1 // SPDX-License-Identifier: GPL-2.0 2 3 #define _GNU_SOURCE 4 5 #include <arpa/inet.h> 6 #include <errno.h> 7 #include <error.h> 8 #include <fcntl.h> 9 #include <poll.h> 10 #include <stdio.h> 11 #include <stdlib.h> 12 #include <unistd.h> 13 14 #include <linux/tls.h> 15 #include <linux/tcp.h> 16 #include <linux/socket.h> 17 18 #include <sys/epoll.h> 19 #include <sys/types.h> 20 #include <sys/sendfile.h> 21 #include <sys/socket.h> 22 #include <sys/stat.h> 23 24 #include "../kselftest_harness.h" 25 26 #define TLS_PAYLOAD_MAX_LEN 16384 27 #define SOL_TLS 282 28 29 static int fips_enabled; 30 31 struct tls_crypto_info_keys { 32 union { 33 struct tls_crypto_info crypto_info; 34 struct tls12_crypto_info_aes_gcm_128 aes128; 35 struct tls12_crypto_info_chacha20_poly1305 chacha20; 36 struct tls12_crypto_info_sm4_gcm sm4gcm; 37 struct tls12_crypto_info_sm4_ccm sm4ccm; 38 struct tls12_crypto_info_aes_ccm_128 aesccm128; 39 struct tls12_crypto_info_aes_gcm_256 aesgcm256; 40 struct tls12_crypto_info_aria_gcm_128 ariagcm128; 41 struct tls12_crypto_info_aria_gcm_256 ariagcm256; 42 }; 43 size_t len; 44 }; 45 46 static void tls_crypto_info_init(uint16_t tls_version, uint16_t cipher_type, 47 struct tls_crypto_info_keys *tls12) 48 { 49 memset(tls12, 0, sizeof(*tls12)); 50 51 switch (cipher_type) { 52 case TLS_CIPHER_CHACHA20_POLY1305: 53 tls12->len = sizeof(struct tls12_crypto_info_chacha20_poly1305); 54 tls12->chacha20.info.version = tls_version; 55 tls12->chacha20.info.cipher_type = cipher_type; 56 break; 57 case TLS_CIPHER_AES_GCM_128: 58 tls12->len = sizeof(struct tls12_crypto_info_aes_gcm_128); 59 tls12->aes128.info.version = tls_version; 60 tls12->aes128.info.cipher_type = cipher_type; 61 break; 62 case TLS_CIPHER_SM4_GCM: 63 tls12->len = sizeof(struct tls12_crypto_info_sm4_gcm); 64 tls12->sm4gcm.info.version = tls_version; 65 tls12->sm4gcm.info.cipher_type = cipher_type; 66 break; 67 case TLS_CIPHER_SM4_CCM: 68 tls12->len = sizeof(struct tls12_crypto_info_sm4_ccm); 69 tls12->sm4ccm.info.version = tls_version; 70 tls12->sm4ccm.info.cipher_type = cipher_type; 71 break; 72 case TLS_CIPHER_AES_CCM_128: 73 tls12->len = sizeof(struct tls12_crypto_info_aes_ccm_128); 74 tls12->aesccm128.info.version = tls_version; 75 tls12->aesccm128.info.cipher_type = cipher_type; 76 break; 77 case TLS_CIPHER_AES_GCM_256: 78 tls12->len = sizeof(struct tls12_crypto_info_aes_gcm_256); 79 tls12->aesgcm256.info.version = tls_version; 80 tls12->aesgcm256.info.cipher_type = cipher_type; 81 break; 82 case TLS_CIPHER_ARIA_GCM_128: 83 tls12->len = sizeof(struct tls12_crypto_info_aria_gcm_128); 84 tls12->ariagcm128.info.version = tls_version; 85 tls12->ariagcm128.info.cipher_type = cipher_type; 86 break; 87 case TLS_CIPHER_ARIA_GCM_256: 88 tls12->len = sizeof(struct tls12_crypto_info_aria_gcm_256); 89 tls12->ariagcm256.info.version = tls_version; 90 tls12->ariagcm256.info.cipher_type = cipher_type; 91 break; 92 default: 93 break; 94 } 95 } 96 97 static void memrnd(void *s, size_t n) 98 { 99 int *dword = s; 100 char *byte; 101 102 for (; n >= 4; n -= 4) 103 *dword++ = rand(); 104 byte = (void *)dword; 105 while (n--) 106 *byte++ = rand(); 107 } 108 109 static void ulp_sock_pair(struct __test_metadata *_metadata, 110 int *fd, int *cfd, bool *notls) 111 { 112 struct sockaddr_in addr; 113 socklen_t len; 114 int sfd, ret; 115 116 *notls = false; 117 len = sizeof(addr); 118 119 addr.sin_family = AF_INET; 120 addr.sin_addr.s_addr = htonl(INADDR_ANY); 121 addr.sin_port = 0; 122 123 *fd = socket(AF_INET, SOCK_STREAM, 0); 124 sfd = socket(AF_INET, SOCK_STREAM, 0); 125 126 ret = bind(sfd, &addr, sizeof(addr)); 127 ASSERT_EQ(ret, 0); 128 ret = listen(sfd, 10); 129 ASSERT_EQ(ret, 0); 130 131 ret = getsockname(sfd, &addr, &len); 132 ASSERT_EQ(ret, 0); 133 134 ret = connect(*fd, &addr, sizeof(addr)); 135 ASSERT_EQ(ret, 0); 136 137 *cfd = accept(sfd, &addr, &len); 138 ASSERT_GE(*cfd, 0); 139 140 close(sfd); 141 142 ret = setsockopt(*fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls")); 143 if (ret != 0) { 144 ASSERT_EQ(errno, ENOENT); 145 *notls = true; 146 printf("Failure setting TCP_ULP, testing without tls\n"); 147 return; 148 } 149 150 ret = setsockopt(*cfd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls")); 151 ASSERT_EQ(ret, 0); 152 } 153 154 /* Produce a basic cmsg */ 155 static int tls_send_cmsg(int fd, unsigned char record_type, 156 void *data, size_t len, int flags) 157 { 158 char cbuf[CMSG_SPACE(sizeof(char))]; 159 int cmsg_len = sizeof(char); 160 struct cmsghdr *cmsg; 161 struct msghdr msg; 162 struct iovec vec; 163 164 vec.iov_base = data; 165 vec.iov_len = len; 166 memset(&msg, 0, sizeof(struct msghdr)); 167 msg.msg_iov = &vec; 168 msg.msg_iovlen = 1; 169 msg.msg_control = cbuf; 170 msg.msg_controllen = sizeof(cbuf); 171 cmsg = CMSG_FIRSTHDR(&msg); 172 cmsg->cmsg_level = SOL_TLS; 173 /* test sending non-record types. */ 174 cmsg->cmsg_type = TLS_SET_RECORD_TYPE; 175 cmsg->cmsg_len = CMSG_LEN(cmsg_len); 176 *CMSG_DATA(cmsg) = record_type; 177 msg.msg_controllen = cmsg->cmsg_len; 178 179 return sendmsg(fd, &msg, flags); 180 } 181 182 static int tls_recv_cmsg(struct __test_metadata *_metadata, 183 int fd, unsigned char record_type, 184 void *data, size_t len, int flags) 185 { 186 char cbuf[CMSG_SPACE(sizeof(char))]; 187 struct cmsghdr *cmsg; 188 unsigned char ctype; 189 struct msghdr msg; 190 struct iovec vec; 191 int n; 192 193 vec.iov_base = data; 194 vec.iov_len = len; 195 memset(&msg, 0, sizeof(struct msghdr)); 196 msg.msg_iov = &vec; 197 msg.msg_iovlen = 1; 198 msg.msg_control = cbuf; 199 msg.msg_controllen = sizeof(cbuf); 200 201 n = recvmsg(fd, &msg, flags); 202 203 cmsg = CMSG_FIRSTHDR(&msg); 204 EXPECT_NE(cmsg, NULL); 205 EXPECT_EQ(cmsg->cmsg_level, SOL_TLS); 206 EXPECT_EQ(cmsg->cmsg_type, TLS_GET_RECORD_TYPE); 207 ctype = *((unsigned char *)CMSG_DATA(cmsg)); 208 EXPECT_EQ(ctype, record_type); 209 210 return n; 211 } 212 213 FIXTURE(tls_basic) 214 { 215 int fd, cfd; 216 bool notls; 217 }; 218 219 FIXTURE_SETUP(tls_basic) 220 { 221 ulp_sock_pair(_metadata, &self->fd, &self->cfd, &self->notls); 222 } 223 224 FIXTURE_TEARDOWN(tls_basic) 225 { 226 close(self->fd); 227 close(self->cfd); 228 } 229 230 /* Send some data through with ULP but no keys */ 231 TEST_F(tls_basic, base_base) 232 { 233 char const *test_str = "test_read"; 234 int send_len = 10; 235 char buf[10]; 236 237 ASSERT_EQ(strlen(test_str) + 1, send_len); 238 239 EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len); 240 EXPECT_NE(recv(self->cfd, buf, send_len, 0), -1); 241 EXPECT_EQ(memcmp(buf, test_str, send_len), 0); 242 }; 243 244 TEST_F(tls_basic, bad_cipher) 245 { 246 struct tls_crypto_info_keys tls12; 247 248 tls12.crypto_info.version = 200; 249 tls12.crypto_info.cipher_type = TLS_CIPHER_AES_GCM_128; 250 EXPECT_EQ(setsockopt(self->fd, SOL_TLS, TLS_TX, &tls12, sizeof(struct tls12_crypto_info_aes_gcm_128)), -1); 251 252 tls12.crypto_info.version = TLS_1_2_VERSION; 253 tls12.crypto_info.cipher_type = 50; 254 EXPECT_EQ(setsockopt(self->fd, SOL_TLS, TLS_TX, &tls12, sizeof(struct tls12_crypto_info_aes_gcm_128)), -1); 255 256 tls12.crypto_info.version = TLS_1_2_VERSION; 257 tls12.crypto_info.cipher_type = 59; 258 EXPECT_EQ(setsockopt(self->fd, SOL_TLS, TLS_TX, &tls12, sizeof(struct tls12_crypto_info_aes_gcm_128)), -1); 259 260 tls12.crypto_info.version = TLS_1_2_VERSION; 261 tls12.crypto_info.cipher_type = 10; 262 