Feature/cstackex-01: Primary Storage pool creation #16
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,45 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
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| package org.apache.cloudstack.storage.feign; | ||
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| import feign.Feign; | ||
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| public class FeignClientFactory { | ||
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| private final FeignConfiguration feignConfiguration; | ||
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| public FeignClientFactory() { | ||
| this.feignConfiguration = new FeignConfiguration(); | ||
| } | ||
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| public FeignClientFactory(FeignConfiguration feignConfiguration) { | ||
| this.feignConfiguration = feignConfiguration; | ||
| } | ||
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| public <T> T createClient(Class<T> clientClass, String baseURL) { | ||
| return Feign.builder() | ||
| .client(feignConfiguration.createClient()) | ||
| .encoder(feignConfiguration.createEncoder()) | ||
| .decoder(feignConfiguration.createDecoder()) | ||
| .retryer(feignConfiguration.createRetryer()) | ||
| .requestInterceptor(feignConfiguration.createRequestInterceptor()) | ||
| .target(clientClass, baseURL); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change | ||||
|---|---|---|---|---|---|---|
| @@ -1,77 +1,68 @@ | ||||||
| package org.apache.cloudstack.storage.feign; | ||||||
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| import feign.RequestInterceptor; | ||||||
| import feign.Retryer; | ||||||
| import feign.Client; | ||||||
| import feign.httpclient.ApacheHttpClient; | ||||||
| import feign.codec.Decoder; | ||||||
| import feign.codec.Encoder; | ||||||
| import feign.Response; | ||||||
| import feign.codec.DecodeException; | ||||||
| import feign.codec.EncodeException; | ||||||
| import com.fasterxml.jackson.core.JsonProcessingException; | ||||||
| import com.fasterxml.jackson.databind.DeserializationFeature; | ||||||
| import com.fasterxml.jackson.databind.json.JsonMapper; | ||||||
| import org.apache.http.conn.ConnectionKeepAliveStrategy; | ||||||
| import org.apache.http.conn.ssl.NoopHostnameVerifier; | ||||||
| import org.apache.http.conn.ssl.SSLConnectionSocketFactory; | ||||||
| import org.apache.http.conn.ssl.TrustAllStrategy; | ||||||
| import org.apache.http.impl.client.CloseableHttpClient; | ||||||
| import org.apache.http.impl.client.HttpClientBuilder; | ||||||
| import org.apache.http.ssl.SSLContexts; | ||||||
| import org.apache.logging.log4j.LogManager; | ||||||
| import org.apache.logging.log4j.Logger; | ||||||
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||||||
| import javax.net.ssl.SSLContext; | ||||||
| import java.io.IOException; | ||||||
| import java.io.InputStream; | ||||||
| import java.lang.reflect.Type; | ||||||
| import java.nio.charset.StandardCharsets; | ||||||
| import java.util.concurrent.TimeUnit; | ||||||
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| public class FeignConfiguration { | ||||||
| private static final Logger logger = LogManager.getLogger(FeignConfiguration.class); | ||||||
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| private final int retryMaxAttempt = 3; | ||||||
| private final int retryMaxInterval = 5; | ||||||
| private final String ontapFeignMaxConnection = "80"; | ||||||
| private final String ontapFeignMaxConnectionPerRoute = "20"; | ||||||
| private final JsonMapper jsonMapper; | ||||||
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||||||
| public FeignConfiguration() { | ||||||
| this.jsonMapper = JsonMapper.builder() | ||||||
| .disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES) | ||||||
| .findAndAddModules() | ||||||
| .build(); | ||||||
| } | ||||||
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| public Client createClient() { | ||||||
| int maxConn; | ||||||
| int maxConnPerRoute; | ||||||
| try { | ||||||
