| // Copyright (C) 2020 The Android Open Source Project |
| // |
| // 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 com.googlesource.gerrit.plugins.replication.pull.client; |
| |
| import com.google.inject.Provider; |
| import com.google.inject.ProvisionException; |
| import org.apache.http.client.config.RequestConfig; |
| import org.apache.http.conn.HttpClientConnectionManager; |
| import org.apache.http.impl.client.CloseableHttpClient; |
| import org.apache.http.impl.client.HttpClients; |
| import org.apache.http.impl.conn.PoolingHttpClientConnectionManager; |
| |
| /** Provides an HTTP client with SSL capabilities. */ |
| public class HttpClientProvider implements Provider<CloseableHttpClient> { |
| private static final int CONNECTIONS_PER_ROUTE = 100; |
| |
| // Up to 2 target instances with the max number of connections per host: |
| private static final int MAX_CONNECTIONS = 2 * CONNECTIONS_PER_ROUTE; |
| |
| private static final int MAX_CONNECTION_INACTIVITY_MS = 10000; |
| private static final int DEFAULT_TIMEOUT_MS = 5000; |
| |
| @Override |
| public CloseableHttpClient get() { |
| try { |
| return HttpClients.custom() |
| .setConnectionManager(customConnectionManager()) |
| .setDefaultRequestConfig(customRequestConfig()) |
| .build(); |
| } catch (Exception e) { |
| throw new ProvisionException("Couldn't create CloseableHttpClient", e); |
| } |
| } |
| |
| private RequestConfig customRequestConfig() { |
| return RequestConfig.custom() |
| .setConnectTimeout(DEFAULT_TIMEOUT_MS) |
| .setSocketTimeout(DEFAULT_TIMEOUT_MS) |
| .setConnectionRequestTimeout(DEFAULT_TIMEOUT_MS) |
| .build(); |
| } |
| |
| private HttpClientConnectionManager customConnectionManager() throws Exception { |
| PoolingHttpClientConnectionManager connManager = new PoolingHttpClientConnectionManager(); |
| connManager.setDefaultMaxPerRoute(CONNECTIONS_PER_ROUTE); |
| connManager.setMaxTotal(MAX_CONNECTIONS); |
| connManager.setValidateAfterInactivity(MAX_CONNECTION_INACTIVITY_MS); |
| return connManager; |
| } |
| } |