github.com/psiphon-labs/psiphon-tunnel-core@v2.0.28+incompatible/psiphon/common/quic/gquic-go/mint_utils.go (about)

     1  package gquic
     2  
     3  import (
     4  	gocrypto "crypto"
     5  	"crypto/tls"
     6  	"crypto/x509"
     7  	"errors"
     8  
     9  	"github.com/Psiphon-Labs/psiphon-tunnel-core/psiphon/common/quic/gquic-go/internal/protocol"
    10  	"github.com/bifurcation/mint"
    11  )
    12  
    13  func tlsToMintConfig(tlsConf *tls.Config, pers protocol.Perspective) (*mint.Config, error) {
    14  	mconf := &mint.Config{
    15  		NonBlocking: true,
    16  		CipherSuites: []mint.CipherSuite{
    17  			mint.TLS_AES_128_GCM_SHA256,
    18  			mint.TLS_AES_256_GCM_SHA384,
    19  		},
    20  	}
    21  	if tlsConf != nil {
    22  		mconf.ServerName = tlsConf.ServerName
    23  		mconf.InsecureSkipVerify = tlsConf.InsecureSkipVerify
    24  		mconf.Certificates = make([]*mint.Certificate, len(tlsConf.Certificates))
    25  		mconf.RootCAs = tlsConf.RootCAs
    26  		mconf.VerifyPeerCertificate = tlsConf.VerifyPeerCertificate
    27  		for i, certChain := range tlsConf.Certificates {
    28  			mconf.Certificates[i] = &mint.Certificate{
    29  				Chain:      make([]*x509.Certificate, len(certChain.Certificate)),
    30  				PrivateKey: certChain.PrivateKey.(gocrypto.Signer),
    31  			}
    32  			for j, cert := range certChain.Certificate {
    33  				c, err := x509.ParseCertificate(cert)
    34  				if err != nil {
    35  					return nil, err
    36  				}
    37  				mconf.Certificates[i].Chain[j] = c
    38  			}
    39  		}
    40  		switch tlsConf.ClientAuth {
    41  		case tls.NoClientCert:
    42  		case tls.RequireAnyClientCert:
    43  			mconf.RequireClientAuth = true
    44  		default:
    45  			return nil, errors.New("mint currently only support ClientAuthType RequireAnyClientCert")
    46  		}
    47  	}
    48  	if err := mconf.Init(pers == protocol.PerspectiveClient); err != nil {
    49  		return nil, err
    50  	}
    51  	return mconf, nil
    52  }