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/posix/posix.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(spdk_sock_group_provide_buf, int, (struct spdk_sock_group *group, void *buf, 27 size_t len, void *ctx), 0); 28 DEFINE_STUB(spdk_sock_group_get_buf, size_t, (struct spdk_sock_group *group, void **buf, 29 void **ctx), 0); 30 31 static void 32 _req_cb(void *cb_arg, int len) 33 { 34 *(bool *)cb_arg = true; 35 CU_ASSERT(len == 0); 36 } 37 38 static void 39 flush(void) 40 { 41 struct spdk_posix_sock_group_impl group = {}; 42 struct spdk_posix_sock psock = {}; 43 struct spdk_sock *sock = &psock.base; 44 struct spdk_sock_request *req1, *req2; 45 bool cb_arg1, cb_arg2; 46 int rc; 47 48 /* Set up data structures */ 49 TAILQ_INIT(&sock->queued_reqs); 50 TAILQ_INIT(&sock->pending_reqs); 51 sock->group_impl = &group.base; 52 53 req1 = calloc(1, sizeof(struct spdk_sock_request) + 2 * sizeof(struct iovec)); 54 SPDK_CU_ASSERT_FATAL(req1 != NULL); 55 SPDK_SOCK_REQUEST_IOV(req1, 0)->iov_base = (void *)100; 56 SPDK_SOCK_REQUEST_IOV(req1, 0)->iov_len = 32; 57 SPDK_SOCK_REQUEST_IOV(req1, 1)->iov_base = (void *)200; 58 SPDK_SOCK_REQUEST_IOV(req1, 1)->iov_len = 32; 59 req1->iovcnt = 2; 60 req1->cb_fn = _req_cb; 61 req1->cb_arg = &cb_arg1; 62 63 req2 = calloc(1, sizeof(struct spdk_sock_request) + 2 * sizeof(struct iovec)); 64 SPDK_CU_ASSERT_FATAL(req2 != NULL); 65 SPDK_SOCK_REQUEST_IOV(req2, 0)->iov_base = (void *)100; 66 SPDK_SOCK_REQUEST_IOV(req2, 0)->iov_len = 32; 67 SPDK_SOCK_REQUEST_IOV(req2, 1)->iov_base = (void *)200; 68 SPDK_SOCK_REQUEST_IOV(req2, 1)->iov_len = 32; 69 req2->iovcnt = 2; 70 req2->cb_fn = _req_cb; 71 req2->cb_arg = &cb_arg2; 72 73 /* Simple test - a request with a 2 element iovec 74 * that gets submitted in a single sendmsg. */ 75 spdk_sock_request_queue(sock, req1); 76 MOCK_SET(sendmsg, 64); 77 cb_arg1 = false; 78 rc = _sock_flush(sock); 79 CU_ASSERT(rc == 64); 80 CU_ASSERT(cb_arg1 == true); 81 CU_ASSERT(TAILQ_EMPTY(&sock->queued_reqs)); 82 83 /* Two requests, where both can fully send. */ 84 spdk_sock_request_queue(sock, req1); 85 spdk_sock_request_queue(sock, req2); 86 MOCK_SET(sendmsg, 128); 87 cb_arg1 = false; 88 cb_arg2 = false; 89 rc = _sock_flush(sock); 90 CU_ASSERT(rc == 128); 91 CU_ASSERT(cb_arg1 == true); 92 CU_ASSERT(cb_arg2 == true); 93 CU_ASSERT(TAILQ_EMPTY(&sock->queued_reqs)); 94 95 /* Two requests. Only first one can send */ 96 spdk_sock_request_queue(sock, req1); 97 spdk_sock_request_queue(sock, req2); 98 MOCK_SET(sendmsg, 64); 99 cb_arg1 = false; 100 cb_arg2 = false; 101 rc = _sock_flush(sock); 102 CU_ASSERT(rc == 64); 103 CU_ASSERT(cb_arg1 == true); 104 CU_ASSERT(cb_arg2 == false); 105 CU_ASSERT(TAILQ_FIRST(&sock->queued_reqs) == req2); 106 TAILQ_REMOVE(&sock->queued_reqs, req2, internal.link); 107 CU_ASSERT(TAILQ_EMPTY(&sock->queued_reqs)); 108 109 /* One request. Partial send. */ 110 spdk_sock_request_queue(sock, req1); 111 MOCK_SET(sendmsg, 10); 112 cb_arg1 = false; 113 rc = _sock_flush(sock); 114 CU_ASSERT(rc == 10); 115 CU_ASSERT(cb_arg1 == false); 116 CU_ASSERT(TAILQ_FIRST(&sock->queued_reqs) == req1); 117 118 /* Do a second flush that partial sends again. */ 119 MOCK_SET(sendmsg, 24); 120 cb_arg1 = false; 121 rc = _sock_flush(sock); 122 CU_ASSERT(rc == 24); 123 CU_ASSERT(cb_arg1 == false); 124 CU_ASSERT(TAILQ_FIRST(&sock->queued_reqs) == req1); 125 126 /* Flush the rest of the data */ 127 MOCK_SET(sendmsg, 30); 128 cb_arg1 = false; 129 rc = _sock_flush(sock); 130 CU_ASSERT(rc == 30); 131 CU_ASSERT(cb_arg1 == true); 132 CU_ASSERT(TAILQ_EMPTY(&sock->queued_reqs)); 133 134 free(req1); 135 free(req2); 136 } 137 138 int 139 main(int argc, char **argv) 140 { 141 CU_pSuite suite = NULL; 142 unsigned int num_failures; 143 144 CU_initialize_registry(); 145 146 suite = CU_add_suite("posix", NULL, NULL); 147 148 CU_ADD_TEST(suite, flush); 149 150 151 num_failures = spdk_ut_run_tests(argc, argv, NULL); 152 153 CU_cleanup_registry(); 154 155 return num_failures; 156 } 157