feat:zuul supports polaris router. (#502)
jarvisxiong
2 years ago
committed by
GitHub
parent
a6061e6b05
commit
8b9a104f69
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/*
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* Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
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*
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* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
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*
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* Licensed under the BSD 3-Clause License (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://opensource.org/licenses/BSD-3-Clause
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*
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* Unless required by applicable law or agreed to in writing, software distributed
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* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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* CONDITIONS OF ANY KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations under the License.
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*/
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package com.tencent.cloud.polaris.router.spi;
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import java.util.Collections;
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import java.util.Map;
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import java.util.Set;
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import javax.servlet.http.HttpServletRequest;
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import org.springframework.core.Ordered;
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/**
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* Router label resolver for spring web http request.
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*
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* @author jarvisxiong 2022-08-04
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*/
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public interface ServletRouterLabelResolver extends Ordered {
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/**
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* resolve labels from servlet http request. User can customize expression parser to extract labels.
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*
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* @param request the servlet http request.
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* @param expressionLabelKeys the expression labels which are configured in router rule.
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* @return resolved labels
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*/
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default Map<String, String> resolve(HttpServletRequest request, Set<String> expressionLabelKeys) {
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return Collections.emptyMap();
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}
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}
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@ -0,0 +1,195 @@
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/*
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* Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
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*
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* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
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*
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* Licensed under the BSD 3-Clause License (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://opensource.org/licenses/BSD-3-Clause
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*
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* Unless required by applicable law or agreed to in writing, software distributed
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* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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* CONDITIONS OF ANY KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations under the License.
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*
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*/
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package com.tencent.cloud.polaris.router.zuul;
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import java.io.InputStream;
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import java.util.Collections;
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import java.util.Comparator;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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import javax.servlet.http.HttpServletRequest;
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import com.netflix.zuul.context.RequestContext;
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import com.tencent.cloud.common.metadata.MetadataContext;
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import com.tencent.cloud.common.metadata.MetadataContextHolder;
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import com.tencent.cloud.common.metadata.config.MetadataLocalProperties;
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import com.tencent.cloud.common.util.BeanFactoryUtils;
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import com.tencent.cloud.common.util.expresstion.ServletExpressionLabelUtils;
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import com.tencent.cloud.polaris.router.PolarisRouterContext;
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import com.tencent.cloud.polaris.router.RouterRuleLabelResolver;
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import com.tencent.cloud.polaris.router.spi.ServletRouterLabelResolver;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.BeansException;
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import org.springframework.beans.factory.BeanFactory;
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import org.springframework.beans.factory.BeanFactoryAware;
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import org.springframework.cloud.netflix.ribbon.support.RibbonCommandContext;
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import org.springframework.cloud.netflix.ribbon.support.RibbonRequestCustomizer;
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import org.springframework.cloud.netflix.zuul.filters.ProxyRequestHelper;
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import org.springframework.cloud.netflix.zuul.filters.route.RibbonCommandFactory;
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import org.springframework.cloud.netflix.zuul.filters.route.RibbonRoutingFilter;
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import org.springframework.core.Ordered;
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import org.springframework.util.CollectionUtils;
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import org.springframework.util.MultiValueMap;
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import static org.springframework.cloud.netflix.zuul.filters.support.FilterConstants.LOAD_BALANCER_KEY;
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import static org.springframework.cloud.netflix.zuul.filters.support.FilterConstants.RETRYABLE_KEY;
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import static org.springframework.cloud.netflix.zuul.filters.support.FilterConstants.SERVICE_ID_KEY;
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/**
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* Replaces the default RibbonRoutingFilter implementation.
