1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright (C) 2019 Intel Corporation. 3 * All rights reserved. 4 */ 5 6 #include "spdk/stdinc.h" 7 #include "spdk/util.h" 8 9 #include "spdk_internal/mock.h" 10 11 #include "spdk_internal/cunit.h" 12 13 #include "common/lib/test_env.c" 14 #include "sock/uring/uring.c" 15 16 DEFINE_STUB(spdk_sock_map_insert, int, (struct spdk_sock_map *map, int placement_id, 17 struct spdk_sock_group_impl *group), 0); 18 DEFINE_STUB_V(spdk_sock_map_release, (struct spdk_sock_map *map, int placement_id)); 19 DEFINE_STUB(spdk_sock_map_lookup, int, (struct spdk_sock_map *map, int placement_id, 20 struct spdk_sock_group_impl **group, struct spdk_sock_group_impl *hint), 0); 21 DEFINE_STUB(spdk_sock_map_find_free, int, (struct spdk_sock_map *map), -1); 22 DEFINE_STUB_V(spdk_sock_map_cleanup, (struct spdk_sock_map *map)); 23 24 DEFINE_STUB_V(spdk_net_impl_register, (struct spdk_net_impl *impl, int priority)); 25 DEFINE_STUB(spdk_sock_close, int, (struct spdk_sock **s), 0); 26 DEFINE_STUB(io_uring_submit, int, (struct io_uring *ring), 0); 27 DEFINE_STUB(io_uring_queue_init, int, (unsigned entries, struct io_uring *ring, unsigned flags), 0); 28 DEFINE_STUB_V(io_uring_queue_exit, (struct io_uring *ring)); 29 DEFINE_STUB(spdk_sock_group_provide_buf, int, (struct spdk_sock_group *group, void *buf, 30 size_t len, void *ctx), 0); 31 DEFINE_STUB(spdk_sock_group_get_buf, size_t, (struct spdk_sock_group *group, void **buf, 32 void **ctx), 0); 33 34 static void 35 _req_cb(void *cb_arg, int len) 36 { 37 *(bool *)cb_arg = true; 38 CU_ASSERT(len == 0); 39 } 40 41 static void 42 flush_client(void) 43 { 44 struct spdk_uring_sock_group_impl group = {}; 45 struct spdk_uring_sock usock = {}; 46 struct spdk_sock *sock = &usock.base; 47 struct spdk_sock_request *req1, *req2; 48 bool cb_arg1, cb_arg2; 49 int rc; 50 51 /* Set up data structures */ 52 TAILQ_INIT(&sock->queued_reqs); 53 TAILQ_INIT(&sock->pending_reqs); 54 sock->group_impl = &group.base; 55 56 req1 = calloc(1, sizeof(struct spdk_sock_request) + 3 * sizeof(struct iovec)); 57 SPDK_CU_ASSERT_FATAL(req1 != NULL); 58 SPDK_SOCK_REQUEST_IOV(req1, 0)->iov_base = (void *)100; 59 SPDK_SOCK_REQUEST_IOV(req1, 0)->iov_len = 64; 60 SPDK_SOCK_REQUEST_IOV(req1, 1)->iov_base = (void *)200; 61 SPDK_SOCK_REQUEST_IOV(req1, 1)->iov_len = 64; 62 SPDK_SOCK_REQUEST_IOV(req1, 2)->iov_base = (void *)300; 63 SPDK_SOCK_REQUEST_IOV(req1, 2)->iov_len = 64; 64 req1->iovcnt = 3; 65 req1->cb_fn = _req_cb; 66 req1->cb_arg = &cb_arg1; 67 68 req2 = calloc(1, sizeof(struct spdk_sock_request) + 2 * sizeof(struct iovec)); 69 SPDK_CU_ASSERT_FATAL(req2 != NULL); 70 SPDK_SOCK_REQUEST_IOV(req2, 0)->iov_base = (void *)100; 71 SPDK_SOCK_REQUEST_IOV(req2, 0)->iov_len = 32; 72 SPDK_SOCK_REQUEST_IOV(req2, 