source/torture/rpc/echo.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    test suite for echo rpc operations
   4
   5    Copyright (C) Andrew Tridgell 2003
   6    Copyright (C) Stefan (metze) Metzmacher 2005
   7    Copyright (C) Jelmer Vernooij 2005
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 2 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program; if not, write to the Free Software
  21    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  22 */
  23
  24 #include "includes.h"
  25 #include "torture/torture.h"
  26 #include "torture/rpc/rpc.h"
  27 #include "lib/events/events.h"
  28 #include "librpc/gen_ndr/ndr_echo_c.h"
  29
  30
  31 /*
  32   test the AddOne interface
  33 */
  34 #define TEST_ADDONE(tctx, value) do { \
  35         n = i = value; \
  36         r.in.in_data = n; \
  37         r.out.out_data = &n; \
  38         status = dcerpc_echo_AddOne(p, tctx, &r); \
  39         torture_assert_ntstatus_ok(tctx, status, talloc_asprintf(tctx, "AddOne(%d) failed", i)); \
  40         torture_assert (tctx, n == i+1, talloc_asprintf(tctx, "%d + 1 != %u (should be %u)\n", i, n, i+1)); \
  41         torture_comment (tctx, "%d + 1 = %u\n", i, n); \
  42 } while(0)
  43
  44 static bool test_addone(struct torture_context *tctx,
  45                                                 struct dcerpc_pipe *p)
  46 {
  47         uint32_t i;
  48         NTSTATUS status;
  49         uint32_t n;
  50         struct echo_AddOne r;
  51
  52         for (i=0;i<10;i++) {
  53                 TEST_ADDONE(tctx, i);
  54         }
  55
  56         TEST_ADDONE(tctx, 0x7FFFFFFE);
  57         TEST_ADDONE(tctx, 0xFFFFFFFE);
  58         TEST_ADDONE(tctx, 0xFFFFFFFF);
  59         TEST_ADDONE(tctx, random() & 0xFFFFFFFF);
  60         return true;
  61 }
  62
  63 /*
  64   test the EchoData interface
  65 */
  66 static bool test_echodata(struct torture_context *tctx,
  67                                                   struct dcerpc_pipe *p)
  68 {
  69         int i;
  70         NTSTATUS status;
  71         uint8_t *data_in, *data_out;
  72         int len;
  73         struct echo_EchoData r;
  74
  75         if (torture_setting_bool(tctx, "quick", false) &&
  76             (p->conn->flags & DCERPC_DEBUG_VALIDATE_BOTH)) {
  77                 len = 1 + (random() % 500);
  78         } else {
  79                 len = 1 + (random() % 5000);
  80         }
  81
  82         data_in = talloc_size(tctx, len);
  83         data_out = talloc_size(tctx, len);
  84         for (i=0;i<len;i++) {
  85                 data_in[i] = i;
  86         }
  87
  88         r.in.len = len;
  89         r.in.in_data = data_in;
  90
  91         status = dcerpc_echo_EchoData(p, tctx, &r);
  92         torture_assert_ntstatus_ok(tctx, status, talloc_asprintf(tctx,
  93                                                                                         "EchoData(%d) failed\n", len));
  94
  95         data_out = r.out.out_data;
  96
  97         for (i=0;i<len;i++) {
  98                 if (data_in[i] != data_out[i]) {
  99                         torture_comment(tctx, "Bad data returned for len %d at offset %d\n",
 100                                len, i);
 101                         torture_comment(tctx, "in:\n");
 102                         dump_data(0, data_in+i, MIN(len-i, 16));
 103                         torture_comment(tctx, "out:\n");
 104                         dump_data(0, data_out+i, MIN(len-1, 16));
 105                         return false;
 106                 }
 107         }
 108         return true;
 109 }
 110
 111 /*
 112   test the SourceData interface
 113 */
 114 static bool test_sourcedata(struct torture_context *tctx,
 115                                                   struct dcerpc_pipe *p)
 116 {
 117         int i;
 118         NTSTATUS status;
 119         int len;
 120         struct echo_SourceData r;
 121
 122         if (torture_setting_bool(tctx, "quick", false) &&
 123             (p->conn->flags & DCERPC_DEBUG_VALIDATE_BOTH)) {
 124                 len = 100 + (random() % 500);
 125         } else {
 126                 len = 200000 + (random() % 5000);
 127         }
 128
 129         r.in.len = len;
 130
 131         status = dcerpc_echo_SourceData(p, tctx, &r);
 132         torture_assert_ntstatus_ok(tctx, status, talloc_asprintf(tctx,
 133                                                                                 "SourceData(%d) failed", len));
