for _, extractor := range i.extractors {
if key := extractor(ctx, req, info.FullMethod); key.ID != "" || key.Strategy != namespace.RoutingStrategyDefault {
i.logger.Debug("routing key extraction: adding routing key to context",
routing_key_interceptor.go
tag.WorkflowID(key.ID),
tag.String("grpc-method", info.FullMethod),
)
ctx = AddRoutingKeyToContext(ctx, key)
break
}
}