| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.karaf.decanter.collector.redis; |
| |
| import org.apache.karaf.decanter.collector.utils.PropertiesPreparator; |
| import org.osgi.service.component.ComponentContext; |
| import org.osgi.service.component.annotations.Activate; |
| import org.osgi.service.component.annotations.Component; |
| import org.osgi.service.component.annotations.Deactivate; |
| import org.osgi.service.component.annotations.Reference; |
| import org.osgi.service.event.Event; |
| import org.osgi.service.event.EventAdmin; |
| import org.osgi.service.event.EventConstants; |
| import org.redisson.Redisson; |
| import org.redisson.api.RMap; |
| import org.redisson.api.RedissonClient; |
| import org.redisson.config.Config; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.util.Dictionary; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| @Component( |
| name = "org.apache.karaf.decanter.collector.redis", |
| immediate = true, |
| property = { "decanter.collector.name=redis", |
| "scheduler.period:Long=60", |
| "scheduler.concurrent:Boolean=false", |
| "scheduler.name=decanter-collector-redis"} |
| ) |
| public class RedisCollector implements Runnable { |
| |
| private final static Logger LOGGER = LoggerFactory.getLogger(RedisCollector.class); |
| |
| @Reference |
| private EventAdmin dispatcher; |
| |
| public static final String ADDRESS_DEFAULT = "localhost:6379"; |
| public static final String MODE_DEFAULT = "Single"; |
| |
| private RedissonClient redissonClient; |
| |
| private Dictionary<String, Object> config; |
| |
| @Activate |
| public void activate(ComponentContext componentContext) { |
| config = componentContext.getProperties(); |
| |
| String address = (config.get("address") != null) ? config.get("address").toString() : ADDRESS_DEFAULT; |
| String mode = (config.get("map") != null) ? config.get("map").toString() : MODE_DEFAULT; |
| String masterAddress = (config.get("masterAddress") != null) ? config.get("masterAddress").toString() : null; |
| String masterName = (config.get("masterName") != null) ? config.get("masterName").toString() : null; |
| int scanInterval = (config.get("scanInterval") != null) ? Integer.parseInt(config.get("scanInterval").toString()) : 2000; |
| |
| Config redissonConfig = new Config(); |
| if (mode.equalsIgnoreCase("Single")) { |
| redissonConfig.useSingleServer().setAddress(address); |
| } else if (mode.equalsIgnoreCase("Master_Slave")) { |
| redissonConfig.useMasterSlaveServers().setMasterAddress(masterAddress).addSlaveAddress(address); |
| } else if (mode.equalsIgnoreCase("Sentinel")) { |
| redissonConfig.useSentinelServers().addSentinelAddress(masterName).addSentinelAddress(address); |
| } else if (mode.equalsIgnoreCase("Cluster")) { |
| redissonConfig.useClusterServers().setScanInterval(scanInterval).addNodeAddress(address); |
| } |
| redissonClient = Redisson.create(redissonConfig); |
| } |
| |
| @Deactivate |
| public void deactivate() { |
| if (redissonClient != null && (!redissonClient.isShutdown() || !redissonClient.isShuttingDown())) { |
| redissonClient.shutdown(); |
| } |
| } |
| |
| @Override |
| public void run() { |
| Map<String, Object> data = new HashMap<>(); |
| data.put("type", "redis"); |
| String map = (config.get("map") != null) ? config.get("map").toString() : "Decanter"; |
| String keyPattern = (config.get("keyPattern") != null) ? config.get("keyPattern").toString() : "*"; |
| RMap rmap = redissonClient.getMap(map); |
| for (Object key : rmap.keySet(keyPattern)) { |
| data.put(key.toString(), rmap.get(key)); |
| } |
| try { |
| PropertiesPreparator.prepare(data, config); |
| } catch (Exception e) { |
| LOGGER.warn("Can't prepare data", e); |
| } |
| String topic = (config.get(EventConstants.EVENT_TOPIC) != null) ? (String) config.get(EventConstants.EVENT_TOPIC) : "decanter/collect/redis"; |
| dispatcher.postEvent(new Event(topic, data)); |
| } |
| |
| } |