source4/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 3 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, see <http://www.gnu.org/licenses/>.
  21 */
  22
  23 #include "includes.h"
  24 #include "torture/rpc/torture_rpc.h"
  25 #include "lib/events/events.h"
  26 #include "librpc/gen_ndr/ndr_echo_c.h"
  27
  28
  29 /*
  30   test the AddOne interface
  31 */
  32 #define TEST_ADDONE(tctx, value) do { \
  33         n = i = value; \
  34         r.in.in_data = n; \
  35         r.out.out_data = &n; \
  36         torture_assert_ntstatus_ok(tctx, dcerpc_echo_AddOne_r(b, tctx, &r), \
  37                 talloc_asprintf(tctx, "AddOne(%d) failed", i)); \
  38         torture_assert (tctx, n == i+1, talloc_asprintf(tctx, "%d + 1 != %u (should be %u)\n", i, n, i+1)); \
  39         torture_comment (tctx, "%d + 1 = %u\n", i, n); \
  40 } while(0)
  41
  42 static bool test_addone(struct torture_context *tctx,
  43                         struct dcerpc_pipe *p)
  44 {
  45         uint32_t i;
  46         uint32_t n;
  47         struct echo_AddOne r;
  48         struct dcerpc_binding_handle *b = p->binding_handle;
  49
  50         for (i=0;i<10;i++) {
  51                 TEST_ADDONE(tctx, i);
  52         }
  53
  54         TEST_ADDONE(tctx, 0x7FFFFFFE);
  55         TEST_ADDONE(tctx, 0xFFFFFFFE);
  56         TEST_ADDONE(tctx, 0xFFFFFFFF);
  57         TEST_ADDONE(tctx, random() & 0xFFFFFFFF);
  58         return true;
  59 }
  60
  61 /*
  62   test the EchoData interface
  63 */
  64 static bool test_echodata(struct torture_context *tctx,
  65                           struct dcerpc_pipe *p)
  66 {
  67         int i;
  68         uint8_t *data_in, *data_out;
  69         int len;
  70         struct echo_EchoData r;
  71         struct dcerpc_binding_handle *b = p->binding_handle;
  72
  73         if (torture_setting_bool(tctx, "quick", false) &&
  74             (p->conn->flags & DCERPC_DEBUG_VALIDATE_BOTH)) {
  75                 len = 1 + (random() % 500);
  76         } else {
  77                 len = 1 + (random() % 5000);
  78         }
  79
  80         data_in = talloc_array(tctx, uint8_t, len);
  81         data_out = talloc_array(tctx, uint8_t, len);
  82         for (i=0;i<len;i++) {
  83                 data_in[i] = i;
  84         }
  85
  86         r.in.len = len;
  87         r.in.in_data = data_in;
  88
  89         torture_assert_ntstatus_ok(tctx, dcerpc_echo_EchoData_r(b, tctx, &r),
  90                 talloc_asprintf(tctx, "EchoData(%d) failed\n", len));
  91
  92         data_out = r.out.out_data;
  93
  94         for (i=0;i<len;i++) {
  95                 if (data_in[i] != data_out[i]) {
  96                         torture_comment(tctx, "Bad data returned for len %d at offset %d\n",
  97                                len, i);
  98                         torture_comment(tctx, "in:\n");
  99                         dump_data(0, data_in+i, MIN(len-i, 16));
 100                         torture_comment(tctx, "out:\n");
 101                         dump_data(0, data_out+i, MIN(len-1, 16));
 102                         return false;
 103                 }
 104         }
 105         return true;
 106 }
 107
 108 /*
 109   test the SourceData interface
 110 */
 111 static bool test_sourcedata(struct torture_context *tctx,
 112                             struct dcerpc_pipe *p)
 113 {
 114         int i;
 115         int len;
 116         struct echo_SourceData r;
 117         struct dcerpc_binding_handle *b = p->binding_handle;
 118
 119         if (torture_setting_bool(tctx, "quick", false) &&
 120             (p->conn->flags & DCERPC_DEBUG_VALIDATE_BOTH)) {
 121                 len = 100 + (random() % 500);
 122         } else {
 123                 len = 200000 + (random() % 5000);
 124         }
 125
 126         r.in.len = len;
 127
 128         torture_assert_ntstatus_ok(tctx, dcerpc_echo_SourceData_r(b, tctx, &r),
 129                 talloc_asprintf(tctx, "SourceData(%d) failed", len));
 130
 131         for (i=0;i<len;i++) {
 132                 uint8_t *v = (uint8_t *)r.out.data;
 133                 torture_assert(tctx, v[i] == (i & 0xFF),
 134                         talloc_asprintf(tctx,
 135                                                 "bad data 0x%x at %d\n", (uint8_t)r.out.data[i], i));
 136         }
 137         return true;
 138 }
 139
 140 /*
 141   test the SinkData interface
 142 */
 143 static bool test_sinkdata(struct torture_context *tctx,
 144                           struct dcerpc_pipe *p)
