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| --> |
| <cluster xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="types types.xsd cluster cluster.xsd" id="0x0038" name="Time Synchronization" revision="2"> |
| <revisionHistory> |
| <revision revision="1" summary="Initial Release"/> |
| <revision revision="2" summary="Make TrustedTimeSource fabric-aware, add TSC feature, define list max sizes, change writable attributes to commands, remote port, add attribute for DNS support"/> |
| </revisionHistory> |
| <clusterIds> |
| <clusterId id="0x0038" name="Time Synchronization"/> |
| </clusterIds> |
| <classification hierarchy="base" role="utility" picsCode="TIMESYNC" scope="Node"/> |
| <features> |
| <feature bit="0" code="TZ" name="TimeZone" summary="Server supports time zone."> |
| <optionalConform/> |
| </feature> |
| <feature bit="1" code="NTPC" name="NTPClient" summary="Server supports an NTP or SNTP client."> |
| <optionalConform/> |
| </feature> |
| <feature bit="2" code="NTPS" name="NTPServer" summary="Server supports an NTP server role."> |
| <optionalConform/> |
| </feature> |
| <feature bit="3" code="TSC" name="TimeSyncClient" summary="Time synchronization client cluster is present."> |
| <optionalConform/> |
| </feature> |
| </features> |
| <dataTypes> |
| <enum name="GranularityEnum"> |
| <item value="0" name="NoTimeGranularity" summary="This indicates that the node is not currently synchronized with a UTC Time source and its clock is based on the Last Known Good UTC Time only."> |
| <mandatoryConform/> |
| </item> |
| <item value="1" name="MinutesGranularity" summary="This indicates the node was synchronized to an upstream source in the past, but sufficient clock drift has occurred such that the clock error is now > 5 seconds."> |
| <mandatoryConform/> |
| </item> |
| <item value="2" name="SecondsGranularity" summary="This indicates the node is synchronized to an upstream source using a low resolution protocol. UTC Time is accurate to ± 5 seconds."> |
| <mandatoryConform/> |
| </item> |
| <item value="3" name="MillisecondsGranularity" summary="This indicates the node is synchronized to an upstream source using high resolution time-synchronization protocol such as NTP, or has built-in GNSS with some amount of jitter applying its GNSS timestamp. UTC Time is accurate to ± 50 ms."> |
| <mandatoryConform/> |
| </item> |
| <item value="4" name="MicrosecondsGranularity" summary="This indicates the node is synchronized to an upstream source using a highly precise time-synchronization protocol such as PTP, or has built-in GNSS. UTC time is accurate to ± 10 μs."> |
| <mandatoryConform/> |
| </item> |
| </enum> |
| <enum name="Status Codes" type="status"/> |
| <enum name="TimeSourceEnum"> |
| <item value="0" name="None" summary="Node is not currently synchronized with a UTC Time source."> |
| <mandatoryConform/> |
| </item> |
| <item value="1" name="Unknown" summary="Node uses an unlisted time source."> |
| <mandatoryConform/> |
| </item> |
| <item value="2" name="Admin" summary="Node received time from a client using the SetUTCTime Command."> |
| <mandatoryConform/> |
| </item> |
| <item value="3" name="NodeTimeCluster" summary="Synchronized time by querying the Time Synchronization cluster of another Node."> |
| <mandatoryConform/> |
| </item> |
| <item value="4" name="NonMatterSNTP" summary="SNTP from a server not in the Matter network. NTS is not used."> |
| <mandatoryConform/> |
| </item> |
| <item value="5" name="NonMatterNTP" summary="NTP from servers not in the Matter network. None of the servers used NTS."> |
| <mandatoryConform/> |
| </item> |
| <item value="6" name="MatterSNTP" summary="SNTP from a server within the Matter network. NTS is not used."> |