 134
 135         for (i=0;i<len;i++) {
 136                 uint8_t *v = (uint8_t *)r.out.data;
 137                 torture_assert(tctx, v[i] == (i & 0xFF),
 138                         talloc_asprintf(tctx,
 139                                                 "bad data 0x%x at %d\n", (uint8_t)r.out.data[i], i));
 140         }
 141         return true;
 142 }
 143
 144 /*
 145   test the SinkData interface
 146 */
 147 static bool test_sinkdata(struct torture_context *tctx,
 148                                                   struct dcerpc_pipe *p)
 149 {
 150         int i;
 151         NTSTATUS status;
 152         uint8_t *data_in;
 153         int len;
 154         struct echo_SinkData r;
 155
 156         if (torture_setting_bool(tctx, "quick", false) &&
 157             (p->conn->flags & DCERPC_DEBUG_VALIDATE_BOTH)) {
 158                 len = 100 + (random() % 5000);
 159         } else {
 160                 len = 200000 + (random() % 5000);
 161         }
 162
 163         data_in = talloc_size(tctx, len);
 164         for (i=0;i<len;i++) {
 165                 data_in[i] = i+1;
 166         }
 167
 168         r.in.len = len;
 169         r.in.data = data_in;
 170
 171         status = dcerpc_echo_SinkData(p, tctx, &r);
 172         torture_assert_ntstatus_ok(tctx, status, talloc_asprintf(tctx,
 173                                                                                 "SinkData(%d) failed",
 174                                                            len));
 175
 176         torture_comment(tctx, "sunk %d bytes\n", len);
 177         return true;
 178 }
 179
 180
 181 /*
 182   test the testcall interface
 183 */
 184 static bool test_testcall(struct torture_context *tctx,
 185                                                   struct dcerpc_pipe *p)
 186 {
 187         NTSTATUS status;
 188         struct echo_TestCall r;
 189         const char *s = NULL;
 190
 191         r.in.s1 = "input string";
 192         r.out.s2 = &s;
 193
 194         status = dcerpc_echo_TestCall(p, tctx, &r);
 195         torture_assert_ntstatus_ok(tctx, status, "TestCall failed");
 196
 197         torture_assert_str_equal(tctx, s, "input string", "Didn't receive back same string");
 198
 199         return true;
 200 }
 201
 202 /*
 203   test the testcall interface
 204 */
 205 static bool test_testcall2(struct torture_context *tctx,
 206                                                   struct dcerpc_pipe *p)
 207 {
 208         NTSTATUS status;
 209         struct echo_TestCall2 r;
 210         int i;
 211
 212         for (i=1;i<=7;i++) {
 213                 r.in.level = i;
 214                 r.out.info = talloc(tctx, union echo_Info);
 215
 216                 torture_comment(tctx, "Testing TestCall2 level %d\n", i);
 217                 status = dcerpc_echo_TestCall2(p, tctx, &r);
 218                 torture_assert_ntstatus_ok(tctx, status, "TestCall2 failed");
 219         }
 220         return true;
 221 }
 222
 223 /*
 224   test the TestSleep interface
 225 */
 226 static bool test_sleep(struct torture_context *tctx,
 227                                                   struct dcerpc_pipe *p)
 228 {
 229         int i;
 230         NTSTATUS status;
 231 #define ASYNC_COUNT 3
 232         struct rpc_request *req[ASYNC_COUNT];
 233         struct echo_TestSleep r[ASYNC_COUNT];
 234         BOOL done[ASYNC_COUNT];
 235         struct timeval snd[ASYNC_COUNT];
 236         struct timeval rcv[ASYNC_COUNT];
 237         struct timeval diff[ASYNC_COUNT];
 238         struct event_context *ctx;
 239         int total_done = 0;
 240
 241         if (torture_setting_bool(tctx, "quick", false)) {
 242                 torture_skip(tctx, "TestSleep disabled - use \"torture:quick=no\" to enable\n");
 243         }
 244         torture_comment(tctx, "Testing TestSleep - use \"torture:quick=no\" to disable\n");
 245
 246         for (i=0;i<ASYNC_COUNT;i++) {
 247                 done[i]         = False;
 248                 snd[i]          = timeval_current();
 249                 rcv[i]          = timeval_zero();
 250                 r[i].in.seconds = ASYNC_COUNT-i;
 251                 req[i] = dcerpc_echo_TestSleep_send(p, tctx, &r[i]);
 252                 torture_assert(tctx, req[i], "Failed to send async sleep request\n");
 253         }
 254
 255         ctx = dcerpc_event_context(p);
 256         while (total_done < ASYNC_COUNT) {
 257                 torture_assert(tctx, event_loop_once(ctx) == 0,
