// get loadbalancer plugin instance and add endpoints
$loadbalancer = $client->getPlugin('loadbalancer');
$loadbalancer->addEndpoint($endpoint1, 100);
$loadbalancer->addEndpoint($endpoint2, 100);
$loadbalancer->addEndpoint($endpoint3, 1);
// create a basic query to execute
$query = $client->createSelect();
// execute the query multiple times, displaying the server for each execution
for ($i = 1; $i <= 8; $i++) {
$resultset = $client->select($query);
echo 'Query execution #' . $i . '<br/>';
echo 'NumFound: ' . $resultset->getNumFound() . '<br/>';
echo 'Server: ' . $loadbalancer->getLastEndpoint() . '<hr/>';
}
// force a server for a query (normally solr 3 is extremely unlikely based on its weight)
$loadbalancer->setForcedEndpointForNextQuery('local3');
$resultset = $client->select($query);
echo 'Query execution with server forced to local3<br/>';
echo 'NumFound: ' . $resultset->getNumFound() . '<br/>';
echo 'Server: ' . $loadbalancer->getLastEndpoint() . '<hr/>';
// test a ping query
$query = $client->createPing();
$client->ping($query);
echo 'Loadbalanced ping query, should display a loadbalancing server:<br/>';
echo 'Ping server: ' . $loadbalancer->getLastEndpoint() . '<hr/>';
// exclude ping query from loadbalancing
$loadbalancer->addBlockedQueryType(Solarium\Client::QUERY_PING);
$client->ping($query);
echo 'Non-loadbalanced ping query, should not display a loadbalancing server:<br/>';
echo 'Ping server: ' . $loadbalancer->getLastEndpoint() . '<hr/>';
htmlFooter();
<?php
require __DIR__ . '/init.php';
// check solarium version available
echo 'Solarium library version: ' . Solarium\Client::VERSION . ' - ';
// create a client instance
$client = new Solarium\Client($config);
// create a ping query
$ping = $client->createPing();
// execute the ping query
try {
$result = $client->ping($ping);
echo 'Ping query successful';
echo '<br/><pre>';
var_dump($result->getData());
echo '</pre>';
} catch (Solarium\Exception $e) {
echo 'Ping query failed';
}