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Diffstat (limited to 'examples/bond/main.c')
| -rw-r--r-- | examples/bond/main.c | 786 |
1 files changed, 786 insertions, 0 deletions
diff --git a/examples/bond/main.c b/examples/bond/main.c new file mode 100644 index 00000000..53bd0441 --- /dev/null +++ b/examples/bond/main.c @@ -0,0 +1,786 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2015 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. + */ + +#include <stdint.h> +#include <sys/queue.h> +#include <sys/socket.h> +#include <stdlib.h> +#include <string.h> +#include <stdio.h> +#include <assert.h> +#include <errno.h> +#include <signal.h> +#include <stdarg.h> +#include <inttypes.h> +#include <getopt.h> +#include <termios.h> +#include <unistd.h> +#include <pthread.h> + +#include <rte_common.h> +#include <rte_log.h> +#include <rte_memory.h> +#include <rte_memcpy.h> +#include <rte_memzone.h> +#include <rte_eal.h> +#include <rte_per_lcore.h> +#include <rte_launch.h> +#include <rte_atomic.h> +#include <rte_cycles.h> +#include <rte_prefetch.h> +#include <rte_lcore.h> +#include <rte_per_lcore.h> +#include <rte_branch_prediction.h> +#include <rte_interrupts.h> +#include <rte_pci.h> +#include <rte_random.h> +#include <rte_debug.h> +#include <rte_ether.h> +#include <rte_ethdev.h> +#include <rte_ring.h> +#include <rte_log.h> +#include <rte_mempool.h> +#include <rte_mbuf.h> +#include <rte_memcpy.h> +#include <rte_ip.h> +#include <rte_tcp.h> +#include <rte_arp.h> +#include <rte_spinlock.h> + +#include <cmdline_rdline.h> +#include <cmdline_parse.h> +#include <cmdline_parse_num.h> +#include <cmdline_parse_string.h> +#include <cmdline_parse_ipaddr.h> +#include <cmdline_parse_etheraddr.h> +#include <cmdline_socket.h> +#include <cmdline.h> + +#include "main.h" + +#include <rte_devargs.h> + + +#include "rte_byteorder.h" +#include "rte_cpuflags.h" +#include "rte_eth_bond.h" + +#define RTE_LOGTYPE_DCB RTE_LOGTYPE_USER1 + +#define NB_MBUF (1024*8) + +#define MAX_PKT_BURST 32 +#define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */ +#define BURST_RX_INTERVAL_NS (10) /* RX poll interval ~100ns */ + +/* + * RX and TX Prefetch, Host, and Write-back threshold values should be + * carefully set for optimal performance. Consult the network + * controller's datasheet and supporting DPDK documentation for guidance + * on how these parameters should be set. + */ +#define RX_PTHRESH 8 /**< Default values of RX prefetch threshold reg. */ +#define RX_HTHRESH 8 /**< Default values of RX host threshold reg. */ +#define RX_WTHRESH 4 /**< Default values of RX write-back threshold reg. */ +#define RX_FTHRESH (MAX_PKT_BURST * 2)/**< Default values of RX free threshold reg. */ + +/* + * These default values are optimized for use with the Intel(R) 82599 10 GbE + * Controller and the DPDK ixgbe PMD. Consider using other values for other + * network controllers and/or network drivers. + */ +#define TX_PTHRESH 36 /**< Default values of TX prefetch threshold reg. */ +#define TX_HTHRESH 0 /**< Default values of TX host threshold reg. */ +#define TX_WTHRESH 0 /**< Default values of TX write-back threshold reg. */ + +/* + * Configurable number of RX/TX ring descriptors + */ +#define RTE_RX_DESC_DEFAULT 128 +#define RTE_TX_DESC_DEFAULT 512 + +#define BOND_IP_1 7 +#define BOND_IP_2 0 +#define BOND_IP_3 0 +#define BOND_IP_4 10 + +/* not defined under linux */ +#ifndef NIPQUAD +#define NIPQUAD_FMT "%u.