int InitializeLogs(const char *program_name)
{
struct utsname uts;
char *tmp;
int rc;
/* get node name */
if (uname(&uts) == -1)
strcpy(machine_name, "???");
else
rh_strncpy(machine_name, uts.nodename, RBH_PATH_MAX);
/* if the name is the full machine name (node.subnet.domain.ext),
* only kief the brief name */
if ((tmp = strchr(machine_name, '.')) != NULL)
*tmp = '\0';
if (program_name == NULL)
strcpy(prog_name, "???");
else
rh_strncpy(prog_name, program_name, RBH_PATH_MAX);
/* open log files */
rc = init_log_descr(log_config.log_file, &log);
if (rc)
return rc;
rc = init_log_descr(log_config.report_file, &report);
if (rc)
return rc;
if (!EMPTY_STRING(log_config.alert_file)) {
rc = init_log_descr(log_config.alert_file, &alert);
if (rc)
return rc;
}
#ifdef HAVE_CHANGELOGS
if (!EMPTY_STRING(log_config.changelogs_file)) {
rc = init_log_descr(log_config.changelogs_file, &chglogs);
if (rc)
return rc;
}
#endif
/* Update log level for external components we get logs from (LLAPI...) */
rbh_adjust_log_level_external();
last_time_test = time(NULL);
log_initialized = true;
return 0;
} /* InitializeLogs */
/** initialize access to lustre */
int Lustre_Init( void )
{
#if HAVE_LLAPI_MSG_LEVEL
# if HAVE_LLAPI_LOG_CALLBACKS
rbh_adjust_log_level_external();
llapi_error_callback_set(display_llapi_msg);
llapi_info_callback_set(display_llapi_msg);
# else
llapi_msg_set_level(LLAPI_MSG_OFF);
# endif
#endif
return 0;
}
static int log_cfg_reload(log_config_t *conf)
{
if (conf->debug_level != log_config.debug_level) {
if (!log_config.force_debug_level) {
DisplayLog(LVL_MAJOR, "LogConfig",
RBH_LOG_CONFIG_BLOCK "::debug_level modified: '%d'->'%d'",
log_config.debug_level, conf->debug_level);
log_config.debug_level = conf->debug_level;
} else {
DisplayLog(LVL_EVENT, "LogConfig", "Log level is forced by command "
"line. Not taking configuration parameter "
RBH_LOG_CONFIG_BLOCK "::debug_level into account.");
}
}
/* log files can be changed dynamically: this will just be considered as if
* it was renamed */
if (strcmp(conf->log_file, log_config.log_file)) {
if (!log_config.force_log_file) {
DisplayLog(LVL_MAJOR, "LogConfig",
RBH_LOG_CONFIG_BLOCK "::log_file modified: '%s'->'%s'",
log_config.log_file, conf->log_file);
/* lock file name to avoid reading inconsistent filenames */
pthread_rwlock_wrlock(&log.f_lock);
strcpy(log_config.log_file, conf->log_file);
pthread_rwlock_wrlock(&log.f_lock);
} else {
DisplayLog(LVL_EVENT, "LogConfig", "Log file is forced by command "
"line. Not taking configuration parameter "
RBH_LOG_CONFIG_BLOCK "::log_file into account.");
}
}
if (strcmp(conf->report_file, log_config.report_file)) {
DisplayLog(LVL_MAJOR, "LogConfig",
RBH_LOG_CONFIG_BLOCK "::report_file modified: '%s'->'%s'",
log_config.report_file, conf->report_file);
/* lock file name to avoid reading inconsistent filenames */
pthread_rwlock_wrlock(&report.f_lock);
strcpy(log_config.report_file, conf->report_file);
pthread_rwlock_unlock(&report.f_lock);
}
if (strcmp(conf->alert_file, log_config.alert_file)) {
DisplayLog(LVL_MAJOR, "LogConfig",
RBH_LOG_CONFIG_BLOCK "::alert_file modified: '%s'->'%s'",
log_config.alert_file, conf->alert_file);
/* lock file name to avoid reading inconsistent filenames */
pthread_rwlock_wrlock(&alert.f_lock);
strcpy(log_config.alert_file, conf->alert_file);
pthread_rwlock_unlock(&alert.f_lock);
}
if (strcmp(conf->alert_mail, log_config.alert_mail))
DisplayLog(LVL_MAJOR, "LogConfig",
RBH_LOG_CONFIG_BLOCK
"::alert_mail changed in config file, but cannot be modified dynamically");
#ifdef HAVE_CHANGELOGS
if (strcmp(conf->changelogs_file, log_config.changelogs_file)) {
DisplayLog(LVL_MAJOR, "LogConfig",
RBH_LOG_CONFIG_BLOCK
"::changelogs_file modified: '%s'->'%s'",
log_config.changelogs_file, conf->changelogs_file);
/* lock file name to avoid reading inconsistent filenames */
pthread_rwlock_wrlock(&chglogs.f_lock);
strcpy(log_config.changelogs_file, conf->changelogs_file);
pthread_rwlock_unlock(&chglogs.f_lock);
}
#endif
if (conf->stats_interval != log_config.stats_interval) {
DisplayLog(LVL_MAJOR, "LogConfig",
RBH_LOG_CONFIG_BLOCK "::stats_interval modified: "
"'%" PRI_TT "'->'%" PRI_TT "'",
log_config.stats_interval, conf->stats_interval);
log_config.stats_interval = conf->stats_interval;
}
if (conf->batch_alert_max != log_config.batch_alert_max) {
DisplayLog(LVL_MAJOR, "LogConfig",
RBH_LOG_CONFIG_BLOCK
"::batch_alert_max modified: '%u'->'%u'",
log_config.batch_alert_max, conf->batch_alert_max);
/* flush batched alerts first */
P(alert_mutex);
if (alert_batching)
/* don't release mutex */
FlushAlerts(false);
log_config.batch_alert_max = conf->batch_alert_max;
V(alert_mutex);
}
if (conf->log_process != log_config.log_process) {
DisplayLog(LVL_MAJOR, "LogConfig",
RBH_LOG_CONFIG_BLOCK "::log_procname modified: '%s'->'%s'",
bool2str(log_config.log_process),
bool2str(conf->log_process));
log_config.log_process = conf->log_process;
}
if (conf->log_host != log_config.log_host) {
DisplayLog(LVL_MAJOR, "LogConfig",
RBH_LOG_CONFIG_BLOCK "::log_hostname modified: '%s'->'%s'",
bool2str(log_config.log_host), bool2str(conf->log_host));
log_config.log_host = conf->log_host;
}
rbh_adjust_log_level_external();
return 0;
}
