migrate

type Config struct {
	SourceURL string `protobuf:"bytes,3,opt,name=sourceURL,proto3" json:"SourceURL,omitempty"`
	Driver    string `protobuf:"bytes,1,opt,name=driver,proto3" json:"driver,omitempty"`
	Source    string `protobuf:"bytes,2,opt,name=source,proto3" json:"source,omitempty"`
	Version   uint
}