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*
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* @author jarvisxiong 2022-08-04
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*/
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public class PolarisRibbonRoutingFilter extends RibbonRoutingFilter implements BeanFactoryAware {
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private static final Logger LOGGER = LoggerFactory.getLogger(PolarisRibbonRoutingFilter.class);
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private BeanFactory factory;
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private final MetadataLocalProperties metadataLocalProperties;
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private final RouterRuleLabelResolver routerRuleLabelResolver;
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private final List<ServletRouterLabelResolver> routerLabelResolvers;
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private boolean useServlet31 = true;
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public PolarisRibbonRoutingFilter(ProxyRequestHelper helper,
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RibbonCommandFactory<?> ribbonCommandFactory,
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MetadataLocalProperties metadataLocalProperties,
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RouterRuleLabelResolver routerRuleLabelResolver,
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List<ServletRouterLabelResolver> routerLabelResolvers) {
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super(helper, ribbonCommandFactory, Collections.emptyList());
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this.metadataLocalProperties = metadataLocalProperties;
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this.routerRuleLabelResolver = routerRuleLabelResolver;
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if (!CollectionUtils.isEmpty(routerLabelResolvers)) {
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routerLabelResolvers.sort(Comparator.comparingInt(Ordered::getOrder));
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this.routerLabelResolvers = routerLabelResolvers;
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}
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else {
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this.routerLabelResolvers = null;
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}
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// To support Servlet API 3.1 we need to check if getContentLengthLong exists
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// Spring 5 minimum support is 3.0, so this stays
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try {
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HttpServletRequest.class.getMethod("getContentLengthLong");
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}
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catch (NoSuchMethodException e) {
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useServlet31 = false;
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}
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}
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@Override
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protected RibbonCommandContext buildCommandContext(RequestContext context) {
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HttpServletRequest request = context.getRequest();
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MultiValueMap<String, String> headers = this.helper
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.buildZuulRequestHeaders(request);
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MultiValueMap<String, String> params = this.helper
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.buildZuulRequestQueryParams(request);
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String verb = getVerb(request);
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InputStream requestEntity = getRequestBody(request);
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if (request.getContentLength() < 0 && !verb.equalsIgnoreCase("GET")) {
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context.setChunkedRequestBody();
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}
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String serviceId = (String) context.get(SERVICE_ID_KEY);
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Boolean retryable = (Boolean) context.get(RETRYABLE_KEY);
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Object loadBalancerKey = context.get(LOAD_BALANCER_KEY);
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if (loadBalancerKey == null) {
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// By default, use the routerContext as loadBalancerKey
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loadBalancerKey = genRouterContext(request, serviceId);
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}
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String uri = this.helper.buildZuulRequestURI(request);
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// remove double slashes
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uri = uri.replace("//", "/");
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long contentLength = useServlet31 ? request.getContentLengthLong()
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: request.getContentLength();
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return new RibbonCommandContext(serviceId, verb, uri, retryable, headers, params,
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requestEntity, this.requestCustomizers, contentLength, loadBalancerKey);
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}
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PolarisRouterContext genRouterContext(HttpServletRequest request, String serviceId) {
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// local service labels
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Map<String, String> labels = new HashMap<>(metadataLocalProperties.getContent());
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// labels from rule expression
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Set<String> expressionLabelKeys = routerRuleLabelResolver.getExpressionLabelKeys(MetadataContext.LOCAL_NAMESPACE,
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MetadataContext.LOCAL_SERVICE, serviceId);
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Map<String, String> ruleExpressionLabels = getExpressionLabels(request, expressionLabelKeys);
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if (!CollectionUtils.isEmpty(ruleExpressionLabels)) {
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labels.putAll(ruleExpressionLabels);
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}
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// labels from request
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if (!CollectionUtils.isEmpty(routerLabelResolvers)) {
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routerLabelResolvers.forEach(resolver -> {
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try {
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Map<String, String> customResolvedLabels = resolver.resolve(request, expressionLabelKeys);
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if (!CollectionUtils.isEmpty(customResolvedLabels)) {
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labels.putAll(customResolvedLabels);
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}
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}
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catch (Throwable t) {
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LOGGER.error("[SCT][Router] revoke RouterLabelResolver occur some exception. ", t);
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}
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});
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}
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// labels from downstream
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Map<String, String> transitiveLabels = MetadataContextHolder.get()
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.getFragmentContext(MetadataContext.FRAGMENT_TRANSITIVE);
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labels.putAll(transitiveLabels);
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PolarisRouterContext routerContext = new PolarisRouterContext();
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routerContext.putLabels(PolarisRouterContext.ROUTER_LABELS, labels);
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routerContext.putLabels(PolarisRouterContext.TRANSITIVE_LABELS, transitiveLabels);
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return routerContext;
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}
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@Override
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public void setBeanFactory(BeanFactory beanFactory) throws BeansException {
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this.factory = beanFactory;
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}
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private Map<String, String> getExpressionLabels(HttpServletRequest request, Set<String> labelKeys) {
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if (CollectionUtils.isEmpty(labelKeys)) {
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return Collections.emptyMap();
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}
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return ServletExpressionLabelUtils.resolve(request, labelKeys);
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}
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private void init() {
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this.requestCustomizers = BeanFactoryUtils.getBeans(factory, RibbonRequestCustomizer.class);
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}
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}
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@ -0,0 +1,373 @@
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/*
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* Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
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*
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* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
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*
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* Licensed under the BSD 3-Clause License (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://opensource.org/licenses/BSD-3-Clause
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*
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* Unless required by applicable law or agreed to in writing, software distributed
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* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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* CONDITIONS OF ANY KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations under the License.