| <mandatoryConform/> |
| </item> |
| <item value="7" name="MatterNTP" summary="NTP from servers within the Matter network. None of the servers used NTS."> |
| <mandatoryConform/> |
| </item> |
| <item value="8" name="MixedNTP" summary="NTP from multiple servers in the Matter network and external. None of the servers used NTS."> |
| <mandatoryConform/> |
| </item> |
| <item value="9" name="NonMatterSNTPNTS" summary="SNTP from a server not in the Matter network. NTS is used."> |
| <mandatoryConform/> |
| </item> |
| <item value="10" name="NonMatterNTPNTS" summary="NTP from servers not in the Matter network. NTS is used on at least one server."> |
| <mandatoryConform/> |
| </item> |
| <item value="11" name="MatterSNTPNTS" summary="SNTP from a server within the Matter network. NTS is used."> |
| <mandatoryConform/> |
| </item> |
| <item value="12" name="MatterNTPNTS" summary="NTP from a server within the Matter network. NTS is used on at least one server."> |
| <mandatoryConform/> |
| </item> |
| <item value="13" name="MixedNTPNTS" summary="NTP from multiple servers in the Matter network and external. NTS is used on at least one server."> |
| <mandatoryConform/> |
| </item> |
| <item value="14" name="CloudSource" summary="Time synchronization comes from a vendor cloud-based source (e.g. "Date" header in authenticated HTTPS connection)."> |
| <mandatoryConform/> |
| </item> |
| <item value="15" name="PTP" summary="Time synchronization comes from PTP."> |
| <mandatoryConform/> |
| </item> |
| <item value="16" name="GNSS" summary="Time synchronization comes from a GNSS source."> |
| <mandatoryConform/> |
| </item> |
| </enum> |
| <enum name="TimeZoneDatabaseEnum"> |
| <item value="0" name="Full" summary="Node has a full list of the available time zones"> |
| <mandatoryConform/> |
| </item> |
| <item value="1" name="Partial" summary="Node has a partial list of the available time zones"> |
| <mandatoryConform/> |
| </item> |
| <item value="2" name="None" summary="Node does not have a time zone database"> |
| <mandatoryConform/> |
| </item> |
| </enum> |
| <struct name="DSTOffsetStruct"> |
| <field id="0" name="Offset" type="int32"> |
| <mandatoryConform/> |
| <constraint type="desc"/> |
| </field> |
| <field id="1" name="ValidStarting" type="epoch-us"> |
| <mandatoryConform/> |
| </field> |
| <field id="2" name="ValidUntil" type="epoch-us"> |
| <quality nullable="true"/> |
| <mandatoryConform/> |
| </field> |
| </struct> |
| <struct name="FabricScopedTrustedTimeSourceStruct"> |
| <field id="0" name="NodeID" type="node-id"> |
| <mandatoryConform/> |
| </field> |
| <field id="1" name="Endpoint" type="endpoint-no"> |
| <mandatoryConform/> |
| </field> |
| </struct> |
| <struct name="TimeZoneStruct"> |
| <field id="0" name="Offset" type="int32"> |
| <mandatoryConform/> |
| <constraint type="between" from="-43200" to="50400"/> |
| </field> |
| <field id="1" name="ValidAt" type="epoch-us"> |
| <mandatoryConform/> |
| </field> |
| <field id="2" name="Name" type="string"> |
| <optionalConform/> |
| <constraint type="lengthBetween" from="0" to="64"/> |
| </field> |
| </struct> |
| <struct name="TrustedTimeSourceStruct"> |
| <field id="0" name="FabricIndex" type="fabric-idx"> |
| <mandatoryConform/> |
| </field> |
| <field id="1" name="NodeID" type="node-id"> |
| <mandatoryConform/> |
| </field> |
| <field id="2" name="Endpoint" type="endpoint-no"> |
| <mandatoryConform/> |
| </field> |
| </struct> |
| </dataTypes> |
| <attributes> |
| <attribute id="0x0000" name="UTCTime" type="epoch-us" default="null"> |
| <access read="true" readPrivilege="view"/> |
| <quality changeOmitted="true" nullable="true" scene="false" persistence="volatile" reportable="false"/> |
