tcp: fix entering closing state while in fast recovery - vpp

diff options

author	Florin Coras <fcoras@cisco.com>	2019-03-12 20:37:09 -0700
committer	Damjan Marion <dmarion@me.com>	2019-03-13 08:23:55 +0000
commit	47a9c651e21731ec4d20e123f6c591d7078f3992 (patch)
tree	6e7e197ff347adbcd3b500ce738c852363f4b9f8 /src/vnet/flow/flow.h
parent	fd2474430e280e9d1448a4f1a0b177c3e947b75a (diff)

tcp: fix entering closing state while in fast recovery

Change-Id: I30470e8a1404632b0350056769338dc69a94c105 Signed-off-by: Florin Coras <fcoras@cisco.com>

Diffstat (limited to 'src/vnet/flow/flow.h')

0 files changed, 0 insertions, 0 deletions

/* * Copyright (c) 2015 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ /* * interface_format.c: interface formatting * * Copyright (c) 2008 Eliot Dresselhaus * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include <vnet/vnet.h> #include <vppinfra/bitmap.h> #include <vnet/l2/l2_input.h> #include <vnet/l2/l2_output.h> u8 * format_vnet_sw_interface_flags (u8 * s, va_list * args) { u32 flags = va_arg (*args, u32); if (flags & VNET_SW_INTERFACE_FLAG_ERROR) s = format (s, "error"); else if (flags & VNET_SW_INTERFACE_FLAG_BOND_SLAVE) s = format (s, "bond-slave"); else { s = format (s, "%s", (flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) ? "up" : "down"); if (flags & VNET_SW_INTERFACE_FLAG_PUNT) s = format (s, "/punt"); } return s; } u8 * format_vnet_hw_interface_rx_mode (u8 * s, va_list * args) { vnet_hw_interface_rx_mode mode = va_arg (*args, vnet_hw_interface_rx_mode); if (mode == VNET_HW_INTERFACE_RX_MODE_POLLING) return format (s, "polling"); if (mode == VNET_HW_INTERFACE_RX_MODE_INTERRUPT) return format (s, "interrupt"); if (mode == VNET_HW_INTERFACE_RX_MODE_ADAPTIVE) return format (s, "adaptive"); return format (s, "unknown"); } u8 * format_vnet_hw_interface_link_speed (u8 * s, va_list * args) { u32 link_speed = va_arg (*args, u32); if (link_speed == 0) return format (s, "unknown"); if (link_speed >= 1000000) return format (s, "%f Gbps", (f64) link_speed / 1000000); if (link_speed >= 1000) return format (s, "%f Mbps", (f64) link_speed / 1000); return format (s, "%u Kbps", link_speed); } u8 * format_vnet_hw_interface (u8 * s, va_list * args) { vnet_main_t *vnm = va_arg (*args, vnet_main_t *); vnet_hw_interface_t *hi = va_arg (*args, vnet_hw_interface_t *); vnet_hw_interface_class_t *hw_class; vnet_device_class_t *dev_class; int verbose = va_arg (*args, int); u32 indent; if (!hi) return format (s, "%=32s%=6s%=8s%s", "Name", "Idx", "Link", "Hardware"); indent = format_get_indent (s); s = format (s, "%-32v%=6d", hi->name, hi->hw_if_index); if (hi->bond_info == VNET_HW_INTERFACE_BOND_INFO_SLAVE) s = format (s, "%=8s", "slave"); else s = format (s, "%=8s", hi->flags & VNET_HW_INTERFACE_FLAG_LINK_UP ? "up" : "down"); hw_class = vnet_get_hw_interface_class (vnm, hi->hw_class_index); dev_class = vnet_get_device_class (vnm, hi->dev_class_index); if (hi->bond_info && (hi->bond_info != VNET_HW_INTERFACE_BOND_INFO_SLAVE)) { int hw_idx; s = format (s, "Slave-Idx:"); clib_bitmap_foreach (hw_idx, hi->bond_info, s = format (s, " %d", hw_idx)); } else if (dev_class->format_device_name) s = format (s, "%U", dev_class->format_device_name, hi->dev_instance); else s = format (s, "%s%d", dev_class->name, hi->dev_instance); s = format (s, "\n%ULink speed: %U", format_white_space, indent + 2, format_vnet_hw_interface_link_speed, hi->link_speed); if (verbose) { if (hw_class->format_device) s = format (s, "\n%U%U", format_white_space, indent + 2, hw_class->format_device, hi->hw_if_index, verbose); else { s = format (s, "\n%U%s", format_white_space, indent + 2, hw_class->name); if (hw_class->format_address && vec_len (hi->hw_address) > 0) s = format (s, " address %U", hw_class->format_address, hi->hw_address); } if (dev_class->format_device) s = format (s, "\n%U%U", format_white_space, indent + 2, dev_class->format_device, hi->dev_instance, verbose); } return s; } u8 * format_vnet_sw_interface_name (u8 * s, va_list * args) { vnet_main_t *vnm = va_arg (*args, vnet_main_t *); vnet_sw_interface_t *si = va_arg (*args, vnet_sw_interface_t *); vnet_sw_interface_t *si_sup = vnet_get_sup_sw_interface (vnm, si->sw_if_index); vnet_hw_interface_t *hi_sup; ASSERT (si_sup->type == VNET_SW_INTERFACE_TYPE_HARDWARE); hi_sup = vnet_get_hw_interface (vnm, si_sup->hw_if_index); s = format (s, "%v", hi_sup->name); if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE) s = format (s, ".%d", si->sub.id); return s; } u8 * format_vnet_sw_if_index_name (u8 * s, va_list * args) { vnet_main_t *vnm = va_arg (*args, vnet_main_t *); u32 sw_if_index = va_arg (*args, u32); vnet_sw_interface_t *si; si = vnet_get_sw_interface_safe (vnm, sw_if_index); if (NULL == si) { return format (s, "DELETED"); } return format (s, "%U", format_vnet_sw_interface_name, vnm, si); } u8 * format_vnet_hw_if_index_name (u8 * s, va_list * args) { vnet_main_t *vnm = va_arg (*args, vnet_main_t *); u32 hw_if_index = va_arg (*args, u32); vnet_hw_interface_t *hi; hi = vnet_get_hw_interface (vnm, hw_if_index); if (hi == 0) return format (s, "DELETED"); return format (s, "%v", hi->name); } u8 * format_vnet_sw_interface_cntrs (u8 * s, vnet_interface_main_t * im, vnet_sw_interface_t * si) { u32 indent, n_printed; int i, j, n_counters; static vnet_main_t **my_vnet_mains; vec_reset_length (my_vnet_mains); indent = format_get_indent (s); n_printed = 0; { vlib_combined_counter_main_t *cm; vlib_counter_t v, vtotal; u8 *n = 0; for (i = 0; i < vec_len (vnet_mains); i++) { if (vnet_mains[i]) vec_add1 (my_vnet_mains, vnet_mains[i]); } if (vec_len (my_vnet_mains) == 0) vec_add1 (my_vnet_mains, &vnet_main); /* Each vnet_main_t has its own copy of the interface counters */ n_counters = vec_len (im->combined_sw_if_counters); /* rx, tx counters... */ for (j = 0; j < n_counters; j++) { vtotal.packets = 0; vtotal.bytes = 0; for (i = 0; i < vec_len (my_vnet_mains); i++) { im = &my_vnet_mains[i]->interface_main; cm = im->combined_sw_if_counters + j; vlib_get_combined_counter (cm, si->sw_if_index, &v); vtotal.packets += v.packets; vtotal.bytes += v.bytes; } /* Only display non-zero counters. */ if (vtotal.packets == 0) continue; if (n_printed > 0) s = format (s, "\n%U", format_white_space, indent); n_printed += 2; if (n) _vec_len (n) = 0; n = format (n, "%s packets", cm->name); s = format (s, "%-16v%16Ld", n, vtotal.packets); _vec_len (n) = 0; n = format (n, "%s bytes", cm->name); s = format (s, "\n%U%-16v%16Ld", format_white_space, indent, n, vtotal.bytes); } vec_free (n); } { vlib_simple_counter_main_t *cm; u64 v, vtotal; n_counters = vec_len (im->sw_if_counters); for (j = 0; j < n_counters; j++) { vtotal = 0; for (i = 0; i < vec_len (my_vnet_mains); i++) { im = &my_vnet_mains[i]->interface_main; cm = im->sw_if_counters + j; v = vlib_get_simple_counter (cm, si->sw_if_index); vtotal += v; } /* Only display non-zero counters. */ if (vtotal == 0) continue; if (n_printed > 0) s = format (s, "\n%U", format_white_space, indent); n_printed += 1; s = format (s, "%-16s%16Ld", cm->name, vtotal); } } return s; } static u8 * format_vnet_sw_interface_mtu (u8 * s, va_list * args) { vnet_sw_interface_t *si = va_arg (*args, vnet_sw_interface_t *); return format (s, "%d/%d/%d/%d", si->mtu[VNET_MTU_L3], si->mtu[VNET_MTU_IP4], si->mtu[VNET_MTU_IP6], si->mtu[VNET_MTU_MPLS]); } u8 * format_vnet_sw_interface (u8 * s, va_list * args) { vnet_main_t *vnm = va_arg (*args, vnet_main_t *); vnet_sw_interface_t *si = va_arg (*args, vnet_sw_interface_t *); vnet_interface_main_t *im = &vnm->interface_main; if (!si) return format (s, "%=32s%=5s%=10s%=21s%=16s%=16s", "Name", "Idx", "State", "MTU (L3/IP4/IP6/MPLS)", "Counter", "Count"); s = format (s, "%-32U%=5d%=10U%=21U", format_vnet_sw_interface_name, vnm, si, si->sw_if_index, format_vnet_sw_interface_flags, si->flags, format_vnet_sw_interface_mtu, si); s = format_vnet_sw_interface_cntrs (s, im, si); return s; } u8 * format_vnet_sw_interface_name_override (u8 * s, va_list * args) { vnet_main_t *vnm = va_arg (*args, vnet_main_t *); vnet_sw_interface_t *si = va_arg (*args, vnet_sw_interface_t *); /* caller supplied display name for this interface */ u8 *name = va_arg (*args, u8 *); vnet_interface_main_t *im = &vnm->interface_main; if (!si) return format (s, "%=32s%=5s%=16s%=16s%=16s", "Name", "Idx", "State", "Counter", "Count"); s = format (s, "%-32v%=5d%=16U", name, si->sw_if_index, format_vnet_sw_interface_flags, si->flags); s = format_vnet_sw_interface_cntrs (s, im, si); return s; } u8 * format_vnet_buffer_flags (u8 * s, va_list * args) { vlib_buffer_t *buf = va_arg (*args, vlib_buffer_t *); #define _(a,b,c,v) if (buf->flags & VNET_BUFFER_F_##b) s = format (s, "%s ", c); foreach_vnet_buffer_flag; #undef _ return s; } u8 * format_vnet_buffer_opaque (u8 * s, va_list * args) { vlib_buffer_t *b = va_arg (*args, vlib_buffer_t *); vnet_buffer_opaque_t *o = (vnet_buffer_opaque_t *) b->opaque; int i; s = format (s, "raw: "); for (i = 0; i < ARRAY_LEN (b->opaque); i++) s = format (s, "%08x ", b->opaque[i]); vec_add1 (s, '\n'); s = format (s, "sw_if_index[VLIB_RX]: %d, sw_if_index[VLIB_TX]: %d", o->sw_if_index[0], o->sw_if_index[1]); vec_add1 (s, '\n'); s = format (s, "L2 offset %d, L3 offset %d, L4 offset %d, feature arc index %d", (u32) (o->l2_hdr_offset), (u32) (o->l3_hdr_offset), (u32) (o->l4_hdr_offset), (u32) (o->feature_arc_index)); vec_add1 (s, '\n'); s = format (s, "ip.adj_index[VLIB_RX]: %d, ip.adj_index[VLIB_TX]: %d", (u32) (o->ip.adj_index[0]), (u32) (o->ip.adj_index[1])); vec_add1 (s, '\n'); s = format (s, "ip.flow_hash: 0x%x, ip.save_protocol: 0x%x, ip.fib_index: %d", o->ip.flow_hash, o->ip.save_protocol, o->ip.fib_index); vec_add1 (s, '\n'); s = format (s, "ip.save_rewrite_length: %d, ip.rpf_id: %d", o->ip.save_rewrite_length, o->ip.rpf_id); vec_add1 (s, '\n'); s = format (s, "ip.icmp.type: %d ip.icmp.code: %d, ip.icmp.data: 0x%x", (u32) (o->ip.icmp.type), (u32) (o->ip.icmp.code), o->ip.icmp.data); vec_add1 (s, '\n'); s = format (s, "ip.reass.next_index: %d, ip.reass.estimated_mtu: %d", o->ip.reass.next_index, (u32) (o->ip.reass.estimated_mtu)); vec_add1 (s, '\n'); s = format (s, "ip.reass.fragment_first: %d ip.reass.fragment_last: %d", (u32) (o->ip.reass.fragment_first), (u32) (o->ip.reass.fragment_last)); vec_add1 (s, '\n'); s = format (s, "ip.reass.range_first: %d ip.reass.range_last: %d", (u32) (o->ip.reass.range_first), (u32) (o->ip.reass.range_last)); vec_add1 (s, '\n'); s = format (s, "ip.reass.next_range_bi: 0x%x, ip.reass.ip6_frag_hdr_offset: %d", o->ip.reass.next_range_bi, (u32) (o->ip.reass.ip6_frag_hdr_offset)); vec_add1 (s, '\n'); s = format (s, "mpls.ttl: %d, mpls.exp: %d, mpls.first: %d, " "mpls.save_rewrite_length: %d, mpls.bier.n_bytes: %d", (u32) (o->mpls.ttl), (u32) (o->mpls.exp), (u32) (o->mpls.first), o->mpls.save_rewrite_length, (u32) (o->mpls.bier.n_bytes)); vec_add1 (s, '\n'); s = format (s, "l2.feature_bitmap: %08x, l2.bd_index: %d, l2.l2_len: %d, " "l2.shg: %d, l2.l2fib_sn: %d, l2.bd_age: %d", o->l2.feature_bitmap, (u32) (o->l2.bd_index), (u32) (o->l2.l2_len), (u32) (o->l2.shg), (u32) (o->l2.l2fib_sn), (u32) (o->l2.bd_age)); vec_add1 (s, '\n'); s = format (s, "l2.feature_bitmap_input: %U, L2.feature_bitmap_output: %U", format_l2_input_features, o->l2.feature_bitmap, 0, format_l2_output_features, o->l2.feature_bitmap, 0); vec_add1 (s, '\n'); s = format (s, "l2t.next_index: %d, l2t.session_index: %d", (u32) (o->l2t.next_index), o->l2t.session_index); vec_add1 (s, '\n'); s = format (s, "l2_classify.table_index: %d, l2_classify.opaque_index: %d, " "l2_classify.hash: 0x%llx", o->l2_classify.table_index, o->l2_classify.opaque_index, o->l2_classify.hash); vec_add1 (s, '\n'); s = format (s, "policer.index: %d", o->policer.index); vec_add1 (s, '\n'); s = format (s, "ipsec.sad_index: %d", o->ipsec.sad_index); vec_add1 (s, '\n'); s = format (s, "map.mtu: %d", (u32) (o->map.mtu)); vec_add1 (s, '\n'); s = format (s, "map_t.v6.saddr: 0x%x, map_t.v6.daddr: 0x%x, " "map_t.v6.frag_offset: %d, map_t.v6.l4_offset: %d", o->map_t.v6.saddr, o->map_t.v6.daddr, (u32) (o->map_t.v6.frag_offset), (u32) (o->map_t.v6.l4_offset)); vec_add1 (s, '\n'); s = format (s, "map_t.v6.l4_protocol: %d, map_t.checksum_offset: %d, " "map_t.mtu: %d", (u32) (o->map_t.v6.l4_protocol), (u32) (o->map_t.checksum_offset), (u32) (o->map_t.mtu)); vec_add1 (s, '\n'); s = format (s, "ip_frag.mtu: %d, ip_frag.next_index: %d, ip_frag.flags: 0x%x", (u32) (o->ip_frag.mtu), (u32) (o->ip_frag.next_index), (u32) (o->ip_frag.flags)); vec_add1 (s, '\n'); s = format (s, "cop.current_config_index: %d", o->cop.current_config_index); vec_add1 (s, '\n'); s = format (s, "lisp.overlay_afi: %d", (u32) (o->lisp.overlay_afi)); vec_add1 (s, '\n'); s = format (s, "tcp.connection_index: %d, tcp.seq_number: %d, tcp.seq_end: %d, " "tcp.ack_number: %d, tcp.hdr_offset: %d, tcp.data_offset: %d", o->tcp.connection_index, o->tcp.seq_number, o->tcp.seq_end, o->tcp.ack_number, (u32) (o->tcp.hdr_offset), (u32) (o->tcp.data_offset)); vec_add1 (s, '\n'); s = format (s, "tcp.data_len: %d, tcp.flags: 0x%x", (u32) (o->tcp.data_len), (u32) (o->tcp.flags)); vec_add1 (s, '\n'); s = format (s, "sctp.connection_index: %d, sctp.sid: %d, sctp.ssn: %d, " "sctp.tsn: %d, sctp.hdr_offset: %d", o->sctp.connection_index, (u32) (o->sctp.sid), (u32) (o->sctp.ssn), (u32) (o->sctp.tsn), (u32) (o->sctp.hdr_offset)); vec_add1 (s, '\n'); s = format (s, "sctp.data_offset: %d, sctp.data_len: %d, sctp.subconn_idx: %d, " "sctp.flags: 0x%x", (u32) (o->sctp.data_offset), (u32) (o->sctp.data_len), (u32) (o->sctp.subconn_idx), (u32) (o->sctp.flags)); vec_add1 (s, '\n'); s = format (s, "snat.flags: 0x%x", o->snat.flags); vec_add1 (s, '\n'); return s; } u8 * format_vnet_buffer_opaque2 (u8 * s, va_list * args) { vlib_buffer_t *b = va_arg (*args, vlib_buffer_t *); vnet_buffer_opaque2_t *o = (vnet_buffer_opaque2_t *) b->opaque2; int i; s = format (s, "raw: "); for (i = 0; i < ARRAY_LEN (b->opaque2); i++) s = format (s, "%08x ", b->opaque2[i]); vec_add1 (s, '\n'); s = format (s, "qos.bits: %x, qos.source: %x", (u32) (o->qos.bits), (u32) (o->qos.source)); vec_add1 (s, '\n'); s = format (s, "loop_counter: %d", o->loop_counter); vec_add1 (s, '\n'); s = format (s, "gbp.flags: %x, gbp.sclass: %d", (u32) (o->gbp.flags), (u32) (o->gbp.sclass)); vec_add1 (s, '\n'); s = format (s, "pg_replay_timestamp: %llu", (u32) (o->pg_replay_timestamp)); vec_add1 (s, '\n'); return s; } uword unformat_vnet_hw_interface (unformat_input_t * input, va_list * args) { vnet_main_t *vnm = va_arg (*args, vnet_main_t *); u32 *hw_if_index = va_arg (*args, u32 *); vnet_interface_main_t *im = &vnm->interface_main; vnet_device_class_t *c; /* Try per device class functions first. */ vec_foreach (c, im->device_classes) { if (c->unformat_device_name && unformat_user (input, c->unformat_device_name, hw_if_index)) return 1; } return unformat_user (input, unformat_hash_vec_string, im->hw_interface_by_name, hw_if_index); } uword unformat_vnet_sw_interface (unformat_input_t * input, va_list * args) { vnet_main_t *vnm = va_arg (*args, vnet_main_t *); u32 *result = va_arg (*args, u32 *); vnet_hw_interface_t *hi; u32 hw_if_index, id, id_specified; u32 sw_if_index; u8 *if_name = 0; uword *p, error = 0; id = ~0; if (unformat (input, "%_%v.%d%_", &if_name, &id) && ((p = hash_get (vnm->interface_main.hw_interface_by_name, if_name)))) { hw_if_index = p[0]; id_specified = 1; } else if (unformat (input, "%U", unformat_vnet_hw_interface, vnm, &hw_if_index)) id_specified = 0; else goto done; hi = vnet_get_hw_interface (vnm, hw_if_index); if (!id_specified) { sw_if_index = hi->sw_if_index; } else { if (!(p = hash_get (hi->sub_interface_sw_if_index_by_id, id))) goto done; sw_if_index = p[0]; } if (!vnet_sw_interface_is_api_visible (vnm, sw_if_index)) goto done; *result = sw_if_index; error = 1; done: vec_free (if_name); return error; } uword unformat_vnet_sw_interface_flags (unformat_input_t * input, va_list * args) { u32 *result = va_arg (*args, u32 *); u32 flags = 0; if (unformat (input, "up")) flags |= VNET_SW_INTERFACE_FLAG_ADMIN_UP; else if (unformat (input, "down")) flags &= ~VNET_SW_INTERFACE_FLAG_ADMIN_UP; else if (unformat (input, "punt")) flags |= VNET_SW_INTERFACE_FLAG_PUNT; else if (unformat (input, "enable")) flags &= ~VNET_SW_INTERFACE_FLAG_PUNT; else return 0; *result = flags; return 1; } uword unformat_vnet_hw_interface_flags (unformat_input_t * input, va_list * args) { u32 *result = va_arg (*args, u32 *); u32 flags = 0; if (unformat (input, "up")) flags |= VNET_HW_INTERFACE_FLAG_LINK_UP; else if (unformat (input, "down")) flags &= ~VNET_HW_INTERFACE_FLAG_LINK_UP; else return 0; *result = flags; return 1; } /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */


context:
space:
mode: