Add metedata transfer example for (2021.0). (#211)
VOPEN.XYZ
3 years ago
committed by
GitHub
parent
5acacd1d36
commit
a656d9ca7f
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# Change Log
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---
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- [Add metadata transfer example.](https://github.com/Tencent/spring-cloud-tencent/pull/211)
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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xmlns="http://maven.apache.org/POM/4.0.0"
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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>metadata-transfer-example</artifactId>
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<groupId>com.tencent.cloud</groupId>
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<version>${revision}</version>
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<relativePath>../pom.xml</relativePath>
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</parent>
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<modelVersion>4.0.0</modelVersion>
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<artifactId>metadata-callee-service</artifactId>
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<name>Spring Cloud Tencent Metadata Transfer Callee Service</name>
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<dependencies>
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<dependency>
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<groupId>com.tencent.cloud</groupId>
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<artifactId>spring-cloud-starter-tencent-polaris-discovery</artifactId>
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</dependency>
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</dependencies>
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<build>
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<plugins>
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<plugin>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-maven-plugin</artifactId>
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<executions>
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<execution>
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<goals>
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<goal>repackage</goal>
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</goals>
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</execution>
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</executions>
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</plugin>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-source-plugin</artifactId>
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<version>3.2.0</version>
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<executions>
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<execution>
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<id>attach-sources</id>
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<goals>
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<goal>jar</goal>
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</goals>
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</execution>
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</executions>
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</plugin>
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</plugins>
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</build>
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</project>
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@ -0,0 +1,65 @@
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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.metadata.service.callee;
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import java.util.Map;
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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 org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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/**
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* Metadata callee controller.
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*
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* @author Palmer Xu
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*/
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@RestController
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@RequestMapping("/metadata/service/callee")
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public class MetadataCalleeController {
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private static final Logger LOG = LoggerFactory.getLogger(MetadataCalleeController.class);
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@Value("${server.port:0}")
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private int port;
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/**
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* Get information of callee.
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* @return information of callee
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*/
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@GetMapping("/info")
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public Map<String, String> info() {
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LOG.info("Metadata Service Callee [{}] is called.", port);
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// Get Custom Metadata From Context
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MetadataContext context = MetadataContextHolder.get();
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Map<String, String> customMetadataMap = context.getAllTransitiveCustomMetadata();
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customMetadataMap.forEach((key, value) -> {
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LOG.info("Custom Metadata (Key-Value): {} : {}", key, value);
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});
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return customMetadataMap;
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}
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}
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@ -0,0 +1,35 @@
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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.metadata.service.callee;
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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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* Metadata callee application.
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*
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* @author Palmer Xu
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*/
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@SpringBootApplication
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public class MetadataCalleeService {
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public static void main(String[] args) {
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SpringApplication.run(MetadataCalleeService.class, args);
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}
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}
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server:
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port: 48084
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spring:
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application:
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name: MetadataCalleeService
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cloud:
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polaris:
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address: grpc://127.0.0.1:8091
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namespace: default
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enabled: true
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discovery:
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enabled: true
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register: true
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@ -0,0 +1,51 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xmlns="http://maven.apache.org/POM/4.0.0"
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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>metadata-transfer-example</artifactId>
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<groupId>com.tencent.cloud</groupId>
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<version>${revision}</version>
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<relativePath>../pom.xml</relativePath>
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</parent>
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<modelVersion>4.0.0</modelVersion>
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<artifactId>metadata-caller-service</artifactId>
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<name>Spring Cloud Tencent Metadata Transfer Caller Service</name>
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<dependencies>
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<dependency>
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<groupId>com.tencent.cloud</groupId>
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<artifactId>spring-cloud-starter-tencent-polaris-discovery</artifactId>
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</dependency>
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</dependencies>
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<build>
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<plugins>
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<plugin>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-maven-plugin</artifactId>
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<executions>
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<execution>
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<goals>
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<goal>repackage</goal>
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</goals>
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</execution>
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</executions>
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</plugin>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-source-plugin</artifactId>
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<version>3.2.0</version>
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<executions>
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<execution>
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<id>attach-sources</id>
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<goals>
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<goal>jar</goal>
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</goals>
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</execution>
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</executions>
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</plugin>
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</plugins>
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</build>
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</project>
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@ -0,0 +1,41 @@
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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.metadata.service.caller;
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import java.util.Map;
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import org.springframework.cloud.openfeign.FeignClient;
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import org.springframework.web.bind.annotation.GetMapping;
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/**
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* Metadata callee feign client.
