static int statsd_config_node (statsd_config_t *conf, oconfig_item_t *ci)
{
int i;
for (i = 0; i < ci->children_num; i++) {
oconfig_item_t *child = ci->children + i;
if (strcasecmp ("Host", child->key) == 0)
cf_util_get_string (child, &conf->host);
else if (strcasecmp ("Port", child->key) == 0)
cf_util_get_service (child, &conf->service);
else if (strcasecmp ("DeleteCounters", child->key) == 0)
cf_util_get_boolean (child, &conf->delete_counters);
else if (strcasecmp ("DeleteTimers", child->key) == 0)
cf_util_get_boolean (child, &conf->delete_timers);
else if (strcasecmp ("DeleteGauges", child->key) == 0)
cf_util_get_boolean (child, &conf->delete_gauges);
else if (strcasecmp ("DeleteSets", child->key) == 0)
cf_util_get_boolean (child, &conf->delete_sets);
else if (strcasecmp ("TimerLower", child->key) == 0)
cf_util_get_boolean (child, &conf->timer_lower);
else if (strcasecmp ("TimerUpper", child->key) == 0)
cf_util_get_boolean (child, &conf->timer_upper);
else if (strcasecmp ("TimerSum", child->key) == 0)
cf_util_get_boolean (child, &conf->timer_sum);
else if (strcasecmp ("TimerCount", child->key) == 0)
cf_util_get_boolean (child, &conf->timer_count);
else if (strcasecmp ("LeaveMetricsNameASIS", child->key) == 0)
cf_util_get_boolean (child, &conf->leave_metrics_name_asis);
else if (strcasecmp ("GlobalPrefix", child->key) == 0)
cf_util_get_string (child, &conf->global_prefix);
else if (strcasecmp ("CounterPrefix", child->key) == 0)
cf_util_get_string (child, &conf->counter_prefix);
else if (strcasecmp ("TimerPrefix", child->key) == 0)
cf_util_get_string (child, &conf->timer_prefix);
else if (strcasecmp ("GaugePrefix", child->key) == 0)
cf_util_get_string (child, &conf->gauge_prefix);
else if (strcasecmp ("SetPrefix", child->key) == 0)
cf_util_get_string (child, &conf->set_prefix);
else if (strcasecmp ("GlobalPostfix", child->key) == 0)
cf_util_get_string (child, &conf->global_postfix);
else if (strcasecmp ("TimerPercentile", child->key) == 0)
statsd_config_timer_percentile (conf, child);
else
ERROR ("statsd plugin: The \"%s\" config option is not valid.",
child->key);
}
return (0);
}
static int statsd_config (oconfig_item_t *ci) /* {{{ */
{
int i;
for (i = 0; i < ci->children_num; i++)
{
oconfig_item_t *child = ci->children + i;
if (strcasecmp ("Host", child->key) == 0)
cf_util_get_string (child, &conf_node);
else if (strcasecmp ("Port", child->key) == 0)
cf_util_get_service (child, &conf_service);
else if (strcasecmp ("DeleteCounters", child->key) == 0)
cf_util_get_boolean (child, &conf_delete_counters);
else if (strcasecmp ("DeleteTimers", child->key) == 0)
cf_util_get_boolean (child, &conf_delete_timers);
else if (strcasecmp ("DeleteGauges", child->key) == 0)
cf_util_get_boolean (child, &conf_delete_gauges);
else if (strcasecmp ("DeleteSets", child->key) == 0)
cf_util_get_boolean (child, &conf_delete_sets);
else if (strcasecmp ("CounterSum", child->key) == 0)
cf_util_get_boolean (child, &conf_counter_sum);
else if (strcasecmp ("TimerLower", child->key) == 0)
cf_util_get_boolean (child, &conf_timer_lower);
else if (strcasecmp ("TimerUpper", child->key) == 0)
cf_util_get_boolean (child, &conf_timer_upper);
else if (strcasecmp ("TimerSum", child->key) == 0)
cf_util_get_boolean (child, &conf_timer_sum);
else if (strcasecmp ("TimerCount", child->key) == 0)
cf_util_get_boolean (child, &conf_timer_count);
else if (strcasecmp ("TimerPercentile", child->key) == 0)
statsd_config_timer_percentile (child);
else
ERROR ("statsd plugin: The \"%s\" config option is not valid.",
child->key);
}
return (0);
} /* }}} int statsd_config */
/**
* Read configuration.
