Spring boot 整合grpc 运用

文章目录

    • GRPC基础概念:
    • Protocol Buffers:
      • proto 基础语法:
        • 调用类型:
    • Spring boot 整合 grpc
      • 项目结构:
      • 整合代码:
        • 父 pom
        • proto 模块
        • 服务端:
        • 客户端:
        • 实际调用:
      • 原生集成

GRPC基础概念:

  • GRPC是google开源的一个高性能、跨语言的RPC框架,基于HTTP2协议,基于protobuf 3.x,基于Netty 4.x.

Protocol Buffers:

  • 一个跨语言、跨平台的具有可扩展机制的序列化数据工具。也就是说,我在ubuntu下用python语言序列化一个对象,并使用http协议传输到使用java语言的android客户端,java使用对用的代码工具进行反序列化,也可以得到对应的对象
    Spring boot 整合grpc 运用_第1张图片

proto 基础语法:

//指定proto3语法
syntax = "proto3";
//指定作用域
package xxx;
//java_multiple_files = true; 表示在生成Java代码时,每个`.proto`文件都会生成一个独立的Java文件
//声明 rpc 服务接口
//关键字: service 声明需要生成的服务接口"类"
service Greeter {
    // 关键字: rpc 声明服务方法,包括方法名、请求消息(请求体)、相应消息(响应体)
    rpc SayHello(HelloRequest) returns (HelloResponse);
}
//声明请求、响应消息
//关键字: message 声明请求体和响应体
message HelloRequest {
		//标识号 1
    //编号的范围为1 ~ 536,870,911(2^29-1),其中19000~19999不可用。因为Protobuf协议的实现过程中对预留了这些编号
    string name = 1;
		//表示一个人有多个号码
	  repeated string phone = 3;
}
 
message HelloResponse {
    string message = 1;
}
调用类型:
  • Unary RPC 一元RPC调用,也叫简单RPC调用

    rpc SayHello(HelloRequest) returns (HelloResponse);
    
  • 【服务端 Server Stream RPC】流式RPC. 客户端向服务端发送单个请求,服务端以流的方式返回一系列消息。客户端从流中读取消息,直到没有更多的消息。当然,返回的消息当然不是乱序的,gRPC保证单个请求中的消息顺序

    rpc LotsOfReplies(HelloRequest) returns (stream HelloResponse);
    
  • 【客户端 Client Stream RPC】流式RPC调用。客户端向服务端请求一系列的消息,一旦客户端完成消息写入,就会等待服务端读取所有消息并处理它们。gRPC同样会保证单个请求中消息的顺序性

    rpc LotsOfGreetings(stream HelloRequest) returns (HelloResponse);
    
  • 【双向流式调用 Bidirectional Streaming RPC】就是客户端和服务端均以流的方式进行读写消息。这两个流式完全独立的,因此,服务端和客户端可以按照他们喜欢的方式写入和读取流。比如:服务端可以在等待所有的客户端消息发送到后,再处理;也可以交替读取请求、写入响应信息等。当然,每个流中的消息顺序是可以保证的。

    rpc BidiHello(stream HelloRequest) returns (stream HelloResponse);
    

    Channels通道

    gRPC通道提供了一条链接到指定主机和端口号的服务端的链接。他在创建客户端stub的时候使用。客户端可以指定通道参数来修改gRPC的默认行为,例如:打开或者关闭消息压缩。一个通道是有连接和空闲两个状态的

mvn 插件整合,proto编译,生成代码

<build>
        <plugins>
            <plugin>
                <groupId>org.springframework.bootgroupId>
                <artifactId>spring-boot-maven-pluginartifactId>
                <configuration>
                    <excludes>
                        <exclude>
                            <groupId>org.projectlombokgroupId>
                            <artifactId>lombokartifactId>
                        exclude>
                    excludes>
                configuration>
            plugin>

            
            <plugin>
                <groupId>org.xolstice.maven.pluginsgroupId>
                <artifactId>protobuf-maven-pluginartifactId>
                <version>0.6.1version>
                <configuration>
                    <protocArtifact>com.google.protobuf:protoc:3.5.1:exe:${os.detected.classifier}protocArtifact>
                    <pluginId>grpc-javapluginId>
                    <pluginArtifact>io.grpc:protoc-gen-grpc-java:1.11.0:exe:${os.detected.classifier}pluginArtifact>
                    <protoSourceRoot>${project.basedir}/src/main/protoprotoSourceRoot>
                    
