source4/torture/raw/openbench.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    open benchmark
   5
   6    Copyright (C) Andrew Tridgell 2007
   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/torture.h"
  24 #include "libcli/raw/libcliraw.h"
  25 #include "system/time.h"
  26 #include "system/filesys.h"
  27 #include "libcli/libcli.h"
  28 #include "torture/util.h"
  29 #include "lib/events/events.h"
  30 #include "lib/cmdline/popt_common.h"
  31 #include "libcli/composite/composite.h"
  32 #include "libcli/smb_composite/smb_composite.h"
  33 #include "libcli/resolve/resolve.h"
  34 #include "param/param.h"
  35
  36 #define BASEDIR "\\benchopen"
  37
  38 static int nprocs;
  39 static int open_failed;
  40 static int open_retries;
  41 static char **fnames;
  42 static int num_connected;
  43 static struct timed_event *report_te;
  44
  45 struct benchopen_state {
  46         struct torture_context *tctx;
  47         TALLOC_CTX *mem_ctx;
  48         struct event_context *ev;
  49         struct smbcli_state *cli;
  50         struct smbcli_tree *tree;
  51         int client_num;
  52         int old_fnum;
  53         int fnum;
  54         int file_num;
  55         int count;
  56         int lastcount;
  57         union smb_open open_parms;
  58         union smb_close close_parms;
  59         struct smbcli_request *req_open;
  60         struct smbcli_request *req_close;
  61         struct smb_composite_connect reconnect;
  62         struct timed_event *te;
  63
  64         /* these are used for reconnections */
  65         int dest_port;
  66         const char *dest_host;
  67         const char *called_name;
  68         const char *service_type;
  69 };
  70
  71 static void next_open(struct benchopen_state *state);
  72 static void reopen_connection(struct event_context *ev, struct timed_event *te,
  73                               struct timeval t, void *private_data);
  74
  75
  76 /*
  77   complete an async reconnect
  78  */
  79 static void reopen_connection_complete(struct composite_context *ctx)
  80 {
  81         struct benchopen_state *state = (struct benchopen_state *)ctx->async.private_data;
  82         NTSTATUS status;
  83         struct smb_composite_connect *io = &state->reconnect;
  84
  85         status = smb_composite_connect_recv(ctx, state->mem_ctx);
  86         if (!NT_STATUS_IS_OK(status)) {
  87                 talloc_free(state->te);
  88                 state->te = event_add_timed(state->ev, state->mem_ctx,
  89                                             timeval_current_ofs(1,0),
  90                                             reopen_connection, state);
  91                 return;
  92         }
  93
  94         state->tree = io->out.tree;
  95
  96         num_connected++;
  97
  98         DEBUG(0,("reconnect to %s finished (%u connected)\n", state->dest_host,
  99                  num_connected));
 100
 101         state->fnum = -1;
 102         state->old_fnum = -1;
 103         next_open(state);
 104 }
 105
 106
 107
 108 /*
 109   reopen a connection
 110  */
 111 static void reopen_connection(struct event_context *ev, struct timed_event *te,
 112                               struct timeval t, void *private_data)
 113 {
 114         struct benchopen_state *state = (struct benchopen_state *)private_data;
 115         struct composite_context *ctx;
 116         struct smb_composite_connect *io = &state->reconnect;
 117         char *host, *share;
 118
 119         state->te = NULL;
 120
 121         if (!torture_get_conn_index(state->client_num, state->mem_ctx, state->tctx, &host, &share)) {
 122                 DEBUG(0,("Can't find host/share for reconnect?!\n"));
 123                 exit(1);
 124         }
 125
 126         io->in.dest_host    = state->dest_host;
 127         io->in.dest_ports   = state->dest_port;
 128         io->in.called_name  = state->called_name;
 129         io->in.service      = share;
 130         io->in.service_type = state->service_type;
 131         io->in.credentials  = cmdline_credentials;
 132         io->in.fallback_to_anonymous = false;
 133         io->in.workgroup    = lp_workgroup(state->tctx->lp_ctx);
 134
 135         /* kill off the remnants of the old connection */
 136         talloc_free(state->tree);
