/* 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;
}
/* 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;
}
/* 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;
}
/* 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;
}
/* Register VRRP thread */
int
start_vrrp_child(void)
{
#ifndef _DEBUG_
pid_t pid;
int ret;
/* Initialize child process */
pid = fork();
if (pid < 0) {
log_message(LOG_INFO, "VRRP child process: fork error(%s)"
, strerror(errno));
return -1;
} else if (pid) {
vrrp_child = pid;
log_message(LOG_INFO, "Starting VRRP child process, pid=%d"
, pid);
/* Start respawning thread */
thread_add_child(master, vrrp_respawn_thread, NULL,
pid, RESPAWN_TIMER);
return 0;
}
signal_handler_destroy();
/* Opening local VRRP syslog channel */
openlog(PROG_VRRP, LOG_PID | ((__test_bit(LOG_CONSOLE_BIT, &debug)) ? LOG_CONS : 0)
, (log_facility==LOG_DAEMON) ? LOG_LOCAL1 : log_facility);
/* Child process part, write pidfile */
if (!pidfile_write(vrrp_pidfile, getpid())) {
/* Fatal error */
log_message(LOG_INFO, "VRRP child process: cannot write pidfile");
exit(0);
}
/* Create the new master thread */
thread_destroy_master(master);
master = thread_make_master();
/* change to / dir */
ret = chdir("/");
if (ret < 0) {
log_message(LOG_INFO, "VRRP child process: error chdir");
}
/* Set mask */
umask(0);
#endif
/* If last process died during a reload, we can get there and we
* don't want to loop again, because we're not reloading anymore.
*/
UNSET_RELOAD;
/* Signal handling initialization */
vrrp_signal_init();
/* Start VRRP daemon */
start_vrrp();
/* Launch the scheduling I/O multiplexer */
launch_scheduler();
/* Finish VRRP daemon process */
stop_vrrp();
exit(0);
}
