contrib/ambari-scom/management-pack/Hadoop_MP/HadoopMp/MonitorTypes/HdfsServiceTwoStateThresholdMonitorType.mpx

<!--## Licensed to the Apache Software Foundation (ASF) under one
## or more contributor license agreements.  See the NOTICE file
## distributed with this work for additional information
## regarding copyright ownership.  The ASF licenses this file
## to you under the Apache License, Version 2.0 (the
## "License"); you may not use this file except in compliance
## with the License.  You may obtain a copy of the License at
##
##     http://www.apache.org/licenses/LICENSE-2.0
##
## Unless required by applicable law or agreed to in writing,
## software distributed under the License is distributed on an
## "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
## KIND, either express or implied.  See the License for the
## specific language governing permissions and limitations
## under the License.-->

<ManagementPackFragment SchemaVersion="2.0" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
  <TypeDefinitions>
    <MonitorTypes>
      <UnitMonitorType ID="Ambari.SCOM.UnitMonitorType.HdfsServiceTwoStateThreshold" Accessibility="Internal">
        <MonitorTypeStates>
          <MonitorTypeState ID="Healthy" NoDetection="false" />
          <MonitorTypeState ID="Critical" NoDetection="false" />
        </MonitorTypeStates>
        <Configuration>
          <xsd:element name="IntervalSeconds" type="xsd:integer" />
          <xsd:element minOccurs="0" maxOccurs="1" name="SyncTime" type="xsd:string" />
          <xsd:element name="TimeoutSeconds" type="xsd:integer" />

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

          <xsd:element name="TheGreaterTheBetter" type="xsd:boolean" />
          <xsd:element name="Threshold" type="xsd:double" />
        </Configuration>
        <OverrideableParameters>
          <OverrideableParameter ID="IntervalSeconds" Selector="$Config/IntervalSeconds$" ParameterType="int" />
          <OverrideableParameter ID="SyncTime" Selector="$Config/SyncTime$" ParameterType="string" />
          <OverrideableParameter ID="TimeoutSeconds" Selector="$Config/TimeoutSeconds$" ParameterType="int" />
          <OverrideableParameter ID="Threshold" Selector="$Config/Threshold$" ParameterType="double" />
        </OverrideableParameters>
        <MonitorImplementation>
          <MemberModules>
            <DataSource ID="DS" TypeID="Ambari.SCOM.Module.HdfsServiceMetricsDataSource">
              <IntervalSeconds>$Config/IntervalSeconds$</IntervalSeconds>
              <SyncTime>$Config/SyncTime$</SyncTime>
              <TimeoutSeconds>$Config/TimeoutSeconds$</TimeoutSeconds>
            </DataSource>

            <ConditionDetection ID="HealthyCondition" TypeID="System!System.ExpressionFilter">
              <Expression>
                <Or>
                  <Expression>
                    <And>
                      <Expression>
                        <SimpleExpression>
                          <ValueExpression>
                            <Value Type="Boolean">$Config/TheGreaterTheBetter$</Value>
                          </ValueExpression>
                          <Operator>Equal</Operator>
                          <ValueExpression>
                            <Value Type="Boolean">false</Value>
                          </ValueExpression>
                        </SimpleExpression>
                      </Expression>
                      <Expression>
                        <SimpleExpression>
                          <ValueExpression>
                            <XPathQuery Type="Double">Property[@Name='$Config/PropertyName$']</XPathQuery>
                          </ValueExpression>
                          <Operator>Less</Operator>
                          <ValueExpression>
                            <Value Type="Double">$Config/Threshold$</Value>
                          </ValueExpression>
                        </SimpleExpression>
                      </Expression>
                    </And>
                  </Expression>
                  <Expression>
                    <And>
                      <Expression>
                        <SimpleExpression>
                          <ValueExpression>
                            <Value Type="Boolean">$Config/TheGreaterTheBetter$</Value>
                          </ValueExpression>
                          <Operator>Equal</Operator>
                          <ValueExpression>
                            <Value Type="Boolean">true</Value>
                          </ValueExpression>
                        </SimpleExpression>
                      </Expression>
                      <Expression>
                        <SimpleExpression>
                          <ValueExpression>
                            <XPathQuery Type="Double">Property[@Name='$Config/PropertyName$']</XPathQuery>
                          </ValueExpression>
                          <Operator>Greater</Operator>
                          <ValueExpression>
                            <Value Type="Double">$Config/Threshold$</Value>
                          </ValueExpression>
                        </SimpleExpression>
                      </Expression>
                    </And>
                  </Expression>
                </Or>
              </Expression>
            </ConditionDetection>