EXPECT_EQ(setsockopt(self->fd, SOL_TLS, TLS_TX, &tls12, sizeof(struct tls12_crypto_info_aes_gcm_128)), -1); 263 264 tls12.crypto_info.version = TLS_1_2_VERSION; 265 tls12.crypto_info.cipher_type = 70; 266 EXPECT_EQ(setsockopt(self->fd, SOL_TLS, TLS_TX, &tls12, sizeof(struct tls12_crypto_info_aes_gcm_128)), -1); 267 } 268 269 FIXTURE(tls) 270 { 271 int fd, cfd; 272 bool notls; 273 }; 274 275 FIXTURE_VARIANT(tls) 276 { 277 uint16_t tls_version; 278 uint16_t cipher_type; 279 bool nopad, fips_non_compliant; 280 }; 281 282 FIXTURE_VARIANT_ADD(tls, 12_aes_gcm) 283 { 284 .tls_version = TLS_1_2_VERSION, 285 .cipher_type = TLS_CIPHER_AES_GCM_128, 286 }; 287 288 FIXTURE_VARIANT_ADD(tls, 13_aes_gcm) 289 { 290 .tls_version = TLS_1_3_VERSION, 291 .cipher_type = TLS_CIPHER_AES_GCM_128, 292 }; 293 294 FIXTURE_VARIANT_ADD(tls, 12_chacha) 295 { 296 .tls_version = TLS_1_2_VERSION, 297 .cipher_type = TLS_CIPHER_CHACHA20_POLY1305, 298 .fips_non_compliant = true, 299 }; 300 301 FIXTURE_VARIANT_ADD(tls, 13_chacha) 302 { 303 .tls_version = TLS_1_3_VERSION, 304 .cipher_type = TLS_CIPHER_CHACHA20_POLY1305, 305 .fips_non_compliant = true, 306 }; 307 308 FIXTURE_VARIANT_ADD(tls, 13_sm4_gcm) 309 { 310 .tls_version = TLS_1_3_VERSION, 311 .cipher_type = TLS_CIPHER_SM4_GCM, 312 .fips_non_compliant = true, 313 }; 314 315 FIXTURE_VARIANT_ADD(tls, 13_sm4_ccm) 316 { 317 .tls_version = TLS_1_3_VERSION, 318 .cipher_type = TLS_CIPHER_SM4_CCM, 319 .fips_non_compliant = true, 320 }; 321 322 FIXTURE_VARIANT_ADD(tls, 12_aes_ccm) 323 { 324 .tls_version = TLS_1_2_VERSION, 325 .cipher_type = TLS_CIPHER_AES_CCM_128, 326 }; 327 328 FIXTURE_VARIANT_ADD(tls, 13_aes_ccm) 329 { 330 .tls_version = TLS_1_3_VERSION, 331 .cipher_type = TLS_CIPHER_AES_CCM_128, 332 }; 333 334 FIXTURE_VARIANT_ADD(tls, 12_aes_gcm_256) 335 { 336 .tls_version = TLS_1_2_VERSION, 337 .cipher_type = TLS_CIPHER_AES_GCM_256, 338 }; 339 340 FIXTURE_VARIANT_ADD(tls, 13_aes_gcm_256) 341 { 342 .tls_version = TLS_1_3_VERSION, 343 .cipher_type = TLS_CIPHER_AES_GCM_256, 344 }; 345 346 FIXTURE_VARIANT_ADD(tls, 13_nopad) 347 { 348 .tls_version = TLS_1_3_VERSION, 349 .cipher_type = TLS_CIPHER_AES_GCM_128, 350 .nopad = true, 351 }; 352 353 FIXTURE_VARIANT_ADD(tls, 12_aria_gcm) 354 { 355 .tls_version = TLS_1_2_VERSION, 356 .cipher_type = TLS_CIPHER_ARIA_GCM_128, 357 }; 358 359 FIXTURE_VARIANT_ADD(tls, 12_aria_gcm_256) 360 { 361 .tls_version = TLS_1_2_VERSION, 362 .cipher_type = TLS_CIPHER_ARIA_GCM_256, 363 }; 364 365 FIXTURE_SETUP(tls) 366 { 367 struct tls_crypto_info_keys tls12; 368 int one = 1; 369 int ret; 370 371 if (fips_enabled && variant->fips_non_compliant) 372 SKIP(return, "Unsupported cipher in FIPS mode"); 373 374 tls_crypto_info_init(variant->tls_version, variant->cipher_type, 375 &tls12); 376 377 ulp_sock_pair(_metadata, &self->fd, &self->cfd, &self->notls); 378 379 if (self->notls) 380 return; 381 382 ret = setsockopt(self->fd, SOL_TLS, TLS_TX, &tls12, tls12.len); 383 ASSERT_EQ(ret, 0); 384 385 ret = setsockopt(self->cfd, SOL_TLS, TLS_RX, &tls12, tls12.len); 386 ASSERT_EQ(ret, 0); 387 388 if (variant->nopad) { 389 ret = setsockopt(self->cfd, SOL_TLS, TLS_RX_EXPECT_NO_PAD, 390 (void *)&one, sizeof(one)); 391 ASSERT_EQ(ret, 0); 392 } 393 } 394 395 FIXTURE_TEARDOWN(tls) 396 { 397 close(self->fd); 398 close(self->cfd); 399 } 400 401 TEST_F(tls, sendfile) 402 { 403 int filefd = open("/proc/self/exe", O_RDONLY); 404 struct stat st; 405 406 EXPECT_GE(filefd, 0); 407 fstat(filefd, &st); 408 EXPECT_GE(sendfile(self->fd, filefd, 0, st.st_size), 0); 409 } 410 411 TEST_F(tls, send_then_sendfile) 412 { 413 int filefd = open("/proc/self/exe", O_RDONLY); 414 char const *test_str = "test_send"; 415 int to_send = strlen(test_str) + 1; 416 char recv_buf[10]; 417 struct stat st; 418 char *buf; 419 420 EXPECT_GE(filefd, 0); 421 fstat(filefd, &st); 422 buf = (char *)malloc(st.st_size); 423 424 EXPECT_EQ(send(self->fd, test_str, to_send, 0), to_send); 425 EXPECT_EQ(recv(self->cfd, recv_buf, to_send, MSG_WAITALL), to_send); 426 EXPECT_EQ(memcmp(test_str, recv_buf, to_send), 0); 427 428 EXPECT_GE(sendfile(self->fd, filefd, 0, st.st_size), 0); 429 EXPECT_EQ(recv(self->cfd, buf, st.st_size, MSG_WAITALL), st.st_size); 430 } 431 432 static void chunked_sendfile(struct __test_metadata *_metadata, 433 struct _test_data_tls *self, 434 uint16_t chunk_size, 435 uint16_t extra_payload_size) 436 { 437 char buf[TLS_PAYLOAD_MAX_LEN]; 438 uint16_t test_payload_size; 439 int size = 0; 440 int ret; 441 char filename[] = "/tmp/mytemp.XXXXXX"; 442 int fd = mkstemp(filename); 443 off_t offset = 0; 444 445 unlink(filename); 446 ASSERT_GE(fd, 0); 447 EXPECT_GE(chunk_size, 1); 448 test_payload_size = chunk_size + extra_payload_size; 449 ASSERT_GE(TLS_PAYLOAD_MAX_LEN, test_payload_size); 450 memset(buf, 1, test_payload_size); 451 size = write(fd, buf, test_payload_size); 452 EXPECT_EQ(size, test_payload_size); 453 fsync(fd); 454 455 while (size > 0) { 456 ret = sendfile(self->fd, fd, &offset, chunk_size); 457 EXPECT_GE(ret, 0); 458 size -= ret; 459 } 460 461 EXPECT_EQ(recv(self->cfd, buf, test_payload_size, MSG_WAITALL), 462 test_payload_size); 463 464 close(fd); 465 } 466 467 TEST_F(tls, multi_chunk_sendfile) 468 { 469 chunked_sendfile(_metadata, self, 4096, 4096); 470 chunked_sendfile(_metadata, self, 4096, 0); 471 chunked_sendfile(_metadata, self, 4096, 1); 472 chunked_sendfile(_metadata, self, 4096, 2048); 473 chunked_sendfile(_metadata, self, 8192, 2048); 474 chunked_sendfile(_metadata, self, 4096, 8192); 475 chunked_sendfile(_metadata, self, 8192, 4096); 476 chunked_sendfile(_metadata, self, 12288, 1024); 477 chunked_sendfile(_metadata, self, 12288, 2000); 478 chunked_sendfile(_metadata, self, 15360, 100); 479 chunked_sendfile(_metadata, self, 15360, 300); 480 chunked_sendfile(_metadata, self, 1, 4096); 481 chunked_sendfile(_metadata, self, 2048, 4096); 482 chunked_sendfile(_metadata, self, 2048, 8192); 483 chunked_sendfile(_metadata, self, 4096, 8192); 484 chunked_sendfile(_metadata, self, 1024, 12288); 485 chunked_sendfile(_metadata, self, 2000, 12288); 486 chunked_sendfile(_metadata, self, 100, 15360); 487 chunked_sendfile(_metadata, self, 300, 15360); 488 } 489 490 TEST_F(tls, recv_max) 491 { 492 unsigned int send_len = TLS_PAYLOAD_MAX_LEN; 493 char recv_mem[TLS_PAYLOAD_MAX_LEN]; 494 char buf[TLS_PAYLOAD_MAX_LEN]; 495 496 memrnd(buf, sizeof(buf)); 497 498 EXPECT_GE(send(self->fd, buf, send_len, 0), 0); 499 EXPECT_NE(recv(self->cfd, recv_mem, send_len, 0), -1); 500 EXPECT_EQ(memcmp(buf, recv_mem, send_len), 0); 501 } 502 503 TEST_F(tls, recv_small) 504 { 505 char const *test_str = "test_read"; 506 int send_len = 10; 507 char buf[10]; 508 509 send_len = strlen(test_str) + 1; 510 EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len); 511 EXPECT_NE(recv(self->cfd, buf, send_len, 0), -1); 512 EXPECT_EQ(memcmp(buf, test_str, send_len), 0); 513 } 514 515 TEST_F(tls, msg_more) 516 { 517 char const *test_str = "test_read"; 518 int send_len = 10; 519 char buf[10 * 2]; 520 521 EXPECT_EQ(send(self->fd, test_str, send_len, MSG_MORE), send_len); 522 EXPECT_EQ(recv(self->cfd, buf, send_len, MSG_DONTWAIT), -1); 523 EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len); 524 EXPECT_EQ(recv(self->cfd, buf, send_len * 2, MSG_WAITALL), 525 send_len * 2); 526 EXPECT_EQ(memcmp(buf, test_str, send_len), 0); 527 } 528 529 TEST_F(tls, msg_more_unsent) 530 { 531 char const *test_str = "test_read"; 532 int send_len = 10; 533 