diff options
Diffstat (limited to 'src/plugins/flowprobe/flowprobe.c')
| -rw-r--r-- | src/plugins/flowprobe/flowprobe.c | 593 |
1 files changed, 462 insertions, 131 deletions
diff --git a/src/plugins/flowprobe/flowprobe.c b/src/plugins/flowprobe/flowprobe.c index ffc43bcd440..58a7cfe22f1 100644 --- a/src/plugins/flowprobe/flowprobe.c +++ b/src/plugins/flowprobe/flowprobe.c @@ -45,35 +45,54 @@ uword flowprobe_walker_process (vlib_main_t * vm, vlib_node_runtime_t * rt, #include <vlibapi/api_helper_macros.h> /* Define the per-interface configurable features */ -/* *INDENT-OFF* */ -VNET_FEATURE_INIT (flow_perpacket_ip4, static) = -{ +VNET_FEATURE_INIT (flowprobe_input_ip4_unicast, static) = { + .arc_name = "ip4-unicast", + .node_name = "flowprobe-input-ip4", + .runs_before = VNET_FEATURES ("ip4-lookup"), +}; +VNET_FEATURE_INIT (flowprobe_input_ip4_multicast, static) = { + .arc_name = "ip4-multicast", + .node_name = "flowprobe-input-ip4", + .runs_before = VNET_FEATURES ("ip4-mfib-forward-lookup"), +}; +VNET_FEATURE_INIT (flowprobe_input_ip6_unicast, static) = { + .arc_name = "ip6-unicast", + .node_name = "flowprobe-input-ip6", + .runs_before = VNET_FEATURES ("ip6-lookup"), +}; +VNET_FEATURE_INIT (flowprobe_input_ip6_multicast, static) = { + .arc_name = "ip6-multicast", + .node_name = "flowprobe-input-ip6", + .runs_before = VNET_FEATURES ("ip6-mfib-forward-lookup"), +}; +VNET_FEATURE_INIT (flowprobe_input_l2, static) = { + .arc_name = "device-input", + .node_name = "flowprobe-input-l2", + .runs_before = VNET_FEATURES ("ethernet-input"), +}; +VNET_FEATURE_INIT (flowprobe_output_ip4, static) = { .arc_name = "ip4-output", - .node_name = "flowprobe-ip4", + .node_name = "flowprobe-output-ip4", .runs_before = VNET_FEATURES ("interface-output"), }; -VNET_FEATURE_INIT (flow_perpacket_ip6, static) = -{ +VNET_FEATURE_INIT (flowprobe_output_ip6, static) = { .arc_name = "ip6-output", - .node_name = "flowprobe-ip6", + .node_name = "flowprobe-output-ip6", .runs_before = VNET_FEATURES ("interface-output"), }; -VNET_FEATURE_INIT (flow_perpacket_l2, static) = { +VNET_FEATURE_INIT (flowprobe_output_l2, static) = { .arc_name = "interface-output", - .node_name = "flowprobe-l2", + .node_name = "flowprobe-output-l2", .runs_before = VNET_FEATURES ("interface-output-arc-end"), }; -/* *INDENT-ON* */ -/* Macro to finish up custom dump fns */ -#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__) -#define FINISH \ - vec_add1 (s, 0); \ - vl_print (handle, (char *)s); \ - vec_free (s); \ - return handle; +#define FINISH \ + vec_add1 (s, 0); \ + vlib_cli_output (handle, (char *) s); \ + vec_free (s); \ + return handle; static inline ipfix_field_specifier_t * flowprobe_template_ip4_fields (ipfix_field_specifier_t * f) @@ -143,7 +162,7 @@ flowprobe_template_l2_fields (ipfix_field_specifier_t * f) static inline ipfix_field_specifier_t * flowprobe_template_common_fields (ipfix_field_specifier_t * f) { -#define flowprobe_template_common_field_count() 5 +#define flowprobe_template_common_field_count() 6 /* ingressInterface, TLV type 10, u32 */ f->e_id_length = ipfix_e_id_length (0 /* enterprise */ , ingressInterface, 4); @@ -154,6 +173,10 @@ flowprobe_template_common_fields (ipfix_field_specifier_t * f) egressInterface, 4); f++; + /* flowDirection, TLV type 61, u8 */ + f->e_id_length = ipfix_e_id_length (0 /* enterprise */, flowDirection, 1); + f++; + /* packetDeltaCount, TLV type 2, u64 */ f->e_id_length = ipfix_e_id_length (0 /* enterprise */ , packetDeltaCount, 