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*
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*/
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package com.tencent.cloud.polaris.router.zuul;
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import java.util.HashMap;
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import java.util.Map;
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import java.util.Set;
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import com.google.common.collect.Lists;
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import com.google.common.collect.Sets;
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import com.netflix.client.config.CommonClientConfigKey;
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import com.netflix.client.config.IClientConfig;
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import com.netflix.hystrix.HystrixCommandProperties;
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import com.netflix.niws.client.http.RestClient;
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import com.netflix.zuul.context.RequestContext;
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import com.tencent.cloud.common.metadata.MetadataContext;
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import com.tencent.cloud.common.metadata.MetadataContextHolder;
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import com.tencent.cloud.common.metadata.config.MetadataLocalProperties;
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import com.tencent.cloud.common.util.ApplicationContextAwareUtils;
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import com.tencent.cloud.polaris.loadbalancer.PolarisLoadBalancer;
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import com.tencent.cloud.polaris.router.PolarisRouterContext;
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import com.tencent.cloud.polaris.router.RouterRuleLabelResolver;
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import com.tencent.cloud.polaris.router.spi.ServletRouterLabelResolver;
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import okhttp3.OkHttpClient;
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import org.junit.AfterClass;
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import org.junit.Assert;
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import org.junit.BeforeClass;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.mockito.Mock;
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import org.mockito.MockedStatic;
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import org.mockito.Mockito;
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import org.mockito.junit.MockitoJUnitRunner;
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import org.springframework.cloud.netflix.ribbon.apache.RibbonLoadBalancingHttpClient;
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import org.springframework.cloud.netflix.ribbon.okhttp.OkHttpLoadBalancingClient;
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import org.springframework.cloud.netflix.ribbon.support.RibbonCommandContext;
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import org.springframework.cloud.netflix.zuul.filters.ProxyRequestHelper;
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import org.springframework.cloud.netflix.zuul.filters.ZuulProperties;
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import org.springframework.cloud.netflix.zuul.filters.route.FallbackProvider;
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import org.springframework.cloud.netflix.zuul.filters.route.RestClientRibbonCommand;
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import org.springframework.cloud.netflix.zuul.filters.route.RibbonCommandFactory;
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import org.springframework.cloud.netflix.zuul.filters.route.apache.HttpClientRibbonCommand;
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import org.springframework.cloud.netflix.zuul.filters.route.okhttp.OkHttpRibbonCommand;
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import org.springframework.mock.web.MockHttpServletRequest;
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import static org.mockito.ArgumentMatchers.anyString;
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import static org.mockito.Mockito.times;
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import static org.mockito.Mockito.verify;
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import static org.mockito.Mockito.when;
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import static org.springframework.cloud.netflix.zuul.filters.support.FilterConstants.LOAD_BALANCER_KEY;
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import static org.springframework.cloud.netflix.zuul.filters.support.FilterConstants.RETRYABLE_KEY;
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import static org.springframework.cloud.netflix.zuul.filters.support.FilterConstants.SERVICE_ID_KEY;
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/**
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* test for {@link PolarisRibbonRoutingFilter}.