char buf[10]; 534 535 EXPECT_EQ(send(self->fd, test_str, send_len, MSG_MORE), send_len); 536 EXPECT_EQ(recv(self->cfd, buf, send_len, MSG_DONTWAIT), -1); 537 } 538 539 TEST_F(tls, msg_eor) 540 { 541 char const *test_str = "test_read"; 542 int send_len = 10; 543 char buf[10]; 544 545 EXPECT_EQ(send(self->fd, test_str, send_len, MSG_EOR), send_len); 546 EXPECT_EQ(recv(self->cfd, buf, send_len, MSG_WAITALL), send_len); 547 EXPECT_EQ(memcmp(buf, test_str, send_len), 0); 548 } 549 550 TEST_F(tls, sendmsg_single) 551 { 552 struct msghdr msg; 553 554 char const *test_str = "test_sendmsg"; 555 size_t send_len = 13; 556 struct iovec vec; 557 char buf[13]; 558 559 vec.iov_base = (char *)test_str; 560 vec.iov_len = send_len; 561 memset(&msg, 0, sizeof(struct msghdr)); 562 msg.msg_iov = &vec; 563 msg.msg_iovlen = 1; 564 EXPECT_EQ(sendmsg(self->fd, &msg, 0), send_len); 565 EXPECT_EQ(recv(self->cfd, buf, send_len, MSG_WAITALL), send_len); 566 EXPECT_EQ(memcmp(buf, test_str, send_len), 0); 567 } 568 569 #define MAX_FRAGS 64 570 #define SEND_LEN 13 571 TEST_F(tls, sendmsg_fragmented) 572 { 573 char const *test_str = "test_sendmsg"; 574 char buf[SEND_LEN * MAX_FRAGS]; 575 struct iovec vec[MAX_FRAGS]; 576 struct msghdr msg; 577 int i, frags; 578 579 for (frags = 1; frags <= MAX_FRAGS; frags++) { 580 for (i = 0; i < frags; i++) { 581 vec[i].iov_base = (char *)test_str; 582 vec[i].iov_len = SEND_LEN; 583 } 584 585 memset(&msg, 0, sizeof(struct msghdr)); 586 msg.msg_iov = vec; 587 msg.msg_iovlen = frags; 588 589 EXPECT_EQ(sendmsg(self->fd, &msg, 0), SEND_LEN * frags); 590 EXPECT_EQ(recv(self->cfd, buf, SEND_LEN * frags, MSG_WAITALL), 591 SEND_LEN * frags); 592 593 for (i = 0; i < frags; i++) 594 EXPECT_EQ(memcmp(buf + SEND_LEN * i, 595 test_str, SEND_LEN), 0); 596 } 597 } 598 #undef MAX_FRAGS 599 #undef SEND_LEN 600 601 TEST_F(tls, sendmsg_large) 602 { 603 void *mem = malloc(16384); 604 size_t send_len = 16384; 605 size_t sends = 128; 606 struct msghdr msg; 607 size_t recvs = 0; 608 size_t sent = 0; 609 610 memset(&msg, 0, sizeof(struct msghdr)); 611 while (sent++ < sends) { 612 struct iovec vec = { (void *)mem, send_len }; 613 614 msg.msg_iov = &vec; 615 msg.msg_iovlen = 1; 616 EXPECT_EQ(sendmsg(self->cfd, &msg, 0), send_len); 617 } 618 619 while (recvs++ < sends) { 620 EXPECT_NE(recv(self->fd, mem, send_len, 0), -1); 621 } 622 623 free(mem); 624 } 625 626 TEST_F(tls, sendmsg_multiple) 627 { 628 char const *test_str = "test_sendmsg_multiple"; 629 struct iovec vec[5]; 630 char *test_strs[5]; 631 struct msghdr msg; 632 int total_len = 0; 633 int len_cmp = 0; 634 int iov_len = 5; 635 char *buf; 636 int i; 637 638 memset(&msg, 0, sizeof(struct msghdr)); 639 for (i = 0; i < iov_len; i++) { 640 test_strs[i] = (char *)malloc(strlen(test_str) + 1); 641 snprintf(test_strs[i], strlen(test_str) + 1, "%s", test_str); 642 vec[i].iov_base = (void *)test_strs[i]; 643 vec[i].iov_len = strlen(test_strs[i]) + 1; 644 total_len += vec[i].iov_len; 645 } 646 msg.msg_iov = vec; 647 msg.msg_iovlen = iov_len; 648 649 EXPECT_EQ(sendmsg(self->cfd, &msg, 0), total_len); 650 buf = malloc(total_len); 651 EXPECT_NE(recv(self->fd, buf, total_len, 0), -1); 652 for (i = 0; i < iov_len; i++) { 653 EXPECT_EQ(memcmp(test_strs[i], buf + len_cmp, 654 strlen(test_strs[i])), 655 0); 656 len_cmp += strlen(buf + len_cmp) + 1; 657 } 658 for (i = 0; i < iov_len; i++) 659 free(test_strs[i]); 660 free(buf); 661 } 662 663 TEST_F(tls, sendmsg_multiple_stress) 664 { 665 char const *test_str = "abcdefghijklmno"; 666 struct iovec vec[1024]; 667 char *test_strs[1024]; 668 int iov_len = 1024; 669 int total_len = 0; 670 char buf[1 << 14]; 671 struct msghdr msg; 672 int len_cmp = 0; 673 int i; 674 675 memset(&msg, 0, sizeof(struct msghdr)); 676 for (i = 0; i < iov_len; i++) { 677 test_strs[i] = (char *)malloc(strlen(test_str) + 1); 678 snprintf(test_strs[i], strlen(test_str) + 1, "%s", test_str); 679 vec[i].iov_base = (void *)test_strs[i]; 680 vec[i].iov_len = strlen(test_strs[i]) + 1; 681 total_len += vec[i].iov_len; 682 } 683 msg.msg_iov = vec; 684 msg.msg_iovlen = iov_len; 685 686 EXPECT_EQ(sendmsg(self->fd, &msg, 0), total_len); 687 EXPECT_NE(recv(self->cfd, buf, total_len, 0), -1); 688 689 for (i = 0; i < iov_len; i++) 690 len_cmp += strlen(buf + len_cmp) + 1; 691 692 for (i = 0; i < iov_len; i++) 693 free(test_strs[i]); 694 } 695 696 TEST_F(tls, splice_from_pipe) 697 { 698 int send_len = TLS_PAYLOAD_MAX_LEN; 699 char mem_send[TLS_PAYLOAD_MAX_LEN]; 700 char mem_recv[TLS_PAYLOAD_MAX_LEN]; 701 int p[2]; 702 703 ASSERT_GE(pipe(p), 0); 704 EXPECT_GE(write(p[1], mem_send, send_len), 0); 705 EXPECT_GE(splice(p[0], NULL, self->fd, NULL, send_len, 0), 0); 706 EXPECT_EQ(recv(self->cfd, mem_recv, send_len, MSG_WAITALL), send_len); 707 EXPECT_EQ(memcmp(mem_send, mem_recv, send_len), 0); 708 } 709 710 TEST_F(tls, splice_from_pipe2) 711 { 712 int send_len = 16000; 713 char mem_send[16000]; 714 char mem_recv[16000]; 715 int p2[2]; 716 int p[2]; 717 718 memrnd(mem_send, sizeof(mem_send)); 719 720 ASSERT_GE(pipe(p), 0); 721 ASSERT_GE(pipe(p2), 0); 722 EXPECT_EQ(write(p[1], mem_send, 8000), 8000); 723 EXPECT_EQ(splice(p[0], NULL, self->fd, NULL, 8000, 0), 8000); 724 EXPECT_EQ(write(p2[1], mem_send + 8000, 8000), 8000); 725 EXPECT_EQ(splice(p2[0], NULL, self->fd, NULL, 8000, 0), 8000); 726 EXPECT_EQ(recv(self->cfd, mem_recv, send_len, MSG_WAITALL), send_len); 727 EXPECT_EQ(memcmp(mem_send, mem_recv, send_len), 0); 728 } 729 730 TEST_F(tls, send_and_splice) 731 { 732 int send_len = TLS_PAYLOAD_MAX_LEN; 733 char mem_send[TLS_PAYLOAD_MAX_LEN]; 734 char mem_recv[TLS_PAYLOAD_MAX_LEN]; 735 char const *test_str = "test_read"; 736 int send_len2 = 10; 737 char buf[10]; 738 int p[2]; 739 740 ASSERT_GE(pipe(p), 0); 741 EXPECT_EQ(send(self->fd, test_str, send_len2, 0), send_len2); 742 EXPECT_EQ(recv(self->cfd, buf, send_len2, MSG_WAITALL), send_len2); 743 EXPECT_EQ(memcmp(test_str, buf, send_len2), 0); 744 745 EXPECT_GE(write(p[1], mem_send, send_len), send_len); 746 EXPECT_GE(splice(p[0], NULL, self->fd, NULL, send_len, 0), send_len); 747 748 EXPECT_EQ(recv(self->cfd, mem_recv, send_len, MSG_WAITALL), send_len); 749 EXPECT_EQ(memcmp(mem_send, mem_recv, send_len), 0); 750 } 751 752 TEST_F(tls, splice_to_pipe) 753 { 754 int send_len = TLS_PAYLOAD_MAX_LEN; 755 char mem_send[TLS_PAYLOAD_MAX_LEN]; 756 char mem_recv[TLS_PAYLOAD_MAX_LEN]; 757 int p[2]; 758 759 memrnd(mem_send, sizeof(mem_send)); 760 761 ASSERT_GE(pipe(p), 0); 762 EXPECT_EQ(send(self->fd, mem_send, send_len, 0), send_len); 763 EXPECT_EQ(splice(self->cfd, NULL, p[1], NULL, send_len, 0), send_len); 764 EXPECT_EQ(read(p[0], mem_recv, send_len), send_len); 765 EXPECT_EQ(memcmp(mem_send, mem_recv, send_len), 0); 766 } 767 768 TEST_F(tls, splice_cmsg_to_pipe) 769 { 770 char *test_str = "test_read"; 771 char record_type = 100; 772 int send_len = 10; 773 char buf[10]; 774 int p[2]; 775 776 if (self->notls) 777 SKIP(return, "no TLS support"); 778 779 ASSERT_GE(pipe(p), 0); 780 EXPECT_EQ(tls_send_cmsg(self->fd, 100, test_str, send_len, 0), 10); 781 EXPECT_EQ(splice(self->cfd, NULL, p[1], NULL, send_len, 0), -1); 782 EXPECT_EQ(errno, EINVAL); 783 EXPECT_EQ(recv(self->cfd, buf, send_len, 0), -1); 784 EXPECT_EQ(errno, EIO); 785 EXPECT_EQ(tls_recv_cmsg(_metadata, self->cfd, record_type, 786 buf, sizeof(buf), MSG_WAITALL), 787 send_len); 788 EXPECT_EQ(memcmp(test_str, buf, send_len), 0); 789 } 790 791 TEST_F(tls, splice_dec_cmsg_to_pipe) 