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55 lines
1.9 KiB
55 lines
1.9 KiB
package mw
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import (
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"context"
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"errors"
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"github.com/OpenIMSDK/Open-IM-Server/pkg/common/constant"
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"github.com/OpenIMSDK/Open-IM-Server/pkg/common/log"
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"github.com/OpenIMSDK/Open-IM-Server/pkg/errs"
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"google.golang.org/grpc"
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"google.golang.org/grpc/metadata"
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"google.golang.org/grpc/status"
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"google.golang.org/protobuf/types/known/wrapperspb"
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)
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func GrpcClient() grpc.DialOption {
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return grpc.WithUnaryInterceptor(rpcClientInterceptor)
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}
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func rpcClientInterceptor(ctx context.Context, method string, req, resp interface{}, cc *grpc.ClientConn, invoker grpc.UnaryInvoker, opts ...grpc.CallOption) (err error) {
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if ctx == nil {
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return errs.ErrInternalServer.Wrap("call rpc request context is nil")
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}
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log.ZInfo(ctx, "rpc client req", "funcName", method, "req", rpcString(req))
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operationID, ok := ctx.Value(constant.OperationID).(string)
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if !ok {
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log.ZWarn(ctx, "ctx missing operationID", errors.New("ctx missing operationID"), "funcName", method)
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return errs.ErrArgs.Wrap("ctx missing operationID")
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}
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md := metadata.Pairs(constant.OperationID, operationID)
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opUserID, ok := ctx.Value(constant.OpUserID).(string)
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if ok {
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md.Append(constant.OpUserID, opUserID)
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}
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err = invoker(metadata.NewOutgoingContext(ctx, md), method, req, resp, cc, opts...)
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if err == nil {
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log.ZInfo(ctx, "rpc client resp", "funcName", method, "resp", rpcString(resp))
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return nil
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}
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log.ZError(ctx, "rpc resp error", err)
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rpcErr, ok := err.(interface{ GRPCStatus() *status.Status })
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if !ok {
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return errs.ErrInternalServer.Wrap(err.Error())
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}
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sta := rpcErr.GRPCStatus()
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if sta.Code() == 0 {
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return errs.NewCodeError(errs.ServerInternalError, err.Error()).Wrap()
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}
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if details := sta.Details(); len(details) > 0 {
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if v, ok := details[0].(*wrapperspb.StringValue); ok {
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return errs.NewCodeError(int(sta.Code()), sta.Message()).Wrap(v.String())
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}
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}
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return errs.NewCodeError(int(sta.Code()), sta.Message()).Wrap()
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}
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