source4/torture/raw/offline.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    Copyright (C) Andrew Tridgell 2008
   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 3 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, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20 /*
  21   test offline files
  22  */
  23
  24 #include "includes.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 "libcli/composite/composite.h"
  31 #include "libcli/smb_composite/smb_composite.h"
  32 #include "torture/raw/proto.h"
  33
  34 #define BASEDIR "\\testoffline"
  35
  36 static int nconnections;
  37 static int numstates;
  38 static int num_connected;
  39 static int test_failed;
  40 extern int torture_numops;
  41 extern int torture_entries;
  42 static bool test_finished;
  43
  44 enum offline_op {OP_LOADFILE, OP_SAVEFILE, OP_SETOFFLINE, OP_GETOFFLINE, OP_ENDOFLIST};
  45
  46 static double latencies[OP_ENDOFLIST];
  47 static double worst_latencies[OP_ENDOFLIST];
  48
  49 #define FILE_SIZE 8192
  50
  51
  52 struct offline_state {
  53         struct torture_context *tctx;
  54         struct tevent_context *ev;
  55         struct smbcli_tree *tree;
  56         TALLOC_CTX *mem_ctx;
  57         int client;
  58         int fnum;
  59         uint32_t count;
  60         uint32_t lastcount;
  61         uint32_t fnumber;
  62         uint32_t offline_count;
  63         uint32_t online_count;
  64         char *fname;
  65         struct smb_composite_loadfile *loadfile;
  66         struct smb_composite_savefile *savefile;
  67         struct smbcli_request *req;
  68         enum offline_op op;
  69         struct timeval tv_start;
  70 };
  71
  72 static void test_offline(struct offline_state *state);
  73
  74
  75 static char *filename(TALLOC_CTX *ctx, int i)
  76 {
  77         char *s = talloc_asprintf(ctx, BASEDIR "\\file%u.dat", i);
  78         return s;
  79 }
  80
  81
  82 /*
  83   called when a loadfile completes
  84  */
  85 static void loadfile_callback(struct composite_context *ctx)
  86 {
  87         struct offline_state *state = ctx->async.private_data;
  88         NTSTATUS status;
  89         int i;
  90
  91         status = smb_composite_loadfile_recv(ctx, state->mem_ctx);
  92         if (!NT_STATUS_IS_OK(status)) {
  93                 printf("Failed to read file '%s' - %s\n",
  94                        state->loadfile->in.fname, nt_errstr(status));
  95                 test_failed++;
  96                 return;
  97         }
  98
  99         /* check the data is correct */
 100         if (state->loadfile->out.size != FILE_SIZE) {
 101                 printf("Wrong file size %u - expected %u\n",
 102                        state->loadfile->out.size, FILE_SIZE);
 103                 test_failed++;
 104                 return;
 105         }
 106
 107         for (i=0;i<FILE_SIZE;i++) {
 108                 if (state->loadfile->out.data[i] != 1+(state->fnumber % 255)) {
 109                         printf("Bad data in file %u (got %u expected %u)\n",
 110                                state->fnumber,
 111                                state->loadfile->out.data[i],
 112                                1+(state->fnumber % 255));
 113                         test_failed++;
 114                         return;
 115                 }
 116         }
 117
 118         talloc_steal(state->loadfile, state->loadfile->out.data);
 119
 120         state->count++;
 121         talloc_free(state->loadfile);
 122         state->loadfile = NULL;
 123
 124         if (!test_finished) {
 125                 test_offline(state);
 126         }
 127 }
 128
 129
 130 /*
 131   called when a savefile completes
 132  */
 133 static void savefile_callback(struct composite_context *ctx)
 134 {
 135         struct offline_state *state = ctx->async.private_data;
 136         NTSTATUS status;
 137
 138         status = smb_composite_savefile_recv(ctx);
 139         if (!NT_STATUS_IS_OK(status)) {
 140                 printf("Failed to save file '%s' - %s\n",
 141                        state->savefile->in.fname, nt_errstr(status));
 142                 test_failed++;
 143         }
 144
 145         state->count++;
 146         talloc_free(state->savefile);
 147         state->savefile = NULL;
 148
 149         if (!test_finished) {
 150                 test_offline(state);
 151         }
 152 }
 153
 154
 155 /*
 156   called when a setoffline completes
 157  */
 158 static void setoffline_callback(struct smbcli_request *req)
 159 {
 160         struct offline_state *state = req->async.private_data;
 161         NTSTATUS status;
