source: branches/samba-3.3.x/source/torture/nbio.c

Last change on this file was 206, checked in by Herwig Bauernfeind, 16 years ago

Import Samba 3.3 branch at 3.0.0 level (psmedley's port)
File size: 6.6 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 3 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, see <http://www.gnu.org/licenses/>.
20*/
21
22#include "includes.h"
23
24#define MAX_FILES 1000
25
26static char buf[70000];
27extern int line_count;
28extern int nbio_id;
29static int nprocs;
30
31static struct {
32 int fd;
33 int handle;
34} ftable[MAX_FILES];
35
36static struct children {
37 double bytes_in, bytes_out;
38 int line;
39 int done;
40} *children;
41
42double nbio_total(void)
43{
44 int i;
45 double total = 0;
46 for (i=0;i<nprocs;i++) {
47 total += children[i].bytes_out + children[i].bytes_in;
48 }
49 return total;
50}
51
52void nb_alarm(int ignore)
53{
54 int i;
55 int lines=0, num_clients=0;
56 if (nbio_id != -1) return;
57
58 for (i=0;i<nprocs;i++) {
59 lines += children[i].line;
60 if (!children[i].done) num_clients++;
61 }
62
63 printf("%4d %8d %.2f MB/sec\r", num_clients, lines/nprocs, 1.0e-6 * nbio_total() / end_timer());
64
65 signal(SIGALRM, nb_alarm);
66 alarm(1);
67}
68
69void nbio_shmem(int n)
70{
71 nprocs = n;
72 children = (struct children *)shm_setup(sizeof(*children) * nprocs);
73 if (!children) {
74 printf("Failed to setup shared memory!\n");
75 exit(1);
76 }
77}
78
79#if 0
80static int ne_find_handle(int handle)
81{
82 int i;
83 children[nbio_id].line = line_count;
84 for (i=0;i<MAX_FILES;i++) {
85 if (ftable[i].handle == handle) return i;
86 }
87 return -1;
88}
89#endif
90
91static int find_handle(int handle)
92{
93 int i;
94 children[nbio_id].line = line_count;
95 for (i=0;i<MAX_FILES;i++) {
96 if (ftable[i].handle == handle) return i;
97 }
98 printf("(%d) ERROR: handle %d was not found\n",
99 line_count, handle);
100 exit(1);
101
102 return -1; /* Not reached */
103}
104
105
106static struct cli_state *c;
107
108static void sigsegv(int sig)
109{
110 char line[200];
111 printf("segv at line %d\n", line_count);
112 slprintf(line, sizeof(line), "/usr/X11R6/bin/xterm -e gdb /proc/%d/exe %d",
113 (int)getpid(), (int)getpid());
114 if (system(line) == -1) {
115 printf("system() failed\n");
116 }
117 exit(1);
118}
119
120void nb_setup(struct cli_state *cli)
121{
122 signal(SIGSEGV, sigsegv);
123 c = cli;
124 start_timer();
125 children[nbio_id].done = 0;
126}
127
128
129void nb_unlink(const char *fname)
130{
131 if (!cli_unlink(c, fname)) {
132#if NBDEBUG
133 printf("(%d) unlink %s failed (%s)\n",
134 line_count, fname, cli_errstr(c));
135#endif
136 }
137}
138
139
140void nb_createx(const char *fname,
141 unsigned create_options, unsigned create_disposition, int handle)
142{
143 int fd, i;
144 uint32 desired_access;
145
146 if (create_options & FILE_DIRECTORY_FILE) {
147 desired_access = FILE_READ_DATA;
148 } else {
149 desired_access = FILE_READ_DATA | FILE_WRITE_DATA;
150 }
151
152 fd = cli_nt_create_full(c, fname, 0,
153 desired_access,
154 0x0,
155 FILE_SHARE_READ|FILE_SHARE_WRITE,
156 create_disposition,
157 create_options, 0);
158 if (fd == -1 && handle != -1) {
159 printf("ERROR: cli_nt_create_full failed for %s - %s\n",
160 fname, cli_errstr(c));
161 exit(1);
162 }
163 if (fd != -1 && handle == -1) {
164 printf("ERROR: cli_nt_create_full succeeded for %s\n", fname);
165 exit(1);
166 }
167 if (fd == -1) return;
168
169 for (i=0;i<MAX_FILES;i++) {
170 if (ftable[i].handle == 0) break;
171 }
172 if (i == MAX_FILES) {
173 printf("(%d) file table full for %s\n", line_count,