8); @@ -202,10 +225,7 @@ flowprobe_template_l4_fields (ipfix_field_specifier_t * f) * @returns u8 * vector containing the indicated IPFIX template packet */ static inline u8 * -flowprobe_template_rewrite_inline (flow_report_main_t * frm, - flow_report_t * fr, - ip4_address_t * collector_address, - ip4_address_t * src_address, +flowprobe_template_rewrite_inline (ipfix_exporter_t *exp, flow_report_t *fr, u16 collector_port, flowprobe_variant_t which) { @@ -223,8 +243,9 @@ flowprobe_template_rewrite_inline (flow_report_main_t * frm, flowprobe_main_t *fm = &flowprobe_main; flowprobe_record_t flags = fr->opaque.as_uword; bool collect_ip4 = false, collect_ip6 = false; + bool collect_l4 = false; - stream = &frm->streams[fr->stream_index]; + stream = &exp->streams[fr->stream_index]; if (flags & FLOW_RECORD_L3) { @@ -235,6 +256,10 @@ flowprobe_template_rewrite_inline (flow_report_main_t * frm, if (which == FLOW_VARIANT_L2_IP6) flags |= FLOW_RECORD_L2_IP6; } + if (flags & FLOW_RECORD_L4) + { + collect_l4 = (which != FLOW_VARIANT_L2); + } field_count += flowprobe_template_common_field_count (); if (flags & FLOW_RECORD_L2) @@ -243,7 +268,7 @@ flowprobe_template_rewrite_inline (flow_report_main_t * frm, field_count += flowprobe_template_ip4_field_count (); if (collect_ip6) field_count += flowprobe_template_ip6_field_count (); - if (flags & FLOW_RECORD_L4) + if (collect_l4) field_count += flowprobe_template_l4_field_count (); /* allocate rewrite space */ @@ -263,8 +288,8 @@ flowprobe_template_rewrite_inline (flow_report_main_t * frm, ip->ip_version_and_header_length = 0x45; ip->ttl = 254; ip->protocol = IP_PROTOCOL_UDP; - ip->src_address.as_u32 = src_address->as_u32; - ip->dst_address.as_u32 = collector_address->as_u32; + ip->src_address.as_u32 = exp->src_address.ip.ip4.as_u32; + ip->dst_address.as_u32 = exp->ipfix_collector.ip.ip4.as_u32; udp->src_port = clib_host_to_net_u16 (stream->src_port); udp->dst_port = clib_host_to_net_u16 (collector_port); udp->length = clib_host_to_net_u16 (vec_len (rewrite) - sizeof (*ip)); @@ -282,7 +307,7 @@ flowprobe_template_rewrite_inline (flow_report_main_t * frm, f = flowprobe_template_ip4_fields (f); if (collect_ip6) f = flowprobe_template_ip6_fields (f); - if (flags & FLOW_RECORD_L4) + if (collect_l4) f = flowprobe_template_l4_fields (f); /* Back to the template packet... */ @@ -309,73 +334,53 @@ flowprobe_template_rewrite_inline (flow_report_main_t * frm, } static u8 * -flowprobe_template_rewrite_ip6 (flow_report_main_t * frm, - flow_report_t * fr, - ip4_address_t * collector_address, - ip4_address_t * src_address, +flowprobe_template_rewrite_ip6 (ipfix_exporter_t *exp, flow_report_t *fr, u16 collector_port, - ipfix_report_element_t * elts, - u32 n_elts, u32 * stream_index) + ipfix_report_element_t *elts, u32 n_elts, + u32 *stream_index) { - return flowprobe_template_rewrite_inline - (frm, fr, collector_address, src_address, collector_port, - FLOW_VARIANT_IP6); + return flowprobe_template_rewrite_inline (exp, fr, collector_port, + FLOW_VARIANT_IP6); } static u8 * -flowprobe_template_rewrite_ip4 (flow_report_main_t * frm, - flow_report_t * fr, - ip4_address_t * collector_address, - ip4_address_t * src_address, +flowprobe_template_rewrite_ip4 (ipfix_exporter_t *exp, flow_report_t *fr, u16 collector_port, - ipfix_report_element_t * elts, - u32 n_elts, u32 * stream_index) + ipfix_report_element_t *elts, u32 n_elts, + u32 *stream_index) { - return flowprobe_template_rewrite_inline - (frm, fr, collector_address, src_address, collector_port, - FLOW_VARIANT_IP4); + return flowprobe_template_rewrite_inline (exp, fr, collector_port, + FLOW_VARIANT_IP4); } static u8 * -flowprobe_template_rewrite_l2 (flow_report_main_t * frm, - flow_report_t * fr, - ip4_address_t * collector_address, - ip4_address_t * src_address, +flowprobe_template_rewrite_l2 (ipfix_exporter_t *exp, flow_report_t *fr, u16 collector_port, - ipfix_report_element_t * elts, - u32 n_elts, u32 * stream_index) + ipfix_report_element_t *elts, u32 n_elts, + u32 *stream_index) { - return flowprobe_template_rewrite_inline - (frm, fr, collector_address, src_address, collector_port, - FLOW_VARIANT_L2); + return flowprobe_template_rewrite_inline (exp, fr, collector_port, + FLOW_VARIANT_L2); } static u8 * -flowprobe_template_rewrite_l2_ip4 (flow_report_main_t * frm, - flow_report_t * fr, - ip4_address_t * collector_address, - ip4_address_t * src_address, +flowprobe_template_rewrite_l2_ip4 (ipfix_exporter_t *exp, flow_report_t *fr, u16 collector_port, - ipfix_report_element_t * elts, - u32 n_elts, u32 * stream_index) + ipfix_report_element_t *elts, u32 n_elts, + u32 *stream_index) { - return flowprobe_template_rewrite_inline - (frm, fr, collector_address, src_address, collector_port, - FLOW_VARIANT_L2_IP4); + return flowprobe_template_rewrite_inline (exp, fr, collector_port, + FLOW_VARIANT_L2_IP4); } static u8 * -flowprobe_template_rewrite_l2_ip6 (flow_report_main_t * frm, - flow_report_t * fr, - ip4_address_t * collector_address, - ip4_address_t * src_address, +flowprobe_template_rewrite_l2_ip6 (ipfix_exporter_t *exp, flow_report_t *fr, u16 collector_port, - ipfix_report_element_t * elts, - u32 n_elts, u32 * stream_index) + ipfix_report_element_t *elts, u32 n_elts, + u32 *stream_index) { - return flowprobe_template_rewrite_inline - (frm, fr, collector_address, src_address, collector_port, - FLOW_VARIANT_L2_IP6); + return flowprobe_template_rewrite_inline (exp, fr, collector_port, + FLOW_VARIANT_L2_IP6); } /** @@ -389,27 +394,27 @@ flowprobe_template_rewrite_l2_ip6 (flow_report_main_t * frm, * will be sent. */ vlib_frame_t * -flowprobe_data_callback_ip4 (flow_report_main_t * frm, - flow_report_t * fr, - vlib_frame_t * f, u32 * to_next, u32 node_index) +flowprobe_data_callback_ip4 (flow_report_main_t *frm, ipfix_exporter_t *exp, + flow_report_t *fr, vlib_frame_t *f, u32 *to_next, + u32 node_index) { flowprobe_flush_callback_ip4 (); return f; } vlib_frame_t * -flowprobe_data_callback_ip6 (flow_report_main_t * frm, - flow_report_t * fr, - vlib_frame_t * f, u32 * to_next, u32 node_index) +flowprobe_data_callback_ip6 (flow_report_main_t *frm, ipfix_exporter_t *exp, + flow_report_t *fr, vlib_frame_t *f, u32 *to_next, + u32 node_index) { flowprobe_flush_callback_ip6 (); return f; } vlib_frame_t * -flowprobe_data_callback_l2 (flow_report_main_t * frm, - flow_report_t * fr, - vlib_frame_t * f, u32 * to_next, u32 node_index) +flowprobe_data_callback_l2 (flow_report_main_t *frm, ipfix_exporter_t *exp, + flow_report_t *fr, vlib_frame_t *f, u32 *to_next, + u32 node_index) { flowprobe_flush_callback_l2 (); return f; @@ -422,7 +427,7 @@ flowprobe_template_add_del (u32 domain_id, u16 src_port, vnet_flow_rewrite_callback_t * rewrite_callback, bool is_add, u16 * template_id) { - flow_report_main_t *frm = &flow_report_main; + ipfix_exporter_t *exp = &flow_report_main.exporters[0]; vnet_flow_report_add_del_args_t a = { .rewrite_callback = rewrite_callback, .flow_data_callback = flow_data_callback, @@ -431,7 +436,7 @@ flowprobe_template_add_del (u32 domain_id, u16 src_port, .src_port = src_port, .opaque.as_uword = flags, }; - return vnet_flow_report_add_del (frm, &a, template_id); + return vnet_flow_report_add_del (exp, &a, template_id); } static void @@ -501,11 +506,49 @@ flowprobe_create_state_tables (u32 active_timer) return error; } +static clib_error_t * +flowprobe_clear_state_if_index (u32 sw_if_index) +{ + flowprobe_main_t *fm = &flowprobe_main; + clib_error_t *error = 0; + u32 worker_i; + u32 entry_i; + + if (fm->active_timer > 0) + { + vec_foreach_index (worker_i, fm->pool_per_worker) + { + pool_foreach_index (entry_i, fm->pool_per_worker[worker_i]) + { + flowprobe_entry_t *e = + pool_elt_at_index (fm->pool_per_worker[worker_i], entry_i); + if (e->key.rx_sw_if_index == sw_if_index || + e->key.tx_sw_if_index == sw_if_index) + { + e->packetcount = 0; + e->octetcount = 0; + e->prot.tcp.flags = 0; + if (fm->passive_timer > 0) + { + tw_timer_stop_2t_1w_2048sl ( + fm->timers_per_worker[worker_i], + e->passive_timer_handle); + } + flowprobe_delete_by_index (worker_i, entry_i); + } + } + } + } + + return error; +} + static int validate_feature_on_interface (flowprobe_main_t * fm, u32 sw_if_index, u8 which) { vec_validate_init_empty (fm->flow_per_interface, sw_if_index, ~0); + vec_validate_init_empty (fm->direction_per_interface, sw_if_index, ~0); if (fm->flow_per_interface[sw_if_index] == (u8) ~ 0) return -1; @@ -519,13 +562,15 @@ validate_feature_on_interface (flowprobe_main_t * fm, u32 sw_if_index, * @brief configure / deconfigure the IPFIX flow-per-packet * @param fm flowprobe_main_t * fm * @param sw_if_index u32 the desired interface + * @param which u8 the desired datapath + * @param direction u8 the desired direction * @param is_add int 1 to enable the feature, 0 to disable it * @returns 0 if successful, non-zero otherwise */ static int -flowprobe_tx_interface_add_del_feature (flowprobe_main_t * fm, - u32 sw_if_index, u8 which, int is_add) +flowprobe_interface_add_del_feature (flowprobe_main_t *fm, u32 sw_if_index, + u8 which, u8 direction, int is_add) { vlib_main_t *vm = vlib_get_main (); int rv = 0; @@ -533,6 +578,7 @@ flowprobe_tx_interface_add_del_feature (flowprobe_main_t * fm, flowprobe_record_t flags = fm->record; fm->flow_per_interface[sw_if_index] = (is_add) ? which : (u8) ~ 0; + fm->direction_per_interface[sw_if_index] = (is_add) ? direction : (u8) ~0; fm->template_per_flow[which] += (is_add) ? 1 : -1; if (is_add && fm->template_per_flow[which] > 1) template_id = fm->template_reports[flags]; @@ -542,12 +588,17 @@ flowprobe_tx_interface_add_del_feature (flowprobe_main_t * fm, { if (which == FLOW_VARIANT_L2) { + if (!is_add) + { + flowprobe_flush_callback_l2 (); + } if (fm->record & FLOW_RECORD_L2) { rv = flowprobe_template_add_del (1, UDP_DST_PORT_ipfix, flags, flowprobe_data_callback_l2, flowprobe_template_rewrite_l2, is_add, &template_id); + fm->template_reports[flags] = (is_add) ? template_id : 0; } if (fm->record & FLOW_RECORD_L3 || fm->record & FLOW_RECORD_L4) { @@ -570,20 +621,30 @@ flowprobe_tx_interface_add_del_feature (flowprobe_main_t * fm, flags | FLOW_RECORD_L2_IP4; fm->context[FLOW_VARIANT_L2_IP6].flags = flags | FLOW_RECORD_L2_IP6; - - fm->template_reports[flags] = template_id; } } else if (which == FLOW_VARIANT_IP4) - rv = flowprobe_template_add_del (1, UDP_DST_PORT_ipfix, flags, - flowprobe_data_callback_ip4, - flowprobe_template_rewrite_ip4, - is_add, &template_id); + { + if (!is_add) + { + flowprobe_flush_callback_ip4 (); + } + rv = flowprobe_template_add_del ( + 1, UDP_DST_PORT_ipfix, flags, flowprobe_data_callback_ip4, + flowprobe_template_rewrite_ip4, is_add, &template_id); + fm->template_reports[flags] = (is_add) ? template_id : 0; + } else if (which == FLOW_VARIANT_IP6) - rv = flowprobe_template_add_del (1, UDP_DST_PORT_ipfix, flags, - flowprobe_data_callback_ip6, - flowprobe_template_rewrite_ip6, - is_add, &template_id); + { + if (!is_add) + { + flowprobe_flush_callback_ip6 (); + } + rv = flowprobe_template_add_del ( + 1, UDP_DST_PORT_ipfix, flags, flowprobe_data_callback_ip6, + flowprobe_template_rewrite_ip6, is_add, &template_id); + fm->template_reports[flags] = (is_add) ? template_id : 0; + } } if (rv && rv != VNET_API_ERROR_VALUE_EXIST) { @@ -594,18 +655,41 @@ flowprobe_tx_interface_add_del_feature (flowprobe_main_t * fm, if (which != (u8) ~ 0) { fm->context[which].flags = fm->record; - fm->template_reports[flags] = (is_add) ? template_id : 0; } - if (which == FLOW_VARIANT_IP4) - vnet_feature_enable_disable ("ip4-output", "flowprobe-ip4", - sw_if_index, is_add, 0, 0); - else if (which == FLOW_VARIANT_IP6) - vnet_feature_enable_disable ("ip6-output", "flowprobe-ip6", - sw_if_index, is_add, 0, 0); - else if (which == FLOW_VARIANT_L2) - vnet_feature_enable_disable ("interface-output", "flowprobe-l2", - sw_if_index, is_add, 0, 0); + if (direction == FLOW_DIRECTION_RX || direction == FLOW_DIRECTION_BOTH) + { + if (which == FLOW_VARIANT_IP4) + { + vnet_feature_enable_disable ("ip4-unicast", "flowprobe-input-ip4", + sw_if_index, is_add, 0, 0); + vnet_feature_enable_disable ("ip4-multicast", "flowprobe-input-ip4", + sw_if_index, is_add, 0, 0); + } + else if (which == FLOW_VARIANT_IP6) + { + vnet_feature_enable_disable ("ip6-unicast", "flowprobe-input-ip6", + sw_if_index, is_add, 0, 0); + vnet_feature_enable_disable ("ip6-multicast", "flowprobe-input-ip6", + sw_if_index, is_add, 0, 0); + } + else if (which == FLOW_VARIANT_L2) + vnet_feature_enable_disable ("device-input", "flowprobe-input-l2", + sw_if_index, is_add, 0, 0); + } + + if (direction == FLOW_DIRECTION_TX || direction == FLOW_DIRECTION_BOTH) + { + if (which == FLOW_VARIANT_IP4) + vnet_feature_enable_disable ("ip4-output", "flowprobe-output-ip4", + sw_if_index, is_add, 0, 0); + else if (which == FLOW_VARIANT_IP6) + vnet_feature_enable_disable ("ip6-output", "flowprobe-output-ip6", + sw_if_index, is_add, 0, 0); + else if (which == FLOW_VARIANT_L2) + vnet_feature_enable_disable ("interface-output", "flowprobe-output-l2", + sw_if_index, is_add, 0, 0); + } /* Stateful flow collection */ if (is_add && !fm->initialized) @@ -615,6 +699,11 @@ flowprobe_tx_interface_add_del_feature (flowprobe_main_t * fm, vlib_process_signal_event (vm, flowprobe_timer_node.index, 1, 0); } + if (!is_add && fm->initialized) + { + flowprobe_clear_state_if_index (sw_if_index); + } + return 0; } @@ -646,8 +735,8 @@ void vl_api_flowprobe_tx_interface_add_del_t_handler goto out; } - rv = flowprobe_tx_interface_add_del_feature - (fm, sw_if_index, mp->which, mp->is_add); + rv = flowprobe_interface_add_del_feature (fm, sw_if_index, mp->which, + FLOW_DIRECTION_TX, mp->is_add); out: BAD_SW_IF_INDEX_LABEL; @@ -655,6 +744,167 @@ out: REPLY_MACRO (VL_API_FLOWPROBE_TX_INTERFACE_ADD_DEL_REPLY); } +void +vl_api_flowprobe_interface_add_del_t_handler ( + vl_api_flowprobe_interface_add_del_t *mp) +{ + flowprobe_main_t *fm = &flowprobe_main; + vl_api_flowprobe_interface_add_del_reply_t *rmp; + u32 sw_if_index; + u8 which; + u8 direction; + bool is_add; + int rv = 0; + + VALIDATE_SW_IF_INDEX (mp); + + sw_if_index = ntohl (mp->sw_if_index); + is_add = mp->is_add; + + if (mp->which == FLOWPROBE_WHICH_IP4) + which = FLOW_VARIANT_IP4; + else if (mp->which == FLOWPROBE_WHICH_IP6) + which = FLOW_VARIANT_IP6; + else if (mp->which == FLOWPROBE_WHICH_L2) + which = FLOW_VARIANT_L2; + else + { + clib_warning ("Invalid value of which"); + rv = VNET_API_ERROR_INVALID_VALUE; + goto out; + } + + if (mp->direction == FLOWPROBE_DIRECTION_RX) + direction = FLOW_DIRECTION_RX; + else if (mp->direction == FLOWPROBE_DIRECTION_TX) + direction = FLOW_DIRECTION_TX; + else if (mp->direction == FLOWPROBE_DIRECTION_BOTH) + direction = FLOW_DIRECTION_BOTH; + else + { + clib_warning ("Invalid value of direction"); + rv = VNET_API_ERROR_INVALID_VALUE; + goto out; + } + + if (fm->record == 0) + { + clib_warning ("Please specify flowprobe params record first"); + rv = VNET_API_ERROR_CANNOT_ENABLE_DISABLE_FEATURE; + goto out; + } + + rv = validate_feature_on_interface (fm, sw_if_index, which); + if (rv == 1) + { + if (is_add) + { + clib_warning ("Variant is already enabled for given interface"); + rv = VNET_API_ERROR_ENTRY_ALREADY_EXISTS; + goto out; + } + } + else if (rv == 0) + { + clib_warning ("Interface has different variant enabled"); + rv = VNET_API_ERROR_ENTRY_ALREADY_EXISTS; + goto out; + } + else if (rv == -1) + { + if (!is_add) + { + clib_warning ("Interface has no variant enabled"); + rv = VNET_API_ERROR_NO_SUCH_ENTRY; + goto out; + } + } + + rv = flowprobe_interface_add_del_feature (fm, sw_if_index, which, direction, + is_add); + +out: + BAD_SW_IF_INDEX_LABEL; + + REPLY_MACRO (VL_API_FLOWPROBE_INTERFACE_ADD_DEL_REPLY); +} + +static void +send_flowprobe_interface_details (u32 sw_if_index, u8 which, u8 direction, + vl_api_registration_t *reg, u32 context) +{ + flowprobe_main_t *fm = &flowprobe_main; + vl_api_flowprobe_interface_details_t *rmp = 0; + + rmp = vl_msg_api_alloc (sizeof (*rmp)); + if (!rmp) + return; + clib_memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = + ntohs (VL_API_FLOWPROBE_INTERFACE_DETAILS + REPLY_MSG_ID_BASE); + rmp->context = context; + + rmp->sw_if_index = htonl (sw_if_index); + + if (which == FLOW_VARIANT_IP4) + rmp->which = FLOWPROBE_WHICH_IP4; + else if (which == FLOW_VARIANT_IP6) + rmp->which = FLOWPROBE_WHICH_IP6; + else if (which == FLOW_VARIANT_L2) + rmp->which = FLOWPROBE_WHICH_L2; + else + ASSERT (0); + + if (direction == FLOW_DIRECTION_RX) + rmp->direction = FLOWPROBE_DIRECTION_RX; + else if (direction == FLOW_DIRECTION_TX) + rmp->direction = FLOWPROBE_DIRECTION_TX; + else if (direction == FLOW_DIRECTION_BOTH) + rmp->direction = FLOWPROBE_DIRECTION_BOTH; + else + ASSERT (0); + + vl_api_send_msg (reg, (u8 *) rmp); +} + +static void +vl_api_flowprobe_interface_dump_t_handler ( + vl_api_flowprobe_interface_dump_t *mp) +{ + flowprobe_main_t *fm = &flowprobe_main; + vl_api_registration_t *reg; + u32 sw_if_index; + + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; + + sw_if_index = ntohl (mp->sw_if_index); + + if (sw_if_index == ~0) + { + u8 *which; + + vec_foreach (which, fm->flow_per_interface) + { + if (*which == (u8) ~0) + continue; + + sw_if_index = which - fm->flow_per_interface; + send_flowprobe_interface_details ( + sw_if_index, *which, fm->direction_per_interface[sw_if_index], reg, + mp->context); + } + } + else if (vec_len (fm->flow_per_interface) > sw_if_index && + fm->flow_per_interface[sw_if_index] != (u8) ~0) + { + send_flowprobe_interface_details ( + sw_if_index, fm->flow_per_interface[sw_if_index], + fm->direction_per_interface[sw_if_index], reg, mp->context); + } +} + #define vec_neg_search(v,E) \ ({ \ word _v(i) = 0; \ @@ -675,7 +925,7 @@ flowprobe_params (flowprobe_main_t * fm, u8 record_l2, flowprobe_record_t flags = 0; if (vec_neg_search (fm->flow_per_interface, (u8) ~ 0) != ~0) - return ~0; + return VNET_API_ERROR_UNSUPPORTED; if (record_l2) flags |= FLOW_RECORD_L2; @@ -715,17 +965,89 @@ vl_api_flowprobe_params_t_handler (vl_api_flowprobe_params_t * mp) REPLY_MACRO (VL_API_FLOWPROBE_PARAMS_REPLY); } -/* *INDENT-OFF* */ +void +vl_api_flowprobe_set_params_t_handler (vl_api_flowprobe_set_params_t *mp) +{ + flowprobe_main_t *fm = &flowprobe_main; + vl_api_flowprobe_set_params_reply_t *rmp; + bool record_l2, record_l3, record_l4; + u32 active_timer; + u32 passive_timer; + int rv = 0; + + record_l2 = (mp->record_flags & FLOWPROBE_RECORD_FLAG_L2); + record_l3 = (mp->record_flags & FLOWPROBE_RECORD_FLAG_L3); + record_l4 = (mp->record_flags & FLOWPROBE_RECORD_FLAG_L4); + + active_timer = clib_net_to_host_u32 (mp->active_timer); + passive_timer = clib_net_to_host_u32 (mp->passive_timer); + + if (passive_timer > 0 && active_timer > passive_timer) + { + clib_warning ("Passive timer must be greater than active timer"); + rv = VNET_API_ERROR_INVALID_VALUE; + goto out; + } + + rv = flowprobe_params (fm, record_l2, record_l3, record_l4, active_timer, + passive_timer); + if (rv == VNET_API_ERROR_UNSUPPORTED) + clib_warning ( + "Cannot change params when feature is enabled on some interfaces"); + +out: + REPLY_MACRO (VL_API_FLOWPROBE_SET_PARAMS_REPLY); +} + +void +vl_api_flowprobe_get_params_t_handler (vl_api_flowprobe_get_params_t *mp) +{ + flowprobe_main_t *fm = &flowprobe_main; + vl_api_flowprobe_get_params_reply_t *rmp; + u8 record_flags = 0; + int rv = 0; + + if (fm->record & FLOW_RECORD_L2) + record_flags |= FLOWPROBE_RECORD_FLAG_L2; + if (fm->record & FLOW_RECORD_L3) + record_flags |= FLOWPROBE_RECORD_FLAG_L3; + if (fm->record & FLOW_RECORD_L4) + record_flags |= FLOWPROBE_RECORD_FLAG_L4; + + // clang-format off + REPLY_MACRO2 (VL_API_FLOWPROBE_GET_PARAMS_REPLY, + ({ + rmp->record_flags = record_flags; + rmp->active_timer = htonl (fm->active_timer); + rmp->passive_timer = htonl (fm->passive_timer); + })); + // clang-format on +} + VLIB_PLUGIN_REGISTER () = { .version = VPP_BUILD_VER, .description = "Flow per Packet", }; -/* *INDENT-ON* */ + +u8 * +format_flowprobe_direction (u8 *s, va_list *args) +{ + u8 *direction = va_arg (*args, u8 *); + if (*direction == FLOW_DIRECTION_RX) + s = format (s, "rx"); + else if (*direction == FLOW_DIRECTION_TX) + s = format (s, "tx"); + else if (*direction == FLOW_DIRECTION_BOTH) + s = format (s, "rx tx"); + + return s; +} u8 * format_flowprobe_entry (u8 * s, va_list * args) { flowprobe_entry_t *e = va_arg (*args, flowprobe_entry_t *); + s = format (s, " %U", format_flowprobe_direction, &e->key.direction); s = format (s, " %d/%d", e->key.rx_sw_if_index, e->key.tx_sw_if_index); s = format (s, " %U %U", format_ethernet_address, &e->key.src_mac, @@ -789,14 +1111,12 @@ flowprobe_show_table_fn (vlib_main_t * vm, for (i = 0; i < vec_len (fm->pool_per_worker); i++) { - /* *INDENT-OFF* */ pool_foreach (e, fm->pool_per_worker[i]) { vlib_cli_output (vm, "%U", format_flowprobe_entry, e); } - /* *INDENT-ON* */ } return 0; @@ -822,14 +1142,15 @@ flowprobe_show_stats_fn (vlib_main_t * vm, } static clib_error_t * -flowprobe_tx_interface_add_del_feature_command_fn (vlib_main_t * vm, - unformat_input_t * input, - vlib_cli_command_t * cmd) +flowprobe_interface_add_del_feature_command_fn (vlib_main_t *vm, + unformat_input_t *input, + vlib_cli_command_t *cmd) { flowprobe_main_t *fm = &flowprobe_main; u32 sw_if_index = ~0; int is_add = 1; u8 which = FLOW_VARIANT_IP4; + flowprobe_direction_t direction = FLOW_DIRECTION_TX; int rv; while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) @@ -844,6 +1165,12 @@ flowprobe_tx_interface_add_del_feature_command_fn (vlib_main_t * vm, which = FLOW_VARIANT_IP6; else if (unformat (input, "l2")) which = FLOW_VARIANT_L2; + else if (unformat (input, "rx")) + direction = FLOW_DIRECTION_RX; + else if (unformat (input, "tx")) + direction = FLOW_DIRECTION_TX; + else if (unformat (input, "both")) + direction = FLOW_DIRECTION_BOTH; else break; } @@ -865,9 +1192,16 @@ flowprobe_tx_interface_add_del_feature_command_fn (vlib_main_t * vm, else if (rv == 0) return clib_error_return (0, "Interface has enable different datapath ..."); + else if (rv == -1) + { + if (!is_add) + { + return clib_error_return (0, "Interface has no datapath enabled"); + } + } - rv = - flowprobe_tx_interface_add_del_feature (fm, sw_if_index, which, is_add); + rv = flowprobe_interface_add_del_feature (fm, sw_if_index, which, direction, + is_add); switch (rv) { case 0: @@ -904,9 +1238,10 @@ flowprobe_show_feature_command_fn (vlib_main_t * vm, continue; sw_if_index = which - fm->flow_per_interface; - vlib_cli_output (vm, " %U %U", format_vnet_sw_if_index_name, + vlib_cli_output (vm, " %U %U %U", format_vnet_sw_if_index_name, vnet_get_main (), sw_if_index, format_flowprobe_feature, - which); + which, format_flowprobe_direction, + &fm->direction_per_interface[sw_if_index]); } return 0; } @@ -983,18 +1318,17 @@ flowprobe_show_params_command_fn (vlib_main_t * vm, * @cliexend * @endparblock ?*/ -/* *INDENT-OFF* */ VLIB_CLI_COMMAND (flowprobe_enable_disable_command, static) = { - .path = "flowprobe feature add-del", - .short_help = - "flowprobe feature add-del <interface-name> <l2|ip4|ip6> disable", - .function = flowprobe_tx_interface_add_del_feature_command_fn, + .path = "flowprobe feature add-del", + .short_help = "flowprobe feature add-del <interface-name> [(l2|ip4|ip6)] " + "[(rx|tx|both)] [disable]", + .function = flowprobe_interface_add_del_feature_command_fn, }; VLIB_CLI_COMMAND (flowprobe_params_command, static) = { - .path = "flowprobe params", - .short_help = - "flowprobe params record <[l2] [l3] [l4]> [active <timer> passive <timer>]", - .function = flowprobe_params_command_fn, + .path = "flowprobe params", + .short_help = "flowprobe params record [l2] [l3] [l4] [active <timer>] " + "[passive <timer>]", + .function = flowprobe_params_command_fn, }; VLIB_CLI_COMMAND (flowprobe_show_feature_command, static) = { @@ -1019,7 +1353,6 @@ VLIB_CLI_COMMAND (flowprobe_show_stats_command, static) = { .short_help = "show flowprobe statistics", .function = flowprobe_show_stats_fn, }; -/* *INDENT-ON* */ /* * Main-core process, sending an interrupt to the per worker input @@ -1073,13 +1406,11 @@ timer_process (vlib_main_t * vm, vlib_node_runtime_t * rt, vlib_frame_t * f) return 0; /* or not */ } -/* *INDENT-OFF* */ VLIB_REGISTER_NODE (flowprobe_timer_node,static) = { .function = timer_process, .name = "flowprobe-timer-process", .type = VLIB_NODE_TYPE_PROCESS, }; -/* *INDENT-ON* */ #include <flowprobe/flowprobe.api.c> |