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1 | /* SPDX-License-Identifier: BSD-3-Clause |
2 | * Copyright(c) 2018 Vladimir Medvedkin <medvedkinv@gmail.com> | |
3 | * Copyright(c) 2019 Intel Corporation | |
4 | */ | |
5 | ||
6 | #include <stdio.h> | |
7 | #include <stdint.h> | |
8 | #include <stdlib.h> | |
9 | ||
10 | #include <rte_ip.h> | |
11 | #include <rte_rib.h> | |
12 | ||
13 | #include "test.h" | |
14 | ||
15 | typedef int32_t (*rte_rib_test)(void); | |
16 | ||
17 | static int32_t test_create_invalid(void); | |
18 | static int32_t test_multiple_create(void); | |
19 | static int32_t test_free_null(void); | |
20 | static int32_t test_insert_invalid(void); | |
21 | static int32_t test_get_fn(void); | |
22 | static int32_t test_basic(void); | |
23 | static int32_t test_tree_traversal(void); | |
24 | ||
25 | #define MAX_DEPTH 32 | |
26 | #define MAX_RULES (1 << 22) | |
27 | ||
28 | /* | |
29 | * Check that rte_rib_create fails gracefully for incorrect user input | |
30 | * arguments | |
31 | */ | |
32 | int32_t | |
33 | test_create_invalid(void) | |
34 | { | |
35 | struct rte_rib *rib = NULL; | |
36 | struct rte_rib_conf config; | |
37 | ||
38 | config.max_nodes = MAX_RULES; | |
39 | config.ext_sz = 0; | |
40 | ||
41 | /* rte_rib_create: rib name == NULL */ | |
42 | rib = rte_rib_create(NULL, SOCKET_ID_ANY, &config); | |
43 | RTE_TEST_ASSERT(rib == NULL, | |
44 | "Call succeeded with invalid parameters\n"); | |
45 | ||
46 | /* rte_rib_create: config == NULL */ | |
47 | rib = rte_rib_create(__func__, SOCKET_ID_ANY, NULL); | |
48 | RTE_TEST_ASSERT(rib == NULL, | |
49 | "Call succeeded with invalid parameters\n"); | |
50 | ||
51 | /* socket_id < -1 is invalid */ | |
52 | rib = rte_rib_create(__func__, -2, &config); | |
53 | RTE_TEST_ASSERT(rib == NULL, | |
54 | "Call succeeded with invalid parameters\n"); | |
55 | ||
56 | /* rte_rib_create: max_nodes = 0 */ | |
57 | config.max_nodes = 0; | |
58 | rib = rte_rib_create(__func__, SOCKET_ID_ANY, &config); | |
59 | RTE_TEST_ASSERT(rib == NULL, | |
60 | "Call succeeded with invalid parameters\n"); | |
61 | config.max_nodes = MAX_RULES; | |
62 | ||
63 | return TEST_SUCCESS; | |
64 | } | |
65 | ||
66 | /* | |
67 | * Create rib table then delete rib table 10 times | |
68 | * Use a slightly different rules size each time | |
69 | */ | |
70 | int32_t | |
71 | test_multiple_create(void) | |
72 | { | |
73 | struct rte_rib *rib = NULL; | |
74 | struct rte_rib_conf config; | |
75 | int32_t i; | |
76 | ||
77 | config.ext_sz = 0; | |
78 | ||
79 | for (i = 0; i < 100; i++) { | |
80 | config.max_nodes = MAX_RULES - i; | |
81 | rib = rte_rib_create(__func__, SOCKET_ID_ANY, &config); | |
82 | RTE_TEST_ASSERT(rib != NULL, "Failed to create RIB\n"); | |
83 | rte_rib_free(rib); | |
84 | } | |
85 | /* Can not test free so return success */ | |
86 | return TEST_SUCCESS; | |
87 | } | |
88 | ||
89 | /* | |
90 | * Call rte_rib_free for NULL pointer user input. Note: free has no return and | |
91 | * therefore it is impossible to check for failure but this test is added to | |
92 | * increase function coverage metrics and to validate that freeing null does | |
