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/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         status = dcerpc_echo_AddOne(p, tctx, &r); \
  37         torture_assert_ntstatus_ok(tctx, status, 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         NTSTATUS status;
  47         uint32_t n;
  48         struct echo_AddOne r;
  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         NTSTATUS status;
  69         uint8_t *data_in, *data_out;
  70         int len;
  71         struct echo_EchoData r;
  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         status = dcerpc_echo_EchoData(p, tctx, &r);
  90         torture_assert_ntstatus_ok(tctx, status, talloc_asprintf(tctx,
  91                                                                                         "EchoData(%d) failed\n", len));
  92
  93         data_out = r.out.out_data;
  94
  95         for (i=0;i<len;i++) {
  96                 if (data_in[i] != data_out[i]) {
  97                         torture_comment(tctx, "Bad data returned for len %d at offset %d\n",
  98                                len, i);
  99                         torture_comment(tctx, "in:\n");
 100                         dump_data(0, data_in+i, MIN(len-i, 16));
 101                         torture_comment(tctx, "out:\n");
 102                         dump_data(0, data_out+i, MIN(len-1, 16));
 103                         return false;
 104                 }
 105         }
 106         return true;
 107 }
 108
 109 /*
 110   test the SourceData interface
 111 */
 112 static bool test_sourcedata(struct torture_context *tctx,
 113                                                   struct dcerpc_pipe *p)
 114 {
 115         int i;
 116         NTSTATUS status;
 117         int len;
 118         struct echo_SourceData r;
 119
 120         if (torture_setting_bool(tctx, "quick", false) &&
 121             (p->conn->flags & DCERPC_DEBUG_VALIDATE_BOTH)) {
 122                 len = 100 + (random() % 500);
 123         } else {
 124                 len = 200000 + (random() % 5000);
 125         }
 126
 127         r.in.len = len;
 128
 129         status = dcerpc_echo_SourceData(p, tctx, &r);
 130         torture_assert_ntstatus_ok(tctx, status, talloc_asprintf(tctx,
 131                                                                                 "SourceData(%d) failed", len));
 132
 133         for (i=0;i<len;i++) {
 134                 uint8_t *v = (uint8_t *)r.out.data;
 135                 torture_assert(tctx, v[i] == (i & 0xFF),
 136                         talloc_asprintf(tctx,
 137                                                 "bad data 0x%x at %d\n", (uint8_t)r.out.data[i], i));
 138         }
 139         return true;
 140 }
 141
 142 /*
 143   test the SinkData interface
 144 */
 145 static bool test_sinkdata(struct torture_context *tctx,
 146                                                   struct dcerpc_pipe *p)
 147 {
 148         int i;
 149         NTSTATUS status;
 150         uint8_t *data_in;
 151         int len;
 152         struct echo_SinkData r;
 153
 154         if (torture_setting_bool(tctx, "quick", false) &&
 155             (p->conn->flags & DCERPC_DEBUG_VALIDATE_BOTH)) {
 156                 len = 100 + (random() % 5000);
 157         } else {
 158                 len = 200000 + (random() % 5000);
 159         }
 160
 161         data_in = talloc_array(tctx, uint8_t, len);
 162         for (i=0;i<len;i++) {
 163                 data_in[i] = i+1;
 164         }
 165
 166         r.in.len = len;
 167         r.in.data = data_in;
 168
 169         status = dcerpc_echo_SinkData(p, tctx, &r);
 170         torture_assert_ntstatus_ok(tctx, status, talloc_asprintf(tctx,
 171                                                                                 "SinkData(%d) failed",
 172                                                            len));