                    <outputDirectory>${project.basedir}/src/main/javaoutputDirectory>
                    
                    <clearOutputDirectory>falseclearOutputDirectory>
                configuration>
                <executions>
                    <execution>
                        <goals>
                            <goal>compilegoal>
                            <goal>compile-customgoal>
                        goals>
                    execution>
                executions>
            plugin>

        plugins>

        <extensions>
            <extension>
                <groupId>kr.motd.mavengroupId>
                <artifactId>os-maven-pluginartifactId>
                <version>1.6.2version>
            extension>
        extensions>

    build>

Spring boot 整合grpc 运用_第2张图片

Spring boot 整合 grpc

大致流程:
Spring boot 整合grpc 运用_第3张图片

项目结构:

Spring boot 整合grpc 运用_第4张图片

整合代码:

父 pom
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0modelVersion>
  <parent>
    <groupId>org.springframework.bootgroupId>
    <artifactId>spring-boot-starter-parentartifactId>
    <version>2.7.17version>
    <relativePath/> 
  parent>

  <groupId>com.xiaoshugroupId>
  <artifactId>grpc-demoartifactId>
  <version>1.0-SNAPSHOTversion>
  <packaging>pompackaging>

  <name>grpc-demoname>
  <modules>
    <module>grpc-servermodule>
    <module>grpc-clientmodule>
    <module>grpc-protomodule>
  modules>

  <properties>
    <project.build.sourceEncoding>UTF-8project.build.sourceEncoding>
    <project.reporting.outputEncoding>UTF-8project.reporting.outputEncoding>
    <java.version>1.8java.version>
    <grpc.version>2.15.0.RELEASEgrpc.version>
  properties>

  
  <dependencies>

    <dependency>
      <groupId>org.projectlombokgroupId>
      <artifactId>lombokartifactId>
      <version>1.18.10version>
      <scope>providedscope>
    dependency>

    <dependency>
      <groupId>org.springframework.bootgroupId>
      <artifactId>spring-boot-starter-webartifactId>
    dependency>

  dependencies>

  <dependencyManagement>
    <dependencies>

      <dependency>
        <groupId>net.devhgroupId>
        <artifactId>grpc-spring-boot-starterartifactId>
        <version>${grpc.version}version>
        <type>pomtype>
        <scope>importscope>
      dependency>

      <dependency>
        <groupId>net.devhgroupId>
        <artifactId>grpc-server-spring-boot-starterartifactId>
        <version>${grpc.version}version>
        <type>pomtype>
        <scope>importscope>
      dependency>

      <dependency>
        <groupId>net.devhgroupId>
        <artifactId>grpc-client-spring-boot-starterartifactId>
        <version>${grpc.version}version>
        <type>pomtype>
        <scope>importscope>
      dependency>

    dependencies>

  dependencyManagement>


  <build>

    <plugins>
      <plugin>
        <groupId>org.springframework.bootgroupId>
        <artifactId>spring-boot-maven-pluginartifactId>
      plugin>
    plugins>

  build>

project>

proto 模块
syntax = "proto3";

package com.ht.meta;
// 生成类的包名
option java_multiple_files = true;
// 生成代码位置
option java_package = "com.meta";
// 定义的所有消息、枚举和服务生成对应的多个类文件,而不是以内部类的形式出现
option java_outer_classname = "HtMetaInfoSyncProto";

service HtMetaInfoSyncService {
  rpc syncMeta (HtMetaSyncRequest) returns (HtMetaSyncResponse) {}
}

//同步类型
enum SyncType {
  ADD  = 0; // 新增
  DEL  = 1; // 删除
  EDIT = 2; // 修改
}

//同步Request
message HtMetaSyncRequest {
  //json内容
  string syncJson = 1;
  //同步类型
  SyncType syncType = 2;
}

//响应Response
message HtMetaSyncResponse {
  //响应码
  string code = 1;
  //提示
  string msg = 2;
}
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0modelVersion>
    <parent>
        <groupId>com.xiaoshugroupId>
        <artifactId>grpc-demoartifactId>
        <version>1.0-SNAPSHOTversion>
    parent>

    <artifactId>grpc-protoartifactId>
    <packaging>jarpackaging>

    <name>grpc-protoname>

    <properties>
        <project.build.sourceEncoding>UTF-8project.build.sourceEncoding>
    properties>