 258                                            "Event context loop failed");
 259                 for (i=0;i<ASYNC_COUNT;i++) {
 260                         if (done[i] == False && req[i]->state == RPC_REQUEST_DONE) {
 261                                 int rounded_tdiff;
 262                                 total_done++;
 263                                 done[i] = True;
 264                                 rcv[i]  = timeval_current();
 265                                 diff[i] = timeval_until(&snd[i], &rcv[i]);
 266                                 rounded_tdiff = (int)(0.5 + diff[i].tv_sec + (1.0e-6*diff[i].tv_usec));
 267                                 status  = dcerpc_ndr_request_recv(req[i]);
 268                                 printf("rounded_tdiff=%d\n", rounded_tdiff);
 269                                 torture_assert_ntstatus_ok(tctx, status,
 270                                                         talloc_asprintf(tctx, "TestSleep(%d) failed", i));
 271                                 torture_assert(tctx, r[i].out.result == r[i].in.seconds,
 272                                         talloc_asprintf(tctx, "Failed - Asked to sleep for %u seconds (server replied with %u seconds and the reply takes only %u seconds)",
 273                                                 r[i].out.result, r[i].in.seconds, (uint_t)diff[i].tv_sec));
 274                                 torture_assert(tctx, r[i].out.result <= rounded_tdiff,
 275                                         talloc_asprintf(tctx, "Failed - Slept for %u seconds (but reply takes only %u.%06u seconds)",
 276                                                 r[i].out.result, (uint_t)diff[i].tv_sec, (uint_t)diff[i].tv_usec));
 277                                 if (r[i].out.result+1 == rounded_tdiff) {
 278                                         torture_comment(tctx, "Slept for %u seconds (but reply takes %u.%06u seconds - busy server?)\n",
 279                                                         r[i].out.result, (uint_t)diff[i].tv_sec, (uint_t)diff[i].tv_usec);
 280                                 } else if (r[i].out.result == rounded_tdiff) {
 281                                         torture_comment(tctx, "Slept for %u seconds (reply takes %u.%06u seconds - ok)\n",
 282                                                         r[i].out.result, (uint_t)diff[i].tv_sec, (uint_t)diff[i].tv_usec);
 283                                 } else {
 284                                                 torture_comment(tctx, "(Failed) - Not async - Slept for %u seconds (but reply takes %u.%06u seconds)",
 285                                                         r[i].out.result, (uint_t)diff[i].tv_sec, (uint_t)diff[i].tv_usec);
 286                                         /* TODO: let the test fail here, when we support async rpc on ncacn_np */
 287                                 }
 288                         }
 289                 }
 290         }
 291         return true;
 292 }
 293
 294 /*
 295   test enum handling
 296 */
 297 static bool test_enum(struct torture_context *tctx,
 298                                                   struct dcerpc_pipe *p)
 299 {
 300         NTSTATUS status;
 301         struct echo_TestEnum r;
 302         enum echo_Enum1 v = ECHO_ENUM1;
 303         struct echo_Enum2 e2;
 304         union echo_Enum3 e3;
 305
 306         r.in.foo1 = &v;
 307         r.in.foo2 = &e2;
 308         r.in.foo3 = &e3;
 309         r.out.foo1 = &v;
 310         r.out.foo2 = &e2;
 311         r.out.foo3 = &e3;
 312
 313         e2.e1 = 76;
 314         e2.e2 = ECHO_ENUM1_32;
 315         e3.e1 = ECHO_ENUM2;
 316
 317         status = dcerpc_echo_TestEnum(p, tctx, &r);
 318         torture_assert_ntstatus_ok(tctx, status, "TestEnum failed");
 319         return true;
 320 }
 321
 322 /*
 323   test surrounding conformant array handling
 324 */
 325 static bool test_surrounding(struct torture_context *tctx,
 326                                                   struct dcerpc_pipe *p)
 327 {
 328         NTSTATUS status;
 329         struct echo_TestSurrounding r;
 330
 331         ZERO_STRUCT(r);
 332         r.in.data = talloc(tctx, struct echo_Surrounding);
 333
 334         r.in.data->x = 20;
 335         r.in.data->surrounding = talloc_zero_array(tctx, uint16_t, r.in.data->x);
 336
 337         r.out.data = talloc(tctx, struct echo_Surrounding);
 338
 339         status = dcerpc_echo_TestSurrounding(p, tctx, &r);
