/* Entry point */
int
main(int argc, char **argv)
{
/* Init debugging level */
mem_allocated = 0;
debug = 0;
/*
* Parse command line and set debug level.
* bits 0..7 reserved by main.c
*/
parse_cmdline(argc, argv);
openlog(PROG, LOG_PID | ((debug & 1) ? LOG_CONS : 0), log_facility);
log_message(LOG_INFO, "Starting " VERSION_STRING);
/* Check if keepalived is already running */
if (keepalived_running(daemon_mode)) {
log_message(LOG_INFO, "daemon is already running");
goto end;
}
if (debug & 1)
enable_console_log();
/* daemonize process */
if (!(debug & 2))
xdaemon(0, 0, 0);
/* write the father's pidfile */
if (!pidfile_write(main_pidfile, getpid()))
goto end;
#ifndef _DEBUG_
/* Signal handling initialization */
signal_init();
#endif
/* Create the master thread */
master = thread_make_master();
/* Init daemon */
start_keepalived();
#ifndef _DEBUG_
/* Launch the scheduling I/O multiplexer */
launch_scheduler();
/* Finish daemon process */
stop_keepalived();
#endif
/*
* Reached when terminate signal catched.
* finally return from system
*/
end:
closelog();
exit(0);
}
/* Daemon init sequence */
void
open_bfd_pipes(void)
{
#ifdef _WITH_VRRP_
/* Open BFD VRRP control pipe */
if (open_pipe(bfd_vrrp_event_pipe) == -1) {
log_message(LOG_ERR, "Unable to create BFD vrrp event pipe: %m");
stop_keepalived();
return;
}
#endif
#ifdef _WITH_LVS_
/* Open BFD checker control pipe */
if (open_pipe(bfd_checker_event_pipe) == -1) {
log_message(LOG_ERR, "Unable to create BFD checker event pipe: %m");
stop_keepalived();
return;
}
#endif
}
/* Entry point */
int
main(int argc, char **argv)
{
int report_stopped = true;
/* Init debugging level */
debug = 0;
/* Initialise daemon_mode */
__set_bit(DAEMON_VRRP, &daemon_mode);
__set_bit(DAEMON_CHECKERS, &daemon_mode);
/*
* Parse command line and set debug level.
* bits 0..7 reserved by main.c
*/
parse_cmdline(argc, argv);
openlog(PROG, LOG_PID | ((__test_bit(LOG_CONSOLE_BIT, &debug)) ? LOG_CONS : 0)
, log_facility);
#ifdef GIT_COMMIT
log_message(LOG_INFO, "Starting %s, git commit %s", VERSION_STRING, GIT_COMMIT);
#else
log_message(LOG_INFO, "Starting %s", VERSION_STRING);
#endif
/* Check if keepalived is already running */
if (keepalived_running(daemon_mode)) {
log_message(LOG_INFO, "daemon is already running");
report_stopped = false;
goto end;
}
if (__test_bit(LOG_CONSOLE_BIT, &debug))
enable_console_log();
/* daemonize process */
if (!__test_bit(DONT_FORK_BIT, &debug))
xdaemon(0, 0, 0);
/* write the father's pidfile */
if (!pidfile_write(main_pidfile, getpid()))
goto end;
#ifndef _DEBUG_
/* Signal handling initialization */
signal_init();
#endif
/* Create the master thread */
master = thread_make_master();
/* Init daemon */
start_keepalived();
#ifndef _DEBUG_
/* Launch the scheduling I/O multiplexer */
launch_scheduler();
/* Finish daemon process */
stop_keepalived();
#endif
/*
* Reached when terminate signal catched.
* finally return from system
*/
end:
if (report_stopped) {
#ifdef GIT_COMMIT
log_message(LOG_INFO, "Stopped %s, git commit %s", VERSION_STRING, GIT_COMMIT);
#else
log_message(LOG_INFO, "Stopped %s", VERSION_STRING);
#endif
}
closelog();
exit(0);
}
/* Entry point */
int
main(int argc, char **argv)
{
int report_stopped = true;
/* Init debugging level */
debug = 0;
/* Initialise daemon_mode */
__set_bit(DAEMON_VRRP, &daemon_mode);
__set_bit(DAEMON_CHECKERS, &daemon_mode);
/*
* Parse command line and set debug level.
* bits 0..7 reserved by main.c
*/
parse_cmdline(argc, argv);
openlog(PROG, LOG_PID | ((__test_bit(LOG_CONSOLE_BIT, &debug)) ? LOG_CONS : 0)
, log_facility);
#ifdef GIT_COMMIT
log_message(LOG_INFO, "Starting %s, git commit %s", VERSION_STRING, GIT_COMMIT);
#else
log_message(LOG_INFO, "Starting %s", VERSION_STRING);
#endif
#ifdef _MEM_CHECK_
mem_log_init(PROG);
#endif
/* Handle any core file requirements */
core_dump_init();
/* Check if keepalived is already running */
if (keepalived_running(daemon_mode)) {
log_message(LOG_INFO, "daemon is already running");
report_stopped = false;
goto end;
}
if (__test_bit(LOG_CONSOLE_BIT, &debug))
enable_console_log();
/* daemonize process */
if (!__test_bit(DONT_FORK_BIT, &debug))
xdaemon(0, 0, 0);
/* Check we can read the configuration file(s).
NOTE: the working directory will be / if we
forked, but will be the current working directory
when keepalived was run if we haven't forked.
