diff options
Diffstat (limited to 'src/scvpp/tests/scvpp_ip_test.c')
| -rw-r--r-- | src/scvpp/tests/scvpp_ip_test.c | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/src/scvpp/tests/scvpp_ip_test.c b/src/scvpp/tests/scvpp_ip_test.c new file mode 100644 index 0000000..5e28123 --- /dev/null +++ b/src/scvpp/tests/scvpp_ip_test.c @@ -0,0 +1,184 @@ +/* + * Copyright (c) 2019 Cisco + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <unistd.h> +#include <setjmp.h> +#include <stdarg.h> +#include <cmocka.h> + +#include "scvpp_test.h" + +#include <scvpp/ip.h> +#include <scvpp/interface.h> +#include <scvpp/comm.h> + +static void test_add_remove_ipv4(void **state) +{ + UNUSED(state); + const char ip_q[VPP_IP4_ADDRESS_STRING_LEN] = "192.168.100.144"; + char ip_r[VPP_IP4_ADDRESS_STRING_LEN]; + u8 prefix_q = 24; + u8 prefix_r; + int rc; + + //add ipv4 on tap0 + rc = ipv46_config_add_remove("tap0", ip_q, prefix_q, false, true); + assert_int_equal(rc, SCVPP_OK); + + //dump ipv4 on tap0 and check if it mach + rc = ipv46_address_dump("tap0", ip_r, &prefix_r, false); + assert_int_equal(rc, SCVPP_OK); + assert_string_equal(ip_q, ip_r); + assert_int_equal(prefix_q, prefix_r); + + //remove ipv4 on tap0 + rc = ipv46_config_add_remove("tap0", ip_q, prefix_q, false, false); + assert_int_equal(rc, SCVPP_OK); + + //dump ipv4 after removal and check if equals 0.0.0.0 + rc = ipv46_address_dump("tap0", ip_r, &prefix_r, false); + assert_int_equal(rc, SCVPP_OK); + assert_string_equal(ip_r, "0.0.0.0"); +} + +static void test_ipv4_add_del_route_no_iface(void **state) +{ + UNUSED(state); + int rc; + char dst_address[VPP_IP4_ADDRESS_STRING_LEN] = "192.168.100.0"; + uint8_t prefix_len = 24; + char next_hop[VPP_IP4_ADDRESS_STRING_LEN] = "192.168.100.100"; + uint32_t table_id = 0; + fib_dump_t *dump; + struct elt *stack; + bool route_found = false; + + /* Must fail, can not have both interface and next hop IP null */ + rc = ipv46_config_add_del_route(dst_address, prefix_len, NULL, true, + table_id, NULL); + assert_int_equal(rc, -SCVPP_EINVAL); + + rc = ipv46_config_add_del_route(dst_address, prefix_len, next_hop, true, + table_id, NULL); + assert_int_equal(rc, SCVPP_OK); + + /* Dump all FIB routes and check if we find ours */ + stack = ipv4_fib_dump_all(); + assert_non_null(stack); + foreach_stack_elt(stack) { + dump = (fib_dump_t *) data; + + if (strncmp(sc_ntoa(dump->address), dst_address, + VPP_IP4_ADDRESS_STRING_LEN) == 0 && + dump->address_length == prefix_len) { + route_found = true; + assert_int_equal(dump->table_id, table_id); + assert_int_equal(dump->count, 1); + assert_string_equal(sc_ntoa(dump->path[0].next_hop), next_hop); + } + free(dump); + } + assert_true(route_found); + + /* Delete previously set route */ + rc = ipv46_config_add_del_route(dst_address, prefix_len, next_hop, false, + table_id, NULL); + assert_int_equal(rc, SCVPP_OK); + + /* Check our route has been deleted */ + route_found = false; + stack = ipv4_fib_dump_all(); + assert_non_null(stack); + foreach_stack_elt(stack) { + dump = (fib_dump_t *) data; + if (strncmp(sc_ntoa(dump->address), dst_address, + VPP_IP4_ADDRESS_STRING_LEN) == 0 && + dump->address_length == prefix_len) { + route_found = true; + } + free(dump); + } + assert_false(route_found); +} + +static void test_ipv4_add_del_route_no_next_hop_ip(void **state) +{ + UNUSED(state); + int rc; + char dst_address[VPP_IP4_ADDRESS_STRING_LEN] = "192.168.100.0"; + uint8_t prefix_len = 24; + char interface[VPP_IP4_ADDRESS_STRING_LEN] = "tap0"; + uint32_t table_id = 0; + uint32_t sw_if_index; + fib_dump_t *dump; + struct elt *stack; + bool route_found = false; + + //Add a new route + rc = ipv46_config_add_del_route(dst_address, prefix_len, NULL, true, + table_id, interface); + assert_int_equal(rc, SCVPP_OK); + + //Dump all FIB routes and check we find ours + stack = ipv4_fib_dump_all(); + assert_non_null(stack); + + rc = get_interface_id(interface, &sw_if_index); + assert_int_equal(rc, SCVPP_OK); + + foreach_stack_elt(stack) { + dump = (fib_dump_t *) data; + + if (strncmp(sc_ntoa(dump->address), dst_address, + VPP_IP4_ADDRESS_STRING_LEN) == 0 && + dump->address_length == prefix_len) { + route_found = true; + assert_int_equal(dump->table_id, table_id); + assert_int_equal(dump->count, 1); + assert_int_equal(dump->path[0].sw_if_index, sw_if_index); + } + free(dump); + } + assert_true(route_found); + + //Delete route + rc = ipv46_config_add_del_route(dst_address, prefix_len, NULL, false, + table_id, interface); + assert_int_equal(rc, SCVPP_OK); + + //Check our route has been deleted + route_found = false; + stack = ipv4_fib_dump_all(); + assert_non_null(stack); + + foreach_stack_elt(stack) { + dump = (fib_dump_t *) data; + if (strncmp(sc_ntoa(dump->address), dst_address, + VPP_IP4_ADDRESS_STRING_LEN) == 0 && + dump->address_length == prefix_len) { + route_found = true; + } + free(dump); + } + assert_false(route_found); +} + + +const struct CMUnitTest ip_tests[IP_TEST_SIZE] = { + cmocka_unit_test(test_add_remove_ipv4), + cmocka_unit_test(test_ipv4_add_del_route_no_next_hop_ip), + cmocka_unit_test(test_ipv4_add_del_route_no_iface), +}; |