 173
 174         torture_comment(tctx, "sunk %d bytes\n", len);
 175         return true;
 176 }
 177
 178
 179 /*
 180   test the testcall interface
 181 */
 182 static bool test_testcall(struct torture_context *tctx,
 183                                                   struct dcerpc_pipe *p)
 184 {
 185         NTSTATUS status;
 186         struct echo_TestCall r;
 187         const char *s = NULL;
 188
 189         r.in.s1 = "input string";
 190         r.out.s2 = &s;
 191
 192         status = dcerpc_echo_TestCall(p, tctx, &r);
 193         torture_assert_ntstatus_ok(tctx, status, "TestCall failed");
 194
 195         torture_assert_str_equal(tctx, s, "input string", "Didn't receive back same string");
 196
 197         return true;
 198 }
 199
 200 /*
 201   test the testcall interface
 202 */
 203 static bool test_testcall2(struct torture_context *tctx,
 204                                                   struct dcerpc_pipe *p)
 205 {
 206         NTSTATUS status;
 207         struct echo_TestCall2 r;
 208         int i;
 209
 210         for (i=1;i<=7;i++) {
 211                 r.in.level = i;
 212                 r.out.info = talloc(tctx, union echo_Info);
 213
 214                 torture_comment(tctx, "Testing TestCall2 level %d\n", i);
 215                 status = dcerpc_echo_TestCall2(p, tctx, &r);
 216                 torture_assert_ntstatus_ok(tctx, status, "TestCall2 failed");
 217         }
 218         return true;
 219 }
 220
 221 /*
 222   test the TestSleep interface
 223 */
 224 static bool test_sleep(struct torture_context *tctx,
 225                                                   struct dcerpc_pipe *p)
 226 {
 227         int i;
 228         NTSTATUS status;
 229 #define ASYNC_COUNT 3
 230         struct rpc_request *req[ASYNC_COUNT];
 231         struct echo_TestSleep r[ASYNC_COUNT];
 232         bool done[ASYNC_COUNT];
 233         struct timeval snd[ASYNC_COUNT];
 234         struct timeval rcv[ASYNC_COUNT];
 235         struct timeval diff[ASYNC_COUNT];
 236         struct tevent_context *ctx;
 237         int total_done = 0;
 238
 239         if (torture_setting_bool(tctx, "quick", false)) {
 240                 torture_skip(tctx, "TestSleep disabled - use \"torture:quick=no\" to enable\n");
 241         }
 242         torture_comment(tctx, "Testing TestSleep - use \"torture:quick=yes\" to disable\n");
 243
 244         for (i=0;i<ASYNC_COUNT;i++) {
 245                 done[i]         = false;
 246                 snd[i]          = timeval_current();
 247                 rcv[i]          = timeval_zero();
 248                 r[i].in.seconds = ASYNC_COUNT-i;
 249                 req[i] = dcerpc_echo_TestSleep_send(p, tctx, &r[i]);
 250                 torture_assert(tctx, req[i], "Failed to send async sleep request\n");
 251         }
 252
 253         ctx = dcerpc_event_context(p);
 254         while (total_done < ASYNC_COUNT) {
 255                 torture_assert(tctx, event_loop_once(ctx) == 0,
 256                                            "Event context loop failed");
 257                 for (i=0;i<ASYNC_COUNT;i++) {
 258                         if (done[i] == false && req[i]->state == RPC_REQUEST_DONE) {
 259                                 int rounded_tdiff;
 260                                 total_done++;
 261                                 done[i] = true;
 262                                 rcv[i]  = timeval_current();
 263                                 diff[i] = timeval_until(&snd[i], &rcv[i]);
 264                                 rounded_tdiff = (int)(0.5 + diff[i].tv_sec + (1.0e-6*diff[i].tv_usec));
 265                                 status  = dcerpc_ndr_request_recv(req[i]);
 266                                 torture_comment(tctx, "rounded_tdiff=%d\n", rounded_tdiff);
 267                                 torture_assert_ntstatus_ok(tctx, status,
