File: dmarc.xsd

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dmarc-cat 0.9.2-4
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<?xml version="1.0"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema"
           targetNamespace="http://dmarc.org/dmarc-xml/0.1">

    <!-- The time range in UTC covered by messages in this report,
         specified in seconds since epoch. -->
    <xs:complexType name="DateRangeType">
        <xs:all>
            <xs:element name="begin" type="xs:integer"/>
            <xs:element name="end" type="xs:integer"/>
        </xs:all>
    </xs:complexType>

    <!-- Report generator metadata. -->
    <xs:complexType name="ReportMetadataType">
        <xs:sequence>
            <xs:element name="org_name" type="xs:string"/>
            <xs:element name="email" type="xs:string"/>
            <xs:element name="extra_contact_info" type="xs:string"
                        minOccurs="0"/>
            <xs:element name="report_id" type="xs:string"/>
            <xs:element name="date_range" type="DateRangeType"/>
            <xs:element name="error" type="xs:string" minOccurs="0"
                        maxOccurs="unbounded"/>
        </xs:sequence>
    </xs:complexType>

    <!-- Alignment mode (relaxed or strict) for DKIM and SPF. -->
    <xs:simpleType name="AlignmentType">
        <xs:restriction base="xs:string">
            <xs:enumeration value="r"/>
            <xs:enumeration value="s"/>
        </xs:restriction>
    </xs:simpleType>

    <!-- The policy actions specified by p and sp in the
         DMARC record. -->
    <xs:simpleType name="DispositionType">
        <xs:restriction base="xs:string">
            <xs:enumeration value="none"/>
            <xs:enumeration value="quarantine"/>
            <xs:enumeration value="reject"/>
        </xs:restriction>
    </xs:simpleType>

    <!-- The DMARC policy that applied to the messages in
         this report. -->
    <xs:complexType name="PolicyPublishedType">
        <xs:all>
            <!-- The domain at which the DMARC record was found. -->
            <xs:element name="domain" type="xs:string"/>
            <!-- The DKIM alignment mode. -->
            <xs:element name="adkim" type="AlignmentType"
                        minOccurs="0"/>
            <!-- The SPF alignment mode. -->
            <xs:element name="aspf" type="AlignmentType"
                        minOccurs="0"/>
            <!-- The policy to apply to messages from the domain. -->
            <xs:element name="p" type="DispositionType"/>
            <!-- The policy to apply to messages from subdomains. -->
            <xs:element name="sp" type="DispositionType"/>
            <!-- The percent of messages to which policy applies. -->
            <xs:element name="pct" type="xs:integer"/>
            <!-- Failure reporting options in effect. -->
            <xs:element name="fo" type="xs:string"/>
        </xs:all>
    </xs:complexType>
    <!-- The DMARC-aligned authentication result. -->
    <xs:simpleType name="DMARCResultType">
        <xs:restriction base="xs:string">
            <xs:enumeration value="pass"/>
            <xs:enumeration value="fail"/>
        </xs:restriction>
    </xs:simpleType>

    <!-- Reasons that may affect DMARC disposition or execution
         thereof. -->
    <xs:simpleType name="PolicyOverrideType">
        <xs:restriction base="xs:string">
            <xs:enumeration value="forwarded"/>
            <xs:enumeration value="sampled_out"/>
            <xs:enumeration value="trusted_forwarder"/>
            <xs:enumeration value="mailing_list"/>
            <xs:enumeration value="local_policy"/>
            <xs:enumeration value="other"/>
        </xs:restriction>
    </xs:simpleType>

    <!-- How do we allow report generators to include new
         classes of override reasons if they want to be more
         specific than "other"? -->
    <xs:complexType name="PolicyOverrideReason">
        <xs:all>
            <xs:element name="type" type="PolicyOverrideType"/>
            <xs:element name="comment" type="xs:string"
                        minOccurs="0"/>
        </xs:all>
    </xs:complexType>

    <!-- Taking into account everything else in the record,
         the results of applying DMARC. -->
    <xs:complexType name="PolicyEvaluatedType">
        <xs:sequence>
            <xs:element name="disposition" type="DispositionType"/>
            <xs:element name="dkim" type="DMARCResultType"/>
            <xs:element name="spf" type="DMARCResultType"/>
            <xs:element name="reason" type="PolicyOverrideReason"
                        minOccurs="0" maxOccurs="unbounded"/>
        </xs:sequence>
    </xs:complexType>
    <!-- Credit to Roger L. Costello for IPv4 regex
         http://mailman.ic.ac.uk/pipermail/xml-dev/1999-December/
              018018.html -->
    <!-- Credit to java2s.com for IPv6 regex
         http://www.java2s.com/Code/XML/XML-Schema/
              IPv6addressesareeasiertodescribeusingasimpleregex.htm -->
    <xs:simpleType name="IPAddress">
        <xs:restriction base="xs:string">
            <xs:pattern value="((1?[0-9]?[0-9]|2[0-4][0-9]|25[0-5]).){3}
                   (1?[0-9]?[0-9]|2[0-4][0-9]|25[0-5])|
                   ([A-Fa-f0-9]{1,4}:){7}[A-Fa-f0-9]{1,4}"/>
        </xs:restriction>
    </xs:simpleType>

