Zookeeper::addAuth

(PECL zookeeper >= 0.1.0)

Zookeeper::addAuthSpecify application credentials

Descrizione

public Zookeeper::addAuth ( string $scheme , string $cert [, callable $completion_cb = NULL ] ) : bool

The application calls this function to specify its credentials for purposes of authentication. The server will use the security provider specified by the scheme parameter to authenticate the client connection. If the authentication request has failed: - the server connection is dropped. - the watcher is called with the ZOO_AUTH_FAILED_STATE value as the state parameter.

Elenco dei parametri

scheme

The id of authentication scheme. Natively supported: "digest" password-based authentication

cert

Application credentials. The actual value depends on the scheme.

completion_cb

The routine to invoke when the request completes. One of the following result codes may be passed into the completion callback: - ZOK operation completed successfully - ZAUTHFAILED authentication failed

Valori restituiti

Restituisce TRUE in caso di successo, FALSE in caso di fallimento.

Errori/Eccezioni

This method emits PHP error/warning when parameters count or types are wrong or operation fails.

Attenzione

Since version 0.3.0, this method emits ZookeeperException and it's derivatives.

Esempi

Example #1 Zookeeper::addAuth() example

Add auth before requesting node value.

<?php
$zookeeper 
= new Zookeeper('locahost:2181');
$path '/path/to/node';
$value 'nodevalue';
$zookeeper->set($path$value);

$zookeeper->addAuth('digest''user0:passwd0');
$r $zookeeper->get($path);
if (
$r)
  echo 
$r;
else
  echo 
'ERR';
?>

Il precedente esempio visualizzerĂ :

nodevalue

Vedere anche:

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