%u.%u.%u" +#endif + +#define MAX_PORTS 4 +#define PRINT_MAC(addr) printf("%02"PRIx8":%02"PRIx8":%02"PRIx8 \ + ":%02"PRIx8":%02"PRIx8":%02"PRIx8, \ + addr.addr_bytes[0], addr.addr_bytes[1], addr.addr_bytes[2], \ + addr.addr_bytes[3], addr.addr_bytes[4], addr.addr_bytes[5]) + +uint8_t slaves[RTE_MAX_ETHPORTS]; +uint8_t slaves_count; + +static uint8_t BOND_PORT = 0xff; + +static struct rte_mempool *mbuf_pool; + +static struct rte_eth_conf port_conf = { + .rxmode = { + .mq_mode = ETH_MQ_RX_NONE, + .max_rx_pkt_len = ETHER_MAX_LEN, + .split_hdr_size = 0, + .header_split = 0, /**< Header Split disabled */ + .hw_ip_checksum = 0, /**< IP checksum offload enabled */ + .hw_vlan_filter = 0, /**< VLAN filtering disabled */ + .jumbo_frame = 0, /**< Jumbo Frame Support disabled */ + .hw_strip_crc = 0, /**< CRC stripped by hardware */ + }, + .rx_adv_conf = { + .rss_conf = { + .rss_key = NULL, + .rss_hf = ETH_RSS_IP, + }, + }, + .txmode = { + .mq_mode = ETH_MQ_TX_NONE, + }, +}; + +static void +slave_port_init(uint8_t portid, struct rte_mempool *mbuf_pool) +{ + int retval; + + if (portid >= rte_eth_dev_count()) + rte_exit(EXIT_FAILURE, "Invalid port\n"); + + retval = rte_eth_dev_configure(portid, 1, 1, &port_conf); + if (retval != 0) + rte_exit(EXIT_FAILURE, "port %u: configuration failed (res=%d)\n", + portid, retval); + + /* RX setup */ + retval = rte_eth_rx_queue_setup(portid, 0, RTE_RX_DESC_DEFAULT, + rte_eth_dev_socket_id(portid), NULL, + mbuf_pool); + if (retval < 0) + rte_exit(retval, " port %u: RX queue 0 setup failed (res=%d)", + portid, retval); + + /* TX setup */ + retval = rte_eth_tx_queue_setup(portid, 0, RTE_TX_DESC_DEFAULT, + rte_eth_dev_socket_id(portid), NULL); + + if (retval < 0) + rte_exit(retval, "port %u: TX queue 0 setup failed (res=%d)", + portid, retval); + + retval = rte_eth_dev_start(portid); + if (retval < 0) + rte_exit(retval, + "Start port %d failed (res=%d)", + portid, retval); + + struct ether_addr addr; + + rte_eth_macaddr_get(portid, &addr); + printf("Port %u MAC: ", (unsigned)portid); + PRINT_MAC(addr); + printf("\n"); +} + +static void +bond_port_init(struct rte_mempool *mbuf_pool) +{ + int retval; + uint8_t i; + + retval = rte_eth_bond_create("bond0", BONDING_MODE_ALB, + 0 /*SOCKET_ID_ANY*/); + if (retval < 0) + rte_exit(EXIT_FAILURE, + "Faled to create bond port\n"); + + BOND_PORT = (uint8_t)retval; + + retval = rte_eth_dev_configure(BOND_PORT, 1, 1, &port_conf); + if (retval != 0) + rte_exit(EXIT_FAILURE, "port %u: configuration failed (res=%d)\n", + BOND_PORT, retval); + + /* RX setup */ + retval = rte_eth_rx_queue_setup(BOND_PORT, 0, RTE_RX_DESC_DEFAULT, + rte_eth_dev_socket_id(BOND_PORT), NULL, + mbuf_pool); + if (retval < 0) + rte_exit(retval, " port %u: RX queue 0 setup failed (res=%d)", + BOND_PORT, retval); + + /* TX setup */ + retval = rte_eth_tx_queue_setup(BOND_PORT, 0, RTE_TX_DESC_DEFAULT, + rte_eth_dev_socket_id(BOND_PORT), NULL); + + if (retval < 0) + rte_exit(retval, "port %u: TX queue 0 setup failed (res=%d)", + BOND_PORT, retval); + + for (i = 0; i < slaves_count; i++) { + if (rte_eth_bond_slave_add(BOND_PORT, slaves[i]) == -1) + rte_exit(-1, "Oooops! adding slave (%u) to bond (%u) failed!