    <dependencies>
        <dependency>
            <groupId>net.devhgroupId>
            <artifactId>grpc-spring-boot-starterartifactId>
            <version>${grpc.version}version>
        dependency>
    dependencies>

    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.bootgroupId>
                <artifactId>spring-boot-maven-pluginartifactId>
                <configuration>
                    <excludes>
                        <exclude>
                            <groupId>org.projectlombokgroupId>
                            <artifactId>lombokartifactId>
                        exclude>
                    excludes>
                configuration>
            plugin>

            
            <plugin>
                <groupId>org.xolstice.maven.pluginsgroupId>
                <artifactId>protobuf-maven-pluginartifactId>
                <version>0.6.1version>
                <configuration>
                    <protocArtifact>com.google.protobuf:protoc:3.5.1:exe:${os.detected.classifier}protocArtifact>
                    <pluginId>grpc-javapluginId>
                    <pluginArtifact>io.grpc:protoc-gen-grpc-java:1.11.0:exe:${os.detected.classifier}pluginArtifact>
                    <protoSourceRoot>${project.basedir}/src/main/protoprotoSourceRoot>
                    
                    <outputDirectory>${project.basedir}/src/main/javaoutputDirectory>
                    
                    <clearOutputDirectory>falseclearOutputDirectory>
                configuration>
                <executions>
                    <execution>
                        <goals>
                            <goal>compilegoal>
                            <goal>compile-customgoal>
                        goals>
                    execution>
                executions>
            plugin>

        plugins>

        <extensions>
            <extension>
                <groupId>kr.motd.mavengroupId>
                <artifactId>os-maven-pluginartifactId>
                <version>1.6.2version>
            extension>
        extensions>

    build>


project>

服务端:
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0modelVersion>
    <parent>
        <groupId>com.xiaoshugroupId>
        <artifactId>grpc-demoartifactId>
        <version>1.0-SNAPSHOTversion>
    parent>

    <artifactId>grpc-serverartifactId>
    <packaging>jarpackaging>

    <name>grpc-servername>

    <properties>
        <project.build.sourceEncoding>UTF-8project.build.sourceEncoding>
    properties>

    <dependencies>

        <dependency>
            <groupId>com.xiaoshugroupId>
            <artifactId>grpc-protoartifactId>
            <version>1.0-SNAPSHOTversion>
        dependency>

        <dependency>
            <groupId>net.devhgroupId>
            <artifactId>grpc-server-spring-boot-starterartifactId>
            <version>${grpc.version}version>
        dependency>

        <dependency>
            <groupId>mysqlgroupId>
            <artifactId>mysql-connector-javaartifactId>
            <version>8.0.28version>
        dependency>

        
        <dependency>
            <groupId>com.alibabagroupId>
            <artifactId>fastjsonartifactId>
            <version>1.2.83version>
        dependency>

    dependencies>

project>

server:
  port: 8080

spring:
  application:
    name: spring-boot-grpc-server

# gRPC有关的配置,这里只需要配置服务端口号
grpc:
  server:
    port: 9898

服务端代码:

import com.meta.HtMetaInfoSyncServiceGrpc;
import com.meta.HtMetaSyncRequest;
import com.meta.HtMetaSyncResponse;
import com.meta.SyncType;
import com.util.JsonUtil;
import com.vo.HtMetaClusterInfoVo;
import io.grpc.stub.StreamObserver;
import lombok.extern.slf4j.Slf4j;
import net.devh.boot.grpc.server.service.GrpcService;
import java.util.List;

/**
 * @author 何永豪
 * @className HtMetaSyncService
 * @description TODO
 * @date 2023/11/6 15:25
 */
@Slf4j
@GrpcService
public class HtMetaSyncService extends HtMetaInfoSyncServiceGrpc.HtMetaInfoSyncServiceImplBase {

    @Override
    public void syncMeta(HtMetaSyncRequest request, StreamObserver<HtMetaSyncResponse> responseObserver) {
        String syncJson = request.getSyncJson();
        log.info("接收到json:{}",syncJson);
        List<HtMetaClusterInfoVo> list = JsonUtil.toList(syncJson, HtMetaClusterInfoVo.class);
        SyncType syncType = request.getSyncType();
        int number = syncType.getNumber();
        log.info("同步类型:{}",number);
        HtMetaSyncResponse syncResponse = HtMetaSyncResponse.newBuilder()
                .setCode("1000")
                .setMsg("同步成功").build();
        responseObserver.onNext(syncResponse);
        responseObserver.onCompleted();
    }

