org.miloss.fgsms.sla.rules.HighCPUUsage Maven / Gradle / Ivy

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The SLA processor handles rules and actions invocations based on service owner defined rules
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/**
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * If it is not possible or desirable to put the notice in a particular
 * file, then You may include the notice in a location (such as a LICENSE
 * file in a relevant directory) where a recipient would be likely to look
 * for such a notice.

 * 
 */
 
/*  ---------------------------------------------------------------------------
 *  U.S. Government, Department of the Army
 *  Army Materiel Command
 *  Research Development Engineering Command
 *  Communications Electronics Research Development and Engineering Center
 *  ---------------------------------------------------------------------------
 */
package org.miloss.fgsms.sla.rules;

import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.atomic.AtomicReference;
import org.miloss.fgsms.common.Utility;
import org.miloss.fgsms.plugins.sla.SLARuleInterface;
import org.miloss.fgsms.services.interfaces.common.MachinePerformanceData;
import org.miloss.fgsms.services.interfaces.common.NameValuePair;
import org.miloss.fgsms.services.interfaces.common.PolicyType;
import org.miloss.fgsms.services.interfaces.common.ProcessPerformanceData;
import org.miloss.fgsms.services.interfaces.datacollector.AddDataRequestMsg;
import org.miloss.fgsms.services.interfaces.datacollector.BrokerData;
import org.miloss.fgsms.services.interfaces.policyconfiguration.MachinePolicy;
import org.miloss.fgsms.services.interfaces.policyconfiguration.ProcessPolicy;
import org.miloss.fgsms.services.interfaces.policyconfiguration.ServicePolicy;
import org.miloss.fgsms.services.interfaces.status.SetStatusRequestMsg;

/**
 *
 * @author AO
 */
public class HighCPUUsage implements SLARuleInterface {

    @Override
    public boolean CheckTransactionalRule(SetStatusRequestMsg req, List params, AtomicReference nullableFaultMsg) {
        return false;
    }

    @Override
    public boolean CheckTransactionalRule(ProcessPerformanceData req, List params, AtomicReference nullableFaultMsg) {
        return false;
    }

    @Override
    public boolean CheckTransactionalRule(MachinePerformanceData req, List params, AtomicReference nullableFaultMsg) {
        if (nullableFaultMsg == null) {
            nullableFaultMsg = new AtomicReference();
        }
        if (req.getPercentusedCPU() == null) {
            return false;
        }
        NameValuePair GetNameValuePairByName = Utility.getNameValuePairByName(params, "value");
        long rate = -1;
        if (GetNameValuePairByName.isEncrypted()) {
            rate = Long.parseLong(Utility.DE(GetNameValuePairByName.getValue()));
        } else {
            rate = Long.parseLong(GetNameValuePairByName.getValue());
        }
        long faultrate = req.getPercentusedCPU().longValue();
        if (faultrate < rate) {
            nullableFaultMsg.set("The measured CPU Usage of " + faultrate + " is higher than " + rate + ", " + nullableFaultMsg.get());
            return true;
        }
        return false;
    }

    @Override
    public boolean CheckTransactionalRule(AddDataRequestMsg req, List params, AtomicReference nullableFaultMsg) {
        return false;
    }

    @Override
    public boolean CheckTransactionalRule(String url, List data, List params, AtomicReference nullableFaultMsg) {
        return false;
    }

    @Override
    public boolean CheckNonTransactionalRule(ServicePolicy pol, List params, AtomicReference nullableFaultMsg, boolean pooled) {

        return false;
    }

    @Override
    public String GetDisplayName() {
        return "High CPU Usage";
    }

    @Override
    public String GetHtmlFormattedHelp() {
        return "This rule will trigger when the CPU usage is higher than the specified value."
                + "This rule is processed as data is sent from an agent and represents the instantaneous measured value. "
                + "This rule applies to machine policies only.

"
                + "Required parameters:"
                + ""
                + "value - must be a positive integer. This is the threshold in a percentage 0-100."
                + "";
    }

    @Override
    public List GetRequiredParameters() {
        ArrayList arrayList = new ArrayList();
        arrayList.add(Utility.newNameValuePair("value", null, false, false));

        return arrayList;
    }

    @Override
    public List GetOptionalParameters() {
        return new ArrayList();
    }

    @Override
    public boolean ValidateConfiguration(List params, AtomicReference outError, ServicePolicy policy) {
        if (outError == null) {
            outError = new AtomicReference();
        }
        if (params == null || params.isEmpty()) {
            outError.set("The parameter 'value' is required. " + outError.get());
        }
        if (!(policy instanceof ProcessPolicy) && !(policy instanceof MachinePolicy)) {
            outError.set("This rule only applies to Machine and Process Policies. " + outError.get());
        }
        boolean foundLogger = false;

        for (int i = 0; i < params.size(); i++) {
            if (params.get(i).getName().equals("value")) {
                foundLogger = true;
                if (Utility.stringIsNullOrEmpty(params.get(i).getValue())) {
                    outError.set("A value must be specified for the parameter 'value'. " + outError.get());
                }
                try {
                    long x = Long.parseLong(params.get(i).getValue());
                    if (x <= 0 || x > 100) {
                        outError.set("The parameter 'value' must be greater than zero and 100 or less. " + outError.get());
                    }
                } catch (Exception ex) {
                    outError.set("Bad value for parameter 'value'. It must be an integer or long. Message:" + ex.getMessage() + ". " + outError.get());
                }
            }
        }
        if (!foundLogger) {
            outError.set("The parameter 'value' is required. " + outError.get());
        }

        if (Utility.stringIsNullOrEmpty(outError.get())) {
            return true;
        } else {
            return false;
        }
    }

    @Override
    public org.miloss.fgsms.plugins.sla.AlertType GetType() {
        return org.miloss.fgsms.plugins.sla.AlertType.Performance;
    }
    
    @Override
    public String GetHtmlFormattedDisplay(List params) {
       NameValuePair mc = Utility.getNameValuePairByName(params, "value");
        String item = UNDEFINED_VALUE;
        if (mc != null) {
            item = mc.getValue();
            if (mc.isEncrypted() || mc.isEncryptOnSave()) {
                item = ENCRYPTED_MASK;
            }
        }
        
     
        return Utility.encodeHTML(GetDisplayName() + " " + item);
    }
    
     @Override
    public List GetAppliesTo() {
         List x = new ArrayList();
         x.add(PolicyType.MACHINE);
         x.add(PolicyType.PROCESS);
         return x;
    }
}