 340         torture_assert_ntstatus_ok(tctx, status, "TestSurrounding failed");
 341
 342         torture_assert(tctx, r.out.data->x == 2 * r.in.data->x,
 343                 "TestSurrounding did not make the array twice as large");
 344
 345         return true;
 346 }
 347
 348 /*
 349   test multiple levels of pointers
 350 */
 351 static bool test_doublepointer(struct torture_context *tctx,
 352                                                            struct dcerpc_pipe *p)
 353 {
 354         NTSTATUS status;
 355         struct echo_TestDoublePointer r;
 356         uint16_t value = 12;
 357         uint16_t *pvalue = &value;
 358         uint16_t **ppvalue = &pvalue;
 359
 360         ZERO_STRUCT(r);
 361         r.in.data = &ppvalue;
 362
 363         status = dcerpc_echo_TestDoublePointer(p, tctx, &r);
 364         torture_assert_ntstatus_ok(tctx, status, "TestDoublePointer failed");
 365
 366         torture_assert_int_equal(tctx, value, r.out.result,
 367                                         "TestDoublePointer did not return original value");
 368         return true;
 369 }
 370
 371
 372 /*
 373   test request timeouts
 374 */
 375 static bool test_timeout(struct torture_context *tctx,
 376                                                  struct dcerpc_pipe *p)
 377 {
 378         NTSTATUS status;
 379         struct rpc_request *req;
 380         struct echo_TestSleep r;
 381         int timeout_saved = p->request_timeout;
 382
 383         if (torture_setting_bool(tctx, "quick", false)) {
 384                 torture_skip(tctx, "timeout testing disabled - use \"torture:quick=no\" to enable\n");
 385         }
 386
 387         torture_comment(tctx, "testing request timeouts\n");
 388         r.in.seconds = 2;
 389         p->request_timeout = 1;
 390
 391         torture_assert(tctx, req = dcerpc_echo_TestSleep_send(p, tctx, &r),
 392                 "Failed to send async sleep request");
 393
 394         status  = dcerpc_ndr_request_recv(req);
 395         torture_assert_ntstatus_equal(tctx, status, NT_STATUS_IO_TIMEOUT,
 396                                                                   "request should have timed out");
 397
 398         torture_comment(tctx, "testing request destruction\n");
 399         req = dcerpc_echo_TestSleep_send(p, tctx, &r);
 400         if (!req) {
 401                 torture_comment(tctx, "Failed to send async sleep request\n");
 402                 goto failed;
 403         }
 404         talloc_free(req);
 405
 406         req = dcerpc_echo_TestSleep_send(p, tctx, &r);
 407         if (!req) {
 408                 torture_comment(tctx, "Failed to send async sleep request\n");
 409                 goto failed;
 410         }
 411         status  = dcerpc_ndr_request_recv(req);
 412         torture_assert_ntstatus_equal(tctx, status, NT_STATUS_IO_TIMEOUT,
 413                 "request should have timed out");
 414
 415         p->request_timeout = timeout_saved;
 416
 417         return test_addone(tctx, p);
 418
 419 failed:
 420         p->request_timeout = timeout_saved;
 421         return false;
 422 }
 423
 424
 425 struct torture_suite *torture_rpc_echo(void)
 426 {
 427         struct torture_suite *suite = torture_suite_create(
 428                                                                         talloc_autofree_context(), "ECHO");
 429         struct torture_tcase *tcase;
 430
 431         tcase = torture_suite_add_rpc_iface_tcase(suite, "echo",
 432                                                                                           &dcerpc_table_rpcecho);
 433
 434         torture_rpc_tcase_add_test(tcase, "addone", test_addone);
 435         torture_rpc_tcase_add_test(tcase, "sinkdata", test_sinkdata);
 436         torture_rpc_tcase_add_test(tcase, "echodata", test_echodata);
 437         torture_rpc_tcase_add_test(tcase, "sourcedata", test_sourcedata);
 438         torture_rpc_tcase_add_test(tcase, "testcall", test_testcall);
 439         torture_rpc_tcase_add_test(tcase, "testcall2", test_testcall2);
 440         torture_rpc_tcase_add_test(tcase, "enum", test_enum);
 441         torture_rpc_tcase_add_test(tcase, "surrounding", test_surrounding);
 442         torture_rpc_tcase_add_test(tcase, "doublepointer", test_doublepointer);
 443         torture_rpc_tcase_add_test(tcase, "sleep", test_sleep);
 444         torture_rpc_tcase_add_test(tcase, "timeout", test_timeout);
 445
 446         return suite;
 447 }