diff options
author | Luca Boccassi <luca.boccassi@gmail.com> | 2018-11-01 11:59:50 +0000 |
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committer | Luca Boccassi <luca.boccassi@gmail.com> | 2018-11-01 12:00:19 +0000 |
commit | 8d01b9cd70a67cdafd5b965a70420c3bd7fb3f82 (patch) | |
tree | 208e3bc33c220854d89d010e3abf720a2e62e546 /drivers/net/pcap | |
parent | b63264c8342e6a1b6971c79550d2af2024b6a4de (diff) |
New upstream version 18.11-rc1upstream/18.11-rc1
Change-Id: Iaa71986dd6332e878d8f4bf493101b2bbc6313bb
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'drivers/net/pcap')
-rw-r--r-- | drivers/net/pcap/rte_eth_pcap.c | 186 |
1 files changed, 156 insertions, 30 deletions
diff --git a/drivers/net/pcap/rte_eth_pcap.c b/drivers/net/pcap/rte_eth_pcap.c index e8810a17..7bbe72e2 100644 --- a/drivers/net/pcap/rte_eth_pcap.c +++ b/drivers/net/pcap/rte_eth_pcap.c @@ -7,6 +7,14 @@ #include <time.h> #include <net/if.h> +#include <sys/socket.h> +#include <sys/ioctl.h> +#include <unistd.h> + +#if defined(RTE_EXEC_ENV_BSDAPP) +#include <sys/sysctl.h> +#include <net/if_dl.h> +#endif #include <pcap.h> @@ -17,6 +25,7 @@ #include <rte_malloc.h> #include <rte_mbuf.h> #include <rte_bus_vdev.h> +#include <rte_string_fns.h> #define RTE_ETH_PCAP_SNAPSHOT_LEN 65535 #define RTE_ETH_PCAP_SNAPLEN ETHER_MAX_JUMBO_FRAME_LEN @@ -29,6 +38,7 @@ #define ETH_PCAP_RX_IFACE_IN_ARG "rx_iface_in" #define ETH_PCAP_TX_IFACE_ARG "tx_iface" #define ETH_PCAP_IFACE_ARG "iface" +#define ETH_PCAP_PHY_MAC_ARG "phy_mac" #define ETH_PCAP_ARG_MAXLEN 64 @@ -39,6 +49,7 @@ static unsigned char tx_pcap_data[RTE_ETH_PCAP_SNAPLEN]; static struct timeval start_time; static uint64_t start_cycles; static uint64_t hz; +static uint8_t iface_idx; struct queue_stat { volatile unsigned long pkts; @@ -66,8 +77,10 @@ struct pcap_tx_queue { struct pmd_internals { struct pcap_rx_queue rx_queue[RTE_PMD_PCAP_MAX_QUEUES]; struct pcap_tx_queue tx_queue[RTE_PMD_PCAP_MAX_QUEUES]; + struct ether_addr eth_addr; int if_index; int single_iface; + int phy_mac; }; struct pmd_devargs { @@ -78,6 +91,7 @@ struct pmd_devargs { const char *name; const char *type; } queue[RTE_PMD_PCAP_MAX_QUEUES]; + int phy_mac; }; static const char *valid_arguments[] = { @@ -87,13 +101,10 @@ static const char *valid_arguments[] = { ETH_PCAP_RX_IFACE_IN_ARG, ETH_PCAP_TX_IFACE_ARG, ETH_PCAP_IFACE_ARG, + ETH_PCAP_PHY_MAC_ARG, NULL }; -static struct ether_addr eth_addr = { - .addr_bytes = { 0, 0, 0, 0x1, 0x2, 0x3 } -}; - static struct rte_eth_link pmd_link = { .link_speed = ETH_SPEED_NUM_10G, .link_duplex = ETH_LINK_FULL_DUPLEX, @@ -553,7 +564,6 @@ eth_dev_info(struct rte_eth_dev *dev, dev_info->max_rx_queues = dev->data->nb_rx_queues; dev_info->max_tx_queues = dev->data->nb_tx_queues; dev_info->min_rx_bufsize = 0; - dev_info->rx_offload_capa = DEV_RX_OFFLOAD_CRC_STRIP; } static int @@ -862,6 +872,20 @@ open_tx_iface(const char *key, const char *value, void *extra_args) return open_iface(key, value, extra_args); } +static int +select_phy_mac(const char *key __rte_unused, const char *value, + void *extra_args) +{ + if (extra_args) { + const int phy_mac = atoi(value); + int *enable_phy_mac = extra_args; + + if (phy_mac) + *enable_phy_mac = 1; + } + return 0; +} + static struct rte_vdev_driver pmd_pcap_drv; static int @@ -889,11 +913,20 @@ pmd_init_internals(struct