Implement retry logic for throttling errors in RPC calls (#1219)

Author: CodeSpaceiiii

openapi/rpc.go

@@ -17,6 +17,7 @@ import (
 	"fmt"
 	"os"
 	"strings"
+	"time"
 
 	"github.com/aliyun/alibaba-cloud-sdk-go/sdk/responses"
 	"github.com/aliyun/aliyun-cli/cli"
@@ -100,8 +101,18 @@ func (a *RpcInvoker) Prepare(ctx *cli.Context) error {
 }
 
 func (a *RpcInvoker) Call() (*responses.CommonResponse, error) {
-	resp, err := a.client.ProcessCommonRequest(a.request)
-	// cli.Printf("Resp: %s", resp.String())
+	var resp *responses.CommonResponse
+	var err error
+
+	for i := 0; i < 5; i++ {
+		resp, err = a.client.ProcessCommonRequest(a.request)
+		if err != nil && strings.Contains(err.Error(), "Throttling.User") {
+			time.Sleep(time.Duration(i+1) * time.Second)
+			continue
+		}
+		break
+	}
+
 	return resp, err
 }