libvirt/docs/schemas/nwfilter.rng
Stefan Berger ba3bf00acf Add support for STP filtering
This patch adds support for filtering of STP (spanning tree protocol) traffic
to the parser and makes us of the ebtables support for STP filtering. This code
now enables the filtering of traffic in chains with prefix 'stp'.

Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com>
2011-11-22 15:12:03 -05:00

1123 lines
31 KiB
XML

<?xml version="1.0" encoding="UTF-8"?>
<grammar ns="" xmlns="http://relaxng.org/ns/structure/1.0" datatypeLibrary="http://www.w3.org/2001/XMLSchema-datatypes">
<start>
<ref name="filter"/>
</start>
<define name="filter">
<element name="filter">
<ref name="filter-node-attributes"/>
<optional>
<element name="uuid">
<ref name="UUID"/>
</element>
</optional>
<zeroOrMore>
<choice>
<element name="filterref">
<ref name="filterref-node-attributes"/>
</element>
<element name="rule">
<ref name="rule-node-attributes"/>
<optional>
<zeroOrMore>
<element name="mac">
<ref name="match-attribute"/>
<ref name="common-l2-attributes"/>
<ref name="mac-attributes"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="vlan">
<ref name="match-attribute"/>
<ref name="common-l2-attributes"/>
<ref name="vlan-attributes"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="stp">
<ref name="match-attribute"/>
<ref name="srcmacandmask-attributes"/>
<ref name="stp-attributes"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="arp">
<ref name="match-attribute"/>
<ref name="common-l2-attributes"/>
<ref name="arp-attributes"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="rarp">
<ref name="match-attribute"/>
<ref name="common-l2-attributes"/>
<ref name="arp-attributes"/> <!-- same as arp -->
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="ip">
<ref name="match-attribute"/>
<ref name="common-l2-attributes"/>
<ref name="common-ip-attributes-p1"/>
<ref name="common-port-attributes"/>
<ref name="ip-attributes"/>
<ref name="dscp-attribute"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="ipv6">
<ref name="match-attribute"/>
<ref name="common-l2-attributes"/>
<ref name="common-ipv6-attributes-p1"/>
<ref name="common-port-attributes"/>
<ref name="ip-attributes"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="tcp">
<ref name="match-attribute"/>
<ref name="srcmac-attribute"/>
<ref name="common-port-attributes"/>
<ref name="common-ip-attributes-p1"/>
<ref name="common-ip-attributes-p2"/>
<ref name="tcp-attributes"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="udp">
<ref name="match-attribute"/>
<ref name="srcmac-attribute"/>
<ref name="common-port-attributes"/>
<ref name="common-ip-attributes-p1"/>
<ref name="common-ip-attributes-p2"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="sctp">
<ref name="match-attribute"/>
<ref name="srcmac-attribute"/>
<ref name="common-port-attributes"/>
<ref name="common-ip-attributes-p1"/>
<ref name="common-ip-attributes-p2"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="icmp">
<ref name="match-attribute"/>
<ref name="srcmac-attribute"/>
<ref name="common-ip-attributes-p1"/>
<ref name="common-ip-attributes-p2"/>
<ref name="icmp-attributes"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="igmp">
<ref name="match-attribute"/>
<ref name="srcmac-attribute"/>
<ref name="common-ip-attributes-p1"/>
<ref name="common-ip-attributes-p2"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="all">
<ref name="match-attribute"/>
<ref name="srcmac-attribute"/>
<ref name="common-ip-attributes-p1"/>
