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-rw-r--r--app/src/production/java/se/leap/bitmaskclient/ProviderAPI.java615
1 files changed, 312 insertions, 303 deletions
diff --git a/app/src/production/java/se/leap/bitmaskclient/ProviderAPI.java b/app/src/production/java/se/leap/bitmaskclient/ProviderAPI.java
index 4d159488..08748f97 100644
--- a/app/src/production/java/se/leap/bitmaskclient/ProviderAPI.java
+++ b/app/src/production/java/se/leap/bitmaskclient/ProviderAPI.java
@@ -20,63 +20,71 @@ import android.app.IntentService;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.res.Resources;
+import android.os.Build;
import android.os.Bundle;
import android.os.ResultReceiver;
+import android.support.annotation.NonNull;
import android.util.Base64;
+import android.util.Pair;
import org.json.JSONException;
import org.json.JSONObject;
import org.thoughtcrime.ssl.pinning.util.PinningHelper;
-import java.io.DataOutputStream;
-import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
-import java.io.UnsupportedEncodingException;
import java.math.BigInteger;
import java.net.ConnectException;
-import java.net.CookieHandler;
-import java.net.CookieManager;
-import java.net.CookiePolicy;
import java.net.MalformedURLException;
import java.net.SocketTimeoutException;
import java.net.URL;
-import java.net.URLConnection;
-import java.net.URLEncoder;
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;
-import java.security.SecureRandom;
+import java.security.NoSuchProviderException;
import java.security.cert.CertificateEncodingException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.security.interfaces.RSAPrivateKey;
+import java.util.ArrayList;
+import java.util.Collections;
import java.util.HashMap;
-import java.util.Iterator;
+import java.util.List;
import java.util.Locale;
-import java.util.Map;
-import java.util.NoSuchElementException;
import java.util.Scanner;
-import javax.net.ssl.HostnameVerifier;
import javax.net.ssl.HttpsURLConnection;
-import javax.net.ssl.KeyManager;
-import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLHandshakeException;
-import javax.net.ssl.SSLSession;
-import javax.net.ssl.TrustManager;
-import javax.net.ssl.TrustManagerFactory;
-import javax.net.ssl.X509TrustManager;
+import okhttp3.CipherSuite;
+import okhttp3.ConnectionSpec;
+import okhttp3.Cookie;
+import okhttp3.CookieJar;
+import okhttp3.HttpUrl;
+import okhttp3.MediaType;
+import okhttp3.OkHttpClient;
+import okhttp3.Request;
+import okhttp3.RequestBody;
+import okhttp3.Response;
+import okhttp3.TlsVersion;
import se.leap.bitmaskclient.eip.Constants;
import se.leap.bitmaskclient.eip.EIP;
import se.leap.bitmaskclient.userstatus.SessionDialog;
import se.leap.bitmaskclient.userstatus.User;
import se.leap.bitmaskclient.userstatus.UserStatus;
+import static se.leap.bitmaskclient.R.string.certificate_error;
+import static se.leap.bitmaskclient.R.string.error_io_exception_user_message;
+import static se.leap.bitmaskclient.R.string.error_json_exception_user_message;
+import static se.leap.bitmaskclient.R.string.error_no_such_algorithm_exception_user_message;
+import static se.leap.bitmaskclient.R.string.keyChainAccessError;
+import static se.leap.bitmaskclient.R.string.malformed_url;
+import static se.leap.bitmaskclient.R.string.server_unreachable_message;
+import static se.leap.bitmaskclient.R.string.service_is_down_error;
+
/**
* Implements HTTP api methods used to manage communications with the provider server.
