1.背景
由于公司的日志系统使用的是plumelog,最近生产环境老是报 jedis连接池不够,导致丢失日志,而且服务老是重启,怀疑跟日志系统有关,于是自己改造plumelog,使用go grpc生成server端,使用java grpc生成客户端,将日志以grpc服务形式传递到server端。
2.go生成grpc代码
2.1 安装
protc:https://github.com/protocolbuffers/protobuf/releases
选择自己所需版本,解压后将protoc.exe拷贝至go环境的bin目录下
2.2 安装对应插件
go install google.golang.org/protobuf/cmd/protoc-gen-go@v1.28
go install google.golang.org/grpc/cmd/protoc-gen-go-grpc@v1.2
将生成的插件拷贝至go环境的bin目录下
编写.proto文件:
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syntax = "proto3" ; // 指定等会文件生成出来的package package server; option go_package = "plumelog/rpc;server" ; // 定义request model message PlumelogRequest{ string message = 1 ; // 1代表顺序 } // 定义response model message PlumelogResponse{ string message = 1 ; // 1代表顺序 } // 定义服务主体 service PlumelogService{ // 定义方法 rpc GetPlumelog(PlumelogRequest) returns(PlumelogResponse); } |
项目结构图:
在终端cd到proto目录下,执行如下命令生成grpc代码:
protoc --go_out=plugins=grpc:. server.proto
server端:
main.go:
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import ( "google.golang.org/grpc" "log" "net" "plumelog/rpc" "plumelog/server" ) func main() { // 1. new一个grpc的server rpcServer := grpc.NewServer() // 2. 将刚刚我们新建的ProdService注册进去 rpc.RegisterPlumelogServiceServer(rpcServer, new (server.RpcServer)) // 3. 新建一个listener,以tcp方式监听8899端口 listener, err := net.Listen( "tcp" , ":8899" ) if err != nil { log.Fatal( "服务监听端口失败" , err) } // 4. 运行rpcServer,传入listener _ = rpcServer.Serve(listener) } |
server.go
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package server import ( "context" "plumelog/rpc" ) type RpcServer struct { } var pushProducer *plumelog.Producer func (*RpcServer) GetProductStock(ctx context.Context, req *rpc.PlumelogRequest) (*rpc.PlumelogResponse, error ) { fmt. Println (req.Message) return &rpc.PlumelogResponse{Message: req.Message}, nil } |
3.java生成grpc代码
3.1 idea安装protobuf插件
3.2 创建maven项目
pom.xml:
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<? xml version = "1.0" encoding = "UTF-8" ?> < 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" > < parent > < groupId >com.plumelog</ groupId > < artifactId >plumelog</ artifactId > < version >3.5</ version > </ parent > < modelVersion >4.0.0</ modelVersion > < artifactId >plumelog-logback</ artifactId > < name >plumelog-logback</ name > < packaging >jar</ packaging > < dependencies > < dependency > < groupId >ch.qos.logback</ groupId > < artifactId >logback-core</ artifactId > < version >1.2.3</ version > </ dependency > < dependency > < groupId >ch.qos.logback</ groupId > < artifactId >logback-classic</ artifactId > < version >1.2.3</ version > </ dependency > < dependency > < groupId >com.plumelog</ groupId > < artifactId >plumelog-core</ artifactId > < version >${project.parent.version}</ version > </ dependency > < dependency > < groupId >com.google.protobuf</ groupId > < artifactId >protobuf-java</ artifactId > < version >3.5.1</ version > </ dependency > <!-- https://mvnrepository.com/artifact/com.google.protobuf/protobuf-java-util --> < dependency > < groupId >com.google.protobuf</ groupId > < artifactId >protobuf-java-util</ artifactId > < version >3.5.1</ version > </ dependency > <!-- https://mvnrepository.com/artifact/io.grpc/grpc-all --> < dependency > < groupId >io.grpc</ groupId > < artifactId >grpc-all</ artifactId > < version >1.12.0</ version > </ dependency > < dependency > < groupId >javax.annotation</ groupId > < artifactId >javax.annotation-api</ artifactId > < version >1.3.2</ version > < scope >compile</ scope > </ dependency > < dependency > < groupId >javax.annotation</ groupId > < artifactId >javax.annotation-api</ artifactId > < version >1.3.2</ version > < scope >compile</ scope > </ dependency > < dependency > < groupId >javax.annotation</ groupId > < artifactId >javax.annotation-api</ artifactId > < version >1.3.2</ version > < scope >compile</ scope > </ dependency > </ dependencies > < build > < plugins > <!