ssh2-auth-hostbased-file.xml

<?xml version="1.0" encoding="utf-8"?>
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<refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.ssh2-auth-hostbased-file">
 <refnamediv>
  <refname>ssh2_auth_hostbased_file</refname>
  <refpurpose>Authenticate using a public hostkey</refpurpose>
 </refnamediv>
 
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>bool</type><methodname>ssh2_auth_hostbased_file</methodname>
   <methodparam><type>resource</type><parameter>session</parameter></methodparam>
   <methodparam><type>string</type><parameter>username</parameter></methodparam>
   <methodparam><type>string</type><parameter>hostname</parameter></methodparam>
   <methodparam><type>string</type><parameter>pubkeyfile</parameter></methodparam>
   <methodparam><type>string</type><parameter>privkeyfile</parameter></methodparam>
   <methodparam choice="opt"><type>string</type><parameter>passphrase</parameter></methodparam>
   <methodparam choice="opt"><type>string</type><parameter>local_username</parameter></methodparam>
  </methodsynopsis>
  <para>
   Authenticate using a public hostkey read from a file.  
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>session</parameter></term>
     <listitem>
      <para>
       An SSH connection link identifier, obtained from a call to
       <function>ssh2_connect</function>.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>username</parameter></term>
     <listitem>
      <para>
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>hostname</parameter></term>
     <listitem>
      <para>
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>pubkeyfile</parameter></term>
     <listitem>
      <para>
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>privkeyfile</parameter></term>
     <listitem>
      <para>
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>passphrase</parameter></term>
     <listitem>
      <para>
       If <parameter>privkeyfile</parameter> is encrypted (which it should
       be), the passphrase must be provided.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>local_username</parameter></term>
     <listitem>
      <para>
       If <parameter>local_username</parameter> is omitted, then the value
       for <parameter>username</parameter> will be used for it.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   &return.success;
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>Authentication using a public hostkey</title>
    <programlisting role="php">
<![CDATA[
<?php
$connection = ssh2_connect('shell.example.com', 22, array('hostkey'=>'ssh-rsa'));

if (ssh2_auth_hostbased_file($connection, 'remoteusername', 'myhost.example.com',
                             '/usr/local/etc/hostkey_rsa.pub',
                             '/usr/local/etc/hostkey_rsa', 'secret',
                             'localusername')) {
  echo "Public Key Hostbased Authentication Successful\n";
} else {
  die('Public Key Hostbased Authentication Failed');
}
?>
]]>
    </programlisting>
   </example>
  </para>
 </refsect1>

 <refsect1 role="notes">
  &reftitle.notes;
  <note>
   <para>
    <function>ssh2_auth_hostbased_file</function> requires libssh2 >= 0.7 and
    PHP/SSH2 >= 0.7
   </para>
  </note>
 </refsect1>

</refentry>

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