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79a1b9ea59
All previously defined defaults are now configurable via -S option. Signed-off-by: Jan Friesse <jfriesse@redhat.com>
99 lines
3.1 KiB
C
99 lines
3.1 KiB
C
/*
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* Copyright (c) 2015-2016 Red Hat, Inc.
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*
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* All rights reserved.
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*
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* Author: Jan Friesse (jfriesse@redhat.com)
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*
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* This software licensed under BSD license, the text of which follows:
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* - Neither the name of the Red Hat, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "qnetd-dpd-timer.h"
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#include "qnetd-log.h"
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static int
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qnetd_dpd_timer_cb(void *data1, void *data2)
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{
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struct qnetd_instance *instance;
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struct qnetd_client *client;
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instance = (struct qnetd_instance *)data1;
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TAILQ_FOREACH(client, &instance->clients, entries) {
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if (!client->init_received) {
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continue;
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}
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client->dpd_time_since_last_check += instance->advanced_settings->dpd_interval;
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if (client->dpd_time_since_last_check > (client->heartbeat_interval * 2)) {
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if (!client->dpd_msg_received_since_last_check) {
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qnetd_log(LOG_WARNING, "Client %s doesn't sent any message during "
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"%"PRIu32"ms. Disconnecting",
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client->addr_str, client->dpd_time_since_last_check);
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client->schedule_disconnect = 1;
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} else {
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client->dpd_time_since_last_check = 0;
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client->dpd_msg_received_since_last_check = 0;
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}
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}
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}
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return (-1);
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}
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int
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qnetd_dpd_timer_init(struct qnetd_instance *instance)
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{
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if (!instance->advanced_settings->dpd_enabled) {
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return (0);
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}
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instance->dpd_timer = timer_list_add(&instance->main_timer_list,
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instance->advanced_settings->dpd_interval,
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qnetd_dpd_timer_cb, (void *)instance, NULL);
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if (instance->dpd_timer == NULL) {
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qnetd_log(LOG_ERR, "Can't initialize dpd timer");
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return (-1);
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}
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return (0);
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}
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void
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qnetd_dpd_timer_destroy(struct qnetd_instance *instance)
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{
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if (instance->dpd_timer != NULL) {
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timer_list_delete(&instance->main_timer_list, instance->dpd_timer);
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instance->dpd_timer = NULL;
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}
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}
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