792 { 793 char *test_str = "test_read"; 794 char record_type = 100; 795 int send_len = 10; 796 char buf[10]; 797 int p[2]; 798 799 if (self->notls) 800 SKIP(return, "no TLS support"); 801 802 ASSERT_GE(pipe(p), 0); 803 EXPECT_EQ(tls_send_cmsg(self->fd, 100, test_str, send_len, 0), 10); 804 EXPECT_EQ(recv(self->cfd, buf, send_len, 0), -1); 805 EXPECT_EQ(errno, EIO); 806 EXPECT_EQ(splice(self->cfd, NULL, p[1], NULL, send_len, 0), -1); 807 EXPECT_EQ(errno, EINVAL); 808 EXPECT_EQ(tls_recv_cmsg(_metadata, self->cfd, record_type, 809 buf, sizeof(buf), MSG_WAITALL), 810 send_len); 811 EXPECT_EQ(memcmp(test_str, buf, send_len), 0); 812 } 813 814 TEST_F(tls, recv_and_splice) 815 { 816 int send_len = TLS_PAYLOAD_MAX_LEN; 817 char mem_send[TLS_PAYLOAD_MAX_LEN]; 818 char mem_recv[TLS_PAYLOAD_MAX_LEN]; 819 int half = send_len / 2; 820 int p[2]; 821 822 ASSERT_GE(pipe(p), 0); 823 EXPECT_EQ(send(self->fd, mem_send, send_len, 0), send_len); 824 /* Recv hald of the record, splice the other half */ 825 EXPECT_EQ(recv(self->cfd, mem_recv, half, MSG_WAITALL), half); 826 EXPECT_EQ(splice(self->cfd, NULL, p[1], NULL, half, SPLICE_F_NONBLOCK), 827 half); 828 EXPECT_EQ(read(p[0], &mem_recv[half], half), half); 829 EXPECT_EQ(memcmp(mem_send, mem_recv, send_len), 0); 830 } 831 832 TEST_F(tls, peek_and_splice) 833 { 834 int send_len = TLS_PAYLOAD_MAX_LEN; 835 char mem_send[TLS_PAYLOAD_MAX_LEN]; 836 char mem_recv[TLS_PAYLOAD_MAX_LEN]; 837 int chunk = TLS_PAYLOAD_MAX_LEN / 4; 838 int n, i, p[2]; 839 840 memrnd(mem_send, sizeof(mem_send)); 841 842 ASSERT_GE(pipe(p), 0); 843 for (i = 0; i < 4; i++) 844 EXPECT_EQ(send(self->fd, &mem_send[chunk * i], chunk, 0), 845 chunk); 846 847 EXPECT_EQ(recv(self->cfd, mem_recv, chunk * 5 / 2, 848 MSG_WAITALL | MSG_PEEK), 849 chunk * 5 / 2); 850 EXPECT_EQ(memcmp(mem_send, mem_recv, chunk * 5 / 2), 0); 851 852 n = 0; 853 while (n < send_len) { 854 i = splice(self->cfd, NULL, p[1], NULL, send_len - n, 0); 855 EXPECT_GT(i, 0); 856 n += i; 857 } 858 EXPECT_EQ(n, send_len); 859 EXPECT_EQ(read(p[0], mem_recv, send_len), send_len); 860 EXPECT_EQ(memcmp(mem_send, mem_recv, send_len), 0); 861 } 862 863 TEST_F(tls, recvmsg_single) 864 { 865 char const *test_str = "test_recvmsg_single"; 866 int send_len = strlen(test_str) + 1; 867 char buf[20]; 868 struct msghdr hdr; 869 struct iovec vec; 870 871 memset(&hdr, 0, sizeof(hdr)); 872 EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len); 873 vec.iov_base = (char *)buf; 874 vec.iov_len = send_len; 875 hdr.msg_iovlen = 1; 876 hdr.msg_iov = &vec; 877 EXPECT_NE(recvmsg(self->cfd, &hdr, 0), -1); 878 EXPECT_EQ(memcmp(test_str, buf, send_len), 0); 879 } 880 881 TEST_F(tls, recvmsg_single_max) 882 { 883 int send_len = TLS_PAYLOAD_MAX_LEN; 884 char send_mem[TLS_PAYLOAD_MAX_LEN]; 885 char recv_mem[TLS_PAYLOAD_MAX_LEN]; 886 struct iovec vec; 887 struct msghdr hdr; 888 889 memrnd(send_mem, sizeof(send_mem)); 890 891 EXPECT_EQ(send(self->fd, send_mem, send_len, 0), send_len); 892 vec.iov_base = (char *)recv_mem; 893 vec.iov_len = TLS_PAYLOAD_MAX_LEN; 894 895 hdr.msg_iovlen = 1; 896 hdr.msg_iov = &vec; 897 EXPECT_NE(recvmsg(self->cfd, &hdr, 0), -1); 898 EXPECT_EQ(memcmp(send_mem, recv_mem, send_len), 0); 899 } 900 901 TEST_F(tls, recvmsg_multiple) 902 { 903 unsigned int msg_iovlen = 1024; 904 struct iovec vec[1024]; 905 char *iov_base[1024]; 906 unsigned int iov_len = 16; 907 int send_len = 1 << 14; 908 char buf[1 << 14]; 909 struct msghdr hdr; 910 int i; 911 912 memrnd(buf, sizeof(buf)); 913 914 EXPECT_EQ(send(self->fd, buf, send_len, 0), send_len); 915 for (i = 0; i < msg_iovlen; i++) { 916 iov_base[i] = (char *)malloc(iov_len); 917 vec[i].iov_base = iov_base[i]; 918 vec[i].iov_len = iov_len; 919 } 920 921 hdr.msg_iovlen = msg_iovlen; 922 hdr.msg_iov = vec; 923 EXPECT_NE(recvmsg(self->cfd, &hdr, 0), -1); 924 925 for (i = 0; i < msg_iovlen; i++) 926 free(iov_base[i]); 927 } 928 929 TEST_F(tls, single_send_multiple_recv) 930 { 931 unsigned int total_len = TLS_PAYLOAD_MAX_LEN * 2; 932 unsigned int send_len = TLS_PAYLOAD_MAX_LEN; 933 char send_mem[TLS_PAYLOAD_MAX_LEN * 2]; 934 char recv_mem[TLS_PAYLOAD_MAX_LEN * 2]; 935 936 memrnd(send_mem, sizeof(send_mem)); 937 938 EXPECT_GE(send(self->fd, send_mem, total_len, 0), 0); 939 memset(recv_mem, 0, total_len); 940 941 EXPECT_NE(recv(self->cfd, recv_mem, send_len, 0), -1); 942 EXPECT_NE(recv(self->cfd, recv_mem + send_len, send_len, 0), -1); 943 EXPECT_EQ(memcmp(send_mem, recv_mem, total_len), 0); 944 } 945 946 TEST_F(tls, multiple_send_single_recv) 947 { 948 unsigned int total_len = 2 * 10; 949 unsigned int send_len = 10; 950 char recv_mem[2 * 10]; 951 char send_mem[10]; 952 953 memrnd(send_mem, sizeof(send_mem)); 954 955 EXPECT_GE(send(self->fd, send_mem, send_len, 0), 0); 956 EXPECT_GE(send(self->fd, send_mem, send_len, 0), 0); 957 memset(recv_mem, 0, total_len); 958 EXPECT_EQ(recv(self->cfd, recv_mem, total_len, MSG_WAITALL), total_len); 959 960 EXPECT_EQ(memcmp(send_mem, recv_mem, send_len), 0); 961 EXPECT_EQ(memcmp(send_mem, recv_mem + send_len, send_len), 0); 962 } 963 964 TEST_F(tls, single_send_multiple_recv_non_align) 965 { 966 const unsigned int total_len = 15; 967 const unsigned int recv_len = 10; 968 char recv_mem[recv_len * 2]; 969 char send_mem[total_len]; 970 971 memrnd(send_mem, sizeof(send_mem)); 972 973 EXPECT_GE(send(self->fd, send_mem, total_len, 0), 0); 974 memset(recv_mem, 0, total_len); 975 976 EXPECT_EQ(recv(self->cfd, recv_mem, recv_len, 0), recv_len); 977 EXPECT_EQ(recv(self->cfd, recv_mem + recv_len, recv_len, 0), 5); 978 EXPECT_EQ(memcmp(send_mem, recv_mem, total_len), 0); 979 } 980 981 TEST_F(tls, recv_partial) 982 { 983 char const *test_str = "test_read_partial"; 984 char const *test_str_first = "test_read"; 985 char const *test_str_second = "_partial"; 986 int send_len = strlen(test_str) + 1; 987 char recv_mem[18]; 988 989 memset(recv_mem, 0, sizeof(recv_mem)); 990 EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len); 991 EXPECT_NE(recv(self->cfd, recv_mem, strlen(test_str_first), 992 MSG_WAITALL), -1); 993 EXPECT_EQ(memcmp(test_str_first, recv_mem, strlen(test_str_first)), 0); 994 memset(recv_mem, 0, sizeof(recv_mem)); 995 EXPECT_NE(recv(self->cfd, recv_mem, strlen(test_str_second), 996 MSG_WAITALL), -1); 997 EXPECT_EQ(memcmp(test_str_second, recv_mem, strlen(test_str_second)), 998 0); 999 } 1000 1001 TEST_F(tls, recv_nonblock) 1002 { 1003 char buf[4096]; 1004 bool err; 1005 1006 EXPECT_EQ(recv(self->cfd, buf, sizeof(buf), MSG_DONTWAIT), -1); 1007 err = (errno == EAGAIN || errno == EWOULDBLOCK); 1008 EXPECT_EQ(err, true); 1009 } 1010 1011 TEST_F(tls, recv_peek) 1012 { 1013 char const *test_str = "test_read_peek"; 1014 int send_len = strlen(test_str) + 1; 1015 char buf[15]; 1016 1017 EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len); 1018 EXPECT_EQ(recv(self->cfd, buf, send_len, MSG_PEEK), send_len); 1019 EXPECT_EQ(memcmp(test_str, buf, send_len), 0); 1020 memset(buf, 0, sizeof(buf)); 1021 EXPECT_EQ(recv(self->cfd, buf, send_len, 0), send_len); 1022 EXPECT_EQ(memcmp(test_str, buf, send_len), 0); 1023 } 1024 1025 TEST_F(tls, recv_peek_multiple) 1026 { 1027 char const *test_str = "test_read_peek"; 1028 int send_len = strlen(test_str) + 1; 1029 unsigned int num_peeks = 100; 1030 char buf[15]; 1031 int i; 1032 1033 EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len); 1034 for (i = 0; i < num_peeks; i++) { 1035 