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test/rib: add autotests

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Functional tests for the new RIB library.

Signed-off-by: Vladimir Medvedkin <vladimir.medvedkin@intel.com>
This commit is contained in:
Vladimir Medvedkin 2019-11-01 15:21:35 +00:00 committed by Thomas Monjalon
parent 5a5793a5ff
commit b35df4dd66
5 changed files with 363 additions and 0 deletions
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1
MAINTAINERS
View file

@ -1320,6 +1320,7 @@ F: app/test/test_member*
RIB - EXPERIMENTAL
M: Vladimir Medvedkin <vladimir.medvedkin@intel.com>
F: lib/librte_rib/
F: app/test/test_rib*
Traffic metering
M: Cristian Dumitrescu <cristian.dumitrescu@intel.com>

2
app/test/Makefile
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@ -124,6 +124,8 @@ SRCS-$(CONFIG_RTE_LIBRTE_HASH) += test_hash_multiwriter.c
SRCS-$(CONFIG_RTE_LIBRTE_HASH) += test_hash_readwrite.c
SRCS-$(CONFIG_RTE_LIBRTE_HASH) += test_hash_readwrite_lf.c
SRCS-$(CONFIG_RTE_LIBRTE_RIB) += test_rib.c
SRCS-$(CONFIG_RTE_LIBRTE_LPM) += test_lpm.c
SRCS-$(CONFIG_RTE_LIBRTE_LPM) += test_lpm_perf.c
SRCS-$(CONFIG_RTE_LIBRTE_LPM) += test_lpm6.c

6
app/test/autotest_data.py
View file

@ -110,6 +110,12 @@
"Func": default_autotest,
"Report": None,
},
{
"Name": "RIB autotest",
"Command": "rib_autotest",
"Func": default_autotest,
"Report": None,
},
{
"Name": "Memcpy autotest",
"Command": "memcpy_autotest",

3
app/test/meson.build
View file

@ -101,6 +101,7 @@ test_sources = files('commands.c',
'test_reciprocal_division_perf.c',
'test_red.c',
'test_reorder.c',
'test_rib.c',
'test_ring.c',
'test_ring_perf.c',
'test_rwlock.c',
@ -149,6 +150,7 @@ test_deps = ['acl',
'rawdev',
'rcu',
'reorder',
'rib',
'ring',
'stack',
'timer'
@ -199,6 +201,7 @@ fast_test_names = [
'prefetch_autotest',
'rcu_qsbr_autotest',
'red_autotest',
'rib_autotest',
'ring_autotest',
'ring_pmd_autotest',
'rwlock_test1_autotest',