\n", + slaves[i], BOND_PORT); + + } + + retval = rte_eth_dev_start(BOND_PORT); + if (retval < 0) + rte_exit(retval, "Start port %d failed (res=%d)", BOND_PORT, retval); + + rte_eth_promiscuous_enable(BOND_PORT); + + struct ether_addr addr; + + rte_eth_macaddr_get(BOND_PORT, &addr); + printf("Port %u MAC: ", (unsigned)BOND_PORT); + PRINT_MAC(addr); + printf("\n"); +} + +static inline size_t +get_vlan_offset(struct ether_hdr *eth_hdr, uint16_t *proto) +{ + size_t vlan_offset = 0; + + if (rte_cpu_to_be_16(ETHER_TYPE_VLAN) == *proto) { + struct vlan_hdr *vlan_hdr = (struct vlan_hdr *)(eth_hdr + 1); + + vlan_offset = sizeof(struct vlan_hdr); + *proto = vlan_hdr->eth_proto; + + if (rte_cpu_to_be_16(ETHER_TYPE_VLAN) == *proto) { + vlan_hdr = vlan_hdr + 1; + + *proto = vlan_hdr->eth_proto; + vlan_offset += sizeof(struct vlan_hdr); + } + } + return vlan_offset; +} + +struct global_flag_stru_t { + int LcoreMainIsRunning; + int LcoreMainCore; + uint32_t port_packets[4]; + rte_spinlock_t lock; +}; +struct global_flag_stru_t global_flag_stru; +struct global_flag_stru_t *global_flag_stru_p = &global_flag_stru; + +/* + * Main thread that does the work, reading from INPUT_PORT + * and writing to OUTPUT_PORT + */ +static int lcore_main(__attribute__((unused)) void *arg1) +{ + struct rte_mbuf *pkts[MAX_PKT_BURST] __rte_cache_aligned; + struct ether_addr d_addr; + + struct ether_hdr *eth_hdr; + struct arp_hdr *arp_hdr; + struct ipv4_hdr *ipv4_hdr; + uint16_t ether_type, offset; + + uint16_t rx_cnt; + uint32_t bond_ip; + int i = 0; + uint8_t is_free; + + bond_ip = BOND_IP_1 | (BOND_IP_2 << 8) | + (BOND_IP_3 << 16) | (BOND_IP_4 << 24); + + rte_spinlock_trylock(&global_flag_stru_p->lock); + + while (global_flag_stru_p->LcoreMainIsRunning) { + rte_spinlock_unlock(&global_flag_stru_p->lock); + rx_cnt = rte_eth_rx_burst(BOND_PORT, 0, pkts, MAX_PKT_BURST); + is_free = 0; + + /* If didn't receive any packets, wait and go to next iteration */ + if (rx_cnt == 0) { + rte_delay_us(50); + continue; + } + + /* Search incoming data for ARP packets and prepare response */ + for (i = 0; i < rx_cnt; i++) { + if (rte_spinlock_trylock(&global_flag_stru_p->lock) == 1) { + global_flag_stru_p->port_packets[0]++; + rte_spinlock_unlock(&global_flag_stru_p->lock); + } + eth_hdr = rte_pktmbuf_mtod(pkts[i], struct ether_hdr *); + ether_type = eth_hdr->ether_type; + if (ether_type == rte_cpu_to_be_16(ETHER_TYPE_VLAN)) + printf("VLAN taged frame, offset:"); + offset = get_vlan_offset(eth_hdr, ðer_type); + if (offset > 0) + printf("%d\n", offset); + if (ether_type == rte_cpu_to_be_16(ETHER_TYPE_ARP)) { + if (rte_spinlock_trylock(&global_flag_stru_p->lock) == 1) { + global_flag_stru_p->port_packets[1]++; + rte_spinlock_unlock(&global_flag_stru_p->lock); + } + arp_hdr = (struct arp_hdr *)((char *)(eth_hdr + 1) + offset); + if (arp_hdr->arp_data.arp_tip == bond_ip) { + if (arp_hdr->arp_op == rte_cpu_to_be_16(ARP_OP_REQUEST)) { + arp_hdr->arp_op = rte_cpu_to_be_16(ARP_OP_REPLY); + /* Switch src and dst data and set bonding MAC */ + ether_addr_copy(ð_hdr->s_addr, ð_hdr->d_addr); + rte_eth_macaddr_get(BOND_PORT, ð_hdr->s_addr); + ether_addr_copy(&arp_hdr->arp_data.arp_sha, &arp_hdr->arp_data.arp_tha); + arp_hdr->arp_data.arp_tip = arp_hdr->arp_data.arp_sip; + rte_eth_macaddr_get(BOND_PORT, &d_addr); + ether_addr_copy(&d_addr, &arp_hdr->arp_data.arp_sha); + arp_hdr->arp_data.arp_sip = bond_ip; + rte_eth_tx_burst(BOND_PORT, 0, &pkts[i], 1); + is_free = 1; + } else { + rte_eth_tx_burst(BOND_PORT, 0, NULL, 0); + } + } + } else if (ether_type == rte_cpu_to_be_16(ETHER_TYPE_IPv4)) { + if (rte_spinlock_trylock(&global_flag_stru_p->lock) == 1) { + global_flag_stru_p->port_packets[2]++; + rte_spinlock_unlock(&global_flag_stru_p->lock); + } + ipv4_hdr = (struct ipv4_hdr *)((char *)(eth_hdr + 1) + offset); + if (ipv4_hdr->dst_addr == bond_ip) { + ether_addr_copy(ð_hdr->s_addr, ð_hdr->d_addr); + rte_eth_macaddr_get(BOND_PORT, ð_hdr->s_addr); + ipv4_hdr->dst_addr = ipv4_hdr->src_addr; + ipv4_hdr->src_addr = bond_ip; + rte_eth_tx_burst(BOND_PORT, 0, &pkts[i], 1); + } + + } + + /* Free processed packets */ + if (is_free == 0) + rte_pktmbuf_free(pkts[i]); + } + rte_spinlock_trylock(&global_flag_stru_p->lock); + } + rte_spinlock_unlock(&global_flag_stru_p->lock); + printf("BYE lcore_main\n"); + return 0; +} + +struct cmd_obj_send_result { + cmdline_fixed_string_t action; + cmdline_ipaddr_t ip; +}; +static inline void get_string(struct cmd_obj_send_result *res, char *buf, uint8_t size) +{ + snprintf(buf, size, NIPQUAD_FMT, + ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[0]), + ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[1]), + ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[2]), + ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[3]) + ); +} +static void cmd_obj_send_parsed(void *parsed_result, + __attribute__((unused)) struct cmdline *cl, + __attribute__((unused)) void *data) +{ + + struct cmd_obj_send_result *res = parsed_result; + char ip_str[INET6_ADDRSTRLEN]; + + struct rte_mbuf *created_pkt; + struct ether_hdr *eth_hdr; + struct arp_hdr *arp_hdr; + + uint32_t bond_ip; + size_t pkt_size; + + if (res->ip.family == AF_INET) + get_string(res, ip_str, INET_ADDRSTRLEN); + else + cmdline_printf(cl, "Wrong IP format. Only IPv4 is supported\n"); + + bond_ip = BOND_IP_1 | (BOND_IP_2 << 8) | + (BOND_IP_3 << 16) | (BOND_IP_4 << 24); + + created_pkt = rte_pktmbuf_alloc(mbuf_pool); + pkt_size = sizeof(struct ether_hdr) + sizeof(struct arp_hdr); + created_pkt->data_len = pkt_size; + created_pkt->pkt_len = pkt_size; + + eth_hdr = rte_pktmbuf_mtod(created_pkt, struct ether_hdr *); + rte_eth_macaddr_get(BOND_PORT, ð_hdr->s_addr); + memset(ð_hdr->d_addr, 0xFF, ETHER_ADDR_LEN); + eth_hdr->ether_type = rte_cpu_to_be_16(ETHER_TYPE_ARP); + + arp_hdr = (struct arp_hdr *)((char *)eth_hdr + sizeof(struct ether_hdr)); + arp_hdr->arp_hrd = rte_cpu_to_be_16(ARP_HRD_ETHER); + arp_hdr->arp_pro = rte_cpu_to_be_16(ETHER_TYPE_IPv4); + arp_hdr->arp_hln = ETHER_ADDR_LEN; + arp_hdr->arp_pln = sizeof(uint32_t); + arp_hdr->arp_op = rte_cpu_to_be_16(ARP_OP_REQUEST); + + rte_eth_macaddr_get(BOND_PORT, &arp_hdr->arp_data.arp_sha); + arp_hdr->arp_data.arp_sip = bond_ip; + memset(&arp_hdr->arp_data.arp_tha, 0, ETHER_ADDR_LEN); + arp_hdr->arp_data.arp_tip = + ((unsigned char *)&res->ip.addr.ipv4)[0] | + (((unsigned char *)&res->ip.addr.ipv4)[1] << 8) | + (((unsigned char *)&res->ip.addr.ipv4)[2] << 16) | + (((unsigned char *)&res->ip.addr.ipv4)[3] << 24); + rte_eth_tx_burst(BOND_PORT, 0, &created_pkt, 1); + + rte_delay_ms(100); + cmdline_printf(cl, "\n"); +} + +cmdline_parse_token_string_t cmd_obj_action_send = + TOKEN_STRING_INITIALIZER(struct cmd_obj_send_result, action, "send"); +cmdline_parse_token_ipaddr_t cmd_obj_ip = + TOKEN_IPV4_INITIALIZER(struct cmd_obj_send_result, ip); + +cmdline_parse_inst_t cmd_obj_send = { + .f = cmd_obj_send_parsed, /* function to call */ + .data = NULL, /* 2nd arg of func */ + .help_str = "send client_ip", + .tokens = { /* token list, NULL terminated */ + (void *)&cmd_obj_action_send, + (void *)&cmd_obj_ip, + NULL, + }, +}; + +struct cmd_start_result { + cmdline_fixed_string_t start; +}; + +static void cmd_start_parsed(__attribute__((unused)) void *parsed_result, + struct cmdline *cl, + __attribute__((unused)) void *data) +{ + int slave_core_id = rte_lcore_id(); + + rte_spinlock_trylock(&global_flag_stru_p->lock); + if (global_flag_stru_p->LcoreMainIsRunning == 0) { + if (lcore_config[global_flag_stru_p->LcoreMainCore].state != WAIT) { + rte_spinlock_unlock(&global_flag_stru_p->lock); + return; + } + rte_spinlock_unlock(&global_flag_stru_p->lock); + } else { + cmdline_printf(cl, "lcore_main already running on core:%d\n", + global_flag_stru_p->LcoreMainCore); + rte_spinlock_unlock(&global_flag_stru_p->lock); + return; + } + + /* start lcore main on core != master_core - ARP response thread */ + slave_core_id = rte_get_next_lcore(rte_lcore_id(), 1, 0); + if ((slave_core_id >= RTE_MAX_LCORE) || (slave_core_id == 0)) + return; + + rte_spinlock_trylock(&global_flag_stru_p->lock); + global_flag_stru_p->LcoreMainIsRunning = 1; + rte_spinlock_unlock(&global_flag_stru_p->lock); + cmdline_printf(cl, + "Starting lcore_main on core %d:%d " + "Our IP:%d.%d.%d.%d\n", + slave_core_id, + rte_eal_remote_launch(lcore_main, NULL, slave_core_id), + BOND_IP_1, + BOND_IP_2, + BOND_IP_3, + BOND_IP_4 + ); +} + +cmdline_parse_token_string_t cmd_start_start = + TOKEN_STRING_INITIALIZER(struct cmd_start_result, start, "start"); + +cmdline_parse_inst_t cmd_start = { + .f = cmd_start_parsed, /* function to call */ + .data = NULL, /* 2nd arg of func */ + .help_str = "starts listening if not started at startup", + .tokens = { /* token list, NULL terminated */ + (void *)&cmd_start_start, + NULL, + }, +}; + +struct cmd_help_result { + cmdline_fixed_string_t help; +}; + +static void cmd_help_parsed(__attribute__((unused)) void *parsed_result, + struct cmdline *cl, + __attribute__((unused)) void *data) +{ + cmdline_printf(cl, + "ALB - link bonding mode 6 example\n" + "send IP - sends one ARPrequest thru bonding for IP.\n" + "start - starts listening ARPs.\n" + "stop - stops lcore_main.