Ejemplo n.º 1
0
/* Reload thread */
static int
reload_vrrp_thread(thread_t * thread)
{
	/* set the reloading flag */
	SET_RELOAD;

	/* Destroy master thread */
	vrrp_dispatcher_release(vrrp_data);
	kernel_netlink_close();
	thread_cleanup_master(master);
#ifdef _HAVE_IPVS_SYNCD_
	/* TODO - Note: this didn't work if we found ipvs_syndc on vrrp before on old_vrrp */
	if (global_data->lvs_syncd_if)
		ipvs_syncd_cmd(IPVS_STOPDAEMON, NULL,
		       (global_data->lvs_syncd_vrrp->state == VRRP_STATE_MAST) ? IPVS_MASTER:
										 IPVS_BACKUP,
		       global_data->lvs_syncd_syncid, false);
#endif
	free_global_data(global_data);
	free_vrrp_buffer();
	gratuitous_arp_close();
	ndisc_close();

#ifdef _WITH_LVS_
	if (vrrp_ipvs_needed()) {
		/* Clean ipvs related */
		ipvs_stop();
	}
#endif

	/* Save previous conf data */
	old_vrrp_data = vrrp_data;
	vrrp_data = NULL;
	reset_interface_queue();

	/* Reload the conf */
#ifdef _DEBUG_
	mem_allocated = 0;
#endif
	start_vrrp();

#ifdef _HAVE_IPVS_SYNCD_
	if (global_data->lvs_syncd_if)
		ipvs_syncd_cmd(IPVS_STARTDAEMON, NULL,
			       (global_data->lvs_syncd_vrrp->state == VRRP_STATE_MAST) ? IPVS_MASTER:
											 IPVS_BACKUP,
			       global_data->lvs_syncd_syncid, false);
#endif

	/* free backup data */
	free_vrrp_data(old_vrrp_data);
	free_old_interface_queue();
	UNSET_RELOAD;

	return 0;
}
Ejemplo n.º 2
0
/* Reload thread */
int
reload_vrrp_thread(thread * thread_obj)
{
	/* set the reloading flag */
	SET_RELOAD;
    SYS_VRRP_LOG_INFO("VRRP configure have been reload.");

	/* Close sockpool */
	free_vrrp_sockpool(vrrp_data);

	/* Signal handling */
	signal_reset();
	signal_set(SIGHUP, sighup_vrrp, NULL);
	signal_set(SIGINT, sigend_vrrp, NULL);
	signal_set(SIGTERM, sigend_vrrp, NULL);
	signal_ignore(SIGPIPE);

	/* Destroy master thread */
	thread_destroy_master(master);
	master = thread_make_master();
	free_global_data(data);
	/* add by zhouben */
	backup_if_queue();
	kernel_netlink_close();
	free_vrrp_buffer();
	gratuitous_arp_close();
	ndisc_close();
	vrrp_trackip_close();

	/* Save previous conf data */
	old_vrrp_data = vrrp_data;
	vrrp_data = NULL;

#ifdef _WITH_LVS_
	/* Clean ipvs related */
	//ipvs_stop();
#endif

	/* Reload the conf */
	mem_allocated = 0;
	vrrp_signal_init();
	signal_set(SIGCHLD, thread_child_handler, master);
	start_vrrp();

	/* free backup data */
	free_old_interface_queue_only();
	free_vrrp_data(old_vrrp_data);
	UNSET_RELOAD;

       /*end of reload, store the state to file*/
       reloading = 0;
       vrrp_state_store();
	return 0;
}
Ejemplo n.º 3
0
/* Daemon stop sequence */
static void
stop_vrrp(void)
{
	signal_handler_destroy();

	if (!(debug & 8))
		shutdown_vrrp_instances();

	/* Clear static entries */
	netlink_rtlist(vrrp_data->static_routes, IPROUTE_DEL);
	netlink_iplist(vrrp_data->static_addresses, IPADDRESS_DEL, NULL);

#ifdef _WITH_SNMP_
	if (snmp)
		vrrp_snmp_agent_close();
#endif

	/* Stop daemon */
	pidfile_rm(vrrp_pidfile);

#ifdef _WITH_LVS_
	if (vrrp_ipvs_needed()) {
		/* Clean ipvs related */
		ipvs_stop();
	}
#endif

	/* Clean data */
	free_global_data(global_data);
	vrrp_dispatcher_release(vrrp_data);
	free_vrrp_data(vrrp_data);
	free_vrrp_buffer();
	free_interface_queue();
	kernel_netlink_close();
	thread_destroy_master(master);
	gratuitous_arp_close();
	ndisc_close();

#ifdef _DEBUG_
	keepalived_free_final("VRRP Child process");
#endif

	/*
	 * Reached when terminate signal catched.
	 * finally return to parent process.
	 */
	closelog();
	exit(0);
}
Ejemplo n.º 4
0
/* Reload thread */
int
reload_vrrp_thread(thread_t * thread)
{
	/* set the reloading flag */
	SET_RELOAD;

	/* Signal handling */
	signal_handler_reset();