93 | * not crash. | |
94 | */ | |
95 | int32_t | |
96 | test_free_null(void) | |
97 | { | |
98 | struct rte_rib *rib = NULL; | |
99 | struct rte_rib_conf config; | |
100 | ||
101 | config.max_nodes = MAX_RULES; | |
102 | config.ext_sz = 0; | |
103 | ||
104 | rib = rte_rib_create(__func__, SOCKET_ID_ANY, &config); | |
105 | RTE_TEST_ASSERT(rib != NULL, "Failed to create RIB\n"); | |
106 | ||
107 | rte_rib_free(rib); | |
108 | rte_rib_free(NULL); | |
109 | return TEST_SUCCESS; | |
110 | } | |
111 | ||
112 | /* | |
113 | * Check that rte_rib_insert fails gracefully for incorrect user input arguments | |
114 | */ | |
115 | int32_t | |
116 | test_insert_invalid(void) | |
117 | { | |
118 | struct rte_rib *rib = NULL; | |
119 | struct rte_rib_node *node, *node1; | |
120 | struct rte_rib_conf config; | |
121 | uint32_t ip = RTE_IPV4(0, 0, 0, 0); | |
122 | uint8_t depth = 24; | |
123 | ||
124 | config.max_nodes = MAX_RULES; | |
125 | config.ext_sz = 0; | |
126 | ||
127 | /* rte_rib_insert: rib == NULL */ | |
128 | node = rte_rib_insert(NULL, ip, depth); | |
129 | RTE_TEST_ASSERT(node == NULL, | |
130 | "Call succeeded with invalid parameters\n"); | |
131 | ||
132 | /*Create valid rib to use in rest of test. */ | |
133 | rib = rte_rib_create(__func__, SOCKET_ID_ANY, &config); | |
134 | RTE_TEST_ASSERT(rib != NULL, "Failed to create RIB\n"); | |
135 | ||
136 | /* rte_rib_insert: depth > MAX_DEPTH */ | |
137 | node = rte_rib_insert(rib, ip, MAX_DEPTH + 1); | |
138 | RTE_TEST_ASSERT(node == NULL, | |
139 | "Call succeeded with invalid parameters\n"); | |
140 | ||
141 | /* insert the same ip/depth twice*/ | |
142 | node = rte_rib_insert(rib, ip, depth); | |
143 | RTE_TEST_ASSERT(node != NULL, "Failed to insert rule\n"); | |
144 | node1 = rte_rib_insert(rib, ip, depth); | |
145 | RTE_TEST_ASSERT(node1 == NULL, | |
146 | "Call succeeded with invalid parameters\n"); | |
147 | ||
148 | rte_rib_free(rib); | |
149 | ||
150 | return TEST_SUCCESS; | |
151 | } | |
152 | ||
153 | /* | |
154 | * Call rte_rib_node access functions with incorrect input. | |
155 | * After call rte_rib_node access functions with correct args | |
156 | * and check the return values for correctness | |
157 | */ | |
158 | int32_t | |
159 | test_get_fn(void) | |
160 | { | |
161 | struct rte_rib *rib = NULL; | |
162 | struct rte_rib_node *node; | |
163 | struct rte_rib_conf config; | |
164 | void *ext; | |
165 | uint32_t ip = RTE_IPV4(192, 0, 2, 0); | |
166 | uint32_t ip_ret; | |
167 | uint64_t nh_set = 10; | |
168 | uint64_t nh_ret; | |
169 | uint8_t depth = 24; | |
170 | uint8_t depth_ret; | |
171 | int ret; | |
172 | ||
173 | config.max_nodes = MAX_RULES; | |
174 | config.ext_sz = 0; | |
175 | ||
176 | rib = rte_rib_create(__func__, SOCKET_ID_ANY, &config); | |
177 | RTE_TEST_ASSERT(rib != NULL, "Failed to create RIB\n"); | |
178 | ||
179 | node = rte_rib_insert(rib, ip, depth); | |
180 | RTE_TEST_ASSERT(node != NULL, "Failed to insert rule\n"); | |
181 | ||
182 | /* test rte_rib_get_ip() with incorrect args */ | |
183 | ret = rte_rib_get_ip(NULL, &ip_ret); | |
184 | RTE_TEST_ASSERT(ret < 0, | |
185 | "Call succeeded with invalid parameters\n"); | |
