diff options
Diffstat (limited to 'app/src/insecure')
| -rw-r--r-- | app/src/insecure/java/se/leap/bitmaskclient/ProviderAPI.java | 419 |
1 files changed, 199 insertions, 220 deletions
diff --git a/app/src/insecure/java/se/leap/bitmaskclient/ProviderAPI.java b/app/src/insecure/java/se/leap/bitmaskclient/ProviderAPI.java index 4805456c..52ca89eb 100644 --- a/app/src/insecure/java/se/leap/bitmaskclient/ProviderAPI.java +++ b/app/src/insecure/java/se/leap/bitmaskclient/ProviderAPI.java @@ -25,6 +25,8 @@ import android.os.Bundle; import android.os.ResultReceiver; import android.support.annotation.NonNull; import android.util.Base64; +import android.util.Log; +import android.util.Pair; import org.json.JSONException; import org.json.JSONObject; @@ -35,15 +37,12 @@ import java.io.IOException; import java.io.InputStream; import java.math.BigInteger; import java.net.ConnectException; -import java.net.CookieHandler; import java.net.MalformedURLException; import java.net.SocketTimeoutException; import java.net.URL; -import java.net.URLConnection; import java.net.UnknownHostException; import java.net.UnknownServiceException; import java.security.KeyManagementException; -import java.security.KeyStore; import java.security.KeyStoreException; import java.security.MessageDigest; import java.security.NoSuchAlgorithmException; @@ -54,11 +53,9 @@ import java.security.cert.CertificateException; import java.security.cert.X509Certificate; import java.security.interfaces.RSAPrivateKey; import java.util.ArrayList; -import java.util.Arrays; import java.util.Collections; import java.util.HashMap; import java.util.List; -import java.util.NoSuchElementException; import java.util.Scanner; import javax.net.ssl.HostnameVerifier; @@ -67,9 +64,7 @@ import javax.net.ssl.KeyManager; import javax.net.ssl.SSLContext; import javax.net.ssl.SSLHandshakeException; import javax.net.ssl.SSLSession; -import javax.net.ssl.SSLSocketFactory; import javax.net.ssl.TrustManager; -import javax.net.ssl.TrustManagerFactory; import javax.net.ssl.X509TrustManager; import okhttp3.CipherSuite; @@ -106,6 +101,7 @@ import static se.leap.bitmaskclient.R.string.service_is_down_error; * * @author parmegv * @author MeanderingCode + * @author cyberta */ public class ProviderAPI extends IntentService { @@ -121,6 +117,7 @@ public class ProviderAPI extends IntentService { RESULT_KEY = "result", RECEIVER_KEY = "receiver", ERRORS = "errors", + ERROR = "error", UPDATE_PROGRESSBAR = "update_progressbar", CURRENT_PROGRESS = "current_progress", DOWNLOAD_EIP_SERVICE = TAG + ".DOWNLOAD_EIP_SERVICE"; @@ -137,8 +134,7 @@ public class ProviderAPI extends IntentService { PROVIDER_OK = 11, PROVIDER_NOK = 12, CORRECTLY_DOWNLOADED_EIP_SERVICE = 13, - INCORRECTLY_DOWNLOADED_EIP_SERVICE = 14, - INITIALIZATION_ERROR = 15; + INCORRECTLY_DOWNLOADED_EIP_SERVICE = 14; private static boolean CA_CERT_DOWNLOADED = false, @@ -158,8 +154,6 @@ public class ProviderAPI extends IntentService { private final MediaType JSON = MediaType.parse("application/json; charset=utf-8"); - private OkHttpClient okHttpClient; - private String initializationError = null; public ProviderAPI() { super(TAG); @@ -171,7 +165,6 @@ public class ProviderAPI extends IntentService { preferences = getSharedPreferences(Dashboard.SHARED_PREFERENCES, MODE_PRIVATE); resources = getResources(); - initOkHttpClient(); } public static String lastProviderMainUrl() { @@ -187,14 +180,6 @@ public class ProviderAPI extends IntentService { protected void onHandleIntent(Intent command) { final ResultReceiver receiver = command.getParcelableExtra(RECEIVER_KEY); - if (initializationError != null) { - Bundle result = new