send( conn, head, RecordHeader::SignerCommand::SET_CSR, cert->csr_content );
} else {
std::cout << "Unknown csr_type: " << cert->csr_type;
send( conn, head, RecordHeader::SignerCommand::SET_CSR, cert->csr_content );
} else {
std::cout << "Unknown csr_type: " << cert->csr_type;