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 "torture/torture.h"
48 #include "libcli/raw/libcliraw.h"
49 #include "system/time.h"
50 #include "system/filesys.h"
51 #include "libcli/libcli.h"
52 #include "torture/util.h"
57 void lock_byte(struct smbcli_state *cli, int fd, int offset, int lock_timeout)
60 struct smb_lock_entry lock;
65 io.lockx.in.ulock_cnt = 0;
66 io.lockx.in.lock_cnt = 1;
70 lock.pid = cli->tree->session->pid;
71 io.lockx.level = RAW_LOCK_LOCKX;
72 io.lockx.in.mode = LOCKING_ANDX_LARGE_FILES;
73 io.lockx.in.timeout = lock_timeout;
74 io.lockx.in.locks = &lock;
75 io.lockx.in.file.fnum = fd;
77 status = smb_raw_lock(cli->tree, &io);
79 /* If we dont use timeouts and we got file lock conflict
80 just try the lock again.
82 if (lock_timeout==0) {
83 if ( (NT_STATUS_EQUAL(NT_STATUS_FILE_LOCK_CONFLICT, status))
84 ||(NT_STATUS_EQUAL(NT_STATUS_LOCK_NOT_GRANTED, status)) ) {
89 if (!NT_STATUS_IS_OK(status)) {
90 DEBUG(0,("Lock failed\n"));
95 void unlock_byte(struct smbcli_state *cli, int fd, int offset)
98 struct smb_lock_entry lock;
102 io.lockx.in.ulock_cnt = 1;
103 io.lockx.in.lock_cnt = 0;
106 lock.offset = offset;
107 lock.pid = cli->tree->session->pid;
108 io.lockx.level = RAW_LOCK_LOCKX;
109 io.lockx.in.mode = LOCKING_ANDX_LARGE_FILES;
110 io.lockx.in.timeout = 100000;
111 io.lockx.in.locks = &lock;
112 io.lockx.in.file.fnum = fd;
114 status = smb_raw_lock(cli->tree, &io);
116 if (!NT_STATUS_IS_OK(status)) {
117 DEBUG(0,("Unlock failed\n"));
122 void write_byte(struct smbcli_state *cli, int fd, uint8_t c, int offset)
127 io.generic.level = RAW_WRITE_WRITEX;
128 io.writex.in.file.fnum = fd;
129 io.writex.in.offset = offset;
130 io.writex.in.wmode = 0;
131 io.writex.in.remaining = 0;
132 io.writex.in.count = 1;
133 io.writex.in.data = &c;
135 status = smb_raw_write(cli->tree, &io);
136 if (!NT_STATUS_IS_OK(status)) {
137 printf("write failed\n");
142 void read_byte(struct smbcli_state *cli, int fd, uint8_t *c, int offset)
147 io.generic.level = RAW_READ_READX;
148 io.readx.in.file.fnum = fd;
149 io.readx.in.mincnt = 1;
150 io.readx.in.maxcnt = 1;
151 io.readx.in.offset = offset;
152 io.readx.in.remaining = 0;
153 io.readx.in.read_for_execute = False;
154 io.readx.out.data = c;
156 status = smb_raw_read(cli->tree, &io);
157 if (!NT_STATUS_IS_OK(status)) {
158 printf("read failed\n");
164 static struct timeval tp1, tp2;
166 static void start_timer(void)
168 gettimeofday(&tp1, NULL);
171 static double end_timer(void)
173 gettimeofday(&tp2, NULL);
174 return (tp2.tv_sec + (tp2.tv_usec*1.0e-6)) -
175 (tp1.tv_sec + (tp1.tv_usec*1.0e-6));
181 BOOL torture_ping_pong(struct torture_context *torture)
185 TALLOC_CTX *mem_ctx = talloc_new(torture);
186 static BOOL do_reads;
187 static BOOL do_writes;
190 struct smbcli_state *cli;
192 uint8_t incr=0, last_incr=0;
196 fn = lp_parm_string(-1, "torture", "filename");
198 DEBUG(0,("You must specify the filename using --option=torture:filename=...\n"));
202 num_locks = lp_parm_int(-1, "torture", "num_locks", -1);
203 if (num_locks == -1) {
204 DEBUG(0,("You must specify num_locks using --option=torture:num_locks=...\n"));
208 do_reads = lp_parm_bool(-1, "torture", "read", False);
209 do_writes = lp_parm_bool(-1, "torture", "write", False);
210 lock_timeout = lp_parm_int(-1, "torture", "lock_timeout", 100000);
212 if (!torture_open_connection(&cli, 0)) {
213 DEBUG(0,("Could not open connection\n"));
217 fd = smbcli_open(cli->tree, fn, O_RDWR|O_CREAT, DENY_NONE);
219 printf("Failed to open %s\n", fn);
223 write_byte(cli, fd, 0, num_locks);
224 lock_byte(cli, fd, 0, lock_timeout);
228 val = talloc_zero_array(mem_ctx, uint8_t, num_locks);
233 lock_byte(cli, fd, (i+1)%num_locks, lock_timeout);
237 read_byte(cli, fd, &c, i);
243 uint8_t c = val[i] + 1;
244 write_byte(cli, fd, c, i);
247 unlock_byte(cli, fd, i);
251 if (loops>num_locks && incr!=last_incr) {
253 printf("data increment = %u\n", incr);
256 if (end_timer() > 1.0) {
257 printf("%8u locks/sec\r",
258 (unsigned)(2*count/end_timer()));
266 talloc_free(mem_ctx);