EXPECT_NE(recv(self->cfd, buf, send_len, MSG_PEEK), -1); 1036 EXPECT_EQ(memcmp(test_str, buf, send_len), 0); 1037 memset(buf, 0, sizeof(buf)); 1038 } 1039 EXPECT_NE(recv(self->cfd, buf, send_len, 0), -1); 1040 EXPECT_EQ(memcmp(test_str, buf, send_len), 0); 1041 } 1042 1043 TEST_F(tls, recv_peek_multiple_records) 1044 { 1045 char const *test_str = "test_read_peek_mult_recs"; 1046 char const *test_str_first = "test_read_peek"; 1047 char const *test_str_second = "_mult_recs"; 1048 int len; 1049 char buf[64]; 1050 1051 len = strlen(test_str_first); 1052 EXPECT_EQ(send(self->fd, test_str_first, len, 0), len); 1053 1054 len = strlen(test_str_second) + 1; 1055 EXPECT_EQ(send(self->fd, test_str_second, len, 0), len); 1056 1057 len = strlen(test_str_first); 1058 memset(buf, 0, len); 1059 EXPECT_EQ(recv(self->cfd, buf, len, MSG_PEEK | MSG_WAITALL), len); 1060 1061 /* MSG_PEEK can only peek into the current record. */ 1062 len = strlen(test_str_first); 1063 EXPECT_EQ(memcmp(test_str_first, buf, len), 0); 1064 1065 len = strlen(test_str) + 1; 1066 memset(buf, 0, len); 1067 EXPECT_EQ(recv(self->cfd, buf, len, MSG_WAITALL), len); 1068 1069 /* Non-MSG_PEEK will advance strparser (and therefore record) 1070 * however. 1071 */ 1072 len = strlen(test_str) + 1; 1073 EXPECT_EQ(memcmp(test_str, buf, len), 0); 1074 1075 /* MSG_MORE will hold current record open, so later MSG_PEEK 1076 * will see everything. 1077 */ 1078 len = strlen(test_str_first); 1079 EXPECT_EQ(send(self->fd, test_str_first, len, MSG_MORE), len); 1080 1081 len = strlen(test_str_second) + 1; 1082 EXPECT_EQ(send(self->fd, test_str_second, len, 0), len); 1083 1084 len = strlen(test_str) + 1; 1085 memset(buf, 0, len); 1086 EXPECT_EQ(recv(self->cfd, buf, len, MSG_PEEK | MSG_WAITALL), len); 1087 1088 len = strlen(test_str) + 1; 1089 EXPECT_EQ(memcmp(test_str, buf, len), 0); 1090 } 1091 1092 TEST_F(tls, recv_peek_large_buf_mult_recs) 1093 { 1094 char const *test_str = "test_read_peek_mult_recs"; 1095 char const *test_str_first = "test_read_peek"; 1096 char const *test_str_second = "_mult_recs"; 1097 int len; 1098 char buf[64]; 1099 1100 len = strlen(test_str_first); 1101 EXPECT_EQ(send(self->fd, test_str_first, len, 0), len); 1102 1103 len = strlen(test_str_second) + 1; 1104 EXPECT_EQ(send(self->fd, test_str_second, len, 0), len); 1105 1106 len = strlen(test_str) + 1; 1107 memset(buf, 0, len); 1108 EXPECT_NE((len = recv(self->cfd, buf, len, 1109 MSG_PEEK | MSG_WAITALL)), -1); 1110 len = strlen(test_str) + 1; 1111 EXPECT_EQ(memcmp(test_str, buf, len), 0); 1112 } 1113 1114 TEST_F(tls, recv_lowat) 1115 { 1116 char send_mem[10] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 }; 1117 char recv_mem[20]; 1118 int lowat = 8; 1119 1120 EXPECT_EQ(send(self->fd, send_mem, 10, 0), 10); 1121 EXPECT_EQ(send(self->fd, send_mem, 5, 0), 5); 1122 1123 memset(recv_mem, 0, 20); 1124 EXPECT_EQ(setsockopt(self->cfd, SOL_SOCKET, SO_RCVLOWAT, 1125 &lowat, sizeof(lowat)), 0); 1126 EXPECT_EQ(recv(self->cfd, recv_mem, 1, MSG_WAITALL), 1); 1127 EXPECT_EQ(recv(self->cfd, recv_mem + 1, 6, MSG_WAITALL), 6); 1128 EXPECT_EQ(recv(self->cfd, recv_mem + 7, 10, 0), 8); 1129 1130 EXPECT_EQ(memcmp(send_mem, recv_mem, 10), 0); 1131 EXPECT_EQ(memcmp(send_mem, recv_mem + 10, 5), 0); 1132 } 1133 1134 TEST_F(tls, bidir) 1135 { 1136 char const *test_str = "test_read"; 1137 int send_len = 10; 1138 char buf[10]; 1139 int ret; 1140 1141 if (!self->notls) { 1142 struct tls_crypto_info_keys tls12; 1143 1144 tls_crypto_info_init(variant->tls_version, variant->cipher_type, 1145 &tls12); 1146 1147 ret = setsockopt(self->fd, SOL_TLS, TLS_RX, &tls12, 1148 tls12.len); 1149 ASSERT_EQ(ret, 0); 1150 1151 ret = setsockopt(self->cfd, SOL_TLS, TLS_TX, &tls12, 1152 tls12.len); 1153 ASSERT_EQ(ret, 0); 1154 } 1155 1156 ASSERT_EQ(strlen(test_str) + 1, send_len); 1157 1158 EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len); 1159 EXPECT_NE(recv(self->cfd, buf, send_len, 0), -1); 1160 EXPECT_EQ(memcmp(buf, test_str, send_len), 0); 1161 1162 memset(buf, 0, sizeof(buf)); 1163 1164 EXPECT_EQ(send(self->cfd, test_str, send_len, 0), send_len); 1165 EXPECT_NE(recv(self->fd, buf, send_len, 0), -1); 1166 EXPECT_EQ(memcmp(buf, test_str, send_len), 0); 1167 }; 1168 1169 TEST_F(tls, pollin) 1170 { 1171 char const *test_str = "test_poll"; 1172 struct pollfd fd = { 0, 0, 0 }; 1173 char buf[10]; 1174 int send_len = 10; 1175 1176 EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len); 1177 fd.fd = self->cfd; 1178 fd.events = POLLIN; 1179 1180 EXPECT_EQ(poll(&fd, 1, 20), 1); 1181 EXPECT_EQ(fd.revents & POLLIN, 1); 1182 EXPECT_EQ(recv(self->cfd, buf, send_len, MSG_WAITALL), send_len); 1183 /* Test timing out */ 1184 EXPECT_EQ(poll(&fd, 1, 20), 0); 1185 } 1186 1187 TEST_F(tls, poll_wait) 1188 { 1189 char const *test_str = "test_poll_wait"; 1190 int send_len = strlen(test_str) + 1; 1191 struct pollfd fd = { 0, 0, 0 }; 1192 char recv_mem[15]; 1193 1194 fd.fd = self->cfd; 1195 fd.events = POLLIN; 1196 EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len); 1197 /* Set timeout to inf. secs */ 1198 EXPECT_EQ(poll(&fd, 1, -1), 1); 1199 EXPECT_EQ(fd.revents & POLLIN, 1); 1200 EXPECT_EQ(recv(self->cfd, recv_mem, send_len, MSG_WAITALL), send_len); 1201 } 1202 1203 TEST_F(tls, poll_wait_split) 1204 { 1205 struct pollfd fd = { 0, 0, 0 }; 1206 char send_mem[20] = {}; 1207 char recv_mem[15]; 1208 1209 fd.fd = self->cfd; 1210 fd.events = POLLIN; 1211 /* Send 20 bytes */ 1212 EXPECT_EQ(send(self->fd, send_mem, sizeof(send_mem), 0), 1213 sizeof(send_mem)); 1214 /* Poll with inf. timeout */ 1215 EXPECT_EQ(poll(&fd, 1, -1), 1); 1216 EXPECT_EQ(fd.revents & POLLIN, 1); 1217 EXPECT_EQ(recv(self->cfd, recv_mem, sizeof(recv_mem), MSG_WAITALL), 1218 sizeof(recv_mem)); 1219 1220 /* Now the remaining 5 bytes of record data are in TLS ULP */ 1221 fd.fd = self->cfd; 1222 fd.events = POLLIN; 1223 EXPECT_EQ(poll(&fd, 1, -1), 1); 1224 EXPECT_EQ(fd.revents & POLLIN, 1); 1225 EXPECT_EQ(recv(self->cfd, recv_mem, sizeof(recv_mem), 0), 1226 sizeof(send_mem) - sizeof(recv_mem)); 1227 } 1228 1229 TEST_F(tls, blocking) 1230 { 1231 size_t data = 100000; 1232 int res = fork(); 1233 1234 EXPECT_NE(res, -1); 1235 1236 if (res) { 1237 /* parent */ 1238 size_t left = data; 1239 char buf[16384]; 1240 int status; 1241 int pid2; 1242 1243 while (left) { 1244 int res = send(self->fd, buf, 1245 left > 16384 ? 16384 : left, 0); 1246 1247 EXPECT_GE(res, 0); 1248 left -= res; 1249 } 1250 1251 pid2 = wait(&status); 1252 EXPECT_EQ(status, 0); 1253 EXPECT_EQ(res, pid2); 1254 } else { 1255 /* child */ 1256 size_t left = data; 1257 char buf[16384]; 1258 1259 while (left) { 1260 int res = recv(self->cfd, buf, 1261 left > 16384 ? 16384 : left, 0); 1262 1263 EXPECT_GE(res, 0); 1264 left -= res; 1265 } 1266 } 1267 } 1268 1269 TEST_F(tls, nonblocking) 1270 { 1271 size_t data = 100000; 1272 int sendbuf = 100; 1273 int flags; 1274 int res; 1275 1276 flags = fcntl(self->fd, F_GETFL, 0); 1277 fcntl(self->fd, F_SETFL, flags | O_NONBLOCK); 1278 fcntl(self->cfd, F_SETFL, flags | O_NONBLOCK); 1279 1280 /* Ensure nonblocking behavior by imposing a small send 1281 * buffer. 1282 */ 1283 EXPECT_EQ(setsockopt(self->fd, SOL_SOCKET, SO_SNDBUF, 1284 &sendbuf, sizeof(sendbuf)), 0); 1285 1286 res = fork(); 1287 EXPECT_NE(res, -1); 1288 1289 if (res) { 1290 /* parent */ 1291 bool eagain = false; 1292 size_t left = data; 1293 char buf[16384]; 1294 int status; 1295 int pid2; 1296 1297 while (left) { 1298 int res = send(self->fd, buf, 1299 left > 16384 ? 