test/rib: add IPv6 autotests

Functional tests for RIB6.

Signed-off-by: Vladimir Medvedkin <vladimir.medvedkin@intel.com>

diff --git a/app/test/Makefile b/app/test/Makefile
index 2156908..00089e9 100644 (file)
--- a/app/test/Makefile
+++ b/app/test/Makefile
@@ -125,6 +125,7 @@ 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_RIB) += test_rib6.c
 
 SRCS-$(CONFIG_RTE_LIBRTE_LPM) += test_lpm.c
 SRCS-$(CONFIG_RTE_LIBRTE_LPM) += test_lpm_perf.c

diff --git a/app/test/autotest_data.py b/app/test/autotest_data.py
index 3909158..461ab07 100644 (file)
--- a/app/test/autotest_data.py
+++ b/app/test/autotest_data.py
@@ -116,6 +116,12 @@ parallel_test_list = [
         "Func":    default_autotest,
         "Report":  None,
     },
+    {
+        "Name":    "RIB6 autotest",
+        "Command": "rib6_autotest",
+        "Func":    default_autotest,
+        "Report":  None,
+    },
     {
         "Name":    "Memcpy autotest",
         "Command": "memcpy_autotest",

diff --git a/app/test/meson.build b/app/test/meson.build
index 501c805..2f14387 100644 (file)
--- a/app/test/meson.build
+++ b/app/test/meson.build
@@ -102,6 +102,7 @@ test_sources = files('commands.c',
        'test_red.c',
        'test_reorder.c',
        'test_rib.c',
+       'test_rib6.c',
        'test_ring.c',
        'test_ring_perf.c',
        'test_rwlock.c',
@@ -202,6 +203,7 @@ fast_test_names = [
         'rcu_qsbr_autotest',
         'red_autotest',
         'rib_autotest',
+        'rib6_autotest',
         'ring_autotest',
         'ring_pmd_autotest',
         'rwlock_test1_autotest',

