Basic Service Monitor

Microsoft.Windows.CheckNTServiceStateMonitorType (UnitMonitorType)

A two state monitor that uses WMI to check the state of the specified Windows service. The monitor will be unhealthy when the service is not running and has been set to start automatically.

Element properties:

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- Unit Monitors (1333)

RunAs	Default
Accessibility	Public
Support Monitor Recalculate	True

Member Modules:

ID	Module Type	TypeId	RunAs
DS	DataSource	Microsoft.Windows.Win32ServiceInformationProvider	Default
Probe	ProbeAction	Microsoft.Windows.Win32ServiceInformationProbe	Default
ServiceNotRunning	ConditionDetection	System.ExpressionFilter	Default
ServiceRunning	ConditionDetection	System.ExpressionFilter	Default

Overrideable Parameters:

ID	ParameterType	Selector	Display Name	Description
CheckStartupType	string	$Config/CheckStartupType$	Alert only if service startup type is automatic	This may only be set to 'true' or 'false'. If set to 'false', then alerts will be triggered no matter what the startup type is set to. Default is 'true'.

Source Code:

<UnitMonitorType ID="Microsoft.Windows.CheckNTServiceStateMonitorType" Accessibility="Public">

  <MonitorTypeStates>

    <MonitorTypeState ID="Running"/>

    <MonitorTypeState ID="NotRunning"/>

  </MonitorTypeStates>

  <Configuration>

    <xsd:element name="ComputerName" type="xsd:string"/>

    <xsd:element name="ServiceName" type="xsd:string"/>

    <xsd:element name="CheckStartupType" minOccurs="0" maxOccurs="1" type="xsd:string"/>

  </Configuration>

  <OverrideableParameters>

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

  </OverrideableParameters>

  <MonitorImplementation>

    <MemberModules>

      <DataSource ID="DS" TypeID="Microsoft.Windows.Win32ServiceInformationProvider">

        <ComputerName>$Config/ComputerName$</ComputerName>

        <ServiceName>$Config/ServiceName$</ServiceName>

        <Frequency>60</Frequency>

        <CheckStartupType>$Config/CheckStartupType$</CheckStartupType>

      </DataSource>

      <ProbeAction ID="Probe" TypeID="Microsoft.Windows.Win32ServiceInformationProbe">

        <ComputerName>$Config/ComputerName$</ComputerName>

        <ServiceName>$Config/ServiceName$</ServiceName>

      </ProbeAction>

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

        <Expression>

          <Or>

            <Expression>

              <And>

                <Expression>

                  <SimpleExpression>

                    <ValueExpression>

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

                    </ValueExpression>

                    <Operator>NotEqual</Operator>

                    <ValueExpression>

                      <Value Type="String">false</Value>

                    </ValueExpression>

                  </SimpleExpression>

                </Expression>

                <Expression>

                  <SimpleExpression>

                    <ValueExpression>

                      <XPathQuery Type="Integer">Property[@Name='StartMode']</XPathQuery>

                    </ValueExpression>

                    <Operator>NotEqual</Operator>

                    <ValueExpression>

                      <Value Type="Integer">2</Value>

                    </ValueExpression>

                  </SimpleExpression>

                </Expression>

              </And>

            </Expression>

            <Expression>

              <SimpleExpression>

                <ValueExpression>

                  <XPathQuery Type="Integer">Property[@Name='State']</XPathQuery>

                </ValueExpression>

                <Operator>Equal</Operator>

                <ValueExpression>

                  <Value Type="Integer">4</Value>

                </ValueExpression>

              </SimpleExpression>

            </Expression>

          </Or>

        </Expression>

      </ConditionDetection>

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

        <Expression>

          <And>

            <Expression>

              <Or>

                <Expression>

                  <SimpleExpression>

                    <ValueExpression>

                      <XPathQuery Type="Integer">Property[@Name='StartMode']</XPathQuery>

                    </ValueExpression>

                    <Operator>Equal</Operator>

                    <ValueExpression>

                      <Value Type="Integer">2</Value>

                    </ValueExpression>

                  </SimpleExpression>

                </Expression>

                <Expression>

                  <And>

                    <Expression>

                      <SimpleExpression>

                        <ValueExpression>

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

                        </ValueExpression>

                        <Operator>Equal</Operator>

                        <ValueExpression>

                          <Value Type="String">false</Value>

                        </ValueExpression>

                      </SimpleExpression>

                    </Expression>

                    <Expression>

                      <SimpleExpression>

                        <ValueExpression>

                          <XPathQuery Type="Integer">Property[@Name='StartMode']</XPathQuery>

                        </ValueExpression>

                        <Operator>NotEqual</Operator>

                        <ValueExpression>

                          <Value Type="Integer">2</Value>

                        </ValueExpression>

                      </SimpleExpression>

                    </Expression>

                  </And>

                </Expression>

              </Or>

            </Expression>

            <Expression>

              <SimpleExpression>

                <ValueExpression>

                  <XPathQuery Type="Integer">Property[@Name='State']</XPathQuery>

                </ValueExpression>

                <Operator>NotEqual</Operator>

                <ValueExpression>

                  <Value Type="Integer">4</Value>

                </ValueExpression>

              </SimpleExpression>

            </Expression>

          </And>

        </Expression>

      </ConditionDetection>

    </MemberModules>

    <RegularDetections>

      <RegularDetection MonitorTypeStateID="Running">

        <Node ID="ServiceRunning">

          <Node ID="DS"/>

        </Node>

      </RegularDetection>

      <RegularDetection MonitorTypeStateID="NotRunning">

        <Node ID="ServiceNotRunning">

          <Node ID="DS"/>

        </Node>

      </RegularDetection>

    </RegularDetections>

    <OnDemandDetections>

      <OnDemandDetection MonitorTypeStateID="Running">

        <Node ID="ServiceRunning">

          <Node ID="Probe"/>

        </Node>

      </OnDemandDetection>

      <OnDemandDetection MonitorTypeStateID="NotRunning">

        <Node ID="ServiceNotRunning">

          <Node ID="Probe"/>

        </Node>

      </OnDemandDetection>

    </OnDemandDetections>

  </MonitorImplementation>

</UnitMonitorType>