ZookeeperConfig::remove

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

ZookeeperConfig::remove — Remove servers from the ensemble

Description

public ZookeeperConfig::remove(string $id_list, int $version = -1, array &$stat = null): void

Parameters

id_list

Comma separated list of server IDs to be removed from the ensemble. Each has an id of a server to be removed, only for maj. quorums.

version

The expected version of the node. The function will fail if the actual version of the node does not match the expected version. If -1 is used the version check will not take place.

stat

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

Return Values

No value is returned.

Errors/Exceptions

This method emits ZookeeperException and it's derivatives when parameters count or types are wrong or fail to save value to node.

Examples

Example #1 ZookeeperConfig::remove() example

Remove members.

<?php
$client = new Zookeeper();
$client->connect('localhost:2181');
$client->addAuth('digest', 'timandes:timandes');
$zkConfig = $client->getConfig();
$zkConfig->set("server.1=localhost:2888:3888:participant;0.0.0.0:2181,server.2=localhost:2889:3889:participant;0.0.0.0:2182");
$zkConfig->remove("2");
echo $zkConfig->get();
if ($r)
echo $r;
else
echo 'ERR';
?>

The above example will output:

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

See Also