 268                                                         talloc_asprintf(tctx, "TestSleep(%d) failed", i));
 269                                 torture_assert(tctx, r[i].out.result == r[i].in.seconds,
 270                                         talloc_asprintf(tctx, "Failed - Asked to sleep for %u seconds (server replied with %u seconds and the reply takes only %u seconds)",
 271                                                 r[i].out.result, r[i].in.seconds, (uint_t)diff[i].tv_sec));
 272                                 torture_assert(tctx, r[i].out.result <= rounded_tdiff,
 273                                         talloc_asprintf(tctx, "Failed - Slept for %u seconds (but reply takes only %u.%06u seconds)",
 274                                                 r[i].out.result, (uint_t)diff[i].tv_sec, (uint_t)diff[i].tv_usec));
 275                                 if (r[i].out.result+1 == rounded_tdiff) {
 276                                         torture_comment(tctx, "Slept for %u seconds (but reply takes %u.%06u seconds - busy server?)\n",
 277                                                         r[i].out.result, (uint_t)diff[i].tv_sec, (uint_t)diff[i].tv_usec);
 278                                 } else if (r[i].out.result == rounded_tdiff) {
 279                                         torture_comment(tctx, "Slept for %u seconds (reply takes %u.%06u seconds - ok)\n",
 280                                                         r[i].out.result, (uint_t)diff[i].tv_sec, (uint_t)diff[i].tv_usec);
 281                                 } else {
 282                                                 torture_comment(tctx, "(Failed) - Not async - Slept for %u seconds (but reply takes %u.%06u seconds)",
 283                                                         r[i].out.result, (uint_t)diff[i].tv_sec, (uint_t)diff[i].tv_usec);
 284                                         /* TODO: let the test fail here, when we support async rpc on ncacn_np */
 285                                 }
 286                         }
 287                 }
 288         }
 289         torture_comment(tctx, "\n");
 290         return true;
 291 }
 292
 293 /*
 294   test enum handling
 295 */
 296 static bool test_enum(struct torture_context *tctx,
 297                                                   struct dcerpc_pipe *p)
 298 {
 299         NTSTATUS status;
 300         struct echo_TestEnum r;
 301         enum echo_Enum1 v = ECHO_ENUM1;
 302         struct echo_Enum2 e2;
 303         union echo_Enum3 e3;
 304
 305         r.in.foo1 = &v;
 306         r.in.foo2 = &e2;
 307         r.in.foo3 = &e3;
 308         r.out.foo1 = &v;
 309         r.out.foo2 = &e2;
 310         r.out.foo3 = &e3;
 311
 312         e2.e1 = 76;
 313         e2.e2 = ECHO_ENUM1_32;
 314         e3.e1 = ECHO_ENUM2;
 315
 316         status = dcerpc_echo_TestEnum(p, tctx, &r);
 317         torture_assert_ntstatus_ok(tctx, status, "TestEnum failed");
 318         return true;
 319 }
 320
 321 /*
 322   test surrounding conformant array handling
 323 */
 324 static bool test_surrounding(struct torture_context *tctx,
 325                                                   struct dcerpc_pipe *p)
 326 {
 327         NTSTATUS status;
 328         struct echo_TestSurrounding r;
 329
 330         ZERO_STRUCT(r);
 331         r.in.data = talloc(tctx, struct echo_Surrounding);
 332
 333         r.in.data->x = 20;
 334         r.in.data->surrounding = talloc_zero_array(tctx, uint16_t, r.in.data->x);
 335
 336         r.out.data = talloc(tctx, struct echo_Surrounding);
 337
 338         status = dcerpc_echo_TestSurrounding(p, tctx, &r);
 339         torture_assert_ntstatus_ok(tctx, status, "TestSurrounding failed");
 340
 341         torture_assert(tctx, r.out.data->x == 2 * r.in.data->x,
 342                 "TestSurrounding did not make the array twice as large");