*/
static int cgps_config (oconfig_item_t *ci)
{
int i;
for (i = 0; i < ci->children_num; i++)
{
oconfig_item_t *child = ci->children + i;
if (strcasecmp ("Host", child->key) == 0)
cf_util_get_string (child, &cgps_config_data.host);
else if (strcasecmp ("Port", child->key) == 0)
cf_util_get_service (child, &cgps_config_data.port);
else if (strcasecmp ("Timeout", child->key) == 0)
cf_util_get_cdtime (child, &cgps_config_data.timeout);
else if (strcasecmp ("PauseConnect", child->key) == 0)
cf_util_get_cdtime (child, &cgps_config_data.pause_connect);
else
WARNING ("gps plugin: Ignoring unknown config option \"%s\".", child->key);
}
// Controlling the value for timeout:
// If set too high it blocks the reading (> 5 s), too low it gets not reading (< 500 us).
// To avoid any issues we replace "out of range" value by the default value.
if (
cgps_config_data.timeout > TIME_T_TO_CDTIME_T(5)
||
cgps_config_data.timeout < US_TO_CDTIME_T(500)
)
{
WARNING ("gps plugin: timeout set to %.6f sec. setting to default (%.6f).",
CDTIME_T_TO_DOUBLE(cgps_config_data.timeout),
CDTIME_T_TO_DOUBLE(CGPS_DEFAULT_TIMEOUT)
);
cgps_config_data.timeout = CGPS_DEFAULT_TIMEOUT;
}
return (0);
}
static int apcups_config (oconfig_item_t *ci)
{
int i;
_Bool persistent_conn_set = 0;
for (i = 0; i < ci->children_num; i++)
{
oconfig_item_t *child = ci->children + i;
if (strcasecmp (child->key, "Host") == 0)
cf_util_get_string (child, &conf_node);
else if (strcasecmp (child->key, "Port") == 0)
cf_util_get_service (child, &conf_service);
else if (strcasecmp (child->key, "ReportSeconds") == 0)
cf_util_get_boolean (child, &conf_report_seconds);
else if (strcasecmp (child->key, "PersistentConnection") == 0) {
cf_util_get_boolean (child, &conf_persistent_conn);
persistent_conn_set = 1;
}
else
ERROR ("apcups plugin: Unknown config option \"%s\".", child->key);
}
if (!persistent_conn_set) {
double interval = CDTIME_T_TO_DOUBLE(plugin_get_interval());
if (interval > APCUPS_SERVER_TIMEOUT) {
NOTICE ("apcups plugin: Plugin poll interval set to %.3f seconds. "
"Apcupsd NIS socket timeout is %.3f seconds, "
"PersistentConnection disabled by default.",
interval, APCUPS_SERVER_TIMEOUT);
conf_persistent_conn = 0;
}
}
return (0);
} /* int apcups_config */
static int c_psql_config_database (oconfig_item_t *ci)
{
c_psql_database_t *db;
char cb_name[DATA_MAX_NAME_LEN];
struct timespec cb_interval = { 0, 0 };
user_data_t ud;
int i;
if ((1 != ci->values_num)
|| (OCONFIG_TYPE_STRING != ci->values[0].type)) {
log_err ("<Database> expects a single string argument.");
return 1;
}
memset (&ud, 0, sizeof (ud));
db = c_psql_database_new (ci->values[0].value.string);
if (db == NULL)
return -1;
for (i = 0; i < ci->children_num; ++i) {
oconfig_item_t *c = ci->children + i;
if (0 == strcasecmp (c->key, "Host"))
cf_util_get_string (c, &db->host);
else if (0 == strcasecmp (c->key, "Port"))
