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Diffstat (limited to 'app/test/test_lpm.c')
| -rw-r--r-- | app/test/test_lpm.c | 1319 |
1 files changed, 0 insertions, 1319 deletions
diff --git a/app/test/test_lpm.c b/app/test/test_lpm.c deleted file mode 100644 index 41ae80fe..00000000 --- a/app/test/test_lpm.c +++ /dev/null @@ -1,1319 +0,0 @@ -/*- - * BSD LICENSE - * - * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include <stdio.h> -#include <stdint.h> -#include <stdlib.h> - -#include <rte_ip.h> -#include <rte_lpm.h> - -#include "test.h" -#include "test_xmmt_ops.h" - -#define TEST_LPM_ASSERT(cond) do { \ - if (!(cond)) { \ - printf("Error at line %d: \n", __LINE__); \ - return -1; \ - } \ -} while(0) - -typedef int32_t (*rte_lpm_test)(void); - -static int32_t test0(void); -static int32_t test1(void); -static int32_t test2(void); -static int32_t test3(void); -static int32_t test4(void); -static int32_t test5(void); -static int32_t test6(void); -static int32_t test7(void); -static int32_t test8(void); -static int32_t test9(void); -static int32_t test10(void); -static int32_t test11(void); -static int32_t test12(void); -static int32_t test13(void); -static int32_t test14(void); -static int32_t test15(void); -static int32_t test16(void); -static int32_t test17(void); -static int32_t test18(void); - -rte_lpm_test tests[] = { -/* Test Cases */ - test0, - test1, - test2, - test3, - test4, - test5, - test6, - test7, - test8, - test9, - test10, - test11, - test12, - test13, - test14, - test15, - test16, - test17, - test18 -}; - -#define NUM_LPM_TESTS (sizeof(tests)/sizeof(tests[0])) -#define MAX_DEPTH 32 -#define MAX_RULES 256 -#define NUMBER_TBL8S 256 -#define PASS 0 - -/* - * Check that rte_lpm_create fails gracefully for incorrect user input - * arguments - */ -int32_t -test0(void) -{ - struct rte_lpm *lpm = NULL; - struct rte_lpm_config config; - - config.max_rules = MAX_RULES; - config.number_tbl8s = NUMBER_TBL8S; - config.flags = 0; - - /* rte_lpm_create: lpm name == NULL */ - lpm = rte_lpm_create(NULL, SOCKET_ID_ANY, &config); - TEST_LPM_ASSERT(lpm == NULL); - - /* rte_lpm_create: max_rules = 0 */ - /* Note: __func__ inserts the function name, in this case "test0". */ - config.max_rules = 0; - lpm = rte_lpm_create(__func__, SOCKET_ID_ANY, &config); - TEST_LPM_ASSERT(lpm == NULL); - - /* socket_id < -1 is invalid */ - config.max_rules = MAX_RULES; - lpm = rte_lpm_create(__func__, -2, &config); - TEST_LPM_ASSERT(lpm == NULL); - - return PASS; -} - -/* - * Create lpm table then delete lpm table 100 times - * Use a slightly different rules size each time - * */ -int32_t -test1(void) -{ - struct rte_lpm *lpm = NULL; - struct rte_lpm_config config; - - config.number_tbl8s = NUMBER_TBL8S; - config.flags = 0; - int32_t i; - - /* rte_lpm_free: Free NULL */ - for (i = 0; i < 100; i++) { - config.max_rules = MAX_RULES - i; - lpm = rte_lpm_create(__func__, SOCKET_ID_ANY, &config); - TEST_LPM_ASSERT(lpm != NULL); - - rte_lpm_free(lpm); - } - - /* Can not test free so return success */ - return PASS; -} - -/* - * Call rte_lpm_free for NULL pointer user input. Note: free has no return and - * therefore it is impossible to check for failure but this test is added to - * increase function coverage metrics and to validate that freeing null does - * not crash. - */ -int32_t -test2(void) -{ - struct rte_lpm *lpm = NULL; - struct rte_lpm_config config; - - config.max_rules = MAX_RULES; - config.number_tbl8s = NUMBER_TBL8S; - config.flags = 0; - - lpm = rte_lpm_create(__func__, SOCKET_ID_ANY, &config); - TEST_LPM_ASSERT(lpm != NULL); - - rte_lpm_free(lpm); - rte_lpm_free(NULL); - return PASS; -} - -/* - * Check that rte_lpm_add fails gracefully for incorrect user input arguments - */ -int32_t -test3(void) -{ - struct rte_lpm *lpm = NULL; - struct