<?xml version="1.0"?>
<grammar xmlns="http://relaxng.org/ns/structure/1.0" datatypeLibrary="http://www.w3.org/2001/XMLSchema-datatypes">
<!-- We handle only document defining a domain -->
<start>
<ref name="domain"/>
</start>
<!--
We handle only document defining a domain
-->
<define name="domain">
<element name="domain">
<ref name="hvs"/>
<ref name="ids"/>
<interleave>
<ref name="os"/>
<ref name="clock"/>
<ref name="resources"/>
<ref name="features"/>
<ref name="termination"/>
<optional>
<ref name="devices"/>
</optional>
<optional>
<ref name="seclabel"/>
</optional>
</interleave>
</element>
</define>
<define name="seclabel">
<element name="seclabel">
<attribute name="model">
<text/>
</attribute>
<attribute name="type">
<choice>
<value>dynamic</value>
<value>static</value>
</choice>
</attribute>
<element name="label">
<text/>
</element>
</element>
</define>
<define name="hvs">
<attribute name="type">
<choice>
<value>xen</value>
<value>kvm</value>
<value>kqemu</value>
<value>qemu</value>
<value>lxc</value>
<value>openvz</value>
<value>test</value>
</choice>
</attribute>
</define>
<define name="os">
<choice>
<ref name="osxen"/>
<ref name="oshvm"/>
<ref name="osexe"/>
</choice>
</define>
<define name="osxen">
<choice>
<group>
<optional>
<ref name="bootloader"/>
</optional>
<element name="os">
<ref name="ostypexen"/>
<ref name="osbootkernel"/>
</element>
</group>
<group>
<ref name="bootloader"/>
<optional>
<element name="os">
<ref name="ostypexen"/>
<optional>
<ref name="osbootkernel"/>
</optional>
</element>
</optional>
</group>
</choice>
</define>
<define name="oshvm">
<element name="os">
<ref name="ostypehvm"/>
<interleave>
<optional>
<element name="loader">
<ref name="absFilePath"/>
</element>
</optional>
<choice>
<ref name="osbootkernel"/>
<ref name="osbootdev"/>
</choice>
</interleave>
</element>
</define>
<define name="ostypexen">
<element name="type">
<optional>
<attribute name="arch">
<choice>
<value>i686</value>
<value>x86_64</value>
<value>ia64</value>
</choice>
</attribute>
</optional>
<optional>
<attribute name="machine">
<choice>
<value>xenpv</value>
<value>xenner</value>
</choice>
</attribute>
</optional>
<choice>
<value>xen</value>
<value>linux</value>
</choice>
</element>
</define>
<define name="ostypehvm">
<element name="type">
<optional>
<choice>
<ref name="hvmx86"/>
<ref name="hvmmips"/>
<ref name="hvmsparc"/>
<ref name="hvmppc"/>
</choice>
</optional>
<value>hvm</value>
</element>
</define>
<define name="hvmx86">
<group>
<attribute name="arch">
<choice>
<value>i686</value>
<value>x86_64</value>
</choice>
</attribute>
<attribute name="machine">
<choice>
<value>xenfv</value>
<value>pc</value>
<value>isapc</value>
</choice>
</attribute>
</group>
</define>
<define name="hvmmips">
<group>
<attribute name="arch">
<value>mips</value>
</attribute>
<attribute name="machine">
<value>mips</value>
</attribute>
</group>
</define>
<define name="hvmsparc">
<group>
<attribute name="arch">
<value>sparc</value>
</attribute>
<attribute name="machine">
<value>sun4m</value>
</attribute>
</group>
</define>
<define name="hvmppc">
<group>
<attribute name="arch">
<value>ppc</value>
</attribute>
<attribute name="machine">
<choice>
<value>g3beige</value>
<value>mac99</value>
<value>prep</value>
</choice>
</attribute>
</group>
</define>
<define name="osexe">
<element name="os">
<element name="type">
<value>exe</value>
</element>
<interleave>
<optional>
<element name="init">
<ref name="absFilePath"/>
</element>
</optional>
</interleave>
</element>
</define>
<!--
The Identifiers can be:
- an optional id attribute with a number on the domain element
- a mandatory name
- an optional uuid
-->
<define name="ids">
<optional>
<attribute name="id">
<ref name="unsignedInt"/>
</attribute>
</optional>
<interleave>
<element name="name">
<ref name="domainName"/>
</element>
<optional>
<element name="uuid">
<ref name="UUID"/>
</element>
</optional>
</interleave>
</define>
<!--
Resources usage defines the amount of memory (maximum and possibly
current usage) and number of virtual CPUs used by that domain.