 162
 163         status = smbcli_request_simple_recv(req);
 164         if (!NT_STATUS_IS_OK(status)) {
 165                 printf("Failed to set offline file '%s' - %s\n",
 166                        state->fname, nt_errstr(status));
 167                 test_failed++;
 168         }
 169
 170         state->req = NULL;
 171         state->count++;
 172
 173         if (!test_finished) {
 174                 test_offline(state);
 175         }
 176 }
 177
 178
 179 /*
 180   called when a getoffline completes
 181  */
 182 static void getoffline_callback(struct smbcli_request *req)
 183 {
 184         struct offline_state *state = req->async.private_data;
 185         NTSTATUS status;
 186         union smb_fileinfo io;
 187
 188         ZERO_STRUCT(io);
 189
 190         io.getattr.level = RAW_FILEINFO_GETATTR;
 191
 192         status = smb_raw_pathinfo_recv(req, state->mem_ctx, &io);
 193         if (!NT_STATUS_IS_OK(status)) {
 194                 printf("Failed to get offline file '%s' - %s\n",
 195                        state->fname, nt_errstr(status));
 196                 test_failed++;
 197         }
 198
 199         if (io.getattr.out.attrib & FILE_ATTRIBUTE_OFFLINE) {
 200                 state->offline_count++;
 201         } else {
 202                 state->online_count++;
 203         }
 204
 205         state->req = NULL;
 206         state->count++;
 207
 208         if (!test_finished) {
 209                 test_offline(state);
 210         }
 211 }
 212
 213
 214 /*
 215   send the next offline file fetch request
 216 */
 217 static void test_offline(struct offline_state *state)
 218 {
 219         struct composite_context *ctx;
 220         double lat;
 221
 222         lat = timeval_elapsed(&state->tv_start);
 223         if (latencies[state->op] < lat) {
 224                 latencies[state->op] = lat;
 225         }
 226
 227         state->op = (enum offline_op) (random() % OP_ENDOFLIST);
 228
 229         state->fnumber = random() % torture_numops;
 230         talloc_free(state->fname);
 231         state->fname = filename(state->mem_ctx, state->fnumber);
 232
 233         state->tv_start = timeval_current();
 234
 235         switch (state->op) {
 236         case OP_LOADFILE:
 237                 state->loadfile = talloc_zero(state->mem_ctx, struct smb_composite_loadfile);
 238                 state->loadfile->in.fname = state->fname;
 239
 240                 ctx = smb_composite_loadfile_send(state->tree, state->loadfile);
 241                 if (ctx == NULL) {
 242                         printf("Failed to setup loadfile for %s\n", state->fname);
 243                         test_failed = true;
 244                 }
 245
 246                 talloc_steal(state->loadfile, ctx);
 247
 248                 ctx->async.fn = loadfile_callback;
 249                 ctx->async.private_data = state;
 250                 break;
 251
 252         case OP_SAVEFILE:
 253                 state->savefile = talloc_zero(state->mem_ctx, struct smb_composite_savefile);
 254
 255                 state->savefile->in.fname = state->fname;
 256                 state->savefile->in.data  = talloc_size(state->savefile, FILE_SIZE);
 257                 state->savefile->in.size  = FILE_SIZE;
 258                 memset(state->savefile->in.data, 1+(state->fnumber%255), FILE_SIZE);
 259
 260                 ctx = smb_composite_savefile_send(state->tree, state->savefile);
 261                 if (ctx == NULL) {
 262                         printf("Failed to setup savefile for %s\n", state->fname);
 263                         test_failed = true;
 264                 }
 265
 266                 talloc_steal(state->savefile, ctx);
 267
 268                 ctx->async.fn = savefile_callback;
 269                 ctx->async.private_data = state;
 270                 break;
 271
 272         case OP_SETOFFLINE: {
 273                 union smb_setfileinfo io;
 274                 ZERO_STRUCT(io);
 275                 io.setattr.level = RAW_SFILEINFO_SETATTR;
 276                 io.setattr.in.attrib = FILE_ATTRIBUTE_OFFLINE;
 277                 io.setattr.in.file.path = state->fname;
 278                 /* make the file 1 hour old, to get past minimum age restrictions
 279                    for HSM systems */
 280                 io.setattr.in.write_time = time(NULL) - 60*60;
 281
 282                 state->req = smb_raw_setpathinfo_send(state->tree, &io);
 283                 if (state->req == NULL) {
 284                         printf("Failed to setup setoffline for %s\n", state->fname);
 285                         test_failed = true;