<ref name="common-ip-attributes-p2"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="esp">
<ref name="match-attribute"/>
<ref name="srcmac-attribute"/>
<ref name="common-ip-attributes-p1"/>
<ref name="common-ip-attributes-p2"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="ah">
<ref name="match-attribute"/>
<ref name="srcmac-attribute"/>
<ref name="common-ip-attributes-p1"/>
<ref name="common-ip-attributes-p2"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="udplite">
<ref name="match-attribute"/>
<ref name="srcmac-attribute"/>
<ref name="common-ip-attributes-p1"/>
<ref name="common-ip-attributes-p2"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="tcp-ipv6">
<ref name="match-attribute"/>
<ref name="srcmac-attribute"/>
<ref name="common-port-attributes"/>
<ref name="common-ipv6-attributes-p1"/>
<ref name="common-ipv6-attributes-p2"/>
<ref name="tcp-attributes"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="udp-ipv6">
<ref name="match-attribute"/>
<ref name="srcmac-attribute"/>
<ref name="common-port-attributes"/>
<ref name="common-ipv6-attributes-p1"/>
<ref name="common-ipv6-attributes-p2"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="sctp-ipv6">
<ref name="match-attribute"/>
<ref name="srcmac-attribute"/>
<ref name="common-port-attributes"/>
<ref name="common-ipv6-attributes-p1"/>
<ref name="common-ipv6-attributes-p2"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="icmpv6">
<ref name="match-attribute"/>
<ref name="srcmac-attribute"/>
<ref name="common-ipv6-attributes-p1"/>
<ref name="common-ipv6-attributes-p2"/>
<ref name="icmp-attributes"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="all-ipv6">
<ref name="match-attribute"/>
<ref name="srcmac-attribute"/>
<ref name="common-ipv6-attributes-p1"/>
<ref name="common-ipv6-attributes-p2"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="esp-ipv6">
<ref name="match-attribute"/>
<ref name="srcmac-attribute"/>
<ref name="common-ipv6-attributes-p1"/>
<ref name="common-ipv6-attributes-p2"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="ah-ipv6">
<ref name="match-attribute"/>
<ref name="srcmac-attribute"/>
<ref name="common-ipv6-attributes-p1"/>
<ref name="common-ipv6-attributes-p2"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
<optional>
<zeroOrMore>
<element name="udplite-ipv6">
<ref name="match-attribute"/>
<ref name="srcmac-attribute"/>
<ref name="common-ipv6-attributes-p1"/>
<ref name="common-ipv6-attributes-p2"/>
<ref name="comment-attribute"/>
</element>
</zeroOrMore>
</optional>
</element>
</choice>
</zeroOrMore>
</element>
</define>
<!-- ########### attributes of XML nodes ############ -->
<define name="filter-node-attributes">
<attribute name="name">
<data type="NCName"/>
</attribute>
<optional>
<attribute name="chain">
<choice>
<value>root</value>
<data type="string">
<param name="pattern">mac[a-zA-Z0-9_\.:-]{0,9}</param>
</data>
<data type="string">
<param name="pattern">stp[a-zA-Z0-9_\.:-]{0,9}</param>
</data>
<data type="string">
<param name="pattern">vlan[a-zA-Z0-9_\.:-]{0,8}</param>
</data>
<data type="string">
<param name="pattern">arp[a-zA-Z0-9_\.:-]{0,9}</param>
</data>
<data type="string">
<param name="pattern">rarp[a-zA-Z0-9_\.:-]{0,8}</param>
</data>
<data type="string">
<param name="pattern">ipv4[a-zA-Z0-9_\.:-]{0,8}</param>
</data>
<data type="string">
<param name="pattern">ipv6[a-zA-Z0-9_\.:-]{0,8}</param>
</data>
</choice>
</attribute>
</optional>
<optional>
<attribute name="priority">
<ref name='priority-type'/>
</attribute>
</optional>
</define>
<define name="filterref-node-attributes">