}
客户端:
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0modelVersion>
    <parent>
        <groupId>com.xiaoshugroupId>
        <artifactId>grpc-demoartifactId>
        <version>1.0-SNAPSHOTversion>
    parent>

    <artifactId>grpc-clientartifactId>
    <packaging>jarpackaging>

    <name>grpc-clientname>

    <properties>
        <project.build.sourceEncoding>UTF-8project.build.sourceEncoding>
    properties>

    <dependencies>

        <dependency>
            <groupId>com.xiaoshugroupId>
            <artifactId>grpc-protoartifactId>
            <version>1.0-SNAPSHOTversion>
        dependency>

        <dependency>
            <groupId>net.devhgroupId>
            <artifactId>grpc-client-spring-boot-starterartifactId>
            <version>${grpc.version}version>
        dependency>

    dependencies>

project>

yml

server:
  port: 8088

spring:
  application:
    name: local-client

grpc:
  client:
    # gRPC配置的名字,GrpcClient注解会用到
    local-grpc-server:
      # gRPC服务端地址
      address: 'static://127.0.0.1:9898'
      enableKeepAlive: true
      keepAliveWithoutCalls: true
      #认证类型,无加密
      negotiationType: plaintext

客户端stub

import com.meta.HtMetaInfoSyncServiceGrpc;
import com.meta.HtMetaSyncRequest;
import com.meta.HtMetaSyncResponse;
import com.meta.SyncType;
import io.grpc.StatusRuntimeException;
import net.devh.boot.grpc.client.inject.GrpcClient;
import org.springframework.stereotype.Service;

/**
 * @author xiaoshu
 */
@Service
public class HtMetaInfoSyncClient {

    @GrpcClient("local-grpc-server")
    private HtMetaInfoSyncServiceGrpc.HtMetaInfoSyncServiceBlockingStub stub;


    public String syncMeta(final String json,final SyncType syncType) {
        try {
            HtMetaSyncResponse htMetaSyncResponse = stub.syncMeta((
                    HtMetaSyncRequest.newBuilder()
                            .setSyncJson(json)
                            .setSyncType(syncType)
                            .build()));
            String code = htMetaSyncResponse.getCode();
            String msg = htMetaSyncResponse.getMsg();
            return code+":"+msg;
        } catch (final StatusRuntimeException e) {
            return "FAILED with " + e.getStatus().getCode().name();
        }
    }

}
实际调用:
@Autowired
private HtMetaInfoSyncClient htMetaInfoSyncClient;

@RequestMapping("/htMetaSync")
public String htMetaSync() {
    String json="";
    return htMetaInfoSyncClient.syncMeta(json, SyncType.ADD);
}

原生集成

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0modelVersion>

    <parent>
        <groupId>org.springframework.bootgroupId>
        <artifactId>spring-boot-starter-parentartifactId>
        <version>2.7.14version>
        <relativePath/> 
    parent>

    <groupId>com.xiaoshuzxcgroupId>
    <artifactId>grpc-native-apiartifactId>
    <packaging>jarpackaging>

    <name>grpc-native-apiname>
    <description>grpc原生api整合方式description>

    <properties>
        <project.build.sourceEncoding>UTF-8project.build.sourceEncoding>
        <grpc.version>1.29.0grpc.version>
        <proto.version>3.12.0proto.version>
        <netty.tcnative.version>2.0.30.Finalnetty.tcnative.version>
    properties>

    <dependencyManagement>
        <dependencies>
            <dependency>
                <groupId>io.grpcgroupId>
                <artifactId>grpc-bomartifactId>
                <version>${grpc.version}version>
                <type>pomtype>
                <scope>importscope>
            dependency>
        dependencies>
    dependencyManagement>

    <dependencies>

        <dependency>
            <groupId>org.springframework.bootgroupId>
            <artifactId>spring-boot-starterartifactId>
        dependency>

        <dependency>
            <groupId>org.projectlombokgroupId>
            <artifactId>lombokartifactId>
            <optional>trueoptional>
        dependency>

        <dependency>
            <groupId>org.springframework.bootgroupId>
            <artifactId>spring-boot-configuration-processorartifactId>
            <optional>trueoptional>
        dependency>