* <p/>
@@ -133,6 +141,9 @@ public class ProviderAPI extends IntentService {
go_ahead = false;
}
+ private final MediaType JSON
+ = MediaType.parse("application/json; charset=utf-8");
+
public ProviderAPI() {
super(TAG);
}
@@ -142,17 +153,13 @@ public class ProviderAPI extends IntentService {
super.onCreate();
preferences = getSharedPreferences(Dashboard.SHARED_PREFERENCES, MODE_PRIVATE);
- CookieHandler.setDefault(new CookieManager(null, CookiePolicy.ACCEPT_ORIGINAL_SERVER));
+ resources = getResources();
}
public static String lastProviderMainUrl() {
return last_provider_main_url;
}
- private String formatErrorMessage(final int toast_string_id) {
- return "{ \"" + ERRORS + "\" : \"" + getResources().getString(toast_string_id) + "\" }";
- }
-
@Override
protected void onHandleIntent(Intent command) {
final ResultReceiver receiver = command.getParcelableExtra(RECEIVER_KEY);
@@ -221,6 +228,118 @@ public class ProviderAPI extends IntentService {
}
}
+ private String formatErrorMessage(final int toastStringId) {
+ return formatErrorMessage(getResources().getString(toastStringId));
+ }
+
+ private String formatErrorMessage(String errorMessage) {
+ return "{ \"" + ERRORS + "\" : \"" + errorMessage + "\" }";
+ }
+
+ private JSONObject getErrorMessageAsJson(final int toastStringId) {
+ try {
+ return new JSONObject(formatErrorMessage(toastStringId));
+ } catch (JSONException e) {
+ e.printStackTrace();
+ return new JSONObject();
+ }
+ }
+
+ 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();
+ if (isSelfSigned) {
+ sslCompatFactory = new TLSCompatSocketFactory(preferences.getString(Provider.CA_CERT, ""));
+
+ } else {
+ sslCompatFactory = new TLSCompatSocketFactory();
+ }
+ sslCompatFactory.initSSLSocketFactory(clientBuilder);
+ clientBuilder.cookieJar(getCookieJar())
+ .connectionSpecs(Collections.singletonList(spec));
+ return clientBuilder.build();
+ } catch (IllegalStateException e) {
+ e.printStackTrace();
+ initError = getErrorMessageAsJson(String.format(resources.getString(keyChainAccessError), e.getLocalizedMessage()));
+ } catch (KeyStoreException e) {
+ e.printStackTrace();
+ initError = getErrorMessageAsJson(String.format(resources.getString(keyChainAccessError), e.getLocalizedMessage()));
+ } catch (KeyManagementException e) {
+ e.printStackTrace();
+ initError = getErrorMessageAsJson(String.format(resources.getString(keyChainAccessError), e.getLocalizedMessage()));
+ } catch (NoSuchAlgorithmException e) {
+ e.printStackTrace();
+ initError = getErrorMessageAsJson(resources.getString(error_no_such_algorithm_exception_user_message));
+ } catch (CertificateException e) {
+ e.printStackTrace();
+ initError = getErrorMessageAsJson(resources.getString(certificate_error));
+ } catch (UnknownHostException e) {
+ e.printStackTrace();
+ initError = getErrorMessageAsJson(resources.getString(server_unreachable_message));
+ } catch (IOException e) {
+ e.printStackTrace();
+ initError = getErrorMessageAsJson(resources.getString(error_io_exception_user_message));
+ } catch (NoSuchProviderException e) {
+ e.printStackTrace();
+ initError = getErrorMessageAsJson(resources.getString(error_no_such_algorithm_exception_user_message));
+ }
+ return null;
+ }
+ private OkHttpClient initCommercialCAHttpClient(JSONObject initError) {
+ return initHttpClient(initError, false);
+ }
+
+ private OkHttpClient initSelfSignedCAHttpClient(JSONObject initError) {
+ return initHttpClient(initError, true);
+ }
+
+ @NonNull
+ private ConnectionSpec getConnectionSpec() {
+ ConnectionSpec.Builder connectionSpecbuilder = new ConnectionSpec.Builder(ConnectionSpec.MODERN_TLS)
+ .tlsVersions(TlsVersion.TLS_1_2, TlsVersion.TLS_1_3);
+ //FIXME: restrict connection further to the following recommended cipher suites for ALL supported API levels
+ //figure out how to use bcjsse for that purpose
+ if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP_MR1)
+ connectionSpecbuilder.cipherSuites(
+ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
+ CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
+ CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
+ CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