rte_vdev_device *vdev, * - and point eth_dev structure to new eth_dev_data structure */ *internals = (*eth_dev)->data->dev_private; + /* + * Interface MAC = 02:70:63:61:70:<iface_idx> + * derived from: 'locally administered':'p':'c':'a':'p':'iface_idx' + * where the middle 4 characters are converted to hex. + */ + (*internals)->eth_addr = (struct ether_addr) { + .addr_bytes = { 0x02, 0x70, 0x63, 0x61, 0x70, iface_idx++ } + }; + (*internals)->phy_mac = 0; data = (*eth_dev)->data; data->nb_rx_queues = (uint16_t)nb_rx_queues; data->nb_tx_queues = (uint16_t)nb_tx_queues; data->dev_link = pmd_link; - data->mac_addrs = ð_addr; + data->mac_addrs = &(*internals)->eth_addr; /* * NOTE: we'll replace the data element, of originally allocated @@ -905,14 +938,95 @@ pmd_init_internals(struct rte_vdev_device *vdev, } static int +eth_pcap_update_mac(const char *if_name, struct rte_eth_dev *eth_dev, + const unsigned int numa_node) +{ +#if defined(RTE_EXEC_ENV_LINUXAPP) + void *mac_addrs; + struct ifreq ifr; + int if_fd = socket(AF_INET, SOCK_DGRAM, 0); + + if (if_fd == -1) + return -1; + + rte_strscpy(ifr.ifr_name, if_name, sizeof(ifr.ifr_name)); + if (ioctl(if_fd, SIOCGIFHWADDR, &ifr)) { + close(if_fd); + return -1; + } + + mac_addrs = rte_zmalloc_socket(NULL, ETHER_ADDR_LEN, 0, numa_node); + if (!mac_addrs) { + close(if_fd); + return -1; + } + + PMD_LOG(INFO, "Setting phy MAC for %s", if_name); + eth_dev->data->mac_addrs = mac_addrs; + rte_memcpy(eth_dev->data->mac_addrs[0].addr_bytes, + ifr.ifr_hwaddr.sa_data, ETHER_ADDR_LEN); + + close(if_fd); + + return 0; + +#elif defined(RTE_EXEC_ENV_BSDAPP) + void *mac_addrs; + struct if_msghdr *ifm; + struct sockaddr_dl *sdl; + int mib[6]; + size_t len = 0; + char *buf; + + mib[0] = CTL_NET; + mib[1] = AF_ROUTE; + mib[2] = 0; + mib[3] = AF_LINK; + mib[4] = NET_RT_IFLIST; + mib[5] = if_nametoindex(if_name); + + if (sysctl(mib, 6, NULL, &len, NULL, 0) < 0) + return -1; + + if (len == 0) + return -1; + + buf = rte_malloc(NULL, len, 0); + if (!buf) + return -1; + + if (sysctl(mib, 6, buf, &len, NULL, 0) < 0) { + rte_free(buf); + return -1; + } + ifm = (struct if_msghdr *)buf; + sdl = (struct sockaddr_dl *)(ifm + 1); + + mac_addrs = rte_zmalloc_socket(NULL, ETHER_ADDR_LEN, 0, numa_node); + if (!mac_addrs) { + rte_free(buf); + return -1; + } + + PMD_LOG(INFO, "Setting phy MAC for %s", if_name); + eth_dev->data->mac_addrs = mac_addrs; + rte_memcpy(eth_dev->data->mac_addrs[0].addr_bytes, + LLADDR(sdl), ETHER_ADDR_LEN); + + rte_free(buf); + + return 0; +#else + return -1; +#endif +} + +static int eth_from_pcaps_common(struct rte_vdev_device *vdev, struct pmd_devargs *rx_queues, const unsigned int nb_rx_queues, struct pmd_devargs *tx_queues, const unsigned int nb_tx_queues, - struct rte_kvargs *kvlist, struct pmd_internals **internals, - struct rte_eth_dev **eth_dev) + struct pmd_internals **internals, struct rte_eth_dev **eth_dev) { - struct rte_kvargs_pair *pair = NULL; - unsigned int k_idx; unsigned int i; /* do some parameter checking */ @@ -944,17 +1058,6 @@ eth_from_pcaps_common(struct rte_vdev_device *vdev, snprintf(tx->type, sizeof(tx->type), "%s", queue->type); } - for (k_idx = 0; k_idx < kvlist->count; k_idx++) { - pair = &kvlist->pairs[k_idx]; - if (strstr(pair->key, ETH_PCAP_IFACE_ARG) != NULL) - break; - } - - if (pair == NULL) - (*internals)->if_index = 0; - else - (*internals)->if_index = if_nametoindex(pair->value); - return 0; } @@ -962,15 +1065,14 @@ static int eth_from_pcaps(struct rte_vdev_device *vdev, struct pmd_devargs *rx_queues, const unsigned int nb_rx_queues, struct pmd_devargs *tx_queues, const unsigned int nb_tx_queues, - struct rte_kvargs *kvlist, int single_iface, - unsigned int using_dumpers) + int single_iface, unsigned int using_dumpers) { struct pmd_internals *internals = NULL; struct rte_eth_dev *eth_dev = NULL; int ret; ret = eth_from_pcaps_common(vdev, rx_queues, nb_rx_queues, - tx_queues, nb_tx_queues, kvlist, &internals, ð_dev); + tx_queues, nb_tx_queues, &internals, ð_dev); if (ret < 0) return ret; @@ -978,6 +1080,18 @@ eth_from_pcaps(struct rte_vdev_device *vdev, /* store weather we are using a single interface for rx/tx or not */ internals->single_iface = single_iface; + if (single_iface) { + internals->if_index = if_nametoindex(rx_queues->queue[0].name); + + /* phy_mac arg is applied only only if "iface" devarg is provided */ + if (rx_queues->phy_mac) { + int ret = eth_pcap_update_mac(rx_queues->queue[0].name, + eth_dev, vdev->device.numa_node); + if (ret == 0) + internals->phy_mac = 1; + } + } + eth_dev->rx_pkt_burst = eth_pcap_rx; if (using_dumpers) @@ -1008,8 +1122,7 @@ pmd_pcap_probe(struct rte_vdev_device *dev) start_cycles = rte_get_timer_cycles(); hz = rte_get_timer_hz(); - if (rte_eal_process_type() == RTE_PROC_SECONDARY && - strlen(rte_vdev_device_args(dev)) == 0) { + if (rte_eal_process_type() == RTE_PROC_SECONDARY) { eth_dev = rte_eth_dev_attach_secondary(name); if (!eth_dev) { PMD_LOG(ERR, "Failed to probe %s", name); @@ -1034,12 +1147,18 @@ pmd_pcap_probe(struct rte_vdev_device *dev) ret = rte_kvargs_process(kvlist, ETH_PCAP_IFACE_ARG, &open_rx_tx_iface, &pcaps); - if (ret < 0) goto free_kvlist; dumpers.queue[0] = pcaps.queue[0]; + ret = rte_kvargs_process(kvlist, ETH_PCAP_PHY_MAC_ARG, + &select_phy_mac, &pcaps.phy_mac); + if (ret < 0) + goto free_kvlist; + + dumpers.phy_mac = pcaps.phy_mac; + single_iface = 1; pcaps.num_of_queue = 1; dumpers.num_of_queue = 1; @@ -1084,7 +1203,7 @@ pmd_pcap_probe(struct rte_vdev_device *dev) create_eth: ret = eth_from_pcaps(dev, &pcaps, pcaps.num_of_queue, &dumpers, - dumpers.num_of_queue, kvlist, single_iface, is_tx_pcap); + dumpers.num_of_queue, single_iface, is_tx_pcap); free_kvlist: rte_kvargs_free(kvlist); @@ -1095,6 +1214,7 @@ free_kvlist: static int pmd_pcap_remove(struct rte_vdev_device *dev) { + struct pmd_internals *internals = NULL; struct rte_eth_dev *eth_dev = NULL; PMD_LOG(INFO, "Closing pcap ethdev on numa socket %d", @@ -1108,7 +1228,12 @@ pmd_pcap_remove(struct rte_vdev_device *dev) if (eth_dev == NULL) return -1; - rte_free(eth_dev->data->dev_private); + if (rte_eal_process_type() == RTE_PROC_PRIMARY) { + internals = eth_dev->data->dev_private; + if (internals != NULL && internals->phy_mac == 0) + /* not dynamically allocated, must not be freed */ + eth_dev->data->mac_addrs = NULL; + } rte_eth_dev_release_port(eth_dev); @@ -1128,7 +1253,8 @@ RTE_PMD_REGISTER_PARAM_STRING(net_pcap, ETH_PCAP_RX_IFACE_ARG "=<ifc> " ETH_PCAP_RX_IFACE_IN_ARG "=<ifc> " ETH_PCAP_TX_IFACE_ARG "=<ifc> " - ETH_PCAP_IFACE_ARG "=<ifc>"); + ETH_PCAP_IFACE_ARG "=<ifc> " + ETH_PCAP_PHY_MAC_ARG "=<int>"); RTE_INIT(eth_pcap_init_log) { |