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*
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* @author jarvisxiong 2022-08-09
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*/
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@RunWith(MockitoJUnitRunner.class)
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public class PolarisRibbonRoutingFilterTest {
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private static final String callerService = "callerService";
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private static final String calleeService = "calleeService";
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private static MockedStatic<ApplicationContextAwareUtils> mockedApplicationContextAwareUtils;
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private static MockedStatic<MetadataContextHolder> mockedMetadataContextHolder;
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@Mock
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private MetadataLocalProperties metadataLocalProperties;
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@Mock
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private RouterRuleLabelResolver routerRuleLabelResolver;
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@Mock
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private ServletRouterLabelResolver routerLabelResolver;
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@Mock
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private ProxyRequestHelper proxyRequestHelper;
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@Mock
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private RibbonCommandFactory<?> ribbonCommandFactory;
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@Mock
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private FallbackProvider fallbackProvider;
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@Mock
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private PolarisLoadBalancer polarisLoadBalancer;
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@BeforeClass
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public static void beforeClass() {
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mockedApplicationContextAwareUtils = Mockito.mockStatic(ApplicationContextAwareUtils.class);
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mockedApplicationContextAwareUtils.when(() -> ApplicationContextAwareUtils.getProperties(anyString()))
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.thenReturn(callerService);
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MetadataContext metadataContext = Mockito.mock(MetadataContext.class);
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// mock transitive metadata
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Map<String, String> transitiveLabels = new HashMap<>();
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transitiveLabels.put("t1", "v1");
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transitiveLabels.put("t2", "v2");
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when(metadataContext.getFragmentContext(MetadataContext.FRAGMENT_TRANSITIVE)).thenReturn(transitiveLabels);
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mockedMetadataContextHolder = Mockito.mockStatic(MetadataContextHolder.class);
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mockedMetadataContextHolder.when(MetadataContextHolder::get).thenReturn(metadataContext);
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}
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@AfterClass
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public static void afterClass() {
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mockedApplicationContextAwareUtils.close();
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mockedMetadataContextHolder.close();
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}
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@Test
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public void testGenRouterContext() {
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PolarisRibbonRoutingFilter polarisRibbonRoutingFilter = new PolarisRibbonRoutingFilter(proxyRequestHelper,
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ribbonCommandFactory, metadataLocalProperties, routerRuleLabelResolver,
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Lists.newArrayList(routerLabelResolver));
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Map<String, String> localMetadata = new HashMap<>();
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localMetadata.put("env", "blue");
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when(metadataLocalProperties.getContent()).thenReturn(localMetadata);
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Set<String> expressionLabelKeys = Sets.newHashSet("${http.header.k1}", "${http.query.userid}");
