xref: /spdk/test/unit/lib/nvme/nvme_cuse.c/nvme_cuse_ut.c (revision de21d8f4e45b732c13ce5c7aa1872f73bffd38aa)
1 /*-
2  *   BSD LICENSE
3  *
4  *   Copyright (c) Intel Corporation.
5  *   All rights reserved.
6  *
7  *   Redistribution and use in source and binary forms, with or without
8  *   modification, are permitted provided that the following conditions
9  *   are met:
10  *
11  *     * Redistributions of source code must retain the above copyright
12  *       notice, this list of conditions and the following disclaimer.
13  *     * Redistributions in binary form must reproduce the above copyright
14  *       notice, this list of conditions and the following disclaimer in
15  *       the documentation and/or other materials provided with the
16  *       distribution.
17  *     * Neither the name of Intel Corporation nor the names of its
18  *       contributors may be used to endorse or promote products derived
19  *       from this software without specific prior written permission.
20  *
21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  */
33 
34 #include "spdk/stdinc.h"
35 #include "spdk_cunit.h"
36 #include "nvme/nvme_cuse.c"
37 #include "common/lib/nvme/common_stubs.h"
38 
39 SPDK_LOG_REGISTER_COMPONENT(nvme)
40 
41 DEFINE_STUB(spdk_nvme_ctrlr_alloc_cmb_io_buffer, void *,
42 	    (struct spdk_nvme_ctrlr *ctrlr, size_t size), NULL);
43 
44 DEFINE_STUB(spdk_nvme_ctrlr_cmd_admin_raw, int, (struct spdk_nvme_ctrlr *ctrlr,
45 		struct spdk_nvme_cmd *cmd, void *buf, uint32_t len,
46 		spdk_nvme_cmd_cb cb_fn, void *cb_arg), 0);
47 
48 DEFINE_STUB(spdk_nvme_ctrlr_get_num_ns, uint32_t,
49 	    (struct spdk_nvme_ctrlr *ctrlr), 128);
50 
51 DEFINE_STUB(spdk_nvme_ctrlr_reset, int, (struct spdk_nvme_ctrlr *ctrlr), 0);
52 
53 DEFINE_STUB(spdk_nvme_ns_cmd_read, int,
54 	    (struct spdk_nvme_ns *ns, struct spdk_nvme_qpair *qpair,
55 	     void *payload, uint64_t lba, uint32_t lba_count,
56 	     spdk_nvme_cmd_cb cb_fn, void *cb_arg, uint32_t io_flags), 0);
57 
58 DEFINE_STUB(spdk_nvme_ns_cmd_write, int,
59 	    (struct spdk_nvme_ns *ns, struct spdk_nvme_qpair *qpair,
60 	     void *payload, uint64_t lba, uint32_t lba_count,
61 	     spdk_nvme_cmd_cb cb_fn, void *cb_arg, uint32_t io_flags), 0);
62 
63 DEFINE_STUB(spdk_nvme_ns_get_num_sectors, uint64_t,
64 	    (struct spdk_nvme_ns *ns), 0);
65 
66 DEFINE_STUB(spdk_nvme_ns_get_sector_size, uint32_t,
67 	    (struct spdk_nvme_ns *ns), 0);
68 
69 DEFINE_STUB_V(spdk_unaffinitize_thread, (void));
70 
71 DEFINE_STUB(spdk_nvme_ctrlr_get_ns, struct spdk_nvme_ns *,
72 	    (struct spdk_nvme_ctrlr *ctrlr, uint32_t nsid), NULL);
73 
74 DEFINE_STUB(nvme_io_msg_ctrlr_register, int,
75 	    (struct spdk_nvme_ctrlr *ctrlr,
76 	     struct nvme_io_msg_producer *io_msg_producer), 0);
77 
78 DEFINE_STUB_V(nvme_io_msg_ctrlr_unregister,