 343
 344         return true;
 345 }
 346
 347 /*
 348   test multiple levels of pointers
 349 */
 350 static bool test_doublepointer(struct torture_context *tctx,
 351                                                            struct dcerpc_pipe *p)
 352 {
 353         NTSTATUS status;
 354         struct echo_TestDoublePointer r;
 355         uint16_t value = 12;
 356         uint16_t *pvalue = &value;
 357         uint16_t **ppvalue = &pvalue;
 358
 359         ZERO_STRUCT(r);
 360         r.in.data = &ppvalue;
 361
 362         status = dcerpc_echo_TestDoublePointer(p, tctx, &r);
 363         torture_assert_ntstatus_ok(tctx, status, "TestDoublePointer failed");
 364
 365         torture_assert_int_equal(tctx, value, r.out.result,
 366                                         "TestDoublePointer did not return original value");
 367         return true;
 368 }
 369
 370
 371 /*
 372   test request timeouts
 373 */
 374 #if 0 /* this test needs fixing to work over ncacn_np */
 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         req = dcerpc_echo_TestSleep_send(p, tctx, &r);
 392         if (!req) {
 393                 torture_comment(tctx, "Failed to send async sleep request\n");
 394                 goto failed;
 395         }
 396         req->ignore_timeout = true;
 397
 398         status  = dcerpc_ndr_request_recv(req);
 399         torture_assert_ntstatus_equal(tctx, status, NT_STATUS_IO_TIMEOUT,
 400                                                                   "request should have timed out");
 401
 402         torture_comment(tctx, "testing request destruction\n");
 403         req = dcerpc_echo_TestSleep_send(p, tctx, &r);
 404         if (!req) {
 405                 torture_comment(tctx, "Failed to send async sleep request\n");
 406                 goto failed;
 407         }
 408         talloc_free(req);
 409
 410         req = dcerpc_echo_TestSleep_send(p, tctx, &r);
 411         if (!req) {
 412                 torture_comment(tctx, "Failed to send async sleep request\n");
 413                 goto failed;
 414         }
 415         req->ignore_timeout = true;
 416         status  = dcerpc_ndr_request_recv(req);
 417         torture_assert_ntstatus_equal(tctx, status, NT_STATUS_IO_TIMEOUT,
 418                 "request should have timed out");
 419
 420         p->request_timeout = timeout_saved;
 421
 422         return test_addone(tctx, p);
 423
 424 failed:
 425         p->request_timeout = timeout_saved;
 426         return false;
 427 }
 428 #endif
 429
 430 struct torture_suite *torture_rpc_echo(TALLOC_CTX *mem_ctx)
 431 {
 432         struct torture_suite *suite = torture_suite_create(
 433                 mem_ctx, "ECHO");
 434         struct torture_rpc_tcase *tcase;
 435
 436         tcase = torture_suite_add_rpc_iface_tcase(suite, "echo",
 437                                                   &ndr_table_rpcecho);
 438
 439         torture_rpc_tcase_add_test(tcase, "addone", test_addone);
 440         torture_rpc_tcase_add_test(tcase, "sinkdata", test_sinkdata);
 441         torture_rpc_tcase_add_test(tcase, "echodata", test_echodata);
 442         torture_rpc_tcase_add_test(tcase, "sourcedata", test_sourcedata);
 443         torture_rpc_tcase_add_test(tcase, "testcall", test_testcall);
 444         torture_rpc_tcase_add_test(tcase, "testcall2", test_testcall2);
 445         torture_rpc_tcase_add_test(tcase, "enum", test_enum);
 446         torture_rpc_tcase_add_test(tcase, "surrounding", test_surrounding);
 447         torture_rpc_tcase_add_test(tcase, "doublepointer", test_doublepointer);
 448         torture_rpc_tcase_add_test(tcase, "sleep", test_sleep);
 449 #if 0 /* this test needs fixing to work over ncacn_np */
 450         torture_rpc_tcase_add_test(tcase, "timeout", test_timeout);
 451 #endif
 452
 453         return suite;
 454 }