 137         state->tree = NULL;
 138         state->fnum = -1;
 139
 140         ctx = smb_composite_connect_send(io, state->mem_ctx,
 141                                          lp_resolve_context(state->tctx->lp_ctx),
 142                                          state->ev);
 143         if (ctx == NULL) {
 144                 DEBUG(0,("Failed to setup async reconnect\n"));
 145                 exit(1);
 146         }
 147
 148         ctx->async.fn = reopen_connection_complete;
 149         ctx->async.private_data = state;
 150 }
 151
 152 static void open_completed(struct smbcli_request *req);
 153 static void close_completed(struct smbcli_request *req);
 154
 155
 156 static void next_open(struct benchopen_state *state)
 157 {
 158         state->count++;
 159
 160         state->file_num = (state->file_num+1) % (3*nprocs);
 161
 162         DEBUG(2,("[%d] opening %u\n", state->client_num, state->file_num));
 163         state->open_parms.ntcreatex.level = RAW_OPEN_NTCREATEX;
 164         state->open_parms.ntcreatex.in.flags = 0;
 165         state->open_parms.ntcreatex.in.root_fid = 0;
 166         state->open_parms.ntcreatex.in.access_mask = SEC_RIGHTS_FILE_ALL;
 167         state->open_parms.ntcreatex.in.file_attr = FILE_ATTRIBUTE_NORMAL;
 168         state->open_parms.ntcreatex.in.alloc_size = 0;
 169         state->open_parms.ntcreatex.in.share_access = 0;
 170         state->open_parms.ntcreatex.in.open_disposition = NTCREATEX_DISP_OVERWRITE_IF;
 171         state->open_parms.ntcreatex.in.create_options = 0;
 172         state->open_parms.ntcreatex.in.impersonation = 0;
 173         state->open_parms.ntcreatex.in.security_flags = 0;
 174         state->open_parms.ntcreatex.in.fname = fnames[state->file_num];
 175
 176         state->req_open = smb_raw_open_send(state->tree, &state->open_parms);
 177         state->req_open->async.fn = open_completed;
 178         state->req_open->async.private = state;
 179 }
 180
 181
 182 static void next_close(struct benchopen_state *state)
 183 {
 184         DEBUG(2,("[%d] closing %d\n", state->client_num, state->old_fnum));
 185         if (state->old_fnum == -1) {
 186                 return;
 187         }
 188         state->close_parms.close.level = RAW_CLOSE_CLOSE;
 189         state->close_parms.close.in.file.fnum = state->old_fnum;
 190         state->close_parms.close.in.write_time = 0;
 191
 192         state->req_close = smb_raw_close_send(state->tree, &state->close_parms);
 193         state->req_close->async.fn = close_completed;
 194         state->req_close->async.private = state;
 195         state->old_fnum = -1;
 196 }
 197
 198 /*
 199   called when a open completes
 200 */
 201 static void open_completed(struct smbcli_request *req)
 202 {
 203         struct benchopen_state *state = (struct benchopen_state *)req->async.private;
 204         TALLOC_CTX *tmp_ctx = talloc_new(state->mem_ctx);
 205         NTSTATUS status;
 206
 207         status = smb_raw_open_recv(req, tmp_ctx, &state->open_parms);
 208
 209         talloc_free(tmp_ctx);
 210
 211         state->req_open = NULL;
 212
 213         if (NT_STATUS_EQUAL(status, NT_STATUS_END_OF_FILE) ||
 214             NT_STATUS_EQUAL(status, NT_STATUS_LOCAL_DISCONNECT)) {
 215                 talloc_free(state->tree);
 216                 talloc_free(state->cli);
 217                 state->tree = NULL;
 218                 state->cli = NULL;
 219                 num_connected--;
 220                 DEBUG(0,("reopening connection to %s\n", state->dest_host));
 221                 talloc_free(state->te);
 222                 state->te = event_add_timed(state->ev, state->mem_ctx,
 223                                             timeval_current_ofs(1,0),
 224                                             reopen_connection, state);
 225                 return;
 226         }
 227
 228         if (NT_STATUS_EQUAL(status, NT_STATUS_SHARING_VIOLATION)) {
 229                 DEBUG(2,("[%d] retrying open\n", state->client_num));
 230                 open_retries++;
 231                 state->req_open = smb_raw_open_send(state->tree, &state->open_parms);
 232                 state->req_open->async.fn = open_completed;
 233                 state->req_open->async.private = state;
 234                 return;
 235         }
 236
