rulemgt/src/main/java/org/openo/holmes/rulemgt/wrapper/RuleMgtWrapper.java

   1 /**\r
   2  * Copyright 2017 ZTE Corporation.\r
   3  *\r
   4  * Licensed under the Apache License, Version 2.0 (the "License");\r
   5  * you may not use this file except in compliance with the License.\r
   6  * You may obtain a copy of the License at\r
   7  *\r
   8  *     http://www.apache.org/licenses/LICENSE-2.0\r
   9  *\r
  10  * Unless required by applicable law or agreed to in writing, software\r
  11  * distributed under the License is distributed on an "AS IS" BASIS,\r
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  13  * See the License for the specific language governing permissions and\r
  14  * limitations under the License.\r
  15  */\r
  16 package org.openo.holmes.rulemgt.wrapper;\r
  17 \r
  18 import java.util.ArrayList;\r
  19 import java.util.Date;\r
  20 import java.util.List;\r
  21 import javax.annotation.PostConstruct;\r
  22 import javax.inject.Inject;\r
  23 import javax.inject.Singleton;\r
  24 import lombok.extern.slf4j.Slf4j;\r
  25 import org.jvnet.hk2.annotations.Service;\r
  26 import org.openo.holmes.common.api.entity.CorrelationRule;\r
  27 import org.openo.holmes.common.exception.CorrelationException;\r
  28 import org.openo.holmes.common.utils.DbDaoUtil;\r
  29 import org.openo.holmes.common.utils.I18nProxy;\r
  30 import org.openo.holmes.rulemgt.bean.request.CorrelationCheckRule4Engine;\r
  31 import org.openo.holmes.rulemgt.bean.request.CorrelationDeployRule4Engine;\r
  32 import org.openo.holmes.rulemgt.bean.request.RuleCreateRequest;\r
  33 import org.openo.holmes.rulemgt.bean.request.RuleDeleteRequest;\r
  34 import org.openo.holmes.rulemgt.bean.request.RuleQueryCondition;\r
  35 import org.openo.holmes.rulemgt.bean.request.RuleUpdateRequest;\r
  36 import org.openo.holmes.rulemgt.bean.response.RuleAddAndUpdateResponse;\r
  37 import org.openo.holmes.rulemgt.bean.response.RuleQueryListResponse;\r
  38 import org.openo.holmes.rulemgt.bean.response.RuleResult4API;\r
  39 import org.openo.holmes.rulemgt.bolt.enginebolt.EngineWrapper;\r
  40 import org.openo.holmes.rulemgt.constant.RuleMgtConstant;\r
  41 import org.openo.holmes.rulemgt.db.CorrelationRuleDao;\r
  42 import org.openo.holmes.rulemgt.db.CorrelationRuleQueryDao;\r
  43 \r
  44 \r
  45 @Service\r
  46 @Singleton\r
  47 @Slf4j\r
  48 public class RuleMgtWrapper {\r
  49 \r
  50     @Inject\r
  51     private CorrelationRuleQueryDao correlationRuleQueryDao;\r
  52     @Inject\r
  53     private EngineWrapper engineWarpper;\r
  54     @Inject\r
  55     private DbDaoUtil daoUtil;\r
  56 \r
  57     private CorrelationRuleDao correlationRuleDao;\r
  58 \r
  59     @PostConstruct\r
  60     public void initDaoUtil() {\r
  61         correlationRuleDao = daoUtil.getJdbiDaoByOnDemand(CorrelationRuleDao.class);\r
  62     }\r
  63 \r
  64     public RuleAddAndUpdateResponse addCorrelationRule(String creator, RuleCreateRequest ruleCreateRequest)\r
  65             throws CorrelationException {\r
  66         if (ruleCreateRequest == null) {\r
  67             throw new CorrelationException(I18nProxy.RULE_MANAGEMENT_REQUEST_OBJECT_IS_EMPTY);\r
  68         }\r
  69         CorrelationRule correlationRule = convertCreateRequest2Rule(creator,\r
  70                 ruleCreateRequest);\r
  71         checkCorrelation(correlationRule);\r
  72         CorrelationRule ruleTemp = correlationRuleDao.queryRuleByRuleName(correlationRule.getName());\r