            <ConditionDetection ID="CriticalCondition" TypeID="System!System.ExpressionFilter">
              <Expression>
                <Or>
                  <Expression>
                    <And>
                      <Expression>
                        <SimpleExpression>
                          <ValueExpression>
                            <Value Type="Boolean">$Config/TheGreaterTheBetter$</Value>
                          </ValueExpression>
                          <Operator>Equal</Operator>
                          <ValueExpression>
                            <Value Type="Boolean">false</Value>
                          </ValueExpression>
                        </SimpleExpression>
                      </Expression>
                      <Expression>
                        <SimpleExpression>
                          <ValueExpression>
                            <XPathQuery Type="Double">Property[@Name='$Config/PropertyName$']</XPathQuery>
                          </ValueExpression>
                          <Operator>GreaterEqual</Operator>
                          <ValueExpression>
                            <Value Type="Double">$Config/Threshold$</Value>
                          </ValueExpression>
                        </SimpleExpression>
                      </Expression>
                    </And>
                  </Expression>
                  <Expression>
                    <And>
                      <Expression>
                        <SimpleExpression>
                          <ValueExpression>
                            <Value Type="Boolean">$Config/TheGreaterTheBetter$</Value>
                          </ValueExpression>
                          <Operator>Equal</Operator>
                          <ValueExpression>
                            <Value Type="Boolean">true</Value>
                          </ValueExpression>
                        </SimpleExpression>
                      </Expression>
                      <Expression>
                        <SimpleExpression>
                          <ValueExpression>
                            <XPathQuery Type="Double">Property[@Name='$Config/PropertyName$']</XPathQuery>
                          </ValueExpression>
                          <Operator>LessEqual</Operator>
                          <ValueExpression>
                            <Value Type="Double">$Config/Threshold$</Value>
                          </ValueExpression>
                        </SimpleExpression>
                      </Expression>
                    </And>
                  </Expression>
                </Or>
              </Expression>
            </ConditionDetection>
          </MemberModules>
          <RegularDetections>
            <RegularDetection MonitorTypeStateID="Healthy">
              <Node ID="HealthyCondition">
                <Node ID="DS" />
              </Node>
            </RegularDetection>
            <RegularDetection MonitorTypeStateID="Critical">
              <Node ID="CriticalCondition">
                <Node ID="DS" />
              </Node>
            </RegularDetection>
          </RegularDetections>
        </MonitorImplementation>
      </UnitMonitorType>
    </MonitorTypes>
  </TypeDefinitions>

  <LanguagePacks>
    <LanguagePack ID="ENU" IsDefault="true">
      <DisplayStrings>
        <DisplayString ElementID="Ambari.SCOM.UnitMonitorType.HdfsServiceTwoStateThreshold">
          <Name>Hadoop HDFS Cluster Service Two-State Threshold Unit Monitor Type</Name>
          <Description>This two-state unit monitor type compares specified HDFS Cluster Service metric against defined threshold.</Description>
        </DisplayString>
        <DisplayString ElementID="Ambari.SCOM.UnitMonitorType.HdfsServiceTwoStateThreshold" SubElementID="Healthy">
          <Name>Healthy</Name>
        </DisplayString>
        <DisplayString ElementID="Ambari.SCOM.UnitMonitorType.HdfsServiceTwoStateThreshold" SubElementID="Critical">
          <Name>Unhealthy</Name>
        </DisplayString>

        <DisplayString ElementID="Ambari.SCOM.UnitMonitorType.HdfsServiceTwoStateThreshold" SubElementID="IntervalSeconds">
          <Name>Interval (sec)</Name>
        </DisplayString>
        <DisplayString ElementID="Ambari.SCOM.UnitMonitorType.HdfsServiceTwoStateThreshold" SubElementID="SyncTime">
          <Name>Sync Time</Name>
        </DisplayString>
        <DisplayString ElementID="Ambari.SCOM.UnitMonitorType.HdfsServiceTwoStateThreshold" SubElementID="TimeoutSeconds">
          <Name>Timeout (sec)</Name>
        </DisplayString>
        <DisplayString ElementID="Ambari.SCOM.UnitMonitorType.HdfsServiceTwoStateThreshold" SubElementID="Threshold">
          <Name>Threshold</Name>
        </DisplayString>
      </DisplayStrings>
    </LanguagePack>
  </LanguagePacks>
</ManagementPackFragment>