| /* |
| * 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.solr.update; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.lang.invoke.MethodHandles; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.concurrent.ExecutorService; |
| |
| import org.apache.solr.client.solrj.SolrClient; |
| import org.apache.solr.client.solrj.impl.ConcurrentUpdateHttp2SolrClient; |
| import org.apache.solr.client.solrj.impl.Http2SolrClient; |
| import org.apache.solr.common.SolrException; |
| import org.apache.solr.update.SolrCmdDistributor.Error; |
| import org.eclipse.jetty.client.api.Response; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class StreamingSolrClients { |
| private static final Logger log = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass()); |
| |
| private final int runnerCount = Integer.getInteger("solr.cloud.replication.runners", 1); |
| // should be less than solr.jetty.http.idleTimeout |
| private final int pollQueueTime = Integer.getInteger("solr.cloud.client.pollQueueTime", 10000); |
| |
| private Http2SolrClient httpClient; |
| |
| private Map<String, ConcurrentUpdateHttp2SolrClient> solrClients = new HashMap<>(); |
| private List<Error> errors = Collections.synchronizedList(new ArrayList<Error>()); |
| |
| private ExecutorService updateExecutor; |
| |
| public StreamingSolrClients(UpdateShardHandler updateShardHandler) { |
| this.updateExecutor = updateShardHandler.getUpdateExecutor(); |
| this.httpClient = updateShardHandler.getUpdateOnlyHttpClient(); |
| } |
| |
| public List<Error> getErrors() { |
| return errors; |
| } |
| |
| public void clearErrors() { |
| errors.clear(); |
| } |
| |
| public synchronized SolrClient getSolrClient(final SolrCmdDistributor.Req req) { |
| String url = getFullUrl(req.node.getUrl()); |
| ConcurrentUpdateHttp2SolrClient client = solrClients.get(url); |
| if (client == null) { |
| // NOTE: increasing to more than 1 threadCount for the client could cause updates to be reordered |
| // on a greater scale since the current behavior is to only increase the number of connections/Runners when |
| // the queue is more than half full. |
| client = new ErrorReportingConcurrentUpdateSolrClient.Builder(url, httpClient, req, errors) |
| .withQueueSize(100) |
| .withThreadCount(runnerCount) |
| .withExecutorService(updateExecutor) |
| .alwaysStreamDeletes() |
| .build(); |
| client.setPollQueueTime(pollQueueTime); // minimize connections created |
| solrClients.put(url, client); |
| } |
| |
| return client; |
| } |
| |
| public synchronized void blockUntilFinished() throws IOException { |
| for (ConcurrentUpdateHttp2SolrClient client : solrClients.values()) { |
| client.blockUntilFinished(); |
| } |
| } |
| |
| public synchronized void shutdown() { |
| for (ConcurrentUpdateHttp2SolrClient client : solrClients.values()) { |
| client.close(); |
| } |
| } |
| |
| private String getFullUrl(String url) { |
| String fullUrl; |
| if (!url.startsWith("http://") && !url.startsWith("https://")) { |
| fullUrl = "http://" + url; |
| } else { |
| fullUrl = url; |
| } |
| return fullUrl; |
| } |
| |
| public Http2SolrClient getHttpClient() { |
| return httpClient; |
| } |
| |
| public ExecutorService getUpdateExecutor() { |
| return updateExecutor; |
| } |
| } |
| |
| class ErrorReportingConcurrentUpdateSolrClient extends ConcurrentUpdateHttp2SolrClient { |
| private static final Logger log = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass()); |
| private final SolrCmdDistributor.Req req; |
| private final List<Error> errors; |
| |
| public ErrorReportingConcurrentUpdateSolrClient(Builder builder) { |
| super(builder); |
| this.req = builder.req; |
| this.errors = builder.errors; |
| } |
| |
| @Override |
| public void handleError(Throwable ex) { |
| log.error("Error when calling {} to {}", req, req.node.getUrl(), ex); |
| Error error = new Error(); |
| error.e = (Exception) ex; |
| if (ex instanceof SolrException) { |
| error.statusCode = ((SolrException) ex).code(); |
| } |
| error.req = req; |
| errors.add(error); |
| if (!req.shouldRetry(error)) { |
| // only track the error if we are not retrying the request |
| req.trackRequestResult(null, null, false); |
| } |
| } |
| @Override |
| public void onSuccess(Response resp, InputStream respBody) { |
| req.trackRequestResult(resp, respBody, true); |
| } |
| |
| static class Builder extends ConcurrentUpdateHttp2SolrClient.Builder { |
| protected SolrCmdDistributor.Req req; |
| protected List<Error> errors; |
| |
| public Builder(String baseSolrUrl, Http2SolrClient client, SolrCmdDistributor.Req req, List<Error> errors) { |
| super(baseSolrUrl, client); |
| this.req = req; |
| this.errors = errors; |
| } |
| |
| public ErrorReportingConcurrentUpdateSolrClient build() { |
| return new ErrorReportingConcurrentUpdateSolrClient(this); |
| } |
| } |
| } |