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2020-12-09Report: Add dataTibor Frank3-6/+4
2020-12-07Report: Add 2n-zn2 turbo boost on/off dataTibor Frank57-6/+5563
2020-12-04Report: Configure 2009.50Tibor Frank1-1/+4
2020-11-26Report: Reorganize the NAT44 chaptersTibor Frank43-1151/+1864
2020-11-25Report: Update release notes.Vratko Polak1-3/+7
2020-11-23Report: Configure rls2009.48Tibor Frank1-0/+3
2020-11-23Report: Add 2n-zn2Tibor Frank74-80/+5642
2020-11-20Add and reorder methodology sectionsVratko Polak1-3/+4
2020-11-19Methodology: Add profile details to nat44 docVratko Polak1-8/+230
2020-11-19Methodology: Edit nat44 test spec docVratko Polak1-33/+97
2020-11-19Methodology: DUT state considerationsVratko Polak1-0/+150
2020-11-19Methodology: Trex modes and transactionsVratko Polak3-49/+199
2020-11-12Report: Add NAT44 dataTibor Frank1-3/+6
2020-11-11Report: Add comparison soak vs ndrTibor Frank1-2/+0
2020-11-06Report: Add NAT44 LatencyTibor Frank2-18/+97
2020-11-05Report: Configure rls2009.46Tibor Frank1-0/+17
2020-11-03Report: Fix bugs in NAT44 graphsTibor Frank4-824/+126
2020-11-02Report: Add dataTibor Frank1-0/+5
2020-11-01Report: NAT44 LatencyTibor Frank2-106/+61
2020-10-30Report: Add NAT44 dataTibor Frank1-1/+1
2020-10-30Report: Add NATT44 testsTibor Frank5-162/+863
2020-10-28Report: Configure rls2009.45Tibor Frank1-0/+8
2020-10-28Report: Add dataTibor Frank1-5/+0
2020-10-21Report: Configure 2009.44Tibor Frank1-0/+23
2020-10-19Report: Add dataTibor Frank1-0/+5
2020-10-16Report: Add dataTibor Frank1-0/+4
2020-10-15Report: Configure Report 2009.43Tibor Frank1-0/+10
2020-10-14Report: Fix static contentTibor Frank2-2/+3
2020-10-14Spec: EPYC zn2pmikus2-0/+449
2020-10-14report: updates to methodology section including nat44, acl, ipsecMaciek Konstantynowicz6-30/+225
2020-10-14Report: Fix bugs in release notesTibor Frank2-5/+5
2020-10-14Report: Fix bugs in pdf version 2Tibor Frank3-22/+23
2020-10-14Report: vpp performance release notes updateJan Gelety3-66/+64
2020-10-13Report: Edit PAL section in the release notesTibor Frank1-3/+3
2020-10-13Report: Add Data, Fix bugs in pdf versionTibor Frank9-135/+37
2020-10-12Report: Add data, fix small bugsTibor Frank5-22/+28
2020-10-09Report: Add NAT44 Latency graphsTibor Frank4-0/+578
2020-10-09Report: Configure 2009.42Tibor Frank1-1/+1
2020-10-07Report: Add DNV comparison tables and detailsTibor Frank1-79/+77
2020-10-07report: added description of CSIT environment ver. 5Maciek Konstantynowicz1-3/+14
2020-09-13Report: vpp-device static content updateJan Gelety2-3/+6
2020-10-06Report: Update test_environment_tgVratko Polak1-10/+16
2020-10-06Report: Add 2n-skx NAT44Tibor Frank4-0/+576
2020-10-05Report: Add dataTibor Frank45-120/+92
2020-10-05Report: Fix NAT44Tibor Frank2-60/+60
2020-10-05Report: Add NAT44Tibor Frank8-86/+618
2020-10-05Report: Add rls dataTibor Frank1-1/+1
2020-09-30Report: Add dataTibor Frank1-60/+65
2020-09-29Report: Add vpp 2n-clx-cx556a, add dpdk 3n-tshTibor Frank12-24/+11
2020-09-29Report: Edit the configurationTibor Frank1-3/+3
