function discover_sensor(&$valid, $class, $device, $oid, $index, $type, $descr, $divisor = 1, $multiplier = 1, $low_limit = NULL, $low_warn_limit = NULL, $warn_limit = NULL, $high_limit = NULL, $current = NULL, $poller_type = 'snmp', $entPhysicalIndex = NULL, $entPhysicalIndex_measured = NULL, $measured_class = NULL, $measured_entity = NULL)
{
global $config;
print_debug("Discover sensor: {$class}, " . $device['hostname'] . ", {$oid}, {$index}, {$type}, {$descr}, {$divisor}, {$multiplier}, {$low_limit}, {$low_warn_limit}, {$warn_limit}, {$high_limit}, {$current}, {$poller_type}, {$entPhysicalIndex}, {$entPhysicalIndex_measured}, {$measured_class}, {$measured_entity}");
// Reset empty strings to NULL
if (!is_numeric($low_limit)) {
$low_limit = NULL;
}
if (!is_numeric($high_limit)) {
$high_limit = NULL;
}
if (!is_numeric($low_warn_limit)) {
$low_warn_limit = NULL;
}
if (!is_numeric($warn_limit)) {
$warn_limit = NULL;
}
if (!is_null($low_warn_limit) && !is_null($warn_limit) && $low_warn_limit > $warn_limit) {
// Fix high/low thresholds (i.e. on negative numbers)
list($warn_limit, $low_warn_limit) = array($low_warn_limit, $warn_limit);
}
if (dbFetchCell('SELECT COUNT(`sensor_id`) FROM `sensors` WHERE `poller_type`= ? AND `sensor_class` = ? AND `device_id` = ? AND `sensor_type` = ? AND `sensor_index` = ?', array($poller_type, $class, $device['device_id'], $type, $index)) == '0') {
if (!isset($config['sensor_states'][$type])) {
if (!$high_limit) {
$high_limit = sensor_limit($class, $current);
}
if (!$low_limit) {
$low_limit = sensor_low_limit($class, $current);
}
if (!is_null($low_limit) && !is_null($high_limit) && $low_limit > $high_limit) {
// Fix high/low thresholds (i.e. on negative numbers)
list($high_limit, $low_limit) = array($low_limit, $high_limit);
}
} else {
// For state sensors limits always is NULL
$high_limit = NULL;
$low_limit = NULL;
$warn_limit = NULL;
$low_warn_limit = NULL;
}
foreach (array('high_limit', 'warn_limit', 'low_warn_limit', 'low_limit') as $v) {
// Convert strings/numbers to (float) or to array('NULL')
${$v} = ${$v} === NULL ? array('NULL') : (double) ${$v};
}
$sensor_insert = array('poller_type' => $poller_type, 'sensor_class' => $class, 'device_id' => $device['device_id'], 'sensor_oid' => $oid, 'sensor_index' => $index, 'sensor_type' => $type, 'sensor_descr' => $descr, 'sensor_divisor' => $divisor, 'sensor_multiplier' => $multiplier, 'sensor_limit' => $high_limit, 'sensor_limit_warn' => $warn_limit, 'sensor_limit_low' => $low_limit, 'sensor_limit_low_warn' => $low_warn_limit, 'entPhysicalIndex' => $entPhysicalIndex, 'entPhysicalIndex_measured' => $entPhysicalIndex_measured, 'measured_class' => $measured_class, 'measured_entity' => $measured_entity);
$sensor_id = dbInsert($sensor_insert, 'sensors');
$state_insert = array('sensor_id' => $sensor_id, 'sensor_value' => $current, 'sensor_polled' => 'NOW()');
dbInsert($state_insert, 'sensors-state');
print_debug("( {$sensor_id} inserted )");
echo "+";
log_event("Sensor added: {$class} {$type} {$index} {$descr}", $device, 'sensor', $sensor_id);
} else {
$sensor_entry = dbFetchRow("SELECT * FROM `sensors` WHERE `sensor_class` = ? AND `device_id` = ? AND `sensor_type` = ? AND `sensor_index` = ?", array($class, $device['device_id'], $type, $index));
// Limits
if (!$sensor_entry['sensor_custom_limit']) {
if (!isset($config['sensor_states'][$type])) {
if (!isset($high_limit)) {
if (!$sensor_entry['sensor_limit']) {
// Calculate a reasonable limit
$high_limit = sensor_limit($class, $current);
} else {
// Use existing limit
$high_limit = $sensor_entry['sensor_limit'];
}
}
if (!isset($low_limit)) {
if (!$sensor_entry['sensor_limit_low']) {
// Calculate a reasonable limit
$low_limit = sensor_low_limit($class, $current);
} else {
// Use existing limit
$low_limit = $sensor_entry['sensor_limit_low'];
}
}
// Fix high/low thresholds (i.e. on negative numbers)
if (!is_null($low_limit) && !is_null($high_limit) && $low_limit > $high_limit) {
list($high_limit, $low_limit) = array($low_limit, $high_limit);
}
} else {
// For state sensors limits always is NULL
$high_limit = NULL;
$low_limit = NULL;
$warn_limit = NULL;
$low_warn_limit = NULL;
}
// Update limits
$update = array();
foreach (array('high_limit' => 'sensor_limit', 'warn_limit' => 'sensor_limit_warn', 'low_warn_limit' => 'sensor_limit_low_warn', 'low_limit' => 'sensor_limit_low') as $v => $k) {
//convert strings/numbers to identical type (float) or to array('NULL') for correct comparison
${$v} = ${$v} === NULL ? array('NULL') : (double) ${$v};
$sensor_entry[$k] = $sensor_entry[$k] === NULL ? array('NULL') : (double) $sensor_entry[$k];
if (${$v} !== $sensor_entry[$k]) {
$update[$k] = ${$v};
}
}
if (count($update)) {
echo "L";
$msg = 'Sensor Limits updated (discovery): ' . $class . ' ' . $type . ' ' . $index . ' ' . $descr . ' ';
foreach (array('L' => 'sensor_limit_low', 'Lw' => 'sensor_limit_low_warn', 'Hw' => 'sensor_limit_warn', 'H' => 'sensor_limit') as $v => $k) {
if (isset($update[$k])) {
$msg .= is_array($update[$k]) ? "[{$v}: " . $update[$k][0] . "]" : "[{$v}: " . $update[$k] . "]";
}
}
log_event($msg, $device, 'sensor', $sensor_entry['sensor_id']);
$updated = dbUpdate($update, 'sensors', '`sensor_id` = ?', array($sensor_entry['sensor_id']));
print_debug("( {$updated} updated )");
}
}
if ($oid == $sensor_entry['sensor_oid'] && $descr == $sensor_entry['sensor_descr'] && $multiplier == $sensor_entry['sensor_multiplier'] && $divisor == $sensor_entry['sensor_divisor'] && $entPhysicalIndex_measured == $sensor_entry['entPhysicalIndex_measured'] && $entPhysicalIndex == $sensor_entry['entPhysicalIndex'] && $sensor_entry['measured_class'] == $measured_class && $sensor_entry['measured_entity'] == $measured_entity) {
echo ".";
} else {
$update = array('sensor_oid' => $oid, 'sensor_descr' => $descr, 'sensor_multiplier' => $multiplier, 'sensor_divisor' => $divisor, 'entPhysicalIndex' => $entPhysicalIndex, 'entPhysicalIndex_measured' => $entPhysicalIndex_measured, 'measured_class' => $measured_class, 'measured_entity' => $measured_entity);
$updated = dbUpdate($update, 'sensors', '`sensor_id` = ?', array($sensor_entry['sensor_id']));
echo "U";
log_event("Sensor updated: {$class} {$type} {$index} {$descr}", $device, 'sensor', $sensor_entry['sensor_id']);
print_debug("( {$updated} updated )");
}
}
$valid[$class][$type][$index] = 1;
}
function discover_sensor(&$valid, $class, $device, $oid, $index, $type, $descr, $divisor = '1', $multiplier = '1', $low_limit = null, $low_warn_limit = null, $warn_limit = null, $high_limit = null, $current = null, $poller_type = 'snmp', $entPhysicalIndex = null, $entPhysicalIndex_measured = null)
{
d_echo("Discover sensor: {$oid}, {$index}, {$type}, {$descr}, {$poller_type}, {$precision}, {$entPhysicalIndex}\n");
if (is_null($low_warn_limit) && !is_null($warn_limit)) {
// Warn limits only make sense when we have both a high and a low limit
$low_warn_limit = null;
$warn_limit = null;
} elseif ($low_warn_limit > $warn_limit) {
// Fix high/low thresholds (i.e. on negative numbers)
list($warn_limit, $low_warn_limit) = array($low_warn_limit, $warn_limit);
}
if (dbFetchCell('SELECT COUNT(sensor_id) FROM `sensors` WHERE `poller_type`= ? AND `sensor_class` = ? AND `device_id` = ? AND sensor_type = ? AND `sensor_index` = ?', array($poller_type, $class, $device['device_id'], $type, $index)) == '0') {
if (!$high_limit) {
$high_limit = sensor_limit($class, $current);
