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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2019, 2021-2022 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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
* limitations under the License.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.policy.pdpx.main.rest;
import io.prometheus.client.Counter;
import java.util.HashMap;
import java.util.Map;
import lombok.Getter;
import lombok.Setter;
import lombok.Synchronized;
import org.onap.policy.common.utils.resources.PrometheusUtils;
import org.onap.policy.models.pdp.enums.PdpResponseStatus;
/**
* Class to hold statistical data for xacmlPdp component.
*/
@Getter(onMethod_ = @Synchronized)
public class XacmlPdpStatisticsManager {
@Getter
@Setter
private static XacmlPdpStatisticsManager current = null;
protected static final String PROMETHEUS_NAMESPACE = "pdpx";
protected static final String POLICY_DECISIONS_METRIC = "policy_decisions";
public static final String POLICY_DECISIONS_HELP = "The total number of policy decisions.";
public static final String PERMIT_OPERATION = "permit";
public static final String DENY_OPERATION = "deny";
public static final String INDETERMINANT_OPERATION = "indeterminant";
public static final String NOT_APPLICABLE_OPERATION = "not_applicable";
public static final String APPLICATION = "application";
protected static final Counter deploymentsCounter =
Counter.build().namespace(PROMETHEUS_NAMESPACE).name(PrometheusUtils.POLICY_DEPLOYMENTS_METRIC)
.labelNames(PrometheusUtils.OPERATION_METRIC_LABEL,
PrometheusUtils.STATUS_METRIC_LABEL)
.help(PrometheusUtils.POLICY_DEPLOYMENT_HELP)
.register();
protected static final Counter decisionsCounter =
Counter.build().namespace(PROMETHEUS_NAMESPACE).name(POLICY_DECISIONS_METRIC)
.labelNames(APPLICATION, PrometheusUtils.STATUS_METRIC_LABEL)
.help(POLICY_DECISIONS_HELP)
.register();
private long totalPolicyTypesCount;
private long totalPoliciesCount;
private long errorCount;
private long permitDecisionsCount;
private long denyDecisionsCount;
private long deploySuccessCount;
private long deployFailureCount;
private long undeploySuccessCount;
private long undeployFailureCount;
private long indeterminantDecisionsCount;
private long notApplicableDecisionsCount;
private Map<String, Map<String, Integer>> applicationMetrics = new HashMap<>();
/**
* Used to update our Map of ApplicationNames to statistics.
* A typical applicationsMetric map could look something like this:
* {
* "app_1_name": {
* "permit_decisions_count": 1,
* "deny_decisions_count": 1
* },
* "app_2_name": {
* "indeterminant_decisions_count": 1,
* "not_applicable_decisions_count": 1
* }
* }
* @param appName - the current app we are updating decisions for
* @param updateMethod - the kind of decision we made for our app
*/
@Synchronized
public void updateApplicationMetrics(String appName, String updateMethod) {
if (!applicationMetrics.containsKey(appName)) {
Map<String, Integer> appMap = new HashMap<>();
appMap.put(updateMethod, 1);
applicationMetrics.put(appName, appMap);
} else {
int newTotal = applicationMetrics.get(appName).getOrDefault(updateMethod, 0) + 1;
applicationMetrics.get(appName).put(updateMethod, newTotal);
}
}
/**
* Method to set the xacml pdp total policy types count. This
* doesn't really increment, it depends on the applications
* that are loaded. Which can be dynamic.
*/
@Synchronized
public void setTotalPolicyTypesCount(long newCount) {
totalPolicyTypesCount = newCount;
}
/**
* Method to set the xacml pdp total policies count. This
* doesn't really increment, it depends on the applications
* that are loaded. Which can be dynamic.
*/
@Synchronized
public void setTotalPolicyCount(long newCount) {
totalPoliciesCount = newCount;
}
/**
* Method to update the number of error decisions.
*/
@Synchronized
public void updateErrorCount() {
++errorCount;
}
/**
* Method to update the number of permit decisions.
*/
@Synchronized
public void updatePermitDecisionsCount(String appName) {
decisionsCounter.labels(appName, PERMIT_OPERATION).inc();
updateApplicationMetrics(appName, "permit_decisions_count");
++permitDecisionsCount;
}
/**
* Method to update the number of deny decisions.
*/
@Synchronized
public void updateDenyDecisionsCount(String appName) {
decisionsCounter.labels(appName, DENY_OPERATION).inc();
updateApplicationMetrics(appName, "deny_decisions_count");
++denyDecisionsCount;
}
/**
* Method to update the number of indeterminant decisions.
*/
@Synchronized
public void updateIndeterminantDecisionsCount(String appName) {
decisionsCounter.labels(appName, INDETERMINANT_OPERATION).inc();
updateApplicationMetrics(appName, "indeterminant_decisions_count");
++indeterminantDecisionsCount;
}
/**
* Method to update the number of not applicable decisions.
*/
@Synchronized
public void updateNotApplicableDecisionsCount(String appName) {
decisionsCounter.labels(appName, NOT_APPLICABLE_OPERATION).inc();
updateApplicationMetrics(appName, "not_applicable_decisions_count");
++notApplicableDecisionsCount;
}
/**
* Method to update the number of successful deploys.
*/
@Synchronized
public void updateDeploySuccessCount() {
deploymentsCounter.labels(PrometheusUtils.DEPLOY_OPERATION,
PdpResponseStatus.SUCCESS.name()).inc();
++deploySuccessCount;
}
/**
* Method to update the number of failed deploys.
*/
@Synchronized
public void updateDeployFailureCount() {
deploymentsCounter.labels(PrometheusUtils.DEPLOY_OPERATION,
PdpResponseStatus.FAIL.name()).inc();
++deployFailureCount;
}
/**
* Method to update the number of successful undeploys.
*/
@Synchronized
public void updateUndeploySuccessCount() {
deploymentsCounter.labels(PrometheusUtils.UNDEPLOY_OPERATION,
PdpResponseStatus.SUCCESS.name()).inc();
++undeploySuccessCount;
}
/**
* Method to update the number of failed undeploys.
*/
@Synchronized
public void updateUndeployFailureCount() {
deploymentsCounter.labels(PrometheusUtils.UNDEPLOY_OPERATION,
PdpResponseStatus.FAIL.name()).inc();
++undeployFailureCount;
}
/**
* Reset all the statistics counts to 0.
*/
@Synchronized
public void resetAllStatistics() {
totalPolicyTypesCount = 0L;
totalPoliciesCount = 0L;
errorCount = 0L;
permitDecisionsCount = 0L;
denyDecisionsCount = 0L;
deploySuccessCount = 0L;
deployFailureCount = 0L;
undeploySuccessCount = 0L;
undeployFailureCount = 0L;
indeterminantDecisionsCount = 0L;
notApplicableDecisionsCount = 0L;
applicationMetrics.clear();
}
}
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