 237         if (!NT_STATUS_IS_OK(status)) {
 238                 open_failed++;
 239                 DEBUG(0,("open failed - %s\n", nt_errstr(status)));
 240                 return;
 241         }
 242
 243         state->old_fnum = state->fnum;
 244         state->fnum = state->open_parms.ntcreatex.out.file.fnum;
 245
 246         DEBUG(2,("[%d] open completed: fnum=%d old_fnum=%d\n",
 247                  state->client_num, state->fnum, state->old_fnum));
 248
 249         if (state->old_fnum != -1) {
 250                 next_close(state);
 251         }
 252
 253         next_open(state);
 254 }
 255
 256 /*
 257   called when a close completes
 258 */
 259 static void close_completed(struct smbcli_request *req)
 260 {
 261         struct benchopen_state *state = (struct benchopen_state *)req->async.private;
 262         NTSTATUS status = smbcli_request_simple_recv(req);
 263
 264         state->req_close = NULL;
 265
 266         if (NT_STATUS_EQUAL(status, NT_STATUS_END_OF_FILE) ||
 267             NT_STATUS_EQUAL(status, NT_STATUS_LOCAL_DISCONNECT)) {
 268                 talloc_free(state->tree);
 269                 talloc_free(state->cli);
 270                 state->tree = NULL;
 271                 state->cli = NULL;
 272                 num_connected--;
 273                 DEBUG(0,("reopening connection to %s\n", state->dest_host));
 274                 talloc_free(state->te);
 275                 state->te = event_add_timed(state->ev, state->mem_ctx,
 276                                             timeval_current_ofs(1,0),
 277                                             reopen_connection, state);
 278                 return;
 279         }
 280
 281         if (!NT_STATUS_IS_OK(status)) {
 282                 open_failed++;
 283                 DEBUG(0,("close failed - %s\n", nt_errstr(status)));
 284                 return;
 285         }
 286
 287         DEBUG(2,("[%d] close completed: fnum=%d old_fnum=%d\n",
 288                  state->client_num, state->fnum, state->old_fnum));
 289 }
 290
 291 static void echo_completion(struct smbcli_request *req)
 292 {
 293         struct benchopen_state *state = (struct benchopen_state *)req->async.private;
 294         NTSTATUS status = smbcli_request_simple_recv(req);
 295         if (NT_STATUS_EQUAL(status, NT_STATUS_END_OF_FILE) ||
 296             NT_STATUS_EQUAL(status, NT_STATUS_LOCAL_DISCONNECT)) {
 297                 talloc_free(state->tree);
 298                 state->tree = NULL;
 299                 num_connected--;
 300                 DEBUG(0,("reopening connection to %s\n", state->dest_host));
 301                 talloc_free(state->te);
 302                 state->te = event_add_timed(state->ev, state->mem_ctx,
 303                                             timeval_current_ofs(1,0),
 304                                             reopen_connection, state);
 305         }
 306 }
 307
 308 static void report_rate(struct event_context *ev, struct timed_event *te,
 309                         struct timeval t, void *private_data)
 310 {
 311         struct benchopen_state *state = talloc_get_type(private_data,
 312                                                         struct benchopen_state);
 313         int i;
 314         for (i=0;i<nprocs;i++) {
 315                 printf("%5u ", (unsigned)(state[i].count - state[i].lastcount));
 316                 state[i].lastcount = state[i].count;
 317         }
 318         printf("\r");
 319         fflush(stdout);
 320         report_te = event_add_timed(ev, state, timeval_current_ofs(1, 0),
 321                                     report_rate, state);
 322
 323         /* send an echo on each interface to ensure it stays alive - this helps
 324            with IP takeover */
 325         for (i=0;i<nprocs;i++) {
 326                 struct smb_echo p;
 327                 struct smbcli_request *req;
 328
 329                 if (!state[i].tree) {
 330                         continue;
 331                 }
 332
 333                 p.in.repeat_count = 1;
 334                 p.in.size = 0;
 335                 p.in.data = NULL;
 336                 req = smb_raw_echo_send(state[i].tree->session->transport, &p);
 337                 req->async.private = &state[i];
 338                 req->async.fn      = echo_completion;