        <dependency>
            <groupId>org.springframework.bootgroupId>
            <artifactId>spring-boot-starter-webartifactId>
        dependency>

        <dependency>
            <groupId>com.xiaoshugroupId>
            <artifactId>grpc-protoartifactId>
            <version>1.0-SNAPSHOTversion>
        dependency>

        <dependency>
            <groupId>io.grpcgroupId>
            <artifactId>grpc-protobufartifactId>
        dependency>

        <dependency>
            <groupId>io.grpcgroupId>
            <artifactId>grpc-stubartifactId>
        dependency>

        <dependency>
            <groupId>io.grpcgroupId>
            <artifactId>grpc-nettyartifactId>
        dependency>

        <dependency>
            <groupId>io.nettygroupId>
            <artifactId>netty-tcnative-boringssl-staticartifactId>
            <version>${netty.tcnative.version}version>
            <scope>runtimescope>
        dependency>

    dependencies>
project>

import org.springframework.stereotype.Service;
import java.lang.annotation.*;

@Target(ElementType.TYPE)
@Retention(RetentionPolicy.RUNTIME)
@Documented
@Service
public @interface GrpcService {

}

启动grpc服务监听:

import com.annotation.GrpcService;
import io.grpc.BindableService;
import io.grpc.Server;
import io.grpc.netty.GrpcSslContexts;
import io.grpc.netty.NettyServerBuilder;
import io.netty.handler.ssl.ClientAuth;
import io.netty.handler.ssl.SslContextBuilder;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.DisposableBean;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.boot.CommandLineRunner;
import org.springframework.context.support.AbstractApplicationContext;
import org.springframework.core.type.AnnotatedTypeMetadata;
import javax.annotation.Resource;
import java.io.File;
import java.io.IOException;
import java.lang.annotation.Annotation;
import java.util.Map;
import java.util.stream.Stream;

/**
 * @author 何永豪
 * @className GrpcServer
 * @description TODO
 * @date 2023/11/7 15:56
 */
@Slf4j
public class GrpcServer implements CommandLineRunner, DisposableBean {

    private Server server;

    @Resource
    private AbstractApplicationContext applicationContext;

    @Resource
    private GrpcProperties grpcProperties;

    @Override
    public void destroy() {
        stop();
    }

    @Override
    public void run(String... args) throws Exception {
        start();
    }

    private SslContextBuilder getSslContextBuilder(){
        SslContextBuilder sslContextBuilder = SslContextBuilder.forServer(new File(grpcProperties.getServerCertPath()), new File(grpcProperties.getServerPrivateKeyPath()));
        sslContextBuilder.trustManager(new File(grpcProperties.getServerTrustCertPath()));
        sslContextBuilder.clientAuth(ClientAuth.REQUIRE);
        return GrpcSslContexts.configure(sslContextBuilder);
    }


    private void start() throws IOException {
        NettyServerBuilder nettyServerBuilder = NettyServerBuilder
                .forPort(grpcProperties.getPort());
//                .sslContext(getSslContextBuilder().build()
//                        );
        scanBeanWithAnnotation(GrpcService.class, BindableService.class)
                .forEach(e->{
                    BindableService bindableService = applicationContext.getBeanFactory().getBean(e, BindableService.class);
                    nettyServerBuilder.addService(bindableService.bindService());
                });
        server = nettyServerBuilder.build().start();
        log.info("grpc start listen {}",grpcProperties.getPort());
        Thread thread = new Thread(() -> {
            try {
                GrpcServer.this.blockUntilShutdown();
            } catch (InterruptedException e) {
                log.error("grpc server stopped");
                throw new RuntimeException(e);
            }
        });
        thread.setDaemon(false);
        thread.start();
    }

    private void stop(){
        if (server !=null){
            server.shutdown();
        }
    }

    private void blockUntilShutdown() throws InterruptedException {
        if (server !=null ){
            server.awaitTermination();
        }
    }

    private <T> Stream<String> scanBeanWithAnnotation(Class<? extends Annotation> annotionType,Class<T> beanType){
        String[] beanNamesForType = applicationContext.getBeanNamesForType(beanType);
        return Stream.of(beanNamesForType).filter(e->{
            BeanDefinition beanDefinition = applicationContext.getBeanFactory().getBeanDefinition(e);
            Map<String, Object> beansWithAnnotation = applicationContext.getBeansWithAnnotation(annotionType);
            if (beansWithAnnotation.containsKey(e)){
                return true;
            }else if (beanDefinition.getSource() instanceof AnnotatedTypeMetadata){
                return AnnotatedTypeMetadata.class.cast(beanDefinition.getSource()).isAnnotated(annotionType.getName());
            }
            return false;
        });
    }

