tests: net: Add tests for network interface
Change-Id: I35f0b3f1794c65b08d32ca561b6189ee59a7a76c Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>
This commit is contained in:
Jukka Rissanen
parent
76785f0bcd
commit
cc8eb4144b
5 changed files with 410 additions and 0 deletions
4
tests/net/iface/Makefile
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4
tests/net/iface/Makefile
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BOARD ?= qemu_x86
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CONF_FILE = prj.conf
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include $(ZEPHYR_BASE)/Makefile.test
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22
tests/net/iface/prj.conf
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22
tests/net/iface/prj.conf
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@ -0,0 +1,22 @@
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CONFIG_NETWORKING=y
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CONFIG_NET_IPV6=y
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CONFIG_NET_UDP=y
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CONFIG_NET_TCP=n
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CONFIG_NET_IPV4=n
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CONFIG_NET_MAX_CONTEXTS=4
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CONFIG_NET_L2_DUMMY=y
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CONFIG_NET_LOG=y
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CONFIG_SYS_LOG_SHOW_COLOR=y
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CONFIG_RANDOM_GENERATOR=y
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CONFIG_TEST_RANDOM_GENERATOR=y
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CONFIG_NET_IPV6_DAD=n
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CONFIG_NET_NBUF_TX_COUNT=10
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CONFIG_NET_NBUF_RX_COUNT=5
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CONFIG_NET_NBUF_DATA_COUNT=10
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CONFIG_NET_IF_UNICAST_IPV6_ADDR_COUNT=6
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CONFIG_NET_MAX_NEXTHOPS=8
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CONFIG_NET_IPV6_MAX_NEIGHBORS=8
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CONFIG_NET_IPV6_ND=n
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CONFIG_ZTEST=y
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#CONFIG_NET_DEBUG_IF=y
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#CONFIG_SYS_LOG_NET_LEVEL=4
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4
tests/net/iface/src/Makefile
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4
tests/net/iface/src/Makefile
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obj-y = main.o
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ccflags-y += -I${ZEPHYR_BASE}/subsys/net/ip
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include $(ZEPHYR_BASE)/tests/Makefile.test
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376
tests/net/iface/src/main.c
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376
tests/net/iface/src/main.c
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@ -0,0 +1,376 @@
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/* main.c - Application main entry point */
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/*
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* Copyright (c) 2016 Intel Corporation
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <stdint.h>
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#include <stdbool.h>
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#include <stddef.h>
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#include <string.h>
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#include <errno.h>
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#include <misc/printk.h>
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#include <sections.h>
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#include <ztest.h>
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#include <net/ethernet.h>
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#include <net/buf.h>
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#include <net/net_ip.h>
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#include <net/net_if.h>
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#define NET_LOG_ENABLED 1
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#include "net_private.h"
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#if defined(CONFIG_NET_DEBUG_IF)
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#define DBG(fmt, ...) printk(fmt, ##__VA_ARGS__)
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#else
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#define DBG(fmt, ...)
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#endif
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/* Interface 1 addresses */
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static struct in6_addr my_addr1 = { { { 0x20, 0x01, 0x0d, 0xb8, 1, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0x1 } } };
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/* Interface 2 addresses */
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static struct in6_addr my_addr2 = { { { 0x20, 0x01, 0x0d, 0xb8, 2, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0x1 } } };
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/* Interface 3 addresses */
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static struct in6_addr my_addr3 = { { { 0x20, 0x01, 0x0d, 0xb8, 3, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0x1 } } };
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/* Extra address is assigned to ll_addr */
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static struct in6_addr ll_addr = { { { 0xfe, 0x80, 0x43, 0xb8, 0, 0, 0, 0,
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0, 0, 0, 0xf2, 0xaa, 0x29, 0x02,
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0x04 } } };
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static struct in6_addr in6addr_mcast = { { { 0x20, 0x01, 0x0d, 0xb8, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0x1 } } };
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static struct net_if *iface1;
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static struct net_if *iface2;
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static struct net_if *iface3;
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static bool test_failed;
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static bool test_started;
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static struct k_sem wait_data;
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#define WAIT_TIME 250
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struct net_if_test {
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uint8_t idx;
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uint8_t mac_addr[sizeof(struct net_eth_addr)];
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struct net_linkaddr ll_addr;
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};
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static int net_iface_dev_init(struct device *dev)
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{
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return 0;
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}
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static uint8_t *net_iface_get_mac(struct device *dev)
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{
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struct net_if_test *data = dev->driver_data;
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if (data->mac_addr[0] == 0x00) {
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/* 10-00-00-00-00 to 10-00-00-00-FF Documentation RFC7042 */
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data->mac_addr[0] = 0x10;
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data->mac_addr[1] = 0x00;
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data->mac_addr[2] = 0x00;
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data->mac_addr[3] = 0x00;
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data->mac_addr[4] = 0x00;
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data->mac_addr[5] = sys_rand32_get();
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}
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data->ll_addr.addr = data->mac_addr;
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data->ll_addr.len = 6;
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return data->mac_addr;
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}
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static void net_iface_init(struct net_if *iface)