<attribute name="filter">
<data type="NCName"/>
</attribute>
<zeroOrMore>
<element name="parameter">
<attribute name="name">
<ref name="filter-param-name"/>
</attribute>
<attribute name="value">
<ref name="filter-param-value"/>
</attribute>
</element>
</zeroOrMore>
</define>
<define name="rule-node-attributes">
<attribute name="action">
<ref name='action-type'/>
</attribute>
<attribute name="direction">
<ref name='direction-type'/>
</attribute>
<optional>
<attribute name="priority">
<ref name='priority-type'/>
</attribute>
</optional>
<optional>
<attribute name="statematch">
<ref name='statematch-type'/>
</attribute>
</optional>
</define>
<define name="match-attribute">
<interleave>
<optional>
<attribute name="match">
<choice>
<value>yes</value>
<value>no</value>
</choice>
</attribute>
</optional>
</interleave>
</define>
<define name="srcmac-attribute">
<interleave>
<optional>
<attribute name="srcmacaddr">
<ref name="addrMAC"/>
</attribute>
</optional>
</interleave>
</define>
<define name="srcmacandmask-attributes">
<interleave>
<ref name="srcmac-attribute"/>
<optional>
<attribute name="srcmacmask">
<ref name="addrMAC"/>
</attribute>
</optional>
</interleave>
</define>
<define name="common-l2-attributes">
<interleave>
<ref name="srcmacandmask-attributes"/>
<optional>
<attribute name="dstmacaddr">
<ref name="addrMAC"/>
</attribute>
</optional>
<optional>
<attribute name="dstmacmask">
<ref name="addrMAC"/>
</attribute>
</optional>
</interleave>
</define>
<define name="common-ip-attributes-p1">
<interleave>
<optional>
<attribute name="srcipaddr">
<ref name="addrIP"/>
</attribute>
</optional>
<optional>
<attribute name="srcipmask">
<ref name="addrMask"/>
</attribute>
</optional>
<optional>
<attribute name="dstipaddr">
<ref name="addrIP"/>
</attribute>
</optional>
<optional>
<attribute name="dstipmask">
<ref name="addrMask"/>
</attribute>
</optional>
</interleave>
</define>
<define name="common-ip-attributes-p2">
<interleave>
<optional>
<attribute name="srcipfrom">
<ref name="addrIP"/>
</attribute>
</optional>
<optional>
<attribute name="srcipto">
<ref name="addrIP"/>
</attribute>
</optional>
<optional>
<attribute name="dstipfrom">
<ref name="addrIP"/>
</attribute>
</optional>
<optional>
<attribute name="dstipto">
<ref name="addrIP"/>
</attribute>
</optional>
<optional>
<attribute name="dscp">
<ref name="sixbitrange"/>
</attribute>
</optional>
<optional>
<attribute name="connlimit-above">
<ref name="uint16range"/>
</attribute>
</optional>
<optional>
<attribute name="state">
<ref name="stateflags-type"/>
</attribute>
</optional>
</interleave>
</define>
<define name="common-ipv6-attributes-p1">
<interleave>
<optional>
<attribute name="srcipaddr">
<ref name="addrIPv6"/>
</attribute>
</optional>
<optional>
<attribute name="srcipmask">
<ref name="addrMaskv6"/>
</attribute>
</optional>
<optional>
<attribute name="dstipaddr">
<ref name="addrIPv6"/>
</attribute>
</optional>
<optional>
<attribute name="dstipmask">
<ref name="addrMaskv6"/>
</attribute>
</optional>
</interleave>
</define>
<define name="common-ipv6-attributes-p2">
<interleave>
<optional>
<attribute name="srcipfrom">
<ref name="addrIPv6"/>
</attribute>
</optional>
<optional>
<attribute name="srcipto">
<ref name="addrIPv6"/>
</attribute>
</optional>
<optional>
<attribute name="dstipfrom">
<ref name="addrIPv6"/>
</attribute>
</optional>
<optional>
<attribute name="dstipto">
<ref name="addrIPv6"/>
</attribute>
</optional>
<optional>
<attribute name="dscp">
<ref name="sixbitrange"/>
</attribute>
</optional>
</interleave>
</define>