l = htons (4 + sizeof (*t)); capabilities = CDP_ROUTER_DEVICE; capabilities = htonl (capabilities); clib_memcpy (&t->v, &capabilities, sizeof (capabilities)); *t0p += ntohs (t->l); } static void add_tlvs (cdp_main_t * cm, vnet_hw_interface_t * hw, u8 ** t0p) { add_device_name_tlv (hw, t0p); add_port_id_tlv (hw, t0p); add_version_tlv (hw, t0p); add_platform_tlv (hw, t0p); add_capability_tlv (hw, t0p); } /* * send a cdp pkt on an ethernet interface */ static void send_ethernet_hello (cdp_main_t * cm, cdp_neighbor_t * n, int count) { u32 *to_next; ethernet_llc_snap_and_cdp_header_t *h0; vnet_hw_interface_t *hw; u32 bi0; vlib_buffer_t *b0; u8 *t0; u16 checksum; int nbytes_to_checksum; int i; vlib_frame_t *f; vlib_main_t *vm = cm->vlib_main; vnet_main_t *vnm = cm->vnet_main; for (i = 0; i < count; i++) { /* * see cdp_periodic_init() to understand what's already painted * into the buffer by the packet template mechanism */ h0 = vlib_packet_template_get_packet (vm, &cm->packet_templates[n->packet_template_index], &bi0); if (!h0) break; /* Add the interface's ethernet source address */ hw = vnet_get_sup_hw_interface (vnm, n->sw_if_index); clib_memcpy (h0->ethernet.src_address, hw->hw_address, vec_len (hw->hw_address)); t0 = (u8 *) & h0->cdp.data; /* add TLVs */ add_tlvs (cm, hw, &t0); /* add the cdp packet checksum */ nbytes_to_checksum = t0 - (u8 *) & h0->cdp; checksum = cdp_checksum (&h0->cdp, nbytes_to_checksum); h0->cdp.checksum = htons (checksum); /* Set the outbound packet length */ b0 = vlib_get_buffer (vm, bi0); b0->current_length = nbytes_to_checksum + sizeof (*h0) - sizeof (cdp_hdr_t); /* And the outbound interface */ vnet_buffer (b0)->sw_if_index[VLIB_TX] = hw->sw_if_index; /* Set the 802.3 ethernet length */ h0->ethernet.len = htons (b0->current_length - sizeof (ethernet_802_3_header_t)); /* And output the packet on the correct interface */ f = vlib_get_frame_to_node (vm, hw->output_node_index); to_next = vlib_frame_vector_args (f); to_next[0] = bi0; f->n_vectors = 1; vlib_put_frame_to_node (vm, hw->output_node_index, f); n->last_sent = vlib_time_now (vm); } } /* * send a cdp pkt on an hdlc interface */ static void send_hdlc_hello (cdp_main_t * cm, cdp_neighbor_t * n, int count) { u32 *to_next; hdlc_and_cdp_header_t *h0; vnet_hw_interface_t *hw; u32 bi0; vlib_buffer_t *b0; u8 *t0; u16 checksum; int nbytes_to_checksum; int i; vlib_frame_t *f; vlib_main_t *vm = cm->vlib_main; vnet_main_t *vnm = cm->vnet_main; for (i = 0; i < count; i++) { /* * see cdp_periodic_init() to understand what's already painted * into the buffer by the packet template mechanism */ h0 = vlib_packet_template_get_packet (vm, &cm->packet_templates[n->packet_template_index], &bi0); if (!h0) break; hw = vnet_get_sup_hw_interface (vnm, n->sw_if_index); t0 = (u8 *) & h0->cdp.data; /* add TLVs */ add_tlvs (cm, hw, &t0); /* add the cdp packet checksum */ nbytes_to_checksum = t0 - (u8 *) & h0->cdp; checksum = cdp_checksum (&h0->cdp, nbytes_to_checksum); h0->cdp.checksum = htons (checksum); /* Set the outbound packet length */ b0 = vlib_get_buffer (vm, bi0); b0->current_length = nbytes_to_checksum + sizeof (*h0) - sizeof (cdp_hdr_t); /* And output the packet on the correct interface */ f = vlib_get_frame_to_node (vm, hw->output_node_index); to_next = vlib_frame_vector_args (f); to_next[0] = bi0; f->n_vectors = 1; vlib_put_frame_to_node (vm, hw->output_node_index, f); n->last_sent = vlib_time_now (vm); } } /* * send a cdp pkt on an srp interface */ static void send_srp_hello (cdp_main_t * cm, cdp_neighbor_t * n, int count) { u32 *to_next; srp_and_cdp_header_t *h0; vnet_hw_interface_t *hw; u32 bi0; vlib_buffer_t *b0; u8 *t0; u16 checksum; int nbytes_to_checksum; int i; vlib_frame_t *f; vlib_main_t *vm = cm->vlib_main; vnet_main_t *vnm = cm->vnet_main; for (i = 0; i < count; i++) { /* * see cdp_periodic_init() to understand what's already painted * into the buffer by the packet template mechanism */ h0 = vlib_packet_template_get_packet (vm, &cm->packet_templates[n->packet_template_index], &bi0); if (!h0) break; hw = vnet_get_sup_hw_interface (vnm, n->sw_if_index); t0 = (u8 *) & h0->cdp.data; /* add TLVs */ add_tlvs (cm, hw, &t0); /* Add the interface's ethernet source address */ clib_memcpy (h0->ethernet.src_address, hw->hw_address, vec_len (hw->hw_address)); /* add the cdp packet checksum */ nbytes_to_checksum = t0 - (u8 *) & h0->cdp; checksum = cdp_checksum (&h0->cdp, nbytes_to_checksum); h0->cdp.checksum = htons (checksum); /* Set the outbound packet length */ b0 = vlib_get_buffer (vm, bi0); b0->current_length = nbytes_to_checksum + sizeof (*h0) - sizeof (cdp_hdr_t); /* And output the packet on the correct interface */ f = vlib_get_frame_to_node (vm, hw->output_node_index); to_next = vlib_frame_vector_args (f); to_next[0] = bi0; f->n_vectors = 1; vlib_put_frame_to_node (vm, hw->output_node_index, f); n->last_sent = vlib_time_now (vm); } } /* * Decide which cdp packet template to use */ static int pick_packet_template (cdp_main_t * cm, cdp_neighbor_t * n) { n->packet_template_index = CDP_PACKET_TEMPLATE_ETHERNET; return 0; } /* Send a cdp neighbor announcement */ static void send_hello (cdp_main_t * cm, cdp_neighbor_t * n, int count) { if (n->packet_template_index == (u8) ~ 0) { /* If we don't know how to talk to this peer, don't try again */ if (pick_packet_template (cm, n)) { n->last_sent = 1e70; return; } } switch (n->packet_template_index) { case CDP_PACKET_TEMPLATE_ETHERNET: send_ethernet_hello (cm, n, count); break; case CDP_PACKET_TEMPLATE_HDLC: send_hdlc_hello (cm, n, count); break; case CDP_PACKET_TEMPLATE_SRP: send_srp_hello (cm, n, count); break; default: ASSERT (0); } n->last_sent = vlib_time_now (cm->vlib_main); } static void delete_neighbor (cdp_main_t * cm, cdp_neighbor_t * n, int want_broadcast) { hash_unset (cm->neighbor_by_sw_if_index, n->sw_if_index); vec_free (n->device_name); vec_free (n->version); vec_free (n->port_id); vec_free (n->platform); vec_free (n->last_rx_pkt); pool_put (cm->neighbors, n); } void cdp_periodic (vlib_main_t * vm) { cdp_main_t *cm = &cdp_main; cdp_neighbor_t *n; f64 now = vlib_time_now (vm); vnet_sw_interface_t *sw; static u32 *delete_list = 0; int i; static cdp_neighbor_t **n_list = 0; /* *INDENT-OFF* */ pool_foreach (n, cm->neighbors) { vec_add1 (n_list, n); } /* *INDENT-ON* */ /* Across all cdp neighbors known to the system */ for (i = 0; i < vec_len (n_list); i++) { n = n_list[i]; /* "no cdp run" provisioned on the interface? */ if (n->disabled == 1) continue; sw = vnet_get_sw_interface (cm->vnet_main, n->sw_if_index); /* Interface shutdown or rx timeout? */ if (!