}
if (!$low_limit) {
$low_limit = sensor_low_limit($class, $current);
}
if ($low_limit > $high_limit) {
// Fix high/low thresholds (i.e. on negative numbers)
list($high_limit, $low_limit) = array($low_limit, $high_limit);
}
$insert = array('poller_type' => $poller_type, 'sensor_class' => $class, 'device_id' => $device['device_id'], 'sensor_oid' => $oid, 'sensor_index' => $index, 'sensor_type' => $type, 'sensor_descr' => $descr, 'sensor_divisor' => $divisor, 'sensor_multiplier' => $multiplier, 'sensor_limit' => $high_limit, 'sensor_limit_warn' => $warn_limit, 'sensor_limit_low' => $low_limit, 'sensor_limit_low_warn' => $low_warn_limit, 'sensor_current' => $current, 'entPhysicalIndex' => $entPhysicalIndex, 'entPhysicalIndex_measured' => $entPhysicalIndex_measured);
foreach ($insert as $key => $val_check) {
if (!isset($val_check)) {
unset($insert[$key]);
}
}
$inserted = dbInsert($insert, 'sensors');
d_echo("( {$inserted} inserted )\n");
echo '+';
log_event('Sensor Added: ' . mres($class) . ' ' . mres($type) . ' ' . mres($index) . ' ' . mres($descr), $device, 'sensor', $inserted);
} else {
$sensor_entry = dbFetchRow('SELECT * FROM `sensors` WHERE `sensor_class` = ? AND `device_id` = ? AND `sensor_type` = ? AND `sensor_index` = ?', array($class, $device['device_id'], $type, $index));
if (!isset($high_limit)) {
if (!$sensor_entry['sensor_limit']) {
// Calculate a reasonable limit
$high_limit = sensor_limit($class, $current);
} else {
// Use existing limit
$high_limit = $sensor_entry['sensor_limit'];
}
}
if (!isset($low_limit)) {
if (!$sensor_entry['sensor_limit_low']) {
// Calculate a reasonable limit
$low_limit = sensor_low_limit($class, $current);
} else {
// Use existing limit
$low_limit = $sensor_entry['sensor_limit_low'];
}
}
// Fix high/low thresholds (i.e. on negative numbers)
if ($low_limit > $high_limit) {
list($high_limit, $low_limit) = array($low_limit, $high_limit);
}
if ($high_limit != $sensor_entry['sensor_limit'] && $sensor_entry['sensor_custom'] == 'No') {
$update = array('sensor_limit' => $high_limit == null ? array('NULL') : $high_limit);
$updated = dbUpdate($update, 'sensors', '`sensor_id` = ?', array($sensor_entry['sensor_id']));
d_echo("( {$updated} updated )\n");
echo 'H';
log_event('Sensor High Limit Updated: ' . mres($class) . ' ' . mres($type) . ' ' . mres($index) . ' ' . mres($descr) . ' (' . $high_limit . ')', $device, 'sensor', $sensor_id);
}
if ($sensor_entry['sensor_limit_low'] != $low_limit && $sensor_entry['sensor_custom'] == 'No') {
$update = array('sensor_limit_low' => $low_limit == null ? array('NULL') : $low_limit);
$updated = dbUpdate($update, 'sensors', '`sensor_id` = ?', array($sensor_entry['sensor_id']));
d_echo("( {$updated} updated )\n");
echo 'L';
log_event('Sensor Low Limit Updated: ' . mres($class) . ' ' . mres($type) . ' ' . mres($index) . ' ' . mres($descr) . ' (' . $low_limit . ')', $device, 'sensor', $sensor_id);
}
if ($warn_limit != $sensor_entry['sensor_limit_warn'] && $sensor_entry['sensor_custom'] == 'No') {
$update = array('sensor_limit_warn' => $warn_limit == null ? array('NULL') : $warn_limit);
$updated = dbUpdate($update, 'sensors', '`sensor_id` = ?', array($sensor_entry['sensor_id']));
d_echo("( {$updated} updated )\n");
echo 'WH';
log_event('Sensor Warn High Limit Updated: ' . mres($class) . ' ' . mres($type) . ' ' . mres($index) . ' ' . mres($descr) . ' (' . $warn_limit . ')', $device, 'sensor', $sensor_id);
}
if ($sensor_entry['sensor_limit_low_warn'] != $low_warn_limit && $sensor_entry['sensor_custom'] == 'No') {
$update = array('sensor_limit_low_warn' => $low_warn_limit == null ? array('NULL') : $low_warn_limit);
$updated = dbUpdate($update, 'sensors', '`sensor_id` = ?', array($sensor_entry['sensor_id']));