<define name="common-port-attributes">
<interleave>
<optional>
<attribute name="srcportstart">
<ref name="uint16range"/>
</attribute>
</optional>
<optional>
<attribute name="srcportend">
<ref name="uint16range"/>
</attribute>
</optional>
<optional>
<attribute name="dstportstart">
<ref name="uint16range"/>
</attribute>
</optional>
<optional>
<attribute name="dstportend">
<ref name="uint16range"/>
</attribute>
</optional>
</interleave>
</define>
<define name="icmp-attributes">
<interleave>
<optional>
<attribute name="type">
<ref name="uint8range"/>
</attribute>
</optional>
<optional>
<attribute name="code">
<ref name="uint8range"/>
</attribute>
</optional>
</interleave>
</define>
<define name="mac-attributes">
<interleave>
<optional>
<attribute name="protocolid">
<ref name="mac-protocolid"/>
</attribute>
</optional>
</interleave>
</define>
<define name="vlan-attributes">
<interleave>
<optional>
<attribute name="vlanid">
<ref name="vlan-vlanid"/>
</attribute>
</optional>
<optional>
<attribute name="encap-protocol">
<ref name="mac-protocolid"/>
</attribute>
</optional>
</interleave>
</define>
<define name="stp-attributes">
<optional>
<attribute name="type">
<ref name="uint8range"/>
</attribute>
</optional>
<optional>
<attribute name="flags">
<ref name="uint8range"/>
</attribute>
</optional>
<optional>
<attribute name="root-priority">
<ref name="uint16range"/>
</attribute>
</optional>
<optional>
<attribute name="root-priority-hi">
<ref name="uint16range"/>
</attribute>
</optional>
<optional>
<attribute name="root-address">
<ref name="addrMAC"/>
</attribute>
</optional>
<optional>
<attribute name="root-address-mask">
<ref name="addrMAC"/>
</attribute>
</optional>
<optional>
<attribute name="root-cost">
<ref name="uint32range"/>
</attribute>
</optional>
<optional>
<attribute name="root-cost-hi">
<ref name="uint32range"/>
</attribute>
</optional>
<optional>
<attribute name="sender-priority">
<ref name="uint16range"/>
</attribute>
</optional>
<optional>
<attribute name="sender-priority-hi">
<ref name="uint16range"/>
</attribute>
</optional>
<optional>
<attribute name="sender-address">
<ref name="addrMAC"/>
</attribute>
</optional>
<optional>
<attribute name="sender-address-mask">
<ref name="addrMAC"/>
</attribute>
</optional>
<optional>
<attribute name="port">
<ref name="uint16range"/>
</attribute>
</optional>
<optional>
<attribute name="port-hi">
<ref name="uint16range"/>
</attribute>
</optional>
<optional>
<attribute name="age">
<ref name="uint16range"/>
</attribute>
</optional>
<optional>
<attribute name="age-hi">
<ref name="uint16range"/>
</attribute>
</optional>
<optional>
<attribute name="max-age">
<ref name="uint16range"/>
</attribute>
</optional>
<optional>
<attribute name="max-age-hi">
<ref name="uint16range"/>
</attribute>
</optional>
<optional>
<attribute name="hello-time">
<ref name="uint16range"/>
</attribute>
</optional>
<optional>
<attribute name="hello-time-hi">
<ref name="uint16range"/>
</attribute>
</optional>
<optional>
<attribute name="forward-delay">
<ref name="uint16range"/>
</attribute>
</optional>
<optional>
<attribute name="forward-delay-hi">
<ref name="uint16range"/>
</attribute>
</optional>
</define>
<define name="arp-attributes">
<interleave>
<optional>
<attribute name="arpsrcmacaddr">
<ref name="addrMAC"/>
</attribute>
</optional>
<optional>
<attribute name="arpsrcipaddr">
<ref name="addrIP"/>
</attribute>
</optional>
<optional>
<attribute name="arpdstmacaddr">
<ref name="addrMAC"/>
</attribute>
</optional>
<optional>
<attribute name="arpdstipaddr">