 286                 }
 287
 288                 state->req->async.fn = setoffline_callback;
 289                 state->req->async.private_data = state;
 290                 break;
 291         }
 292
 293         case OP_GETOFFLINE: {
 294                 union smb_fileinfo io;
 295                 ZERO_STRUCT(io);
 296                 io.getattr.level = RAW_FILEINFO_GETATTR;
 297                 io.getattr.in.file.path = state->fname;
 298
 299                 state->req = smb_raw_pathinfo_send(state->tree, &io);
 300                 if (state->req == NULL) {
 301                         printf("Failed to setup getoffline for %s\n", state->fname);
 302                         test_failed = true;
 303                 }
 304
 305                 state->req->async.fn = getoffline_callback;
 306                 state->req->async.private_data = state;
 307                 break;
 308         }
 309
 310         default:
 311                 printf("bad operation??\n");
 312                 break;
 313         }
 314 }
 315
 316
 317
 318
 319 static void echo_completion(struct smbcli_request *req)
 320 {
 321         struct offline_state *state = (struct offline_state *)req->async.private_data;
 322         NTSTATUS status = smbcli_request_simple_recv(req);
 323         if (NT_STATUS_EQUAL(status, NT_STATUS_END_OF_FILE) ||
 324             NT_STATUS_EQUAL(status, NT_STATUS_LOCAL_DISCONNECT) ||
 325             NT_STATUS_EQUAL(status, NT_STATUS_CONNECTION_RESET)) {
 326                 talloc_free(state->tree);
 327                 state->tree = NULL;
 328                 num_connected--;
 329                 DEBUG(0,("lost connection\n"));
 330                 test_failed++;
 331         }
 332 }
 333
 334 static void report_rate(struct tevent_context *ev, struct tevent_timer *te,
 335                         struct timeval t, void *private_data)
 336 {
 337         struct offline_state *state = talloc_get_type(private_data,
 338                                                         struct offline_state);
 339         int i;
 340         uint32_t total=0, total_offline=0, total_online=0;
 341         for (i=0;i<numstates;i++) {
 342                 total += state[i].count - state[i].lastcount;
 343                 if (timeval_elapsed(&state[i].tv_start) > latencies[state[i].op]) {
 344                         latencies[state[i].op] = timeval_elapsed(&state[i].tv_start);
 345                 }
 346                 state[i].lastcount = state[i].count;
 347                 total_online += state[i].online_count;
 348                 total_offline += state[i].offline_count;
 349         }
 350         printf("ops/s=%4u  offline=%5u online=%4u  set_lat=%.1f/%.1f get_lat=%.1f/%.1f save_lat=%.1f/%.1f load_lat=%.1f/%.1f\n",
 351                total, total_offline, total_online,
 352                latencies[OP_SETOFFLINE],
 353                worst_latencies[OP_SETOFFLINE],
 354                latencies[OP_GETOFFLINE],
 355                worst_latencies[OP_GETOFFLINE],
 356                latencies[OP_SAVEFILE],
 357                worst_latencies[OP_SAVEFILE],
 358                latencies[OP_LOADFILE],
 359                worst_latencies[OP_LOADFILE]);
 360         fflush(stdout);
 361         tevent_add_timer(ev, state, timeval_current_ofs(1, 0), report_rate, state);
 362
 363         for (i=0;i<OP_ENDOFLIST;i++) {
 364                 if (latencies[i] > worst_latencies[i]) {
 365                         worst_latencies[i] = latencies[i];
 366                 }
 367                 latencies[i] = 0;
 368         }
 369
 370         /* send an echo on each interface to ensure it stays alive - this helps
 371            with IP takeover */
 372         for (i=0;i<numstates;i++) {
 373                 struct smb_echo p;
 374                 struct smbcli_request *req;
 375
 376                 if (!state[i].tree) {
 377                         continue;
 378                 }
 379
 380                 p.in.repeat_count = 1;
 381                 p.in.size = 0;
 382                 p.in.data = NULL;
 383                 req = smb_raw_echo_send(state[i].tree->session->transport, &p);
 384                 req->async.private_data = &state[i];
 385                 req->async.fn      = echo_completion;
 386         }
 387 }
 388
 389 /*
 390    test offline file handling
 391 */
 392 bool torture_test_offline(struct torture_context *torture)
 393 {
 394         bool ret = true;
 395         TALLOC_CTX *mem_ctx = talloc_new(torture);
 396         int i;
 397         int timelimit = torture_setting_int(torture, "timelimit", 10);
 398         struct timeval tv;
