From 8d01b9cd70a67cdafd5b965a70420c3bd7fb3f82 Mon Sep 17 00:00:00 2001 From: Luca Boccassi Date: Thu, 1 Nov 2018 11:59:50 +0000 Subject: New upstream version 18.11-rc1 Change-Id: Iaa71986dd6332e878d8f4bf493101b2bbc6313bb Signed-off-by: Luca Boccassi --- test/test/test_kni.c | 135 +++++++++++++++++++++++++++++++++++++++++++-------- 1 file changed, 115 insertions(+), 20 deletions(-) (limited to 'test/test/test_kni.c') diff --git a/test/test/test_kni.c b/test/test/test_kni.c index 1b876719..f3c19b5a 100644 --- a/test/test/test_kni.c +++ b/test/test/test_kni.c @@ -7,10 +7,11 @@ #include #include #include +#include #include "test.h" -#ifndef RTE_LIBRTE_KNI +#if !defined(RTE_EXEC_ENV_LINUXAPP) || !defined(RTE_LIBRTE_KNI) static int test_kni(void) @@ -40,6 +41,8 @@ test_kni(void) #define IFCONFIG "/sbin/ifconfig " #define TEST_KNI_PORT "test_kni_port" +#define KNI_MODULE_PATH "/sys/module/rte_kni" +#define KNI_MODULE_PARAM_LO KNI_MODULE_PATH"/parameters/lo_mode" #define KNI_TEST_MAX_PORTS 4 /* The threshold number of mbufs to be transmitted or received. */ #define KNI_NUM_MBUF_THRESHOLD 100 @@ -70,9 +73,6 @@ static const struct rte_eth_txconf tx_conf = { }; static const struct rte_eth_conf port_conf = { - .rxmode = { - .offloads = DEV_RX_OFFLOAD_CRC_STRIP, - }, .txmode = { .mq_mode = ETH_DCB_NONE, }, @@ -121,6 +121,79 @@ kni_change_mtu(uint16_t port_id, unsigned int new_mtu) port_id, kni_pkt_mtu); return 0; } + +static int +test_kni_link_change(void) +{ + int ret; + int pid; + + pid = fork(); + if (pid < 0) { + printf("Error: Failed to fork a process\n"); + return -1; + } + + if (pid == 0) { + printf("Starting KNI Link status change tests.\n"); + if (system(IFCONFIG TEST_KNI_PORT" up") == -1) { + ret = -1; + goto error; + } + + ret = rte_kni_update_link(test_kni_ctx, 1); + if (ret < 0) { + printf("Failed to change link state to Up ret=%d.\n", + ret); + goto error; + } + rte_delay_ms(1000); + printf("KNI: Set LINKUP, previous state=%d\n", ret); + + ret = rte_kni_update_link(test_kni_ctx, 0); + if (ret != 1) { + printf( + "Failed! Previous link state should be 1, returned %d.\n", + ret); + goto error; + } + rte_delay_ms(1000); + printf("KNI: Set LINKDOWN, previous state=%d\n", ret); + + ret = rte_kni_update_link(test_kni_ctx, 1); + if (ret != 0) { + printf( + "Failed! Previous link state should be 0, returned %d.\n", + ret); + goto error; + } + printf("KNI: Set LINKUP, previous state=%d\n", ret); + + ret = 0; + rte_delay_ms(1000); + +error: + if (system(IFCONFIG TEST_KNI_PORT" down") == -1) + ret = -1; + + printf("KNI: Link status change tests: %s.\n", + (ret == 0) ? "Passed" : "Failed"); + exit(ret); + } else { + int p_ret, status; + + while (1) { + p_ret = waitpid(pid, &status, WNOHANG); + if (p_ret != 0) { + if (WIFEXITED(status)) + return WEXITSTATUS(status); + return -1; + } + rte_delay_ms(10); + rte_kni_handle_request(test_kni_ctx); + } + } +} /** * This loop fully tests the basic functions of KNI. e.g. transmitting, * receiving to, from kernel space, and kernel requests. @@ -404,6 +477,10 @@ test_kni_processing(uint16_t port_id, struct rte_mempool *mp) goto fail_kni; } + ret = test_kni_link_change(); + if (ret != 0) + goto fail_kni; + rte_eal_mp_remote_launch(test_kni_loop, NULL, CALL_MASTER); RTE_LCORE_FOREACH_SLAVE(i) { if (rte_eal_wait_lcore(i) < 0) { @@ -429,12 +506,6 @@ test_kni_processing(uint16_t port_id, struct rte_mempool *mp) } test_kni_ctx = NULL; - /* test of releasing a released kni device */ - if (rte_kni_release(kni) == 0) { - printf("should not release a released kni device\n"); - return -1; - } - /* test of reusing memzone */ kni = rte_kni_alloc(mp, &conf, &ops); if (!kni) { @@ -462,7 +533,7 @@ static int test_kni(void) { int ret = -1; - uint16_t nb_ports, port_id; + uint16_t port_id; struct rte_kni *kni; struct rte_mempool *mp; struct rte_kni_conf conf; @@ -470,6 +541,20 @@ test_kni(void) struct rte_kni_ops ops; const struct rte_pci_device *pci_dev; const struct rte_bus *bus; + FILE *fd; + DIR *dir; + char buf[16]; + + dir = opendir(KNI_MODULE_PATH); + if (!dir) { + if (errno == ENOENT) { + printf("Cannot run UT due to missing rte_kni module\n"); + return -1; + } + printf("opendir: %s", strerror(errno)); + return -1; + } + closedir(dir); /* Initialize KNI subsytem */ rte_kni_init(KNI_TEST_MAX_PORTS); @@ -485,12 +570,6 @@ test_kni(void) return -1; } - nb_ports = rte_eth_dev_count_avail(); - if (nb_ports == 0) { - printf("no supported nic port found\n"); - return -1; - } - /* configuring port 0 for the test is enough */ port_id = 0; ret = rte_eth_dev_configure(port_id, 1, 1, &port_conf); @@ -519,9 +598,25 @@ test_kni(void) rte_eth_promiscuous_enable(port_id); /* basic test of kni processing */ - ret = test_kni_processing(port_id, mp); - if (ret < 0) - goto fail; + fd = fopen(KNI_MODULE_PARAM_LO, "r"); + if (fd == NULL) { + printf("fopen: %s", strerror(errno)); + return -1; + } + memset(&buf, 0, sizeof(buf)); + if (fgets(buf, sizeof(buf), fd)) { + if (!strncmp(buf, "lo_mode_fifo", strlen("lo_mode_fifo")) || + !strncmp(buf, "lo_mode_fifo_skb", + strlen("lo_mode_fifo_skb"))) { + ret = test_kni_processing(port_id, mp); + if (ret < 0) { + fclose(fd); + goto fail; + } + } else + printf("test_kni_processing skipped because of missing rte_kni module lo_mode argument\n"); + } + fclose(fd); /* test of allocating KNI with NULL mempool pointer */ memset(&info, 0, sizeof(info)); -- cgit 1.2.3-korg