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when(routerRuleLabelResolver.getExpressionLabelKeys(anyString(), anyString(), anyString()))
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.thenReturn(expressionLabelKeys);
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MockHttpServletRequest request = new MockHttpServletRequest();
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request.setRequestURI("/" + calleeService + "/users");
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request.addHeader("k1", "v1");
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request.setQueryString("userid=zhangsan");
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Map<String, String> customMetadata = new HashMap<>();
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customMetadata.put("k2", "v2");
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when(routerLabelResolver.resolve(request, expressionLabelKeys)).thenReturn(customMetadata);
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PolarisRouterContext routerContext = polarisRibbonRoutingFilter.genRouterContext(request, calleeService);
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Map<String, String> routerLabels = routerContext.getLabels(PolarisRouterContext.ROUTER_LABELS);
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Assert.assertEquals("v1", routerLabels.get("${http.header.k1}"));
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Assert.assertEquals("zhangsan", routerLabels.get("${http.query.userid}"));
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Assert.assertEquals("blue", routerLabels.get("env"));
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Assert.assertEquals("v1", routerLabels.get("t1"));
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Assert.assertEquals("v2", routerLabels.get("t2"));
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}
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@Test
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public void testHttpCallWithoutRouter() {
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ZuulProperties zuulProperties = new ZuulProperties();
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zuulProperties.setRibbonIsolationStrategy(HystrixCommandProperties.ExecutionIsolationStrategy.THREAD);
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zuulProperties.setThreadPool(new ZuulProperties.HystrixThreadPool());
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PolarisRibbonRoutingFilter polarisRibbonRoutingFilter = new PolarisRibbonRoutingFilter(
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new ProxyRequestHelper(zuulProperties), ribbonCommandFactory, metadataLocalProperties,
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routerRuleLabelResolver, Lists.newArrayList(routerLabelResolver));
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MockHttpServletRequest request = new MockHttpServletRequest();
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request.setRequestURI("http://" + calleeService + "/users");
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request.addHeader("k1", "v1");
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request.setQueryString("userid=zhangsan");
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RequestContext context = new RequestContext();
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context.setRequest(request);
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context.set(SERVICE_ID_KEY, calleeService);
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context.set(RETRYABLE_KEY, Boolean.FALSE);
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context.set(LOAD_BALANCER_KEY, calleeService);
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RequestContext.testSetCurrentContext(context);
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RibbonCommandContext commandContext = polarisRibbonRoutingFilter.buildCommandContext(context);
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IClientConfig clientConfig = IClientConfig.Builder.newBuilder().build();
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RibbonLoadBalancingHttpClient client = new RibbonLoadBalancingHttpClient(clientConfig, null);
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client.setLoadBalancer(polarisLoadBalancer);
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HttpClientRibbonCommand command = new HttpClientRibbonCommand(calleeService, client, commandContext,
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zuulProperties, fallbackProvider, clientConfig);
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command.execute();
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verify(polarisLoadBalancer).chooseServer(calleeService);
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verify(metadataLocalProperties, times(0)).getContent();