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{
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uint8_t *mac = net_iface_get_mac(net_if_get_device(iface));
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net_if_set_link_addr(iface, mac, sizeof(struct net_eth_addr));
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}
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static int sender_iface(struct net_if *iface, struct net_buf *buf)
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{
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if (!buf->frags) {
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DBG("No data to send!\n");
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return -ENODATA;
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}
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if (test_started) {
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struct net_if_test *data = iface->dev->driver_data;
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DBG("Sending at iface %d %p\n", net_if_get_by_iface(iface),
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iface);
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if (net_nbuf_iface(buf) != iface) {
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DBG("Invalid interface %p, expecting %p\n",
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net_nbuf_iface(buf), iface);
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test_failed = true;
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}
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if (net_if_get_by_iface(iface) != data->idx) {
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DBG("Invalid interface %d index, expecting %d\n",
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data->idx, net_if_get_by_iface(iface));
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test_failed = true;
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}
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}
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net_nbuf_unref(buf);
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k_sem_give(&wait_data);
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return 0;
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}
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struct net_if_test net_iface1_data;
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struct net_if_test net_iface2_data;
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struct net_if_test net_iface3_data;
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static struct net_if_api net_iface_api = {
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.init = net_iface_init,
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.send = sender_iface,
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};
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#define _ETH_L2_LAYER DUMMY_L2
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#define _ETH_L2_CTX_TYPE NET_L2_GET_CTX_TYPE(DUMMY_L2)
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NET_DEVICE_INIT_INSTANCE(net_iface1_test,
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"iface1",
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iface1,
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net_iface_dev_init,
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&net_iface1_data,
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NULL,
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CONFIG_KERNEL_INIT_PRIORITY_DEFAULT,
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&net_iface_api,
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_ETH_L2_LAYER,
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_ETH_L2_CTX_TYPE,
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127);
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NET_DEVICE_INIT_INSTANCE(net_iface2_test,
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"iface2",
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iface2,
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net_iface_dev_init,
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&net_iface2_data,
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NULL,
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CONFIG_KERNEL_INIT_PRIORITY_DEFAULT,
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&net_iface_api,
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_ETH_L2_LAYER,
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_ETH_L2_CTX_TYPE,
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127);
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NET_DEVICE_INIT_INSTANCE(net_iface3_test,
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"iface3",
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iface3,
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net_iface_dev_init,
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&net_iface3_data,
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NULL,
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CONFIG_KERNEL_INIT_PRIORITY_DEFAULT,
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&net_iface_api,
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_ETH_L2_LAYER,
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_ETH_L2_CTX_TYPE,
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127);
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static void iface_setup(void)
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{
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struct net_if_mcast_addr *maddr;
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struct net_if_addr *ifaddr;
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int idx;
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/* The semaphore is there to wait the data to be received. */
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k_sem_init(&wait_data, 0, UINT_MAX);
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iface1 = net_if_get_by_index(0);
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iface2 = net_if_get_by_index(1);
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iface3 = net_if_get_by_index(2);
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((struct net_if_test *)iface1->dev->driver_data)->idx = 0;
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((struct net_if_test *)iface2->dev->driver_data)->idx = 1;
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((struct net_if_test *)iface3->dev->driver_data)->idx = 2;
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idx = net_if_get_by_iface(iface1);
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assert_equal(idx, 0, "Invalid index iface1");
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idx = net_if_get_by_iface(iface2);
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assert_equal(idx, 1, "Invalid index iface2");
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idx = net_if_get_by_iface(iface3);
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assert_equal(idx, 2, "Invalid index iface3");
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DBG("Interfaces: [%d] iface1 %p, [%d] iface2 %p, [%d] iface3 %p\n",
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net_if_get_by_iface(iface1), iface1,
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net_if_get_by_iface(iface2), iface2,
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net_if_get_by_iface(iface3), iface3);
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assert_not_null(iface1, "Interface 1");
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assert_not_null(iface2, "Interface 2");
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assert_not_null(iface3, "Interface 3");
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ifaddr = net_if_ipv6_addr_add(iface1, &my_addr1,
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NET_ADDR_MANUAL, 0);
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if (!ifaddr) {
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DBG("Cannot add IPv6 address %s\n",
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net_sprint_ipv6_addr(&my_addr1));
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assert_not_null(ifaddr, "addr1");
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}
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/* For testing purposes we need to set the adddresses preferred */
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ifaddr->addr_state = NET_ADDR_PREFERRED;
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ifaddr = net_if_ipv6_addr_add(iface1, &ll_addr,
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NET_ADDR_MANUAL, 0);
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if (!ifaddr) {
