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path: root/src/vnet/vxlan-gpe
AgeCommit message (Expand)AuthorFilesLines
2020-12-14misc: move to new pool_foreach macrosDamjan Marion2-6/+6
2020-10-21misc: minimize dependencies on udp.hFlorin Coras4-1/+4
2020-10-07misc: Purge unused pg includesNeale Ranns1-1/+0
2020-09-04ip: enhance vtep4_check of tunnel by vector wayZhiyong Yang1-12/+32
2020-03-04vxlan: vxlan-gpe/vxlan-gpe.cpi API cleanupJakub Grajciar2-45/+42
2020-03-03geneve gtpu vxlan vxlan-gpe: VRF-aware bypass nodeNick Zavaritsky3-76/+27
2020-02-18misc: fix coverity warningsDave Barach1-1/+1
2020-02-17misc: fix coverity warningsDave Barach1-1/+1
2020-01-06lb: add FEATURE file for lb/pppoe/gtpu/vxlan-gpe/pppoeHongjun Ni1-0/+10
2019-12-17vxlan geneve gtpu: fix short helpPaul Vinciguerra1-1/+1
2019-12-10api: multiple connections per processDave Barach1-1/+1
2019-07-19fib: FIB Entry trackingNeale Ranns1-8/+7
2019-07-03vxlan-gpe: simplify counter codeZhiyong Yang1-22/+10
2019-06-18fib: fib api updatesNeale Ranns1-5/+5
2019-06-04features will register udp ports once configuredJakub Grajciar1-5/+11
2019-05-24vxlan-gpe: improve encap performanceZhiyong Yang1-46/+41
2019-05-22vxlan-gpe: fix CLI document errorZhiyong Yang1-3/+3
2019-03-28Typos. A bunch of typos I've been collecting.Paul Vinciguerra1-1/+1
2019-03-06vxlan*: migrate old MULTIARCH macros to VLIB_NODE_FNFilip Tehlar1-33/+44
2018-11-14Remove c-11 memcpy checks from perf-critical codeDave Barach1-2/+2
2018-10-23c11 safe string handling supportDave Barach3-6/+6
2018-09-25L2 BD: introduce a BD interface on which to send UU packetsNeale Ranns1-2/+2
2018-09-24Trivial: Clean up some typos.Paul Vinciguerra3-7/+7
2018-09-06vxlan_gpe: optimize encap performanceZhiyong Yang1-32/+47
2018-08-20vxlan_gpe_encap: fix packet len errorZhiyong Yang1-1/+1
2018-07-19Remove unused argument to vlib_feature_nextDamjan Marion1-6/+3
2018-07-11avoid using thread local storage for thread indexDamjan Marion2-2/+2
2018-05-04Harmonize vec/pool_get_aligned object sizes and alignment requestsDave Barach1-0/+3
2018-02-01FIB: Consolidate several copies of fib_ip_proto() into one.Jon Loeliger1-6/+0
2018-01-24Improve tunnel interface creation performanceJohn Lo1-14/+4
2018-01-23VPPAPIGEN: vppapigen replacement in Python PLY.Ole Troan1-2/+2
2018-01-13Improve "show xxx tunnel" and "show int addr" outputJohn Lo1-28/+39
2018-01-11api: remove transport specific code from handlersFlorin Coras1-10/+8
2018-01-09api: refactor vlibmemoryFlorin Coras1-2/+2
2018-01-05Unify and cleanup usage of hash_set/unset_mem by various tunnelsJohn Lo1-29/+16
2017-12-13make "test-all" target pass againGabriel Ganne3-2/+11
2017-12-13VPP-1099 Fix create vxlan-gpe tunnel local 10::1 remote 20::1 vni 11 (for ipv6)Swarup Nayak1-0/+1
2017-12-13VPP-275 Coding standards cleanup - vnet/vnet/vxlan-gpesharath reddy5-1268/+1437
2017-11-26FIB: store the node type not the function pointer.Neale Ranns1-2/+0
2017-10-24Add extern to *_main global variable declarations in header files.Dave Wallace1-1/+1