 399         struct offline_state *state;
 400         struct smbcli_state *cli;
 401         bool progress;
 402         progress = torture_setting_bool(torture, "progress", true);
 403
 404         nconnections = torture_setting_int(torture, "nprocs", 4);
 405         numstates = nconnections * torture_entries;
 406
 407         state = talloc_zero_array(mem_ctx, struct offline_state, numstates);
 408
 409         printf("Opening %d connections with %d simultaneous operations and %u files\n", nconnections, numstates, torture_numops);
 410         for (i=0;i<nconnections;i++) {
 411                 state[i].tctx = torture;
 412                 state[i].mem_ctx = talloc_new(state);
 413                 state[i].ev = torture->ev;
 414                 if (!torture_open_connection_ev(&cli, i, torture, torture->ev)) {
 415                         return false;
 416                 }
 417                 state[i].tree = cli->tree;
 418                 state[i].client = i;
 419                 /* allow more time for offline files */
 420                 state[i].tree->session->transport->options.request_timeout = 200;
 421         }
 422
 423         /* the others are repeats on the earlier connections */
 424         for (i=nconnections;i<numstates;i++) {
 425                 state[i].tctx = torture;
 426                 state[i].mem_ctx = talloc_new(state);
 427                 state[i].ev = torture->ev;
 428                 state[i].tree = state[i % nconnections].tree;
 429                 state[i].client = i;
 430         }
 431
 432         num_connected = i;
 433
 434         if (!torture_setup_dir(cli, BASEDIR)) {
 435                 goto failed;
 436         }
 437
 438         /* pre-create files */
 439         printf("Pre-creating %u files ....\n", torture_numops);
 440         for (i=0;i<torture_numops;i++) {
 441                 int fnum;
 442                 char *fname = filename(mem_ctx, i);
 443                 char buf[FILE_SIZE];
 444                 NTSTATUS status;
 445
 446                 memset(buf, 1+(i % 255), sizeof(buf));
 447
 448                 fnum = smbcli_open(state[0].tree, fname, O_RDWR|O_CREAT, DENY_NONE);
 449                 if (fnum == -1) {
 450                         printf("Failed to open %s on connection %d\n", fname, i);
 451                         goto failed;
 452                 }
 453
 454                 if (smbcli_write(state[0].tree, fnum, 0, buf, 0, sizeof(buf)) != sizeof(buf)) {
 455                         printf("Failed to write file of size %u\n", FILE_SIZE);
 456                         goto failed;
 457                 }
 458
 459                 status = smbcli_close(state[0].tree, fnum);
 460                 if (!NT_STATUS_IS_OK(status)) {
 461                         printf("Close failed - %s\n", nt_errstr(status));
 462                         goto failed;
 463                 }
 464
 465                 talloc_free(fname);
 466         }
 467
 468         /* start the async ops */
 469         for (i=0;i<numstates;i++) {
 470                 state[i].tv_start = timeval_current();
 471                 test_offline(&state[i]);
 472         }
 473
 474         tv = timeval_current();
 475
 476         if (progress) {
 477                 tevent_add_timer(torture->ev, state, timeval_current_ofs(1, 0), report_rate, state);
 478         }
 479
 480         printf("Running for %d seconds\n", timelimit);
 481         while (timeval_elapsed(&tv) < timelimit) {
 482                 tevent_loop_once(torture->ev);
 483
 484                 if (test_failed) {
 485                         DEBUG(0,("test failed\n"));
 486                         goto failed;
 487                 }
 488         }
 489
 490         printf("\nWaiting for completion\n");
 491         test_finished = true;
 492         for (i=0;i<numstates;i++) {
 493                 while (state[i].loadfile ||
 494                        state[i].savefile ||
 495                        state[i].req) {
 496                         tevent_loop_once(torture->ev);
 497                 }
 498         }
 499
 500         printf("worst latencies: set_lat=%.1f get_lat=%.1f save_lat=%.1f load_lat=%.1f\n",
 501                worst_latencies[OP_SETOFFLINE],
 502                worst_latencies[OP_GETOFFLINE],
 503                worst_latencies[OP_SAVEFILE],
 504                worst_latencies[OP_LOADFILE]);
 505
 506         smbcli_deltree(state[0].tree, BASEDIR);
 507         talloc_free(mem_ctx);
 508         printf("\n");
 509         return ret;
 510
 511 failed:
 512         talloc_free(mem_ctx);
 513         return false;
 514 }