
)
188 int server
, conn
, f
, fstype
;
195 for (server
=0;server
<NSERVERS
;server
++)
196 for (conn
=0;conn
<NCONNECTIONS
;conn
++) {
197 if (cli
[server
][conn
]) {
198 for (f
=0;f
<NFILES
;f
++) {
199 smbcli_close(cli
[server
][conn
], fnum
[server
][fstype
][conn
][f
]);
201 smbcli_ulogoff(cli
[server
][conn
]);
202 talloc_free(cli
[server
][conn
]);
204 cli
[server
][conn
] = connect_one(share
[server
], ports
, options
);
205 if (!cli
[server
][conn
]) {
206 DEBUG(0,("Failed to connect to %s\n", share
[server
]));
214 static bool test_one(struct smbcli_state
*cli
[NSERVERS
][NCONNECTIONS
],
216 int fnum
[NSERVERS
][NUMFSTYPES
][NCONNECTIONS
][NFILES
],
219 uint_t conn
= rec
->conn
;
221 uint_t fstype
= rec
->fstype
;
222 uint_t start
= rec
->start
;
223 uint_t len
= rec
->len
;
238 for (server
=0;server
<NSERVERS
;server
++) {
239 ret
[server
] = try_lock(cli
[server
][conn
], fstype
,
240 fnum
[server
][fstype
][conn
][f
],
243 if (showall
|| ret
[0] != ret
[1]) {
244 printf("lock conn=%u fstype=%u f=%u range=%u:%u(%u) op=%s -> %u:%u\n",
246 start
, start
+len
-1, len
,
247 op
==READ_LOCK
?"READ_LOCK":"WRITE_LOCK",
250 if (ret
[0] != ret
[1]) return false;
251 } else if (r2
< LOCK_PCT
+UNLOCK_PCT
) {
253 for (server
=0;server
<NSERVERS
;server
++) {
254 ret
[server
] = try_unlock(cli
[server
][conn
], fstype
,
255 fnum
[server
][fstype
][conn
][f
],
258 if (showall
|| (!hide_unlock_fails
&& (ret
[0] != ret
[1]))) {
259 printf("unlock conn=%u fstype=%u f=%u range=%u:%u(%u) -> %u:%u\n",
261 start
, start
+len
-1, len
,
264 if (!hide_unlock_fails
&& ret
[0] != ret
[1]) return false;
266 /* reopen the file */
267 for (server
=0;server
<NSERVERS
;server
++) {
268 try_close(cli
[server
][conn
], fstype
, fnum
[server
][fstype
][conn
][f
]);
269 fnum
[server
][fstype
][conn
][f
] = try_open(cli
[server
][conn
], nfs
[server
], fstype
, FILENAME
,
271 if (fnum
[server
][fstype
][conn
][f
] == -1) {
272 printf("failed to reopen on share1\n");
277 printf("reopen conn=%u fstype=%u f=%u\n",
284 static void close_files(struct smbcli_state
*cli
[NSERVERS
][NCONNECTIONS
],
286 int fnum
[NSERVERS
][NUMFSTYPES
][NCONNECTIONS
][NFILES
])
288 int server
, conn
, f
, fstype
;
290 for (server
=0;server
<NSERVERS
;server
++)
291 for (fstype
=0;fstype
<NUMFSTYPES
;fstype
++)
292 for (conn
=0;conn
<NCONNECTIONS
;conn
++)
293 for (f
=0;f
<NFILES
;f
++) {
294 if (fnum
[server
][fstype
][conn
][f
] != -1) {
295 try_close(cli
[server
][conn
], fstype
, fnum
[server
][fstype
][conn
][f
]);
296 fnum
[server
][fstype
][conn
][f
] = -1;
299 for (server
=0;server
<NSERVERS
;server
++) {
300 smbcli_unlink(cli
[server
][0], FILENAME
);
304 static void open_files(struct smbcli_state
*cli
[NSERVERS
][NCONNECTIONS
],
306 int fnum
[NSERVERS
][NUMFSTYPES
][NCONNECTIONS
][NFILES
])
308 int server
, fstype
, conn
, f
;
310 for (server
=0;server
<NSERVERS
;server
++)
311 for (fstype
=0;fstype
<NUMFSTYPES
;fstype
++)
312 for (conn
=0;conn
<NCONNECTIONS
;conn
++)
313 for (f
=0;f
<NFILES
;f
++) {
314 fnum
[server
][fstype
][conn
][f
] = try_open(cli
[server
][conn
], nfs
[server
], fstype
, FILENAME
,
316 if (fnum
[server
][fstype
][conn
][f
] == -1) {
317 fprintf(stderr
,"Failed to open fnum[%u][%u][%u][%u]\n",
318 server
, fstype
, conn
, f
);
325 static int retest(struct smbcli_state
*cli
[NSERVERS
][NCONNECTIONS
],
327 int fnum
[NSERVERS
][NUMFSTYPES
][NCONNECTIONS
][NFILES
],
331 printf("testing %u ...\n", n