 145 {
 146         int i;
 147         uint8_t *data_in;
 148         int len;
 149         struct echo_SinkData r;
 150         struct dcerpc_binding_handle *b = p->binding_handle;
 151
 152         if (torture_setting_bool(tctx, "quick", false) &&
 153             (p->conn->flags & DCERPC_DEBUG_VALIDATE_BOTH)) {
 154                 len = 100 + (random() % 5000);
 155         } else {
 156                 len = 200000 + (random() % 5000);
 157         }
 158
 159         data_in = talloc_array(tctx, uint8_t, len);
 160         for (i=0;i<len;i++) {
 161                 data_in[i] = i+1;
 162         }
 163
 164         r.in.len = len;
 165         r.in.data = data_in;
 166
 167         torture_assert_ntstatus_ok(tctx, dcerpc_echo_SinkData_r(b, tctx, &r),
 168                 talloc_asprintf(tctx, "SinkData(%d) failed", len));
 169
 170         torture_comment(tctx, "sunk %d bytes\n", len);
 171         return true;
 172 }
 173
 174
 175 /*
 176   test the testcall interface
 177 */
 178 static bool test_testcall(struct torture_context *tctx,
 179                           struct dcerpc_pipe *p)
 180 {
 181         struct echo_TestCall r;
 182         const char *s = NULL;
 183         struct dcerpc_binding_handle *b = p->binding_handle;
 184
 185         r.in.s1 = "input string";
 186         r.out.s2 = &s;
 187
 188         torture_assert_ntstatus_ok(tctx, dcerpc_echo_TestCall_r(b, tctx, &r),
 189                 "TestCall failed");
 190
 191         torture_assert_str_equal(tctx, s, "input string", "Didn't receive back same string");
 192
 193         return true;
 194 }
 195
 196 /*
 197   test the testcall interface
 198 */
 199 static bool test_testcall2(struct torture_context *tctx,
 200                            struct dcerpc_pipe *p)
 201 {
 202         struct echo_TestCall2 r;
 203         int i;
 204         struct dcerpc_binding_handle *b = p->binding_handle;
 205
 206         for (i=1;i<=7;i++) {
 207                 r.in.level = i;
 208                 r.out.info = talloc(tctx, union echo_Info);
 209
 210                 torture_comment(tctx, "Testing TestCall2 level %d\n", i);
 211                 torture_assert_ntstatus_ok(tctx, dcerpc_echo_TestCall2_r(b, tctx, &r),
 212                         "TestCall2 failed");
 213                 torture_assert_ntstatus_ok(tctx, r.out.result, "TestCall2 failed");
 214         }
 215         return true;
 216 }
 217
 218 static void test_sleep_done(struct tevent_req *subreq)
 219 {
 220         bool *done1 = (bool *)tevent_req_callback_data_void(subreq);
 221         *done1 = true;
 222 }
 223
 224 /*
 225   test the TestSleep interface
 226 */
 227 static bool test_sleep(struct torture_context *tctx,
 228                        struct dcerpc_pipe *p)
 229 {
 230         int i;
 231 #define ASYNC_COUNT 3
 232         struct tevent_req *req[ASYNC_COUNT];
 233         struct echo_TestSleep r[ASYNC_COUNT];
 234         bool done1[ASYNC_COUNT];
 235         bool done2[ASYNC_COUNT];
 236         struct timeval snd[ASYNC_COUNT];
 237         struct timeval rcv[ASYNC_COUNT];
 238         struct timeval diff[ASYNC_COUNT];
 239         struct tevent_context *ctx;
 240         int total_done = 0;
 241         struct dcerpc_binding_handle *b = p->binding_handle;
 242
 243         if (torture_setting_bool(tctx, "quick", false)) {
 244                 torture_skip(tctx, "TestSleep disabled - use \"torture:quick=no\" to enable\n");
 245         }
 246         torture_comment(tctx, "Testing TestSleep - use \"torture:quick=yes\" to disable\n");
 247
 248         for (i=0;i<ASYNC_COUNT;i++) {
 249                 done1[i]        = false;
 250                 done2[i]        = false;
 251                 snd[i]          = timeval_current();
 252                 rcv[i]          = timeval_zero();
 253                 r[i].in.seconds = ASYNC_COUNT-i;
 254                 req[i] = dcerpc_echo_TestSleep_r_send(tctx, tctx->ev, b, &r[i]);
 255                 torture_assert(tctx, req[i], "Failed to send async sleep request\n");
 256                 tevent_req_set_callback(req[i], test_sleep_done, &done1[i]);
 257         }
 258
 259         ctx = dcerpc_event_context(p);
 260         while (total_done < ASYNC_COUNT) {
 261                 torture_assert(tctx, tevent_loop_once(ctx) == 0,
 262                                            "Event context loop failed");
 263                 for (i=0;i<ASYNC_COUNT;i++) {
 264                         if (done2[i] == false && done1[i] == true) {
