// InitServerCert initializes a PK + cert for use by a server proxy, signed by
// the CA certificate. We always generate a new certificate just in case.
func (ctx *CertContext) InitServerCert(host string) (err error) {
if ctx.PK, err = keyman.LoadPKFromFile(ctx.PKFile); err != nil {
if os.IsNotExist(err) {
fmt.Printf("Creating new PK at: %s\n", ctx.PKFile)
if ctx.PK, err = keyman.GeneratePK(2048); err != nil {
return
}
if err = ctx.PK.WriteToFile(ctx.PKFile); err != nil {
return fmt.Errorf("Unable to save private key: %s\n", err)
}
} else {
return fmt.Errorf("Unable to read private key, even though it exists: %s\n", err)
}
}
fmt.Printf("Creating new server cert at: %s\n", ctx.ServerCertFile)
ctx.ServerCert, err = ctx.PK.TLSCertificateFor("Lantern", host, tenYearsFromToday, true, nil)
if err != nil {
return
}
err = ctx.ServerCert.WriteToFile(ctx.ServerCertFile)
if err != nil {
return
}
return nil
}
func startHttpsServer(t *testing.T) {
if httpsAddr != "" {
return
}
var err error
pk, err = keyman.GeneratePK(2048)
if err != nil {
t.Fatalf("Unable to generate key: %s", err)
}
// Generate self-signed certificate
cert, err = pk.TLSCertificateFor("tlsdialer", "localhost", time.Now().Add(1*time.Hour), true, nil)
if err != nil {
t.Fatalf("Unable to generate cert: %s", err)
}
keypair, err := tls.X509KeyPair(cert.PEMEncoded(), pk.PEMEncoded())
if err != nil {
t.Fatalf("Unable to generate x509 key pair: %s", err)
}
l, err := tls.Listen("tcp", "localhost:0", &tls.Config{
Certificates: []tls.Certificate{keypair},
})
if err != nil {
t.Fatalf("HTTP unable to listen: %v", err)
}
httpsAddr = l.Addr().String()
doStartServer(t, l)
}
func init() {
pk, err := keyman.GeneratePK(2048)
if err != nil {
log.Fatalf("Unable to generate key: %s", err)
}
// Generate self-signed certificate
cert, err = pk.TLSCertificateFor("tlsdialer", "localhost", time.Now().Add(1*time.Hour), true, nil)
if err != nil {
log.Fatalf("Unable to generate cert: %s", err)
}
keypair, err := tls.X509KeyPair(cert.PEMEncoded(), pk.PEMEncoded())
if err != nil {
log.Fatalf("Unable to generate x509 key pair: %s", err)
}
listener, err := tls.Listen("tcp", ADDR, &tls.Config{
Certificates: []tls.Certificate{keypair},
})
if err != nil {
log.Fatalf("Unable to listen: %s", err)
}
go func() {
for {
conn, err := listener.Accept()
if err != nil {
log.Fatalf("Unable to accept: %s", err)
}
go func() {
tlsConn := conn.(*tls.Conn)
// Discard this error, since we will use it for testing
_ = tlsConn.Handshake()
serverName := tlsConn.ConnectionState().ServerName
if err := conn.Close(); err != nil {
log.Fatalf("Unable to close connection: %v", err)
}
receivedServerNames <- serverName
}()
}
}()
}