Beispiel #1
0
        public NativeMessageHandler(bool throwOnCaptiveNetwork, CustomSSLVerification customSSLVerification, NativeCookieHandler cookieHandler = null)
        {
            this.throwOnCaptiveNetwork = throwOnCaptiveNetwork;

            var clientBuilder = client.NewBuilder();

            var specsBuilder = new ConnectionSpec.Builder(ConnectionSpec.ModernTls).TlsVersions(TlsVersion.Tls12);
            var specs        = specsBuilder.Build();

            clientBuilder.ConnectionSpecs(new List <ConnectionSpec>()
            {
                specs
            });
            clientBuilder.Protocols(new[] { Protocol.Http11 }); // Required to avoid stream was reset: PROTOCOL_ERROR

            clientBuilder.HostnameVerifier(new HostnameVerifier(customSSLVerification.Pins));

            this.CertificatePinnerBuilder = new CertificatePinner.Builder();

            // Add Certificate Pins
            foreach (var pin in customSSLVerification.Pins)
            {
                this.CertificatePinnerBuilder.Add(pin.Hostname, pin.PublicKeys);
            }

            clientBuilder.CertificatePinner(CertificatePinnerBuilder.Build());

            // Set client credentials
            SetClientCertificate(customSSLVerification.ClientCertificate);

            // Set SslSocketFactory
            if (Build.VERSION.SdkInt < BuildVersionCodes.Lollipop)
            {
                // Support TLS1.2 on Android versions before Lollipop
                clientBuilder.SslSocketFactory(new TlsSslSocketFactory(KeyManagers, null), TlsSslSocketFactory.GetSystemDefaultTrustManager());
            }
            else
            {
                var sslContext = SSLContext.GetInstance("TLS");
                sslContext.Init(KeyManagers, null, null);
                clientBuilder.SslSocketFactory(sslContext.SocketFactory, TlsSslSocketFactory.GetSystemDefaultTrustManager());
            }

            if (cookieHandler != null)
            {
                clientBuilder.CookieJar(cookieHandler);
            }

            client = clientBuilder.Build();
        }
        public NativeMessageHandler(bool throwOnCaptiveNetwork, TLSConfig tLSConfig, NativeCookieHandler cookieHandler = null, IWebProxy proxy = null)
        {
            this.throwOnCaptiveNetwork = throwOnCaptiveNetwork;

            var clientBuilder = client.NewBuilder();

            this.TLSConfig = tLSConfig;

            var tlsSpecBuilder = new ConnectionSpec.Builder(ConnectionSpec.ModernTls).TlsVersions(new[] { TlsVersion.Tls12, TlsVersion.Tls13 });
            var tlsSpec        = tlsSpecBuilder.Build();

            var specs = new List <ConnectionSpec>()
            {
                tlsSpec
            };

            if (Build.VERSION.SdkInt < BuildVersionCodes.Lollipop || NetworkSecurityPolicy.Instance.IsCleartextTrafficPermitted)
            {
                specs.Add(ConnectionSpec.Cleartext);
            }

            clientBuilder.ConnectionSpecs(specs);
            clientBuilder.Protocols(new[] { Protocol.Http11 }); // Required to avoid stream was reset: PROTOCOL_ERROR

            // Add Certificate Pins
            if (!TLSConfig.DangerousAcceptAnyServerCertificateValidator &&
                TLSConfig.Pins != null &&
                TLSConfig.Pins.Count > 0 &&
                TLSConfig.Pins.FirstOrDefault(p => p.PublicKeys.Count() > 0) != null)
            {
                this.PinningMode = "PublicKeysOnly";

                this.CertificatePinner = new CertificatePinner();

                foreach (var pin in TLSConfig.Pins)
                {
                    this.CertificatePinner.AddPins(pin.Hostname, pin.PublicKeys);
                }

                clientBuilder.CertificatePinner(CertificatePinner.Build());
            }

            // Set client credentials
            SetClientCertificate(TLSConfig.ClientCertificate);

            if (cookieHandler != null)
            {
                clientBuilder.CookieJar(cookieHandler);
            }

            // Adding proxy support
            if (proxy != null && proxy is WebProxy)
            {
                var webProxy = proxy as WebProxy;

                var type    = Java.Net.Proxy.Type.Http;
                var address = new InetSocketAddress(webProxy.Address.Host, webProxy.Address.Port);
                var jProxy  = new Proxy(type, address);
                clientBuilder.Proxy(jProxy);

                if (webProxy.Credentials != null)
                {
                    var credentials = (NetworkCredential)webProxy.Credentials;
                    clientBuilder.ProxyAuthenticator(new ProxyAuthenticator(credentials.UserName, credentials.Password));
                }
            }

            var sslContext = SSLContext.GetInstance("TLS");

            // Support self-signed certificates
            if (TLSConfig.DangerousAcceptAnyServerCertificateValidator)
            {
                // Install the all-trusting trust manager
                var trustManager = new CustomX509TrustManager();
                sslContext.Init(KeyManagers, new ITrustManager[] { trustManager }, new SecureRandom());
                // Create an ssl socket factory with our all-trusting manager
                var sslSocketFactory = sslContext.SocketFactory;
                clientBuilder.SslSocketFactory(sslSocketFactory, trustManager);
            }
            else
            {
                // Set SslSocketFactory
                if (Build.VERSION.SdkInt < BuildVersionCodes.Lollipop)
                {
                    // Support TLS1.2 on Android versions before Lollipop
                    ProviderInstaller.InstallIfNeeded(Application.Context); // To enable TLS
                    clientBuilder.SslSocketFactory(new TlsSslSocketFactory(), TlsSslSocketFactory.GetSystemDefaultTrustManager());
                }
                else
                {
                    sslContext.Init(KeyManagers, null, null);
                    clientBuilder.SslSocketFactory(sslContext.SocketFactory, TlsSslSocketFactory.GetSystemDefaultTrustManager());
                }
            }

            clientBuilder.HostnameVerifier(new HostnameVerifier(this));
            client = clientBuilder.Build();
        }