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  ~ Copyright 2016-present Open Networking Foundation
  ~
  ~ Licensed 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
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  -->

<scenario name="ha-single-node"
          description="ONOS cluster single node failure and recovery">
    <group name="Single-Node-Failure" if="${OC2}">
        <step name="Node-Death" exec="onos-power ${OC1} off"/>
        <step name="Validate-Death" requires="Node-Death"
              exec="onos-check-node-status ${OC1} INACTIVE"/>

        <group name="Validate-Normal-Operation" requires="Validate-Death">
            <step name="Check-Summary"
                  exec="onos-check-summary ${OC2} [0-9]* ${OTD} ${OTL} ${OTH}"/>

            <step name="Balance-Masters" requires="~Check-Summary"
                  exec="onos ${OC2} balance-masters"/>

            <step name="Check-Summary-Again" requires="~Balance-Masters" delay="5"
                  exec="onos-check-summary ${OC2} [0-9]* ${OTD} ${OTL} ${OTH}"/>

            <step name="Check-Flows" requires="~Balance-Masters" delay="5"
                  exec="onos-check-flows ${OC2}"/>
        </group>

        <group name="Recover" requires="~Validate-Normal-Operation">
            <step name="Node-Start" exec="onos-power ${OC1} on"/>
            <step name="Wait-for-Start" requires="~Node-Start"
                  exec="onos-wait-for-start ${OC1}"/>
        </group>

        <group name="Validate-Recovery" requires="Recover">
            <parallel var="${OC#}">
                <step name="Check-Nodes-${#}"
                      exec="onos-check-nodes ${OC#}"/>

                <step name="Check-Components-${#}" requires="~Check-Nodes-${#}"
                      exec="onos-check-components ${OC#}"/>

                <step name="Check-Logs-${#}" requires="~Check-Nodes-${#}"
                      exec="onos-check-logs --ignore-store-exceptions ${OC#}"/>
                <step name="Check-Apps-${#}" requires="~Check-Nodes-${#}"
                      exec="onos-check-apps ${OC#} ${ONOS_APPS} includes"/>

                <step name="Check-Summary-${#}" requires="~Check-Nodes-${#},~Check-Apps-${#}"
                      exec="onos-check-summary ${OC#} [0-9]* ${OTD} ${OTL} ${OTH}"/>
            </parallel>
        </group>

        <step name="Balance-Masters-Again" requires="Validate-Recovery"
              exec="onos ${OC1} balance-masters"/>
    </group>

    <group name="Single-Node-NA" unless="${OC2}">
        <step name="No-Op" exec="echo Scenario not supported for this cell size"/>
    </group>


</scenario>