2017-10-09vppapigen: support per-file (major,minor,patch) version stampsDave Barach1-0/+2
2017-08-08L2 over MPLSNeale Ranns1-1/+1
2017-08-04Initialize vxlan-gpe bypass modeHongjun Ni1-0/+16
2017-07-14vnet_buffer_t flags cleanupDamjan Marion1-9/+9
2017-06-25VPP crash on creating vxlan gpe interface. VPP-875Hongjun Ni3-6/+11
2017-06-06Rework vxlan-gpe to support FIB 2.0 and bypass modeHongjun Ni5-83/+1161
2017-05-24IPv6 Performance bugsNeale Ranns1-4/+4
2017-04-06Use thread local storage for thread indexDamjan Marion2-11/+11
2017-03-01VPP-598: tcp stack initial commitDave Barach1-1/+1
2017-02-22VPP-635: CLI Memory leak with invalid parameterBilly McFall1-16/+46
"n">format (0, "/proc/%u/ns/net%c", atoi (netns + 4), 0); else if (netns[0] == '/') s = format (0, "%s%c", netns, 0); else s = format (0, "/var/run/netns/%s%c", netns, 0); fd = open ((char *) s, O_RDONLY); vec_free (s); return fd; } #define TAP_MAX_INSTANCE 1024 void tap_create_if (vlib_main_t * vm, tap_create_if_args_t * args) { vnet_main_t *vnm = vnet_get_main (); vlib_thread_main_t *thm = vlib_get_thread_main (); virtio_main_t *vim = &virtio_main; tap_main_t *tm = &tap_main; vnet_sw_interface_t *sw; vnet_hw_interface_t *hw; int i; int old_netns_fd = -1; struct ifreq ifr; size_t hdrsz; struct vhost_memory *vhost_mem = 0; virtio_if_t *vif = 0; clib_error_t *err = 0; if (args->id != ~0) { if (clib_bitmap_get (tm->tap_ids, args->id)) { args->rv = VNET_API_ERROR_INVALID_INTERFACE; args->error = clib_error_return (0, "interface already exists"); return; } } else { args->id = clib_bitmap_first_clear (tm->tap_ids); } if (args->id > TAP_MAX_INSTANCE) { args->rv = VNET_API_ERROR_UNSPECIFIED; args->error = clib_error_return (0, "cannot find free interface id"); return; } memset (&ifr, 0, sizeof (ifr)); pool_get (vim->interfaces, vif); vif->dev_instance = vif - vim->interfaces; vif->tap_fd = -1; vif->id = args->id; if ((vif->fd = open ("/dev/vhost-net", O_RDWR | O_NONBLOCK)) < 0) { args->rv = VNET_API_ERROR_SYSCALL_ERROR_1; args->error = clib_error_return_unix (0, "open '/dev/vhost-net'"); goto error; } _IOCTL (vif->fd, VHOST_GET_FEATURES, &vif->remote_features); if ((vif->remote_features & (1ULL << VIRTIO_NET_F_MRG_RXBUF)) == 0) { args->rv = VNET_API_ERROR_UNSUPPORTED; args->error = clib_error_return (0, "vhost-net backend doesn't support " "VIRTIO_NET_F_MRG_RXBUF feature"); goto error; } if ((vif->remote_features & (1ULL << VIRTIO_RING_F_INDIRECT_DESC)) == 0) { args->rv = VNET_API_ERROR_UNSUPPORTED; args->error = clib_error_return (0, "vhost-net backend doesn't support " "VIRTIO_RING_F_INDIRECT_DESC feature"); goto error; } if ((vif->remote_features & (1ULL << VIRTIO_F_VERSION_1)) == 0) { args->rv = VNET_API_ERROR_UNSUPPORTED; args->error = clib_error_return (0, "vhost-net backend doesn't support " "VIRTIO_F_VERSION_1 features"); goto error; } vif->features |= 1ULL << VIRTIO_NET_F_MRG_RXBUF; vif->features |= 1ULL << VIRTIO_F_VERSION_1; vif->features |= 1ULL << VIRTIO_RING_F_INDIRECT_DESC; _IOCTL (vif->fd, VHOST_SET_FEATURES, &vif->features); if ((vif->tap_fd = open ("/dev/net/tun", O_RDWR | O_NONBLOCK)) < 0) { args->rv = VNET_API_ERROR_SYSCALL_ERROR_2; args->error = clib_error_return_unix (0, "open '/dev/net/tun'"); goto error; } ifr.ifr_flags = IFF_TAP | IFF_NO_PI | IFF_ONE_QUEUE | IFF_VNET_HDR; _IOCTL (vif->tap_fd, TUNSETIFF, (void *) &ifr); vif->ifindex = if_nametoindex (ifr.ifr_ifrn.ifrn_name); unsigned int offload = 0; hdrsz = sizeof (struct virtio_net_hdr_v1); _IOCTL (vif->tap_fd, TUNSETOFFLOAD, offload); _IOCTL (vif->tap_fd, TUNSETVNETHDRSZ, &hdrsz); _IOCTL (vif->fd, VHOST_SET_OWNER, 0); /* if namespace is specified, all further netlink messages should be excuted after we change our net namespace */ if (args->host_namespace) { int fd; old_netns_fd = open ("/proc/self/ns/net", O_RDONLY); if ((fd = open_netns_fd ((char *) args->host_namespace)) == -1) { args->rv = VNET_API_ERROR_SYSCALL_ERROR_2; args->error = clib_error_return_unix (0, "open_netns_fd '%s'", args->host_namespace); goto error; } args->error = vnet_netlink_set_link_netns (vif->ifindex, fd, (char *) args->host_if_name); if (args->error) { args->rv = VNET_API_ERROR_NETLINK_ERROR; goto error; } if (setns (fd, CLONE_NEWNET) == -1) { args->rv = VNET_API_ERROR_SYSCALL_ERROR_3; args->error = clib_error_return_unix (0, "setns '%s'", args->host_namespace); goto error; } close (fd); if ((vif->ifindex = if_nametoindex ((char *) args->host_if_name)) == 0) { args->rv = VNET_API_ERROR_SYSCALL_ERROR_3; args->error = clib_error_return_unix (0, "if_nametoindex '%s'", args->host_if_name); goto error; } } else { if (args->host_if_name) { args->error = vnet_netlink_set_link_name (vif->ifindex, (char *) args->host_if_name); if (args->error) { args->rv = VNET_API_ERROR_NETLINK_ERROR; goto error; } } } if (!ethernet_mac_address_is_zero (args->host_mac_addr)) { args->error = vnet_netlink_set_link_addr (vif->ifindex, args->host_mac_addr); if (args->error) { args->rv = VNET_API_ERROR_NETLINK_ERROR; goto error; } } if (args->host_bridge) { args->error = vnet_netlink_set_link_master (vif->ifindex, (char *) args->host_bridge); if (args->error) { args->rv = VNET_API_ERROR_NETLINK_ERROR; goto error; } } if (args->host_ip4_prefix_len) { args->error = vnet_netlink_add_ip4_addr (vif->ifindex, &args->host_ip4_addr, args->host_ip4_prefix_len); if (args->error) { args->rv = VNET_API_ERROR_NETLINK_ERROR; goto error; } } if (args->host_ip6_prefix_len) { args->error = vnet_netlink_add_ip6_addr (vif->ifindex, &args->host_ip6_addr, args->host_ip6_prefix_len); if (args->error) { args->rv = VNET_API_ERROR_NETLINK_ERROR; goto error; } } args->error = vnet_netlink_set_link_state (vif->ifindex, 1 /* UP */ ); if (args->error) { args->rv = VNET_API_ERROR_NETLINK_ERROR; goto error; } if (args->host_ip4_gw_set) { args->error = vnet_netlink_add_ip4_route (0, 0, &args->host_ip4_gw); if (args->error) { args->rv = VNET_API_ERROR_NETLINK_ERROR; goto error; } } if (args->host_ip6_gw_set) { args->error = vnet_netlink_add_ip6_route (0, 0, &args->host_ip6_gw); if (args->error) { args->rv = VNET_API_ERROR_NETLINK_ERROR; goto