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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.ServicePolicy;
import org.miloss.fgsms.services.interfaces.status.SetStatusRequestMsg;
import org.miloss.fgsms.sla.NonTransactionalSLAProcessor;
/**
*
* @author AO
*/
public class HighDiskUsageOverTime 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) {
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) {
if (nullableFaultMsg == null) {
nullableFaultMsg = new AtomicReference();
}
NameValuePair GetNameValuePairByName = Utility.getNameValuePairByName(params, "value");
long rate = Long.parseLong(GetNameValuePairByName.getValue());
GetNameValuePairByName = Utility.getNameValuePairByName(params, "duration");
long duration = Long.parseLong(GetNameValuePairByName.getValue());
long faultrate = NonTransactionalSLAProcessor.GetDiskUsageOverTime(pol.getURL(),duration, pooled);
if (faultrate > rate) {
nullableFaultMsg.set("The measured Disk I/O rate" + faultrate + " is greater than " + rate + ", " + nullableFaultMsg.get());
return true;
}
return false;
}
@Override
public String GetDisplayName() {
return "High Disk I/O Rates";
}
@Override
public String GetHtmlFormattedHelp() {
return "This rule will trigger when the Disk I/O utilization rate is greater than the specified value for the specified duration."
+ "This rule is processed periodically as part of the Non-Transactional SLA Processor, who execution cycle is controled by the administrator. "
+ "This rule applies to Machine policies.
"
+ "Required parameters:"
+ ""
+ "- value - must be a positive integer. This is the threshold in KB
"
+ "- duration - must be a positive integer or long. This represents time in milliseconds for the duration. It must be one of the values from which"
+ "statistics are aggregated. By default, the following durations are calculated 5 minutes (300000ms), 15 minutes (900000ms), 1 hour (3600000ms),"
+ "and 24 hours (1440000ms). Administrators can add additional time periods for aggregation via General Settings."
+ ""
+ "
";
}
@Override
public List GetRequiredParameters() {
ArrayList arrayList = new ArrayList();
arrayList.add(Utility.newNameValuePair("value", null, false, false));
arrayList.add(Utility.newNameValuePair("duration", 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 MachinePolicy)) {
outError.set("This rule only applies to Machine Policies. " + outError.get());
}
boolean foundLogger = false;
boolean foundduration = 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) {
outError.set("The parameter 'value' must be greater than zero. " + 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 (params.get(i).getName().equals("duration")) {
foundduration = true;
if (Utility.stringIsNullOrEmpty(params.get(i).getValue())) {
outError.set("A value must be specified for the parameter 'duration'. " + outError.get());
}
try {
long x = Long.parseLong(params.get(i).getValue());
if (x <= 0) {
outError.set("The parameter 'duration' must be greater than zero. " + outError.get());
}
} catch (Exception ex) {
outError.set("Bad value for parameter 'duration'. It must be an integer or long. Message:" + ex.getMessage() + ". " + outError.get());
}
}
}
if (!foundLogger) {
outError.set("The parameter 'value' is required. " + outError.get());
}
if (!foundduration) {
outError.set("The parameter 'duration' 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;
}
}
NameValuePair mc2 = Utility.getNameValuePairByName(params, "duration");
String item2 = UNDEFINED_VALUE;
if (mc2 != null) {
item2 = mc2.getValue();
if (mc2.isEncrypted() || mc2.isEncryptOnSave()) {
item2 = ENCRYPTED_MASK;
}
}
return Utility.encodeHTML(GetDisplayName() + " " + item + "/" + item2+"ms");
}
@Override
public List GetAppliesTo() {
List x = new ArrayList();
x.add(PolicyType.MACHINE);
return x;
}
}