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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision: 1.28 $ -->
<refentry xml:id="function.libvirt-domain-migrate" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>libvirt_domain_migrate</refname>
<refpurpose>Migrate the domain object from its current host to the destination host defined by a connection</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>resource</type><methodname>libvirt_domain_migrate</methodname>
<methodparam ><type>resource</type><parameter>domain</parameter></methodparam>
<methodparam ><type>resource</type><parameter>dconn</parameter></methodparam>
<methodparam ><type>integer</type><parameter>flags</parameter></methodparam>
<methodparam ><type>string</type><parameter>dname</parameter></methodparam>
<methodparam ><type>string</type><parameter>uri</parameter></methodparam>
<methodparam ><type>integer</type><parameter>bandwith</parameter></methodparam>
</methodsynopsis>
<para>
Performs migration of the domain from one host to another. For description of parameters and flags see <link xlink:href="http://www.libvirt.org/html/libvirt-libvirt.html#virDomainMigrate">original documentation</link>.
</para>
<para>
Please note that the function returns after the migration is complete. It may take a lot of time to migrate a host. Be sure to configure PHP maximum execution time.
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<!-- See also &return.success; -->
<para>
Resource to new domain on success and &false; on failure. Please note that the resource of the domain is in the context of dconn.
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title><function>libvirt_domain_migrate</function> example</title>
<para>
Live migrate domain (f13_exper) to another node
</para>
<programlisting role="php">
<![CDATA[
<?php
echo ("Looking up f13_exper domain\n");
$dom=@libvirt_domain_lookup_by_name($conn,"f13_exper");
if ($dom==false)
{
echo ("Domain not found\n");
echo ("Libvirt last error: ".libvirt_get_last_error()."\n");
exit;
}
echo ("Domain found\n");
echo ("Connecting to libvirt (URI:$duri)\n");
$dconn=libvirt_connect($duri,false,$credentials);
if ($dconn==false)
{
echo ("Libvirt last error: ".libvirt_get_last_error()."\n");
exit;
}
echo ("Connected\n");
echo ("Migrating domain to $duri\n");
$ddom=libvirt_domain_migrate($dom,$dconn,VIR_MIGRATE_LIVE | VIR_MIGRATE_PEER2PEER | VIR_MIGRATE_PERSIST_DEST | VIR_MIGRATE_UNDEFINE_SOURCE);
if ($ddom==false)
{
echo ("Failure!");
echo ("Libvirt last error: ".libvirt_get_last_error()."\n");
}
else
{
echo ("Success\n");
echo ("DDom is resource ($ddom) to migrated domain in context of destination connection\n");
}
?>
]]>
</programlisting>
</example>
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>libvirt_domain_migrate_to_uri2</function></member>
<member><function>libvirt_domain_migrate_to_uri</function></member>
<member><function>libvirt_domain_get_job_info</function></member>
</simplelist>
</para>
</refsect1>
</refentry>
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