go-micro-demo

type Product struct {
	ProdId   int32  `form:"prodId" json:"prodId"`
	ProdName string `form:"prodName" json:"prodName" binding:"required,gte=4,lte=32" errmsg:"prodName参数不合法"`
}

ctrl.ResponseSuccess(ctx)    //返回成功{"code":200,"message":"操作成功"}
ctrl.ResponseFailed(ctx, 4000, "prodId参数不能为空") //返回异常，自定义错误信息
ctrl.ResponseData(ctx, prodResp.Data)    //返回正常对象:{"code":200,"message":"操作成功","data":""}
ctrl.Response(ctx, prodResp.Code, prodResp.Data) //返回自定义状态码和数据对象

resp.Code = s.FailedMessage(5001, "查询商品列表失败", err.Error())

type DBManager struct {
	master *gorm.DB //主库
	slave  *gorm.DB //从库，读库
    //....可扩展多实例
}

//调用
datasource.GetDB().Find()
datasource.GetDBSlave().Find()

//统一注册grpc client
...
middleware.RegisterServiceClient()

//调用时
...
prodRpcClient := middleware.GetProductRpcClient()
prodResp, _ := prodRpcClient.UpdateProduct(context.Background(), &prodReq)

go env
$ go env
set GO111MODULE=on
set GOARCH=amd64
set GOBIN=
set GOCACHE=C:\Users\admin\AppData\Local\go-build
set GOENV=C:\Users\admin\AppData\Roaming\go\env
set GOEXE=.exe
set GOFLAGS=
set GOHOSTARCH=amd64
set GOHOSTOS=windows
set GONOPROXY=
set GONOSUMDB=
set GOOS=windows
set GOPATH=D:\gopath
set GOPRIVATE=
set GOPROXY=https://goproxy.io
set GOROOT=c:\go
set GOSUMDB=sum.golang.org
set GOTMPDIR=
set GOTOOLDIR=c:\go\pkg\tool\windows_amd64
set GCCGO=gccgo
set AR=ar
set CC=gcc
set CXX=g++
set CGO_ENABLED=1
set GOMOD=NUL
set CGO_CFLAGS=-g -O2
set CGO_CPPFLAGS=
set CGO_CXXFLAGS=-g -O2
set CGO_FFLAGS=-g -O2
set CGO_LDFLAGS=-g -O2
set PKG_CONFIG=pkg-config
set GOGCCFLAGS=-m64 -mthreads -fno-caret-diagnostics -Qunused-arguments -fmessage-length=0 -fdebug-prefix-map=C:\Users\admin\AppData\Local\Temp\go-build704709586=/tmp/go-build -gno-record-gcc-switches