 339         }
 340 }
 341
 342 /*
 343    benchmark open calls
 344 */
 345 bool torture_bench_open(struct torture_context *torture)
 346 {
 347         bool ret = true;
 348         TALLOC_CTX *mem_ctx = talloc_new(torture);
 349         int i;
 350         int timelimit = torture_setting_int(torture, "timelimit", 10);
 351         struct timeval tv;
 352         struct event_context *ev = event_context_find(mem_ctx);
 353         struct benchopen_state *state;
 354         int total = 0, minops=0;
 355         bool progress=false;
 356
 357         progress = torture_setting_bool(torture, "progress", true);
 358
 359         nprocs = torture_setting_int(torture, "nprocs", 4);
 360
 361         state = talloc_zero_array(mem_ctx, struct benchopen_state, nprocs);
 362
 363         printf("Opening %d connections\n", nprocs);
 364         for (i=0;i<nprocs;i++) {
 365                 state[i].tctx = torture;
 366                 state[i].mem_ctx = talloc_new(state);
 367                 state[i].client_num = i;
 368                 state[i].ev = ev;
 369                 if (!torture_open_connection_ev(&state[i].cli, i, torture, ev)) {
 370                         return false;
 371                 }
 372                 talloc_steal(mem_ctx, state);
 373                 state[i].tree = state[i].cli->tree;
 374                 state[i].dest_host = talloc_strdup(state[i].mem_ctx,
 375                                                    state[i].cli->tree->session->transport->socket->hostname);
 376                 state[i].dest_port = state[i].cli->tree->session->transport->socket->port;
 377                 state[i].called_name  = talloc_strdup(state[i].mem_ctx,
 378                                                       state[i].cli->tree->session->transport->called.name);
 379                 state[i].service_type = talloc_strdup(state[i].mem_ctx,
 380                                                       state[i].cli->tree->device);
 381         }
 382
 383         num_connected = i;
 384
 385         if (!torture_setup_dir(state[0].cli, BASEDIR)) {
 386                 goto failed;
 387         }
 388
 389         fnames = talloc_array(mem_ctx, char *, 3*nprocs);
 390         for (i=0;i<3*nprocs;i++) {
 391                 fnames[i] = talloc_asprintf(fnames, "%s\\file%d.dat", BASEDIR, i);
 392         }
 393
 394         for (i=0;i<nprocs;i++) {
 395                 state[i].file_num = i;
 396                 state[i].fnum = smbcli_open(state[i].tree,
 397                                             fnames[state->file_num],
 398                                             O_RDWR|O_CREAT, DENY_ALL);
 399                 state[i].old_fnum = -1;
 400                 next_open(&state[i]);
 401         }
 402
 403         tv = timeval_current();
 404
 405         if (progress) {
 406                 report_te = event_add_timed(ev, state, timeval_current_ofs(1, 0),
 407                                             report_rate, state);
 408         }
 409
 410         printf("Running for %d seconds\n", timelimit);
 411         while (timeval_elapsed(&tv) < timelimit) {
 412                 event_loop_once(ev);
 413
 414                 if (open_failed) {
 415                         DEBUG(0,("open failed\n"));
 416                         goto failed;
 417                 }
 418         }
 419
 420         talloc_free(report_te);
 421
 422         printf("%.2f ops/second (%d retries)\n",
 423                total/timeval_elapsed(&tv), open_retries);
 424         minops = state[0].count;
 425         for (i=0;i<nprocs;i++) {
 426                 printf("[%d] %u ops\n", i, state[i].count);
 427                 if (state[i].count < minops) minops = state[i].count;
 428         }
 429         if (minops < 0.5*total/nprocs) {
 430                 printf("Failed: unbalanced open\n");
 431                 goto failed;
 432         }
 433
 434         for (i=0;i<nprocs;i++) {
 435                 talloc_free(state[i].req_open);
 436                 talloc_free(state[i].req_close);
 437                 smb_raw_exit(state[i].tree->session);
 438         }
 439
 440         smbcli_deltree(state[0].tree, BASEDIR);
 441         talloc_free(mem_ctx);
 442         return ret;
 443
 444 failed:
 445         talloc_free(mem_ctx);
 446         return false;
 447 }