186 | ret = rte_rib_get_ip(node, NULL); | |
187 | RTE_TEST_ASSERT(ret < 0, | |
188 | "Call succeeded with invalid parameters\n"); | |
189 | ||
190 | /* test rte_rib_get_depth() with incorrect args */ | |
191 | ret = rte_rib_get_depth(NULL, &depth_ret); | |
192 | RTE_TEST_ASSERT(ret < 0, | |
193 | "Call succeeded with invalid parameters\n"); | |
194 | ret = rte_rib_get_depth(node, NULL); | |
195 | RTE_TEST_ASSERT(ret < 0, | |
196 | "Call succeeded with invalid parameters\n"); | |
197 | ||
198 | /* test rte_rib_set_nh() with incorrect args */ | |
199 | ret = rte_rib_set_nh(NULL, nh_set); | |
200 | RTE_TEST_ASSERT(ret < 0, | |
201 | "Call succeeded with invalid parameters\n"); | |
202 | ||
203 | /* test rte_rib_get_nh() with incorrect args */ | |
204 | ret = rte_rib_get_nh(NULL, &nh_ret); | |
205 | RTE_TEST_ASSERT(ret < 0, | |
206 | "Call succeeded with invalid parameters\n"); | |
207 | ret = rte_rib_get_nh(node, NULL); | |
208 | RTE_TEST_ASSERT(ret < 0, | |
209 | "Call succeeded with invalid parameters\n"); | |
210 | ||
211 | /* test rte_rib_get_ext() with incorrect args */ | |
212 | ext = rte_rib_get_ext(NULL); | |
213 | RTE_TEST_ASSERT(ext == NULL, | |
214 | "Call succeeded with invalid parameters\n"); | |
215 | ||
216 | /* check the return values */ | |
217 | ret = rte_rib_get_ip(node, &ip_ret); | |
218 | RTE_TEST_ASSERT((ret == 0) && (ip_ret == ip), | |
219 | "Failed to get proper node ip\n"); | |
220 | ret = rte_rib_get_depth(node, &depth_ret); | |
221 | RTE_TEST_ASSERT((ret == 0) && (depth_ret == depth), | |
222 | "Failed to get proper node depth\n"); | |
223 | ret = rte_rib_set_nh(node, nh_set); | |
224 | RTE_TEST_ASSERT(ret == 0, | |
225 | "Failed to set rte_rib_node nexthop\n"); | |
226 | ret = rte_rib_get_nh(node, &nh_ret); | |
227 | RTE_TEST_ASSERT((ret == 0) && (nh_ret == nh_set), | |
228 | "Failed to get proper nexthop\n"); | |
229 | ||
230 | rte_rib_free(rib); | |
231 | ||
232 | return TEST_SUCCESS; | |
233 | } | |
234 | ||
235 | /* | |
236 | * Call insert, lookup/lookup_exact and delete for a single rule | |
237 | */ | |
238 | int32_t | |
239 | test_basic(void) | |
240 | { | |
241 | struct rte_rib *rib = NULL; | |
242 | struct rte_rib_node *node; | |
243 | struct rte_rib_conf config; | |
244 | ||
245 | uint32_t ip = RTE_IPV4(192, 0, 2, 0); | |
246 | uint64_t next_hop_add = 10; | |
247 | uint64_t next_hop_return; | |
248 | uint8_t depth = 24; | |
249 | int ret; | |
250 | ||
251 | config.max_nodes = MAX_RULES; | |
252 | config.ext_sz = 0; | |
253 | ||
254 | rib = rte_rib_create(__func__, SOCKET_ID_ANY, &config); | |
255 | RTE_TEST_ASSERT(rib != NULL, "Failed to create RIB\n"); | |
256 | ||
257 | node = rte_rib_insert(rib, ip, depth); | |
258 | RTE_TEST_ASSERT(node != NULL, "Failed to insert rule\n"); | |
259 | ||
260 | ret = rte_rib_set_nh(node, next_hop_add); | |
261 | RTE_TEST_ASSERT(ret == 0, | |
262 | "Failed to set rte_rib_node field\n"); | |
263 | ||
264 | node = rte_rib_lookup(rib, ip); | |
265 | RTE_TEST_ASSERT(node != NULL, "Failed to lookup\n"); | |
266 | ||
267 | ret = rte_rib_get_nh(node, &next_hop_return); | |
268 | RTE_TEST_ASSERT((ret == 0) && (next_hop_add == next_hop_return), | |