We can't check here the rule that currentMemory <= memory
-->
<define name="resources">
<interleave>
<element name="memory">
<ref name="memoryKB"/>
</element>
<optional>
<element name="currentMemory">
<ref name="memoryKB"/>
</element>
</optional>
<optional>
<element name="memoryBacking">
<optional>
<element name="hugepages">
<empty/>
</element>
</optional>
</element>
</optional>
<optional>
<element name="vcpu">
<optional>
<attribute name="cpuset"/>
</optional>
<ref name="countCPU"/>
</element>
</optional>
</interleave>
</define>
<define name="clock">
<optional>
<element name="clock">
<attribute name="offset">
<choice>
<value>localtime</value>
<value>utc</value>
</choice>
</attribute>
<empty/>
</element>
</optional>
</define>
<!--
A bootloader may be used to extract the OS information instead of
defining the OS parameter in the instance. It points just to the
binary or script used to extract the data from the first disk device.
-->
<define name="bootloader">
<interleave>
<element name="bootloader">
<choice>
<ref name="absFilePath"/>
<empty/>
</choice>
</element>
<optional>
<element name="bootloader_args">
<text/>
</element>
</optional>
</interleave>
</define>
<define name="osbootkernel">
<interleave>
<element name="kernel">
<ref name="absFilePath"/>
</element>
<optional>
<element name="initrd">
<ref name="absFilePath"/>
</element>
</optional>
<optional>
<element name="root">
<ref name="devicePath"/>
</element>
</optional>
<optional>
<element name="cmdline">
<text/>
</element>
</optional>
</interleave>
</define>
<define name="osbootdev">
<element name="boot">
<attribute name="dev">
<choice>
<value>hd</value>
<value>fd</value>
<value>cdrom</value>
<value>network</value>
</choice>
</attribute>
<empty/>
</element>
</define>
<define name="diskspec">
<optional>
<ref name="driver"/>
</optional>
<ref name="target"/>
<optional>
<element name="readonly">
<empty/>
</element>
</optional>
<optional>
<element name="shareable">
<empty/>
</element>
</optional>
<optional>
<element name="serial">
<ref name="diskSerial"/>
</element>
</optional>
</define>
<!--
A disk description can be either of type file or block
The name of the attribute on the source element depends on the type
-->
<define name="disk">
<element name="disk">
<optional>
<attribute name="device">
<choice>
<value>floppy</value>
<value>disk</value>
<value>cdrom</value>
</choice>
</attribute>
</optional>
<choice>
<group>
<attribute name="type">
<value>file</value>
</attribute>
<interleave>
<optional>
<element name="source">
<attribute name="file">
<ref name="absFilePath"/>
</attribute>
<empty/>
</element>
</optional>
<ref name="diskspec"/>
</interleave>
</group>
<group>
<attribute name="type">
<value>block</value>
</attribute>
<interleave>
<optional>
<element name="source">
<attribute name="dev">
<ref name="deviceName"/>
</attribute>
<empty/>
</element>
</optional>
<ref name="diskspec"/>
</interleave>
</group>
<ref name="diskspec"/>
</choice>
</element>
</define>
<define name="target">
<element name="target">
<attribute name="dev">
<ref name="deviceName"/>
</attribute>
<optional>
<attribute name="bus">
<choice>
<value>ide</value>
<value>fdc</value>
<value>scsi</value>
<value>virtio</value>
<value>xen</value>
<value>usb</value>
<value>uml</value>
</choice>
</attribute>
</optional>
</element>
</define>
<!--
Disk may use a special driver for access. Currently this is
only defined for Xen for tap/aio and file, but will certainly be
extended in the future, and libvirt doesn't look for specific values.