}

服务端:

@Slf4j
@GrpcService
public class HtMetaSyncService extends HtMetaInfoSyncServiceGrpc.HtMetaInfoSyncServiceImplBase {

    @Override
    public void syncMeta(HtMetaSyncRequest request, StreamObserver<HtMetaSyncResponse> responseObserver) {
        String syncJson = request.getSyncJson();
        log.info("接收到json:{}",syncJson);
        SyncType syncType = request.getSyncType();
        int number = syncType.getNumber();
        log.info("同步类型:{}",number);
        HtMetaSyncResponse syncResponse = HtMetaSyncResponse.newBuilder()
                .setCode("1000")
                .setMsg("同步成功").build();
        responseObserver.onNext(syncResponse);
        responseObserver.onCompleted();
    }

}

客户端

import com.config.GrpcProperties;
import com.meta.HtMetaInfoSyncServiceGrpc;
import com.meta.HtMetaSyncRequest;
import com.meta.HtMetaSyncResponse;
import com.meta.SyncType;
import io.grpc.ManagedChannel;
import io.grpc.StatusRuntimeException;
import io.grpc.netty.NettyChannelBuilder;
import lombok.SneakyThrows;
import org.springframework.stereotype.Component;
import javax.annotation.Resource;
import java.util.Objects;

/**
 * @author xiaoshu
 */
@Component
public class HtMetaInfoSyncClient {

    @Resource
    private GrpcProperties grpcProperties;

    @SneakyThrows
    public String syncMeta(final String json,final SyncType syncType) {
        ManagedChannel channel = null;
        try {
            channel=NettyChannelBuilder.
                    forAddress(grpcProperties.getServerIp(),grpcProperties.getPort())
                    //非加密连接
                    .usePlaintext()
                    //加密
                    //.sslContext(grpcProperties.buildClentSslContext())
                    .build();
            HtMetaInfoSyncServiceGrpc.HtMetaInfoSyncServiceBlockingStub stub = HtMetaInfoSyncServiceGrpc.newBlockingStub(channel);
            HtMetaSyncResponse htMetaSyncResponse = stub.syncMeta((
                    HtMetaSyncRequest.newBuilder()
                            .setSyncJson(json)
                            .setSyncType(syncType)
                            .build()));
            String code = htMetaSyncResponse.getCode();
            String msg = htMetaSyncResponse.getMsg();
            return code+":"+msg;
        } catch (final StatusRuntimeException e) {
            return "FAILED with " + e.getStatus().getCode().name();
        }finally {
            if (Objects.nonNull(channel)){
                channel.shutdown();
            }
        }
    }
}
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

/**
 * @author 何永豪
 * @className GrpcConfig
 * @description TODO
 * @date 2023/11/7 16:58
 */
@Configuration
public class GrpcConfig {

    @Bean
    @ConditionalOnProperty(value = "grpc.enable",havingValue = "true",matchIfMissing = true)
    public GrpcServer grpcServer(){
        return new GrpcServer();
    }

}
@Component
@ConfigurationProperties(prefix = "grpc")
@Data
public class GrpcProperties {

    private Integer port;

    private String  serverIp;

    private String serverCertPath;

    private String serverPrivateKeyPath;

    private String serverTrustCertPath;

    private String clientCertPath;

    private String clientCertChainPath;

    private String clientPrivateKeyPath;

    /*public SslContext buildClentSslContext() throws SSLException {
        SslContextBuilder sslContextBuilder = GrpcSslContexts.forClient();
        sslContextBuilder.trustManager(new File(clientCertPath));
        sslContextBuilder.keyManager(new File(clientCertChainPath),new File(clientPrivateKeyPath));
        return sslContextBuilder.build();
    }*/

}
server:
  port: 8077

spring:
  application:
    name: grpc-api

grpc:
  #监听端口
  port: 6100
  #目标IP
  server-ip: 127.0.0.1
  #ssl配置
  server-cert-path: /ca/server/server.crt
  server-private-key-path: /ca/server/server.pem
  server-trust-cert-path: /ca/server/ca.crt

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