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<?php |
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namespace Elastica; |
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use Elastica\Cluster\Health; |
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use Elastica\Cluster\Settings; |
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use Elasticsearch\Endpoints\Cluster\State; |
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/** |
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* Cluster information for elasticsearch. |
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* |
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* @author Nicolas Ruflin <[email protected]> |
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* |
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* @see https://www.elastic.co/guide/en/elasticsearch/reference/current/cluster.html |
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*/ |
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class Cluster |
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{ |
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/** |
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* Client. |
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* |
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* @var Client Client object |
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*/ |
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protected $_client; |
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/** |
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* Cluster state response. |
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* |
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* @var Response |
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*/ |
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protected $_response; |
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/** |
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* Cluster state data. |
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* |
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* @var array |
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*/ |
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protected $_data; |
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/** |
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* Creates a cluster object. |
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*/ |
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public function __construct(Client $client) |
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{ |
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$this->_client = $client; |
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$this->refresh(); |
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} |
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/** |
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* Refreshes all cluster information (state). |
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*/ |
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public function refresh(): void |
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{ |
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$this->_response = $this->_client->requestEndpoint(new State()); |
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$this->_data = $this->getResponse()->getData(); |
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} |
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/** |
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* Returns the response object. |
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*/ |
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public function getResponse(): Response |
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{ |
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return $this->_response; |
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} |
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/** |
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* Return list of index names. |
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* |
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* @return string[] |
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*/ |
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public function getIndexNames(): array |
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{ |
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return \array_keys($this->_data['metadata']['indices']); |
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} |
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/** |
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* Returns the full state of the cluster. |
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* |
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* @see https://www.elastic.co/guide/en/elasticsearch/reference/current/cluster-state.html |
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*/ |
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public function getState(): array |
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{ |
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return $this->_data; |
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} |
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/** |
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* Returns a list of existing node names. |
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* |
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* @return string[] |
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*/ |
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public function getNodeNames(): array |
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{ |
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$data = $this->getState(); |
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$nodeNames = []; |
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foreach ($data['nodes'] as $node) { |
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$nodeNames[] = $node['name']; |
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} |
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return $nodeNames; |
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} |
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/** |
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* Returns all nodes of the cluster. |
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* |
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* @return Node[] |
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*/ |
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public function getNodes(): array |
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{ |
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$nodes = []; |
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$data = $this->getState(); |
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foreach ($data['nodes'] as $id => $name) { |
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$nodes[] = new Node($id, $this->getClient()); |
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} |
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return $nodes; |
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} |
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public function getClient(): Client |
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{ |
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return $this->_client; |
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} |
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/** |
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* Return Cluster health. |
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* |
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* @see https://www.elastic.co/guide/en/elasticsearch/reference/current/cluster-health.html |
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*/ |
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public function getHealth(): Health |
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{ |
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return new Health($this->getClient()); |
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} |
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/** |
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* Return Cluster settings. |
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*/ |
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public function getSettings(): Settings |
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{ |
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return new Settings($this->getClient()); |
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} |
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} |
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ruflin /
Elastica
