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shuhongfan
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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<parent>
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<artifactId>sentinel-demo</artifactId>
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<groupId>com.alibaba.csp</groupId>
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<version>1.8.3</version>
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</parent>
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<modelVersion>4.0.0</modelVersion>
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<artifactId>sentinel-demo-spring-cloud-gateway</artifactId>
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<dependencies>
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-starter-gateway</artifactId>
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<version>2.1.1.RELEASE</version>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-webflux</artifactId>
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<version>2.1.4.RELEASE</version>
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</dependency>
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<dependency>
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<groupId>com.alibaba.csp</groupId>
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<artifactId>sentinel-spring-cloud-gateway-adapter</artifactId>
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<version>${project.version}</version>
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</dependency>
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<dependency>
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<groupId>com.alibaba.csp</groupId>
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<artifactId>sentinel-transport-simple-http</artifactId>
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</dependency>
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</dependencies>
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</project>
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@@ -0,0 +1,152 @@
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/*
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* Copyright 1999-2019 Alibaba Group Holding Ltd.
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*
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* Licensed under the Apache License, Version 2.0 (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://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.alibaba.csp.sentinel.demo.spring.sc.gateway;
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import java.util.Collections;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Set;
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import javax.annotation.PostConstruct;
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import com.alibaba.csp.sentinel.adapter.gateway.common.SentinelGatewayConstants;
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import com.alibaba.csp.sentinel.adapter.gateway.common.api.ApiDefinition;
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import com.alibaba.csp.sentinel.adapter.gateway.common.api.ApiPathPredicateItem;
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import com.alibaba.csp.sentinel.adapter.gateway.common.api.ApiPredicateItem;
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import com.alibaba.csp.sentinel.adapter.gateway.common.api.GatewayApiDefinitionManager;
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import com.alibaba.csp.sentinel.adapter.gateway.common.rule.GatewayFlowRule;
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import com.alibaba.csp.sentinel.adapter.gateway.common.rule.GatewayParamFlowItem;
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import com.alibaba.csp.sentinel.adapter.gateway.common.rule.GatewayRuleManager;
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import com.alibaba.csp.sentinel.adapter.gateway.sc.SentinelGatewayFilter;
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import com.alibaba.csp.sentinel.adapter.gateway.sc.exception.SentinelGatewayBlockExceptionHandler;
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import com.alibaba.csp.sentinel.slots.block.RuleConstant;
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import org.springframework.beans.factory.ObjectProvider;
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import org.springframework.cloud.gateway.filter.GlobalFilter;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.core.Ordered;
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import org.springframework.core.annotation.Order;
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import org.springframework.http.codec.ServerCodecConfigurer;
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import org.springframework.web.reactive.result.view.ViewResolver;
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/**
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* @author Eric Zhao
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*/
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@Configuration
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public class GatewayConfiguration {
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private final List<ViewResolver> viewResolvers;
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private final ServerCodecConfigurer serverCodecConfigurer;
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public GatewayConfiguration(ObjectProvider<List<ViewResolver>> viewResolversProvider,
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ServerCodecConfigurer serverCodecConfigurer) {
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this.viewResolvers = viewResolversProvider.getIfAvailable(Collections::emptyList);
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this.serverCodecConfigurer = serverCodecConfigurer;
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}
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@Bean
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@Order(Ordered.HIGHEST_PRECEDENCE)
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public SentinelGatewayBlockExceptionHandler sentinelGatewayBlockExceptionHandler() {
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// Register the block exception handler for Spring Cloud Gateway.