<ref name="addrIP"/>
</attribute>
</optional>
<optional>
<attribute name="hwtype">
<ref name="uint16range"/>
</attribute>
</optional>
<optional>
<attribute name="opcode">
<ref name="arpOpcodeType"/>
</attribute>
</optional>
<optional>
<attribute name="protocoltype">
<ref name="uint16range"/>
</attribute>
</optional>
<optional>
<attribute name="gratuitous">
<ref name="boolean"/>
</attribute>
</optional>
</interleave>
</define>
<define name="ip-attributes">
<optional>
<attribute name="protocol">
<ref name="ipProtocolType"/>
</attribute>
</optional>
</define>
<define name="dscp-attribute">
<optional>
<attribute name="dscp">
<ref name="sixbitrange"/>
</attribute>
</optional>
</define>
<define name="comment-attribute">
<optional>
<attribute name="comment">
<ref name="comment-type"/>
</attribute>
</optional>
</define>
<define name="tcp-attributes">
<optional>
<attribute name="flags">
<ref name="tcpflags-type"/>
</attribute>
</optional>
</define>
<!-- ################ type library ################ -->
<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="addrMAC">
<choice>
<!-- variable -->
<data type="string">
<param name="pattern">$[a-zA-Z0-9_]+</param>
</data>
<data type="string">
<param name="pattern">([a-fA-F0-9]{1,2}:){5}[a-fA-F0-9]{1,2}</param>
</data>
</choice>
</define>
<define name="addrIP">
<choice>
<!-- variable -->
<data type="string">
<param name="pattern">$[a-zA-Z0-9_]+</param>
</data>
<data type="string">
<param name="pattern">([0-2]?[0-9]?[0-9]\.){3}[0-2]?[0-9]?[0-9]</param>
</data>
</choice>
</define>
<define name="addrIPv6">
<choice>
<!-- variable -->
<data type="string">
<param name="pattern">$[a-zA-Z0-9_]+</param>
</data>
<data type="string">
<param name="pattern">([a-fA-F0-9]{0,4}:){2,7}([a-fA-F0-9]*)(([0-2]?[0-9]?[0-9]\.){3}[0-2]?[0-9]?[0-9])?</param>
</data>
</choice>
</define>
<define name="addrMask">
<choice>
<!-- variable -->
<data type="string">
<param name="pattern">$[a-zA-Z0-9_]+</param>
</data>
<data type="int">
<param name="minInclusive">0</param>
<param name="maxInclusive">32</param>
</data>
<data type="string">
<param name="pattern">([0-2]?[0-9]?[0-9]\.){3}[0-2]?[0-9]?[0-9]</param>
</data>
</choice>
</define>
<define name="addrMaskv6">
<choice>
<!-- variable -->
<data type="string">
<param name="pattern">$[a-zA-Z0-9_]+</param>
</data>
<data type="int">
<param name="minInclusive">0</param>
<param name="maxInclusive">128</param>
</data>
<data type="string">
<param name="pattern">([a-fA-F0-9]{0,4}:){2,7}([a-fA-F0-9]*)</param>
</data>
</choice>
</define>
<define name="sixbitrange">
<choice>
<data type="string">
<param name="pattern">0x([0-3][0-9a-fA-F]|[0-9a-fA-F])</param>
</data>
<!-- variable -->
<data type="string">
<param name="pattern">$[a-zA-Z0-9_]+</param>
</data>
<data type="int">
<param name="minInclusive">0</param>
<param name="maxInclusive">63</param>
</data>
</choice>
</define>
<define name="mac-protocolid">
<choice>
<!-- variable -->
<data type="string">
<param name="pattern">$[a-zA-Z0-9_]+</param>
</data>
<data type="string">
<param name="pattern">0x([6-9a-fA-F][0-9a-fA-F]{2}|[0-9a-fA-F]{4})</param>
</data>
<data type="int">
<param name="minInclusive">1536</param>
<param name="maxInclusive">65535</param>
</data>
<choice>
<value>arp</value>
<value>rarp</value>
<value>ipv4</value>
<value>ipv6</value>
<value>vlan</value>
</choice>
</choice>
</define>
<define name="vlan-vlanid">
<choice>
<!-- variable -->
<data type="string">
<param name="pattern">$[a-zA-Z0-9_]+</param>
</data>
<data type="string">
<param name="pattern">0x([0-9a-fA-F]{1,3})</param>
</data>