d_echo("( {$updated} updated )\n");
echo 'WL';
log_event('Sensor Warn Low Limit Updated: ' . mres($class) . ' ' . mres($type) . ' ' . mres($index) . ' ' . mres($descr) . ' (' . $low_warn_limit . ')', $device, 'sensor', $sensor_id);
}
if ($oid == $sensor_entry['sensor_oid'] && $descr == $sensor_entry['sensor_descr'] && $multiplier == $sensor_entry['sensor_multiplier'] && $divisor == $sensor_entry['sensor_divisor'] && $entPhysicalIndex_measured == $sensor_entry['entPhysicalIndex_measured'] && $entPhysicalIndex == $sensor_entry['entPhysicalIndex']) {
echo '.';
} else {
$update = array('sensor_oid' => $oid, 'sensor_descr' => $descr, 'sensor_multiplier' => $multiplier, 'sensor_divisor' => $divisor, 'entPhysicalIndex' => $entPhysicalIndex, 'entPhysicalIndex_measured' => $entPhysicalIndex_measured);
$updated = dbUpdate($update, 'sensors', '`sensor_id` = ?', array($sensor_entry['sensor_id']));
echo 'U';
log_event('Sensor Updated: ' . mres($class) . ' ' . mres($type) . ' ' . mres($index) . ' ' . mres($descr), $device, 'sensor', $sensor_id);
d_echo("( {$updated} updated )\n");
}
}
//end if
$valid[$class][$type][$index] = 1;
}
function discover_sensor(&$valid, $class, $device, $oid, $index, $type, $descr, $divisor = '1', $multiplier = '1', $low_limit = NULL, $low_warn_limit = NULL, $warn_limit = NULL, $high_limit = NULL, $current = NULL, $poller_type = 'snmp', $entPhysicalIndex = NULL, $entPhysicalIndex_measured = NULL, $measured_class = NULL, $measured_entity = NULL)
{
global $config, $debug;
if ($debug) {
echo "Discover sensor: {$class}, {$device}, {$oid}, {$index}, {$type}, {$descr}, {$divisor} , {$multiplier}, {$low_limit}, {$low_warn_limit}, {$warn_limit}, {$high_limit}, {$current}, {$poller_type}, {$entPhysicalIndex}, {$entPhysicalIndex_measured}, {$measured_class}, {$measured_entity} \n";
}
if (empty($low_warn_limit) || empty($warn_limit)) {
// Warn limits only make sense when we have both a high and a low limit
$low_warn_limit = NULL;
$warn_limit = NULL;
} elseif ($low_warn_limit > $warn_limit) {
// Fix high/low thresholds (i.e. on negative numbers)
list($warn_limit, $low_warn_limit) = array($low_warn_limit, $warn_limit);
}
if (dbFetchCell("SELECT COUNT(sensor_id) FROM `sensors` WHERE `poller_type`= ? AND `sensor_class` = ? AND `device_id` = ? AND sensor_type = ? AND `sensor_index` = ?", array($poller_type, $class, $device['device_id'], $type, $index)) == '0') {
if (!$high_limit) {
$high_limit = sensor_limit($class, $current);
}
if (!$low_limit) {
$low_limit = sensor_low_limit($class, $current);
}
if ($low_limit > $high_limit) {
// Fix high/low thresholds (i.e. on negative numbers)
list($high_limit, $low_limit) = array($low_limit, $high_limit);
}
$insert = array('poller_type' => $poller_type, 'sensor_class' => $class, 'device_id' => $device['device_id'], 'sensor_oid' => $oid, 'sensor_index' => $index, 'sensor_type' => $type, 'sensor_descr' => $descr, 'sensor_divisor' => $divisor, 'sensor_multiplier' => $multiplier, 'sensor_limit' => $high_limit, 'sensor_limit_warn' => $warn_limit, 'sensor_limit_low' => $low_limit, 'sensor_limit_low_warn' => $low_warn_limit, 'entPhysicalIndex' => $entPhysicalIndex, 'entPhysicalIndex_measured' => $entPhysicalIndex_measured, 'measured_class' => $measured_class, 'measured_entity' => $measured_entity);
$inserted = dbInsert($insert, 'sensors');
if ($debug) {
echo "( {$inserted} inserted )\n";
}
echo "+";
log_event("Sensor Added: " . mres($class) . " " . mres($type) . " " . mres($index) . " " . mres($descr), $device, 'sensor', mysql_insert_id());
} else {
$sensor_entry = dbFetchRow("SELECT * FROM `sensors` WHERE `sensor_class` = ? AND `device_id` = ? AND `sensor_type` = ? AND `sensor_index` = ?", array($class, $device['device_id'], $type, $index));
