2 Unix SMB/CIFS implementation.
6 Copyright (C) Ronnie Sahlberg 2007
8 Significantly based on and borrowed from lockbench.c by
9 Copyright (C) Andrew Tridgell 2006
11 This program is free software; you can redistribute it and/or modify
12 it under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 3 of the License, or
14 (at your option) any later version.
16 This program is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 GNU General Public License for more details.
21 You should have received a copy of the GNU General Public License
22 along with this program. If not, see <http://www.gnu.org/licenses/>.
26 filename is specified by
27 --option=torture:filename=...
29 number of locks is specified by
30 --option=torture:num_locks=...
32 locktimeout is specified in ms by
33 --option=torture:locktimeout=...
35 default is 100 seconds
36 if set to 0 pingpong will instead loop trying the lock operation
37 over and over until it completes.
39 reading from the file can be enabled with
40 --option=torture:read=true
42 writing to the file can be enabled with
43 --option=torture:write=true
47 #include "system/time.h"
48 #include "system/filesys.h"
49 #include "libcli/libcli.h"
50 #include "torture/util.h"
51 #include "torture/raw/proto.h"
53 static void lock_byte(struct smbcli_state *cli, int fd, int offset, int lock_timeout)
56 struct smb_lock_entry lock;
61 io.lockx.in.ulock_cnt = 0;
62 io.lockx.in.lock_cnt = 1;
66 lock.pid = cli->tree->session->pid;
67 io.lockx.level = RAW_LOCK_LOCKX;
68 io.lockx.in.mode = LOCKING_ANDX_LARGE_FILES;
69 io.lockx.in.timeout = lock_timeout;
70 io.lockx.in.locks = &lock;
71 io.lockx.in.file.fnum = fd;
73 status = smb_raw_lock(cli->tree, &io);
75 /* If we don't use timeouts and we got file lock conflict
76 just try the lock again.
78 if (lock_timeout==0) {
79 if ( (NT_STATUS_EQUAL(NT_STATUS_FILE_LOCK_CONFLICT, status))
80 ||(NT_STATUS_EQUAL(NT_STATUS_LOCK_NOT_GRANTED, status)) ) {
85 if (!NT_STATUS_IS_OK(status)) {
86 DEBUG(0,("Lock failed\n"));
91 static void unlock_byte(struct smbcli_state *cli, int fd, int offset)
94 struct smb_lock_entry lock;
98 io.lockx.in.ulock_cnt = 1;
99 io.lockx.in.lock_cnt = 0;
102 lock.offset = offset;
103 lock.pid = cli->tree->session->pid;
104 io.lockx.level = RAW_LOCK_LOCKX;
105 io.lockx.in.mode = LOCKING_ANDX_LARGE_FILES;
106 io.lockx.in.timeout = 100000;
107 io.lockx.in.locks = &lock;
108 io.lockx.in.file.fnum = fd;
110 status = smb_raw_lock(cli->tree, &io);
112 if (!NT_STATUS_IS_OK(status)) {
113 DEBUG(0,("Unlock failed\n"));
118 static void write_byte(struct smbcli_state *cli, int fd, uint8_t c, int offset)
123 io.generic.level = RAW_WRITE_WRITEX;
124 io.writex.in.file.fnum = fd;
125 io.writex.in.offset = offset;
126 io.writex.in.wmode = 0;
127 io.writex.in.remaining = 0;
128 io.writex.in.count = 1;
129 io.writex.in.data = &c;
131 status = smb_raw_write(cli->tree, &io);
132 if (!NT_STATUS_IS_OK(status)) {
133 printf("write failed\n");
138 static void read_byte(struct smbcli_state *cli, int fd, uint8_t *c, int offset)
143 io.generic.level = RAW_READ_READX;
144 io.readx.in.file.fnum = fd;
145 io.readx.in.mincnt = 1;
146 io.readx.in.maxcnt = 1;
147 io.readx.in.offset = offset;
148 io.readx.in.remaining = 0;
149 io.readx.in.read_for_execute = false;
150 io.readx.out.data = c;
152 status = smb_raw_read(cli->tree, &io);
153 if (!NT_STATUS_IS_OK(status)) {
154 printf("read failed\n");
162 bool torture_ping_pong(struct torture_context *torture)
166 TALLOC_CTX *mem_ctx = talloc_new(torture);
167 static bool do_reads;
168 static bool do_writes;
171 struct smbcli_state *cli;
173 uint8_t incr=0, last_incr=0;
176 struct timeval start;
178 fn = torture_setting_string(torture, "filename", NULL);
180 DEBUG(0,("You must specify the filename using --option=torture:filename=...\n"));
184 num_locks = torture_setting_int(torture, "num_locks", -1);
185 if (num_locks == -1) {
186 DEBUG(0,("You must specify num_locks using --option=torture:num_locks=...\n"));
190 do_reads = torture_setting_bool(torture, "read", false);
191 do_writes = torture_setting_bool(torture, "write", false);
192 lock_timeout = torture_setting_int(torture, "lock_timeout", 100000);
194 if (!torture_open_connection(&cli, torture, 0)) {
195 DEBUG(0,("Could not open connection\n"));
199 fd = smbcli_open(cli->tree, fn, O_RDWR|O_CREAT, DENY_NONE);
201 printf("Failed to open %s\n", fn);
205 write_byte(cli, fd, 0, num_locks);
206 lock_byte(cli, fd, 0, lock_timeout);
209 start = timeval_current();
210 val = talloc_zero_array(mem_ctx, uint8_t, num_locks);
215 lock_byte(cli, fd, (i+1)%num_locks, lock_timeout);
219 read_byte(cli, fd, &c, i);
225 uint8_t c = val[i] + 1;
226 write_byte(cli, fd, c, i);
229 unlock_byte(cli, fd, i);
233 if (loops>num_locks && incr!=last_incr) {
235 printf("data increment = %u\n", incr);
238 if (timeval_elapsed(&start) > 1.0) {
239 printf("%8u locks/sec\r",
240 (unsigned)(2*count/timeval_elapsed(&start)));
242 start = timeval_current();