);
332 for (i
=0; i
<n
; i
++) {
333 if (i
&& i
% 100 == 0) {
337 if (recorded
[i
].needed
&&
338 !test_one(cli
, nfs
, fnum
, &recorded
[i
])) return i
;
344 /* each server has two connections open to it. Each connection has two file
345 descriptors open on the file - 8 file descriptors in total
347 we then do random locking ops in tamdem on the 4 fnums from each
348 server and ensure that the results match
350 static void test_locks(char *share1
, char *share2
, char *nfspath1
, char *nfspath2
, const char **ports
, struct smbcli_options
*options
)
352 struct smbcli_state
*cli
[NSERVERS
][NCONNECTIONS
];
354 int fnum
[NSERVERS
][NUMFSTYPES
][NCONNECTIONS
][NFILES
];
363 recorded
= malloc_array_p(struct record
, numops
);
365 for (n
=0; n
<numops
; n
++) {
366 recorded
[n
].conn
= random() % NCONNECTIONS
;
367 recorded
[n
].fstype
= random() % NUMFSTYPES
;
368 recorded
[n
].f
= random() % NFILES
;
369 recorded
[n
].start
= LOCKBASE
+ ((uint_t
)random() % (LOCKRANGE
-1));
370 recorded
[n
].len
= 1 +
371 random() % (LOCKRANGE
-(recorded
[n
].start
-LOCKBASE
));
372 recorded
[n
].start
*= RANGE_MULTIPLE
;
373 recorded
[n
].len
*= RANGE_MULTIPLE
;
374 recorded
[n
].r1
= random() % 100;
375 recorded
[n
].r2
= random() % 100;
376 recorded
[n
].needed
= true;
379 reconnect(cli
, nfs
, fnum
, ports
, options
, share1
, share2
);
380 open_files(cli
, nfs
, fnum
);
381 n
= retest(cli
, nfs
, fnum
, numops
);
383 if (n
== numops
|| !analyze
) return;
389 close_files(cli
, nfs
, fnum
);
390 reconnect(cli
, nfs
, fnum
, ports
, options
, share1
, share2
);
391 open_files(cli
, nfs
, fnum
);
393 for (i
=0;i
<n
-1;i
++) {
395 recorded
[i
].needed
= false;
397 close_files(cli
, nfs
, fnum
);
398 open_files(cli
, nfs
, fnum
);
400 m
= retest(cli
, nfs
, fnum
, n
);
402 recorded
[i
].needed
= true;
405 memmove(&recorded
[i
], &recorded
[i
+1],
406 (m
-i
)*sizeof(recorded
[0]));
416 close_files(cli
, nfs
, fnum
);
417 reconnect(cli
, nfs
, fnum
, ports
, options
, share1
, share2
);
418 open_files(cli
, nfs
, fnum
);
420 n1
= retest(cli
, nfs
, fnum
, n
);
422 printf("ERROR - inconsistent result (%u %u)\n", n1
, n
);
424 close_files(cli
, nfs
, fnum
);
427 printf("{%u, %u, %u, %u, %u, %u, %u, %u},\n",
441 static void usage(void)
445 locktest //server1/share1 //server2/share2 /path1 /path2 [options..]\n\
450 -u hide unlock fails\n\
456 /****************************************************************************
458 ****************************************************************************/
459 int main(int argc
,char *argv
[])
461 char *share1
, *share2
, *nfspath1
, *nfspath2
;
464 struct smbcli_options options
;
468 struct loadparm_context
*lp_ctx
;
474 if (argc
< 5 || argv
[1][0] == '-') {
484 all_string_sub(share1
,"/","\\",0);
485 all_string_sub(share2
,"/","\\",0);
487 setup_logging(argv
[0], DEBUG_STDOUT
);
492 lp_ctx
= loadparm_init(talloc_autofree_context());
493 lp_load(lp_ctx
, dyn_CONFIGFILE
);
495 if (getenv("USER")) {
496 fstrcpy(username
,getenv("USER"));
501 while ((opt
= getopt(argc
, argv
, "U:s:ho:aAW:O")) != EOF
) {
504 fstrcpy(username
,optarg
);
505 p
= strchr_m(username
,'%');
508 fstrcpy(password
, p
+1);
516 hide_unlock_fails
= true;
519 numops
= atoi(optarg
);
534 printf("Unknown option %c (%d)\n", (char)opt
, opt
);
542 DEBUG(0,("seed=%u\n", seed
));
546 lp_smbcli_options(lp_ctx
, &options
);
547 test_locks(share1
, share2
, nfspath1
, nfspath2
, lp_smb_ports(lp_ctx
),