source: trunk-3.0/source/torture/nbio.c@ 103

Last change on this file since 103 was 1, checked in by Paul Smedley, 19 years ago

Initial code import
File size: 6.5 KB
Line 
1#define NBDEBUG 0
2
3/*
4 Unix SMB/CIFS implementation.
5 SMB torture tester
6 Copyright (C) Andrew Tridgell 1997-1998
7
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
12
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21*/
22
23#include "includes.h"
24
25#define MAX_FILES 1000
26
27static char buf[70000];
28extern int line_count;
29extern int nbio_id;
30static int nprocs;
31
32static struct {
33 int fd;
34 int handle;
35} ftable[MAX_FILES];
36
37static struct children {
38 double bytes_in, bytes_out;
39 int line;
40 int done;
41} *children;
42
43double nbio_total(void)
44{
45 int i;
46 double total = 0;
47 for (i=0;i<nprocs;i++) {
48 total += children[i].bytes_out + children[i].bytes_in;
49 }
50 return total;
51}
52
53void nb_alarm(int ignore)
54{
55 int i;
56 int lines=0, num_clients=0;
57 if (nbio_id != -1) return;
58
59 for (i=0;i<nprocs;i++) {
60 lines += children[i].line;
61 if (!children[i].done) num_clients++;
62 }
63
64 printf("%4d %8d %.2f MB/sec\r", num_clients, lines/nprocs, 1.0e-6 * nbio_total() / end_timer());
65
66 signal(SIGALRM, nb_alarm);
67 alarm(1);
68}
69
70void nbio_shmem(int n)
71{
72 nprocs = n;
73 children = (struct children *)shm_setup(sizeof(*children) * nprocs);
74 if (!children) {
75 printf("Failed to setup shared memory!\n");
76 exit(1);
77 }
78}
79
80#if 0
81static int ne_find_handle(int handle)
82{
83 int i;
84 children[nbio_id].line = line_count;
85 for (i=0;i<MAX_FILES;i++) {
86 if (ftable[i].handle == handle) return i;
87 }
88 return -1;
89}
90#endif
91
92static int find_handle(int handle)
93{
94 int i;
95 children[nbio_id].line = line_count;
96 for (i=0;i<MAX_FILES;i++) {
97 if (ftable[i].handle == handle) return i;
98 }
99 printf("(%d) ERROR: handle %d was not found\n",
100 line_count, handle);
101 exit(1);
102
103 return -1; /* Not reached */
104}
105
106
107static struct cli_state *c;
108
109static void sigsegv(int sig)
110{
111 char line[200];
112 printf("segv at line %d\n", line_count);
113 slprintf(line, sizeof(line), "/usr/X11R6/bin/xterm -e gdb /proc/%d/exe %d",
114 (int)getpid(), (int)getpid());
115 system(line);
116 exit(1);
117}
118
119void nb_setup(struct cli_state *cli)
120{
121 signal(SIGSEGV, sigsegv);
122 c = cli;
123 start_timer();
124 children[nbio_id].done = 0;
125}
126
127
128void nb_unlink(const char *fname)
129{
130 if (!cli_unlink(c, fname)) {
131#if NBDEBUG
132 printf("(%d) unlink %s failed (%s)\n",
133 line_count, fname, cli_errstr(c));
134#endif
135 }
136}
137
138
139void nb_createx(const char *fname,
140 unsigned create_options, unsigned create_disposition, int handle)
141{
142 int fd, i;
143 uint32 desired_access;
144
145 if (create_options & FILE_DIRECTORY_FILE) {
146 desired_access = FILE_READ_DATA;
147 } else {
148 desired_access = FILE_READ_DATA | FILE_WRITE_DATA;
149 }
150
151 fd = cli_nt_create_full(c, fname, 0,
152 desired_access,
153 0x0,
154 FILE_SHARE_READ|FILE_SHARE_WRITE,
155 create_disposition,
156 create_options, 0);
157 if (fd == -1 && handle != -1) {
158 printf("ERROR: cli_nt_create_full failed for %s - %s\n",
159 fname, cli_errstr(c));
160 exit(1);
161 }
162 if (fd != -1 && handle == -1) {
163 printf("ERROR: cli_nt_create_full succeeded for %s\n", fname);
164 exit(1);
165 }
166 if (fd == -1) return;
167
168 for (i=0;i<MAX_FILES;i++) {
169 if (ftable[i].handle == 0) break;
