From a3aa5d702e9781a03083338ea70a2fe4b15c067f Mon Sep 17 00:00:00 2001 From: Shiwei Tian Date: Mon, 25 Sep 2017 15:31:32 +0800 Subject: add polling rule task Issue-ID: HOLMES-56 Change-Id: I842ead880777b76da013834e5a25e10b0d8834bf Signed-off-by: Shiwei Tian --- .../org/onap/holmes/rulemgt/RuleActiveApp.java | 8 ++ .../rulemgt/dcae/DaceConfigurationPolling.java | 115 +++++++++++++++++++++ 2 files changed, 123 insertions(+) create mode 100644 rulemgt/src/main/java/org/onap/holmes/rulemgt/dcae/DaceConfigurationPolling.java (limited to 'rulemgt/src/main/java/org') diff --git a/rulemgt/src/main/java/org/onap/holmes/rulemgt/RuleActiveApp.java b/rulemgt/src/main/java/org/onap/holmes/rulemgt/RuleActiveApp.java index 003c7fb..a37c49c 100644 --- a/rulemgt/src/main/java/org/onap/holmes/rulemgt/RuleActiveApp.java +++ b/rulemgt/src/main/java/org/onap/holmes/rulemgt/RuleActiveApp.java @@ -21,11 +21,15 @@ import static jdk.nashorn.internal.runtime.regexp.joni.Config.log; import io.dropwizard.setup.Environment; import java.util.HashSet; import java.util.Set; +import java.util.concurrent.Executors; +import java.util.concurrent.ScheduledExecutorService; +import java.util.concurrent.TimeUnit; import lombok.extern.slf4j.Slf4j; import org.onap.holmes.common.config.MicroServiceConfig; import org.onap.holmes.common.dropwizard.ioc.bundle.IOCApplication; import org.onap.holmes.common.exception.CorrelationException; import org.onap.holmes.common.utils.MSBRegisterUtil; +import org.onap.holmes.rulemgt.dcae.DaceConfigurationPolling; import org.onap.holmes.rulemgt.resources.RuleMgtResources; import org.onap.msb.sdk.discovery.entity.MicroServiceInfo; import org.onap.msb.sdk.discovery.entity.Node; @@ -46,6 +50,10 @@ public class RuleActiveApp extends IOCApplication { public void run(RuleAppConfig configuration, Environment environment) throws Exception { super.run(configuration, environment); + ScheduledExecutorService service = Executors.newSingleThreadScheduledExecutor(); + service.scheduleAtFixedRate(new DaceConfigurationPolling("holmes-rule-mgmt"), 0, + DaceConfigurationPolling.POLLING_PERIOD, TimeUnit.MILLISECONDS); + environment.jersey().register(new RuleMgtResources()); try { new MSBRegisterUtil().register2Msb(createMicroServiceInfo()); diff --git a/rulemgt/src/main/java/org/onap/holmes/rulemgt/dcae/DaceConfigurationPolling.java b/rulemgt/src/main/java/org/onap/holmes/rulemgt/dcae/DaceConfigurationPolling.java new file mode 100644 index 0000000..0527881 --- /dev/null +++ b/rulemgt/src/main/java/org/onap/holmes/rulemgt/dcae/DaceConfigurationPolling.java @@ -0,0 +1,115 @@ +/** + * Copyright 2017 ZTE Corporation. + * + * 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. + */ +package org.onap.holmes.rulemgt.dcae; + +import com.fasterxml.jackson.core.JsonProcessingException; +import com.fasterxml.jackson.databind.ObjectMapper; +import java.util.List; +import javax.ws.rs.client.Client; +import javax.ws.rs.client.ClientBuilder; +import javax.ws.rs.client.Entity; +import javax.ws.rs.client.WebTarget; +import javax.ws.rs.core.MediaType; +import lombok.extern.slf4j.Slf4j; +import org.glassfish.jersey.client.ClientConfig; +import org.onap.holmes.common.config.MicroServiceConfig; +import org.onap.holmes.common.dcae.entity.DcaeConfigurations; +import org.onap.holmes.common.dcae.entity.Rule; +import org.onap.holmes.common.dcae.utils.DcaeConfigurationParser; +import org.onap.holmes.common.exception.CorrelationException; +import org.onap.holmes.rulemgt.bean.request.RuleCreateRequest; +import org.onap.holmes.rulemgt.bean.response.RuleQueryListResponse; +import org.onap.holmes.rulemgt.bean.response.RuleResult4API; + +@Slf4j +public class DaceConfigurationPolling implements Runnable { + + public static long POLLING_PERIOD = 10 * 1000; + + private String hostname; + + private String url = "http://127.0.0.1/api/holmes-rule-mgmt/v1/rule"; + + public DaceConfigurationPolling(String hostname) { + this.hostname = hostname; + } + + @Override + public void run() { + DcaeConfigurations dcaeConfigurations = null; + try { + dcaeConfigurations = getDcaeConfigurations(); + } catch (CorrelationException e) { + log.error("Failed to polling dcae configurations" + e.getMessage()); + } + if (dcaeConfigurations != null) { + RuleQueryListResponse ruleQueryListResponse = getAllCorrelationRules(); + List ruleResult4APIs = ruleQueryListResponse.getCorrelationRules(); + deleteAllCorrelationRules(ruleResult4APIs); + try { + addAllCorrelationRules(dcaeConfigurations); + } catch (CorrelationException e) { + log.error("Failed to add rules" + e.getMessage()); + } + } + } + + private DcaeConfigurations getDcaeConfigurations() throws CorrelationException { + String serviceAddrInfo = MicroServiceConfig.getServiceAddrInfoFromCBS(hostname); + DcaeConfigurations dcaeConfigurations = null; + dcaeConfigurations = DcaeConfigurationParser.parse(serviceAddrInfo); + return dcaeConfigurations; + } + + private RuleQueryListResponse getAllCorrelationRules() { + Client client = ClientBuilder.newClient(new ClientConfig()); + WebTarget webTarget = client.target(url); + return webTarget.request("application/json").get() + .readEntity(RuleQueryListResponse.class); + } + + private void addAllCorrelationRules(DcaeConfigurations dcaeConfigurations) throws CorrelationException { + for (Rule rule : dcaeConfigurations.getDefaultRules()) { + RuleCreateRequest ruleCreateRequest = getRuleCreateRequest(rule); + Client client = ClientBuilder.newClient(new ClientConfig()); + ObjectMapper mapper = new ObjectMapper(); + String content = null; + try { + content = mapper.writeValueAsString(ruleCreateRequest); + } catch (JsonProcessingException e) { + throw new CorrelationException("Failed to convert the message object to a json string.", e); + } + WebTarget webTarget = client.target(url); + webTarget.request(MediaType.APPLICATION_JSON) + .put(Entity.entity(content, MediaType.APPLICATION_JSON)); + } + } + + private void deleteAllCorrelationRules(List ruleResult4APIs){ + ruleResult4APIs.forEach(correlationRule ->{ + Client client = ClientBuilder.newClient(new ClientConfig()); + WebTarget webTarget = client.target(url + "/" + correlationRule.getRuleId()); + webTarget.request(MediaType.APPLICATION_JSON).delete(); + }); + } + + private RuleCreateRequest getRuleCreateRequest(Rule rule) { + RuleCreateRequest ruleCreateRequest = new RuleCreateRequest(); + ruleCreateRequest.setRuleName(rule.getName()); + ruleCreateRequest.setContent(rule.getContents()); + ruleCreateRequest.setDescription(""); + ruleCreateRequest.setEnabled(1); + return ruleCreateRequest; + } +} -- cgit 1.2.3-korg