16384 : left, 0); 1300 1301 if (res == -1 && errno == EAGAIN) { 1302 eagain = true; 1303 usleep(10000); 1304 continue; 1305 } 1306 EXPECT_GE(res, 0); 1307 left -= res; 1308 } 1309 1310 EXPECT_TRUE(eagain); 1311 pid2 = wait(&status); 1312 1313 EXPECT_EQ(status, 0); 1314 EXPECT_EQ(res, pid2); 1315 } else { 1316 /* child */ 1317 bool eagain = false; 1318 size_t left = data; 1319 char buf[16384]; 1320 1321 while (left) { 1322 int res = recv(self->cfd, buf, 1323 left > 16384 ? 16384 : left, 0); 1324 1325 if (res == -1 && errno == EAGAIN) { 1326 eagain = true; 1327 usleep(10000); 1328 continue; 1329 } 1330 EXPECT_GE(res, 0); 1331 left -= res; 1332 } 1333 EXPECT_TRUE(eagain); 1334 } 1335 } 1336 1337 static void 1338 test_mutliproc(struct __test_metadata *_metadata, struct _test_data_tls *self, 1339 bool sendpg, unsigned int n_readers, unsigned int n_writers) 1340 { 1341 const unsigned int n_children = n_readers + n_writers; 1342 const size_t data = 6 * 1000 * 1000; 1343 const size_t file_sz = data / 100; 1344 size_t read_bias, write_bias; 1345 int i, fd, child_id; 1346 char buf[file_sz]; 1347 pid_t pid; 1348 1349 /* Only allow multiples for simplicity */ 1350 ASSERT_EQ(!(n_readers % n_writers) || !(n_writers % n_readers), true); 1351 read_bias = n_writers / n_readers ?: 1; 1352 write_bias = n_readers / n_writers ?: 1; 1353 1354 /* prep a file to send */ 1355 fd = open("/tmp/", O_TMPFILE | O_RDWR, 0600); 1356 ASSERT_GE(fd, 0); 1357 1358 memset(buf, 0xac, file_sz); 1359 ASSERT_EQ(write(fd, buf, file_sz), file_sz); 1360 1361 /* spawn children */ 1362 for (child_id = 0; child_id < n_children; child_id++) { 1363 pid = fork(); 1364 ASSERT_NE(pid, -1); 1365 if (!pid) 1366 break; 1367 } 1368 1369 /* parent waits for all children */ 1370 if (pid) { 1371 for (i = 0; i < n_children; i++) { 1372 int status; 1373 1374 wait(&status); 1375 EXPECT_EQ(status, 0); 1376 } 1377 1378 return; 1379 } 1380 1381 /* Split threads for reading and writing */ 1382 if (child_id < n_readers) { 1383 size_t left = data * read_bias; 1384 char rb[8001]; 1385 1386 while (left) { 1387 int res; 1388 1389 res = recv(self->cfd, rb, 1390 left > sizeof(rb) ? sizeof(rb) : left, 0); 1391 1392 EXPECT_GE(res, 0); 1393 left -= res; 1394 } 1395 } else { 1396 size_t left = data * write_bias; 1397 1398 while (left) { 1399 int res; 1400 1401 ASSERT_EQ(lseek(fd, 0, SEEK_SET), 0); 1402 if (sendpg) 1403 res = sendfile(self->fd, fd, NULL, 1404 left > file_sz ? file_sz : left); 1405 else 1406 res = send(self->fd, buf, 1407 left > file_sz ? file_sz : left, 0); 1408 1409 EXPECT_GE(res, 0); 1410 left -= res; 1411 } 1412 } 1413 } 1414 1415 TEST_F(tls, mutliproc_even) 1416 { 1417 test_mutliproc(_metadata, self, false, 6, 6); 1418 } 1419 1420 TEST_F(tls, mutliproc_readers) 1421 { 1422 test_mutliproc(_metadata, self, false, 4, 12); 1423 } 1424 1425 TEST_F(tls, mutliproc_writers) 1426 { 1427 test_mutliproc(_metadata, self, false, 10, 2); 1428 } 1429 1430 TEST_F(tls, mutliproc_sendpage_even) 1431 { 1432 test_mutliproc(_metadata, self, true, 6, 6); 1433 } 1434 1435 TEST_F(tls, mutliproc_sendpage_readers) 1436 { 1437 test_mutliproc(_metadata, self, true, 4, 12); 1438 } 1439 1440 TEST_F(tls, mutliproc_sendpage_writers) 1441 { 1442 test_mutliproc(_metadata, self, true, 10, 2); 1443 } 1444 1445 TEST_F(tls, control_msg) 1446 { 1447 char *test_str = "test_read"; 1448 char record_type = 100; 1449 int send_len = 10; 1450 char buf[10]; 1451 1452 if (self->notls) 1453 SKIP(return, "no TLS support"); 1454 1455 EXPECT_EQ(tls_send_cmsg(self->fd, record_type, test_str, send_len, 0), 1456 send_len); 1457 /* Should fail because we didn't provide a control message */ 1458 EXPECT_EQ(recv(self->cfd, buf, send_len, 0), -1); 1459 1460 EXPECT_EQ(tls_recv_cmsg(_metadata, self->cfd, record_type, 1461 buf, sizeof(buf), MSG_WAITALL | MSG_PEEK), 1462 send_len); 1463 EXPECT_EQ(memcmp(buf, test_str, send_len), 0); 1464 1465 /* Recv the message again without MSG_PEEK */ 1466 memset(buf, 0, sizeof(buf)); 1467 1468 EXPECT_EQ(tls_recv_cmsg(_metadata, self->cfd, record_type, 1469 buf, sizeof(buf), MSG_WAITALL), 1470 send_len); 1471 EXPECT_EQ(memcmp(buf, test_str, send_len), 0); 1472 } 1473 1474 TEST_F(tls, shutdown) 1475 { 1476 char const *test_str = "test_read"; 1477 int send_len = 10; 1478 char buf[10]; 1479 1480 ASSERT_EQ(strlen(test_str) + 1, send_len); 1481 1482 EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len); 1483 EXPECT_NE(recv(self->cfd, buf, send_len, 0), -1); 1484 EXPECT_EQ(memcmp(buf, test_str, send_len), 0); 1485 1486 shutdown(self->fd, SHUT_RDWR); 1487 shutdown(self->cfd, SHUT_RDWR); 1488 } 1489 1490 TEST_F(tls, shutdown_unsent) 1491 { 1492 char const *test_str = "test_read"; 1493 int send_len = 10; 1494 1495 EXPECT_EQ(send(self->fd, test_str, send_len, MSG_MORE), send_len); 1496 1497 shutdown(self->fd, SHUT_RDWR); 1498 shutdown(self->cfd, SHUT_RDWR); 1499 } 1500 1501 TEST_F(tls, shutdown_reuse) 1502 { 1503 struct sockaddr_in addr; 1504 int ret; 1505 1506 shutdown(self->fd, SHUT_RDWR); 1507 shutdown(self->cfd, SHUT_RDWR); 1508 close(self->cfd); 1509 1510 addr.sin_family = AF_INET; 1511 addr.sin_addr.s_addr = htonl(INADDR_ANY); 1512 addr.sin_port = 0; 1513 1514 ret = bind(self->fd, &addr, sizeof(addr)); 1515 EXPECT_EQ(ret, 0); 1516 ret = listen(self->fd, 10); 1517 EXPECT_EQ(ret, -1); 1518 EXPECT_EQ(errno, EINVAL); 1519 1520 ret = connect(self->fd, &addr, sizeof(addr)); 1521 EXPECT_EQ(ret, -1); 1522 EXPECT_EQ(errno, EISCONN); 1523 } 1524 1525 TEST_F(tls, getsockopt) 1526 { 1527 struct tls_crypto_info_keys expect, get; 1528 socklen_t len; 1529 1530 /* get only the version/cipher */ 1531 len = sizeof(struct tls_crypto_info); 1532 memrnd(&get, sizeof(get)); 1533 EXPECT_EQ(getsockopt(self->fd, SOL_TLS, TLS_TX, &get, &len), 0); 1534 EXPECT_EQ(len, sizeof(struct tls_crypto_info)); 1535 EXPECT_EQ(get.crypto_info.version, variant->tls_version); 1536 EXPECT_EQ(get.crypto_info.cipher_type, variant->cipher_type); 1537 1538 /* get the full crypto_info */ 1539 tls_crypto_info_init(variant->tls_version, variant->cipher_type, &expect); 1540 len = expect.len; 1541 memrnd(&get, sizeof(get)); 1542 EXPECT_EQ(getsockopt(self->fd, SOL_TLS, TLS_TX, &get, &len), 0); 1543 EXPECT_EQ(len, expect.len); 1544 EXPECT_EQ(get.crypto_info.version, variant->tls_version); 1545 EXPECT_EQ(get.crypto_info.cipher_type, variant->cipher_type); 1546 EXPECT_EQ(memcmp(&get, &expect, expect.len), 0); 1547 1548 /* short get should fail */ 1549 len = sizeof(struct tls_crypto_info) - 1; 1550 EXPECT_EQ(getsockopt(self->fd, SOL_TLS, TLS_TX, &get, &len), -1); 1551 EXPECT_EQ(errno, EINVAL); 1552 1553 /* partial get of the cipher data should fail */ 1554 len = expect.len - 1; 1555 EXPECT_EQ(getsockopt(self->fd, SOL_TLS, TLS_TX, &get, &len), -1); 1556 EXPECT_EQ(errno, EINVAL); 1557 } 1558 1559 FIXTURE(tls_err) 1560 { 1561 int fd, cfd; 1562 int fd2, cfd2; 1563 bool notls; 1564 }; 1565 1566 FIXTURE_VARIANT(tls_err) 1567 { 1568 uint16_t tls_version; 1569 }; 1570 1571 FIXTURE_VARIANT_ADD(tls_err, 12_aes_gcm) 1572 { 1573 .tls_version = TLS_1_2_VERSION, 1574 }; 1575 1576 FIXTURE_VARIANT_ADD(tls_err, 13_aes_gcm) 1577 { 1578 .tls_version = TLS_1_3_VERSION, 1579 }; 1580 1581 FIXTURE_SETUP(tls_err) 1582 { 1583 struct tls_crypto_info_keys tls12; 1584 int ret; 1585 1586 tls_crypto_info_init(variant->tls_version, TLS_CIPHER_AES_GCM_128, 1587 &tls12); 1588 1589 