170 }
171 if (i == MAX_FILES) {
172 printf("(%d) file table full for %s\n", line_count,
173 fname);
174 exit(1);
175 }
176 ftable[i].handle = handle;
177 ftable[i].fd = fd;
178}
179
180void nb_writex(int handle, int offset, int size, int ret_size)
181{
182 int i;
183
184 if (buf[0] == 0) memset(buf, 1, sizeof(buf));
185
186 i = find_handle(handle);
187 if (cli_write(c, ftable[i].fd, 0, buf, offset, size) != ret_size) {
188 printf("(%d) ERROR: write failed on handle %d, fd %d \
189errno %d (%s)\n", line_count, handle, ftable[i].fd, errno, strerror(errno));
190 exit(1);
191 }
192
193 children[nbio_id].bytes_out += ret_size;
194}
195
196void nb_readx(int handle, int offset, int size, int ret_size)
197{
198 int i, ret;
199
200 i = find_handle(handle);
201 if ((ret=cli_read(c, ftable[i].fd, buf, offset, size)) != ret_size) {
202 printf("(%d) ERROR: read failed on handle %d ofs=%d size=%d res=%d fd %d errno %d (%s)\n",
203 line_count, handle, offset, size, ret, ftable[i].fd, errno, strerror(errno));
204 exit(1);
205 }
206 children[nbio_id].bytes_in += ret_size;
207}
208
209void nb_close(int handle)
210{
211 int i;
212 i = find_handle(handle);
213 if (!cli_close(c, ftable[i].fd)) {
214 printf("(%d) close failed on handle %d\n", line_count, handle);
215 exit(1);
216 }
217 ftable[i].handle = 0;
218}
219
220void nb_rmdir(const char *fname)
221{
222 if (!cli_rmdir(c, fname)) {
223 printf("ERROR: rmdir %s failed (%s)\n",
224 fname, cli_errstr(c));
225 exit(1);
226 }
227}
228
229void nb_rename(const char *oldname, const char *newname)
230{
231 if (!cli_rename(c, oldname, newname)) {
232 printf("ERROR: rename %s %s failed (%s)\n",
233 oldname, newname, cli_errstr(c));
234 exit(1);
235 }
236}
237
238
239void nb_qpathinfo(const char *fname)
240{
241 cli_qpathinfo(c, fname, NULL, NULL, NULL, NULL, NULL);
242}
243
244void nb_qfileinfo(int fnum)
245{
246 int i;
247 i = find_handle(fnum);
248 cli_qfileinfo(c, ftable[i].fd, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
249}
250
251void nb_qfsinfo(int level)
252{
253 int bsize, total, avail;
254 /* this is not the right call - we need cli_qfsinfo() */
255 cli_dskattr(c, &bsize, &total, &avail);
256}
257
258static void find_fn(const char *mnt, file_info *finfo, const char *name, void *state)
259{
260 /* noop */
261}
262
263void nb_findfirst(const char *mask)
264{
265 cli_list(c, mask, 0, find_fn, NULL);
266}
267
268void nb_flush(int fnum)
269{
270 int i;
271 i = find_handle(fnum);
272 /* hmmm, we don't have cli_flush() yet */
273}
274
275static int total_deleted;
276
277static void delete_fn(const char *mnt, file_info *finfo, const char *name, void *state)
278{
279 char *s, *n;
280 if (finfo->name[0] == '.') return;
281
282 n = SMB_STRDUP(name);
283 n[strlen(n)-1] = 0;
284 asprintf(&s, "%s%s", n, finfo->name);
285 if (finfo->mode & aDIR) {
286 char *s2;
287 asprintf(&s2, "%s\\*", s);
288 cli_list(c, s2, aDIR, delete_fn, NULL);
289 nb_rmdir(s);
290 } else {
291 total_deleted++;
292 nb_unlink(s);
293 }
294 free(s);
295 free(n);
296}
297
298void nb_deltree(const char *dname)
299{
300 char *mask;
301 asprintf(&mask, "%s\\*", dname);
302
303 total_deleted = 0;
304 cli_list(c, mask, aDIR, delete_fn, NULL);
305 free(mask);
306 cli_rmdir(c, dname);
307
308 if (total_deleted) printf("WARNING: Cleaned up %d files\n", total_deleted);
309}
310
311
312void nb_cleanup(void)
313{
314 cli_rmdir(c, "clients");
315 children[nbio_id].done = 1;
316}
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