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60 lines
1.9 KiB
60 lines
1.9 KiB
package common
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import (
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"Open_IM/pkg/common/log"
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"Open_IM/pkg/common/tracelog"
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"Open_IM/pkg/getcdv3"
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utils2 "Open_IM/pkg/utils"
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"context"
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"fmt"
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"github.com/gin-gonic/gin"
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"reflect"
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)
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func ApiToRpc(c *gin.Context, apiReq, apiResp interface{}, rpcName string, rpcClientFunc interface{}, rpcFuncName string) {
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if rpcName == "" {
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rpcName = utils2.GetFuncName(1)
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}
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logFuncName := fmt.Sprintf("[ApiToRpc: %s]%s", utils2.GetFuncName(1), rpcFuncName)
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ctx := tracelog.NewCtx1(c, rpcFuncName)
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defer log.ShowLog(ctx)
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if err := c.BindJSON(apiReq); err != nil {
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tracelog.WriteErrorResponse(ctx, "BindJSON", err)
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return
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}
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tracelog.SetCtxInfo(ctx, logFuncName, nil, "apiReq", apiReq)
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etcdConn, err := getcdv3.GetConn(ctx, rpcName)
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if err != nil {
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tracelog.WriteErrorResponse(ctx, "GetConn", err)
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return
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}
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rpcClient := reflect.ValueOf(rpcClientFunc).Call([]reflect.Value{
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reflect.ValueOf(etcdConn),
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})[0].MethodByName(rpcFuncName) // rpcClient func
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rpcReqPtr := reflect.New(rpcClient.Type().In(1).Elem()) // *req
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CopyAny(apiReq, rpcReqPtr.Interface())
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tracelog.SetCtxInfo(ctx, logFuncName, nil, "opUserID", c.GetString("opUserID"), "callRpcReq", rpcString(rpcReqPtr.Elem().Interface()))
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respArr := rpcClient.Call([]reflect.Value{
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reflect.ValueOf(context.Context(c)), // context.Context (ctx operationID. opUserID)
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rpcReqPtr, // rpcClient apiReq
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}) // respArr => (apiResp, error)
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if !respArr[1].IsNil() { // rpcClient err != nil
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err := respArr[1].Interface().(error)
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tracelog.WriteErrorResponse(ctx, rpcFuncName, err, "callRpcResp", "error")
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return
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}
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rpcResp := respArr[0].Elem()
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tracelog.SetCtxInfo(ctx, rpcFuncName, nil, "callRpcResp", rpcString(rpcResp.Interface()))
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if apiResp != nil {
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CopyAny(rpcResp.Interface(), apiResp)
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}
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tracelog.SetSuccess(ctx, rpcFuncName, apiResp)
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}
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func rpcString(v interface{}) string {
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if s, ok := v.(interface{ String() string }); ok {
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return s.String()
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}
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return fmt.Sprintf("%+v", v)
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}
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