79 	      (struct spdk_nvme_ctrlr *ctrlr,
80 	       struct nvme_io_msg_producer *io_msg_producer));
81 
82 DEFINE_STUB(spdk_nvme_ctrlr_is_active_ns, bool,
83 	    (struct spdk_nvme_ctrlr *ctrlr, uint32_t nsid), true);
84 
85 DEFINE_STUB(fuse_reply_err, int, (fuse_req_t req, int err), 0);
86 
87 struct cuse_io_ctx *g_ut_ctx;
88 
89 DEFINE_RETURN_MOCK(nvme_io_msg_send, int);
90 int
91 nvme_io_msg_send(struct spdk_nvme_ctrlr *ctrlr,
92 		 uint32_t nsid, spdk_nvme_io_msg_fn fn, void *arg)
93 {
94 	g_ut_ctx = arg;
95 
96 	HANDLE_RETURN_MOCK(nvme_io_msg_send);
97 	return 0;
98 }
99 
100 static void
101 test_cuse_nvme_submit_io_read_write(void)
102 {
103 	struct cuse_device cuse_device = {};
104 	struct fuse_file_info fi = {};
105 	struct nvme_user_io *user_io = NULL;
106 	char arg[1024] = {};
107 	fuse_req_t req = (void *)0xDEEACDFF;
108 	unsigned flags = FUSE_IOCTL_DIR;
109 	uint32_t block_size = 4096;
110 	size_t in_bufsz = 4096;
111 	size_t out_bufsz = 4096;
112 
113 	/* Allocate memory to avoid stack buffer overflow */
114 	user_io = calloc(3, 4096);
115 	SPDK_CU_ASSERT_FATAL(user_io != NULL);
116 	cuse_device.ctrlr = (void *)0xDEADBEEF;
117 	cuse_device.nsid = 1;
118 	user_io->slba = 1024;
119 	user_io->nblocks = 1;
120 	g_ut_ctx = NULL;
121 
122 	/* Submit IO read */
123 	cuse_nvme_submit_io_read(&cuse_device, req, 0, arg, &fi, flags,
124 				 block_size, user_io, in_bufsz, out_bufsz);
125 	CU_ASSERT(g_ut_ctx != NULL);
126 	CU_ASSERT(g_ut_ctx->req == req);
127 	CU_ASSERT(g_ut_ctx->lba = user_io->slba);
128 	CU_ASSERT(g_ut_ctx->lba_count == (uint32_t)(user_io->nblocks + 1));
129 	CU_ASSERT(g_ut_ctx->data_len ==
130 		  (int)((user_io->nblocks + 1) * block_size));
131 	CU_ASSERT(g_ut_ctx->data != NULL);
132 	cuse_io_ctx_free(g_ut_ctx);
133 
134 	/* Submit IO write */
135 	g_ut_ctx = NULL;
136 
137 	cuse_nvme_submit_io_write(&cuse_device, req, 0, arg, &fi, flags,
138 				  block_size, user_io, in_bufsz, out_bufsz);
139 	CU_ASSERT(g_ut_ctx != NULL);
140 	CU_ASSERT(g_ut_ctx->req == req);
141 	CU_ASSERT(g_ut_ctx->lba = user_io->slba);
142 	CU_ASSERT(g_ut_ctx->lba_count == (uint32_t)(user_io->nblocks + 1));
143 	CU_ASSERT(g_ut_ctx->data_len ==
144 		  (int)((user_io->nblocks + 1) * block_size));
145 	CU_ASSERT(g_ut_ctx->data != NULL);
146 	cuse_io_ctx_free(g_ut_ctx);
147 	free(user_io);
148 }
149 
150 int main(int argc, char **argv)
151 {
152 	CU_pSuite	suite = NULL;
153 	unsigned int	num_failures;
154 
155 	CU_set_error_action(CUEA_ABORT);
156 	CU_initialize_registry();
157 
158 	suite = CU_add_suite("nvme_cuse", NULL, NULL);
159 	CU_ADD_TEST(suite, test_cuse_nvme_submit_io_read_write);
160 
161 	CU_basic_set_mode(CU_BRM_VERBOSE);
162 	CU_basic_run_tests();
163 	num_failures = CU_get_number_of_failures();
164 	CU_cleanup_registry();
165 	return num_failures;
166 }
167