-->
<define name="driver">
<element name="driver">
<choice>
<group>
<ref name="driverFormat"/>
<optional>
<ref name="driverCache"/>
</optional>
</group>
<group>
<optional>
<ref name="driverFormat"/>
</optional>
<ref name="driverCache"/>
</group>
</choice>
<empty/>
</element>
</define>
<define name="driverFormat">
<attribute name="name">
<ref name="genericName"/>
</attribute>
<optional>
<attribute name="type">
<ref name="genericName"/>
</attribute>
</optional>
</define>
<define name="driverCache">
<attribute name="cache">
<choice>
<value>none</value>
<value>writeback</value>
<value>writethrough</value>
</choice>
</attribute>
</define>
<define name="filesystem">
<element name="filesystem">
<choice>
<group>
<attribute name="type">
<value>file</value>
</attribute>
<interleave>
<element name="source">
<attribute name="file">
<ref name="absFilePath"/>
</attribute>
<empty/>
</element>
<ref name="filesystemtgt"/>
</interleave>
</group>
<group>
<attribute name="type">
<value>block</value>
</attribute>
<interleave>
<element name="source">
<attribute name="dev">
<ref name="deviceName"/>
</attribute>
<empty/>
</element>
<ref name="filesystemtgt"/>
</interleave>
</group>
<group>
<attribute name="type">
<value>mount</value>
</attribute>
<interleave>
<element name="source">
<attribute name="dir">
<ref name="absFilePath"/>
</attribute>
<empty/>
</element>
<ref name="filesystemtgt"/>
</interleave>
</group>
<group>
<attribute name="type">
<value>template</value>
</attribute>
<interleave>
<element name="source">
<attribute name="name">
<ref name="genericName"/>
</attribute>
<empty/>
</element>
<ref name="filesystemtgt"/>
</interleave>
</group>
</choice>
</element>
</define>
<define name="filesystemtgt">
<element name="target">
<attribute name="dir">
<ref name="absDirPath"/>
</attribute>
<empty/>
</element>
</define>
<!--
An interface description can either be of type bridge in which case
it will use a bridging source, or of type ethernet which uses a device
source and a device target instead. They both share a set of interface
options. FIXME
-->
<define name="interface">
<element name="interface">
<choice>
<group>
<attribute name="type">
<value>bridge</value>
</attribute>
<interleave>
<optional>
<element name="source">
<attribute name="bridge">
<ref name="deviceName"/>
</attribute>
<empty/>
</element>
</optional>
<ref name="interface-options"/>
</interleave>
</group>
<group>
<attribute name="type">
<value>ethernet</value>
</attribute>
<interleave>
<optional>
<element name="source">
<attribute name="dev">
<ref name="deviceName"/>
</attribute>
<empty/>
</element>
</optional>
<ref name="interface-options"/>
</interleave>
</group>
<group>
<attribute name="type">
<value>network</value>
</attribute>
<interleave>
<element name="source">
<attribute name="network">
<ref name="deviceName"/>
</attribute>
<empty/>
</element>
<ref name="interface-options"/>
</interleave>
</group>
<group>
<attribute name="type">
<value>user</value>
</attribute>
<interleave>
<ref name="interface-options"/>
</interleave>
</group>
<group>
<attribute name="type">
<value>internal</value>
</attribute>
<interleave>
<element name="source">
<attribute name="name">
<ref name="deviceName"/>
</attribute>
<empty/>
</element>
<ref name="interface-options"/>
</interleave>
</group>
</choice>
</element>
</define>
<!--
The interface options possible are:
- the MAC address
- the IP address bound to the interface
- the name of the script used to set up the binding
- the target device used
-->
<define name="interface-options">
<interleave>
<optional>
<element name="target">
<attribute name="dev">
<ref name="deviceName"/>
</attribute>
<empty/>
</element>
</optional>
<optional>
<element name="mac">
<attribute name="address">
<ref name="addrMAC"/>
</attribute>
<empty/>
</element>
</optional>
<optional>
<element name="ip">
<attribute name="address">
<ref name="addrIP"/>
</attribute>
<empty/>
</element>
</optional>
<optional>
<element name="script">
<attribute name="path">
<ref name="filePath"/>
</attribute>
<empty/>
</element>
</optional>
<optional>
<element name="model">
<attribute name="type"/>
<empty/>
</element>
</optional>
</interleave>
</define>
<!--