cf_util_get_service (c, &db->port);
else if (0 == strcasecmp (c->key, "User"))
cf_util_get_string (c, &db->user);
else if (0 == strcasecmp (c->key, "Password"))
cf_util_get_string (c, &db->password);
else if (0 == strcasecmp (c->key, "Instance"))
cf_util_get_string (c, &db->instance);
else if (0 == strcasecmp (c->key, "SSLMode"))
cf_util_get_string (c, &db->sslmode);
else if (0 == strcasecmp (c->key, "KRBSrvName"))
cf_util_get_string (c, &db->krbsrvname);
else if (0 == strcasecmp (c->key, "Service"))
cf_util_get_string (c, &db->service);
else if (0 == strcasecmp (c->key, "Query"))
udb_query_pick_from_list (c, queries, queries_num,
&db->queries, &db->queries_num);
else if (0 == strcasecmp (c->key, "Interval"))
cf_util_get_cdtime (c, &db->interval);
else
log_warn ("Ignoring unknown config key \"%s\".", c->key);
}
/* If no `Query' options were given, add the default queries.. */
if (db->queries_num == 0) {
for (i = 0; i < def_queries_num; i++)
udb_query_pick_from_list_by_name (def_queries[i],
queries, queries_num,
&db->queries, &db->queries_num);
}
if (db->queries_num > 0) {
db->q_prep_areas = (udb_query_preparation_area_t **) calloc (
db->queries_num, sizeof (*db->q_prep_areas));
if (db->q_prep_areas == NULL) {
log_err ("Out of memory.");
c_psql_database_delete (db);
return -1;
}
}
for (i = 0; (size_t)i < db->queries_num; ++i) {
c_psql_user_data_t *data;
data = udb_query_get_user_data (db->queries[i]);
if ((data != NULL) && (data->params_num > db->max_params_num))
db->max_params_num = data->params_num;
db->q_prep_areas[i]
= udb_query_allocate_preparation_area (db->queries[i]);
if (db->q_prep_areas[i] == NULL) {
log_err ("Out of memory.");
c_psql_database_delete (db);
return -1;
}
}
ud.data = db;
ud.free_func = c_psql_database_delete;
ssnprintf (cb_name, sizeof (cb_name), "postgresql-%s", db->instance);
CDTIME_T_TO_TIMESPEC (db->interval, &cb_interval);
plugin_register_complex_read ("postgresql", cb_name, c_psql_read,
/* interval = */ (db->interval > 0) ? &cb_interval : NULL,
&ud);
return 0;
} /* c_psql_config_database */
static int
riemann_config_node(oconfig_item_t *ci)
{
struct riemann_host *host = NULL;
int status = 0;
int i;
oconfig_item_t *child;
char callback_name[DATA_MAX_NAME_LEN];
user_data_t ud;
if ((host = calloc(1, sizeof (*host))) == NULL) {
ERROR ("write_riemann plugin: calloc failed.");
return ENOMEM;
}
pthread_mutex_init (&host->lock, NULL);
host->reference_count = 1;
host->node = NULL;
host->service = NULL;
host->store_rates = 1;
host->always_append_ds = 0;
host->use_tcp = 0;
status = cf_util_get_string (ci, &host->name);
if (status != 0) {
WARNING("write_riemann plugin: Required host name is missing.");
riemann_free (host);
return -1;
}
for (i = 0; i < ci->children_num; i++) {
/*
* The code here could be simplified but makes room
* for easy adding of new options later on.