(sw->flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) || (now > (n->last_heard + (f64) n->ttl_in_seconds))) /* add to list of neighbors to delete */ vec_add1 (delete_list, n - cm->neighbors); else if (n->last_sent == 0.0) /* First time, send 3 hellos */ send_hello (cm, n, 3 /* three to begin with */ ); else if (now > (n->last_sent + (((f64) n->ttl_in_seconds) / 6.0))) /* Normal keepalive, send one */ send_hello (cm, n, 1 /* one as a keepalive */ ); } for (i = 0; i < vec_len (delete_list); i++) { n = vec_elt_at_index (cm->neighbors, delete_list[i]); delete_neighbor (cm, n, 1); } if (delete_list) _vec_len (delete_list) = 0; if (n_list) _vec_len (n_list) = 0; } static clib_error_t * cdp_periodic_init (vlib_main_t * vm) { cdp_main_t *cm = &cdp_main; /* Create the ethernet cdp hello packet template */ { ethernet_llc_snap_and_cdp_header_t h; clib_memset (&h, 0, sizeof (h)); /* Send to 01:00:0c:cc:cc */ h.ethernet.dst_address[0] = 0x01; /* h.ethernet.dst_address[1] = 0x00; (clib_memset) */ h.ethernet.dst_address[2] = 0x0C; h.ethernet.dst_address[3] = 0xCC; h.ethernet.dst_address[4] = 0xCC; h.ethernet.dst_address[5] = 0xCC; /* leave src address blank (fill in at send time) */ /* leave length blank (fill in at send time) */ /* LLC */ h.llc.dst_sap = h.llc.src_sap = 0xAA; /* SNAP */ h.llc.control = 0x03; /* UI (no extended control bytes) */ /* SNAP */ /* h.snap.oui[0] = 0x00; (clib_memset) */ /* h.snap.oui[1] = 0x00; (clib_memset) */ h.snap.oui[2] = 0x0C; /* Cisco = 0x00000C */ h.snap.protocol = htons (0x2000); /* CDP = 0x2000 */ /* CDP */ h.cdp.version = 2; h.cdp.ttl = 180; vlib_packet_template_init (vm, &cm->packet_templates[CDP_PACKET_TEMPLATE_ETHERNET], /* data */ &h, sizeof (h), /* alloc chunk size */ 8, "cdp-ethernet"); } #if 0 /* retain for reference */ /* Create the hdlc cdp hello packet template */ { hdlc_and_cdp_header_t h; clib_memset (&h, 0, sizeof (h)); h.hdlc.address = 0x0f; /* h.hdlc.control = 0; (clib_memset) */ h.hdlc.protocol = htons (0x2000); /* CDP = 0x2000 */ /* CDP */ h.cdp.version = 2; h.cdp.ttl = 180; vlib_packet_template_init (vm, &cm->packet_templates[CDP_PACKET_TEMPLATE_HDLC], /* data */ &h, sizeof (h), /* alloc chunk size */ 8, "cdp-hdlc"); } /* Create the srp cdp hello packet template */ { srp_and_cdp_header_t h; clib_memset (&h, 0, sizeof (h)); /* Send to 01:00:0c:cc:cc */ h.ethernet.dst_address[0] = 0x01; /* h.ethernet.dst_address[1] = 0x00; (clib_memset) */ h.ethernet.dst_address[2] = 0x0C; h.ethernet.dst_address[3] = 0xCC; h.ethernet.dst_address[4] = 0xCC; h.ethernet.dst_address[5] = 0xCC; /* leave src address blank (fill in at send time) */ /* The srp header is filled in at xmt */ h.srp.ttl = 1; h.srp.priority = 7; h.srp.mode = SRP_MODE_data; srp_header_compute_parity (&h.srp); /* Inner ring and parity will be set at send time */ h.ethernet.type = htons (0x2000); /* CDP = 0x2000 */ /* CDP */ h.cdp.version = 2; h.cdp.ttl = 180; vlib_packet_template_init (vm, &cm->packet_templates[CDP_PACKET_TEMPLATE_SRP], /* data */ &h, sizeof (h), /* alloc chunk size */ 8, "cdp-srp"); } #endif return 0; } VLIB_INIT_FUNCTION (cdp_periodic_init); /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */