X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=examples%2Fl2fwd-keepalive%2Fmain.c;h=9831a4323785b7ed07cdc20be652b9214f46e472;hb=538da7a1cad25fbdffe298c8ca76fc4dbd262d1b;hp=068f4e5f96130069827b67d1b9bb7ebce44c349b;hpb=9d5ca5323910591f2cafbac5070fcb5b6d02d022;p=dpdk.git diff --git a/examples/l2fwd-keepalive/main.c b/examples/l2fwd-keepalive/main.c index 068f4e5f96..9831a43237 100644 --- a/examples/l2fwd-keepalive/main.c +++ b/examples/l2fwd-keepalive/main.c @@ -1,34 +1,5 @@ -/*- - * BSD LICENSE - * - * Copyright(c) 2010-2016 Intel Corporation. All rights reserved. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2010-2016 Intel Corporation */ #include @@ -44,15 +15,14 @@ #include #include #include +#include #include #include #include #include #include -#include #include -#include #include #include #include @@ -61,7 +31,6 @@ #include #include #include -#include #include #include #include @@ -83,13 +52,13 @@ /* * Configurable number of RX/TX ring descriptors */ -#define RTE_TEST_RX_DESC_DEFAULT 128 -#define RTE_TEST_TX_DESC_DEFAULT 512 +#define RTE_TEST_RX_DESC_DEFAULT 1024 +#define RTE_TEST_TX_DESC_DEFAULT 1024 static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /* ethernet addresses of ports */ -static struct ether_addr l2fwd_ports_eth_addr[RTE_MAX_ETHPORTS]; +static struct rte_ether_addr l2fwd_ports_eth_addr[RTE_MAX_ETHPORTS]; /* mask of enabled ports */ static uint32_t l2fwd_enabled_port_mask; @@ -109,14 +78,9 @@ struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE]; struct rte_eth_dev_tx_buffer *tx_buffer[RTE_MAX_ETHPORTS]; -static const struct rte_eth_conf port_conf = { +static struct rte_eth_conf port_conf = { .rxmode = { .split_hdr_size = 0, - .header_split = 0, /**< Header Split disabled */ - .hw_ip_checksum = 0, /**< IP checksum offload disabled */ - .hw_vlan_filter = 0, /**< VLAN filtering disabled */ - .jumbo_frame = 0, /**< Jumbo Frame Support disabled */ - .hw_strip_crc = 0, /**< CRC stripped by hardware */ }, .txmode = { .mq_mode = ETH_MQ_TX_NONE, @@ -142,13 +106,22 @@ static int64_t check_period = 5; /* default check cycle is 5ms */ /* Keepalive structure */ struct rte_keepalive *rte_global_keepalive_info; +/* Termination signalling */ +static int terminate_signal_received; + +/* Termination signal handler */ +static void handle_sigterm(__rte_unused int value) +{ + terminate_signal_received = 1; +} + /* Print out statistics on packets dropped */ static void print_stats(__attribute__((unused)) struct rte_timer *ptr_timer, __attribute__((unused)) void *ptr_data) { uint64_t total_packets_dropped, total_packets_tx, total_packets_rx; - unsigned portid; + uint16_t portid; total_packets_dropped = 0; total_packets_tx = 0; @@ -192,21 +165,21 @@ print_stats(__attribute__((unused)) struct rte_timer *ptr_timer, static void l2fwd_simple_forward(struct rte_mbuf *m, unsigned portid) { - struct ether_hdr *eth; + struct rte_ether_hdr *eth; void *tmp; int sent; unsigned dst_port; struct rte_eth_dev_tx_buffer *buffer; dst_port = l2fwd_dst_ports[portid]; - eth = rte_pktmbuf_mtod(m, struct ether_hdr *); + eth = rte_pktmbuf_mtod(m, struct rte_ether_hdr *); /* 02:00:00:00:00:xx */ tmp = ð->d_addr.addr_bytes[0]; *((uint64_t *)tmp) = 0x000000000002 + ((uint64_t)dst_port << 40); /* src addr */ - ether_addr_copy(&l2fwd_ports_eth_addr[dst_port], ð->s_addr); + rte_ether_addr_copy(&l2fwd_ports_eth_addr[dst_port], ð->s_addr); buffer = tx_buffer[dst_port]; sent = rte_eth_tx_buffer(dst_port, 0, buffer, m); @@ -251,7 +224,7 @@ l2fwd_main_loop(void) uint64_t tsc_initial = rte_rdtsc(); uint64_t tsc_lifetime = (rand()&0x07) * rte_get_tsc_hz(); - while (1) { + while (!terminate_signal_received) { /* Keepalive heartbeat */ rte_keepalive_mark_alive(rte_global_keepalive_info); @@ -290,7 +263,7 @@ l2fwd_main_loop(void) for (i = 0; i < qconf->n_rx_port; i++) { portid = qconf->rx_port_list[i]; - nb_rx = rte_eth_rx_burst((uint8_t) portid, 0, + nb_rx = rte_eth_rx_burst(portid, 0, pkts_burst, MAX_PKT_BURST); port_statistics[portid].rx += nb_rx; @@ -470,18 +443,19 @@ l2fwd_parse_args(int argc, char **argv) /* Check the link status of all ports in up to 9s, and print them finally */ static void -check_all_ports_link_status(uint8_t port_num, uint32_t port_mask) +check_all_ports_link_status(uint32_t port_mask) { #define CHECK_INTERVAL 100 /* 100ms */ #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ - uint8_t portid, count, all_ports_up, print_flag = 0; + uint16_t portid; + uint8_t count, all_ports_up, print_flag = 0; struct rte_eth_link link; printf("\nChecking link status"); fflush(stdout); for (count = 0; count <= MAX_CHECK_TIME; count++) { all_ports_up = 1; - for (portid = 0; portid < port_num; portid++) { + RTE_ETH_FOREACH_DEV(portid) { if ((port_mask & (1 << portid)) == 0) continue; memset(&link, 0, sizeof(link)); @@ -489,14 +463,13 @@ check_all_ports_link_status(uint8_t port_num, uint32_t port_mask) /* print link status if flag set */ if (print_flag == 1) { if (link.link_status) - printf("Port %d Link Up - speed %u " - "Mbps - %s\n", (uint8_t)portid, - (unsigned)link.link_speed, + printf( + "Port%d Link Up. Speed %u Mbps - %s\n", + portid, link.link_speed, (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? ("full-duplex") : ("half-duplex\n")); else - printf("Port %d Link Down\n", - (uint8_t)portid); + printf("Port %d Link Down\n", portid); continue; } /* clear all_ports_up flag if any link down */ @@ -526,6 +499,8 @@ check_all_ports_link_status(uint8_t port_num, uint32_t port_mask) static void dead_core(__rte_unused void *ptr_data, const int id_core) { + if (terminate_signal_received) + return; printf("Dead core %i - restarting..\n", id_core); if (rte_eal_get_lcore_state(id_core) == FINISHED) { rte_eal_wait_lcore(id_core); @@ -547,13 +522,22 @@ int main(int argc, char **argv) { struct lcore_queue_conf *qconf; - struct rte_eth_dev_info dev_info; int ret; - uint8_t nb_ports; - uint8_t nb_ports_available; - uint8_t portid, last_port; + uint16_t nb_ports; + uint16_t nb_ports_available = 0; + uint16_t portid, last_port; unsigned lcore_id, rx_lcore_id; unsigned nb_ports_in_mask = 0; + struct sigaction signal_handler; + struct rte_keepalive_shm *ka_shm; + + memset(&signal_handler, 0, sizeof(signal_handler)); + terminate_signal_received = 0; + signal_handler.sa_handler = &handle_sigterm; + if (sigaction(SIGINT, &signal_handler, NULL) == -1 || + sigaction(SIGTERM, &signal_handler, NULL) == -1) + rte_exit(EXIT_FAILURE, "SIGNAL\n"); + /* init EAL */ ret = rte_eal_init(argc, argv); @@ -575,7 +559,7 @@ main(int argc, char **argv) if (l2fwd_pktmbuf_pool == NULL) rte_exit(EXIT_FAILURE, "Cannot init mbuf pool\n"); - nb_ports = rte_eth_dev_count(); + nb_ports = rte_eth_dev_count_avail(); if (nb_ports == 0) rte_exit(EXIT_FAILURE, "No Ethernet ports - bye\n"); @@ -587,7 +571,7 @@ main(int argc, char **argv) /* * Each logical core is assigned a dedicated TX queue on each port. */ - for (portid = 0; portid < nb_ports; portid++) { + RTE_ETH_FOREACH_DEV(portid) { /* skip ports that are not enabled */ if ((l2fwd_enabled_port_mask & (1 << portid)) == 0) continue; @@ -599,8 +583,6 @@ main(int argc, char **argv) last_port = portid; nb_ports_in_mask++; - - rte_eth_dev_info_get(portid, &dev_info); } if (nb_ports_in_mask % 2) { printf("Notice: odd number of ports in portmask.\n"); @@ -611,7 +593,7 @@ main(int argc, char **argv) qconf = NULL; /* Initialize the port/queue configuration of each logical core */ - for (portid = 0; portid < nb_ports; portid++) { + RTE_ETH_FOREACH_DEV(portid) { /* skip ports that are not enabled */ if ((l2fwd_enabled_port_mask & (1 << portid)) == 0) continue; @@ -632,51 +614,69 @@ main(int argc, char **argv) qconf->rx_port_list[qconf->n_rx_port] = portid; qconf->n_rx_port++; printf("Lcore %u: RX port %u\n", - rx_lcore_id, (unsigned) portid); + rx_lcore_id, portid); } - nb_ports_available = nb_ports; - /* Initialise each port */ - for (portid = 0; portid < nb_ports; portid++) { + RTE_ETH_FOREACH_DEV(portid) { + struct rte_eth_dev_info dev_info; + struct rte_eth_rxconf rxq_conf; + struct rte_eth_txconf txq_conf; + struct rte_eth_conf local_port_conf = port_conf; + /* skip ports that are not enabled */ if ((l2fwd_enabled_port_mask & (1 << portid)) == 0) { - printf("Skipping disabled port %u\n", - (unsigned) portid); - nb_ports_available--; + printf("Skipping disabled port %u\n", portid); continue; } + nb_ports_available++; + /* init port */ - printf("Initializing port %u... ", (unsigned) portid); + printf("Initializing port %u... ", portid); fflush(stdout); - ret = rte_eth_dev_configure(portid, 1, 1, &port_conf); + rte_eth_dev_info_get(portid, &dev_info); + if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE) + local_port_conf.txmode.offloads |= + DEV_TX_OFFLOAD_MBUF_FAST_FREE; + ret = rte_eth_dev_configure(portid, 1, 1, &local_port_conf); if (ret < 0) rte_exit(EXIT_FAILURE, "Cannot configure device: err=%d, port=%u\n", - ret, (unsigned) portid); + ret, portid); + + ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd, + &nb_txd); + if (ret < 0) + rte_exit(EXIT_FAILURE, + "Cannot adjust number of descriptors: err=%d, port=%u\n", + ret, portid); rte_eth_macaddr_get(portid, &l2fwd_ports_eth_addr[portid]); /* init one RX queue */ fflush(stdout); + rxq_conf = dev_info.default_rxconf; + rxq_conf.offloads = local_port_conf.rxmode.offloads; ret = rte_eth_rx_queue_setup(portid, 0, nb_rxd, rte_eth_dev_socket_id(portid), - NULL, + &rxq_conf, l2fwd_pktmbuf_pool); if (ret < 0) rte_exit(EXIT_FAILURE, "rte_eth_rx_queue_setup:err=%d, port=%u\n", - ret, (unsigned) portid); + ret, portid); /* init one TX queue on each port */ fflush(stdout); + txq_conf = dev_info.default_txconf; + txq_conf.offloads = local_port_conf.txmode.offloads; ret = rte_eth_tx_queue_setup(portid, 0, nb_txd, rte_eth_dev_socket_id(portid), - NULL); + &txq_conf); if (ret < 0) rte_exit(EXIT_FAILURE, "rte_eth_tx_queue_setup:err=%d, port=%u\n", - ret, (unsigned) portid); + ret, portid); /* Initialize TX buffers */ tx_buffer[portid] = rte_zmalloc_socket("tx_buffer", @@ -684,7 +684,7 @@ main(int argc, char **argv) rte_eth_dev_socket_id(portid)); if (tx_buffer[portid] == NULL) rte_exit(EXIT_FAILURE, "Cannot allocate buffer for tx on port %u\n", - (unsigned) portid); + portid); rte_eth_tx_buffer_init(tx_buffer[portid], MAX_PKT_BURST); @@ -692,21 +692,22 @@ main(int argc, char **argv) rte_eth_tx_buffer_count_callback, &port_statistics[portid].dropped); if (ret < 0) - rte_exit(EXIT_FAILURE, "Cannot set error callback for " - "tx buffer on port %u\n", (unsigned) portid); + rte_exit(EXIT_FAILURE, + "Cannot set error callback for tx buffer on port %u\n", + portid); /* Start device */ ret = rte_eth_dev_start(portid); if (ret < 0) rte_exit(EXIT_FAILURE, "rte_eth_dev_start:err=%d, port=%u\n", - ret, (unsigned) portid); + ret, portid); rte_eth_promiscuous_enable(portid); printf("Port %u, MAC address: " "%02X:%02X:%02X:%02X:%02X:%02X\n\n", - (unsigned) portid, + portid, l2fwd_ports_eth_addr[portid].addr_bytes[0], l2fwd_ports_eth_addr[portid].addr_bytes[1], l2fwd_ports_eth_addr[portid].addr_bytes[2], @@ -723,16 +724,15 @@ main(int argc, char **argv) "All available ports are disabled. Please set portmask.\n"); } - check_all_ports_link_status(nb_ports, l2fwd_enabled_port_mask); + check_all_ports_link_status(l2fwd_enabled_port_mask); struct rte_timer hb_timer, stats_timer; rte_timer_subsystem_init(); rte_timer_init(&stats_timer); + ka_shm = NULL; if (check_period > 0) { - struct rte_keepalive_shm *ka_shm; - ka_shm = rte_keepalive_shm_create(); if (ka_shm == NULL) rte_exit(EXIT_FAILURE, @@ -782,7 +782,7 @@ main(int argc, char **argv) lcore_id); } } - for (;;) { + while (!terminate_signal_received) { rte_timer_manage(); rte_delay_ms(5); } @@ -792,5 +792,7 @@ main(int argc, char **argv) return -1; } + if (ka_shm != NULL) + rte_keepalive_shm_cleanup(ka_shm); return 0; }