tcpwrap_check
(PECL)
tcpwrap_check -- Performs a tcpwrap check
Description
bool
tcpwrap_check ( string daemon, string address [, string user [, bool nodns]] )
This function consults the /etc/hosts.allow and
/etc/hosts.deny files to check if access to service
daemon should be granted or denied for a client.
Parameters
daemon
The service name.
address
The client remote address. Can be either an IP address or a domain name.
user
An optional user name.
nodns
If address looks like domain name then DNS is
used to resolve it to IP address; set nodns to
TRUE to avoid this.
Return Values
This function returns TRUE if access should be granted, FALSE otherwise.
Examples
Example 1. Deny all connections from localhost
If your /etc/hosts.deny file contains:
And your code looks like:
<?php
if (!tcpwrap_check('php', $_SERVER['REMOTE_ADDR'])) {
die('You are not welcome here');
}
?>
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See Also
For more details please consult hosts_access(3) man page.