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consul安装

去官网下载:https://www.consul.io/downloads.html

解压,设置环境变量

启动:

consul agent -dev

启动成功后可以通过 http://localhost:8500 查看界面,相关服务发现的界面。

设置GOLANG环境变量
  • GO111MODULE 最好设置到环境变量中

Powershell下:

  • Enable the go modules feature

    $env:GO111MODULE="on"

  • Set the GOPROXY environment variable

    $env:GOPROXY="https://goproxy.io"

安装Micro
go get -u github.com/micro/micro


windows 下 micro web 界面启动:
进入GOPATH目录下的bin目录,执行
micro.exe --server=grpc --client=grpc --transport=grpc web
查看服务
micro.exe list services
获取某个服务
micro.exe get service go.micro.web

linux下启动:
./micro --server=grpc --client=grpc --transport=grpc web

启动成功后可以通过 http://localhost:8082 查看界面,相关服务发现的界面。

Protobuf安装

Protobuf功能是代码生成,可以免去手写一些模板化的代码。

  1. 下载 https://github.com/protocolbuffers/protobuf/releases 相应版本

  2. 解压后,复制 protoc 至 /usr/local/bin/下

  3. 尝试 protoc --version 是否成功

    安装golang的protobuf代码生成器 protoc-gen-go go get -u github.com/golang/protobuf/protoc-gen-go 安装micro的protobuf插件 protoc-gen-micro go get -u github.com/micro/protoc-gen-micro

编写服务

编写 user.proto

syntax = "proto3";

service User {
	rpc info(UserRequest) returns (UserResponse) {}
}

message UserRequest {
	string name = 1;
}

message UserResponse {
	string code = 1;
}

进入该文件所在目录生成代码

protoc --proto_path=. --micro_out=. --go_out=. ./services/user/user.proto

TODO

*[ ] 参数不是合法ID时,没有明确提示错误 比如:{"id":"x"}

更多参考

https://github.com/micro-in-cn/tutorials

https://github.com/micro-in-cn/tutorials/tree/master/microservice-in-micro

https://micro.mu/docs/cn/features.html

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