An emulator description is just a path to the binary used for the task
-->
<define name="emulator">
<element name="emulator">
<ref name="absFilePath"/>
</element>
</define>
<!--
A graphic description, currently in Xen only 2 types are supported:
- sdl with optional display, xauth and fullscreen
- vnc with a required port and optional listen IP address, password
and keymap
-->
<define name="graphic">
<element name="graphics">
<choice>
<group>
<attribute name="type">
<value>sdl</value>
</attribute>
<optional>
<attribute name="display">
<text/>
</attribute>
</optional>
<optional>
<attribute name="xauth">
<text/>
</attribute>
</optional>
<optional>
<attribute name="fullscreen">
<choice>
<value>yes</value>
<value>no</value>
</choice>
</attribute>
</optional>
</group>
<group>
<attribute name="type">
<value>vnc</value>
</attribute>
<optional>
<attribute name="port">
<ref name="PortNumber"/>
</attribute>
</optional>
<optional>
<attribute name="autoport">
<choice>
<value>yes</value>
<value>no</value>
</choice>
</attribute>
</optional>
<optional>
<attribute name="listen">
<ref name="addrIP"/>
</attribute>
</optional>
<optional>
<attribute name="passwd">
<text/>
</attribute>
</optional>
<optional>
<attribute name="keymap">
<text/>
</attribute>
</optional>
</group>
<group>
<attribute name="type">
<value>rdp</value>
</attribute>
<optional>
<attribute name="port">
<ref name="PortNumber"/>
</attribute>
</optional>
<optional>
<attribute name="autoport">
<choice>
<value>yes</value>
<value>no</value>
</choice>
</attribute>
</optional>
<optional>
<attribute name="replaceUser">
<choice>
<value>yes</value>
<value>no</value>
</choice>
</attribute>
</optional>
<optional>
<attribute name="multiUser">
<choice>
<value>yes</value>
<value>no</value>
</choice>
</attribute>
</optional>
<optional>
<attribute name="listen">
<ref name="addrIP"/>
</attribute>
</optional>
</group>
<group>
<attribute name="type">
<value>desktop</value>
</attribute>
<optional>
<attribute name="display">
<text/>
</attribute>
</optional>
<optional>
<attribute name="fullscreen">
<choice>
<value>yes</value>
<value>no</value>
</choice>
</attribute>
</optional>
</group>
</choice>
</element>
</define>
<!--
A graphic description, currently in Xen only 2 types are supported:
- sdl with optional display, xauth and fullscreen
- vnc with a required port and optional listen IP address, password
and keymap
-->
<define name="video">
<element name="video">
<optional>
<element name="model">
<attribute name="type">
<choice>
<value>vga</value>
<value>cirrus</value>
<value>vmvga</value>
<value>xen</value>
<value>vbox</value>
</choice>
</attribute>
<optional>
<attribute name="vram">
<ref name="unsignedInt"/>
</attribute>
</optional>
<optional>
<attribute name="heads">
<ref name="unsignedInt"/>
</attribute>
</optional>
<optional>
<element name="acceleration">
<optional>
<attribute name="accel3d">
<choice>
<value>yes</value>
<value>no</value>
</choice>
</attribute>
</optional>
<optional>
<attribute name="accel2d">
<choice>
<value>yes</value>
<value>no</value>
</choice>
</attribute>
</optional>
</element>
</optional>
</element>
</optional>
</element>
</define>
<!--
When a domain terminates multiple policies can be applied depending
on how it ended:
-->
<define name="termination">
<interleave>
<optional>
<element name="on_reboot">
<ref name="offOptions"/>
</element>
</optional>
<optional>
<element name="on_poweroff">
<ref name="offOptions"/>
</element>
</optional>
<optional>
<element name="on_crash">
<ref name="offOptions"/>
</element>
</optional>
</interleave>
</define>
<!--
Options when a domain terminates:
destroy: The domain is cleaned up
restart: A new domain is started in place of the old one
preserve: The domain will remain in memory until it is destroyed manually
rename-restart: a variant of the previous one but where the old domain is
renamed before being saved to allow a restart
-->
<define name="offOptions">
<choice>
<value>destroy</value>
<value>restart</value>
<value>preserve</value>
<value>rename-restart</value>
</choice>
</define>
<!--
Specific setup for a qemu emulated character device. Note: this
definition doesn't fully specify the constraints on this node.