1)->iov_base = (void *)200; 73 SPDK_SOCK_REQUEST_IOV(req2, 1)->iov_len = 32; 74 req2->iovcnt = 2; 75 req2->cb_fn = _req_cb; 76 req2->cb_arg = &cb_arg2; 77 78 /* Simple test - a request with a 3 element iovec 79 * that gets submitted in a single sendmsg. */ 80 spdk_sock_request_queue(sock, req1); 81 MOCK_SET(sendmsg, 192); 82 cb_arg1 = false; 83 rc = uring_sock_flush(sock); 84 CU_ASSERT(rc == 192); 85 CU_ASSERT(cb_arg1 == true); 86 CU_ASSERT(TAILQ_EMPTY(&sock->queued_reqs)); 87 88 /* Two requests, where both can fully send. */ 89 spdk_sock_request_queue(sock, req1); 90 spdk_sock_request_queue(sock, req2); 91 MOCK_SET(sendmsg, 256); 92 cb_arg1 = false; 93 cb_arg2 = false; 94 rc = uring_sock_flush(sock); 95 CU_ASSERT(rc == 256); 96 CU_ASSERT(cb_arg1 == true); 97 CU_ASSERT(cb_arg2 == true); 98 CU_ASSERT(TAILQ_EMPTY(&sock->queued_reqs)); 99 100 /* Two requests. Only first one can send */ 101 spdk_sock_request_queue(sock, req1); 102 spdk_sock_request_queue(sock, req2); 103 MOCK_SET(sendmsg, 192); 104 cb_arg1 = false; 105 cb_arg2 = false; 106 rc = uring_sock_flush(sock); 107 CU_ASSERT(rc == 192); 108 CU_ASSERT(cb_arg1 == true); 109 CU_ASSERT(cb_arg2 == false); 110 CU_ASSERT(TAILQ_FIRST(&sock->queued_reqs) == req2); 111 TAILQ_REMOVE(&sock->queued_reqs, req2, internal.link); 112 CU_ASSERT(TAILQ_EMPTY(&sock->queued_reqs)); 113 114 /* One request. Partial send. */ 115 spdk_sock_request_queue(sock, req1); 116 MOCK_SET(sendmsg, 10); 117 cb_arg1 = false; 118 rc = uring_sock_flush(sock); 119 CU_ASSERT(rc == 10); 120 CU_ASSERT(cb_arg1 == false); 121 CU_ASSERT(TAILQ_FIRST(&sock->queued_reqs) == req1); 122 123 /* Do a second flush that partial sends again. */ 124 MOCK_SET(sendmsg, 52); 125 cb_arg1 = false; 126 rc = uring_sock_flush(sock); 127 CU_ASSERT(rc == 52); 128 CU_ASSERT(cb_arg1 == false); 129 CU_ASSERT(TAILQ_FIRST(&sock->queued_reqs) == req1); 130 131 /* Flush the rest of the data */ 132 MOCK_SET(sendmsg, 130); 133 cb_arg1 = false; 134 rc = uring_sock_flush(sock); 135 CU_ASSERT(rc == 130); 136 CU_ASSERT(cb_arg1 == true); 137 CU_ASSERT(TAILQ_EMPTY(&sock->queued_reqs)); 138 139 free(req1); 140 free(req2); 141 } 142 143 static void 144 flush_server(void) 145 { 146 struct spdk_uring_sock_group_impl group = {}; 147 struct spdk_uring_sock usock = {}; 148 struct spdk_sock *sock = &usock.base; 149 struct spdk_sock_request *req1, *req2; 150 bool cb_arg1, cb_arg2; 151 int rc; 152 153 /* Set up data structures */ 154 TAILQ_INIT(&sock->queued_reqs); 155 TAILQ_INIT(&sock->pending_reqs); 156 sock->group_impl = &group.base; 157 usock.write_task.sock = &usock; 158 usock.group = &group; 159 160 req1 = calloc(1, sizeof(struct spdk_sock_request) + 2 * sizeof(struct iovec)); 161 SPDK_CU_ASSERT_FATAL(req1 != NULL); 162 SPDK_SOCK_REQUEST_IOV(req1, 0)->iov_base = (void *)100; 163 SPDK_SOCK_REQUEST_IOV(req1, 0)->iov_len = 64; 164 SPDK_SOCK_REQUEST_IOV(req1, 1)->iov_base = (void *)200; 165 SPDK_SOCK_REQUEST_IOV(req1, 1)->iov_len = 64; 166 req1->iovcnt = 2; 167 req1->cb_fn = _req_cb; 168 req1->cb_arg = &cb_arg1; 169 170 req2 = calloc(1, sizeof(struct spdk_sock_request) + 2 * sizeof(struct iovec)); 171 SPDK_CU_ASSERT_FATAL(req2 != NULL); 172 SPDK_SOCK_REQUEST_IOV(req2, 0)->iov_base = (void *)100; 173 SPDK_SOCK_REQUEST_IOV(req2, 0)->iov_len = 32; 174 SPDK_SOCK_REQUEST_IOV(req2, 1)->iov_base = (void *)200; 175 SPDK_SOCK_REQUEST_IOV(req2, 1)->iov_len = 32; 176 req2->iovcnt = 2; 177 req2->cb_fn = _req_cb; 178 req2->cb_arg = &cb_arg2; 179 180 /* we should not call _sock_flush directly, since it will finally 181 * call liburing related functions */ 182 183 /* Simple test - a request with a 2 element iovec 184 * that is fully completed. */ 185 spdk_sock_request_queue(sock, req1); 186 cb_arg1 = false; 187 rc = spdk_sock_prep_reqs(sock, usock.write_task.iovs, 0, NULL, NULL); 188 CU_ASSERT(rc == 2); 189 sock_complete_write_reqs(sock, 128, 0); 190 CU_ASSERT(cb_arg1 == true); 191 CU_ASSERT(TAILQ_EMPTY(&sock->queued_reqs)); 192 193 /* Two requests, where both can be fully completed. */ 194 spdk_sock_request_queue(sock, req1); 195 spdk_sock_request_queue(sock, req2); 196 cb_arg1 = false; 197 cb_arg2 = false; 198 rc = spdk_sock_prep_reqs(sock, usock.write_task.iovs, 0, NULL, NULL); 199 CU_ASSERT(rc == 4); 200 sock_complete_write_reqs(sock, 192, 0); 201 CU_ASSERT(cb_arg1 == true); 202 CU_ASSERT(cb_arg2 == true); 203 CU_ASSERT(TAILQ_EMPTY(&sock->queued_reqs)); 204 205 206 /* One request that is partially sent. */ 207 spdk_sock_request_queue(sock, req1); 208 cb_arg1 = false; 209 rc = spdk_sock_prep_reqs(sock, usock.write_task.iovs, 0, NULL, NULL); 210 CU_ASSERT(rc == 2); 211 sock_complete_write_reqs(sock, 92, 0); 212 CU_ASSERT(rc == 2); 213 CU_ASSERT(cb_arg1 == false); 214 CU_ASSERT(TAILQ_FIRST(&sock->queued_reqs) == req1); 215 216 /* Get the second time partial sent result. */ 217 sock_complete_write_reqs(sock, 10, 0); 218 CU_ASSERT(cb_arg1 == false); 219 CU_ASSERT(TAILQ_FIRST(&sock->queued_reqs) == req1); 220 221 /* Data is finally sent. */ 222 sock_complete_write_reqs(sock, 26, 0); 223 CU_ASSERT(cb_arg1 == true); 224 CU_ASSERT(TAILQ_EMPTY(&sock->queued_reqs)); 225 226 free(req1); 227 free(req2); 228 } 229 230 int 231 main(int argc, char **argv) 232 { 233 CU_pSuite suite = NULL; 234 unsigned int num_failures; 235 236 CU_initialize_registry(); 237 238 suite = CU_add_suite("uring", NULL, NULL); 239 240 241 CU_ADD_TEST(suite, flush_client); 242 CU_ADD_TEST(suite, flush_server); 243 244 245 num_failures = spdk_ut_run_tests(argc, argv, NULL); 246 247 CU_cleanup_registry(); 248 249 return num_failures; 250 } 251