ulp_sock_pair(_metadata, &self->fd, &self->cfd, &self->notls); 1590 ulp_sock_pair(_metadata, &self->fd2, &self->cfd2, &self->notls); 1591 if (self->notls) 1592 return; 1593 1594 ret = setsockopt(self->fd, SOL_TLS, TLS_TX, &tls12, tls12.len); 1595 ASSERT_EQ(ret, 0); 1596 1597 ret = setsockopt(self->cfd2, SOL_TLS, TLS_RX, &tls12, tls12.len); 1598 ASSERT_EQ(ret, 0); 1599 } 1600 1601 FIXTURE_TEARDOWN(tls_err) 1602 { 1603 close(self->fd); 1604 close(self->cfd); 1605 close(self->fd2); 1606 close(self->cfd2); 1607 } 1608 1609 TEST_F(tls_err, bad_rec) 1610 { 1611 char buf[64]; 1612 1613 if (self->notls) 1614 SKIP(return, "no TLS support"); 1615 1616 memset(buf, 0x55, sizeof(buf)); 1617 EXPECT_EQ(send(self->fd2, buf, sizeof(buf), 0), sizeof(buf)); 1618 EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1); 1619 EXPECT_EQ(errno, EMSGSIZE); 1620 EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), MSG_DONTWAIT), -1); 1621 EXPECT_EQ(errno, EAGAIN); 1622 } 1623 1624 TEST_F(tls_err, bad_auth) 1625 { 1626 char buf[128]; 1627 int n; 1628 1629 if (self->notls) 1630 SKIP(return, "no TLS support"); 1631 1632 memrnd(buf, sizeof(buf) / 2); 1633 EXPECT_EQ(send(self->fd, buf, sizeof(buf) / 2, 0), sizeof(buf) / 2); 1634 n = recv(self->cfd, buf, sizeof(buf), 0); 1635 EXPECT_GT(n, sizeof(buf) / 2); 1636 1637 buf[n - 1]++; 1638 1639 EXPECT_EQ(send(self->fd2, buf, n, 0), n); 1640 EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1); 1641 EXPECT_EQ(errno, EBADMSG); 1642 EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1); 1643 EXPECT_EQ(errno, EBADMSG); 1644 } 1645 1646 TEST_F(tls_err, bad_in_large_read) 1647 { 1648 char txt[3][64]; 1649 char cip[3][128]; 1650 char buf[3 * 128]; 1651 int i, n; 1652 1653 if (self->notls) 1654 SKIP(return, "no TLS support"); 1655 1656 /* Put 3 records in the sockets */ 1657 for (i = 0; i < 3; i++) { 1658 memrnd(txt[i], sizeof(txt[i])); 1659 EXPECT_EQ(send(self->fd, txt[i], sizeof(txt[i]), 0), 1660 sizeof(txt[i])); 1661 n = recv(self->cfd, cip[i], sizeof(cip[i]), 0); 1662 EXPECT_GT(n, sizeof(txt[i])); 1663 /* Break the third message */ 1664 if (i == 2) 1665 cip[2][n - 1]++; 1666 EXPECT_EQ(send(self->fd2, cip[i], n, 0), n); 1667 } 1668 1669 /* We should be able to receive the first two messages */ 1670 EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), sizeof(txt[0]) * 2); 1671 EXPECT_EQ(memcmp(buf, txt[0], sizeof(txt[0])), 0); 1672 EXPECT_EQ(memcmp(buf + sizeof(txt[0]), txt[1], sizeof(txt[1])), 0); 1673 /* Third mesasge is bad */ 1674 EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1); 1675 EXPECT_EQ(errno, EBADMSG); 1676 EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1); 1677 EXPECT_EQ(errno, EBADMSG); 1678 } 1679 1680 TEST_F(tls_err, bad_cmsg) 1681 { 1682 char *test_str = "test_read"; 1683 int send_len = 10; 1684 char cip[128]; 1685 char buf[128]; 1686 char txt[64]; 1687 int n; 1688 1689 if (self->notls) 1690 SKIP(return, "no TLS support"); 1691 1692 /* Queue up one data record */ 1693 memrnd(txt, sizeof(txt)); 1694 EXPECT_EQ(send(self->fd, txt, sizeof(txt), 0), sizeof(txt)); 1695 n = recv(self->cfd, cip, sizeof(cip), 0); 1696 EXPECT_GT(n, sizeof(txt)); 1697 EXPECT_EQ(send(self->fd2, cip, n, 0), n); 1698 1699 EXPECT_EQ(tls_send_cmsg(self->fd, 100, test_str, send_len, 0), 10); 1700 n = recv(self->cfd, cip, sizeof(cip), 0); 1701 cip[n - 1]++; /* Break it */ 1702 EXPECT_GT(n, send_len); 1703 EXPECT_EQ(send(self->fd2, cip, n, 0), n); 1704 1705 EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), sizeof(txt)); 1706 EXPECT_EQ(memcmp(buf, txt, sizeof(txt)), 0); 1707 EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1); 1708 EXPECT_EQ(errno, EBADMSG); 1709 EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1); 1710 EXPECT_EQ(errno, EBADMSG); 1711 } 1712 1713 TEST_F(tls_err, timeo) 1714 { 1715 struct timeval tv = { .tv_usec = 10000, }; 1716 char buf[128]; 1717 int ret; 1718 1719 if (self->notls) 1720 SKIP(return, "no TLS support"); 1721 1722 ret = setsockopt(self->cfd2, SOL_SOCKET, SO_RCVTIMEO, &tv, sizeof(tv)); 1723 ASSERT_EQ(ret, 0); 1724 1725 ret = fork(); 1726 ASSERT_GE(ret, 0); 1727 1728 if (ret) { 1729 usleep(1000); /* Give child a head start */ 1730 1731 EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1); 1732 EXPECT_EQ(errno, EAGAIN); 1733 1734 EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1); 1735 EXPECT_EQ(errno, EAGAIN); 1736 1737 wait(&ret); 1738 } else { 1739 EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1); 1740 EXPECT_EQ(errno, EAGAIN); 1741 exit(0); 1742 } 1743 } 1744 1745 TEST_F(tls_err, poll_partial_rec) 1746 { 1747 struct pollfd pfd = { }; 1748 ssize_t rec_len; 1749 char rec[256]; 1750 char buf[128]; 1751 1752 if (self->notls) 1753 SKIP(return, "no TLS support"); 1754 1755 pfd.fd = self->cfd2; 1756 pfd.events = POLLIN; 1757 EXPECT_EQ(poll(&pfd, 1, 1), 0); 1758 1759 memrnd(buf, sizeof(buf)); 1760 EXPECT_EQ(send(self->fd, buf, sizeof(buf), 0), sizeof(buf)); 1761 rec_len = recv(self->cfd, rec, sizeof(rec), 0); 1762 EXPECT_GT(rec_len, sizeof(buf)); 1763 1764 /* Write 100B, not the full record ... */ 1765 EXPECT_EQ(send(self->fd2, rec, 100, 0), 100); 1766 /* ... no full record should mean no POLLIN */ 1767 pfd.fd = self->cfd2; 1768 pfd.events = POLLIN; 1769 EXPECT_EQ(poll(&pfd, 1, 1), 0); 1770 /* Now write the rest, and it should all pop out of the other end. */ 1771 EXPECT_EQ(send(self->fd2, rec + 100, rec_len - 100, 0), rec_len - 100); 1772 pfd.fd = self->cfd2; 1773 pfd.events = POLLIN; 1774 EXPECT_EQ(poll(&pfd, 1, 1), 1); 1775 EXPECT_EQ(recv(self->cfd2, rec, sizeof(rec), 0), sizeof(buf)); 1776 EXPECT_EQ(memcmp(buf, rec, sizeof(buf)), 0); 1777 } 1778 1779 TEST_F(tls_err, epoll_partial_rec) 1780 { 1781 struct epoll_event ev, events[10]; 1782 ssize_t rec_len; 1783 char rec[256]; 1784 char buf[128]; 1785 int epollfd; 1786 1787 if (self->notls) 1788 SKIP(return, "no TLS support"); 1789 1790 epollfd = epoll_create1(0); 1791 ASSERT_GE(epollfd, 0); 1792 1793 memset(&ev, 0, sizeof(ev)); 1794 ev.events = EPOLLIN; 1795 ev.data.fd = self->cfd2; 1796 ASSERT_GE(epoll_ctl(epollfd, EPOLL_CTL_ADD, self->cfd2, &ev), 0); 1797 1798 EXPECT_EQ(epoll_wait(epollfd, events, 10, 0), 0); 1799 1800 memrnd(buf, sizeof(buf)); 1801 EXPECT_EQ(send(self->fd, buf, sizeof(buf), 0), sizeof(buf)); 1802 rec_len = recv(self->cfd, rec, sizeof(rec), 0); 1803 EXPECT_GT(rec_len, sizeof(buf)); 1804 1805 /* Write 100B, not the full record ... */ 1806 EXPECT_EQ(send(self->fd2, rec, 100, 0), 100); 1807 /* ... no full record should mean no POLLIN */ 1808 EXPECT_EQ(epoll_wait(epollfd, events, 10, 0), 0); 1809 /* Now write the rest, and it should all pop out of the other end. */ 1810 EXPECT_EQ(send(self->fd2, rec + 100, rec_len - 100, 0), rec_len - 100); 1811 EXPECT_EQ(epoll_wait(epollfd, events, 10, 0), 1); 1812 EXPECT_EQ(recv(self->cfd2, rec, sizeof(rec), 0), sizeof(buf)); 1813 EXPECT_EQ(memcmp(buf, rec, sizeof(buf)), 0); 1814 1815 close(epollfd); 1816 } 1817 1818 TEST_F(tls_err, poll_partial_rec_async) 1819 { 1820 struct pollfd pfd = { }; 1821 ssize_t rec_len; 1822 char rec[256]; 1823 char buf[128]; 1824 char token; 1825 int p[2]; 1826 int ret; 1827 1828 if (self->notls) 1829 SKIP(return, "no TLS support"); 1830 1831 ASSERT_GE(pipe(p), 0); 1832 1833 memrnd(buf, sizeof(buf)); 1834 EXPECT_EQ(send(self->fd, buf, sizeof(buf), 0), sizeof(buf)); 1835 rec_len = recv(self->cfd, rec, sizeof(rec), 0); 1836 EXPECT_GT(rec_len, sizeof(buf)); 1837 1838 ret = fork(); 1839 ASSERT_GE(ret, 0); 1840 1841 if (ret) { 1842 int status, pid2; 1843 1844 close(p[1]); 1845 usleep(1000); /* Give child a head start */ 1846 1847 EXPECT_EQ(send(self->fd2, rec, 100, 0), 100); 1848 1849 EXPECT_EQ(read(p[0], &token, 1), 1); /* Barrier #1 */ 1850 1851 EXPECT_EQ(send(self->fd2, rec + 100, rec_len - 100, 0), 1852 rec_len - 100); 1853 1854 pid2 = wait(&status); 1855 EXPECT_EQ(pid2, ret); 1856 EXPECT_EQ(status, 0); 1857 } else { 1858 close(p[0]); 1859 1860 /* Child should sleep in poll(), never get a wake */ 1861 pfd.fd = self->cfd2; 1862 pfd.events = POLLIN; 1863 EXPECT_EQ(poll(&pfd, 1, 5), 0); 1864 1865 EXPECT_EQ(write(p[1], &token, 1), 1); /* Barrier #1 */ 1866 1867 pfd.fd = self->cfd2; 1868 pfd.events = POLLIN; 1869 EXPECT_EQ(poll(&pfd, 1, 5), 1); 1870 1871 exit(!