rte_lpm_config config; - - config.max_rules = MAX_RULES; - config.number_tbl8s = NUMBER_TBL8S; - config.flags = 0; - uint32_t ip = IPv4(0, 0, 0, 0), next_hop = 100; - uint8_t depth = 24; - int32_t status = 0; - - /* rte_lpm_add: lpm == NULL */ - status = rte_lpm_add(NULL, ip, depth, next_hop); - TEST_LPM_ASSERT(status < 0); - - /*Create vaild lpm to use in rest of test. */ - lpm = rte_lpm_create(__func__, SOCKET_ID_ANY, &config); - TEST_LPM_ASSERT(lpm != NULL); - - /* rte_lpm_add: depth < 1 */ - status = rte_lpm_add(lpm, ip, 0, next_hop); - TEST_LPM_ASSERT(status < 0); - - /* rte_lpm_add: depth > MAX_DEPTH */ - status = rte_lpm_add(lpm, ip, (MAX_DEPTH + 1), next_hop); - TEST_LPM_ASSERT(status < 0); - - rte_lpm_free(lpm); - - return PASS; -} - -/* - * Check that rte_lpm_delete fails gracefully for incorrect user input - * arguments - */ -int32_t -test4(void) -{ - struct rte_lpm *lpm = NULL; - struct rte_lpm_config config; - - config.max_rules = MAX_RULES; - config.number_tbl8s = NUMBER_TBL8S; - config.flags = 0; - uint32_t ip = IPv4(0, 0, 0, 0); - uint8_t depth = 24; - int32_t status = 0; - - /* rte_lpm_delete: lpm == NULL */ - status = rte_lpm_delete(NULL, ip, depth); - TEST_LPM_ASSERT(status < 0); - - /*Create vaild lpm to use in rest of test. */ - lpm = rte_lpm_create(__func__, SOCKET_ID_ANY, &config); - TEST_LPM_ASSERT(lpm != NULL); - - /* rte_lpm_delete: depth < 1 */ - status = rte_lpm_delete(lpm, ip, 0); - TEST_LPM_ASSERT(status < 0); - - /* rte_lpm_delete: depth > MAX_DEPTH */ - status = rte_lpm_delete(lpm, ip, (MAX_DEPTH + 1)); - TEST_LPM_ASSERT(status < 0); - - rte_lpm_free(lpm); - - return PASS; -} - -/* - * Check that rte_lpm_lookup fails gracefully for incorrect user input - * arguments - */ -int32_t -test5(void) -{ -#if defined(RTE_LIBRTE_LPM_DEBUG) - struct rte_lpm *lpm = NULL; - struct rte_lpm_config config; - - config.max_rules = MAX_RULES; - config.number_tbl8s = NUMBER_TBL8S; - config.flags = 0; - uint32_t ip = IPv4(0, 0, 0, 0), next_hop_return = 0; - int32_t status = 0; - - /* rte_lpm_lookup: lpm == NULL */ - status = rte_lpm_lookup(NULL, ip, &next_hop_return); - TEST_LPM_ASSERT(status < 0); - - /*Create vaild lpm to use in rest of test. */ - lpm = rte_lpm_create(__func__, SOCKET_ID_ANY, &config); - TEST_LPM_ASSERT(lpm != NULL); - - /* rte_lpm_lookup: depth < 1 */ - status = rte_lpm_lookup(lpm, ip, NULL); - TEST_LPM_ASSERT(status < 0); - - rte_lpm_free(lpm); -#endif - return PASS; -} - - - -/* - * Call add, lookup and delete for a single rule with depth <= 24 - */ -int32_t -test6(void) -{ - struct rte_lpm *lpm = NULL; - struct rte_lpm_config config; - - config.max_rules = MAX_RULES; - config.number_tbl8s = NUMBER_TBL8S; - config.flags = 0; - uint32_t ip = IPv4(0, 0, 0, 0), next_hop_add = 100, next_hop_return = 0; - uint8_t depth = 24; - int32_t status = 0; - - lpm = rte_lpm_create(__func__, SOCKET_ID_ANY, &config); - TEST_LPM_ASSERT(lpm != NULL); - - status = rte_lpm_add(lpm, ip, depth, next_hop_add); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add)); - - status = rte_lpm_delete(lpm, ip, depth); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT(status == -ENOENT); - - rte_lpm_free(lpm); - - return PASS; -} - -/* - * Call add, lookup and delete for a single rule with depth > 24 - */ - -int32_t -test7(void) -{ - xmm_t ipx4; - uint32_t hop[4]; - struct rte_lpm *lpm = NULL; - struct rte_lpm_config config; - - config.max_rules = MAX_RULES; - config.number_tbl8s = NUMBER_TBL8S; - config.flags = 0; - uint32_t ip = IPv4(0, 0, 0, 0), next_hop_add = 100, next_hop_return = 0; - uint8_t depth = 32; - int32_t status = 0; - - lpm = rte_lpm_create(__func__, SOCKET_ID_ANY, &config); - TEST_LPM_ASSERT(lpm != NULL); - - status = rte_lpm_add(lpm, ip, depth, next_hop_add); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add)); - - ipx4 = vect_set_epi32(ip, ip + 0x100, ip - 0x100, ip); - rte_lpm_lookupx4(lpm, ipx4, hop, UINT32_MAX); - TEST_LPM_ASSERT(hop[0] == next_hop_add); - TEST_LPM_ASSERT(hop[1] == UINT32_MAX); - TEST_LPM_ASSERT(hop[2] == UINT32_MAX); - TEST_LPM_ASSERT(hop[3] == next_hop_add); - - status = rte_lpm_delete(lpm, ip, depth); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT(status == -ENOENT); - - rte_lpm_free(lpm); - - return PASS; -} - -/* - * Use rte_lpm_add to add rules which effect only the second half of the lpm - * table. Use all possible depths ranging from 1..32. Set the next hop = to the - * depth. Check lookup hit for on every add and check for lookup miss on the - * first half of the lpm table after each add. Finally delete all rules going - * backwards (i.e. from depth = 32 ..1) and carry out a lookup after each - * delete. The lookup should return the next_hop_add value related to the - * previous depth value (i.e. depth -1). - */ -int32_t -test8(void) -{ - xmm_t ipx4; - uint32_t hop[4]; - struct rte_lpm *lpm = NULL; - struct rte_lpm_config config; - - config.max_rules = MAX_RULES; - config.number_tbl8s = NUMBER_TBL8S; - config.flags = 0; - uint32_t ip1 = IPv4(127, 255, 255, 255), ip2 = IPv4(128, 0, 0, 0); - uint32_t next_hop_add, next_hop_return; - uint8_t depth; - int32_t status = 0; - - lpm = rte_lpm_create(__func__, SOCKET_ID_ANY, &config); - TEST_LPM_ASSERT(lpm != NULL); - - /* Loop with rte_lpm_add. */ - for (depth = 1; depth <= 32; depth++) { - /* Let the next_hop_add value = depth. Just for change. */ - next_hop_add = depth; - - status = rte_lpm_add(lpm, ip2, depth, next_hop_add); - TEST_LPM_ASSERT(status == 0); - - /* Check IP in first half of tbl24 which should be empty. */ - status = rte_lpm_lookup(lpm, ip1, &next_hop_return); - TEST_LPM_ASSERT(status == -ENOENT); - - status = rte_lpm_lookup(lpm, ip2, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && - (next_hop_return == next_hop_add)); - - ipx4 = vect_set_epi32(ip2, ip1, ip2, ip1); - rte_lpm_lookupx4(lpm, ipx4, hop, UINT32_MAX); - TEST_LPM_ASSERT(hop[0] == UINT32_MAX); - TEST_LPM_ASSERT(hop[1] == next_hop_add); - TEST_LPM_ASSERT(hop[2] == UINT32_MAX); - TEST_LPM_ASSERT(hop[3] == next_hop_add); - } - - /* Loop with rte_lpm_delete. */ - for (depth = 32; depth >= 1; depth--) { - next_hop_add = (uint8_t) (depth - 1); - - status = rte_lpm_delete(lpm, ip2, depth); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip2, &next_hop_return); - - if (depth != 1) { - TEST_LPM_ASSERT((status == 0) && - (next_hop_return == next_hop_add)); - } else { - TEST_LPM_ASSERT(status == -ENOENT); - } - - status = rte_lpm_lookup(lpm, ip1, &next_hop_return); - TEST_LPM_ASSERT(status == -ENOENT); - - ipx4 = vect_set_epi32(ip1, ip1, ip2, ip2); - rte_lpm_lookupx4(lpm, ipx4, hop, UINT32_MAX); - if (depth != 1) { - TEST_LPM_ASSERT(hop[0] == next_hop_add); - TEST_LPM_ASSERT(hop[1] == next_hop_add); - } else { - TEST_LPM_ASSERT(hop[0] == UINT32_MAX); - TEST_LPM_ASSERT(hop[1] == UINT32_MAX); - } - TEST_LPM_ASSERT(hop[2] == UINT32_MAX); - TEST_LPM_ASSERT(hop[3] == UINT32_MAX); - } - - rte_lpm_free(lpm); - - return PASS; -} - -/* - * - Add & lookup to hit invalid TBL24 entry - * - Add & lookup to hit valid TBL24 entry not extended - * - Add & lookup to hit valid extended TBL24 entry with invalid TBL8 entry - * - Add & lookup to hit valid extended TBL24 entry with valid TBL8 entry - * - */ -int32_t -test9(void) -{ - struct rte_lpm *lpm = NULL; - struct rte_lpm_config config; - - config.max_rules = MAX_RULES; - config.number_tbl8s = NUMBER_TBL8S; - config.flags = 0; - uint32_t ip, ip_1, ip_2; - uint8_t depth, depth_1, depth_2; - uint32_t next_hop_add, next_hop_add_1, next_hop_add_2, next_hop_return; - int32_t status = 0; - - /* Add & lookup to hit invalid TBL24 entry */ - ip = IPv4(128, 0, 0, 0); - depth = 24; - next_hop_add = 100; - - lpm = rte_lpm_create(__func__, SOCKET_ID_ANY, &config); - TEST_LPM_ASSERT(lpm != NULL); - - status = rte_lpm_add(lpm, ip, depth, next_hop_add); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add)); - - status = rte_lpm_delete(lpm, ip, depth); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT(status == -ENOENT); - - rte_lpm_delete_all(lpm); - - /* Add & lookup to hit valid TBL24 entry not extended */ - ip = IPv4(128, 0, 0, 0); - depth = 23; - next_hop_add = 100; - - status = rte_lpm_add(lpm, ip, depth, next_hop_add); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add)); - - depth = 24; - next_hop_add = 101; - - status = rte_lpm_add(lpm, ip, depth, next_hop_add); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add)); - - depth = 24; - - status = rte_lpm_delete(lpm, ip, depth); - TEST_LPM_ASSERT(status == 0); - - depth = 23; - - status = rte_lpm_delete(lpm, ip, depth); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT(status == -ENOENT); - - rte_lpm_delete_all(lpm); - - /* Add & lookup to hit valid extended TBL24 entry with invalid TBL8 - * entry */ - ip = IPv4(128, 0, 0, 0); - depth = 32; - next_hop_add = 100; - - status = rte_lpm_add(lpm, ip, depth, next_hop_add); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add)); - - ip = IPv4(128, 0, 0, 5); - depth = 32; - next_hop_add = 101; - - status = rte_lpm_add(lpm, ip, depth, next_hop_add); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add)); - - status = rte_lpm_delete(lpm, ip, depth); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT(status == -ENOENT); - - ip = IPv4(128, 0, 0, 0); - depth = 32; - next_hop_add = 100; - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add)); - - status = rte_lpm_delete(lpm, ip, depth); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT(status == -ENOENT); - - rte_lpm_delete_all(lpm); - - /* Add & lookup to hit valid extended TBL24 entry with valid TBL8 - * entry */ - ip_1 = IPv4(128, 0, 0, 0); - depth_1 = 25; - next_hop_add_1 = 101; - - ip_2 = IPv4(128, 0, 0, 5); - depth_2 = 32; - next_hop_add_2 = 102; - - next_hop_return = 0; - - status = rte_lpm_add(lpm, ip_1, depth_1, next_hop_add_1); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip_1, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add_1)); - - status = rte_lpm_add(lpm, ip_2, depth_2, next_hop_add_2); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip_2, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add_2)); - - status = rte_lpm_delete(lpm, ip_2, depth_2); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip_2, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add_1)); - - status = rte_lpm_delete(lpm, ip_1, depth_1); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip_1, &next_hop_return); - TEST_LPM_ASSERT(status == -ENOENT); - - rte_lpm_free(lpm); - - return PASS; -} - - -/* - * - Add rule that covers a TBL24 range previously invalid & lookup (& delete & - * lookup) - * - Add rule that extends a TBL24 invalid entry & lookup (& delete & lookup) - * - Add rule that extends a TBL24 valid entry & lookup for both rules (& - * delete & lookup) - * - Add rule that updates the next hop in TBL24 & lookup (& delete & lookup) - * - Add rule that updates the next hop in TBL8 & lookup (& delete & lookup) - * - Delete a rule that is not present in the TBL24 & lookup - * - Delete a rule that is not present in the TBL8 & lookup - * - */ -int32_t -test10(void) -{ - - struct rte_lpm *lpm = NULL; - struct rte_lpm_config config; - - config.max_rules = MAX_RULES; - config.number_tbl8s = NUMBER_TBL8S; - config.flags = 0; - uint32_t ip, next_hop_add, next_hop_return; - uint8_t depth; - int32_t status = 0; - - /* Add rule that covers a TBL24 range previously invalid & lookup - * (& delete & lookup) */ - lpm = rte_lpm_create(__func__, SOCKET_ID_ANY, &config); - TEST_LPM_ASSERT(lpm != NULL); - - ip = IPv4(128, 0, 0, 0); - depth = 16; - next_hop_add = 100; - - status = rte_lpm_add(lpm, ip, depth, next_hop_add); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add)); - - status = rte_lpm_delete(lpm, ip, depth); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT(status == -ENOENT); - - rte_lpm_delete_all(lpm); - - ip = IPv4(128, 0, 0, 0); - depth = 25; - next_hop_add = 100; - - status = rte_lpm_add(lpm, ip, depth, next_hop_add); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add)); - - status = rte_lpm_delete(lpm, ip, depth); - TEST_LPM_ASSERT(status == 0); - - rte_lpm_delete_all(lpm); - - /* Add rule that extends a TBL24 valid entry & lookup for both rules - * (& delete & lookup) */ - - ip = IPv4(128, 0, 0, 0); - depth = 24; - next_hop_add = 100; - - status = rte_lpm_add(lpm, ip, depth, next_hop_add); - TEST_LPM_ASSERT(status == 0); - - ip = IPv4(128, 0, 0, 10); - depth = 32; - next_hop_add = 101; - - status = rte_lpm_add(lpm, ip, depth, next_hop_add); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add)); - - ip = IPv4(128, 0, 0, 0); - next_hop_add = 100; - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add)); - - ip = IPv4(128, 0, 0, 0); - depth = 24; - - status = rte_lpm_delete(lpm, ip, depth); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT(status == -ENOENT); - - ip = IPv4(128, 0, 0, 10); - depth = 32; - - status = rte_lpm_delete(lpm, ip, depth); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT(status == -ENOENT); - - rte_lpm_delete_all(lpm); - - /* Add rule that updates the next hop in TBL24 & lookup - * (& delete & lookup) */ - - ip = IPv4(128, 0, 0, 0); - depth = 24; - next_hop_add = 100; - - status = rte_lpm_add(lpm, ip, depth, next_hop_add); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add)); - - next_hop_add = 101; - - status = rte_lpm_add(lpm, ip, depth, next_hop_add); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add)); - - status = rte_lpm_delete(lpm, ip, depth); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT(status == -ENOENT); - - rte_lpm_delete_all(lpm); - - /* Add rule that updates the next hop in TBL8 & lookup - * (& delete & lookup) */ - - ip = IPv4(128, 0, 0, 0); - depth = 32; - next_hop_add = 100; - - status = rte_lpm_add(lpm, ip, depth, next_hop_add); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add)); - - next_hop_add = 101; - - status = rte_lpm_add(lpm, ip, depth, next_hop_add); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add)); - - status = rte_lpm_delete(lpm, ip, depth); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT(status == -ENOENT); - - rte_lpm_delete_all(lpm); - - /* Delete a rule that is not present in the TBL24 & lookup */ - - ip = IPv4(128, 0, 0, 0); - depth = 24; - - status = rte_lpm_delete(lpm, ip, depth); - TEST_LPM_ASSERT(status < 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT(status == -ENOENT); - - rte_lpm_delete_all(lpm); - - /* Delete a rule that is not present in the TBL8 & lookup */ - - ip = IPv4(128, 0, 0, 0); - depth = 32; - - status = rte_lpm_delete(lpm, ip, depth); - TEST_LPM_ASSERT(status < 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT(status == -ENOENT); - - rte_lpm_free(lpm); - - return PASS; -} - -/* - * Add two rules, lookup to hit the more specific one, lookup to hit the less - * specific one delete the less specific rule and lookup previous values again; - * add a more specific rule than the existing rule, lookup again - * - * */ -int32_t -test11(void) -{ - - struct rte_lpm *lpm = NULL; - struct rte_lpm_config config; - - config.max_rules = MAX_RULES; - config.number_tbl8s = NUMBER_TBL8S; - config.flags = 0; - uint32_t ip, next_hop_add, next_hop_return; - uint8_t depth; - int32_t