2023-11-27 09:36:02 +00:00
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package {{.PackageName}}
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import (
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"context"
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"fmt"
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"log"
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"reflect"
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2023-12-13 09:08:50 +00:00
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"fusen-basic/env"
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2023-11-27 09:36:02 +00:00
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"github.com/nacos-group/nacos-sdk-go/v2/clients/naming_client"
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"github.com/nacos-group/nacos-sdk-go/v2/vo"
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"google.golang.org/grpc"
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"google.golang.org/grpc/credentials/insecure"
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)
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var namingClient naming_client.INamingClient
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var groupName string
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2023-12-13 09:08:50 +00:00
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func init() {
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AutoGrpcInit(env.StartAutoGrpc())
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}
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2023-11-27 09:36:02 +00:00
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// AutoGrpcInit auto grpc 必须调用初始化
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func AutoGrpcInit(obj any) {
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value := reflect.ValueOf(obj)
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if value.Kind() == reflect.Ptr {
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value = value.Elem()
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}
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2024-01-18 09:02:13 +00:00
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groupName = value.FieldByName("GroupName").String()
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2023-11-27 09:36:02 +00:00
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for i := 0; i < value.NumField(); i++ {
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v := value.Field(i)
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if v.IsValid() {
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_namingClient, ok := v.Interface().(naming_client.INamingClient)
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if ok {
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namingClient = _namingClient
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}
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}
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}
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}
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{{range .ClientParams}}
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func Auto{{.ClientName}}Client(ctx context.Context) {{.ClientName}}Client {
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if namingClient == nil {
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log.Println("nameClient must be init. call")
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return nil
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}
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sel := vo.SelectOneHealthInstanceParam{
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ServiceName: "{{.GrpcServiceName}}",
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GroupName: groupName,
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}
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insService, err := namingClient.SelectOneHealthyInstance(sel)
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if err != nil {
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log.Println(err)
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return nil
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}
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conn, err := grpc.DialContext(ctx, fmt.Sprintf("%s:%d", insService.Ip, insService.Port), grpc.WithTransportCredentials(insecure.NewCredentials()))
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if err != nil {
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log.Println(err)
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return nil
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}
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return New{{.ClientName}}Client(conn)
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}
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func Auto{{.ClientName}}ClientEx(ctx context.Context, opts ...grpc.DialOption) ({{.ClientName}}Client,error) {
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if namingClient == nil {
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return nil, fmt.Errorf("nameClient must be init. call")
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}
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sel := vo.SelectOneHealthInstanceParam{
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ServiceName: "{{.GrpcServiceName}}",
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GroupName: groupName,
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}
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insService, err := namingClient.SelectOneHealthyInstance(sel)
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if err != nil {
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return nil, err
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}
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conn, err := grpc.DialContext(ctx, fmt.Sprintf("%s:%d", insService.Ip, insService.Port), opts...)
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if err != nil {
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return nil, err
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}
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return New{{.ClientName}}Client(conn), nil
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}
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{{end}}
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