269 | "Failed to get proper nexthop\n"); | |
270 | ||
271 | node = rte_rib_lookup_exact(rib, ip, depth); | |
272 | RTE_TEST_ASSERT(node != NULL, | |
273 | "Failed to lookup\n"); | |
274 | ||
275 | ret = rte_rib_get_nh(node, &next_hop_return); | |
276 | RTE_TEST_ASSERT((ret == 0) && (next_hop_add == next_hop_return), | |
277 | "Failed to get proper nexthop\n"); | |
278 | ||
279 | rte_rib_remove(rib, ip, depth); | |
280 | ||
281 | node = rte_rib_lookup(rib, ip); | |
282 | RTE_TEST_ASSERT(node == NULL, | |
283 | "Lookup returns non existent rule\n"); | |
284 | node = rte_rib_lookup_exact(rib, ip, depth); | |
285 | RTE_TEST_ASSERT(node == NULL, | |
286 | "Lookup returns non existent rule\n"); | |
287 | ||
288 | rte_rib_free(rib); | |
289 | ||
290 | return TEST_SUCCESS; | |
291 | } | |
292 | ||
293 | int32_t | |
294 | test_tree_traversal(void) | |
295 | { | |
296 | struct rte_rib *rib = NULL; | |
297 | struct rte_rib_node *node; | |
298 | struct rte_rib_conf config; | |
299 | ||
300 | uint32_t ip1 = RTE_IPV4(10, 10, 10, 0); | |
301 | uint32_t ip2 = RTE_IPV4(10, 10, 130, 80); | |
302 | uint8_t depth = 30; | |
303 | ||
304 | config.max_nodes = MAX_RULES; | |
305 | config.ext_sz = 0; | |
306 | ||
307 | rib = rte_rib_create(__func__, SOCKET_ID_ANY, &config); | |
308 | RTE_TEST_ASSERT(rib != NULL, "Failed to create RIB\n"); | |
309 | ||
310 | node = rte_rib_insert(rib, ip1, depth); | |
311 | RTE_TEST_ASSERT(node != NULL, "Failed to insert rule\n"); | |
312 | ||
313 | node = rte_rib_insert(rib, ip2, depth); | |
314 | RTE_TEST_ASSERT(node != NULL, "Failed to insert rule\n"); | |
315 | ||
316 | node = NULL; | |
317 | node = rte_rib_get_nxt(rib, RTE_IPV4(10, 10, 130, 0), 24, node, | |
318 | RTE_RIB_GET_NXT_ALL); | |
319 | RTE_TEST_ASSERT(node != NULL, "Failed to get rib_node\n"); | |
320 | ||
321 | rte_rib_free(rib); | |
322 | ||
323 | return TEST_SUCCESS; | |
324 | } | |
325 | ||
326 | static struct unit_test_suite rib_tests = { | |
327 | .suite_name = "rib autotest", | |
328 | .setup = NULL, | |
329 | .teardown = NULL, | |
330 | .unit_test_cases = { | |
331 | TEST_CASE(test_create_invalid), | |
332 | TEST_CASE(test_free_null), | |
333 | TEST_CASE(test_insert_invalid), | |
334 | TEST_CASE(test_get_fn), | |
335 | TEST_CASE(test_basic), | |
336 | TEST_CASE(test_tree_traversal), | |
337 | TEST_CASES_END() | |
338 | } | |
339 | }; | |
340 | ||
341 | static struct unit_test_suite rib_slow_tests = { | |
342 | .suite_name = "rib slow autotest", | |
343 | .setup = NULL, | |
344 | .teardown = NULL, | |
345 | .unit_test_cases = { | |
346 | TEST_CASE(test_multiple_create), | |
347 | TEST_CASES_END() | |
348 | } | |
349 | }; | |
350 | ||
351 | /* | |
352 | * Do all unit tests. | |
353 | */ | |
354 | static int | |
355 | test_rib(void) | |
356 | { | |
357 | return unit_test_suite_runner(&rib_tests); | |
358 | } | |
359 | ||
360 | static int | |
361 | test_slow_rib(void) | |
362 | { | |
363 | return unit_test_suite_runner(&rib_slow_tests); | |
364 | } | |
365 | ||
366 | REGISTER_TEST_COMMAND(rib_autotest, test_rib); | |
367 | REGISTER_TEST_COMMAND(rib_slow_autotest, test_slow_rib); |