174 fname);
175 exit(1);
176 }
177 ftable[i].handle = handle;
178 ftable[i].fd = fd;
179}
180
181void nb_writex(int handle, int offset, int size, int ret_size)
182{
183 int i;
184
185 if (buf[0] == 0) memset(buf, 1, sizeof(buf));
186
187 i = find_handle(handle);
188 if (cli_write(c, ftable[i].fd, 0, buf, offset, size) != ret_size) {
189 printf("(%d) ERROR: write failed on handle %d, fd %d \
190errno %d (%s)\n", line_count, handle, ftable[i].fd, errno, strerror(errno));
191 exit(1);
192 }
193
194 children[nbio_id].bytes_out += ret_size;
195}
196
197void nb_readx(int handle, int offset, int size, int ret_size)
198{
199 int i, ret;
200
201 i = find_handle(handle);
202 if ((ret=cli_read(c, ftable[i].fd, buf, offset, size)) != ret_size) {
203 printf("(%d) ERROR: read failed on handle %d ofs=%d size=%d res=%d fd %d errno %d (%s)\n",
204 line_count, handle, offset, size, ret, ftable[i].fd, errno, strerror(errno));
205 exit(1);
206 }
207 children[nbio_id].bytes_in += ret_size;
208}
209
210void nb_close(int handle)
211{
212 int i;
213 i = find_handle(handle);
214 if (!cli_close(c, ftable[i].fd)) {
215 printf("(%d) close failed on handle %d\n", line_count, handle);
216 exit(1);
217 }
218 ftable[i].handle = 0;
219}
220
221void nb_rmdir(const char *fname)
222{
223 if (!cli_rmdir(c, fname)) {
224 printf("ERROR: rmdir %s failed (%s)\n",
225 fname, cli_errstr(c));
226 exit(1);
227 }
228}
229
230void nb_rename(const char *oldname, const char *newname)
231{
232 if (!cli_rename(c, oldname, newname)) {
233 printf("ERROR: rename %s %s failed (%s)\n",
234 oldname, newname, cli_errstr(c));
235 exit(1);
236 }
237}
238
239
240void nb_qpathinfo(const char *fname)
241{
242 cli_qpathinfo(c, fname, NULL, NULL, NULL, NULL, NULL);
243}
244
245void nb_qfileinfo(int fnum)
246{
247 int i;
248 i = find_handle(fnum);
249 cli_qfileinfo(c, ftable[i].fd, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
250}
251
252void nb_qfsinfo(int level)
253{
254 int bsize, total, avail;
255 /* this is not the right call - we need cli_qfsinfo() */
256 cli_dskattr(c, &bsize, &total, &avail);
257}
258
259static void find_fn(const char *mnt, file_info *finfo, const char *name, void *state)
260{
261 /* noop */
262}
263
264void nb_findfirst(const char *mask)
265{
266 cli_list(c, mask, 0, find_fn, NULL);
267}
268
269void nb_flush(int fnum)
270{
271 int i;
272 i = find_handle(fnum);
273 /* hmmm, we don't have cli_flush() yet */
274}
275
276static int total_deleted;
277
278static void delete_fn(const char *mnt, file_info *finfo, const char *name, void *state)
279{
280 char *s, *n;
281 if (finfo->name[0] == '.') return;
282
283 n = SMB_STRDUP(name);
284 n[strlen(n)-1] = 0;
285 if (asprintf(&s, "%s%s", n, finfo->name) == -1) {
286 printf("asprintf failed\n");
287 return;
288 }
289 if (finfo->mode & aDIR) {
290 char *s2;
291 if (asprintf(&s2, "%s\\*", s) == -1) {
292 printf("asprintf failed\n");
293 return;
294 }
295 cli_list(c, s2, aDIR, delete_fn, NULL);
296 nb_rmdir(s);
297 } else {
298 total_deleted++;
299 nb_unlink(s);
300 }
301 free(s);
302 free(n);
303}
304
305void nb_deltree(const char *dname)
306{
307 char *mask;
308 if (asprintf(&mask, "%s\\*", dname) == -1) {
309 printf("asprintf failed\n");
310 return;
311 }
312
313 total_deleted = 0;
314 cli_list(c, mask, aDIR, delete_fn, NULL);
315 free(mask);
316 cli_rmdir(c, dname);
317
318 if (total_deleted) printf("WARNING: Cleaned up %d files\n", total_deleted);
319}
320
321
322void nb_cleanup(void)
323{
324 cli_rmdir(c, "clients");
325 children[nbio_id].done = 1;
326}
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