_metadata->passed); 1872 } 1873 } 1874 1875 TEST(non_established) { 1876 struct tls12_crypto_info_aes_gcm_256 tls12; 1877 struct sockaddr_in addr; 1878 int sfd, ret, fd; 1879 socklen_t len; 1880 1881 len = sizeof(addr); 1882 1883 memset(&tls12, 0, sizeof(tls12)); 1884 tls12.info.version = TLS_1_2_VERSION; 1885 tls12.info.cipher_type = TLS_CIPHER_AES_GCM_256; 1886 1887 addr.sin_family = AF_INET; 1888 addr.sin_addr.s_addr = htonl(INADDR_ANY); 1889 addr.sin_port = 0; 1890 1891 fd = socket(AF_INET, SOCK_STREAM, 0); 1892 sfd = socket(AF_INET, SOCK_STREAM, 0); 1893 1894 ret = bind(sfd, &addr, sizeof(addr)); 1895 ASSERT_EQ(ret, 0); 1896 ret = listen(sfd, 10); 1897 ASSERT_EQ(ret, 0); 1898 1899 ret = setsockopt(fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls")); 1900 EXPECT_EQ(ret, -1); 1901 /* TLS ULP not supported */ 1902 if (errno == ENOENT) 1903 return; 1904 EXPECT_EQ(errno, ENOTCONN); 1905 1906 ret = setsockopt(sfd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls")); 1907 EXPECT_EQ(ret, -1); 1908 EXPECT_EQ(errno, ENOTCONN); 1909 1910 ret = getsockname(sfd, &addr, &len); 1911 ASSERT_EQ(ret, 0); 1912 1913 ret = connect(fd, &addr, sizeof(addr)); 1914 ASSERT_EQ(ret, 0); 1915 1916 ret = setsockopt(fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls")); 1917 ASSERT_EQ(ret, 0); 1918 1919 ret = setsockopt(fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls")); 1920 EXPECT_EQ(ret, -1); 1921 EXPECT_EQ(errno, EEXIST); 1922 1923 close(fd); 1924 close(sfd); 1925 } 1926 1927 TEST(keysizes) { 1928 struct tls12_crypto_info_aes_gcm_256 tls12; 1929 int ret, fd, cfd; 1930 bool notls; 1931 1932 memset(&tls12, 0, sizeof(tls12)); 1933 tls12.info.version = TLS_1_2_VERSION; 1934 tls12.info.cipher_type = TLS_CIPHER_AES_GCM_256; 1935 1936 ulp_sock_pair(_metadata, &fd, &cfd, ¬ls); 1937 1938 if (!notls) { 1939 ret = setsockopt(fd, SOL_TLS, TLS_TX, &tls12, 1940 sizeof(tls12)); 1941 EXPECT_EQ(ret, 0); 1942 1943 ret = setsockopt(cfd, SOL_TLS, TLS_RX, &tls12, 1944 sizeof(tls12)); 1945 EXPECT_EQ(ret, 0); 1946 } 1947 1948 close(fd); 1949 close(cfd); 1950 } 1951 1952 TEST(no_pad) { 1953 struct tls12_crypto_info_aes_gcm_256 tls12; 1954 int ret, fd, cfd, val; 1955 socklen_t len; 1956 bool notls; 1957 1958 memset(&tls12, 0, sizeof(tls12)); 1959 tls12.info.version = TLS_1_3_VERSION; 1960 tls12.info.cipher_type = TLS_CIPHER_AES_GCM_256; 1961 1962 ulp_sock_pair(_metadata, &fd, &cfd, ¬ls); 1963 1964 if (notls) 1965 exit(KSFT_SKIP); 1966 1967 ret = setsockopt(fd, SOL_TLS, TLS_TX, &tls12, sizeof(tls12)); 1968 EXPECT_EQ(ret, 0); 1969 1970 ret = setsockopt(cfd, SOL_TLS, TLS_RX, &tls12, sizeof(tls12)); 1971 EXPECT_EQ(ret, 0); 1972 1973 val = 1; 1974 ret = setsockopt(cfd, SOL_TLS, TLS_RX_EXPECT_NO_PAD, 1975 (void *)&val, sizeof(val)); 1976 EXPECT_EQ(ret, 0); 1977 1978 len = sizeof(val); 1979 val = 2; 1980 ret = getsockopt(cfd, SOL_TLS, TLS_RX_EXPECT_NO_PAD, 1981 (void *)&val, &len); 1982 EXPECT_EQ(ret, 0); 1983 EXPECT_EQ(val, 1); 1984 EXPECT_EQ(len, 4); 1985 1986 val = 0; 1987 ret = setsockopt(cfd, SOL_TLS, TLS_RX_EXPECT_NO_PAD, 1988 (void *)&val, sizeof(val)); 1989 EXPECT_EQ(ret, 0); 1990 1991 len = sizeof(val); 1992 val = 2; 1993 ret = getsockopt(cfd, SOL_TLS, TLS_RX_EXPECT_NO_PAD, 1994 (void *)&val, &len); 1995 EXPECT_EQ(ret, 0); 1996 EXPECT_EQ(val, 0); 1997 EXPECT_EQ(len, 4); 1998 1999 close(fd); 2000 close(cfd); 2001 } 2002 2003 TEST(tls_v6ops) { 2004 struct tls_crypto_info_keys tls12; 2005 struct sockaddr_in6 addr, addr2; 2006 int sfd, ret, fd; 2007 socklen_t len, len2; 2008 2009 tls_crypto_info_init(TLS_1_2_VERSION, TLS_CIPHER_AES_GCM_128, &tls12); 2010 2011 addr.sin6_family = AF_INET6; 2012 addr.sin6_addr = in6addr_any; 2013 addr.sin6_port = 0; 2014 2015 fd = socket(AF_INET6, SOCK_STREAM, 0); 2016 sfd = socket(AF_INET6, SOCK_STREAM, 0); 2017 2018 ret = bind(sfd, &addr, sizeof(addr)); 2019 ASSERT_EQ(ret, 0); 2020 ret = listen(sfd, 10); 2021 ASSERT_EQ(ret, 0); 2022 2023 len = sizeof(addr); 2024 ret = getsockname(sfd, &addr, &len); 2025 ASSERT_EQ(ret, 0); 2026 2027 ret = connect(fd, &addr, sizeof(addr)); 2028 ASSERT_EQ(ret, 0); 2029 2030 len = sizeof(addr); 2031 ret = getsockname(fd, &addr, &len); 2032 ASSERT_EQ(ret, 0); 2033 2034 ret = setsockopt(fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls")); 2035 if (ret) { 2036 ASSERT_EQ(errno, ENOENT); 2037 SKIP(return, "no TLS support"); 2038 } 2039 ASSERT_EQ(ret, 0); 2040 2041 ret = setsockopt(fd, SOL_TLS, TLS_TX, &tls12, tls12.len); 2042 ASSERT_EQ(ret, 0); 2043 2044 ret = setsockopt(fd, SOL_TLS, TLS_RX, &tls12, tls12.len); 2045 ASSERT_EQ(ret, 0); 2046 2047 len2 = sizeof(addr2); 2048 ret = getsockname(fd, &addr2, &len2); 2049 ASSERT_EQ(ret, 0); 2050 2051 EXPECT_EQ(len2, len); 2052 EXPECT_EQ(memcmp(&addr, &addr2, len), 0); 2053 2054 close(fd); 2055 close(sfd); 2056 } 2057 2058 TEST(prequeue) { 2059 struct tls_crypto_info_keys tls12; 2060 char buf[20000], buf2[20000]; 2061 struct sockaddr_in addr; 2062 int sfd, cfd, ret, fd; 2063 socklen_t len; 2064 2065 len = sizeof(addr); 2066 memrnd(buf, sizeof(buf)); 2067 2068 tls_crypto_info_init(TLS_1_2_VERSION, TLS_CIPHER_AES_GCM_256, &tls12); 2069 2070 addr.sin_family = AF_INET; 2071 addr.sin_addr.s_addr = htonl(INADDR_ANY); 2072 addr.sin_port = 0; 2073 2074 fd = socket(AF_INET, SOCK_STREAM, 0); 2075 sfd = socket(AF_INET, SOCK_STREAM, 0); 2076 2077 ASSERT_EQ(bind(sfd, &addr, sizeof(addr)), 0); 2078 ASSERT_EQ(listen(sfd, 10), 0); 2079 ASSERT_EQ(getsockname(sfd, &addr, &len), 0); 2080 ASSERT_EQ(connect(fd, &addr, sizeof(addr)), 0); 2081 ASSERT_GE(cfd = accept(sfd, &addr, &len), 0); 2082 close(sfd); 2083 2084 ret = setsockopt(fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls")); 2085 if (ret) { 2086 ASSERT_EQ(errno, ENOENT); 2087 SKIP(return, "no TLS support"); 2088 } 2089 2090 ASSERT_EQ(setsockopt(fd, SOL_TLS, TLS_TX, &tls12, tls12.len), 0); 2091 EXPECT_EQ(send(fd, buf, sizeof(buf), MSG_DONTWAIT), sizeof(buf)); 2092 2093 ASSERT_EQ(setsockopt(cfd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls")), 0); 2094 ASSERT_EQ(setsockopt(cfd, SOL_TLS, TLS_RX, &tls12, tls12.len), 0); 2095 EXPECT_EQ(recv(cfd, buf2, sizeof(buf2), MSG_WAITALL), sizeof(buf2)); 2096 2097 EXPECT_EQ(memcmp(buf, buf2, sizeof(buf)), 0); 2098 2099 close(fd); 2100 close(cfd); 2101 } 2102 2103 static void __attribute__((constructor)) fips_check(void) { 2104 int res; 2105 FILE *f; 2106 2107 f = fopen("/proc/sys/crypto/fips_enabled", "r"); 2108 if (f) { 2109 res = fscanf(f, "%d", &fips_enabled); 2110 if (res != 1) 2111 ksft_print_msg("ERROR: Couldn't read /proc/sys/crypto/fips_enabled\n"); 2112 fclose(f); 2113 } 2114 } 2115 2116 TEST_HARNESS_MAIN 2117