<data type="int">
<param name="minInclusive">0</param>
<param name="maxInclusive">4095</param>
</data>
</choice>
</define>
<define name="uint8range">
<choice>
<!-- variable -->
<data type="string">
<param name="pattern">$[a-zA-Z0-9_]+</param>
</data>
<data type="string">
<param name="pattern">0x[0-9a-fA-F]{1,2}</param>
</data>
<data type="int">
<param name="minInclusive">0</param>
<param name="maxInclusive">255</param>
</data>
</choice>
</define>
<define name="uint16range">
<choice>
<!-- variable -->
<data type="string">
<param name="pattern">$[a-zA-Z0-9_]+</param>
</data>
<data type="string">
<param name="pattern">0x[0-9a-fA-F]{1,4}</param>
</data>
<data type="int">
<param name="minInclusive">0</param>
<param name="maxInclusive">65535</param>
</data>
</choice>
</define>
<define name="uint32range">
<choice>
<!-- variable -->
<data type="string">
<param name="pattern">$[a-zA-Z0-9_]+</param>
</data>
<data type="string">
<param name="pattern">0x[0-9a-fA-F]{1,8}</param>
</data>
<data type="int">
<param name="minInclusive">0</param>
<param name="maxInclusive">4294967295</param>
</data>
</choice>
</define>
<define name="boolean">
<choice>
<value>yes</value>
<value>no</value>
<value>true</value>
<value>false</value>
<value>1</value>
<value>0</value>
</choice>
</define>
<define name="arpOpcodeType">
<choice>
<!-- variable -->
<data type="string">
<param name="pattern">$[a-zA-Z0-9_]+</param>
</data>
<data type="int">
<param name="minInclusive">0</param>
<param name="maxInclusive">65535</param>
</data>
<data type="string">
<param name="pattern">([Rr]eply|[Rr]equest|[Rr]equest_[Rr]everse|[Rr]eply_[Rr]everse|DRARP_[Rr]equest|DRARP_[Rr]eply|DRARP_[Ee]rror|InARP_[Rr]equest|ARP_NAK)</param>
</data>
</choice>
</define>
<define name="ipProtocolType">
<choice>
<!-- variable -->
<data type="string">
<param name="pattern">$[a-zA-Z0-9_]+</param>
</data>
<data type="string">
<param name="pattern">0x[0-9a-fA-F]{1,2}</param>
</data>
<data type="int">
<param name="minInclusive">0</param>
<param name="maxInclusive">255</param>
</data>
<choice>
<value>tcp</value>
<value>udp</value>
<value>udplite</value>
<value>esp</value>
<value>ah</value>
<value>icmp</value>
<value>igmp</value>
<value>sctp</value>
<value>icmpv6</value>
</choice>
</choice>
</define>
<define name="filter-param-name">
<data type="string">
<param name="pattern">[a-zA-Z0-9_]+</param>
</data>
</define>
<define name="filter-param-value">
<data type="string">
<param name="pattern">[a-zA-Z0-9_\.:]+</param>
</data>
</define>
<define name='action-type'>
<choice>
<value>drop</value>
<value>accept</value>
<value>reject</value>
<value>continue</value>
<value>return</value>
</choice>
</define>
<define name='direction-type'>
<choice>
<value>in</value>
<value>out</value>
<value>inout</value>
</choice>
</define>
<define name='priority-type'>
<data type="int">
<param name="minInclusive">-1000</param>
<param name="maxInclusive">1000</param>
</data>
</define>
<define name='statematch-type'>
<data type="string">
<param name="pattern">([Ff][Aa][Ll][Ss][Ee]|0)</param>
</data>
</define>
<define name='comment-type'>
<data type="string"/>
</define>
<define name='stateflags-type'>
<data type="string">
<param name="pattern">((NEW|ESTABLISHED|RELATED|INVALID)(,(NEW|ESTABLISHED|RELATED|INVALID))*|NONE)</param>
</data>
</define>
<define name='tcpflags-type'>
<data type="string">
<param name="pattern">((SYN|ACK|URG|PSH|FIN|RST)(,(SYN|ACK|URG|PSH|FIN|RST))*|ALL|NONE)/((SYN|ACK|URG|PSH|FIN|RST)(,(SYN|ACK|URG|PSH|FIN|RST))*|ALL|NONE)</param>
</data>
</define>
</grammar>