    <xs:complexType name="RowType">
        <xs:all>
            <!-- The connecting IP. -->
            <xs:element name="source_ip" type="IPAddress"/>
            <!-- The number of matching messages. -->
            <xs:element name="count" type="xs:integer"/>
            <!-- The DMARC disposition applying to matching
                 messages. -->
            <xs:element name="policy_evaluated"
                        type="PolicyEvaluatedType"
                        minOccurs="1"/>
        </xs:all>
    </xs:complexType>

    <xs:complexType name="IdentifierType">
        <xs:all>
            <!-- The envelope recipient domain. -->
            <xs:element name="envelope_to" type="xs:string"
                        minOccurs="0"/>
            <!-- The RFC5321.MailFrom domain. -->
            <xs:element name="envelope_from" type="xs:string"
                        minOccurs="1"/>
            <!-- The RFC5322.From domain. -->
            <xs:element name="header_from" type="xs:string"
                        minOccurs="1"/>
        </xs:all>
    </xs:complexType>

    <!-- DKIM verification result, according to RFC 7001
         Section 2.6.1. -->
    <xs:simpleType name="DKIMResultType">
        <xs:restriction base="xs:string">
            <xs:enumeration value="none"/>
            <xs:enumeration value="pass"/>
            <xs:enumeration value="fail"/>
            <xs:enumeration value="policy"/>
            <xs:enumeration value="neutral"/>
            <xs:enumeration value="temperror"/>
            <xs:enumeration value="permerror"/>
        </xs:restriction>
    </xs:simpleType>

    <xs:complexType name="DKIMAuthResultType">
        <xs:all>
            <!-- The "d=" parameter in the signature. -->
            <xs:element name="domain" type="xs:string"
                        minOccurs="1"/>
            <!-- The "s=" parameter in the signature. -->
            <xs:element name="selector" type="xs:string"
                        minOccurs="0"/>
            <!-- The DKIM verification result. -->
            <xs:element name="result" type="DKIMResultType"
                        minOccurs="1"/>
            <!-- Any extra information (e.g., from
                 Authentication-Results). -->
            <xs:element name="human_result" type="xs:string"
                        minOccurs="0"/>
        </xs:all>
    </xs:complexType>

    <!-- SPF domain scope. -->
    <xs:simpleType name="SPFDomainScope">
        <xs:restriction base="xs:string">
            <xs:enumeration value="helo"/>
            <xs:enumeration value="mfrom"/>
        </xs:restriction>
    </xs:simpleType>

    <!-- SPF result. -->
    <xs:simpleType name="SPFResultType">
        <xs:restriction base="xs:string">
            <xs:enumeration value="none"/>
            <xs:enumeration value="neutral"/>
            <xs:enumeration value="pass"/>
            <xs:enumeration value="fail"/>
            <xs:enumeration value="softfail"/>
            <!-- "TempError" commonly implemented as "unknown". -->
            <xs:enumeration value="temperror"/>
            <!-- "PermError" commonly implemented as "error". -->
            <xs:enumeration value="permerror"/>
        </xs:restriction>
    </xs:simpleType>
    <xs:complexType name="SPFAuthResultType">
        <xs:all>
            <!-- The checked domain. -->
            <xs:element name="domain" type="xs:string" minOccurs="1"/>
            <!-- The scope of the checked domain. -->
            <xs:element name="scope" type="SPFDomainScope" minOccurs="1"/>
            <!-- The SPF verification result. -->
            <xs:element name="result" type="SPFResultType"
                        minOccurs="1"/>
        </xs:all>
    </xs:complexType>

    <!-- This element contains DKIM and SPF results, uninterpreted
         with respect to DMARC. -->
    <xs:complexType name="AuthResultType">
        <xs:sequence>
            <!-- There may be no DKIM signatures, or multiple DKIM
                 signatures. -->
            <xs:element name="dkim" type="DKIMAuthResultType"
                        minOccurs="0" maxOccurs="unbounded"/>
            <!-- There will always be at least one SPF result. -->
            <xs:element name="spf" type="SPFAuthResultType" minOccurs="1"
                        maxOccurs="unbounded"/>
        </xs:sequence>
    </xs:complexType>

    <!-- This element contains all the authentication results that
         were evaluated by the receiving system for the given set of
         messages. -->
    <xs:complexType name="RecordType">
        <xs:sequence>
            <xs:element name="row" type="RowType"/>
            <xs:element name="identifiers" type="IdentifierType"/>
            <xs:element name="auth_results" type="AuthResultType"/>
        </xs:sequence>
    </xs:complexType>

    <!-- Parent -->
    <xs:element name="feedback">
        <xs:complexType>
            <xs:sequence>
                <xs:element name="version"
                            type="xs:decimal"/>
                <xs:element name="report_metadata"
                            type="ReportMetadataType"/>
                <xs:element name="policy_published"
                            type="PolicyPublishedType"/>
                <xs:element name="record" type="RecordType"
                            maxOccurs="unbounded"/>
            </xs:sequence>
        </xs:complexType>
    </xs:element>
</xs:schema>