source3/torture/nbio.c

   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 #include "torture/proto.h"
  24 #include "../libcli/security/security.h"
  25 #include "libsmb/clirap.h"
  26
  27 #define MAX_FILES 1000
  28
  29 static char buf[70000];
  30 extern int line_count;
  31 extern int nbio_id;
  32 static int nprocs;
  33 static struct timeval nb_start;
  34
  35 static struct {
  36         int fd;
  37         int handle;
  38 } ftable[MAX_FILES];
  39
  40 static struct children {
  41         double bytes_in, bytes_out;
  42         int line;
  43         int done;
  44 } *children;
  45
  46 double nbio_total(void)
  47 {
  48         int i;
  49         double total = 0;
  50         for (i=0;i<nprocs;i++) {
  51                 total += children[i].bytes_out + children[i].bytes_in;
  52         }
  53         return total;
  54 }
  55
  56 void nb_alarm(int ignore)
  57 {
  58         int i;
  59         int lines=0, num_clients=0;
  60         if (nbio_id != -1) return;
  61
  62         for (i=0;i<nprocs;i++) {
  63                 lines += children[i].line;
  64                 if (!children[i].done) num_clients++;
  65         }
  66
  67         printf("%4d  %8d  %.2f MB/sec\r",
  68                num_clients, lines/nprocs,
  69                1.0e-6 * nbio_total() / timeval_elapsed(&nb_start));
  70
  71         signal(SIGALRM, nb_alarm);
  72         alarm(1);
  73 }
  74
  75 void nbio_shmem(int n)
  76 {
  77         nprocs = n;
  78         children = (struct children *)shm_setup(sizeof(*children) * nprocs);
  79         if (!children) {
  80                 printf("Failed to setup shared memory!\n");
  81                 exit(1);
  82         }
  83 }
  84
  85 #if 0
  86 static int ne_find_handle(int handle)
  87 {
  88         int i;
  89         children[nbio_id].line = line_count;
  90         for (i=0;i<MAX_FILES;i++) {
  91                 if (ftable[i].handle == handle) return i;
  92         }
  93         return -1;
  94 }
  95 #endif
  96
  97 static int find_handle(int handle)
  98 {
  99         int i;
 100         children[nbio_id].line = line_count;
 101         for (i=0;i<MAX_FILES;i++) {
 102                 if (ftable[i].handle == handle) return i;
 103         }
 104         printf("(%d) ERROR: handle %d was not found\n",
 105                line_count, handle);
 106         exit(1);
 107
 108         return -1;              /* Not reached */
 109 }
 110
 111
 112 static struct cli_state *c;
 113
 114 static void sigsegv(int sig)
 115 {
 116         char line[200];
 117         printf("segv at line %d\n", line_count);
 118         slprintf(line, sizeof(line), "/usr/X11R6/bin/xterm -e gdb /proc/%d/exe %d",
 119                 (int)getpid(), (int)getpid());
 120         if (system(line) == -1) {
 121                 printf("system() failed\n");
 122         }
 123         exit(1);
 124 }
 125
 126 void nb_setup(struct cli_state *cli)
 127 {
 128         signal(SIGSEGV, sigsegv);
 129         c = cli;
 130         nb_start = timeval_current();
 131         children[nbio_id].done = 0;
 132 }
 133
 134
 135 void nb_unlink(const char *fname)
 136 {
 137         if (!NT_STATUS_IS_OK(cli_unlink(c, fname, aSYSTEM | aHIDDEN))) {
 138 #if NBDEBUG
 139                 printf("(%d) unlink %s failed (%s)\n",
 140                        line_count, fname, cli_errstr(c));
 141 #endif
 142         }
 143 }
 144
 145
 146 void nb_createx(const char *fname,
 147                 unsigned create_options, unsigned create_disposition, int handle)
 148 {
 149         uint16_t fd = (uint16_t)-1;
 150         int i;
 151         NTSTATUS status;
 152         uint32 desired_access;
 153
 154         if (create_options & FILE_DIRECTORY_FILE) {
 155                 desired_access = FILE_READ_DATA;
 156         } else {
 157                 desired_access = FILE_READ_DATA | FILE_WRITE_DATA;
 158         }
 159
 160         status = cli_ntcreate(c, fname, 0,
 161                                 desired_access,
 162                                 0x0,
 163                                 FILE_SHARE_READ|FILE_SHARE_WRITE,
 164                                 create_disposition,
 165                                 create_options, 0, &fd);
 166         if (!NT_STATUS_IS_OK(status) && handle != -1) {
 167                 printf("ERROR: cli_ntcreate failed for %s - %s\n",
 168                        fname, cli_errstr(c));
 169                 exit(1);
 170         }
 171         if (NT_STATUS_IS_OK(status) && handle == -1) {
 172                 printf("ERROR: cli_ntcreate succeeded for %s\n", fname);
 173                 exit(1);
 174         }
 175         if (fd == (uint16_t)-1) return;
 176
 177         for (i=0;i<MAX_FILES;i++) {
 178                 if (ftable[i].handle == 0) break;
 179         }
 180         if (i == MAX_FILES) {
 181                 printf("(%d) file table full for %s\n", line_count,
 182                        fname);
 183                 exit(1);
 184         }
 185         ftable[i].handle = handle;
 186         ftable[i].fd = fd;