 265                                 int rounded_tdiff;
 266                                 total_done++;
 267                                 done2[i] = true;
 268                                 rcv[i]  = timeval_current();
 269                                 diff[i] = timeval_until(&snd[i], &rcv[i]);
 270                                 rounded_tdiff = (int)(0.5 + diff[i].tv_sec + (1.0e-6*diff[i].tv_usec));
 271                                 torture_comment(tctx, "rounded_tdiff=%d\n", rounded_tdiff);
 272                                 torture_assert_ntstatus_ok(tctx,
 273                                         dcerpc_echo_TestSleep_r_recv(req[i], tctx),
 274                                         talloc_asprintf(tctx, "TestSleep(%d) failed", i));
 275                                 torture_assert(tctx, r[i].out.result == r[i].in.seconds,
 276                                         talloc_asprintf(tctx, "Failed - Asked to sleep for %u seconds (server replied with %u seconds and the reply takes only %u seconds)",
 277                                                 r[i].out.result, r[i].in.seconds, (unsigned int)diff[i].tv_sec));
 278                                 torture_assert(tctx, r[i].out.result <= rounded_tdiff,
 279                                         talloc_asprintf(tctx, "Failed - Slept for %u seconds (but reply takes only %u.%06u seconds)",
 280                                                 r[i].out.result, (unsigned int)diff[i].tv_sec, (unsigned int)diff[i].tv_usec));
 281                                 if (r[i].out.result+1 == rounded_tdiff) {
 282                                         torture_comment(tctx, "Slept for %u seconds (but reply takes %u.%06u seconds - busy server?)\n",
 283                                                         r[i].out.result, (unsigned int)diff[i].tv_sec, (unsigned int)diff[i].tv_usec);
 284                                 } else if (r[i].out.result == rounded_tdiff) {
 285                                         torture_comment(tctx, "Slept for %u seconds (reply takes %u.%06u seconds - ok)\n",
 286                                                         r[i].out.result, (unsigned int)diff[i].tv_sec, (unsigned int)diff[i].tv_usec);
 287                                 } else {
 288                                         torture_fail(tctx, talloc_asprintf(tctx,
 289                                                      "(Failed) - Not async - Slept for %u seconds (but reply takes %u.%06u seconds)\n",
 290                                                      r[i].out.result, (unsigned int)diff[i].tv_sec, (unsigned int)diff[i].tv_usec));
 291                                 }
 292                         }
 293                 }
 294         }
 295         torture_comment(tctx, "\n");
 296         return true;
 297 }
 298
 299 /*
 300   test enum handling
 301 */
 302 static bool test_enum(struct torture_context *tctx,
 303                                                   struct dcerpc_pipe *p)
 304 {
 305         struct echo_TestEnum r;
 306         enum echo_Enum1 v = ECHO_ENUM1;
 307         struct echo_Enum2 e2;
 308         union echo_Enum3 e3;
 309         struct dcerpc_binding_handle *b = p->binding_handle;
 310
 311         r.in.foo1 = &v;
 312         r.in.foo2 = &e2;
 313         r.in.foo3 = &e3;
 314         r.out.foo1 = &v;
 315         r.out.foo2 = &e2;
 316         r.out.foo3 = &e3;
 317
 318         e2.e1 = 76;
 319         e2.e2 = ECHO_ENUM1_32;
 320         e3.e1 = ECHO_ENUM2;
 321
 322         torture_assert_ntstatus_ok(tctx, dcerpc_echo_TestEnum_r(b, tctx, &r),
 323                 "TestEnum failed");
 324         return true;
 325 }
 326
 327 /*
 328   test surrounding conformant array handling
 329 */
 330 static bool test_surrounding(struct torture_context *tctx,
 331                                                   struct dcerpc_pipe *p)
 332 {
 333         struct echo_TestSurrounding r;
 334         struct dcerpc_binding_handle *b = p->binding_handle;
 335
 336         ZERO_STRUCT(r);
 337         r.in.data = talloc(tctx, struct echo_Surrounding);
 338
 339         r.in.data->x = 20;
 340         r.in.data->surrounding = talloc_zero_array(tctx, uint16_t, r.in.data->x);
 341
 342         r.out.data = talloc(tctx, struct echo_Surrounding);
 343
 344         torture_assert_ntstatus_ok(tctx, dcerpc_echo_TestSurrounding_r(b, tctx, &r),
 345                 "TestSurrounding failed");
 346
 347         torture_assert(tctx, r.out.data->x == 2 * r.in.data->x,
