static void
cl_coredump_signal_handler(int nsig)
{
return_to_orig_privs();
if (geteuid() == 0) {
/* Put ALL privileges back to root... */
if (setuid(0) < 0) {
cl_perror("cl_coredump_signal_handler: unable to setuid(0)");
}
}
cl_untaint_coredumps(); /* Do the best we know how to do... */
CL_SIGNAL(nsig, SIG_DFL);
kill(getpid(), nsig);
}
/* Cluster logging function */
void
cl_direct_log(int priority, const char* buf, gboolean use_priority_str,
const char* entity, int entity_pid, TIME_T ts)
{
const char * pristr;
int needprivs = !cl_have_full_privs();
if (entity == NULL){
entity =cl_log_entity;
}
pristr = use_priority_str ? prio2str(priority) : NULL;
if (needprivs) {
return_to_orig_privs();
}
if (syslog_enabled) {
if (entity) {
strncpy(common_log_entity, entity, MAXENTITY);
} else {
strncpy(common_log_entity, DFLT_ENTITY,MAXENTITY);
}
common_log_entity[MAXENTITY-1] = '\0';
if (pristr) {
syslog(priority, "[%d]: %s: %s%c",
entity_pid, pristr, buf, 0);
}else {
syslog(priority, "[%d]: %s%c", entity_pid, buf, 0);
}
}
if (debugfile_name != NULL) {
append_log(debugfile_name,entity,entity_pid,ts,pristr,buf);
}
if (priority != LOG_DEBUG && logfile_name != NULL) {
append_log(logfile_name,entity,entity_pid,ts,pristr,buf);
}
if (needprivs) {
return_to_dropped_privs();
}
return;
}
int
crmd_init(void)
{
int exit_code = 0;
enum crmd_fsa_state state;
fsa_state = S_STARTING;
fsa_input_register = 0; /* zero out the regester */
init_dotfile();
crm_info("Starting %s", crm_system_name);
register_fsa_input(C_STARTUP, I_STARTUP, NULL);
state = s_crmd_fsa(C_STARTUP);
if (state == S_PENDING || state == S_STARTING) {
/* Create the mainloop and run it... */
crmd_mainloop = g_main_new(FALSE);
crm_info("Starting %s's mainloop", crm_system_name);
#ifdef REALTIME_SUPPORT
static int crm_realtime = 1;
if (crm_realtime == 1){
cl_enable_realtime();
}else if (crm_realtime == 0){
cl_disable_realtime();
}
cl_make_realtime(SCHED_RR, 5, 64, 64);
#endif
g_main_run(crmd_mainloop);
return_to_orig_privs();
if(is_set(fsa_input_register, R_STAYDOWN)) {
crm_info("Inhibiting respawn by Heartbeat");
exit_code = 100;
}
} else {
crm_err("Startup of %s failed. Current state: %s",
crm_system_name, fsa_state2string(state));
exit_code = 1;
}
crm_info("[%s] stopped (%d)", crm_system_name, exit_code);
return exit_code;
}
/* Cluster logging function */
void
cl_log(int priority, const char * fmt, ...)