error; } } /* switch back to old net namespace */ if (args->host_namespace) { if (setns (old_netns_fd, CLONE_NEWNET) == -1) { args->rv = VNET_API_ERROR_SYSCALL_ERROR_2; args->error = clib_error_return_unix (0, "setns '%s'", args->host_namespace); goto error; } } /* Set vhost memory table */ i = sizeof (struct vhost_memory) + sizeof (struct vhost_memory_region); vhost_mem = clib_mem_alloc (i); memset (vhost_mem, 0, i); vhost_mem->nregions = 1; vhost_mem->regions[0].memory_size = (1ULL << 47) - 4096; _IOCTL (vif->fd, VHOST_SET_MEM_TABLE, vhost_mem); if ((args->error = virtio_vring_init (vm, vif, 0, args->rx_ring_sz))) { args->rv = VNET_API_ERROR_INIT_FAILED; goto error; } if ((args->error = virtio_vring_init (vm, vif, 1, args->tx_ring_sz))) { args->rv = VNET_API_ERROR_INIT_FAILED; goto error; } if (!args->mac_addr_set) { f64 now = vlib_time_now (vm); u32 rnd; rnd = (u32) (now * 1e6); rnd = random_u32 (&rnd); memcpy (args->mac_addr + 2, &rnd, sizeof (rnd)); args->mac_addr[0] = 2; args->mac_addr[1] = 0xfe; } vif->rx_ring_sz = args->rx_ring_sz != 0 ? args->rx_ring_sz : 256; vif->tx_ring_sz = args->tx_ring_sz != 0 ? args->tx_ring_sz : 256; vif->host_if_name = args->host_if_name; args->host_if_name = 0; vif->net_ns = args->host_namespace; args->host_namespace = 0; vif->host_bridge = args->host_bridge; args->host_bridge = 0; clib_memcpy (vif->host_mac_addr, args->host_mac_addr, 6); vif->host_ip4_prefix_len = args->host_ip4_prefix_len; vif->host_ip6_prefix_len = args->host_ip6_prefix_len; if (args->host_ip4_prefix_len) clib_memcpy (&vif->host_ip4_addr, &args->host_ip4_addr, 4); if (args->host_ip6_prefix_len) clib_memcpy (&vif->host_ip6_addr, &args->host_ip6_addr, 16); args->error = ethernet_register_interface (vnm, virtio_device_class.index, vif->dev_instance, args->mac_addr, &vif->hw_if_index, virtio_eth_flag_change); if (args->error) { args->rv = VNET_API_ERROR_INVALID_REGISTRATION; goto error; } tm->tap_ids = clib_bitmap_set (tm->tap_ids, vif->id, 1); sw = vnet_get_hw_sw_interface (vnm, vif->hw_if_index); vif->sw_if_index = sw->sw_if_index; args->sw_if_index = vif->sw_if_index; hw = vnet_get_hw_interface (vnm, vif->hw_if_index); hw->flags |= VNET_HW_INTERFACE_FLAG_SUPPORTS_INT_MODE; vnet_hw_interface_set_input_node (vnm, vif->hw_if_index, virtio_input_node.index); vnet_hw_interface_assign_rx_thread (vnm, vif->hw_if_index, 0, ~0); vnet_hw_interface_set_rx_mode (vnm, vif->hw_if_index, 0, VNET_HW_INTERFACE_RX_MODE_DEFAULT); vif->per_interface_next_index = ~0; vif->type = VIRTIO_IF_TYPE_TAP; vif->flags |= VIRTIO_IF_FLAG_ADMIN_UP; vnet_hw_interface_set_flags (vnm, vif->hw_if_index, VNET_HW_INTERFACE_FLAG_LINK_UP); if (thm->n_vlib_mains > 1) clib_spinlock_init (&vif->lockp); goto done; error: if (err) { ASSERT (args->error == 0); args->error = err; args->rv = VNET_API_ERROR_SYSCALL_ERROR_3; } if (vif->tap_fd != -1) close (vif->tap_fd); if (vif->fd != -1) close (vif->fd); vec_foreach_index (i, vif->vrings) virtio_vring_free (vm, vif, i); vec_free (vif->vrings); memset (vif, 0, sizeof (virtio_if_t)); pool_put (vim->interfaces, vif); done: if (vhost_mem) clib_mem_free (vhost_mem); if (old_netns_fd != -1) close (old_netns_fd); } int tap_delete_if (vlib_main_t * vm, u32 sw_if_index) { vnet_main_t *vnm = vnet_get_main (); virtio_main_t *mm = &virtio_main; tap_main_t *tm = &tap_main; int i; virtio_if_t *vif; vnet_hw_interface_t *hw; hw = vnet_get_sup_hw_interface (vnm, sw_if_index); if (hw == NULL || virtio_device_class.index != hw->dev_class_index) return VNET_API_ERROR_INVALID_SW_IF_INDEX; vif = pool_elt_at_index (mm->interfaces, hw->dev_instance); /* bring down the interface */ vnet_hw_interface_set_flags (vnm, vif->hw_if_index, 0); vnet_sw_interface_set_flags (vnm, vif->sw_if_index, 0); vnet_hw_interface_unassign_rx_thread (vnm, vif->hw_if_index, 0); ethernet_delete_interface (vnm, vif->hw_if_index); vif->hw_if_index = ~0; if (vif->tap_fd != -1) close (vif->tap_fd); if (vif->fd != -1) close (vif->fd); vec_foreach_index (i, vif->vrings) virtio_vring_free (vm, vif, i); vec_free (vif->vrings); tm->tap_ids = clib_bitmap_set (tm->tap_ids, vif->id, 0); clib_spinlock_free (&vif->lockp); memset (vif, 0, sizeof (*vif)); pool_put (mm->interfaces, vif); return 0; } int tap_dump_ifs (tap_interface_details_t ** out_tapids) { vnet_main_t *vnm = vnet_get_main (); virtio_main_t *mm = &virtio_main; virtio_if_t *vif; vnet_hw_interface_t *hi; tap_interface_details_t *r_tapids = NULL; tap_interface_details_t *tapid = NULL; /* *INDENT-OFF* */ pool_foreach (vif, mm->interfaces, vec_add2(r_tapids, tapid, 1); memset (tapid, 0, sizeof (*tapid)); tapid->id = vif->id; tapid->sw_if_index = vif->sw_if_index; hi = vnet_get_hw_interface (vnm, vif->hw_if_index); clib_memcpy(tapid->dev_name, hi->name, MIN (ARRAY_LEN (tapid->dev_name) - 1, strlen ((const char *) hi->name))); tapid->rx_ring_sz = vif->rx_ring_sz; tapid->tx_ring_sz = vif->tx_ring_sz; clib_memcpy(tapid->host_mac_addr, vif->host_mac_addr, 6); if (vif->host_if_name) { clib_memcpy(tapid->host_if_name, vif->host_if_name, MIN (ARRAY_LEN (tapid->host_if_name) - 1, strlen ((const char *) vif->host_if_name))); } if (vif->net_ns) { clib_memcpy(tapid->host_namespace, vif->net_ns, MIN (ARRAY_LEN (tapid->host_namespace) - 1, strlen ((const char *) vif->net_ns))); } if (vif->host_bridge) { clib_memcpy(tapid->host_bridge, vif->host_bridge, MIN (ARRAY_LEN (tapid->host_bridge) - 1, strlen ((const char *) vif->host_bridge))); } if (vif->host_ip4_prefix_len) clib_memcpy(tapid->host_ip4_addr, &vif->host_ip4_addr, 4); tapid->host_ip4_prefix_len = vif->host_ip4_prefix_len; if (vif->host_ip6_prefix_len) clib_memcpy(tapid->host_ip6_addr, &vif->host_ip6_addr, 16); tapid->host_ip6_prefix_len = vif->host_ip6_prefix_len; ); /* *INDENT-ON* */ *out_tapids = r_tapids; return 0; } static clib_error_t * tap_init (vlib_main_t * vm) { tap_main_t *tm = &tap_main; clib_error_t *error = 0; tm->log_default = vlib_log_register_class ("tap", 0); vlib_log_debug (tm->log_default, "initialized"); return error; } VLIB_INIT_FUNCTION (tap_init); /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */