SQL 2012 Mirroring Direction Discovery Provider

Microsoft.SQLServer.2012.Mirroring.PrincipalToMirrorReferenceDiscoveryProvider (DataSourceModuleType)

This module type is used to discover mirroring direction of Microsoft SQL Server 2012 Database Mirroring Session.

Element properties:

Show References:
- Discoveries (1)

Type	DataSourceModuleType
Isolation	Any
Accessibility	Public
RunAs	Default
OutputType	System.Discovery.Data

Member Modules:

ID	Module Type	TypeId	RunAs
Scheduler	DataSource	System.Discovery.Scheduler	Default
Filter	ConditionDetection	System.ExpressionFilter	Default
Mapper	ConditionDetection	System.Discovery.RelationshipSnapshotDataMapper	Default

Overrideable Parameters:

ID	ParameterType	Selector	Display Name	Description
IntervalSeconds	int	$Config/IntervalSeconds$	Interval (sec)
SyncTime	string	$Config/SyncTime$	Synchronization Time

Source Code:

<DataSourceModuleType ID="Microsoft.SQLServer.2012.Mirroring.PrincipalToMirrorReferenceDiscoveryProvider" Accessibility="Public">

  <Configuration>

    <xsd:element xmlns:xsd="http://www.w3.org/2001/XMLSchema" name="IntervalSeconds" type="xsd:integer"/>

    <xsd:element xmlns:xsd="http://www.w3.org/2001/XMLSchema" name="SyncTime" type="xsd:string"/>

    <xsd:element xmlns:xsd="http://www.w3.org/2001/XMLSchema" name="PrincipalComputerName" type="xsd:string"/>

    <xsd:element xmlns:xsd="http://www.w3.org/2001/XMLSchema" name="PrincipalInstanceName" type="xsd:string"/>

    <xsd:element xmlns:xsd="http://www.w3.org/2001/XMLSchema" name="MirrorComputerName" type="xsd:string"/>

    <xsd:element xmlns:xsd="http://www.w3.org/2001/XMLSchema" name="MirrorInstanceName" type="xsd:string"/>

    <xsd:element xmlns:xsd="http://www.w3.org/2001/XMLSchema" name="DatabaseName" type="xsd:string"/>

  </Configuration>

  <OverrideableParameters>

    <OverrideableParameter ID="IntervalSeconds" ParameterType="int" Selector="$Config/IntervalSeconds$"/>

    <OverrideableParameter ID="SyncTime" ParameterType="string" Selector="$Config/SyncTime$"/>

  </OverrideableParameters>

  <ModuleImplementation>

    <Composite>

      <MemberModules>

        <DataSource TypeID="System!System.Discovery.Scheduler" ID="Scheduler">

          <Scheduler>

            <SimpleReccuringSchedule>

              <Interval Unit="Seconds">$Config/IntervalSeconds$</Interval>

              <SyncTime>$Config/SyncTime$</SyncTime>

            </SimpleReccuringSchedule>

            <ExcludeDates/>

          </Scheduler>

        </DataSource>

        <ConditionDetection ID="Filter" TypeID="System!System.ExpressionFilter">

          <Expression>

            <And>

              <Expression>

                <Or>

                  <Expression>

                    <SimpleExpression>

                      <ValueExpression>

                        <Value Type="String">$Config/PrincipalComputerName$</Value>

                      </ValueExpression>

                      <Operator>NotEqual</Operator>

                      <ValueExpression>

                        <Value Type="String">$Config/MirrorComputerName$</Value>

                      </ValueExpression>

                    </SimpleExpression>

                  </Expression>

                  <Expression>

                    <SimpleExpression>

                      <ValueExpression>

                        <Value Type="String">$Config/PrincipalInstanceName$</Value>

                      </ValueExpression>

                      <Operator>NotEqual</Operator>

                      <ValueExpression>

                        <Value Type="String">$Config/MirrorInstanceName$</Value>

                      </ValueExpression>

                    </SimpleExpression>

                  </Expression>

                </Or>

              </Expression>

              <Expression>

                <SimpleExpression>

                  <ValueExpression>

                    <Value Type="String">$Config/PrincipalInstanceName$</Value>

                  </ValueExpression>

                  <Operator>NotEqual</Operator>

                  <ValueExpression>

                    <Value Type="String"/>

                  </ValueExpression>

                </SimpleExpression>

              </Expression>

              <Expression>

                <SimpleExpression>

                  <ValueExpression>

                    <Value Type="String">$Config/MirrorInstanceName$</Value>

                  </ValueExpression>

                  <Operator>NotEqual</Operator>

                  <ValueExpression>

                    <Value Type="String"/>

                  </ValueExpression>

                </SimpleExpression>

              </Expression>

            </And>

          </Expression>

        </ConditionDetection>

        <ConditionDetection ID="Mapper" TypeID="System!System.Discovery.RelationshipSnapshotDataMapper">

          <RelationshipId>$MPElement[Name='Microsoft.SQLServer.2012.Mirroring.PrincipalReferencesMirror']$</RelationshipId>

          <SourceRoleSettings>

            <Settings>

              <Setting>

                <Name>$MPElement[Name="Windows!Microsoft.Windows.Computer"]/PrincipalName$</Name>

                <Value>$Config/PrincipalComputerName$</Value>

              </Setting>

              <Setting>

                <Name>$MPElement[Name='SQL!Microsoft.SQLServer.ServerRole']/InstanceName$</Name>

                <Value>$Config/PrincipalInstanceName$</Value>

              </Setting>

              <Setting>

                <Name>$MPElement[Name='SQL!Microsoft.SQLServer.Database']/DatabaseName$</Name>

                <Value>$Config/DatabaseName$</Value>

              </Setting>

            </Settings>

          </SourceRoleSettings>

          <TargetRoleSettings>

            <Settings>

              <Setting>

                <Name>$MPElement[Name="Windows!Microsoft.Windows.Computer"]/PrincipalName$</Name>

                <Value>$Config/MirrorComputerName$</Value>

              </Setting>

              <Setting>

                <Name>$MPElement[Name='SQL!Microsoft.SQLServer.ServerRole']/InstanceName$</Name>

                <Value>$Config/MirrorInstanceName$</Value>

              </Setting>

              <Setting>

                <Name>$MPElement[Name='SQL!Microsoft.SQLServer.Database']/DatabaseName$</Name>

                <Value>$Config/DatabaseName$</Value>

              </Setting>

            </Settings>

          </TargetRoleSettings>

        </ConditionDetection>

      </MemberModules>

      <Composition>

        <Node ID="Mapper">

          <Node ID="Filter">

            <Node ID="Scheduler"/>

          </Node>

        </Node>

      </Composition>

    </Composite>

  </ModuleImplementation>

  <OutputType>System!System.Discovery.Data</OutputType>

</DataSourceModuleType>