  73         if (ruleTemp != null) {\r
  74             throw new CorrelationException(I18nProxy.RULE_MANAGEMENT_REPEAT_RULE_NAME);\r
  75         }\r
  76         correlationRule.setPackageName(deployRule2Engine(correlationRule));\r
  77         CorrelationRule result = correlationRuleDao.saveRule(correlationRule);\r
  78         RuleAddAndUpdateResponse ruleAddAndUpdateResponse = new RuleAddAndUpdateResponse();\r
  79         ruleAddAndUpdateResponse.setRuleId(result.getRid());\r
  80         return ruleAddAndUpdateResponse;\r
  81     }\r
  82 \r
  83     public RuleAddAndUpdateResponse updateCorrelationRule(String modifier, RuleUpdateRequest ruleUpdateRequest)\r
  84             throws CorrelationException {\r
  85         if (ruleUpdateRequest == null) {\r
  86             throw new CorrelationException(I18nProxy.RULE_MANAGEMENT_REQUEST_OBJECT_IS_EMPTY);\r
  87         }\r
  88         CorrelationRule oldCorrelationRule = correlationRuleDao.queryRuleByRid(ruleUpdateRequest.getRuleId());\r
  89         if (oldCorrelationRule == null) {\r
  90             throw new CorrelationException(I18nProxy.RULE_MANAGEMENT_RULE_NOT_EXIST_DATABASE);\r
  91         }\r
  92         CorrelationRule newCorrelationRule = convertRuleUpdateRequest2CorrelationRule(modifier,\r
  93                 ruleUpdateRequest, oldCorrelationRule.getName());\r
  94         checkCorrelation(newCorrelationRule);\r
  95         RuleAddAndUpdateResponse ruleChangeResponse = new RuleAddAndUpdateResponse();\r
  96         ruleChangeResponse.setRuleId(newCorrelationRule.getRid());\r
  97         if (!haveChange(newCorrelationRule, oldCorrelationRule)) {\r
  98             return ruleChangeResponse;\r
  99         }\r
 100         if (oldCorrelationRule.getEnabled() == RuleMgtConstant.STATUS_RULE_OPEN) {\r
 101             engineWarpper.deleteRuleFromEngine(oldCorrelationRule.getPackageName());\r
 102         }\r
 103         newCorrelationRule.setPackageName(deployRule2Engine(newCorrelationRule));\r
 104         correlationRuleDao.updateRule(newCorrelationRule);\r
 105         return ruleChangeResponse;\r
 106     }\r
 107 \r
 108     private void checkCorrelation(CorrelationRule correlationRule) throws CorrelationException {\r
 109         int enabled = correlationRule.getEnabled();\r
 110         String ruleName = correlationRule.getName() == null ? "" : correlationRule.getName().trim();\r
 111         String content = correlationRule.getContent() == null ? "" : correlationRule.getContent().trim();\r
 112         if ("".equals(content)) {\r
 113             throw new CorrelationException(I18nProxy.RULE_MANAGEMENT_CONTENT_CANNOT_BE_EMPTY);\r
 114         }\r
 115         if (enabled != RuleMgtConstant.STATUS_RULE_CLOSE\r
 116                 && enabled != RuleMgtConstant.STATUS_RULE_OPEN) {\r
 117             throw new CorrelationException(I18nProxy.RULE_MANAGEMENT_PARAMETER_ENABLED_ERROR);\r
 118         }\r
 119         if ("".equals(ruleName)) {\r
 120             throw new CorrelationException(I18nProxy.RULE_MANAGEMENT_RULE_NAME_CANNOT_BE_EMPTY);\r
 121         }\r
 122     }\r
 123 \r
 124     private boolean haveChange(CorrelationRule newCorrelationRule, CorrelationRule oldCorrelationRule) {\r
 125         String newContent = newCorrelationRule.getContent();\r
 126         String oldContent = oldCorrelationRule.getContent();\r
 127         int newEnabled = newCorrelationRule.getEnabled();\r
 128         int oldEnabled = oldCorrelationRule.getEnabled();\r
