PHPWales 2020 - June 3rd to June 4th

ZookeeperConfig::get

(PECL zookeeper >= 0.6.0, ZooKeeper >= 3.5.0)

ZookeeperConfig::getGets the last committed configuration of the ZooKeeper cluster as it is known to the server to which the client is connected, synchronously

Beschreibung

public ZookeeperConfig::get ([ callable $watcher_cb = NULL [, array &$stat = NULL ]] ) : string

Parameter-Liste

watcher_cb

If nonzero, a watch will be set at the server to notify the client if the node changes.

stat

If not NULL, will hold the value of stat for the path on return.

R├╝ckgabewerte

Returns the configuration string on success, and false on failure.

Fehler/Exceptions

This method emits ZookeeperException and it's derivatives when parameters count or types are wrong or fail to get configuration.

Beispiele

Beispiel #1 ZookeeperConfig::get() example

Get configuration.

<?php
$zk 
= new Zookeeper();
$zk->connect('localhost:2181');
$zk->addAuth('digest''timandes:timandes');
$zkConfig $zk->getConfig();
$r $zkConfig->get();
if (
$r)
  echo 
$r;
else
  echo 
'ERR';
?>

Das oben gezeigte Beispiel erzeugt folgende Ausgabe:

server.1=localhost:2888:3888:participant;0.0.0.0:2181
version=0xca01e881a2

Siehe auch

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