2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Copyright (C) 2017 Amdocs
8 * ================================================================================
9 * Modifications Copyright (C) 2019 Ericsson
10 * =============================================================================
11 * Licensed under the Apache License, Version 2.0 (the "License");
12 * you may not use this file except in compliance with the License.
13 * You may obtain a copy of the License at
15 * http://www.apache.org/licenses/LICENSE-2.0
17 * Unless required by applicable law or agreed to in writing, software
18 * distributed under the License is distributed on an "AS IS" BASIS,
19 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
20 * See the License for the specific language governing permissions and
21 * limitations under the License.
23 * ============LICENSE_END=========================================================
26 package org.onap.appc.validationpolicy;
28 import com.att.eelf.configuration.EELFLogger;
29 import com.att.eelf.configuration.EELFManager;
30 import com.fasterxml.jackson.databind.DeserializationFeature;
31 import com.fasterxml.jackson.databind.ObjectMapper;
32 import org.apache.commons.lang.StringUtils;
33 import org.onap.appc.domainmodel.lcm.VNFOperation;
34 import org.onap.appc.validationpolicy.executors.ActionInProgressRuleExecutor;
35 import org.onap.appc.validationpolicy.executors.RuleExecutor;
36 import org.onap.appc.validationpolicy.objects.Policy;
37 import org.onap.appc.validationpolicy.objects.PolicyNames;
38 import org.onap.appc.validationpolicy.objects.Rule;
39 import org.onap.appc.validationpolicy.objects.ValidationJSON;
40 import org.onap.appc.validationpolicy.rules.RuleFactory;
41 import org.onap.ccsdk.sli.core.dblib.DbLibService;
43 import javax.sql.rowset.CachedRowSet;
44 import java.sql.SQLException;
45 import java.util.ArrayList;
46 import java.util.Collections;
47 import java.util.HashMap;
48 import java.util.List;
51 import java.util.stream.Collectors;
54 * Reads the request validation policy on start-up and provides
55 * accessors for rule executors
57 public class RequestValidationPolicy {
59 private DbLibService dbLibService;
61 private RuleExecutor actionInProgressRuleExecutor;
63 private final EELFLogger logger = EELFManager.getInstance().getLogger(RequestValidationPolicy.class);
65 public void setDbLibService(DbLibService dbLibService) {
66 this.dbLibService = dbLibService;
69 public void initialize(){
71 String jsonContent = getPolicyJson();
72 if (jsonContent == null) return;
74 ObjectMapper objectMapper = new ObjectMapper();
75 objectMapper.configure(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY, true);
76 ValidationJSON validationJSON = objectMapper.readValue(jsonContent, ValidationJSON.class);
77 List<Policy> policyList = validationJSON.getPolicies();
79 .filter(policy -> PolicyNames.ActionInProgress.name().equals(policy.getPolicyName()))
81 Rule[] ruleDTOs = policy.getRules();
82 Map<String, org.onap.appc.validationpolicy.rules.Rule> rules = new HashMap<>();
83 for(Rule ruleDTO : ruleDTOs) {
84 String action = ruleDTO.getActionReceived();
85 String validationRule = ruleDTO.getValidationRule();
86 Set<VNFOperation> inclusionSet = null;
87 Set<VNFOperation> exclusionSet = null;
88 if (ruleDTO.getInclusionList() != null && !ruleDTO.getInclusionList().isEmpty()) {
89 inclusionSet = ruleDTO.getInclusionList().stream()
90 .map(VNFOperation::findByString).filter(operation -> operation != null)
91 .collect(Collectors.toSet());
93 if (ruleDTO.getExclusionList() != null && !ruleDTO.getExclusionList().isEmpty()) {
94 exclusionSet = ruleDTO.getExclusionList().stream()
95 .map(VNFOperation::findByString).filter(operation -> operation != null)
96 .collect(Collectors.toSet());
98 org.onap.appc.validationpolicy.rules.Rule rule = RuleFactory
99 .createRule(validationRule, inclusionSet, exclusionSet);
100 rules.put(action, rule);
102 actionInProgressRuleExecutor = new ActionInProgressRuleExecutor(Collections.unmodifiableMap(rules));
104 } catch (Exception e) {
105 logger.error("Error reading request validation policies", e);
109 protected String getPolicyJson() {
110 String schema = "sdnctl";
111 String query = "SELECT MAX(INTERNAL_VERSION),ARTIFACT_CONTENT " +
112 "FROM ASDC_ARTIFACTS " +
113 "WHERE ARTIFACT_NAME = ? " +
114 "GROUP BY ARTIFACT_NAME";
115 ArrayList<String> arguments = new ArrayList<>();
116 arguments.add("request_validation_policy");
117 String jsonContent = null;
119 CachedRowSet rowSet = dbLibService.getData(query, arguments, schema);
121 jsonContent = rowSet.getString("ARTIFACT_CONTENT");
123 if(logger.isDebugEnabled()){
124 logger.debug("request validation policy = " + jsonContent);
126 if(StringUtils.isBlank(jsonContent)){
127 logger.warn("request validation policy not found in app-c database");
130 catch(SQLException e){
131 logger.error("Error accessing database", e);
132 throw new RuntimeException(e);
137 public RuleExecutor getInProgressRuleExecutor(){
138 if(actionInProgressRuleExecutor == null){
139 throw new RuntimeException("Rule executor not available, initialization of RequestValidationPolicy failed");
141 return actionInProgressRuleExecutor;