 348                 "TestSurrounding did not make the array twice as large");
 349
 350         return true;
 351 }
 352
 353 /*
 354   test multiple levels of pointers
 355 */
 356 static bool test_doublepointer(struct torture_context *tctx,
 357                                struct dcerpc_pipe *p)
 358 {
 359         struct echo_TestDoublePointer r;
 360         uint16_t value = 12;
 361         uint16_t *pvalue = &value;
 362         uint16_t **ppvalue = &pvalue;
 363         struct dcerpc_binding_handle *b = p->binding_handle;
 364
 365         ZERO_STRUCT(r);
 366         r.in.data = &ppvalue;
 367
 368         torture_assert_ntstatus_ok(tctx, dcerpc_echo_TestDoublePointer_r(b, tctx, &r),
 369                 "TestDoublePointer failed");
 370
 371         torture_assert_int_equal(tctx, value, r.out.result,
 372                                         "TestDoublePointer did not return original value");
 373         return true;
 374 }
 375
 376
 377 /*
 378   test request timeouts
 379 */
 380 #if 0 /* this test needs fixing to work over ncacn_np */
 381 static bool test_timeout(struct torture_context *tctx,
 382                                                  struct dcerpc_pipe *p)
 383 {
 384         NTSTATUS status;
 385         struct rpc_request *req;
 386         struct echo_TestSleep r;
 387         int timeout_saved = p->request_timeout;
 388
 389         if (torture_setting_bool(tctx, "quick", false)) {
 390                 torture_skip(tctx, "timeout testing disabled - use \"torture:quick=no\" to enable\n");
 391         }
 392
 393         torture_comment(tctx, "testing request timeouts\n");
 394         r.in.seconds = 2;
 395         p->request_timeout = 1;
 396
 397         req = dcerpc_echo_TestSleep_send(p, tctx, &r);
 398         if (!req) {
 399                 torture_comment(tctx, "Failed to send async sleep request\n");
 400                 goto failed;
 401         }
 402         req->ignore_timeout = true;
 403
 404         status  = dcerpc_echo_TestSleep_recv(req);
 405         torture_assert_ntstatus_equal(tctx, status, NT_STATUS_IO_TIMEOUT,
 406                                                                   "request should have timed out");
 407
 408         torture_comment(tctx, "testing request destruction\n");
 409         req = dcerpc_echo_TestSleep_send(p, tctx, &r);
 410         if (!req) {
 411                 torture_comment(tctx, "Failed to send async sleep request\n");
 412                 goto failed;
 413         }
 414         talloc_free(req);
 415
 416         req = dcerpc_echo_TestSleep_send(p, tctx, &r);
 417         if (!req) {
 418                 torture_comment(tctx, "Failed to send async sleep request\n");
 419                 goto failed;
 420         }
 421         req->ignore_timeout = true;
 422         status  = dcerpc_echo_TestSleep_recv(req);
 423         torture_assert_ntstatus_equal(tctx, status, NT_STATUS_IO_TIMEOUT,
 424                 "request should have timed out");
 425
 426         p->request_timeout = timeout_saved;
 427
 428         return test_addone(tctx, p);
 429
 430 failed:
 431         p->request_timeout = timeout_saved;
 432         return false;
 433 }
 434 #endif
 435
 436 struct torture_suite *torture_rpc_echo(TALLOC_CTX *mem_ctx)
 437 {
 438         struct torture_suite *suite = torture_suite_create(mem_ctx, "echo");
 439         struct torture_rpc_tcase *tcase;
 440
 441         tcase = torture_suite_add_rpc_iface_tcase(suite, "echo",
 442                                                   &ndr_table_rpcecho);
 443
 444         torture_rpc_tcase_add_test(tcase, "addone", test_addone);
 445         torture_rpc_tcase_add_test(tcase, "sinkdata", test_sinkdata);
 446         torture_rpc_tcase_add_test(tcase, "echodata", test_echodata);
 447         torture_rpc_tcase_add_test(tcase, "sourcedata", test_sourcedata);
 448         torture_rpc_tcase_add_test(tcase, "testcall", test_testcall);
 449         torture_rpc_tcase_add_test(tcase, "testcall2", test_testcall2);
 450         torture_rpc_tcase_add_test(tcase, "enum", test_enum);
 451         torture_rpc_tcase_add_test(tcase, "surrounding", test_surrounding);
 452         torture_rpc_tcase_add_test(tcase, "doublepointer", test_doublepointer);
 453         torture_rpc_tcase_add_test(tcase, "sleep", test_sleep);
 454 #if 0 /* this test needs fixing to work over ncacn_np */
 455         torture_rpc_tcase_add_test(tcase, "timeout", test_timeout);
 456 #endif
 457
 458         return suite;
 459 }