diff --git a/app/test/test_rib6.c b/app/test/test_rib6.c
new file mode 100644 (file)
index 0000000..638ba68
--- /dev/null
+++ b/app/test/test_rib6.c
@@ -0,0 +1,357 @@
+/* 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_rib6.h>
+
+#include "test.h"
+
+typedef int32_t (*rte_rib6_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 128
+#define MAX_RULES (1 << 22)
+
+/*
+ * Check that rte_rib6_create fails gracefully for incorrect user input
+ * arguments
+ */
+int32_t
+test_create_invalid(void)
+{
+       struct rte_rib6 *rib = NULL;
+       struct rte_rib6_conf config;
+
+       config.max_nodes = MAX_RULES;
+       config.ext_sz = 0;
+
+       /* rte_rib6_create: rib name == NULL */
+       rib = rte_rib6_create(NULL, SOCKET_ID_ANY, &config);
+       RTE_TEST_ASSERT(rib == NULL,
+               "Call succeeded with invalid parameters\n");
+
+       /* rte_rib6_create: config == NULL */
+       rib = rte_rib6_create(__func__, SOCKET_ID_ANY, NULL);
+       RTE_TEST_ASSERT(rib == NULL,
+               "Call succeeded with invalid parameters\n");
+
+       /* socket_id < -1 is invalid */
+       rib = rte_rib6_create(__func__, -2, &config);
+       RTE_TEST_ASSERT(rib == NULL,
+               "Call succeeded with invalid parameters\n");
+
+       /* rte_rib6_create: max_nodes = 0 */
+       config.max_nodes = 0;
+       rib = rte_rib6_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_rib6 *rib = NULL;
+       struct rte_rib6_conf config;
+       int32_t i;
+
+       config.ext_sz = 0;
+
+       for (i = 0; i < 10; i++) {
+               config.max_nodes = MAX_RULES - i;
+               rib = rte_rib6_create(__func__, SOCKET_ID_ANY, &config);
+               RTE_TEST_ASSERT(rib != NULL, "Failed to create RIB\n");
+               rte_rib6_free(rib);
+       }
+       /* Can not test free so return success */
+       return TEST_SUCCESS;
+}
+
+/*
+ * Call rte_rib6_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_rib6 *rib = NULL;
+       struct rte_rib6_conf config;
+
+       config.max_nodes = MAX_RULES;
+       config.ext_sz = 0;
+
+       rib = rte_rib6_create(__func__, SOCKET_ID_ANY, &config);
+       RTE_TEST_ASSERT(rib != NULL, "Failed to create RIB\n");
+
+       rte_rib6_free(rib);
+       rte_rib6_free(NULL);
+       return TEST_SUCCESS;
+}
+
+/*
+ * Check that rte_rib6_insert fails gracefully
+ * for incorrect user input arguments
+ */
+int32_t
+test_insert_invalid(void)
+{
+       struct rte_rib6 *rib = NULL;
+       struct rte_rib6_node *node, *node1;
+       struct rte_rib6_conf config;
+       uint8_t ip[RTE_RIB6_IPV6_ADDR_SIZE] = {0};
+       uint8_t depth = 24;
+
+       config.max_nodes = MAX_RULES;
+       config.ext_sz = 0;
+
+       /* rte_rib6_insert: rib == NULL */
+       node = rte_rib6_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_rib6_create(__func__, SOCKET_ID_ANY, &config);
+       RTE_TEST_ASSERT(rib != NULL, "Failed to create RIB\n");
+
+       /* rte_rib6_insert: depth > MAX_DEPTH */
+       node = rte_rib6_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_rib6_insert(rib, ip, depth);
+       RTE_TEST_ASSERT(node != NULL, "Failed to insert rule\n");
+       node1 = rte_rib6_insert(rib, ip, depth);
+       RTE_TEST_ASSERT(node1 == NULL,
+               "Call succeeded with invalid parameters\n");
+
+       rte_rib6_free(rib);
+
+       return TEST_SUCCESS;
+}
+
+/*
+ * Call rte_rib6_node access functions with incorrect input.
+ * After call rte_rib6_node access functions with correct args
+ * and check the return values for correctness
+ */
+int32_t
+test_get_fn(void)
+{
+       struct rte_rib6 *rib = NULL;
+       struct rte_rib6_node *node;
+       struct rte_rib6_conf config;
+       void *ext;
+       uint8_t ip[RTE_RIB6_IPV6_ADDR_SIZE] = {192, 0, 2, 0, 0, 0, 0, 0,
+                                               0, 0, 0, 0, 0, 0, 0, 0};
+       uint8_t ip_ret[RTE_RIB6_IPV6_ADDR_SIZE];
+       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_rib6_create(__func__, SOCKET_ID_ANY, &config);
+       RTE_TEST_ASSERT(rib != NULL, "Failed to create RIB\n");
+
+       node = rte_rib6_insert(rib, ip, depth);
+       RTE_TEST_ASSERT(node != NULL, "Failed to insert rule\n");
+
+       /* test rte_rib6_get_ip() with incorrect args */
+       ret = rte_rib6_get_ip(NULL, ip_ret);
+       RTE_TEST_ASSERT(ret < 0,
+               "Call succeeded with invalid parameters\n");
+       ret = rte_rib6_get_ip(node, NULL);
+       RTE_TEST_ASSERT(ret < 0,
+               "Call succeeded with invalid parameters\n");
+
+       /* test rte_rib6_get_depth() with incorrect args */
+       ret = rte_rib6_get_depth(NULL, &depth_ret);
+       RTE_TEST_ASSERT(ret < 0,
+               "Call succeeded with invalid parameters\n");
+       ret = rte_rib6_get_depth(node, NULL);
+       RTE_TEST_ASSERT(ret < 0,
+               "Call succeeded with invalid parameters\n");
+
+       /* test rte_rib6_set_nh() with incorrect args */