	/* Destroy master thread */
	vrrp_dispatcher_release(vrrp_data);
	kernel_netlink_close();
	thread_destroy_master(master);
	master = thread_make_master();
	free_global_data(global_data);
	free_interface_queue();
	free_vrrp_buffer();
	gratuitous_arp_close();
	ndisc_close();

#ifdef _WITH_LVS_
	if (vrrp_ipvs_needed()) {
		/* Clean ipvs related */
		ipvs_stop();
	}
#endif

	/* Save previous conf data */
	old_vrrp_data = vrrp_data;
	vrrp_data = NULL;

	/* Reload the conf */
#ifdef _DEBUG_
	mem_allocated = 0;
#endif
	vrrp_signal_init();
	signal_set(SIGCHLD, thread_child_handler, master);
	start_vrrp();

	/* free backup data */
	free_vrrp_data(old_vrrp_data);
	UNSET_RELOAD;

	return 0;
}
Ejemplo n.º 5
0
/* Daemon stop sequence */
static void
stop_vrrp(void)
{
	/* Destroy master thread */
	signal_handler_destroy();
	free_vrrp_sockpool(vrrp_data);
	thread_destroy_master(master);

	/* Clear static entries */
	netlink_rtlist_ipv4(vrrp_data->static_routes, IPROUTE_DEL);
	netlink_iplist_ipv4(-1, vrrp_data->static_addresses, IPADDRESS_DEL);

	if (!(debug & 8))
		shutdown_vrrp_instances();
	free_interface_queue();
	gratuitous_arp_close();	
	ndisc_close();
	vrrp_trackip_close();

	/* Stop daemon */
	pidfile_rm(vrrp_pidfile);

	/* Clean data */
	free_global_data(data);
	free_vrrp_data(vrrp_data);
	free_vrrp_buffer();

#ifdef _WITH_LVS_
	/* Clean ipvs related */
	//ipvs_stop();
#endif

#ifdef _DEBUG_
	keepalived_free_final("VRRP Child process");
#endif

	/*
	 * Reached when terminate signal catched.
	 * finally return to parent process.
	 */
	closelog();
	exit(0);
}
Ejemplo n.º 6
0
/* Reload thread */
int
reload_vrrp_thread(thread_t * thread)
{
	/* set the reloading flag */
	SET_RELOAD;

	/* Close sockpool */
	free_vrrp_sockpool(vrrp_data);

	/* Signal handling */
	signal_reset();
	signal_handler_destroy();

	/* Destroy master thread */
	thread_destroy_master(master);
	master = thread_make_master();
	free_global_data(data);
	free_interface_queue();
	free_vrrp_buffer();
	gratuitous_arp_close();
	ndisc_close();

	/* Save previous conf data */
	old_vrrp_data = vrrp_data;
	vrrp_data = NULL;

#ifdef _WITH_LVS_
	/* Clean ipvs related */
	ipvs_stop();
#endif

	/* Reload the conf */
	mem_allocated = 0;
	vrrp_signal_init();
	signal_set(SIGCHLD, thread_child_handler, master);
	start_vrrp();

	/* free backup data */
	free_vrrp_data(old_vrrp_data);
	UNSET_RELOAD;

	return 0;
}
Ejemplo n.º 7
0
/* Daemon stop sequence */
static void
stop_vrrp(void)
{
	/* Ensure any interfaces are in backup mode,
	 * sending a priority 0 vrrp message
	 */
	restore_vrrp_interfaces();

#ifdef _HAVE_LIBIPTC_
	iptables_fini();
#endif

	/* Clear static entries */
	netlink_rtlist(vrrp_data->static_routes, IPROUTE_DEL);
	netlink_rulelist(vrrp_data->static_rules, IPRULE_DEL);
	netlink_iplist(vrrp_data->static_addresses, IPADDRESS_DEL);

#ifdef _WITH_SNMP_
	if (global_data->enable_snmp_keepalived || global_data->enable_snmp_rfc)
		vrrp_snmp_agent_close();
#endif

	/* Stop daemon */
	pidfile_rm(vrrp_pidfile);

#ifdef _WITH_LVS_
	if (vrrp_ipvs_needed()) {
		/* Clean ipvs related */
		ipvs_stop();
	}
#endif

	/* Clean data */
	free_global_data(global_data);
	vrrp_dispatcher_release(vrrp_data);

	/* This is not nice, but it significantly increases the chances
	 * of an IGMP leave group being sent for some reason.
	 * Since we are about to exit, it doesn't affect anything else
	 * running. */
	sleep ( 1 );

	if (!__test_bit(DONT_RELEASE_VRRP_BIT, &debug))
		shutdown_vrrp_instances();

	free_vrrp_data(vrrp_data);
	free_vrrp_buffer();
	free_interface_queue();
	kernel_netlink_close();
	thread_destroy_master(master);
	gratuitous_arp_close();
	ndisc_close();

	signal_handler_destroy();

#ifdef _DEBUG_
	keepalived_free_final("VRRP Child process");
#endif

	/*
	 * Reached when terminate signal catched.
	 * finally return to parent process.
	 */
	closelog();
	exit(0);
}