source4/torture/nbench/nbench.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    SMB torture tester - NBENCH test
   4    Copyright (C) Andrew Tridgell 1997-2004
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 2 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software
  18    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19 */
  20
  21 #include "includes.h"
  22
  23 int nbench_line_count = 0;
  24 static int timelimit = 600;
  25 static int warmup;
  26 static char *loadfile;
  27
  28 #define ival(s) strtol(s, NULL, 0)
  29
  30 /* run a test that simulates an approximate netbench client load */
  31 static BOOL run_netbench(struct cli_state *cli, int client)
  32 {
  33         int i;
  34         pstring line;
  35         char *cname;
  36         FILE *f;
  37         fstring params[20];
  38         const char *p;
  39         BOOL correct = True;
  40
  41         nb_setup(cli, client, warmup);
  42
  43         asprintf(&cname, "client%d", client);
  44
  45         f = fopen(loadfile, "r");
  46
  47         if (!f) {
  48                 perror(loadfile);
  49                 return False;
  50         }
  51
  52 again:
  53         while (fgets(line, sizeof(line)-1, f)) {
  54                 NTSTATUS status;
  55                 double t = end_timer();
  56
  57                 if (warmup && t >= warmup) {
  58                         warmup = 0;
  59                         nb_warmup_done();
  60                         start_timer();
  61                 }
  62
  63                 if (end_timer() >= timelimit) {
  64                         goto done;
  65                 }
  66
  67                 nbench_line_count++;
  68
  69                 line[strlen(line)-1] = 0;
  70
  71                 all_string_sub(line,"client1", cname, sizeof(line));
  72
  73                 p = line;
  74                 for (i=0;
  75                      i<19 && next_token(&p, params[i], " ", sizeof(fstring));
  76                      i++) ;
  77
  78                 params[i][0] = 0;
  79
  80                 if (i < 2 || params[0][0] == '#') continue;
  81
  82                 if (!strncmp(params[0],"SMB", 3)) {
  83                         printf("ERROR: You are using a dbench 1 load file\n");
  84                         exit(1);
  85                 }
  86
  87                 if (strncmp(params[i-1], "NT_STATUS_", 10) != 0) {
  88                         printf("Badly formed status at line %d\n", nbench_line_count);
  89                         continue;
  90                 }
  91
  92                 status = nt_status_string_to_code(params[i-1]);
  93
  94                 DEBUG(9,("run_netbench(%d): %s %s\n", client, params[0], params[1]));
  95
  96                 if (!strcmp(params[0],"NTCreateX")) {
  97                         nb_createx(params[1], ival(params[2]), ival(params[3]),
  98                                    ival(params[4]), status);
  99                 } else if (!strcmp(params[0],"Close")) {
 100                         nb_close(ival(params[1]), status);
 101                 } else if (!strcmp(params[0],"Rename")) {
 102                         nb_rename(params[1], params[2], status);
 103                 } else if (!strcmp(params[0],"Unlink")) {
 104                         nb_unlink(params[1], ival(params[2]), status);
 105                 } else if (!strcmp(params[0],"Deltree")) {
 106                         nb_deltree(params[1]);
 107                 } else if (!strcmp(params[0],"Rmdir")) {
 108                         nb_rmdir(params[1], status);
 109                 } else if (!strcmp(params[0],"QUERY_PATH_INFORMATION")) {
 110                         nb_qpathinfo(params[1], ival(params[2]), status);
 111                 } else if (!strcmp(params[0],"QUERY_FILE_INFORMATION")) {
 112                         nb_qfileinfo(ival(params[1]), ival(params[2]), status);
 113                 } else if (!strcmp(params[0],"QUERY_FS_INFORMATION")) {
 114                         nb_qfsinfo(ival(params[1]), status);
 115                 } else if (!strcmp(params[0],"SET_FILE_INFORMATION")) {
 116                         nb_sfileinfo(ival(params[1]), ival(params[2]), status);
 117                 } else if (!strcmp(params[0],"FIND_FIRST")) {
 118                         nb_findfirst(params[1], ival(params[2]),
 119                                      ival(params[3]), ival(params[4]), status);
 120                 } else if (!strcmp(params[0],"WriteX")) {
 121                         nb_writex(ival(params[1]),
 122                                   ival(params[2]), ival(params[3]), ival(params[4]),
 123                                   status);
 124                 } else if (!strcmp(params[0],"Write")) {
 125                         nb_write(ival(params[1]),
 126                                  ival(params[2]), ival(params[3]), ival(params[4]),
 127                                  status);
 128                 } else if (!strcmp(params[0],"LockX")) {
 129                         nb_lockx(ival(params[1]),
 130                                  ival(params[2]), ival(params[3]), status);
 131                 } else if (!strcmp(params[0],"UnlockX")) {
 132                         nb_unlockx(ival(params[1]),
 133                                  ival(params[2]), ival(params[3]), status);
 134                 } else if (!strcmp(params[0],"ReadX")) {
 135                         nb_readx(ival(params[1]),
 136                                  ival(params[2]), ival(params[3]), ival(params[4]),
 137                                  status);
 138                 } else if (!strcmp(params[0],"Flush")) {
 139                         nb_flush(ival(params[1]), status);
 140                 } else {
 141                         printf("[%d] Unknown operation %s\n", nbench_line_count, params[0]);
 142                 }
 143         }
 144
 145         rewind(f);
 146         goto again;
 147
 148 done:
 149         fclose(f);
 150         nb_cleanup(cname);
 151
 152         if (!torture_close_connection(cli)) {
 153                 correct = False;
 154         }
 155
 156         return correct;
 157 }
 158
 159
 160 /* run a test that simulates an approximate netbench client load */
 161 BOOL torture_nbench(int dummy)
 162 {
 163         BOOL correct = True;
 164         extern int torture_nprocs;
 165         struct cli_state *cli;
 166         char *p;
 167
 168         p = lp_parm_string(-1, "torture", "timelimit");
 169         if (p && *p) {
 170                 timelimit = atoi(p);
 171         }
 172
 173         warmup = timelimit / 20;
 174
 175         loadfile =  lp_parm_string(-1, "torture", "loadfile");
 176         if (!loadfile || !*loadfile) {
 177                 loadfile = "client.txt";
 178         }
 179
 180         if (!torture_open_connection(&cli)) {
 181                 return False;
 182         }
 183
 184         nb_setup(cli, -1, warmup);
 185         nb_deltree("\\clients");
 186
 187         nbio_shmem(torture_nprocs);
 188
 189         printf("Running for %d seconds with load '%s' and warmup %d secs\n",
 190                timelimit, loadfile, warmup);
 191
 192         signal(SIGALRM, SIGNAL_CAST nb_alarm);
 193         alarm(1);
 194         torture_create_procs(run_netbench, &correct);
 195         alarm(0);
 196
 197         printf("\nThroughput %g MB/sec\n",
 198                1.0e-6 * nbio_total() / timelimit);
 199         return correct;
 200 }