 187 }
 188
 189 void nb_writex(int handle, int offset, int size, int ret_size)
 190 {
 191         int i;
 192
 193         if (buf[0] == 0) memset(buf, 1, sizeof(buf));
 194
 195         i = find_handle(handle);
 196         if (cli_write(c, ftable[i].fd, 0, buf, offset, size) != ret_size) {
 197                 printf("(%d) ERROR: write failed on handle %d, fd %d \
 198 errno %d (%s)\n", line_count, handle, ftable[i].fd, errno, strerror(errno));
 199                 exit(1);
 200         }
 201
 202         children[nbio_id].bytes_out += ret_size;
 203 }
 204
 205 void nb_readx(int handle, int offset, int size, int ret_size)
 206 {
 207         int i, ret;
 208
 209         i = find_handle(handle);
 210         if ((ret=cli_read(c, ftable[i].fd, buf, offset, size)) != ret_size) {
 211                 printf("(%d) ERROR: read failed on handle %d ofs=%d size=%d res=%d fd %d errno %d (%s)\n",
 212                         line_count, handle, offset, size, ret, ftable[i].fd, errno, strerror(errno));
 213                 exit(1);
 214         }
 215         children[nbio_id].bytes_in += ret_size;
 216 }
 217
 218 void nb_close(int handle)
 219 {
 220         int i;
 221         i = find_handle(handle);
 222         if (!NT_STATUS_IS_OK(cli_close(c, ftable[i].fd))) {
 223                 printf("(%d) close failed on handle %d\n", line_count, handle);
 224                 exit(1);
 225         }
 226         ftable[i].handle = 0;
 227 }
 228
 229 void nb_rmdir(const char *fname)
 230 {
 231         if (!NT_STATUS_IS_OK(cli_rmdir(c, fname))) {
 232                 printf("ERROR: rmdir %s failed (%s)\n",
 233                        fname, cli_errstr(c));
 234                 exit(1);
 235         }
 236 }
 237
 238 void nb_rename(const char *oldname, const char *newname)
 239 {
 240         if (!NT_STATUS_IS_OK(cli_rename(c, oldname, newname))) {
 241                 printf("ERROR: rename %s %s failed (%s)\n",
 242                        oldname, newname, cli_errstr(c));
 243                 exit(1);
 244         }
 245 }
 246
 247
 248 void nb_qpathinfo(const char *fname)
 249 {
 250         cli_qpathinfo1(c, fname, NULL, NULL, NULL, NULL, NULL);
 251 }
 252
 253 void nb_qfileinfo(int fnum)
 254 {
 255         int i;
 256         i = find_handle(fnum);
 257         cli_qfileinfo_basic(c, ftable[i].fd, NULL, NULL, NULL, NULL, NULL,
 258                             NULL, NULL);
 259 }
 260
 261 void nb_qfsinfo(int level)
 262 {
 263         int bsize, total, avail;
 264         /* this is not the right call - we need cli_qfsinfo() */
 265         cli_dskattr(c, &bsize, &total, &avail);
 266 }
 267
 268 static NTSTATUS find_fn(const char *mnt, struct file_info *finfo, const char *name,
 269                     void *state)
 270 {
 271         /* noop */
 272         return NT_STATUS_OK;
 273 }
 274
 275 void nb_findfirst(const char *mask)
 276 {
 277         cli_list(c, mask, 0, find_fn, NULL);
 278 }
 279
 280 void nb_flush(int fnum)
 281 {
 282         int i;
 283         i = find_handle(fnum);
 284         /* hmmm, we don't have cli_flush() yet */
 285 }
 286
 287 static int total_deleted;
 288
 289 static NTSTATUS delete_fn(const char *mnt, struct file_info *finfo,
 290                       const char *name, void *state)
 291 {
 292         NTSTATUS status;
 293         char *s, *n;
 294         if (finfo->name[0] == '.') {
 295                 return NT_STATUS_OK;
 296         }
 297
 298         n = SMB_STRDUP(name);
 299         n[strlen(n)-1] = 0;
 300         if (asprintf(&s, "%s%s", n, finfo->name) == -1) {
 301                 printf("asprintf failed\n");
 302                 return NT_STATUS_NO_MEMORY;
 303         }
 304         if (finfo->mode & aDIR) {
 305                 char *s2;
 306                 if (asprintf(&s2, "%s\\*", s) == -1) {
 307                         printf("asprintf failed\n");
 308                         return NT_STATUS_NO_MEMORY;
 309                 }
 310                 status = cli_list(c, s2, aDIR, delete_fn, NULL);
 311                 if (!NT_STATUS_IS_OK(status)) {
 312                         free(n);
 313                         free(s2);
 314                         return status;
 315                 }
 316                 nb_rmdir(s);
 317         } else {
 318                 total_deleted++;
 319                 nb_unlink(s);
 320         }
 321         free(s);
 322         free(n);
 323         return NT_STATUS_OK;
 324 }
 325
 326 void nb_deltree(const char *dname)
 327 {
 328         char *mask;
 329         if (asprintf(&mask, "%s\\*", dname) == -1) {
 330                 printf("asprintf failed\n");
 331                 return;
 332         }
 333
 334         total_deleted = 0;
 335         cli_list(c, mask, aDIR, delete_fn, NULL);
 336         free(mask);
 337         cli_rmdir(c, dname);
 338
 339         if (total_deleted) printf("WARNING: Cleaned up %d files\n", total_deleted);
 340 }
 341
 342
 343 void nb_cleanup(void)
 344 {
 345         cli_rmdir(c, "clients");
 346         children[nbio_id].done = 1;
 347 }