| maxConn = Integer.parseInt(this.ontapFeignMaxConnection); | ||||||
| } catch (Exception e) { | ||||||
| logger.error("ontapFeignClient: parse max connection failed, using default"); | ||||||
| maxConn = 20; | ||||||
| } | ||||||
| try { | ||||||
| maxConnPerRoute = Integer.parseInt(this.ontapFeignMaxConnectionPerRoute); | ||||||
| } catch (Exception e) { | ||||||
| logger.error("ontapFeignClient: parse max connection per route failed, using default"); | ||||||
| maxConnPerRoute = 2; | ||||||
| } | ||||||
| logger.debug("ontapFeignClient: maxConn={}, maxConnPerRoute={}", maxConn, maxConnPerRoute); | ||||||
| ConnectionKeepAliveStrategy keepAliveStrategy = (response, context) -> 0; | ||||||
| CloseableHttpClient httpClient = HttpClientBuilder.create() | ||||||
| .setMaxConnTotal(maxConn) | ||||||
| .setMaxConnPerRoute(maxConnPerRoute) | ||||||
| .setKeepAliveStrategy(keepAliveStrategy) | ||||||
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@@ -83,30 +74,64 @@ public Client client(ApacheHttpClientFactory httpClientFactory) { | |||||
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| private SSLConnectionSocketFactory getSSLSocketFactory() { | ||||||
| try { | ||||||
| SSLContext sslContext = SSLContexts.custom().loadTrustMaterial(null, new TrustAllStrategy()).build(); | ||||||
| return new SSLConnectionSocketFactory(sslContext, new NoopHostnameVerifier()); | ||||||
| } catch (Exception ex) { | ||||||
| throw new RuntimeException(ex); | ||||||
| } | ||||||
| } | ||||||
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| public RequestInterceptor createRequestInterceptor() { | ||||||
| return template -> { | ||||||
| logger.info("Feign Request URL: {}", template.url()); | ||||||
| logger.info("HTTP Method: {}", template.method()); | ||||||
| logger.info("Headers: {}", template.headers()); | ||||||
| if (template.body() != null) { | ||||||
| logger.info("Body: {}", new String(template.body(), StandardCharsets.UTF_8)); | ||||||
| } | ||||||
| }; | ||||||
| } | ||||||
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| public Retryer createRetryer() { | ||||||
| return new Retryer.Default(1000L, retryMaxInterval * 1000L, retryMaxAttempt); | ||||||
| } | ||||||
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| public Encoder createEncoder() { | ||||||
| return new Encoder() { | ||||||
| @Override | ||||||
| public void encode(Object object, Type bodyType, feign.RequestTemplate template) throws EncodeException { | ||||||
| if (object == null) { | ||||||
| template.body((byte[]) null, StandardCharsets.UTF_8); | ||||||
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| return; | ||||||
| } | ||||||
| try { | ||||||
| byte[] jsonBytes = jsonMapper.writeValueAsBytes(object); | ||||||
| template.body(jsonBytes, StandardCharsets.UTF_8); | ||||||
| template.header("Content-Type", "application/json"); | ||||||
| } catch (JsonProcessingException e) { | ||||||
| throw new EncodeException("Error encoding object to JSON", e); | ||||||
| } | ||||||
| } | ||||||
| }; | ||||||
| } | ||||||
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| public Decoder createDecoder() { | ||||||
| return new Decoder() { | ||||||
| @Override | ||||||
| public Object decode(Response response, Type type) throws IOException, DecodeException { | ||||||
| if (response.body() == null) { | ||||||
| return null; | ||||||
| } | ||||||
| String json = null; | ||||||
| try (InputStream bodyStream = response.body().asInputStream()) { | ||||||
| json = new String(bodyStream.readAllBytes(), StandardCharsets.UTF_8); | ||||||
| logger.debug("Decoding JSON response: {}", json); | ||||||
| return jsonMapper.readValue(json, jsonMapper.getTypeFactory().constructType(type)); | ||||||
| } catch (IOException e) { | ||||||
| logger.error("Error decoding JSON response. Status: {}, Raw body: {}", response.status(), json, e); | ||||||
| throw new DecodeException(response.status(), "Error decoding JSON response", response.request(), e); | ||||||
| } | ||||||
| } | ||||||
| }; | ||||||
| } | ||||||
| } | ||||||
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