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*
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* @author Palmer Xu
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*/
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@FeignClient(value = "MetadataCalleeService",
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fallback = MetadataCalleeServiceFallback.class)
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public interface MetadataCalleeService {
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/**
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* Get information of callee.
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* @return information of callee
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*/
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@GetMapping("/metadata/service/callee/info")
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Map<String, String> info();
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}
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@ -0,0 +1,39 @@
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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.metadata.service.caller;
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import java.util.Map;
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import com.google.common.collect.Maps;
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import org.springframework.stereotype.Component;
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/**
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* Metadata callee feign client fallback.
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*
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* @author Palmer Xu
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*/
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@Component
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public class MetadataCalleeServiceFallback implements MetadataCalleeService {
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@Override
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public Map<String, String> info() {
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return Maps.newHashMap();
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}
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}
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@ -0,0 +1,109 @@
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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.metadata.service.caller;
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import java.util.Map;
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import com.google.common.collect.Maps;
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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 org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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import org.springframework.web.client.RestTemplate;
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/**
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* Metadata caller controller.
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*
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* @author Palmer Xu
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*/
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@RestController
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@RequestMapping("/metadata/service/caller")
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public class MetadataCallerController {
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private final RestTemplate restTemplate;
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private final MetadataCalleeService metadataCalleeService;
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private final MetadataLocalProperties metadataLocalProperties;
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public MetadataCallerController(RestTemplate restTemplate,
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MetadataCalleeService metadataCalleeService,
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MetadataLocalProperties metadataLocalProperties) {
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this.restTemplate = restTemplate;
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this.metadataCalleeService = metadataCalleeService;
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this.metadataLocalProperties = metadataLocalProperties;
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}
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/**
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* Get metadata info from remote service.
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* @return metadata map
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*/
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@GetMapping("/feign/info")
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public Map<String, Map<String, String>> feign() {
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Map<String, Map<String, String>> ret = Maps.newHashMap();
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// Call remote service with feign client
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Map<String, String> calleeMetadata = metadataCalleeService.info();
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ret.put("callee-transitive-metadata", calleeMetadata);
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// Get Custom Metadata From Context
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MetadataContext context = MetadataContextHolder.get();
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Map<String, String> callerTransitiveMetadata = context.getAllTransitiveCustomMetadata();
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ret.put("caller-transitive-metadata", callerTransitiveMetadata);
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ret.put("caller-metadata-contents", metadataLocalProperties.getContent());
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return ret;
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}
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/**
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* Get metadata information of callee.
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* @return information of callee
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*/
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@SuppressWarnings("unchecked")
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@GetMapping("/rest/info")
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public Map<String, Map<String, String>> rest() {
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Map<String, Map<String, String>> ret = Maps.newHashMap();
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// Call remote service with RestTemplate
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Map<String, String> calleeMetadata = restTemplate.getForObject(
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"http://MetadataCalleeService/metadata/service/callee/info",
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Map.class);
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ret.put("callee-transitive-metadata", calleeMetadata);
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// Get Custom Metadata From Context
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MetadataContext context = MetadataContextHolder.get();
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Map<String, String> callerTransitiveMetadata = context.getAllTransitiveCustomMetadata();
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ret.put("caller-transitive-metadata", callerTransitiveMetadata);
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ret.put("caller-metadata-contents", metadataLocalProperties.getContent());
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return ret;
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}
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/**
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* health check.