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DBG("Cannot add IPv6 address %s\n",
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net_sprint_ipv6_addr(&ll_addr));
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assert_not_null(ifaddr, "ll_addr");
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}
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ifaddr->addr_state = NET_ADDR_PREFERRED;
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ifaddr = net_if_ipv6_addr_add(iface2, &my_addr2,
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NET_ADDR_MANUAL, 0);
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if (!ifaddr) {
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DBG("Cannot add IPv6 address %s\n",
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net_sprint_ipv6_addr(&my_addr2));
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assert_not_null(ifaddr, "addr2");
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}
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ifaddr->addr_state = NET_ADDR_PREFERRED;
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ifaddr = net_if_ipv6_addr_add(iface2, &my_addr3,
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NET_ADDR_MANUAL, 0);
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if (!ifaddr) {
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DBG("Cannot add IPv6 address %s\n",
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net_sprint_ipv6_addr(&my_addr3));
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assert_not_null(ifaddr, "addr3");
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}
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ifaddr->addr_state = NET_ADDR_PREFERRED;
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net_ipv6_addr_create(&in6addr_mcast, 0xff02, 0, 0, 0, 0, 0, 0, 0x0001);
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maddr = net_if_ipv6_maddr_add(iface1, &in6addr_mcast);
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if (!maddr) {
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DBG("Cannot add multicast IPv6 address %s\n",
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net_sprint_ipv6_addr(&in6addr_mcast));
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assert_not_null(maddr, "mcast");
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}
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net_if_up(iface1);
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net_if_up(iface2);
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net_if_up(iface3);
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/* The interface might receive data which might fail the checks
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* in the iface sending function, so we need to reset the failure
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* flag.
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*/
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test_failed = false;
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test_started = true;
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}
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static bool send_iface(struct net_if *iface, int val, bool expect_fail)
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{
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static uint8_t data[] = { 't', 'e', 's', 't', '\0' };
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struct net_buf *buf;
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int ret;
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buf = net_nbuf_get_reserve_tx(0);
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net_nbuf_set_iface(buf, iface);
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net_nbuf_append(buf, sizeof(data), data);
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ret = net_send_data(buf);
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if (!expect_fail && ret < 0) {
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DBG("Cannot send test buffer (%d)\n", ret);
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return false;
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}
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if (!expect_fail && k_sem_take(&wait_data, WAIT_TIME)) {
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DBG("Timeout while waiting interface %d data\n", val);
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return false;
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}
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return true;
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}
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static void send_iface1(void)
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{
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bool ret;
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DBG("Sending data to iface 1 %p\n", iface1);
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ret = send_iface(iface1, 1, false);
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assert_true(ret, "iface 1");
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}
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static void send_iface2(void)
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{
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bool ret;
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DBG("Sending data to iface 2 %p\n", iface2);
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ret = send_iface(iface2, 2, false);
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assert_true(ret, "iface 2");
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}
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static void send_iface3(void)
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{
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bool ret;
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DBG("Sending data to iface 3 %p\n", iface3);
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ret = send_iface(iface3, 3, false);
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assert_true(ret, "iface 3");
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}
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static void send_iface1_down(void)
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{
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bool ret;
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DBG("Sending data to iface 1 %p while down\n", iface1);
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net_if_down(iface1);
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ret = send_iface(iface1, 1, true);
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assert_true(ret, "iface 1 down");
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}
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static void send_iface1_up(void)
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{
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bool ret;
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DBG("Sending data to iface 1 %p again\n", iface1);
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net_if_up(iface1);
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ret = send_iface(iface1, 1, false);
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assert_true(ret, "iface 1 up again");
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}
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void test_main(void)
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{
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ztest_test_suite(net_iface_test,
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ztest_unit_test(iface_setup),
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ztest_unit_test(send_iface1),
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ztest_unit_test(send_iface2),
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ztest_unit_test(send_iface3),
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ztest_unit_test(send_iface1_down),
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ztest_unit_test(send_iface1_up)
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);
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ztest_run_test_suite(net_iface_test);
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}
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4
tests/net/iface/testcase.ini
Normal file
4
tests/net/iface/testcase.ini
Normal file
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[test]
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tags = net
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arch_whitelist = x86
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platform_whitelist = qemu_x86
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