2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2019-2020 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
19 * SPDX-License-Identifier: Apache-2.0
20 * ============LICENSE_END=========================================================
23 package org.onap.policy.xacml.pdp.application.monitoring;
25 import com.att.research.xacml.api.Response;
26 import java.util.Arrays;
28 import java.util.Map.Entry;
29 import org.apache.commons.lang3.tuple.Pair;
30 import org.onap.policy.models.decisions.concepts.DecisionRequest;
31 import org.onap.policy.models.decisions.concepts.DecisionResponse;
32 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyTypeIdentifier;
33 import org.onap.policy.pdp.xacml.application.common.ToscaPolicyTranslator;
34 import org.onap.policy.pdp.xacml.application.common.std.StdCombinedPolicyResultsTranslator;
35 import org.onap.policy.pdp.xacml.application.common.std.StdXacmlApplicationServiceProvider;
36 import org.slf4j.Logger;
37 import org.slf4j.LoggerFactory;
40 * This is the engine class that manages the instance of the XACML PDP engine.
42 * <p>It is responsible for initializing it and shutting it down properly in a thread-safe manner.
45 * @author pameladragosh
48 public class MonitoringPdpApplication extends StdXacmlApplicationServiceProvider {
49 private static final Logger LOGGER = LoggerFactory.getLogger(MonitoringPdpApplication.class);
51 public static final String ONAP_MONITORING_BASE_POLICY_TYPE = "onap.Monitoring";
52 public static final String ONAP_MONITORING_DERIVED_POLICY_TYPE = "onap.policies.monitoring.";
54 public static final String VERSION_100 = "1.0.0";
56 private StdCombinedPolicyResultsTranslator translator = new StdCombinedPolicyResultsTranslator();
61 public MonitoringPdpApplication() {
64 applicationName = "monitoring";
65 actions = Arrays.asList("configure");
67 // By default this supports just Monitoring policy types
69 supportedPolicyTypes.add(new ToscaPolicyTypeIdentifier(ONAP_MONITORING_BASE_POLICY_TYPE, VERSION_100));
73 public boolean canSupportPolicyType(ToscaPolicyTypeIdentifier policyTypeId) {
75 // For Monitoring, we will attempt to support all versions
76 // of the policy type. Since we are only packaging a decision
77 // back with a JSON payload of the property contents.
79 return policyTypeId.getName().startsWith(ONAP_MONITORING_DERIVED_POLICY_TYPE);
83 public Pair<DecisionResponse, Response> makeDecision(DecisionRequest request,
84 Map<String, String[]> requestQueryParams) {
88 Pair<DecisionResponse, Response> decisionPair = super.makeDecision(request, requestQueryParams);
89 DecisionResponse decisionResponse = decisionPair.getKey();
91 // Abbreviate results if needed
93 if (checkAbbreviateResults(requestQueryParams) && decisionResponse.getPolicies() != null) {
94 LOGGER.info("Abbreviating decision results {}", decisionResponse);
95 for (Entry<String, Object> entry : decisionResponse.getPolicies().entrySet()) {
97 // DecisionResponse policies will always be a map
99 @SuppressWarnings("unchecked")
100 Map<String, Object> policy = (Map<String, Object>) entry.getValue();
101 policy.remove("type_version");
102 policy.remove("properties");
103 policy.remove("name");
104 policy.remove("version");
111 protected ToscaPolicyTranslator getTranslator(String type) {
116 * Checks the query parameters to determine whether the decision results should be abbreviated.
118 * @param queryParams - http request query parameters
120 private boolean checkAbbreviateResults(Map<String, String[]> queryParams) {
121 if (queryParams != null && !queryParams.isEmpty()) {
122 // Check if query params contains "abbrev" flag
123 if (queryParams.containsKey("abbrev")) {
124 return Arrays.asList(queryParams.get("abbrev")).contains("true");
126 LOGGER.info("Unsupported query param for Monitoring application: {}", queryParams);
130 LOGGER.info("Query parameters empty");