\n" + "show - shows some bond info: ex. active slaves etc.\n" + "help - prints help.\n" + "quit - terminate all threads and quit.\n" + ); +} + +cmdline_parse_token_string_t cmd_help_help = + TOKEN_STRING_INITIALIZER(struct cmd_help_result, help, "help"); + +cmdline_parse_inst_t cmd_help = { + .f = cmd_help_parsed, /* function to call */ + .data = NULL, /* 2nd arg of func */ + .help_str = "show help", + .tokens = { /* token list, NULL terminated */ + (void *)&cmd_help_help, + NULL, + }, +}; + +struct cmd_stop_result { + cmdline_fixed_string_t stop; +}; + +static void cmd_stop_parsed(__attribute__((unused)) void *parsed_result, + struct cmdline *cl, + __attribute__((unused)) void *data) +{ + rte_spinlock_trylock(&global_flag_stru_p->lock); + if (global_flag_stru_p->LcoreMainIsRunning == 0) { + cmdline_printf(cl, + "lcore_main not running on core:%d\n", + global_flag_stru_p->LcoreMainCore); + rte_spinlock_unlock(&global_flag_stru_p->lock); + return; + } + global_flag_stru_p->LcoreMainIsRunning = 0; + rte_eal_wait_lcore(global_flag_stru_p->LcoreMainCore); + cmdline_printf(cl, + "lcore_main stopped on core:%d\n", + global_flag_stru_p->LcoreMainCore); + rte_spinlock_unlock(&global_flag_stru_p->lock); +} + +cmdline_parse_token_string_t cmd_stop_stop = + TOKEN_STRING_INITIALIZER(struct cmd_stop_result, stop, "stop"); + +cmdline_parse_inst_t cmd_stop = { + .f = cmd_stop_parsed, /* function to call */ + .data = NULL, /* 2nd arg of func */ + .help_str = "this command do not handle any arguments", + .tokens = { /* token list, NULL terminated */ + (void *)&cmd_stop_stop, + NULL, + }, +}; + +struct cmd_quit_result { + cmdline_fixed_string_t quit; +}; + +static void cmd_quit_parsed(__attribute__((unused)) void *parsed_result, + struct cmdline *cl, + __attribute__((unused)) void *data) +{ + rte_spinlock_trylock(&global_flag_stru_p->lock); + if (global_flag_stru_p->LcoreMainIsRunning == 0) { + cmdline_printf(cl, + "lcore_main not running on core:%d\n", + global_flag_stru_p->LcoreMainCore); + rte_spinlock_unlock(&global_flag_stru_p->lock); + cmdline_quit(cl); + return; + } + global_flag_stru_p->LcoreMainIsRunning = 0; + rte_eal_wait_lcore(global_flag_stru_p->LcoreMainCore); + cmdline_printf(cl, + "lcore_main stopped on core:%d\n", + global_flag_stru_p->LcoreMainCore); + rte_spinlock_unlock(&global_flag_stru_p->lock); + cmdline_quit(cl); +} + +cmdline_parse_token_string_t cmd_quit_quit = + TOKEN_STRING_INITIALIZER(struct cmd_quit_result, quit, "quit"); + +cmdline_parse_inst_t cmd_quit = { + .f = cmd_quit_parsed, /* function to call */ + .data = NULL, /* 2nd arg of func */ + .help_str = "this command do not handle any arguments", + .tokens = { /* token list, NULL terminated */ + (void *)&cmd_quit_quit, + NULL, + }, +}; + +struct cmd_show_result { + cmdline_fixed_string_t show; +}; + +static void cmd_show_parsed(__attribute__((unused)) void *parsed_result, + struct cmdline *cl, + __attribute__((unused)) void *data) +{ + uint8_t slaves[16] = {0}; + uint8_t len = 16; + struct ether_addr addr; + uint8_t i = 0; + + while (i < slaves_count) { + rte_eth_macaddr_get(i, &addr); + PRINT_MAC(addr); + printf("\n"); + i++; + } + + rte_spinlock_trylock(&global_flag_stru_p->lock); + cmdline_printf(cl, + "Active_slaves:%d " + "packets received:Tot:%d Arp:%d IPv4:%d\n", + rte_eth_bond_active_slaves_get(BOND_PORT, slaves, len), + global_flag_stru_p->port_packets[0], + global_flag_stru_p->port_packets[1], + global_flag_stru_p->port_packets[2]); + rte_spinlock_unlock(&global_flag_stru_p->lock); +} + +cmdline_parse_token_string_t cmd_show_show = + TOKEN_STRING_INITIALIZER(struct cmd_show_result, show, "show"); + +cmdline_parse_inst_t cmd_show = { + .f = cmd_show_parsed, /* function to call */ + .data = NULL, /* 2nd arg of func */ + .help_str = "this command do not handle any arguments", + .tokens = { /* token list, NULL terminated */ + (void *)&cmd_show_show, + NULL, + }, +}; + +/****** CONTEXT (list of instruction) */ + +cmdline_parse_ctx_t main_ctx[] = { + (cmdline_parse_inst_t *)&cmd_start, + (cmdline_parse_inst_t *)&cmd_obj_send, + (cmdline_parse_inst_t *)&cmd_stop, + (cmdline_parse_inst_t *)&cmd_show, + (cmdline_parse_inst_t *)&cmd_quit, + (cmdline_parse_inst_t *)&cmd_help, + NULL, +}; + +/* prompt function, called from main on MASTER lcore */ +static void prompt(__attribute__((unused)) void *arg1) +{ + struct cmdline *cl; + + cl = cmdline_stdin_new(main_ctx, "bond6>"); + if (cl != NULL) { + cmdline_interact(cl); + cmdline_stdin_exit(cl); + } +} + +/* Main function, does initialisation and calls the per-lcore functions */ +int +main(int argc, char *argv[]) +{ + int ret; + uint8_t nb_ports, i; + + /* init EAL */ + ret = rte_eal_init(argc, argv); + rte_eal_devargs_dump(stdout); + if (ret < 0) + rte_exit(EXIT_FAILURE, "Error with EAL initialization\n"); + argc -= ret; + argv += ret; + + nb_ports = rte_eth_dev_count(); + if (nb_ports == 0) + rte_exit(EXIT_FAILURE, "Give at least one port\n"); + else if (nb_ports > MAX_PORTS) + rte_exit(EXIT_FAILURE, "You can have max 4 ports\n"); + + mbuf_pool = rte_pktmbuf_pool_create("MBUF_POOL", NB_MBUF, 32, + 0, RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id()); + if (mbuf_pool == NULL) + rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n"); + + /* initialize all ports */ + slaves_count = nb_ports; + for (i = 0; i < nb_ports; i++) { + slave_port_init(i, mbuf_pool); + slaves[i] = i; + } + + bond_port_init(mbuf_pool); + + rte_spinlock_init(&global_flag_stru_p->lock); + int slave_core_id = rte_lcore_id(); + + /* check state of lcores */ + RTE_LCORE_FOREACH_SLAVE(slave_core_id) { + if (lcore_config[slave_core_id].state != WAIT) + return -EBUSY; + } + /* start lcore main on core != master_core - ARP response thread */ + slave_core_id = rte_get_next_lcore(rte_lcore_id(), 1, 0); + if ((slave_core_id >= RTE_MAX_LCORE) || (slave_core_id == 0)) + return -EPERM; + + global_flag_stru_p->LcoreMainIsRunning = 1; + global_flag_stru_p->LcoreMainCore = slave_core_id; + printf("Starting lcore_main on core %d:%d Our IP:%d.%d.%d.%d\n", + slave_core_id, + rte_eal_remote_launch((lcore_function_t *)lcore_main, + NULL, + slave_core_id), + BOND_IP_1, + BOND_IP_2, + BOND_IP_3, + BOND_IP_4 + ); + + /* Start prompt for user interact */ + prompt(NULL); + + rte_delay_ms(100); + return 0; +} |