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}
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@Test
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public void testRestCallWithoutRouter() {
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ZuulProperties zuulProperties = new ZuulProperties();
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zuulProperties.setRibbonIsolationStrategy(HystrixCommandProperties.ExecutionIsolationStrategy.THREAD);
|
||||
zuulProperties.setThreadPool(new ZuulProperties.HystrixThreadPool());
|
||||
|
||||
PolarisRibbonRoutingFilter polarisRibbonRoutingFilter = new PolarisRibbonRoutingFilter(
|
||||
new ProxyRequestHelper(zuulProperties), ribbonCommandFactory, metadataLocalProperties,
|
||||
routerRuleLabelResolver, Lists.newArrayList(routerLabelResolver));
|
||||
|
||||
MockHttpServletRequest request = new MockHttpServletRequest();
|
||||
request.setRequestURI("http://" + calleeService + "/users");
|
||||
request.addHeader("k1", "v1");
|
||||
request.setQueryString("userid=zhangsan");
|
||||
request.setMethod("GET");
|
||||
|
||||
RequestContext context = new RequestContext();
|
||||
context.setRequest(request);
|
||||
context.set(SERVICE_ID_KEY, calleeService);
|
||||
context.set(RETRYABLE_KEY, Boolean.FALSE);
|
||||
context.set(LOAD_BALANCER_KEY, calleeService);
|
||||
RequestContext.testSetCurrentContext(context);
|
||||
RibbonCommandContext commandContext = polarisRibbonRoutingFilter.buildCommandContext(context);
|
||||
|
||||
IClientConfig clientConfig = IClientConfig.Builder.newBuilder().build();
|
||||
RestClient restClient = new RestClient(polarisLoadBalancer);
|
||||
|
||||
RestClientRibbonCommand command = new RestClientRibbonCommand(calleeService, restClient, commandContext,
|
||||
zuulProperties, fallbackProvider, clientConfig);
|
||||
command.execute();
|
||||
|
||||
// RestClient not use loadBalancerKey
|
||||
verify(polarisLoadBalancer).chooseServer(null);
|
||||
verify(metadataLocalProperties, times(0)).getContent();
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testOkHttpCallWithoutRouter() {
|
||||
ZuulProperties zuulProperties = new ZuulProperties();
|
||||
zuulProperties.setRibbonIsolationStrategy(HystrixCommandProperties.ExecutionIsolationStrategy.THREAD);
|
||||
zuulProperties.setThreadPool(new ZuulProperties.HystrixThreadPool());
|
||||
|
||||
PolarisRibbonRoutingFilter polarisRibbonRoutingFilter = new PolarisRibbonRoutingFilter(
|
||||
new ProxyRequestHelper(zuulProperties), ribbonCommandFactory, metadataLocalProperties,
|
||||
routerRuleLabelResolver, Lists.newArrayList(routerLabelResolver));
|
||||
|
||||
MockHttpServletRequest request = new MockHttpServletRequest();
|
||||
request.setRequestURI("http://" + calleeService + "/users");
|
||||
request.addHeader("k1", "v1");
|
||||
request.setQueryString("userid=zhangsan");
|
||||
|
||||
RequestContext context = new RequestContext();
|
||||
context.setRequest(request);
|
||||
context.set(SERVICE_ID_KEY, calleeService);
|
||||
context.set(RETRYABLE_KEY, Boolean.FALSE);
|
||||
context.set(LOAD_BALANCER_KEY, calleeService);
|
||||
RequestContext.testSetCurrentContext(context);
|
||||
RibbonCommandContext commandContext = polarisRibbonRoutingFilter.buildCommandContext(context);
|
||||
|
||||
IClientConfig clientConfig = IClientConfig.Builder.newBuilder().build();
|
||||
OkHttpLoadBalancingClient client = new OkHttpLoadBalancingClient(new OkHttpClient(), clientConfig, null);
|
||||
client.setLoadBalancer(polarisLoadBalancer);
|
||||
|
||||
OkHttpRibbonCommand command = new OkHttpRibbonCommand(calleeService, client, commandContext, zuulProperties,
|
||||
fallbackProvider, clientConfig);
|
||||
command.execute();
|
||||
|
||||
verify(polarisLoadBalancer).chooseServer(calleeService);
|
||||
verify(metadataLocalProperties, times(0)).getContent();
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testHttpCallWithRouter() {
|
||||
ZuulProperties zuulProperties = new ZuulProperties();
|
||||
zuulProperties.setRibbonIsolationStrategy(HystrixCommandProperties.ExecutionIsolationStrategy.THREAD);
|
||||
zuulProperties.setThreadPool(new ZuulProperties.HystrixThreadPool());
|
||||
|
||||
PolarisRibbonRoutingFilter polarisRibbonRoutingFilter = new PolarisRibbonRoutingFilter(
|
||||
new ProxyRequestHelper(zuulProperties), ribbonCommandFactory, metadataLocalProperties,
|
||||
routerRuleLabelResolver, Lists.newArrayList(routerLabelResolver));
|
||||
|
||||
MockHttpServletRequest request = new MockHttpServletRequest();
|
||||
request.setRequestURI("http://" + calleeService + "/users");
|
||||
request.addHeader("k1", "v1");
|
||||
request.setQueryString("userid=zhangsan");
|
||||
|
||||
RequestContext context = new RequestContext();
|
||||
context.setRequest(request);
|
||||
context.set(SERVICE_ID_KEY, calleeService);
|
||||
context.set(RETRYABLE_KEY, Boolean.FALSE);
|
||||