351
app/test/test_rib.c Normal file
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@ -0,0 +1,351 @@
/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2018 Vladimir Medvedkin <medvedkinv@gmail.com>
* Copyright(c) 2019 Intel Corporation
*/
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <rte_ip.h>
#include <rte_rib.h>
#include "test.h"
typedef int32_t (*rte_rib_test)(void);
static int32_t test_create_invalid(void);
static int32_t test_multiple_create(void);
static int32_t test_free_null(void);
static int32_t test_insert_invalid(void);
static int32_t test_get_fn(void);
static int32_t test_basic(void);
static int32_t test_tree_traversal(void);
#define MAX_DEPTH 32
#define MAX_RULES (1 << 22)
/*
* Check that rte_rib_create fails gracefully for incorrect user input
* arguments
*/
int32_t
test_create_invalid(void)
{
struct rte_rib *rib = NULL;
struct rte_rib_conf config;
config.max_nodes = MAX_RULES;
config.ext_sz = 0;
/* rte_rib_create: rib name == NULL */
rib = rte_rib_create(NULL, SOCKET_ID_ANY, &config);
RTE_TEST_ASSERT(rib == NULL,
"Call succeeded with invalid parameters\n");
/* rte_rib_create: config == NULL */
rib = rte_rib_create(__func__, SOCKET_ID_ANY, NULL);
RTE_TEST_ASSERT(rib == NULL,
"Call succeeded with invalid parameters\n");
/* socket_id < -1 is invalid */
rib = rte_rib_create(__func__, -2, &config);
RTE_TEST_ASSERT(rib == NULL,
"Call succeeded with invalid parameters\n");
/* rte_rib_create: max_nodes = 0 */
config.max_nodes = 0;
rib = rte_rib_create(__func__, SOCKET_ID_ANY, &config);
RTE_TEST_ASSERT(rib == NULL,
"Call succeeded with invalid parameters\n");
config.max_nodes = MAX_RULES;
return TEST_SUCCESS;
}
/*
* Create rib table then delete rib table 10 times
* Use a slightly different rules size each time
*/
int32_t
test_multiple_create(void)
{
struct rte_rib *rib = NULL;
struct rte_rib_conf config;
int32_t i;
config.ext_sz = 0;
for (i = 0; i < 10; i++) {
config.max_nodes = MAX_RULES - i;
rib = rte_rib_create(__func__, SOCKET_ID_ANY, &config);
RTE_TEST_ASSERT(rib != NULL, "Failed to create RIB\n");
rte_rib_free(rib);
}
/* Can not test free so return success */
return TEST_SUCCESS;
}
/*
* Call rte_rib_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
test_free_null(void)
{
struct rte_rib *rib = NULL;
struct rte_rib_conf config;
config.max_nodes = MAX_RULES;
config.ext_sz = 0;
rib = rte_rib_create(__func__, SOCKET_ID_ANY, &config);
RTE_TEST_ASSERT(rib != NULL, "Failed to create RIB\n");
rte_rib_free(rib);
rte_rib_free(NULL);
return TEST_SUCCESS;
}
/*
* Check that rte_rib_insert fails gracefully for incorrect user input arguments
*/
int32_t
test_insert_invalid(void)
{
struct rte_rib *rib = NULL;
struct rte_rib_node *node, *node1;
struct rte_rib_conf config;
uint32_t ip = RTE_IPV4(0, 0, 0, 0);
uint8_t depth = 24;
config.max_nodes = MAX_RULES;
config.ext_sz = 0;
/* rte_rib_insert: rib == NULL */
node = rte_rib_insert(NULL, ip, depth);
RTE_TEST_ASSERT(node == NULL,
"Call succeeded with invalid parameters\n");
/*Create valid rib to use in rest of test. */
rib = rte_rib_create(__func__, SOCKET_ID_ANY, &config);
RTE_TEST_ASSERT(rib != NULL, "Failed to create RIB\n");
/* rte_rib_insert: depth > MAX_DEPTH */
node = rte_rib_insert(rib, ip, MAX_DEPTH + 1);
RTE_TEST_ASSERT(node == NULL,
"Call succeeded with invalid parameters\n");
/* insert the same ip/depth twice*/
node = rte_rib_insert(rib, ip, depth);
RTE_TEST_ASSERT(node != NULL, "Failed to insert rule\n");
node1 = rte_rib_insert(rib, ip, depth);
RTE_TEST_ASSERT(node1 == NULL,
"Call succeeded with invalid parameters\n");
rte_rib_free(rib);
return TEST_SUCCESS;
}
/*
* Call rte_rib_node access functions with incorrect input.
* After call rte_rib_node access functions with correct args
* and check the return values for correctness
*/
int32_t
test_get_fn(void)
{
struct rte_rib *rib = NULL;
struct rte_rib_node *node;
struct rte_rib_conf config;
void *ext;
uint32_t ip = RTE_IPV4(192, 0, 2, 0);
uint32_t ip_ret;
uint64_t nh_set = 10;
uint64_t nh_ret;
uint8_t depth = 24;
uint8_t depth_ret;
int ret;
config.max_nodes = MAX_RULES;
config.ext_sz = 0;
rib = rte_rib_create(__func__, SOCKET_ID_ANY, &config);
RTE_TEST_ASSERT(rib != NULL, "Failed to create RIB\n");
node = rte_rib_insert(rib, ip, depth);
RTE_TEST_ASSERT(node != NULL, "Failed to insert rule\n");
/* test rte_rib_get_ip() with incorrect args */