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* @return health check info
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*/
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@GetMapping("/healthCheck")
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public String healthCheck() {
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return "pk ok";
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}
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}
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@ -0,0 +1,48 @@
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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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* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
|
||||
*
|
||||
* Licensed under the BSD 3-Clause License (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* https://opensource.org/licenses/BSD-3-Clause
|
||||
*
|
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* 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 com.tencent.cloud.metadata.service.caller;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
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import org.springframework.cloud.client.loadbalancer.LoadBalanced;
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import org.springframework.cloud.openfeign.EnableFeignClients;
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import org.springframework.context.annotation.Bean;
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import org.springframework.web.client.RestTemplate;
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/**
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* Metadata caller application.
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*
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* @author Palmer Xu
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*/
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@SpringBootApplication
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@EnableDiscoveryClient
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@EnableFeignClients
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public class MetadataCallerService {
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public static void main(String[] args) {
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SpringApplication.run(MetadataCallerService.class, args);
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}
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@Bean
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@LoadBalanced
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public RestTemplate restTemplate() {
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return new RestTemplate();
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}
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}
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@ -0,0 +1,26 @@
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server:
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port: 48080
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spring:
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application:
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name: MetadataCallerService
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cloud:
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polaris:
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address: grpc://127.0.0.1:8091
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namespace: default
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enabled: true
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discovery:
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enabled: true
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register: true
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heartbeat-enabled: true
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health-check-url: /metadata/service/caller/healthCheck
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tencent:
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metadata:
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# Defined your metadata keys & values
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content:
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# Example: intransitive
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CUSTOM-METADATA-KEY-LOCAL: CUSTOM-VALUE-LOCAL
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# Example: transitive
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CUSTOM-METADATA-KEY-TRANSITIVE: CUSTOM-VALUE-TRANSITIVE
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# Assigned which metadata key-value will be passed along the link
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transitive:
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- CUSTOM-METADATA-KEY-TRANSITIVE
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@ -0,0 +1,43 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xmlns="http://maven.apache.org/POM/4.0.0"
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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>spring-cloud-tencent-examples</artifactId>
|
||||
<groupId>com.tencent.cloud</groupId>
|
||||
<version>${revision}</version>
|
||||
<relativePath>../pom.xml</relativePath>
|
||||
</parent>
|
||||
<modelVersion>4.0.0</modelVersion>
|
||||
|
||||
<artifactId>metadata-transfer-example</artifactId>
|
||||
<packaging>pom</packaging>
|
||||
<name>Spring Cloud Starter Tencent Metadata Transfer Example</name>
|
||||
|
||||
<modules>
|
||||
<module>metadata-callee-service</module>
|
||||
<module>metadata-caller-service</module>
|
||||
</modules>
|
||||
|
||||
<dependencies>
|
||||
<dependency>
|
||||
<groupId>org.springframework.boot</groupId>
|
||||
<artifactId>spring-boot-starter-web</artifactId>
|
||||
</dependency>
|
||||
|
||||
<dependency>
|
||||
<groupId>org.springframework.boot</groupId>
|
||||
<artifactId>spring-boot-starter-actuator</artifactId>
|
||||
</dependency>
|
||||
|
||||
<dependency>
|
||||
<groupId>org.springframework.cloud</groupId>
|
||||
<artifactId>spring-cloud-starter-openfeign</artifactId>
|
||||
</dependency>
|
||||
|
||||
<dependency>
|
||||
<groupId>com.tencent.cloud</groupId>
|
||||
<artifactId>spring-cloud-starter-tencent-metadata-transfer</artifactId>
|
||||
</dependency>
|
||||
</dependencies>
|
||||
</project>
|
||||
Loading…
Reference in new issue