PolarisRouterContext routerContext = polarisRibbonRoutingFilter.genRouterContext(request, calleeService);
|
||||
context.set(LOAD_BALANCER_KEY, routerContext);
|
||||
RequestContext.testSetCurrentContext(context);
|
||||
RibbonCommandContext commandContext = polarisRibbonRoutingFilter.buildCommandContext(context);
|
||||
|
||||
IClientConfig clientConfig = IClientConfig.Builder.newBuilder().build();
|
||||
RibbonLoadBalancingHttpClient client = new RibbonLoadBalancingHttpClient(clientConfig, null);
|
||||
client.setLoadBalancer(polarisLoadBalancer);
|
||||
|
||||
HttpClientRibbonCommand command = new HttpClientRibbonCommand(calleeService, client, commandContext,
|
||||
zuulProperties, fallbackProvider, clientConfig);
|
||||
command.execute();
|
||||
verify(polarisLoadBalancer).chooseServer(routerContext);
|
||||
verify(metadataLocalProperties, times(1)).getContent();
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testRestCallWithRouter() {
|
||||
ZuulProperties zuulProperties = new ZuulProperties();
|
||||
zuulProperties.setRibbonIsolationStrategy(HystrixCommandProperties.ExecutionIsolationStrategy.THREAD);
|
||||
zuulProperties.setThreadPool(new ZuulProperties.HystrixThreadPool());
|
||||
|
||||
PolarisRibbonRoutingFilter polarisRibbonRoutingFilter = new PolarisRibbonRoutingFilter(
|
||||
new ProxyRequestHelper(zuulProperties), ribbonCommandFactory, metadataLocalProperties,
|
||||
routerRuleLabelResolver, Lists.newArrayList(routerLabelResolver));
|
||||
|
||||
MockHttpServletRequest request = new MockHttpServletRequest();
|
||||
request.setRequestURI("http://" + calleeService + "/users");
|
||||
request.addHeader("k1", "v1");
|
||||
request.setQueryString("userid=zhangsan");
|
||||
request.setMethod("GET");
|
||||
|
||||
RequestContext context = new RequestContext();
|
||||
context.setRequest(request);
|
||||
context.set(SERVICE_ID_KEY, calleeService);
|
||||
context.set(RETRYABLE_KEY, Boolean.FALSE);
|
||||
PolarisRouterContext routerContext = polarisRibbonRoutingFilter.genRouterContext(request, calleeService);
|
||||
context.set(LOAD_BALANCER_KEY, routerContext);
|
||||
RequestContext.testSetCurrentContext(context);
|
||||
RibbonCommandContext commandContext = polarisRibbonRoutingFilter.buildCommandContext(context);
|
||||
|
||||
IClientConfig clientConfig = IClientConfig.Builder.newBuilder().build();
|
||||
RestClient restClient = new RestClient(polarisLoadBalancer);
|
||||
|
||||
RestClientRibbonCommand command = new RestClientRibbonCommand(calleeService, restClient, commandContext,
|
||||
zuulProperties, fallbackProvider, clientConfig);
|
||||
command.execute();
|
||||
|
||||
// RestClient not use loadBalancerKey
|
||||
verify(polarisLoadBalancer).chooseServer(null);
|
||||
verify(metadataLocalProperties, times(1)).getContent();
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testOkHttpCallWithRouter() {
|
||||
ZuulProperties zuulProperties = new ZuulProperties();
|
||||
zuulProperties.setRibbonIsolationStrategy(HystrixCommandProperties.ExecutionIsolationStrategy.THREAD);
|
||||
zuulProperties.setThreadPool(new ZuulProperties.HystrixThreadPool());
|
||||
|
||||
PolarisRibbonRoutingFilter polarisRibbonRoutingFilter = new PolarisRibbonRoutingFilter(
|
||||
new ProxyRequestHelper(zuulProperties), ribbonCommandFactory, metadataLocalProperties,
|
||||
routerRuleLabelResolver, Lists.newArrayList(routerLabelResolver));
|
||||
|
||||
MockHttpServletRequest request = new MockHttpServletRequest();
|
||||
request.setRequestURI("http://" + calleeService + "/users");
|
||||
request.addHeader("k1", "v1");
|
||||
request.setQueryString("userid=zhangsan");
|
||||
request.setMethod("GET");
|
||||
|
||||
RequestContext context = new RequestContext();
|
||||
context.setRequest(request);
|
||||
context.set(SERVICE_ID_KEY, calleeService);
|
||||
context.set(RETRYABLE_KEY, Boolean.FALSE);
|
||||
PolarisRouterContext routerContext = polarisRibbonRoutingFilter.genRouterContext(request, calleeService);
|
||||
context.set(LOAD_BALANCER_KEY, routerContext);
|
||||
RequestContext.testSetCurrentContext(context);
|
||||
RibbonCommandContext commandContext = polarisRibbonRoutingFilter.buildCommandContext(context);
|
||||
|
||||
IClientConfig clientConfig = IClientConfig.Builder.newBuilder().build();
|
||||
// Retry once by default, so close retry
|
||||
clientConfig.set(CommonClientConfigKey.MaxAutoRetriesNextServer, 0);
|
||||
|
||||
OkHttpLoadBalancingClient client = new OkHttpLoadBalancingClient(new OkHttpClient(), clientConfig, null);
|
||||
client.setLoadBalancer(polarisLoadBalancer);
|
||||
|
||||
OkHttpRibbonCommand command = new OkHttpRibbonCommand(calleeService, client, commandContext, zuulProperties,
|
||||
fallbackProvider, clientConfig);
|
||||
command.execute();
|
||||
|
||||
verify(polarisLoadBalancer).chooseServer(routerContext);
|
||||
verify(metadataLocalProperties, times(1)).getContent();
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
Reference in new issue