+++ /dev/null
-/*-
- * 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);
Code Review / deb_dpdk.git / blobdiff