status = 0; - - lpm = rte_lpm_create(__func__, SOCKET_ID_ANY, &config); - TEST_LPM_ASSERT(lpm != NULL); - - ip = IPv4(128, 0, 0, 0); - depth = 24; - next_hop_add = 100; - - status = rte_lpm_add(lpm, ip, depth, next_hop_add); - TEST_LPM_ASSERT(status == 0); - - ip = IPv4(128, 0, 0, 10); - depth = 32; - next_hop_add = 101; - - status = rte_lpm_add(lpm, ip, depth, next_hop_add); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add)); - - ip = IPv4(128, 0, 0, 0); - next_hop_add = 100; - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add)); - - ip = IPv4(128, 0, 0, 0); - depth = 24; - - status = rte_lpm_delete(lpm, ip, depth); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT(status == -ENOENT); - - ip = IPv4(128, 0, 0, 10); - depth = 32; - - status = rte_lpm_delete(lpm, ip, depth); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT(status == -ENOENT); - - rte_lpm_free(lpm); - - return PASS; -} - -/* - * Add an extended rule (i.e. depth greater than 24, lookup (hit), delete, - * lookup (miss) in a for loop of 1000 times. This will check tbl8 extension - * and contraction. - * - * */ - -int32_t -test12(void) -{ - xmm_t ipx4; - uint32_t hop[4]; - struct rte_lpm *lpm = NULL; - struct rte_lpm_config config; - - config.max_rules = MAX_RULES; - config.number_tbl8s = NUMBER_TBL8S; - config.flags = 0; - uint32_t ip, i, next_hop_add, next_hop_return; - uint8_t depth; - int32_t status = 0; - - lpm = rte_lpm_create(__func__, SOCKET_ID_ANY, &config); - TEST_LPM_ASSERT(lpm != NULL); - - ip = IPv4(128, 0, 0, 0); - depth = 32; - next_hop_add = 100; - - for (i = 0; i < 1000; i++) { - status = rte_lpm_add(lpm, ip, depth, next_hop_add); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && - (next_hop_return == next_hop_add)); - - ipx4 = vect_set_epi32(ip, ip + 1, ip, ip - 1); - rte_lpm_lookupx4(lpm, ipx4, hop, UINT32_MAX); - TEST_LPM_ASSERT(hop[0] == UINT32_MAX); - TEST_LPM_ASSERT(hop[1] == next_hop_add); - TEST_LPM_ASSERT(hop[2] == UINT32_MAX); - TEST_LPM_ASSERT(hop[3] == next_hop_add); - - status = rte_lpm_delete(lpm, ip, depth); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT(status == -ENOENT); - } - - rte_lpm_free(lpm); - - return PASS; -} - -/* - * Add a rule to tbl24, lookup (hit), then add a rule that will extend this - * tbl24 entry, lookup (hit). delete the rule that caused the tbl24 extension, - * lookup (miss) and repeat for loop of 1000 times. This will check tbl8 - * extension and contraction. - * - * */ - -int32_t -test13(void) -{ - struct rte_lpm *lpm = NULL; - struct rte_lpm_config config; - - config.max_rules = MAX_RULES; - config.number_tbl8s = NUMBER_TBL8S; - config.flags = 0; - uint32_t ip, i, next_hop_add_1, next_hop_add_2, next_hop_return; - uint8_t depth; - int32_t status = 0; - - lpm = rte_lpm_create(__func__, SOCKET_ID_ANY, &config); - TEST_LPM_ASSERT(lpm != NULL); - - ip = IPv4(128, 0, 0, 0); - depth = 24; - next_hop_add_1 = 100; - - status = rte_lpm_add(lpm, ip, depth, next_hop_add_1); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && (next_hop_return == next_hop_add_1)); - - depth = 32; - next_hop_add_2 = 101; - - for (i = 0; i < 1000; i++) { - status = rte_lpm_add(lpm, ip, depth, next_hop_add_2); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && - (next_hop_return == next_hop_add_2)); - - status = rte_lpm_delete(lpm, ip, depth); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && - (next_hop_return == next_hop_add_1)); - } - - depth = 24; - - status = rte_lpm_delete(lpm, ip, depth); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT(status == -ENOENT); - - rte_lpm_free(lpm); - - return PASS; -} - -/* - * Fore TBL8 extension exhaustion. Add 256 rules that require a tbl8 extension. - * No more tbl8 extensions will be allowed. Now add one more rule that required - * a tbl8 extension and