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ssh2_fingerprint
(PECL ssh2:0.10-0.9)
ssh2_fingerprint — Retrieve fingerprint of remote server
Описание
string ssh2_fingerprint ( resource $session [, int $flags ] )
Returns a server hostkey hash from an active session.
Список параметров
- session
-
An SSH connection link identifier, obtained from a call to ssh2_connect().
- flags
-
flags may be either of SSH2_FINGERPRINT_MD5 or SSH2_FINGERPRINT_SHA1 logically ORed with SSH2_FINGERPRINT_HEX or SSH2_FINGERPRINT_RAW. Defaults to SSH2_FINGERPRINT_MD5 | SSH2_FINGERPRINT_HEX.
Возвращаемые значения
Returns the hostkey hash as a string.
Примеры
Пример #1 Checking the fingerprint against a known value
<?php
$known_host = '6F89C2F0A719B30CC38ABDF90755F2E4';
$connection = ssh2_connect('shell.example.com', 22);
$fingerprint = ssh2_fingerprint($connection,
SSH2_FINGERPRINT_MD5 | SSH2_FINGERPRINT_HEX);
if ($fingerprint != $known_host) {
die("HOSTKEY MISMATCH!\n" .
"Possible Man-In-The-Middle Attack?");
}
?>