-->
<define name="qemucdev">
<attribute name="type">
<choice>
<value>dev</value>
<value>file</value>
<value>pipe</value>
<value>unix</value>
<value>tcp</value>
<value>udp</value>
<value>null</value>
<value>stdio</value>
<value>vc</value>
<value>pty</value>
</choice>
</attribute>
<interleave>
<optional>
<oneOrMore>
<element name="source">
<optional>
<attribute name="mode"/>
</optional>
<optional>
<attribute name="path"/>
</optional>
<optional>
<attribute name="host"/>
</optional>
<optional>
<attribute name="service"/>
</optional>
<optional>
<attribute name="wiremode"/>
</optional>
</element>
</oneOrMore>
</optional>
<optional>
<element name="protocol">
<optional>
<attribute name="type"/>
</optional>
</element>
</optional>
<optional>
<element name="target">
<optional>
<attribute name="port"/>
</optional>
</element>
</optional>
</interleave>
</define>
<!--
The description for a console
just a tty device
-->
<define name="console">
<element name="console">
<choice>
<group>
<optional>
<attribute name="tty">
<ref name="devicePath"/>
</attribute>
</optional>
<empty/>
</group>
<ref name="qemucdev"/>
</choice>
</element>
</define>
<define name="sound">
<element name="sound">
<attribute name="model">
<choice>
<value>sb16</value>
<value>es1370</value>
<value>pcspk</value>
<value>ac97</value>
</choice>
</attribute>
</element>
</define>
<define name="parallel">
<element name="parallel">
<ref name="qemucdev"/>
</element>
</define>
<define name="serial">
<element name="serial">
<ref name="qemucdev"/>
</element>
</define>
<define name="input">
<element name="input">
<attribute name="type">
<choice>
<value>tablet</value>
<value>mouse</value>
</choice>
</attribute>
<optional>
<attribute name="bus">
<choice>
<value>ps2</value>
<value>usb</value>
<value>xen</value>
</choice>
</attribute>
</optional>
</element>
</define>
<define name="hostdev">
<element name="hostdev">
<optional>
<attribute name="mode">
<choice>
<value>subsystem</value>
<value>capabilities</value>
</choice>
</attribute>
<attribute name="type">
<choice>
<value>usb</value>
<value>pci</value>
</choice>
</attribute>
<attribute name="managed">
<choice>
<value>yes</value>
<value>no</value>
</choice>
</attribute>
</optional>
<group>
<element name="source">
<choice>
<ref name="usbproduct"/>
<ref name="usbaddress"/>
<ref name="pciaddress"/>
</choice>
</element>
</group>
</element>
</define>
<define name="usbproduct">
<element name="vendor">
<attribute name="id">
<ref name="usbId"/>
</attribute>
</element>
<element name="product">
<attribute name="id">
<ref name="usbId"/>
</attribute>
</element>
</define>
<define name="usbaddress">
<element name="address">
<attribute name="bus">
<ref name="usbAddr"/>
</attribute>
<attribute name="device">
<ref name="usbAddr"/>
</attribute>
</element>
</define>
<define name="pciaddress">
<element name="address">
<optional>
<attribute name="domain">
<ref name="pciDomain"/>
</attribute>
</optional>
<attribute name="bus">
<ref name="pciBus"/>
</attribute>
<attribute name="slot">
<ref name="pciSlot"/>
</attribute>
<attribute name="function">
<ref name="pciFunc"/>
</attribute>
</element>
</define>
<!--
Devices attached to a domain.
-->
<define name="devices">
<element name="devices">
<interleave>
<optional>
<ref name="emulator"/>
</optional>
<zeroOrMore>
<choice>
<ref name="disk"/>
<ref name="filesystem"/>
<ref name="interface"/>
<ref name="input"/>
<ref name="sound"/>
<ref name="hostdev"/>
<ref name="graphic"/>
<ref name="video"/>
<ref name="console"/>
<ref name="parallel"/>
<ref name="serial"/>
</choice>
</zeroOrMore>
</interleave>
</element>
</define>
<!--
A set of optional features: PAE, APIC and ACPI support
-->
<define name="features">
<optional>
<element name="features">
<interleave>
<optional>
<element name="pae">
<empty/>
</element>
</optional>
<optional>
<element name="apic">
<empty/>
</element>
</optional>
<optional>
<element name="acpi">
<empty/>
</element>
</optional>
</interleave>
</element>
</optional>
</define>
<!--
Type library
Our unsignedInt doesn't allow a leading '+' in its lexical form
A domain name shoul be made of ascii, numbers, _-+ and is non-empty
UUID currently allows only the 32 characters strict syntax
memoryKB request at least 4Mbytes though Xen will grow bigger if too low
-->
<define name="unsignedInt">
<data type="unsignedInt">
<param name="pattern">[0-9]+</param>
</data>
</define>
<define name="countCPU">
<data type="unsignedShort">
<param name="pattern">[0-9]+</param>
<param name="minInclusive">1</param>
</data>
</define>
<define name="PortNumber">
<data type="short">
<param name="minInclusive">-1</param>
</data>
</define>
<define name="memoryKB">
<data type="unsignedInt">
<param name="pattern">[0-9]+</param>
<param name="minInclusive">4000</param>
</data>
</define>
<define name="domainName">
<data type="string">
<param name="pattern">[A-Za-z0-9_\.\+\-&:/]+</param>
</data>
</define>
<define name="diskSerial">
<data type="string">
<param name="pattern">[A-Za-z0-9_\.\+\-]+</param>
</data>
</define>
<define name="genericName">
<data type="string">
<param name="pattern">[a-zA-Z0-9_\+\-]+</param>
</data>
</define>
<define name="UUID">
<choice>
<data type="string">
<param name="pattern">[a-fA-F0-9]{32}</param>
</data>
<data type="string">
<param name="pattern">[a-fA-F0-9]{8}\-([a-fA-F0-9]{4}\-){3}[a-fA-F0-9]{12}</param>
</data>
</choice>
</define>
<define name="filePath">
<data type="string">
<param name="pattern">[a-zA-Z0-9_\.\+\-&/%]+</param>
</data>
</define>
<define name="absFilePath">
<data type="string">
<param name="pattern">/[a-zA-Z0-9_\.\+\-&/%]+</param>
</data>
</define>
<define name="absDirPath">
<data type="string">
<param name="pattern">/[a-zA-Z0-9_\.\+\-&/%]*</param>
</data>
</define>
<define name="devicePath">
<data type="string">
<param name="pattern">/[a-zA-Z0-9_\+\-/%]+</param>
</data>
</define>
<define name="deviceName">
<data type="string">
<param name="pattern">[a-zA-Z0-9_\.\-:/]+</param>
</data>
</define>
<define name="addrMAC">
<data type="string">
<param name="pattern">([a-fA-F0-9]{2}:){5}[a-fA-F0-9]{2}</param>
</data>
</define>
<define name="addrIP">
<data type="string">
<param name="pattern">([0-2]?[0-9]?[0-9]\.){3}[0-2]?[0-9]?[0-9]</param>
</data>
</define>
<define name="usbId">
<data type="string">
<param name="pattern">(0x)?[0-9a-fA-F]{1,4}</param>
</data>
</define>
<define name="usbAddr">
<data type="string">
<param name="pattern">(0x)?[0-9a-fA-F]{1,3}</param>
</data>
</define>
<define name="pciDomain">
<data type="string">
<param name="pattern">(0x)?[0-9a-fA-F]{1,4}</param>
</data>
</define>
<define name="pciBus">
<data type="string">
<param name="pattern">(0x)?[0-9a-fA-F]{1,2}</param>
</data>
</define>
<define name="pciSlot">
<data type="string">
<param name="pattern">(0x)?[0-1]?[0-9a-fA-F]</param>
</data>
</define>
<define name="pciFunc">
<data type="string">
<param name="pattern">(0x)?[0-7]</param>
</data>
</define>
</grammar>
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