| <mandatoryConform/> |
| </attribute> |
| <attribute id="0x0001" name="Granularity" type="GranularityEnum" default="NoTimeGranularity"> |
| <access read="true" readPrivilege="view"/> |
| <mandatoryConform/> |
| <constraint type="desc"/> |
| </attribute> |
| <attribute id="0x0002" name="TimeSource" type="TimeSourceEnum" default="None"> |
| <access read="true" readPrivilege="view"/> |
| <optionalConform/> |
| <constraint type="desc"/> |
| </attribute> |
| <attribute id="0x0003" name="TrustedTimeSource" type="TrustedTimeSourceStruct" default="null"> |
| <access read="true" readPrivilege="view"/> |
| <quality changeOmitted="false" nullable="true" scene="false" persistence="nonVolatile" reportable="false"/> |
| <mandatoryConform> |
| <feature name="TSC"/> |
| </mandatoryConform> |
| </attribute> |
| <attribute id="0x0004" name="DefaultNTP" type="string" default="null"> |
| <access read="true" readPrivilege="view"/> |
| <quality changeOmitted="false" nullable="true" scene="false" persistence="nonVolatile" reportable="false"/> |
| <mandatoryConform> |
| <feature name="NTPC"/> |
| </mandatoryConform> |
| <constraint type="maxLength" value="128"/> |
| </attribute> |
| <attribute id="0x0005" name="TimeZone" type="list" default="[{0,0}]"> |
| <entry type="TimeZoneStruct"/> |
| <access read="true" readPrivilege="view"/> |
| <quality changeOmitted="false" nullable="false" scene="false" persistence="nonVolatile" reportable="false"/> |
| <mandatoryConform> |
| <feature name="TZ"/> |
| </mandatoryConform> |
| <constraint type="countBetween" from="1" to="2"/> |
| </attribute> |
| <attribute id="0x0006" name="DSTOffset" type="list" default="[]"> |
| <entry type="DSTOffsetStruct"/> |
| <access read="true" readPrivilege="view"/> |
| <quality changeOmitted="false" nullable="false" scene="false" persistence="nonVolatile" reportable="false"/> |
| <mandatoryConform> |
| <feature name="TZ"/> |
| </mandatoryConform> |
| </attribute> |
| <attribute id="0x0007" name="LocalTime" type="epoch-us" default="null"> |
| <access read="true" readPrivilege="view"/> |
| <quality changeOmitted="true" nullable="true" scene="false" persistence="volatile" reportable="false"/> |
| <mandatoryConform> |
| <feature name="TZ"/> |
| </mandatoryConform> |
| </attribute> |
| <attribute id="0x0008" name="TimeZoneDatabase" type="TimeZoneDatabaseEnum" default="None"> |
| <access read="true" readPrivilege="view"/> |
| <quality changeOmitted="false" nullable="false" scene="false" persistence="fixed" reportable="false"/> |
| <mandatoryConform> |
| <feature name="TZ"/> |
| </mandatoryConform> |
| </attribute> |
| <attribute id="0x0009" name="NTPServerAvailable" type="bool" default="False"> |
| <access read="true" readPrivilege="view"/> |
| <mandatoryConform> |
| <feature name="NTPS"/> |
| </mandatoryConform> |
| </attribute> |
| <attribute id="0x000A" name="TimeZoneListMaxSize" type="uint8"> |
| <access read="true" readPrivilege="view"/> |
| <quality changeOmitted="false" nullable="false" scene="false" persistence="fixed" reportable="false"/> |
| <mandatoryConform> |
| <feature name="TZ"/> |
| </mandatoryConform> |
| <constraint type="between" from="1" to="2"/> |
| </attribute> |
| <attribute id="0x000B" name="DSTOffsetListMaxSize" type="uint8"> |
| <access read="true" readPrivilege="view"/> |
| <quality changeOmitted="false" nullable="false" scene="false" persistence="fixed" reportable="false"/> |
| <mandatoryConform> |
| <feature name="TZ"/> |
| </mandatoryConform> |
| <constraint type="min" value="1"/> |
| </attribute> |
| <attribute id="0x000C" name="SupportsDNSResolve" type="bool" default="False"> |
| <access read="true" readPrivilege="view"/> |
| <quality changeOmitted="false" nullable="false" scene="false" persistence="fixed" reportable="false"/> |
| <mandatoryConform> |
| <feature name="NTPC"/> |
| </mandatoryConform> |
| </attribute> |
| </attributes> |
| <commands> |
| <command id="0x00" name="SetUTCTime" direction="commandToServer" response="Y"> |
| <access invokePrivilege="admin"/> |
| <mandatoryConform/> |
| <field id="0" name="UTCTime" type="epoch-us" default="0"> |
| <mandatoryConform/> |
| </field> |
| <field id="1" name="Granularity" type="GranularityEnum" default="NoTimeGranularity"> |
| <mandatoryConform/> |
| </field> |
| <field id="2" name="TimeSource" type="TimeSourceEnum" default="None"> |
| <optionalConform/> |
| </field> |
| </command> |
| <command id="0x01" name="SetTrustedTimeSource" direction="commandToServer" response="Y"> |
| <access invokePrivilege="admin" fabricScoped="true"/> |
| <mandatoryConform> |
| <feature name="TSC"/> |
| </mandatoryConform> |
| <field id="0" name="TrustedTimeSource" type="FabricScopedTrustedTimeSourceStruct"> |
| <quality nullable="true"/> |
| <mandatoryConform/> |
| </field> |
| </command> |
| <command id="0x02" name="SetTimeZone" direction="commandToServer" response="SetTimeZoneResponse"> |
| <access invokePrivilege="manage"/> |
| <mandatoryConform> |
| <feature name="TZ"/> |
| </mandatoryConform> |
| <field id="0" name="TimeZone" type="list"> |
| <entry type="TimeZoneStruct"/> |
| <mandatoryConform/> |
| <constraint type="countBetween" from="1" to="2"/> |
| </field> |
| </command> |
| <command id="0x03" name="SetTimeZoneResponse" direction="responseFromServer"> |
| <mandatoryConform> |
| <feature name="TZ"/> |
| </mandatoryConform> |
| <field id="0" name="DSTOffsetsRequired" type="bool" default="true"> |
| <mandatoryConform/> |
| </field> |
| </command> |
| <command id="0x04" name="SetDSTOffset" direction="commandToServer" response="Y"> |
| <access invokePrivilege="manage"/> |
| <mandatoryConform> |
| <feature name="TZ"/> |
| </mandatoryConform> |
| <field id="0" name="DSTOffset" type="list"> |
| <entry type="DSTOffsetStruct"/> |
| <mandatoryConform/> |
| </field> |
| </command> |
| <command id="0x05" name="SetDefaultNTP" direction="commandToServer" response="Y"> |
| <access invokePrivilege="admin"/> |
| <mandatoryConform> |
| <feature name="NTPC"/> |
| </mandatoryConform> |
| <field id="0" name="DefaultNTP" type="string"> |
| <quality nullable="true"/> |
| <mandatoryConform/> |
| <constraint type="maxLength" value="128"/> |
| </field> |
| </command> |
| </commands> |
| <events> |
| <event id="0x00" name="DSTTableEmpty" priority="info"> |
| <access readPrivilege="view"/> |
| <mandatoryConform> |
| <feature name="TZ"/> |
| </mandatoryConform> |
| </event> |
| <event id="0x01" name="DSTStatus" priority="info"> |
| <access readPrivilege="view"/> |
| <mandatoryConform> |
| <feature name="TZ"/> |
| </mandatoryConform> |
| <field id="0" name="DSTOffsetActive" type="bool"> |
| <mandatoryConform/> |
| </field> |
| </event> |
| <event id="0x02" name="TimeZoneStatus" priority="info"> |
| <access readPrivilege="view"/> |
| <mandatoryConform> |
| <feature name="TZ"/> |
| </mandatoryConform> |
| <field id="0" name="Offset" type="int32"> |
| <mandatoryConform/> |
| <constraint type="between" from="-43200" to="50400"/> |
| </field> |
| <field id="1" name="Name" type="string"> |
| <optionalConform/> |
| <constraint type="lengthBetween" from="0" to="64 bytes"/> |
| </field> |
| </event> |
| <event id="0x03" name="TimeFailure" priority="info"> |
| <access readPrivilege="view"/> |
| <mandatoryConform/> |
| </event> |
| <event id="0x04" name="MissingTrustedTimeSource" priority="info"> |
| <access readPrivilege="view"/> |
| <mandatoryConform> |
| <feature name="TSC"/> |
| </mandatoryConform> |
| </event> |
| </events> |
| </cluster> |