 129         String newDes = newCorrelationRule.getDescription();\r
 130         String oldDes = oldCorrelationRule.getDescription();\r
 131         if (newContent.equals(oldContent) && newEnabled == oldEnabled && newDes.equals(oldDes)) {\r
 132             return false;\r
 133         }\r
 134         return true;\r
 135     }\r
 136 \r
 137     public void deleteCorrelationRule(RuleDeleteRequest ruleDeleteRequest)\r
 138             throws CorrelationException {\r
 139         if (ruleDeleteRequest == null) {\r
 140             throw new CorrelationException(I18nProxy.RULE_MANAGEMENT_REQUEST_OBJECT_IS_EMPTY);\r
 141         }\r
 142         CorrelationRule correlationRule = correlationRuleDao.queryRuleByRid(ruleDeleteRequest.getRuleId());\r
 143         if (correlationRule == null) {\r
 144             log.warn("the rule:rule id=" + ruleDeleteRequest.getRuleId() + " does not exist the database.");\r
 145             throw new CorrelationException(I18nProxy.RULE_MANAGEMENT_RULE_NOT_EXIST_DATABASE);\r
 146         }\r
 147         if (correlationRule.getEnabled() == RuleMgtConstant.STATUS_RULE_OPEN) {\r
 148             engineWarpper.deleteRuleFromEngine(correlationRule.getPackageName());\r
 149         }\r
 150         correlationRuleDao.deleteRule(correlationRule);\r
 151     }\r
 152 \r
 153     private CorrelationRule convertCreateRequest2Rule(String userName,\r
 154             RuleCreateRequest ruleCreateRequest) throws CorrelationException {\r
 155         String tempContent = ruleCreateRequest.getContent();\r
 156         CorrelationRule correlationRule = new CorrelationRule();\r
 157         String ruleId = "rule_" + System.currentTimeMillis();\r
 158         String description = ruleCreateRequest.getDescription() == null ? "" : ruleCreateRequest.getDescription();\r
 159         correlationRule.setRid(ruleId);\r
 160         if (tempContent != null) {\r
 161             correlationRule.setContent(tempContent.trim());\r
 162         }\r
 163         correlationRule.setDescription(description);\r
 164         correlationRule.setCreateTime(new Date());\r
 165         correlationRule.setUpdateTime(new Date());\r
 166         correlationRule.setName(ruleCreateRequest.getRuleName());\r
 167         correlationRule.setEngineID("correlation-d");\r
 168         correlationRule.setEngineType("");\r
 169         correlationRule.setTemplateID(0);\r
 170         correlationRule.setVendor("");\r
 171         correlationRule.setCreator(userName);\r
 172         correlationRule.setModifier(userName);\r
 173         correlationRule.setEnabled(ruleCreateRequest.getEnabled());\r
 174         return correlationRule;\r
 175     }\r
 176 \r
 177     private CorrelationRule convertRuleUpdateRequest2CorrelationRule(String modifier,\r
 178             RuleUpdateRequest ruleUpdateRequest, String ruleName) throws CorrelationException {\r
 179         CorrelationRule correlationRule = new CorrelationRule();\r
 180         String description = ruleUpdateRequest.getDescription() == null ? "" : ruleUpdateRequest.getDescription();\r
 181         correlationRule.setRid(ruleUpdateRequest.getRuleId());\r
 182         correlationRule.setContent(ruleUpdateRequest.getContent());\r
 183         correlationRule.setDescription(description);\r
 184         correlationRule.setEnabled(ruleUpdateRequest.getEnabled());\r
 185         correlationRule.setUpdateTime(new Date());\r
 186         correlationRule.setModifier(modifier);\r