if (!isset($high_limit)) {
if (!$sensor_entry['sensor_limit']) {
// Calculate a reasonable limit
$high_limit = sensor_limit($class, $current);
} else {
// Use existing limit
$high_limit = $sensor_entry['sensor_limit'];
}
}
if (!isset($low_limit)) {
if (!$sensor_entry['sensor_limit_low']) {
// Calculate a reasonable limit
$low_limit = sensor_low_limit($class, $current);
} else {
// Use existing limit
$low_limit = $sensor_entry['sensor_limit_low'];
}
}
// Fix high/low thresholds (i.e. on negative numbers)
if ($low_limit > $high_limit) {
list($high_limit, $low_limit) = array($low_limit, $high_limit);
}
if ($high_limit != $sensor_entry['sensor_limit']) {
$update = array('sensor_limit' => $high_limit == NULL ? array('NULL') : $high_limit);
$updated = dbUpdate($update, 'sensors', '`sensor_id` = ?', array($sensor_entry['sensor_id']));
if ($debug) {
echo "( {$updated} updated )\n";
}
echo "H";
log_event("Sensor High Limit Updated: " . mres($class) . " " . mres($type) . " " . mres($index) . " " . mres($descr) . " (" . $high_limit . ")", $device, 'sensor', $sensor_id);
}
if ($sensor_entry['sensor_limit_low'] != $low_limit) {
$update = array('sensor_limit_low' => $low_limit == NULL ? array('NULL') : $low_limit);
$updated = dbUpdate($update, 'sensors', '`sensor_id` = ?', array($sensor_entry['sensor_id']));
if ($debug) {
echo "( {$updated} updated )\n";
}
echo "L";
log_event("Sensor Low Limit Updated: " . mres($class) . " " . mres($type) . " " . mres($index) . " " . mres($descr) . " (" . $low_limit . ")", $device, 'sensor', $sensor_id);
}
if ($warn_limit != $sensor_entry['sensor_limit_warn']) {
$update = array('sensor_limit_warn' => $warn_limit == NULL ? array('NULL') : $warn_limit);
$updated = dbUpdate($update, 'sensors', '`sensor_id` = ?', array($sensor_entry['sensor_id']));
if ($debug) {
echo "( {$updated} updated )\n";
}
echo "WH";
log_event("Sensor Warn High Limit Updated: " . mres($class) . " " . mres($type) . " " . mres($index) . " " . mres($descr) . " (" . $warn_limit . ")", $device, 'sensor', $sensor_id);
}
if ($sensor_entry['sensor_limit_low_warn'] != $low_warn_limit) {
$update = array('sensor_limit_low_warn' => $low_warn_limit == NULL ? array('NULL') : $low_warn_limit);
$updated = dbUpdate($update, 'sensors', '`sensor_id` = ?', array($sensor_entry['sensor_id']));
if ($debug) {
echo "( {$updated} updated )\n";
}
echo "WL";
log_event("Sensor Warn Low Limit Updated: " . mres($class) . " " . mres($type) . " " . mres($index) . " " . mres($descr) . " (" . $low_warn_limit . ")", $device, 'sensor', $sensor_id);
}
if ($oid == $sensor_entry['sensor_oid'] && $descr == $sensor_entry['sensor_descr'] && $multiplier == $sensor_entry['sensor_multiplier'] && $divisor == $sensor_entry['sensor_divisor'] && $entPhysicalIndex_measured == $sensor_entry['entPhysicalIndex_measured'] && $entPhysicalIndex == $sensor_entry['entPhysicalIndex'] && $sensor_entry['measured_class'] == $measured_class && $sensor_entry['measured_entity'] == $measured_entity) {
echo ".";
} else {
$update = array('sensor_oid' => $oid, 'sensor_descr' => $descr, 'sensor_multiplier' => $multiplier, 'sensor_divisor' => $divisor, 'entPhysicalIndex' => $entPhysicalIndex, 'entPhysicalIndex_measured' => $entPhysicalIndex_measured, 'measured_class' => $measured_class, 'measured_entity' => $measured_entity);
$updated = dbUpdate($update, 'sensors', '`sensor_id` = ?', array($sensor_entry['sensor_id']));
echo "U";
log_event("Sensor Updated: " . mres($class) . " " . mres($type) . " " . mres($index) . " " . mres($descr), $device, 'sensor', $sensor_id);
if ($debug) {
echo "( {$updated} updated )\n";
}
}
}
$valid[$class][$type][$index] = 1;
}