Bundle(); - result.putString(SessionDialog.ERRORS.INITIALIZATION_ERROR.toString(), initializationError); - result.putBoolean(RESULT_KEY, false); - receiver.send(INITIALIZATION_ERROR, result); - return; - } - String action = command.getAction(); Bundle parameters = command.getBundleExtra(PARAMETERS); if (provider_api_url == null && preferences.contains(Provider.KEY)) { @@ -259,7 +244,11 @@ public class ProviderAPI extends IntentService { } private String formatErrorMessage(final int toastStringId) { - return "{ \"" + ERRORS + "\" : \"" + getResources().getString(toastStringId) + "\" }"; + return formatErrorMessage(getResources().getString(toastStringId)); + } + + private String formatErrorMessage(String errorMessage) { + return "{ \"" + ERRORS + "\" : \"" + errorMessage + "\" }"; } private JSONObject getErrorMessageAsJson(final int toastStringId) { @@ -271,44 +260,62 @@ public class ProviderAPI extends IntentService { } } - private void initOkHttpClient() { + private JSONObject getErrorMessageAsJson(String message) { try { + return new JSONObject(formatErrorMessage(message)); + } catch (JSONException e) { + e.printStackTrace(); + return new JSONObject(); + } + } + private OkHttpClient initHttpClient(JSONObject initError, boolean isSelfSigned) { + try { + TLSCompatSocketFactory sslCompatFactory; ConnectionSpec spec = getConnectionSpec(); OkHttpClient.Builder clientBuilder = new OkHttpClient.Builder(); - initSSLSocketFactory(clientBuilder); + if (isSelfSigned) { + sslCompatFactory = new TLSCompatSocketFactory(preferences.getString(Provider.CA_CERT, "")); + + } else { + sslCompatFactory = new TLSCompatSocketFactory(); + } + sslCompatFactory.initSSLSocketFactory(clientBuilder); clientBuilder.cookieJar(getCookieJar()) .connectionSpecs(Collections.singletonList(spec)); - okHttpClient = clientBuilder.build(); - + return clientBuilder.build(); } catch (IllegalStateException e) { e.printStackTrace(); - //initializationError = String.format(formatErrorMessage(keyChainAccessError), e.getLocalizedMessage()); - initializationError = String.format(getResources().getString(keyChainAccessError), e.getLocalizedMessage()); + initError = getErrorMessageAsJson(String.format(getResources().getString(keyChainAccessError), e.getLocalizedMessage())); } catch (KeyStoreException e) { e.printStackTrace(); - //initializationError = String.format(formatErrorMessage(keyChainAccessError), e.getLocalizedMessage()); - initializationError = String.format(getResources().getString(keyChainAccessError), e.getLocalizedMessage()); + initError = getErrorMessageAsJson(String.format(getResources().getString(keyChainAccessError), e.getLocalizedMessage())); } catch (KeyManagementException e) { e.printStackTrace(); - //initializationError = String.format(formatErrorMessage(keyChainAccessError), e.getLocalizedMessage()); - initializationError = String.format(getResources().getString(keyChainAccessError), e.getLocalizedMessage()); + initError = getErrorMessageAsJson(String.format(getResources().getString(keyChainAccessError), e.getLocalizedMessage())); } catch (NoSuchAlgorithmException e) { e.printStackTrace(); - //initializationError = formatErrorMessage(error_no_such_algorithm_exception_user_message); - initializationError = getResources().getString(error_no_such_algorithm_exception_user_message); + initError = getErrorMessageAsJson(getResources().getString(error_no_such_algorithm_exception_user_message)); } catch (CertificateException e) { e.printStackTrace(); - initializationError = getResources().getString(certificate_error); + initError = getErrorMessageAsJson(getResources().getString(certificate_error)); } catch (UnknownHostException e) { e.printStackTrace(); - initializationError = getResources().getString(server_unreachable_message); + initError = getErrorMessageAsJson(getResources().getString(server_unreachable_message)); } catch (IOException e) { e.printStackTrace(); - initializationError = getResources().getString(error_io_exception_user_message); + initError = getErrorMessageAsJson(getResources().getString(error_io_exception_user_message)); } catch (NoSuchProviderException e) { e.printStackTrace(); } + return null; + } + private OkHttpClient initCommercialCAHttpClient(JSONObject initError) { + return initHttpClient(initError, false); + } + + private OkHttpClient initSelfSignedCAHttpClient(JSONObject initError) { + return initHttpClient(initError, true); } @NonNull @@ -374,16 +381,22 @@ public class ProviderAPI extends IntentService { } private Bundle register(String username, String password) { + JSONObject stepResult = null; + OkHttpClient okHttpClient = initSelfSignedCAHttpClient(stepResult); + if (okHttpClient == null) { + return authFailedNotification(stepResult, username); + } + LeapSRPSession client = new LeapSRPSession(username, password); byte[] salt = client.calculateNewSalt(); BigInteger password_verifier = client.calculateV(username, password, salt); - JSONObject api_result = sendNewUserDataToSRPServer(provider_api_url, username, new BigInteger(1, salt).toString(16), password_verifier.toString(16)); + stepResult = sendNewUserDataToSRPServer(provider_api_url, username, new BigInteger(1, salt).toString(16), password_verifier.toString(16), okHttpClient); Bundle result = new Bundle(); - if (api_result.has(ERRORS)) - result = authFailedNotification(api_result, username); + if (stepResult.has(ERRORS)) + result = authFailedNotification(stepResult, username); else { result.putString(SessionDialog.USERNAME, username); result.putString(SessionDialog.PASSWORD, password); @@ -426,23 +439,28 @@ public class ProviderAPI extends IntentService { private Bundle authenticate(String username, String password) { Bundle result = new Bundle(); + JSONObject stepResult = new JSONObject(); + OkHttpClient okHttpClient = initSelfSignedCAHttpClient(stepResult); + if (okHttpClient == null) { + return authFailedNotification(stepResult, username); + } LeapSRPSession client = new LeapSRPSession(username, password); byte[] A = client.exponential(); - JSONObject step_result = sendAToSRPServer(provider_api_url, username, new BigInteger(1, A).toString(16)); + stepResult = sendAToSRPServer(provider_api_url, username, new BigInteger(1, A).toString(16), okHttpClient); try { - String salt = step_result.getString(LeapSRPSession.SALT); - byte[] Bbytes = new BigInteger(step_result.getString("B"), 16).toByteArray(); + String salt = stepResult.getString(LeapSRPSession.SALT); + byte[] Bbytes = new BigInteger(stepResult.getString("B"), 16).toByteArray(); byte[] M1 = client.response(new BigInteger(salt, 16).toByteArray(), Bbytes); if (M1 != null) { - step_result = sendM1ToSRPServer(provider_api_url, username, M1); - setTokenIfAvailable(step_result); - byte[] M2 = new BigInteger(step_result.getString(LeapSRPSession.M2), 16).toByteArray(); + stepResult = sendM1ToSRPServer(provider_api_url, username, M1, okHttpClient); + setTokenIfAvailable(stepResult); + byte[] M2 = new BigInteger(stepResult.getString(LeapSRPSession.M2), 16).toByteArray(); if (client.verify(M2)) { result.putBoolean(RESULT_KEY, true); } else { - authFailedNotification(step_result, username); + authFailedNotification(stepResult, username); } } else { result.putBoolean(RESULT_KEY, false); @@ -450,7 +468,7 @@ public class ProviderAPI extends IntentService { result.putString(getResources().getString(R.string.user_message), getResources().getString(R.string.error_srp_math_error_user_message)); } } catch (JSONException e) { - result = authFailedNotification(step_result, username); + result = authFailedNotification(stepResult, username); e.printStackTrace(); } @@ -460,8 +478,7 @@ public class ProviderAPI extends IntentService { private boolean setTokenIfAvailable(JSONObject authentication_step_result) { try { LeapSRPSession.setToken(authentication_step_result.getString(LeapSRPSession.TOKEN)); - CookieHandler.setDefault(null); // we don't need cookies anymore - } catch (JSONException e) { // + } catch (JSONException e) { return false; } return true; @@ -542,11 +559,12 @@ public class ProviderAPI extends IntentService { * @param server_url * @param username * @param clientA First SRP parameter sent + * @param okHttpClient * @return response from authentication server */ - private JSONObject sendAToSRPServer(String server_url, String username, String clientA) { + private JSONObject sendAToSRPServer(String server_url, String username, String clientA, OkHttpClient okHttpClient) { SrpCredentials srpCredentials = new SrpCredentials(username, clientA); - return sendToServer(server_url + "/sessions.json", "POST", srpCredentials.toString()); + return sendToServer(server_url + "/sessions.json", "POST", srpCredentials.toString(), okHttpClient); } /** @@ -555,12 +573,13 @@ public class ProviderAPI extends IntentService { * @param server_url * @param username * @param m1 Second SRP parameter sent + * @param okHttpClient * @return response from authentication server */ - private JSONObject sendM1ToSRPServer(String server_url, String username, byte[] m1) { + private JSONObject sendM1ToSRPServer(String server_url, String username, byte[] m1, OkHttpClient okHttpClient) { String m1json = "{\"client_auth\":\"" + new BigInteger(1, ConfigHelper.trim(m1)).toString(16)+ "\"}"; - return sendToServer(server_url + "/sessions/" + username + ".json", "PUT", m1json); + return sendToServer(server_url + "/sessions/" + username + ".json", "PUT", m1json, okHttpClient); } /** @@ -572,20 +591,48 @@ public class ProviderAPI extends IntentService { * @param password_verifier * @return response from authentication server */ - private JSONObject sendNewUserDataToSRPServer(String server_url, String username, String salt, String password_verifier) { - return sendToServer(server_url + "/users.json", "POST", new SrpRegistrationData(username, salt, password_verifier).toString()); + private JSONObject sendNewUserDataToSRPServer(String server_url, String username, String salt, String password_verifier, OkHttpClient okHttpClient) { + return sendToServer(server_url + "/users.json", "POST", new SrpRegistrationData(username, salt, password_verifier).toString(), okHttpClient); } - private JSONObject sendToServer(String url, String request_method, String jsonString) { - Response response; - JSONObject responseJson = new JSONObject(); + private JSONObject sendToServer(String url, String request_method, String jsonString, OkHttpClient okHttpClient) { + return requestJsonFromServer(url, request_method, jsonString, null, okHttpClient); + } + + private String sendGetStringToServer(String url, List<Pair<String, String>> headerArgs, OkHttpClient okHttpClient) { + return requestStringFromServer(url, "GET", null, headerArgs, okHttpClient); + } + + + + private JSONObject requestJsonFromServer(String url, String request_method, String jsonString, List<Pair<String, String>> headerArgs, @NonNull OkHttpClient okHttpClient) { + JSONObject responseJson; + String plain_response = requestStringFromServer(url, request_method, jsonString, headerArgs, okHttpClient); + + try { + responseJson = new JSONObject(plain_response); + } catch (JSONException e) { + e.printStackTrace(); + responseJson = getErrorMessageAsJson(error_json_exception_user_message); + } + return responseJson; - RequestBody jsonBody = RequestBody.create(JSON, jsonString); + } + + private String requestStringFromServer(String url, String request_method, String