+       ret = rte_rib6_set_nh(NULL, nh_set);
+       RTE_TEST_ASSERT(ret < 0,
+               "Call succeeded with invalid parameters\n");
+
+       /* test rte_rib6_get_nh() with incorrect args */
+       ret = rte_rib6_get_nh(NULL, &nh_ret);
+       RTE_TEST_ASSERT(ret < 0,
+               "Call succeeded with invalid parameters\n");
+       ret = rte_rib6_get_nh(node, NULL);
+       RTE_TEST_ASSERT(ret < 0,
+               "Call succeeded with invalid parameters\n");
+
+       /* test rte_rib6_get_ext() with incorrect args */
+       ext = rte_rib6_get_ext(NULL);
+       RTE_TEST_ASSERT(ext == NULL,
+               "Call succeeded with invalid parameters\n");
+
+       /* check the return values */
+       ret = rte_rib6_get_ip(node, ip_ret);
+       RTE_TEST_ASSERT((ret == 0) && (rte_rib6_is_equal(ip_ret, ip)),
+               "Failed to get proper node ip\n");
+       ret = rte_rib6_get_depth(node, &depth_ret);
+       RTE_TEST_ASSERT((ret == 0) && (depth_ret == depth),
+               "Failed to get proper node depth\n");
+       ret = rte_rib6_set_nh(node, nh_set);
+       RTE_TEST_ASSERT(ret == 0,
+               "Failed to set rte_rib_node nexthop\n");
+       ret = rte_rib6_get_nh(node, &nh_ret);
+       RTE_TEST_ASSERT((ret == 0) && (nh_ret == nh_set),
+               "Failed to get proper nexthop\n");
+
+       rte_rib6_free(rib);
+
+       return TEST_SUCCESS;
+}
+
+/*
+ * Call insert, lookup/lookup_exact and delete for a single rule
+ */
+int32_t
+test_basic(void)
+{
+       struct rte_rib6 *rib = NULL;
+       struct rte_rib6_node *node;
+       struct rte_rib6_conf config;
+
+       uint8_t ip[RTE_RIB6_IPV6_ADDR_SIZE] = {192, 0, 2, 0, 0, 0, 0, 0,
+                                               0, 0, 0, 0, 0, 0, 0, 0};
+       uint64_t next_hop_add = 10;
+       uint64_t next_hop_return;
+       uint8_t depth = 24;
+       uint32_t status = 0;
+
+       config.max_nodes = MAX_RULES;
+       config.ext_sz = 0;
+
+       rib = rte_rib6_create(__func__, SOCKET_ID_ANY, &config);
+       RTE_TEST_ASSERT(rib != NULL, "Failed to create RIB\n");
+
+       node = rte_rib6_insert(rib, ip, depth);
+       RTE_TEST_ASSERT(node != NULL, "Failed to insert rule\n");
+
+       status = rte_rib6_set_nh(node, next_hop_add);
+       RTE_TEST_ASSERT(status == 0,
+               "Failed to set rte_rib_node field\n");
+
+       node = rte_rib6_lookup(rib, ip);
+       RTE_TEST_ASSERT(node != NULL, "Failed to lookup\n");
+
+       status = rte_rib6_get_nh(node, &next_hop_return);
+       RTE_TEST_ASSERT((status == 0) && (next_hop_add == next_hop_return),
+               "Failed to get proper nexthop\n");
+
+       node = rte_rib6_lookup_exact(rib, ip, depth);
+       RTE_TEST_ASSERT(node != NULL,
+               "Failed to lookup\n");
+
+       status = rte_rib6_get_nh(node, &next_hop_return);
+       RTE_TEST_ASSERT((status == 0) && (next_hop_add == next_hop_return),
+               "Failed to get proper nexthop\n");
+
+       rte_rib6_remove(rib, ip, depth);
+
+       node = rte_rib6_lookup(rib, ip);
+       RTE_TEST_ASSERT(node == NULL,
+               "Lookup returns non existent rule\n");
+       node = rte_rib6_lookup_exact(rib, ip, depth);
+       RTE_TEST_ASSERT(node == NULL,
+               "Lookup returns non existent rule\n");
+
+       rte_rib6_free(rib);
+
+       return TEST_SUCCESS;
+}
+
+int32_t
+test_tree_traversal(void)
+{
+       struct rte_rib6 *rib = NULL;
+       struct rte_rib6_node *node;
+       struct rte_rib6_conf config;
+
+       uint8_t ip[RTE_RIB6_IPV6_ADDR_SIZE] = {10, 0, 2, 130, 0, 0, 0, 0,
+                                               0, 0, 0, 0, 0, 0, 0, 0};
+       uint8_t ip1[RTE_RIB6_IPV6_ADDR_SIZE] = {10, 0, 2, 0, 0, 0, 0, 0,
+                                               0, 0, 0, 0, 0, 0, 0, 0};
+       uint8_t ip2[RTE_RIB6_IPV6_ADDR_SIZE] = {10, 0, 2, 130, 0, 0, 0, 0,
+                                               0, 0, 0, 0, 0, 0, 0, 80};
+       uint8_t depth = 126;
+
+       config.max_nodes = MAX_RULES;
+       config.ext_sz = 0;
+
+       rib = rte_rib6_create(__func__, SOCKET_ID_ANY, &config);
+       RTE_TEST_ASSERT(rib != NULL, "Failed to create RIB\n");
+
+       node = rte_rib6_insert(rib, ip1, depth);
+       RTE_TEST_ASSERT(node != NULL, "Failed to insert rule\n");
+       node = rte_rib6_insert(rib, ip2, depth);
+       RTE_TEST_ASSERT(node != NULL, "Failed to insert rule\n");
+
+       node = NULL;
+       node = rte_rib6_get_nxt(rib, ip, 32, node, RTE_RIB6_GET_NXT_ALL);
+       RTE_TEST_ASSERT(node != NULL, "Failed to get rib_node\n");
+
+       rte_rib6_free(rib);
+
+       return TEST_SUCCESS;
+}
+
+static struct unit_test_suite rib6_tests = {
+       .suite_name = "rib6 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_rib6(void)
+{
+       return unit_test_suite_runner(&rib6_tests);
+}
+
+REGISTER_TEST_COMMAND(rib6_autotest, test_rib6);
+