get fail. - * */ -int32_t -test14(void) -{ - - /* We only use depth = 32 in the loop below so we must make sure - * that we have enough storage for all rules at that depth*/ - - struct rte_lpm *lpm = NULL; - struct rte_lpm_config config; - - config.max_rules = 256 * 32; - config.number_tbl8s = NUMBER_TBL8S; - config.flags = 0; - uint32_t ip, next_hop_add, next_hop_return; - uint8_t depth; - int32_t status = 0; - - /* Add enough space for 256 rules for every depth */ - lpm = rte_lpm_create(__func__, SOCKET_ID_ANY, &config); - TEST_LPM_ASSERT(lpm != NULL); - - depth = 32; - next_hop_add = 100; - ip = IPv4(0, 0, 0, 0); - - /* Add 256 rules that require a tbl8 extension */ - for (; ip <= IPv4(0, 0, 255, 0); ip += 256) { - status = rte_lpm_add(lpm, ip, depth, next_hop_add); - TEST_LPM_ASSERT(status == 0); - - status = rte_lpm_lookup(lpm, ip, &next_hop_return); - TEST_LPM_ASSERT((status == 0) && - (next_hop_return == next_hop_add)); - } - - /* All tbl8 extensions have been used above. Try to add one more and - * we get a fail */ - ip = IPv4(1, 0, 0, 0); - depth = 32; - - status = rte_lpm_add(lpm, ip, depth, next_hop_add); - TEST_LPM_ASSERT(status < 0); - - rte_lpm_free(lpm); - - return PASS; -} - -/* - * Sequence of operations for find existing lpm table - * - * - create table - * - find existing table: hit - * - find non-existing table: miss - * - */ -int32_t -test15(void) -{ - struct rte_lpm *lpm = NULL, *result = NULL; - struct rte_lpm_config config; - - config.max_rules = 256 * 32; - config.number_tbl8s = NUMBER_TBL8S; - config.flags = 0; - - /* Create lpm */ - lpm = rte_lpm_create("lpm_find_existing", SOCKET_ID_ANY, &config); - TEST_LPM_ASSERT(lpm != NULL); - - /* Try to find existing lpm */ - result = rte_lpm_find_existing("lpm_find_existing"); - TEST_LPM_ASSERT(result == lpm); - - /* Try to find non-existing lpm */ - result = rte_lpm_find_existing("lpm_find_non_existing"); - TEST_LPM_ASSERT(result == NULL); - - /* Cleanup. */ - rte_lpm_delete_all(lpm); - rte_lpm_free(lpm); - - return PASS; -} - -/* - * test failure condition of overloading the tbl8 so no more will fit - * Check we get an error return value in that case - */ -int32_t -test16(void) -{ - uint32_t ip; - struct rte_lpm_config config; - - config.max_rules = 256 * 32; - config.number_tbl8s = NUMBER_TBL8S; - config.flags = 0; - struct rte_lpm *lpm = rte_lpm_create(__func__, SOCKET_ID_ANY, &config); - - /* ip loops through all possibilities for top 24 bits of address */ - for (ip = 0; ip < 0xFFFFFF; ip++) { - /* add an entry within a different tbl8 each time, since - * depth >24 and the top 24 bits are different */ - if (rte_lpm_add(lpm, (ip << 8) + 0xF0, 30, 0) < 0) - break; - } - - if (ip != NUMBER_TBL8S) { - printf("Error, unexpected failure with filling tbl8 groups\n"); - printf("Failed after %u additions, expected after %u\n", - (unsigned)ip, (unsigned)NUMBER_TBL8S); - } - - rte_lpm_free(lpm); - return 0; -} - -/* - * Test for overwriting of tbl8: - * - add rule /32 and lookup - * - add new rule /24 and lookup - * - add third rule /25 and lookup - * - lookup /32 and /24 rule to ensure the table has not been overwritten. - */ -int32_t -test17(void) -{ - struct rte_lpm *lpm = NULL; - struct rte_lpm_config config; - - config.max_rules = MAX_RULES; - config.number_tbl8s = NUMBER_TBL8S; - config.flags = 0; - const uint32_t ip_10_32 = IPv4(10, 10, 10, 2); - const uint32_t ip_10_24 = IPv4(10, 10, 10, 0); - const uint32_t ip_20_25 = IPv4(10, 10, 20, 2); - const uint8_t d_ip_10_32 = 32, - d_ip_10_24 = 24, - d_ip_20_25 = 25; - const uint32_t next_hop_ip_10_32 = 100, - next_hop_ip_10_24 = 105, - next_hop_ip_20_25 = 111; - uint32_t next_hop_return = 0; - int32_t status = 0; - - lpm = rte_lpm_create(__func__, SOCKET_ID_ANY, &config); - TEST_LPM_ASSERT(lpm != NULL); - - if ((status = rte_lpm_add(lpm, ip_10_32, d_ip_10_32, - next_hop_ip_10_32)) < 0) - return -1; - - status = rte_lpm_lookup(lpm, ip_10_32, &next_hop_return); - uint32_t test_hop_10_32 = next_hop_return; - TEST_LPM_ASSERT(status == 0); - TEST_LPM_ASSERT(next_hop_return == next_hop_ip_10_32); - - if ((status = rte_lpm_add(lpm, ip_10_24, d_ip_10_24, - next_hop_ip_10_24)) < 0) - return -1; - - status = rte_lpm_lookup(lpm, ip_10_24, &next_hop_return); - uint32_t test_hop_10_24 = next_hop_return; - TEST_LPM_ASSERT(status == 0); - TEST_LPM_ASSERT(next_hop_return == next_hop_ip_10_24); - - if ((status = rte_lpm_add(lpm, ip_20_25, d_ip_20_25, - next_hop_ip_20_25)) < 0) - return -1; - - status = rte_lpm_lookup(lpm, ip_20_25, &next_hop_return); - uint32_t test_hop_20_25 = next_hop_return; - TEST_LPM_ASSERT(status == 0); - TEST_LPM_ASSERT(next_hop_return == next_hop_ip_20_25); - - if (test_hop_10_32 == test_hop_10_24) { - printf("Next hop return equal\n"); - return -1; - } - - if (test_hop_10_24 == test_hop_20_25) { - printf("Next hop return equal\n"); - return -1; - } - - status = rte_lpm_lookup(lpm, ip_10_32, &next_hop_return); - TEST_LPM_ASSERT(status == 0); - TEST_LPM_ASSERT(next_hop_return == next_hop_ip_10_32); - - status = rte_lpm_lookup(lpm, ip_10_24, &next_hop_return); - TEST_LPM_ASSERT(status == 0); - TEST_LPM_ASSERT(next_hop_return == next_hop_ip_10_24); - - rte_lpm_free(lpm); - - return PASS; -} - -/* - * Test for recycle of tbl8 - * - step 1: add a rule with depth=28 (> 24) - * - step 2: add a rule with same 24-bit prefix and depth=23 (< 24) - * - step 3: delete the first rule - * - step 4: check tbl8 is freed - * - step 5: add a rule same as the first one (depth=28) - * - step 6: check same tbl8 is allocated - * - step 7: add a rule with same 24-bit prefix and depth=24 - * - step 8: delete the rule (depth=28) added in step 5 - * - step 9: check tbl8 is freed - * - step 10: add a rule with same 24-bit prefix and depth = 28 - * - setp 11: check same tbl8 is allocated again - */ -int32_t -test18(void) -{ -#define group_idx next_hop - struct rte_lpm *lpm = NULL; - struct rte_lpm_config config; - uint32_t ip, next_hop; - uint8_t depth; - uint32_t tbl8_group_index; - - config.max_rules = MAX_RULES; - config.number_tbl8s = NUMBER_TBL8S; - config.flags = 0; - - lpm = rte_lpm_create(__func__, SOCKET_ID_ANY, &config); - TEST_LPM_ASSERT(lpm != NULL); - - ip = IPv4(192, 168, 100, 100); - depth = 28; - next_hop = 1; - rte_lpm_add(lpm, ip, depth, next_hop); - - TEST_LPM_ASSERT(lpm->tbl24[ip>>8].valid_group); - tbl8_group_index = lpm->tbl24[ip>>8].group_idx; - - depth = 23; - next_hop = 2; - rte_lpm_add(lpm, ip, depth, next_hop); - TEST_LPM_ASSERT(lpm->tbl24[ip>>8].valid_group); - - depth = 28; - rte_lpm_delete(lpm, ip, depth); - - TEST_LPM_ASSERT(!lpm->tbl24[ip>>8].valid_group); - - next_hop = 3; - rte_lpm_add(lpm, ip, depth, next_hop); - - TEST_LPM_ASSERT(lpm->tbl24[ip>>8].valid_group); - TEST_LPM_ASSERT(tbl8_group_index == lpm->tbl24[ip>>8].group_idx); - - depth = 24; - next_hop = 4; - rte_lpm_add(lpm, ip, depth, next_hop); - TEST_LPM_ASSERT(lpm->tbl24[ip>>8].valid_group); - - depth = 28; - rte_lpm_delete(lpm, ip, depth); - - TEST_LPM_ASSERT(!lpm->tbl24[ip>>8].valid_group); - - next_hop = 5; - rte_lpm_add(lpm, ip, depth, next_hop); - - TEST_LPM_ASSERT(lpm->tbl24[ip>>8].valid_group); - TEST_LPM_ASSERT(tbl8_group_index == lpm->tbl24[ip>>8].group_idx); - - rte_lpm_free(lpm); -#undef group_idx - return PASS; -} - -/* - * Do all unit tests. - */ - -static int -test_lpm(void) -{ - unsigned i; - int status, global_status = 0; - - for (i = 0; i < NUM_LPM_TESTS; i++) { - status = tests[i](); - if (status < 0) { - printf("ERROR: LPM Test %u: FAIL\n", i); - global_status = status; - } - } - - return global_status; -} - -REGISTER_TEST_COMMAND(lpm_autotest, test_lpm); |