-- 依赖包插件 --> < plugin > < groupId >org.apache.maven.plugins</ groupId > < artifactId >maven-dependency-plugin</ artifactId > < executions > < execution > < id >copy-dependencies</ id > < phase >package</ phase > < goals > < goal >copy-dependencies</ goal > </ goals > < configuration > < outputDirectory >${project.build.directory}/lib</ outputDirectory > <!-- 是否不包含间接依赖 --> < excludeTransitive >false</ excludeTransitive > <!-- 忽略版本 --> < stripVersion >false</ stripVersion > </ configuration > </ execution > </ executions > </ plugin > < plugin > < groupId >org.xolstice.maven.plugins</ groupId > < artifactId >protobuf-maven-plugin</ artifactId > < version >0.5.0</ version > < configuration > < protocArtifact > com.google.protobuf:protoc:3.1.0:exe:${os.detected.classifier} </ protocArtifact > < pluginId >grpc-java</ pluginId > < pluginArtifact > io.grpc:protoc-gen-grpc-java:1.11.0:exe:${os.detected.classifier} </ pluginArtifact > </ configuration > <!-- <executions>--> <!-- <execution>--> <!-- <goals>--> <!-- <goal>compile</goal>--> <!-- <goal>compile-custom</goal>--> <!-- </goals>--> <!-- </execution>--> <!-- </executions>--> </ plugin > </ plugins > < extensions > < extension > < groupId >kr.motd.maven</ groupId > < artifactId >os-maven-plugin</ artifactId > < version >1.6.2</ version > </ extension > </ extensions > </ build > </ project > |
maven插件:
3.3 生成grpc代码
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// 这个就是protobuf的中间文件 // 指定的当前proto语法的版本,有2和3 syntax = "proto3" ; // 指定等会文件生成出来的package package server; option java_package = "com.plumelog.logback.rpc" ; option java_multiple_files = false ; option java_outer_classname = "RpcClient" ; // 定义request model message PlumelogRequest{ string message = 1 ; // 1代表顺序 } // 定义response model message PlumelogResponse{ string message = 1 ; // 1代表顺序 } // 定义服务主体 service PlumelogService{ // 定义方法 rpc GetPlumelog(PlumelogRequest) returns(PlumelogResponse); } |
ps:指定的package要与go 那边的proto指定的package一致,否则启动报找不到rpc服务
双击maven插件的protobuf:complie生成rpc代码,双击maven插件的protobuf:custom生成grpc代码
调用:
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private String rpcHost = "127.0.0.1" ; private int rpcPort = 8899 ; ManagedChannel channel = ManagedChannelBuilder.forAddress(rpcHost, rpcPort).usePlaintext().build(); @Override protected void append(ILoggingEvent event) { if (event != null ) { send(event); } } protected void send(ILoggingEvent event) { final BaseLogMessage logMessage = LogMessageUtil.getLogMessage(appName, env, event); if (logMessage instanceof RunLogMessage) { final String message = LogMessageUtil.getLogMessage(logMessage, event); PlumelogRpcClient.callRpcServer(channel, message); } } |
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package com.plumelog.logback.util; import com.plumelog.logback.rpc.PlumelogServiceGrpc; import com.plumelog.logback.rpc.RpcClient; import io.grpc.ManagedChannel; public class PlumelogRpcClient { public static void callRpcServer(ManagedChannel channel, String message) { RpcClient.PlumelogRequest request = RpcClient.PlumelogRequest.newBuilder().setMessage(message).build(); try { PlumelogServiceGrpc.newBlockingStub(channel).getProductStock(request); } catch (Exception e) { e.printStackTrace(); } } } |
服务引入log在本地 maven仓库的坐标,启动即可,前提是go 服务先启动。
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原文链接:https://blog.csdn.net/Json_Marz/article/details/129508053