*/
child = &ci->children[i];
status = 0;
if (strcasecmp ("Host", child->key) == 0) {
status = cf_util_get_string (child, &host->node);
if (status != 0)
break;
} else if (strcasecmp ("Port", child->key) == 0) {
status = cf_util_get_service (child, &host->service);
if (status != 0) {
ERROR ("write_riemann plugin: Invalid argument "
"configured for the \"Port\" "
"option.");
break;
}
} else if (strcasecmp ("Protocol", child->key) == 0) {
char tmp[16];
status = cf_util_get_string_buffer (child,
tmp, sizeof (tmp));
if (status != 0)
{
ERROR ("write_riemann plugin: cf_util_get_"
"string_buffer failed with "
"status %i.", status);
break;
}
if (strcasecmp ("UDP", tmp) == 0)
host->use_tcp = 0;
else if (strcasecmp ("TCP", tmp) == 0)
host->use_tcp = 1;
else
WARNING ("write_riemann plugin: The value "
"\"%s\" is not valid for the "
"\"Protocol\" option. Use "
"either \"UDP\" or \"TCP\".",
tmp);
} else if (strcasecmp ("StoreRates", child->key) == 0) {
status = cf_util_get_boolean (child, &host->store_rates);
if (status != 0)
break;
} else if (strcasecmp ("AlwaysAppendDS", child->key) == 0) {
status = cf_util_get_boolean (child,
&host->always_append_ds);
if (status != 0)
break;
} else {
WARNING("write_riemann plugin: ignoring unknown config "
"option: \"%s\"", child->key);
}
}
if (status != 0) {
riemann_free (host);
return status;
}
ssnprintf (callback_name, sizeof (callback_name), "write_riemann/%s",
host->name);
ud.data = host;
ud.free_func = riemann_free;
pthread_mutex_lock (&host->lock);
status = plugin_register_write (callback_name, riemann_write, &ud);
if (status != 0)
WARNING ("write_riemann plugin: plugin_register_write (\"%s\") "
"failed with status %i.",
callback_name, status);
else /* success */
host->reference_count++;
status = plugin_register_notification (callback_name,
riemann_notification, &ud);
if (status != 0)
WARNING ("write_riemann plugin: plugin_register_notification (\"%s\") "
"failed with status %i.",
callback_name, status);
else /* success */
host->reference_count++;
if (host->reference_count <= 1)
{
/* Both callbacks failed => free memory.
* We need to unlock here, because riemann_free() will lock.
* This is not a race condition, because we're the only one
* holding a reference. */
pthread_mutex_unlock (&host->lock);
riemann_free (host);
return (-1);
}
host->reference_count--;
pthread_mutex_unlock (&host->lock);
return status;
}
/* Configuration handling functiions
* <Plugin memcached>
* <Instance "instance_name">
* Host foo.zomg.com
* Port "1234"
* </Instance>
* </Plugin>
*/
static int config_add_instance(oconfig_item_t *ci)
{
memcached_t *st;
int i;
int status = 0;
/* Disable automatic generation of default instance in the init callback. */
memcached_have_instances = 1;
st = malloc (sizeof (*st));
if (st == NULL)
{
ERROR ("memcached plugin: malloc failed.");
return (-1);
}
memset (st, 0, sizeof (*st));
st->name = NULL;
st->socket = NULL;
st->host = NULL;
st->port = NULL;
st->use_global_hostn = MEMCACHED_DEF_G_HOSTN;
if (strcasecmp (ci->key, "Plugin") == 0) /* default instance */
st->name = sstrdup ("__legacy__");
else /* <Instance /> block */
status = cf_util_get_string (ci, &st->name);
if (status != 0)
{
sfree (st);
return (status);
}
assert (st->name != NULL);
for (i = 0; i < ci->children_num; i++)
{
oconfig_item_t *child = ci->children + i;
if (strcasecmp ("Socket", child->key) == 0)
status = cf_util_get_string (child, &st->socket);
else if (strcasecmp ("Host", child->key) == 0)
status = cf_util_get_string (child, &st->host);
else if (strcasecmp ("Port", child->key) == 0)
status = cf_util_get_service (child, &st->port);
else if (strcasecmp ("UseGlobalHostname", child->key) == 0)
status = cf_util_get_boolean (child, &st->use_global_hostn);
else
{
WARNING ("memcached plugin: Option `%s' not allowed here.",
child->key);
status = -1;
}
if (status != 0)
break;
}
if (status == 0)
status = memcached_add_read_callback (st);
if (status != 0)
{
memcached_free(st);
return (-1);
}
return (0);
}