1 #include "remoteSigner.h"
5 RemoteSigner::RemoteSigner( std::shared_ptr<BIO> target, std::shared_ptr<SSL_CTX> ctx ) {
9 RemoteSigner::~RemoteSigner() {
12 void RemoteSigner::send( std::shared_ptr<OpensslBIOWrapper> bio, RecordHeader& head, RecordHeader::SignerCommand cmd, std::string data ) {
13 head.command = ( uint16_t ) cmd;
15 head.totalLength = data.size();
16 sendCommand( head, data, bio, log );
20 std::shared_ptr<SignedCertificate> RemoteSigner::sign( std::shared_ptr<TBSCertificate> cert ) {
21 ( void )BIO_reset( target.get() );
23 std::shared_ptr<SSL> ssl( SSL_new( ctx.get() ), SSL_free );
24 std::shared_ptr<BIO> bio( BIO_new( BIO_f_ssl() ), BIO_free );
25 SSL_set_connect_state( ssl.get() );
26 SSL_set_bio( ssl.get(), target.get(), target.get() );
27 BIO_set_ssl( bio.get(), ssl.get(), BIO_NOCLOSE );
28 std::shared_ptr<OpensslBIOWrapper> conn( new OpensslBIOWrapper( bio ) );
33 if( cert->csr_type == "CSR" ) {
34 send( conn, head, RecordHeader::SignerCommand::SET_CSR, cert->csr_content );
36 std::cout << "Unknown csr_type: " << cert->csr_type;
37 return std::shared_ptr<SignedCertificate>();
40 send( conn, head, RecordHeader::SignerCommand::SET_SIGNATURE_TYPE, cert->md );
41 send( conn, head, RecordHeader::SignerCommand::SET_PROFILE, cert->profile );
43 for( auto ava : cert->AVAs ) {
44 if( ava->name.find( "," ) != std::string::npos ) {
46 return std::shared_ptr<SignedCertificate>();
49 send( conn, head, RecordHeader::SignerCommand::ADD_AVA, ava->name + "," + ava->value );
52 for( auto san : cert->SANs ) {
53 if( san->type.find( "," ) != std::string::npos ) {
55 return std::shared_ptr<SignedCertificate>();
58 send( conn, head, RecordHeader::SignerCommand::ADD_SAN, san->type + "," + san->content );
61 send( conn, head, RecordHeader::SignerCommand::SIGN, "" );
62 send( conn, head, RecordHeader::SignerCommand::LOG_SAVED, "" );
63 std::shared_ptr<SignedCertificate> result = std::shared_ptr<SignedCertificate>( new SignedCertificate() );
64 std::vector<char> buffer( 2048 * 4 );
66 for( int i = 0; i < 2; i++ ) {
68 int length = conn->read( buffer.data(), buffer.size() );
71 return std::shared_ptr<SignedCertificate>();
75 std::string payload = parseCommand( head, std::string( buffer.data(), length ), log );
77 switch( ( RecordHeader::SignerResult ) head.command ) {
78 case RecordHeader::SignerResult::CERTIFICATE:
79 result->certificate = payload;
82 case RecordHeader::SignerResult::SAVE_LOG:
83 result->log = payload;
86 } catch( const char* msg ) {
87 std::cout << msg << std::endl;
88 return std::shared_ptr<SignedCertificate>();
92 if( !SSL_shutdown( ssl.get() ) && !SSL_shutdown( ssl.get() ) ) { // need to close the connection twice
93 std::cout << "SSL shutdown failed" << std::endl;
99 void RemoteSigner::setLog( std::shared_ptr<std::ostream> target ) {