{
va_list ap;
char buf[MAXLINE];
ssize_t nbytes;
int needprivs = !cl_have_full_privs();
cl_process_pid = (int)getpid();
cl_log_depth++;
buf[MAXLINE-1] = EOS;
va_start(ap, fmt);
nbytes=vsnprintf(buf, sizeof(buf), fmt, ap);
va_end(ap);
if (nbytes >= (ssize_t)sizeof(buf)){
nbytes = sizeof(buf) -1 ;
}
if (needprivs) {
return_to_orig_privs();
}
if (stderr_enabled) {
print_logline(stderr, cl_log_entity,cl_process_pid,
NULLTIME, prio2str(priority), buf);
}
if (use_logging_daemon && cl_log_depth <= 1) {
LogToLoggingDaemon(priority, buf, nbytes, TRUE);
}else{
/* this may cause blocking... maybe should make it optional? */
cl_direct_log(priority, buf, TRUE, NULL, cl_process_pid, NULLTIME);
}
cl_log_depth--;
return;
}
int
main(int argc, char **argv)
{
int argerr = 0;
int flag;
#ifdef HAVE_GETOPT_H
int option_index = 0;
static struct option long_options[] = {
/* Top-level Options */
{"verbose", 0, 0, 'V'},
{"help", 0, 0, '?'},
{"interval", 1, 0, 'i'},
{"group-by-node", 0, 0, 'n'},
{"inactive", 0, 0, 'r'},
{"as-html", 1, 0, 'h'},
{"web-cgi", 0, 0, 'w'},
{"simple-status", 0, 0, 's'},
{"as-console", 0, 0, 'c'},
{"one-shot", 0, 0, '1'},
{"daemonize", 0, 0, 'd'},
{"pid-file", 0, 0, 'p'},
{"xml-file", 1, 0, 'X'},
{0, 0, 0, 0}
};
#endif
pid_file = crm_strdup("/tmp/ClusterMon.pid");
crm_system_name = basename(argv[0]);
crm_log_init(crm_system_name, LOG_ERR-1, FALSE, FALSE, 0, NULL);
if (strcmp(crm_system_name, "crm_mon.cgi")==0) {
web_cgi = TRUE;
one_shot = TRUE;
}
while (1) {
#ifdef HAVE_GETOPT_H
flag = getopt_long(argc, argv, OPTARGS,
long_options, &option_index);
#else
flag = getopt(argc, argv, OPTARGS);
#endif
if (flag == -1)
break;
switch(flag) {
case 'V':
cl_log_enable_stderr(TRUE);
alter_debug(DEBUG_INC);
break;
case 'i':
interval = crm_get_msec(optarg);
break;
case 'n':
group_by_node = TRUE;
break;
case 'r':
inactive_resources = TRUE;
break;
case 'd':
daemonize = TRUE;
break;
case 'p':
pid_file = crm_strdup(optarg);
break;
case 'X':
xml_file = crm_strdup(optarg);
one_shot = TRUE;
break;
case 'h':
as_html_file = crm_strdup(optarg);
break;
case 'w':
web_cgi = TRUE;
one_shot = TRUE;
break;
case 'c':
#if CURSES_ENABLED
as_console = TRUE;
#else
printf("You need to have curses available at compile time to enable console mode\n");
argerr++;
#endif
break;
case 's':
simple_status = TRUE;
one_shot = TRUE;
break;
case '1':
one_shot = TRUE;
break;
default:
printf("Argument code 0%o (%c) is not (?yet?) supported\n", flag, flag);
++argerr;
break;
}
}
if (optind < argc) {
printf("non-option ARGV-elements: ");
while (optind < argc)
printf("%s ", argv[optind++]);
printf("\n");
}
if (argerr) {
usage(crm_system_name, LSB_EXIT_GENERIC);
}
if(as_html_file == NULL && !web_cgi && !simple_status) {
#if CURSES_ENABLED
as_console = TRUE;
#else
printf("Defaulting to one-shot mode\n");
printf("You need to have curses available at compile time to enable console mode\n");
one_shot = TRUE;
#endif
}
if(daemonize) {
as_console = FALSE;
}
if(one_shot) {
daemonize = FALSE;
as_console = FALSE;
}
if(daemonize && as_html_file == NULL) {
usage(crm_system_name, LSB_EXIT_GENERIC);
}
make_daemon(daemonize, pid_file);
#if CURSES_ENABLED
if(as_console) {
initscr();
cbreak();
noecho();
}
#endif
crm_info("Starting %s", crm_system_name);
mainloop = g_main_new(FALSE);
if(one_shot == FALSE) {
timer_id = Gmain_timeout_add(
interval, mon_timer_popped, NULL);
} else if(xml_file != NULL) {
FILE *xml_strm = fopen(xml_file, "r");
crm_data_t *cib_object = NULL;
if(strstr(xml_file, ".bz2") != NULL) {
cib_object = file2xml(xml_strm, TRUE);
} else {
cib_object = file2xml(xml_strm, FALSE);
}
if(xml_strm != NULL) {
fclose(xml_strm);
}
one_shot = TRUE;
mon_update(NULL, 0, cib_ok, cib_object, NULL);
}
mon_timer_popped(NULL);
g_main_run(mainloop);
return_to_orig_privs();
crm_info("Exiting %s", crm_system_name);
#if CURSES_ENABLED
if(as_console) {
echo();
nocbreak();
endwin();
}
#endif
return 0;
}