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return new SentinelGatewayBlockExceptionHandler(viewResolvers, serverCodecConfigurer);
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}
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@Bean
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@Order(-1)
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public GlobalFilter sentinelGatewayFilter() {
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return new SentinelGatewayFilter();
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}
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@PostConstruct
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public void doInit() {
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initCustomizedApis();
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initGatewayRules();
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}
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private void initCustomizedApis() {
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Set<ApiDefinition> definitions = new HashSet<>();
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ApiDefinition api1 = new ApiDefinition("some_customized_api")
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.setPredicateItems(new HashSet<ApiPredicateItem>() {{
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add(new ApiPathPredicateItem().setPattern("/ahas"));
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add(new ApiPathPredicateItem().setPattern("/product/**")
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.setMatchStrategy(SentinelGatewayConstants.URL_MATCH_STRATEGY_PREFIX));
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}});
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ApiDefinition api2 = new ApiDefinition("another_customized_api")
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.setPredicateItems(new HashSet<ApiPredicateItem>() {{
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add(new ApiPathPredicateItem().setPattern("/**")
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.setMatchStrategy(SentinelGatewayConstants.URL_MATCH_STRATEGY_PREFIX));
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}});
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definitions.add(api1);
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definitions.add(api2);
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GatewayApiDefinitionManager.loadApiDefinitions(definitions);
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}
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private void initGatewayRules() {
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Set<GatewayFlowRule> rules = new HashSet<>();
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rules.add(new GatewayFlowRule("aliyun_route")
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.setCount(10)
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.setIntervalSec(1)
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);
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rules.add(new GatewayFlowRule("aliyun_route")
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.setCount(2)
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.setIntervalSec(2)
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.setBurst(2)
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.setParamItem(new GatewayParamFlowItem()
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.setParseStrategy(SentinelGatewayConstants.PARAM_PARSE_STRATEGY_CLIENT_IP)
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)
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);
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rules.add(new GatewayFlowRule("httpbin_route")
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.setCount(10)
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.setIntervalSec(1)
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.setControlBehavior(RuleConstant.CONTROL_BEHAVIOR_RATE_LIMITER)
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.setMaxQueueingTimeoutMs(600)
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.setParamItem(new GatewayParamFlowItem()
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.setParseStrategy(SentinelGatewayConstants.PARAM_PARSE_STRATEGY_HEADER)
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.setFieldName("X-Sentinel-Flag")
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)
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);
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rules.add(new GatewayFlowRule("httpbin_route")
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.setCount(1)
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.setIntervalSec(1)
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.setParamItem(new GatewayParamFlowItem()
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.setParseStrategy(SentinelGatewayConstants.PARAM_PARSE_STRATEGY_URL_PARAM)
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.setFieldName("pa")
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)
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);
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rules.add(new GatewayFlowRule("httpbin_route")
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.setCount(2)
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.setIntervalSec(30)
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.setParamItem(new GatewayParamFlowItem()
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.setParseStrategy(SentinelGatewayConstants.PARAM_PARSE_STRATEGY_URL_PARAM)
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.setFieldName("type")
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.setPattern("warn")
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.setMatchStrategy(SentinelGatewayConstants.PARAM_MATCH_STRATEGY_CONTAINS)
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)
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);
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rules.add(new GatewayFlowRule("some_customized_api")
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.setResourceMode(SentinelGatewayConstants.RESOURCE_MODE_CUSTOM_API_NAME)
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.setCount(5)
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.setIntervalSec(1)
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.setParamItem(new GatewayParamFlowItem()
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.setParseStrategy(SentinelGatewayConstants.PARAM_PARSE_STRATEGY_URL_PARAM)
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.setFieldName("pn")
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)
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);
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GatewayRuleManager.loadRules(rules);
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}
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}
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@@ -0,0 +1,38 @@
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/*
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* Copyright 1999-2019 Alibaba Group Holding Ltd.
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*
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* Licensed under the Apache License, Version 2.0 (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://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.alibaba.csp.sentinel.demo.spring.sc.gateway;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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/**
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* <p>A demo for Spring Cloud Gateway.</p>
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*
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* <p>To integrate with Sentinel dashboard, you can run the demo with the parameters (an example):
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* <code>-Dproject.name=spring-cloud-gateway -Dcsp.sentinel.dashboard.server=localhost:8080
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* -Dcsp.sentinel.api.port=8720 -Dcsp.sentinel.app.type=1
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* </code>
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* </p>
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*
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* @author Eric Zhao
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*/
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@SpringBootApplication
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public class GatewayDemoApplication {
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public static void main(String[] args) {
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SpringApplication.run(GatewayDemoApplication.class, args);
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}
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}
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@@ -0,0 +1,23 @@
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server:
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port: 8090
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spring:
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application:
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name: spring-cloud-gateway
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cloud:
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gateway:
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enabled: true
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discovery:
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locator:
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lower-case-service-id: true
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routes:
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# Add your routes here.
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- id: aliyun_route
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uri: https://www.aliyun.com/
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predicates:
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- Path=/product/**
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- id: httpbin_route
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uri: https://httpbin.org
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predicates:
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- Path=/httpbin/**
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filters:
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- RewritePath=/httpbin/(?<segment>.*), /$\{segment}
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