 187         correlationRule.setName(ruleName);\r
 188         return correlationRule;\r
 189     }\r
 190 \r
 191     private String deployRule2Engine(CorrelationRule correlationRule)\r
 192             throws CorrelationException {\r
 193         if (engineWarpper.checkRuleFromEngine(correlationRules2CheckRule(correlationRule)) && (\r
 194                 correlationRule.getEnabled() == RuleMgtConstant.STATUS_RULE_OPEN)) {\r
 195             return engineWarpper.deployEngine(correlationRules2DeployRule(correlationRule));\r
 196         }\r
 197         return "";\r
 198     }\r
 199 \r
 200     public RuleQueryListResponse getCorrelationRuleByCondition(\r
 201             RuleQueryCondition ruleQueryCondition) throws CorrelationException {\r
 202         List<CorrelationRule> correlationRule = correlationRuleQueryDao\r
 203                 .getCorrelationRulesByCondition(ruleQueryCondition);\r
 204         RuleQueryListResponse ruleQueryListResponse = new RuleQueryListResponse();\r
 205         ruleQueryListResponse.setTotalCount(correlationRule.size());\r
 206         ruleQueryListResponse\r
 207                 .setCorrelationRules(correlationRules2RuleResult4APIs(correlationRule));\r
 208         return ruleQueryListResponse;\r
 209     }\r
 210 \r
 211     private List<RuleResult4API> correlationRules2RuleResult4APIs(\r
 212             List<CorrelationRule> correlationRules) {\r
 213         List<RuleResult4API> ruleResult4APIs = new ArrayList<RuleResult4API>();\r
 214         for (CorrelationRule correlationRule : correlationRules) {\r
 215             RuleResult4API ruleResult4API = new RuleResult4API();\r
 216             String description = correlationRule.getDescription() == null ? "" : correlationRule.getDescription();\r
 217             ruleResult4API.setRuleId(correlationRule.getRid());\r
 218             ruleResult4API.setRuleName(correlationRule.getName());\r
 219             ruleResult4API.setDescription(description);\r
 220             ruleResult4API.setContent(correlationRule.getContent());\r
 221             ruleResult4API.setCreateTime(correlationRule.getCreateTime());\r
 222             ruleResult4API.setCreator(correlationRule.getCreator());\r
 223             ruleResult4API.setUpdateTime(correlationRule.getUpdateTime());\r
 224             ruleResult4API.setModifier(correlationRule.getModifier());\r
 225             ruleResult4API.setEnabled(correlationRule.getEnabled());\r
 226             ruleResult4APIs.add(ruleResult4API);\r
 227         }\r
 228         return ruleResult4APIs;\r
 229     }\r
 230 \r
 231     private CorrelationDeployRule4Engine correlationRules2DeployRule(\r
 232             CorrelationRule correlationRule) {\r
 233         CorrelationDeployRule4Engine correlationDeployRule4Engine = new CorrelationDeployRule4Engine();\r
 234         correlationDeployRule4Engine.setContent(correlationRule.getContent());\r
 235         correlationDeployRule4Engine.setEngineId(correlationRule.getEngineID());\r
 236         return correlationDeployRule4Engine;\r
 237     }\r
 238 \r
 239     private CorrelationCheckRule4Engine correlationRules2CheckRule(\r
 240             CorrelationRule correlationRule) {\r
 241         CorrelationCheckRule4Engine correlationCheckRule4Engine = new CorrelationCheckRule4Engine();\r
 242         correlationCheckRule4Engine.setContent(correlationRule.getContent());\r
 243         return correlationCheckRule4Engine;\r
 244     }\r
 245 }\r