(PECL zookeeper >= 0.1.0)
Zookeeper::addAuth — Specify application credentials
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.
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
Întoarce valoarea true
în cazul
succesului sau false
în cazul eșecului.
This method emits PHP error/warning when parameters count or types are wrong or operation fails.
Since version 0.3.0, this method emits ZookeeperException and it's derivatives.
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';
?>
Exemplul de mai sus va afișa:
nodevalue