ret = rte_rib_get_ip(NULL, &ip_ret);
RTE_TEST_ASSERT(ret < 0,
"Call succeeded with invalid parameters\n");
ret = rte_rib_get_ip(node, NULL);
RTE_TEST_ASSERT(ret < 0,
"Call succeeded with invalid parameters\n");
/* test rte_rib_get_depth() with incorrect args */
ret = rte_rib_get_depth(NULL, &depth_ret);
RTE_TEST_ASSERT(ret < 0,
"Call succeeded with invalid parameters\n");
ret = rte_rib_get_depth(node, NULL);
RTE_TEST_ASSERT(ret < 0,
"Call succeeded with invalid parameters\n");
/* test rte_rib_set_nh() with incorrect args */
ret = rte_rib_set_nh(NULL, nh_set);
RTE_TEST_ASSERT(ret < 0,
"Call succeeded with invalid parameters\n");
/* test rte_rib_get_nh() with incorrect args */
ret = rte_rib_get_nh(NULL, &nh_ret);
RTE_TEST_ASSERT(ret < 0,
"Call succeeded with invalid parameters\n");
ret = rte_rib_get_nh(node, NULL);
RTE_TEST_ASSERT(ret < 0,
"Call succeeded with invalid parameters\n");
/* test rte_rib_get_ext() with incorrect args */
ext = rte_rib_get_ext(NULL);
RTE_TEST_ASSERT(ext == NULL,
"Call succeeded with invalid parameters\n");
/* check the return values */
ret = rte_rib_get_ip(node, &ip_ret);
RTE_TEST_ASSERT((ret == 0) && (ip_ret == ip),
"Failed to get proper node ip\n");
ret = rte_rib_get_depth(node, &depth_ret);
RTE_TEST_ASSERT((ret == 0) && (depth_ret == depth),
"Failed to get proper node depth\n");
ret = rte_rib_set_nh(node, nh_set);
RTE_TEST_ASSERT(ret == 0,
"Failed to set rte_rib_node nexthop\n");
ret = rte_rib_get_nh(node, &nh_ret);
RTE_TEST_ASSERT((ret == 0) && (nh_ret == nh_set),
"Failed to get proper nexthop\n");
rte_rib_free(rib);
return TEST_SUCCESS;
}
/*
* Call insert, lookup/lookup_exact and delete for a single rule
*/
int32_t
test_basic(void)
{
struct rte_rib *rib = NULL;
struct rte_rib_node *node;
struct rte_rib_conf config;
uint32_t ip = RTE_IPV4(192, 0, 2, 0);
uint64_t next_hop_add = 10;
uint64_t next_hop_return;
uint8_t depth = 24;
int ret;
config.max_nodes = MAX_RULES;
config.ext_sz = 0;
rib = rte_rib_create(__func__, SOCKET_ID_ANY, &config);
RTE_TEST_ASSERT(rib != NULL, "Failed to create RIB\n");
node = rte_rib_insert(rib, ip, depth);
RTE_TEST_ASSERT(node != NULL, "Failed to insert rule\n");
ret = rte_rib_set_nh(node, next_hop_add);
RTE_TEST_ASSERT(ret == 0,
"Failed to set rte_rib_node field\n");
node = rte_rib_lookup(rib, ip);
RTE_TEST_ASSERT(node != NULL, "Failed to lookup\n");
ret = rte_rib_get_nh(node, &next_hop_return);
RTE_TEST_ASSERT((ret == 0) && (next_hop_add == next_hop_return),
"Failed to get proper nexthop\n");
node = rte_rib_lookup_exact(rib, ip, depth);
RTE_TEST_ASSERT(node != NULL,
"Failed to lookup\n");
ret = rte_rib_get_nh(node, &next_hop_return);
RTE_TEST_ASSERT((ret == 0) && (next_hop_add == next_hop_return),
"Failed to get proper nexthop\n");
rte_rib_remove(rib, ip, depth);
node = rte_rib_lookup(rib, ip);
RTE_TEST_ASSERT(node == NULL,
"Lookup returns non existent rule\n");
node = rte_rib_lookup_exact(rib, ip, depth);
RTE_TEST_ASSERT(node == NULL,
"Lookup returns non existent rule\n");
rte_rib_free(rib);
return TEST_SUCCESS;
}
int32_t
test_tree_traversal(void)
{
struct rte_rib *rib = NULL;
struct rte_rib_node *node;
struct rte_rib_conf config;
uint32_t ip1 = RTE_IPV4(10, 10, 10, 0);
uint32_t ip2 = RTE_IPV4(10, 10, 130, 80);
uint8_t depth = 30;
config.max_nodes = MAX_RULES;
config.ext_sz = 0;
rib = rte_rib_create(__func__, SOCKET_ID_ANY, &config);
RTE_TEST_ASSERT(rib != NULL, "Failed to create RIB\n");
node = rte_rib_insert(rib, ip1, depth);
RTE_TEST_ASSERT(node != NULL, "Failed to insert rule\n");
node = rte_rib_insert(rib, ip2, depth);
RTE_TEST_ASSERT(node != NULL, "Failed to insert rule\n");
node = NULL;
node = rte_rib_get_nxt(rib, RTE_IPV4(10, 10, 130, 0), 24, node,
RTE_RIB_GET_NXT_ALL);
RTE_TEST_ASSERT(node != NULL, "Failed to get rib_node\n");
rte_rib_free(rib);
return TEST_SUCCESS;
}
static struct unit_test_suite rib_tests = {
.suite_name = "rib autotest",
.setup = NULL,
.teardown = NULL,
.unit_test_cases = {
TEST_CASE(test_create_invalid),
TEST_CASE(test_multiple_create),
TEST_CASE(test_free_null),
TEST_CASE(test_insert_invalid),
TEST_CASE(test_get_fn),
TEST_CASE(test_basic),
TEST_CASE(test_tree_traversal),
TEST_CASES_END()
}
};
/*
* Do all unit tests.
*/
static int
test_rib(void)
{
return unit_test_suite_runner(&rib_tests);
}
REGISTER_TEST_COMMAND(rib_autotest, test_rib);