2 * Copyright (c) 2017 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
18 #include <vnet/bonding/node.h>
19 #include <lacp/node.h>
22 * LACP State = TRANSMIT
24 static lacp_fsm_state_t lacp_tx_state_transmit[] = {
25 {LACP_ACTION_TRANSMIT, LACP_TX_STATE_TRANSMIT}, // event 0 BEGIN
26 {LACP_ACTION_TRANSMIT, LACP_TX_STATE_TRANSMIT}, // event 1 NTT
29 static lacp_fsm_machine_t lacp_tx_fsm_table[] = {
30 {lacp_tx_state_transmit},
33 lacp_machine_t lacp_tx_machine = {
39 lacp_tx_action_transmit (void *p1, void *p2)
41 vlib_main_t *vm = (vlib_main_t *) p1;
42 slave_if_t *sif = (slave_if_t *) p2;
43 lacp_main_t *lm = &lacp_main;
44 f64 now = vlib_time_now (lm->vlib_main);
46 if (!lacp_timer_is_running (sif->periodic_timer))
49 // No more than 3 LACPDUs per fast interval
50 if (now <= (sif->last_lacpdu_time + 0.333))
55 lacp_send_lacp_pdu (vm, sif);
56 lacp_schedule_periodic_timer (lm->vlib_main, sif);
64 format_tx_event (u8 * s, va_list * args)
66 static lacp_event_struct lacp_tx_event_array[] = {
67 #define _(b, s, n) {.bit = b, .str = #s, },
72 int e = va_arg (*args, int);
73 lacp_event_struct *event_entry =
74 (lacp_event_struct *) & lacp_tx_event_array;
76 if (e >= (sizeof (lacp_tx_event_array) / sizeof (*event_entry)))
77 s = format (s, "Bad event %d", e);
79 s = format (s, "%s", event_entry[e].str);
85 lacp_tx_debug_func (slave_if_t * sif, int event, int state,
86 lacp_fsm_state_t * transition)
88 clib_warning ("%U-TX: event %U, old state %U, new state %U",
89 format_vnet_sw_if_index_name, vnet_get_main (),
90 sif->sw_if_index, format_tx_event,
91 event, format_tx_sm_state, state, format_tx_sm_state,
92 transition->next_state);
96 lacp_init_tx_machine (vlib_main_t * vm, slave_if_t * sif)
98 lacp_machine_dispatch (&lacp_tx_machine, vm, sif, LACP_TX_EVENT_BEGIN,
100 if (sif->is_passive == 0)
101 lacp_machine_dispatch (&lacp_tx_machine, vm, sif, LACP_TX_EVENT_NTT,
106 * fd.io coding-style-patch-verification: ON
109 * eval: (c-set-style "gnu")