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[apache#4678] optimized sc/kie/config-center isolation address check …
…logic (apache#4680)
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.../main/java/org/apache/servicecomb/http/client/utils/ServiceCombServiceAvailableUtils.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| /* | ||
| * 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.servicecomb.http.client.utils; | ||
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| import org.apache.http.HttpStatus; | ||
| import org.apache.servicecomb.http.client.common.AbstractAddressManager; | ||
| import org.apache.servicecomb.http.client.common.HttpRequest; | ||
| import org.apache.servicecomb.http.client.common.HttpResponse; | ||
| import org.apache.servicecomb.http.client.common.HttpTransport; | ||
| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
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|
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| import java.io.IOException; | ||
| import java.net.InetSocketAddress; | ||
| import java.net.Socket; | ||
| import java.net.URI; | ||
| import java.net.URISyntaxException; | ||
|
|
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| public class ServiceCombServiceAvailableUtils { | ||
| private static final Logger LOGGER = LoggerFactory.getLogger(ServiceCombServiceAvailableUtils.class); | ||
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| public static void checkAddressAvailable(AbstractAddressManager addressManager, String address, | ||
| HttpTransport httpTransport, String path) { | ||
| String formatUrl = addressManager.formatUrl(path, true, address); | ||
| HttpRequest httpRequest = new HttpRequest(formatUrl, null, null, HttpRequest.GET); | ||
| try { | ||
| HttpResponse response = httpTransport.doRequest(httpRequest); | ||
| if (response.getStatusCode() == HttpStatus.SC_OK) { | ||
| addressManager.recordSuccessState(address); | ||
| return; | ||
| } | ||
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| // old server does not provide the check api, using TCP checks whether the server is ready. | ||
| if (response.getStatusCode() == HttpStatus.SC_NOT_FOUND && telnetCheckAddress(address)) { | ||
| LOGGER.warn("[{}] path does not provide, tcp check address ready!", path); | ||
| addressManager.recordSuccessState(address); | ||
| } | ||
| } catch (IOException e) { | ||
| LOGGER.error("check isolation address [{}] available error!", address); | ||
| } | ||
| } | ||
|
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| private static boolean telnetCheckAddress(String address) { | ||
| URI ipPort = parseIpPortFromURI(address); | ||
| if (ipPort == null) { | ||
| return false; | ||
| } | ||
| try (Socket s = new Socket()) { | ||
| s.connect(new InetSocketAddress(ipPort.getHost(), ipPort.getPort()), 3000); | ||
| return true; | ||
| } catch (IOException e) { | ||
| LOGGER.warn("ping endpoint {} failed, It will be quarantined again.", address); | ||
| } | ||
| return false; | ||
| } | ||
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| private static URI parseIpPortFromURI(String address) { | ||
| try { | ||
| return new URI(address); | ||
| } catch (URISyntaxException e) { | ||
| LOGGER.error("build uri error with address [{}].", address); | ||
| return null; | ||
| } | ||
| } | ||
| } |
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