jsonString, List<Pair<String, String>> headerArgs, @NonNull OkHttpClient okHttpClient) { + Response response; + String plainResponseBody = null; - Request request = new Request.Builder() + RequestBody jsonBody = jsonString != null ? RequestBody.create(JSON, jsonString) : null; + Request.Builder requestBuilder = new Request.Builder() .url(url) - .method(request_method, jsonBody) - .build(); + .method(request_method, jsonBody); + if (headerArgs != null) { + for (Pair<String, String> keyValPair : headerArgs) { + requestBuilder.addHeader(keyValPair.first, keyValPair.second); + } + } + Request request = requestBuilder.build(); try { response = okHttpClient.newCall(request).execute(); @@ -593,35 +640,33 @@ public class ProviderAPI extends IntentService { InputStream inputStream = response.body().byteStream(); Scanner scanner = new Scanner(inputStream).useDelimiter("\\A"); if (scanner.hasNext()) { - String plain_response = scanner.next(); - responseJson = new JSONObject(plain_response); + plainResponseBody = scanner.next(); } - } catch (JSONException e) { - responseJson = getErrorMessageAsJson(error_json_exception_user_message); } catch (NullPointerException npe) { - responseJson = getErrorMessageAsJson(error_json_exception_user_message); + plainResponseBody = formatErrorMessage(error_json_exception_user_message); } catch (UnknownHostException e) { - responseJson = getErrorMessageAsJson(server_unreachable_message); + plainResponseBody = formatErrorMessage(server_unreachable_message); } catch (MalformedURLException e) { - responseJson = getErrorMessageAsJson(malformed_url); + plainResponseBody = formatErrorMessage(malformed_url); } catch (SocketTimeoutException e) { - responseJson = getErrorMessageAsJson(server_unreachable_message); + plainResponseBody = formatErrorMessage(server_unreachable_message); } catch (SSLHandshakeException e) { - responseJson = getErrorMessageAsJson(certificate_error); + plainResponseBody = formatErrorMessage(certificate_error); } catch (ConnectException e) { - responseJson = getErrorMessageAsJson(service_is_down_error); + plainResponseBody = formatErrorMessage(service_is_down_error); + } catch (IllegalArgumentException e) { + plainResponseBody = formatErrorMessage(error_no_such_algorithm_exception_user_message); } catch (UnknownServiceException e) { //unable to find acceptable protocols - tlsv1.2 not enabled? - responseJson = getErrorMessageAsJson(error_no_such_algorithm_exception_user_message); + plainResponseBody = formatErrorMessage(error_no_such_algorithm_exception_user_message); } catch (IOException e) { - responseJson = getErrorMessageAsJson(error_io_exception_user_message); + plainResponseBody = formatErrorMessage(error_io_exception_user_message); } - return responseJson; + return plainResponseBody; } - /** * Downloads a provider.json from a given URL, adding a new provider using the given name. * @@ -808,13 +853,13 @@ public class ProviderAPI extends IntentService { return error_message; } - private String downloadWithCommercialCA(String url_string, boolean danger_on, String ca_cert_fingerprint) { + //TODO: refactor with ticket #8773 + private String downloadWithCommercialCA(String urlString, boolean dangerOn, String caCertFingerprint) { String result = ""; - int seconds_of_timeout = 2; - String[] pins = new String[] {ca_cert_fingerprint}; + String[] pins = new String[] {caCertFingerprint}; try { - URL url = new URL(url_string); + URL url = new URL(urlString); HttpsURLConnection connection = PinningHelper.getPinnedHttpsURLConnection(getApplicationContext(), pins, url); connection.setConnectTimeout(seconds_of_timeout * 1000); if (!LeapSRPSession.getToken().isEmpty()) @@ -822,7 +867,7 @@ public class ProviderAPI extends IntentService { result = new Scanner(connection.getInputStream()).useDelimiter("\\A").next(); } catch (IOException e) { if(e instanceof SSLHandshakeException) { - result = danger_on ? downloadWithoutCA(url_string) : + result = dangerOn ? downloadWithoutCA(urlString) : formatErrorMessage(R.string.error_security_pinnedcertificate); } else result = formatErrorMessage(error_io_exception_user_message); @@ -841,124 +886,83 @@ public class ProviderAPI extends IntentService { * @return */ private String downloadWithCommercialCA(String string_url, boolean danger_on) { + String responseString; + JSONObject errorJson = new JSONObject(); + + OkHttpClient okHttpClient = initCommercialCAHttpClient(errorJson); + if (okHttpClient == null) { + return errorJson.toString(); + } - String json_file_content = ""; + List<Pair<String, String>> headerArgs = getAuthorizationHeader(); - URL provider_url = null; - int seconds_of_timeout = 2; - try { - provider_url = new URL(string_url); - URLConnection url_connection = provider_url.openConnection(); + responseString = sendGetStringToServer(string_url, headerArgs, okHttpClient); - url_connection.setConnectTimeout(seconds_of_timeout * 1000); - if (!LeapSRPSession.getToken().isEmpty()) - url_connection.addRequestProperty(LeapSRPSession.AUTHORIZATION_HEADER, "Token token = " + LeapSRPSession.getToken()); - json_file_content = new Scanner(url_connection.getInputStream()).useDelimiter("\\A").next(); - } catch (MalformedURLException e) { - json_file_content = formatErrorMessage(malformed_url); - } catch (SocketTimeoutException e) { - json_file_content = formatErrorMessage(server_unreachable_message); - } catch (SSLHandshakeException e) { - if (provider_url != null) { - json_file_content = downloadWithProviderCA(string_url, danger_on); - } else { - json_file_content = formatErrorMessage(certificate_error); - } - } catch (ConnectException e) { - json_file_content = formatErrorMessage(service_is_down_error); - } catch (FileNotFoundException e) { - json_file_content = formatErrorMessage(malformed_url); - } catch (Exception e) { - if (provider_url != null && danger_on) { - json_file_content = downloadWithProviderCA(string_url, danger_on); + if (responseString.contains(ERRORS)) { + try { + // try to download with provider CA on certificate error + JSONObject responseErrorJson = new JSONObject(responseString); + if (danger_on && responseErrorJson.getString(ERRORS).equals(getString(R.string.certificate_error))) { + responseString = downloadWithProviderCA(string_url, danger_on); + } + } catch (JSONException e) { + e.printStackTrace(); } } - return json_file_content; + return responseString; + } + + @NonNull + private List<Pair<String, String>> getAuthorizationHeader() { + List<Pair<String, String>> headerArgs = new ArrayList<>(); + if (!LeapSRPSession.getToken().isEmpty()) { + Pair<String, String> authorizationHeaderPair = new Pair<>(LeapSRPSession.AUTHORIZATION_HEADER, "Token token=" + LeapSRPSession.getToken()); + headerArgs.add(authorizationHeaderPair); + } + return headerArgs; } /** * Tries to download the contents of the provided url using not commercially validated CA certificate from chosen provider. * - * @param url_string as a string - * @param danger_on true to download CA certificate in case it has not been downloaded. + * @param urlString as a string + * @param dangerOn true to download CA certificate in case it has not been downloaded. * @return an empty string if it fails, the url content if not. */ - //FIXME: refactor and use okHttpClient instead! - private String downloadWithProviderCA(String url_string, boolean danger_on) { - String json_file_content = ""; - - try { - URL url = new URL(url_string); - // Tell the URLConnection to use a SocketFactory from our SSLContext - HttpsURLConnection urlConnection = - (HttpsURLConnection) url.openConnection(); - urlConnection.setSSLSocketFactory(getProviderSSLSocketFactory()); - if (!LeapSRPSession.getToken().isEmpty()) - urlConnection.addRequestProperty(LeapSRPSession.AUTHORIZATION_HEADER, "Token token=" + LeapSRPSession.getToken()); - json_file_content = new Scanner(urlConnection.getInputStream()).useDelimiter("\\A").next(); - } catch (CertificateException e) { - // TODO Auto-generated catch block - e.printStackTrace(); - } catch (UnknownHostException e) { - e.printStackTrace(); - json_file_content = formatErrorMessage(server_unreachable_message); - } catch (IOException e) { - // The downloaded certificate doesn't validate our https connection. - if (danger_on) { - json_file_content = downloadWithoutCA(url_string); - } else { - json_file_content = formatErrorMessage(certificate_error); - } - } catch (KeyStoreException e) { - // TODO Auto-generated catch block - e.printStackTrace(); - } catch (NoSuchAlgorithmException e) { - // TODO Auto-generated catch block - e.printStackTrace(); - } catch (KeyManagementException e) { - // TODO Auto-generated catch block - e.printStackTrace(); - } catch (NoSuchElementException e) { - e.printStackTrace(); - json_file_content = formatErrorMessage(server_unreachable_message); + private String downloadWithProviderCA(String urlString, boolean dangerOn) { + Log.d(TAG, "download with providerCA: " + urlString); + JSONObject initError = new JSONObject(); + String responseString; + + OkHttpClient okHttpClient = initSelfSignedCAHttpClient(initError); + if (okHttpClient == null) { + return initError.toString(); } - return json_file_content; - } - - @Deprecated - private javax.net.ssl.SSLSocketFactory getProviderSSLSocketFactory() throws KeyStoreException, NoSuchAlgorithmException, CertificateException, IOException, KeyManagementException { - String provider_cert_string = preferences.getString(Provider.CA_CERT, ""); - - java.security.cert.Certificate provider_certificate = ConfigHelper.parseX509CertificateFromString(provider_cert_string); - // Create a KeyStore containing our trusted CAs - String keyStoreType = KeyStore.getDefaultType(); - KeyStore keyStore = KeyStore.getInstance(keyStoreType); - keyStore.load(null, null); - keyStore.setCertificateEntry("provider_ca_certificate", provider_certificate); + List<Pair<String, String>> headerArgs = getAuthorizationHeader(); - // Create a TrustManager that trusts the CAs in our KeyStore - String tmfAlgorithm = TrustManagerFactory.getDefaultAlgorithm(); - TrustManagerFactory tmf = TrustManagerFactory.getInstance(tmfAlgorithm); - tmf.init(keyStore); + responseString = sendGetStringToServer(urlString, headerArgs, okHttpClient); - // Create an SSLContext that uses our TrustManager - SSLContext context = SSLContext.getInstance("TLS"); - context.init(null, tmf.getTrustManagers(), null); - - return context.getSocketFactory(); - } + if (responseString.contains(ERRORS)) { + try { + // danger danger: try to download without CA on certificate error + JSONObject responseErrorJson = new JSONObject(responseString); + if (dangerOn && responseErrorJson.getString(ERRORS).equals(getString(R.string.certificate_error))) { + responseString = downloadWithoutCA(urlString); + } + } catch (JSONException e) { + e.printStackTrace(); + } + } - private void initSSLSocketFactory(OkHttpClient.Builder builder) throws KeyStoreException, NoSuchAlgorithmException, CertificateException, IOException, KeyManagementException, IllegalStateException, NoSuchProviderException { - TLSCompatSocketFactory sslCompatFactory = new TLSCompatSocketFactory(preferences.getString(Provider.CA_CERT, "")); - sslCompatFactory.initSSLSocketFactory(builder); + return responseString; } /** * Downloads the string that's in the url with any certificate. */ - // FIXME: refactor and use okHttpClient instead! + // This method is totally insecure anyways. So no need to refactor that in order to use okHttpClient, force modern TLS etc.. DO NOT USE IN PRODUCTION! private String downloadWithoutCA(String url_string) { String string = ""; try { @@ -1017,55 +1021,31 @@ public class ProviderAPI extends IntentService { * * @return true if there were no exceptions */ - //FIXME: refactor and use okHttpClient instead! private boolean logOut() { - String delete_url = provider_api_url + "/logout"; - HttpsURLConnection urlConnection = null; - int responseCode = 0; + OkHttpClient okHttpClient = initSelfSignedCAHttpClient(new JSONObject()); + if (okHttpClient == null) { + return false; + } + + String deleteUrl = provider_api_url + "/logout"; int progress = 0; - try { - urlConnection = (HttpsURLConnection) new URL(delete_url).openConnection(); - urlConnection.setRequestMethod("DELETE"); - urlConnection.setSSLSocketFactory(getProviderSSLSocketFactory()); + Request.Builder requestBuilder = new Request.Builder() + .url(deleteUrl) + .delete(); + Request request = requestBuilder.build(); - responseCode = urlConnection.getResponseCode(); - broadcastProgress(progress++); - LeapSRPSession.setToken(""); - } catch (IndexOutOfBoundsException e) { - // TODO Auto-generated catch block - e.printStackTrace(); - return false; - } catch (IOException e) { - // TODO Auto-generated catch block - try { - if (urlConnection != null) { - responseCode = urlConnection.getResponseCode(); - if (responseCode == 401) { - broadcastProgress(progress++); - LeapSRPSession.setToken(""); - return true; - } - } - } catch (IOException e1) { - e1.printStackTrace(); + try { + Response response = okHttpClient.newCall(request).execute(); + // v---- was already not authorized + if (response.isSuccessful() || response.code() == 401) { + broadcastProgress(progress++); + LeapSRPSession.setToken(""); } - e.printStackTrace(); + } catch (IOException e) { return false; - } catch (KeyManagementException e) { - // TODO Auto-generated catch block - e.printStackTrace(); - } catch (KeyStoreException e) { - // TODO Auto-generated catch block - e.printStackTrace(); - } catch (NoSuchAlgorithmException e) { - // TODO Auto-generated catch block - e.printStackTrace(); - } catch (CertificateException e) { - // TODO Auto-generated catch block - e.printStackTrace(); } return true; } @@ -1080,11 +1060,10 @@ public class ProviderAPI extends IntentService { JSONObject provider_json = new JSONObject(preferences.getString(Provider.KEY, "")); String provider_main_url = provider_json.getString(Provider.API_URL); - URL new_cert_string_url = new URL(provider_main_url + "/" + provider_json.getString(Provider.API_VERSION) + "/" + Constants.CERTIFICATE); + URL new_cert_string_url = new URL(provider_main_url + "/" + provider_json.getString(Provider.API_VERSION) + "/" + Constants.VPN_CERTIFICATE); boolean danger_on = preferences.getBoolean(ProviderItem.DANGER_ON, false); - String cert_string = downloadWithProviderCA(new_cert_string_url.toString(), danger_on); if (cert_string.isEmpty() || ConfigHelper.checkErroneousDownload(cert_string)) @@ -1121,7 +1100,7 @@ public class ProviderAPI extends IntentService { X509Certificate certCert = ConfigHelper.parseX509CertificateFromString(certificateString); certificateString = Base64.encodeToString(certCert.getEncoded(), Base64.DEFAULT); - preferences.edit().putString(Constants.CERTIFICATE, "-----BEGIN CERTIFICATE-----\n" + certificateString + "-----END CERTIFICATE-----").commit(); + preferences.edit().putString(Constants.VPN_CERTIFICATE, "-----BEGIN CERTIFICATE-----\n" + certificateString + "-----END CERTIFICATE-----").commit(); return true; } catch (CertificateException e) { |