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"
54 static void lock_byte(struct smbcli_state *cli, int fd, int offset, int lock_timeout)
57 struct smb_lock_entry lock;
62 io.lockx.in.ulock_cnt = 0;
63 io.lockx.in.lock_cnt = 1;
67 lock.pid = cli->tree->session->pid;
68 io.lockx.level = RAW_LOCK_LOCKX;
69 io.lockx.in.mode = LOCKING_ANDX_LARGE_FILES;
70 io.lockx.in.timeout = lock_timeout;
71 io.lockx.in.locks = &lock;
72 io.lockx.in.file.fnum = fd;
74 status = smb_raw_lock(cli->tree, &io);
76 /* If we dont use timeouts and we got file lock conflict
77 just try the lock again.
79 if (lock_timeout==0) {
80 if ( (NT_STATUS_EQUAL(NT_STATUS_FILE_LOCK_CONFLICT, status))
81 ||(NT_STATUS_EQUAL(NT_STATUS_LOCK_NOT_GRANTED, status)) ) {
86 if (!NT_STATUS_IS_OK(status)) {
87 DEBUG(0,("Lock failed\n"));
92 static void unlock_byte(struct smbcli_state *cli, int fd, int offset)
95 struct smb_lock_entry lock;
99 io.lockx.in.ulock_cnt = 1;
100 io.lockx.in.lock_cnt = 0;
103 lock.offset = offset;
104 lock.pid = cli->tree->session->pid;
105 io.lockx.level = RAW_LOCK_LOCKX;
106 io.lockx.in.mode = LOCKING_ANDX_LARGE_FILES;
107 io.lockx.in.timeout = 100000;
108 io.lockx.in.locks = &lock;
109 io.lockx.in.file.fnum = fd;
111 status = smb_raw_lock(cli->tree, &io);
113 if (!NT_STATUS_IS_OK(status)) {
114 DEBUG(0,("Unlock failed\n"));
119 static void write_byte(struct smbcli_state *cli, int fd, uint8_t c, int offset)
124 io.generic.level = RAW_WRITE_WRITEX;
125 io.writex.in.file.fnum = fd;
126 io.writex.in.offset = offset;
127 io.writex.in.wmode = 0;
128 io.writex.in.remaining = 0;
129 io.writex.in.count = 1;
130 io.writex.in.data = &c;
132 status = smb_raw_write(cli->tree, &io);
133 if (!NT_STATUS_IS_OK(status)) {
134 printf("write failed\n");
139 static void read_byte(struct smbcli_state *cli, int fd, uint8_t *c, int offset)
144 io.generic.level = RAW_READ_READX;
145 io.readx.in.file.fnum = fd;
146 io.readx.in.mincnt = 1;
147 io.readx.in.maxcnt = 1;
148 io.readx.in.offset = offset;
149 io.readx.in.remaining = 0;
150 io.readx.in.read_for_execute = false;
151 io.readx.out.data = c;
153 status = smb_raw_read(cli->tree, &io);
154 if (!NT_STATUS_IS_OK(status)) {
155 printf("read failed\n");
161 static struct timeval tp1, tp2;
163 static void start_timer(void)
165 gettimeofday(&tp1, NULL);
168 static double end_timer(void)
170 gettimeofday(&tp2, NULL);
171 return (tp2.tv_sec + (tp2.tv_usec*1.0e-6)) -
172 (tp1.tv_sec + (tp1.tv_usec*1.0e-6));
178 bool torture_ping_pong(struct torture_context *torture)
182 TALLOC_CTX *mem_ctx = talloc_new(torture);
183 static bool do_reads;
184 static bool do_writes;
187 struct smbcli_state *cli;
189 uint8_t incr=0, last_incr=0;
193 fn = torture_setting_string(torture, "filename", NULL);
195 DEBUG(0,("You must specify the filename using --option=torture:filename=...\n"));
199 num_locks = torture_setting_int(torture, "num_locks", -1);
200 if (num_locks == -1) {
201 DEBUG(0,("You must specify num_locks using --option=torture:num_locks=...\n"));
205 do_reads = torture_setting_bool(torture, "read", false);
206 do_writes = torture_setting_bool(torture, "write", false);
207 lock_timeout = torture_setting_int(torture, "lock_timeout", 100000);
209 if (!torture_open_connection(&cli, torture, 0)) {
210 DEBUG(0,("Could not open connection\n"));
214 fd = smbcli_open(cli->tree, fn, O_RDWR|O_CREAT, DENY_NONE);
216 printf("Failed to open %s\n", fn);
220 write_byte(cli, fd, 0, num_locks);
221 lock_byte(cli, fd, 0, lock_timeout);
225 val = talloc_zero_array(mem_ctx, uint8_t, num_locks);
230 lock_byte(cli, fd, (i+1)%num_locks, lock_timeout);
234 read_byte(cli, fd, &c, i);
240 uint8_t c = val[i] + 1;
241 write_byte(cli, fd, c, i);
244 unlock_byte(cli, fd, i);
248 if (loops>num_locks && incr!=last_incr) {
250 printf("data increment = %u\n", incr);
253 if (end_timer() > 1.0) {
254 printf("%8u locks/sec\r",
255 (unsigned)(2*count/end_timer()));
263 talloc_free(mem_ctx);