This means that if any config file names are not
absolute file names, the behaviour will be different
depending on whether we forked or not. */
if (!check_conf_file(conf_file))
goto end;
/* write the father's pidfile */
if (!pidfile_write(main_pidfile, getpid()))
goto end;
#ifndef _DEBUG_
/* Signal handling initialization */
signal_init();
#endif
/* Create the master thread */
master = thread_make_master();
/* Init daemon */
start_keepalived();
#ifndef _DEBUG_
/* Launch the scheduling I/O multiplexer */
launch_scheduler();
/* Finish daemon process */
stop_keepalived();
#endif
/*
* Reached when terminate signal catched.
* finally return from system
*/
end:
if (report_stopped) {
#ifdef GIT_COMMIT
log_message(LOG_INFO, "Stopped %s, git commit %s", VERSION_STRING, GIT_COMMIT);
#else
log_message(LOG_INFO, "Stopped %s", VERSION_STRING);
#endif
}
/* Restore original core_pattern if necessary */
if (orig_core_dump_pattern)
update_core_dump_pattern(orig_core_dump_pattern);
closelog();
exit(0);
}
/* Command line parser */
static void
parse_cmdline(int argc, char **argv)
{
int c;
struct option long_options[] = {
{"use-file", required_argument, 0, 'f'},
{"vrrp", no_argument, 0, 'P'},
{"check", no_argument, 0, 'C'},
{"log-console", no_argument, 0, 'l'},
{"log-detail", no_argument, 0, 'D'},
{"log-facility", required_argument, 0, 'S'},
{"release-vips", no_argument, 0, 'X'},
{"dont-release-vrrp", no_argument, 0, 'V'},
{"dont-release-ipvs", no_argument, 0, 'I'},
{"dont-respawn", no_argument, 0, 'R'},
{"dont-fork", no_argument, 0, 'n'},
{"dump-conf", no_argument, 0, 'd'},
{"pid", required_argument, 0, 'p'},
{"vrrp_pid", required_argument, 0, 'r'},
{"checkers_pid", required_argument, 0, 'c'},
#ifdef _WITH_SNMP_
{"snmp", no_argument, 0, 'x'},
#endif
{"version", no_argument, 0, 'v'},
{"help", no_argument, 0, 'h'},
{0, 0, 0, 0}
};
#ifdef _WITH_SNMP_
while ((c = getopt_long(argc, argv, "vhlndVIDRS:f:PCp:c:r:x", long_options, NULL)) != EOF) {
#else
while ((c = getopt_long(argc, argv, "vhlndVIDRS:f:PCp:c:r:", long_options, NULL)) != EOF) {
#endif
switch (c) {
case 'v':
fprintf(stderr, VERSION_STRING);
exit(0);
break;
case 'h':
usage(argv[0]);
exit(0);
break;
case 'l':
debug |= DBG_OPT_LOG_CONSOLE;
break;
case 'n':
debug |= DBG_OPT_DONT_FORK;
break;
case 'd':
debug |= DBG_OPT_DUMP_CONF;
break;
case 'V':
debug |= DBG_OPT_DONT_RELEASE_VRRP;
break;
case 'I':
debug |= DBG_OPT_DONT_RELEASE_IPVS;
break;
case 'D':
debug |= DBG_OPT_LOG_DETAIL;
break;
case 'R':
debug |= DBG_OPT_DONT_RESPAWN;
break;
case 'X':
debug |= DBG_OPT_RELEASE_VIPS;
break;
case 'S':
log_facility = LOG_FACILITY[atoi(optarg)].facility;
break;
case 'f':
conf_file = optarg;
break;
case 'P':
daemon_mode |= 1;
break;
case 'C':
daemon_mode |= 2;
break;
case 'p':
main_pidfile = optarg;
break;
case 'c':
checkers_pidfile = optarg;
break;
case 'r':
vrrp_pidfile = optarg;
break;
#ifdef _WITH_SNMP_
case 'x':
snmp = 1;
break;
#endif
default:
exit(0);
break;
}
}
if (optind < argc) {
printf("Unexpected argument(s): ");
while (optind < argc)
printf("%s ", argv[optind++]);
printf("\n");
}
}
/* Entry point */
int
main(int argc, char **argv)
{
/* Init debugging level */
mem_allocated = 0;
debug = 0;
/*
* Parse command line and set debug level.
* bits 0..7 reserved by main.c
*/
parse_cmdline(argc, argv);
openlog(PROG, LOG_PID | ((debug & DBG_OPT_LOG_CONSOLE) ? LOG_CONS : 0),
log_facility);
log_message(LOG_INFO, "Starting " VERSION_STRING);
/* Check if keepalived is already running */
if (keepalived_running(daemon_mode)) {
log_message(LOG_INFO, "daemon is already running");
goto end;
}
if (debug & DBG_OPT_LOG_CONSOLE)
enable_console_log();
/* daemonize process */
if (!(debug & DBG_OPT_DONT_FORK))
xdaemon(0, 0, 0);
/* write the father's pidfile */
if (!pidfile_write(main_pidfile, getpid()))
goto end;
#ifndef _DEBUG_
/* Signal handling initialization */
signal_init();
#endif
/* Create the master thread */
master = thread_make_master();
/* Init daemon */
start_keepalived();
#ifndef _DEBUG_
/* Launch the scheduling I/O multiplexer */
launch_scheduler();
/* Finish daemon process */
stop_keepalived();
#endif
/*
* Reached when terminate signal catched.
* finally return from system
*/
end:
closelog();
exit(0);
}
