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feature: 商城 BFF 层增加 Sentinel QPS 限流策略 (#55)
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34 changes: 34 additions & 0 deletions
34
...f-biz/src/main/java/org/opengoofy/congomall/bff/biz/common/SentinelLimitFlowConstant.java
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| @@ -0,0 +1,34 @@ | ||
| /* | ||
| * 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.opengoofy.congomall.bff.biz.common; | ||
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| /** | ||
| * 限流常量类 | ||
| * | ||
| * @author chen.ma | ||
| * @github <a href="https://github.com/opengoofy" /> | ||
| * @公众号 马丁玩编程，关注回复：资料，领取后端技术专家成长手册 | ||
| */ | ||
| public class SentinelLimitFlowConstant { | ||
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| public static final String CREATE_ORDER_PATH = "createOrder"; | ||
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| public static final String ADD_CART_PATH = "addCart"; | ||
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| public static final String ADD_ADDRESS_PATH = "addAddress"; | ||
| } |
67 changes: 67 additions & 0 deletions
67
...mall-bff-biz/src/main/java/org/opengoofy/congomall/bff/biz/config/SentinelRuleConfig.java
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| /* | ||
| * 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.opengoofy.congomall.bff.biz.config; | ||
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| import com.alibaba.csp.sentinel.slots.block.RuleConstant; | ||
| import com.alibaba.csp.sentinel.slots.block.flow.FlowRule; | ||
| import com.alibaba.csp.sentinel.slots.block.flow.FlowRuleManager; | ||
| import org.springframework.beans.factory.InitializingBean; | ||
| import org.springframework.beans.factory.annotation.Value; | ||
| import org.springframework.stereotype.Component; | ||
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
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| import static org.opengoofy.congomall.bff.biz.common.SentinelLimitFlowConstant.ADD_ADDRESS_PATH; | ||
| import static org.opengoofy.congomall.bff.biz.common.SentinelLimitFlowConstant.ADD_CART_PATH; | ||
| import static org.opengoofy.congomall.bff.biz.common.SentinelLimitFlowConstant.CREATE_ORDER_PATH; | ||
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| /** | ||
| * 初始化限流配置 | ||
| * | ||
| * @author chen.ma | ||
| * @github <a href="https://github.com/opengoofy" /> | ||
| * @公众号 马丁玩编程，关注回复：资料，领取后端技术专家成长手册 | ||
| */ | ||
| @Component | ||
| public class SentinelRuleConfig implements InitializingBean { | ||
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| @Value("${congomall.bff.qps-count:1}") | ||
| private Integer qpsCount; | ||
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| @Override | ||
| public void afterPropertiesSet() throws Exception { | ||
| List<FlowRule> rules = new ArrayList<>(); | ||
| FlowRule createOrderRule = new FlowRule(); | ||
| createOrderRule.setResource(CREATE_ORDER_PATH); | ||
| createOrderRule.setGrade(RuleConstant.FLOW_GRADE_QPS); | ||
| createOrderRule.setCount(qpsCount); | ||
| FlowRule addCartRule = new FlowRule(); | ||
| addCartRule.setResource(ADD_CART_PATH); | ||
| addCartRule.setGrade(RuleConstant.FLOW_GRADE_QPS); | ||
| addCartRule.setCount(qpsCount); | ||
| FlowRule addAddressRule = new FlowRule(); | ||
| addAddressRule.setResource(ADD_ADDRESS_PATH); | ||
| addAddressRule.setGrade(RuleConstant.FLOW_GRADE_QPS); | ||
| addAddressRule.setCount(qpsCount); | ||
| rules.add(createOrderRule); | ||
| rules.add(addCartRule); | ||
| rules.add(addAddressRule); | ||
| FlowRuleManager.loadRules(rules); | ||
| } | ||
| } |
46 changes: 46 additions & 0 deletions
46
...all-bff-biz/src/main/java/org/opengoofy/congomall/bff/biz/handler/CustomBlockHandler.java
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|---|---|---|
| @@ -0,0 +1,46 @@ | ||
| /* | ||
| * 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.opengoofy.congomall.bff.biz.handler; | ||
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| import com.alibaba.csp.sentinel.slots.block.BlockException; | ||
| import org.opengoofy.congomall.bff.biz.common.ResultT; | ||
| import org.opengoofy.congomall.bff.biz.dto.req.adapter.OrderCreateAdapterReqDTO; | ||
| import org.opengoofy.congomall.bff.biz.dto.req.adapter.ProductCartAddAdapterReqDTO; | ||
| import org.opengoofy.congomall.bff.biz.dto.req.adapter.ReceiveAddressSaveAdapterReqDTO; | ||
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| /** | ||
| * 自定义流控策略 | ||
| * | ||
| * @author chen.ma | ||
| * @github <a href="https://github.com/opengoofy" /> | ||
| * @公众号 马丁玩编程，关注回复：资料，领取后端技术专家成长手册 | ||
| */ | ||
| public class CustomBlockHandler { | ||
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| public static ResultT<Boolean> addCardBlockHandlerMethod(ProductCartAddAdapterReqDTO requestParam, BlockException exception) { | ||
| return new ResultT().setCode(500).setMessage("当前访问网站人数过多，请稍后再试..."); | ||
| } | ||
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| public static ResultT<Boolean> createOrderBlockHandlerMethod(OrderCreateAdapterReqDTO requestParam, BlockException exception) { | ||
| return new ResultT().setCode(500).setMessage("当前访问网站人数过多，请稍后再试..."); | ||
| } | ||
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| public static ResultT<Boolean> addAddressBlockHandlerMethod(ReceiveAddressSaveAdapterReqDTO requestParam, BlockException exception) { | ||
| return new ResultT().setCode(500).setMessage("当前访问网站人数过多，请稍后再试..."); | ||
| } | ||
| } |
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