| /** |
| * 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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 backtype.storm.scheduler.resource; |
| |
| import backtype.storm.Config; |
| import backtype.storm.generated.Bolt; |
| import backtype.storm.generated.SpoutSpec; |
| import backtype.storm.generated.StormTopology; |
| import org.json.simple.JSONObject; |
| import org.json.simple.parser.JSONParser; |
| import org.json.simple.parser.ParseException; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| public class ResourceUtils { |
| private static final Logger LOG = LoggerFactory.getLogger(ResourceUtils.class); |
| |
| public static Map<String, Map<String, Double>> getBoltsResources(StormTopology topology, Map topologyConf) { |
| Map<String, Map<String, Double>> boltResources = new HashMap<String, Map<String, Double>>(); |
| if (topology.get_bolts() != null) { |
| for (Map.Entry<String, Bolt> bolt : topology.get_bolts().entrySet()) { |
| Map<String, Double> topology_resources = parseResources(bolt.getValue().get_common().get_json_conf()); |
| checkIntialization(topology_resources, bolt.getValue().toString(), topologyConf); |
| boltResources.put(bolt.getKey(), topology_resources); |
| } |
| } |
| return boltResources; |
| } |
| |
| public static Map<String, Map<String, Double>> getSpoutsResources(StormTopology topology, Map topologyConf) { |
| Map<String, Map<String, Double>> spoutResources = new HashMap<String, Map<String, Double>>(); |
| if (topology.get_spouts() != null) { |
| for (Map.Entry<String, SpoutSpec> spout : topology.get_spouts().entrySet()) { |
| Map<String, Double> topology_resources = parseResources(spout.getValue().get_common().get_json_conf()); |
| checkIntialization(topology_resources, spout.getValue().toString(), topologyConf); |
| spoutResources.put(spout.getKey(), topology_resources); |
| } |
| } |
| return spoutResources; |
| } |
| |
| public static void checkIntialization(Map<String, Double> topology_resources, String Com, Map topologyConf) { |
| checkInitMem(topology_resources, Com, topologyConf); |
| checkInitCPU(topology_resources, Com, topologyConf); |
| } |
| |
| public static void checkInitMem(Map<String, Double> topology_resources, String Com, Map topologyConf) { |
| if (!topology_resources.containsKey(Config.TOPOLOGY_COMPONENT_RESOURCES_ONHEAP_MEMORY_MB)) { |
| topology_resources.put(Config.TOPOLOGY_COMPONENT_RESOURCES_ONHEAP_MEMORY_MB, |
| backtype.storm.utils.Utils.getDouble(topologyConf.get(Config.TOPOLOGY_COMPONENT_RESOURCES_ONHEAP_MEMORY_MB), null)); |
| debugMessage("ONHEAP", Com, topologyConf); |
| } |
| if (!topology_resources.containsKey(Config.TOPOLOGY_COMPONENT_RESOURCES_OFFHEAP_MEMORY_MB)) { |
| topology_resources.put(Config.TOPOLOGY_COMPONENT_RESOURCES_OFFHEAP_MEMORY_MB, |
| backtype.storm.utils.Utils.getDouble(topologyConf.get(Config.TOPOLOGY_COMPONENT_RESOURCES_OFFHEAP_MEMORY_MB), null)); |
| debugMessage("OFFHEAP", Com, topologyConf); |
| } |
| } |
| |
| public static void checkInitCPU(Map<String, Double> topology_resources, String Com, Map topologyConf) { |
| if (!topology_resources.containsKey(Config.TOPOLOGY_COMPONENT_CPU_PCORE_PERCENT)) { |
| topology_resources.put(Config.TOPOLOGY_COMPONENT_CPU_PCORE_PERCENT, |
| backtype.storm.utils.Utils.getDouble(topologyConf.get(Config.TOPOLOGY_COMPONENT_CPU_PCORE_PERCENT), null)); |
| debugMessage("CPU", Com, topologyConf); |
| } |
| } |
| |
| public static Map<String, Double> parseResources(String input) { |
| Map<String, Double> topology_resources = new HashMap<String, Double>(); |
| JSONParser parser = new JSONParser(); |
| LOG.debug("Input to parseResources {}", input); |
| try { |
| if (input != null) { |
| Object obj = parser.parse(input); |
| JSONObject jsonObject = (JSONObject) obj; |
| if (jsonObject.containsKey(Config.TOPOLOGY_COMPONENT_RESOURCES_ONHEAP_MEMORY_MB)) { |
| Double topoMemOnHeap = backtype.storm.utils.Utils |
| .getDouble(jsonObject.get(Config.TOPOLOGY_COMPONENT_RESOURCES_ONHEAP_MEMORY_MB), null); |
| topology_resources.put(Config.TOPOLOGY_COMPONENT_RESOURCES_ONHEAP_MEMORY_MB, topoMemOnHeap); |
| } |
| if (jsonObject.containsKey(Config.TOPOLOGY_COMPONENT_RESOURCES_OFFHEAP_MEMORY_MB)) { |
| Double topoMemOffHeap = backtype.storm.utils.Utils |
| .getDouble(jsonObject.get(Config.TOPOLOGY_COMPONENT_RESOURCES_OFFHEAP_MEMORY_MB), null); |
| topology_resources.put(Config.TOPOLOGY_COMPONENT_RESOURCES_OFFHEAP_MEMORY_MB, topoMemOffHeap); |
| } |
| if (jsonObject.containsKey(Config.TOPOLOGY_COMPONENT_CPU_PCORE_PERCENT)) { |
| Double topoCPU = backtype.storm.utils.Utils.getDouble(jsonObject.get(Config.TOPOLOGY_COMPONENT_CPU_PCORE_PERCENT), null); |
| topology_resources.put(Config.TOPOLOGY_COMPONENT_CPU_PCORE_PERCENT, topoCPU); |
| } |
| LOG.debug("Topology Resources {}", topology_resources); |
| } |
| } catch (ParseException e) { |
| LOG.error("Failed to parse component resources is:" + e.toString(), e); |
| return null; |
| } |
| return topology_resources; |
| } |
| |
| private static void debugMessage(String memoryType, String Com, Map topologyConf) { |
| if (memoryType.equals("ONHEAP")) { |
| LOG.debug( |
| "Unable to extract resource requirement for Component {} \n Resource : Memory Type : On Heap set to default {}", |
| Com, topologyConf.get(Config.TOPOLOGY_COMPONENT_RESOURCES_ONHEAP_MEMORY_MB)); |
| } else if (memoryType.equals("OFFHEAP")) { |
| LOG.debug( |
| "Unable to extract resource requirement for Component {} \n Resource : Memory Type : Off Heap set to default {}", |
| Com, topologyConf.get(Config.TOPOLOGY_COMPONENT_RESOURCES_OFFHEAP_MEMORY_MB)); |
| } else { |
| LOG.debug( |
| "Unable to extract resource requirement for Component {} \n Resource : CPU Pcore Percent set to default {}", |
| Com, topologyConf.get(Config.TOPOLOGY_COMPONENT_CPU_PCORE_PERCENT)); |
| } |
| } |
| } |