+ CipherSuite.TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256,
+ CipherSuite.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256
+ );
+ return connectionSpecbuilder.build();
+ }
+
+ @NonNull
+ private CookieJar getCookieJar() {
+ return new CookieJar() {
+ private final HashMap<String, List<Cookie>> cookieStore = new HashMap<>();
+
+ @Override
+ public void saveFromResponse(HttpUrl url, List<Cookie> cookies) {
+ cookieStore.put(url.host(), cookies);
+ }
+
+ @Override
+ public List<Cookie> loadForRequest(HttpUrl url) {
+ List<Cookie> cookies = cookieStore.get(url.host());
+ return cookies != null ? cookies : new ArrayList<Cookie>();
+ }
+ };
+ }
+
+
private Bundle tryToRegister(Bundle task) {
Bundle result = new Bundle();
int progress = 0;
@@ -247,12 +366,18 @@ 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));
+ JSONObject api_result = 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))
@@ -298,17 +423,22 @@ 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));
+ JSONObject step_result = 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();
byte[] M1 = client.response(new BigInteger(salt, 16).toByteArray(), Bbytes);
if (M1 != null) {
- step_result = sendM1ToSRPServer(provider_api_url, username, M1);
+ step_result = sendM1ToSRPServer(provider_api_url, username, M1, okHttpClient);
setTokenIfAvailable(step_result);
byte[] M2 = new BigInteger(step_result.getString(LeapSRPSession.M2), 16).toByteArray();
if (client.verify(M2)) {
@@ -319,7 +449,7 @@ public class ProviderAPI extends IntentService {
} else {
result.putBoolean(RESULT_KEY, false);
result.putString(SessionDialog.USERNAME, username);
- result.putString(getResources().getString(R.string.user_message), getResources().getString(R.string.error_srp_math_error_user_message));
+ result.putString(resources.getString(R.string.user_message), resources.getString(R.string.error_srp_math_error_user_message));
}
} catch (JSONException e) {
result = authFailedNotification(step_result, username);
@@ -332,7 +462,6 @@ 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) { //
return false;
}
@@ -340,20 +469,33 @@ public class ProviderAPI extends IntentService {
}
private Bundle authFailedNotification(JSONObject result, String username) {
- Bundle user_notification_bundle = new Bundle();
- try {
- JSONObject error_message = result.getJSONObject(ERRORS);
- String error_type = error_message.keys().next().toString();
- String message = error_message.get(error_type).toString();
- user_notification_bundle.putString(getResources().getString(R.string.user_message), message);
- } catch (JSONException e) {
+ Bundle userNotificationBundle = new Bundle();
+ Object baseErrorMessage = result.opt(ERRORS);
+ if (baseErrorMessage != null) {
+ if (baseErrorMessage instanceof JSONObject) {
+ try {
+ JSONObject errorMessage = result.getJSONObject(ERRORS);
+ String errorType = errorMessage.keys().next().toString();
+ String message = errorMessage.get(errorType).toString();
+ userNotificationBundle.putString(resources.getString(R.string.user_message), message);
+ } catch (JSONException e) {
+ e.printStackTrace();
+ }
+ } else if (baseErrorMessage instanceof String) {
+ try {
+ String errorMessage = result.getString(ERRORS);
+ userNotificationBundle.putString(resources.getString(R.string.user_message), errorMessage);
+ } catch (JSONException e) {
+ e.printStackTrace();
+ }
+ }
}
if (!username.isEmpty())
- user_notification_bundle.putString(SessionDialog.USERNAME, username);
- user_notification_bundle.putBoolean(RESULT_KEY, false);
+ userNotificationBundle.putString(SessionDialog.USERNAME, username);
+ userNotificationBundle.putBoolean(RESULT_KEY, false);
- return user_notification_bundle;
+ return userNotificationBundle;
}
/**
@@ -401,13 +543,12 @@ 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) {
- Map<String, String> parameters = new HashMap<String, String>();
- parameters.put("login", username);
- parameters.put("A", clientA);
- return sendToServer(server_url + "/sessions.json", "POST", parameters);
+ 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(), okHttpClient);
}
/**
@@ -416,12 +557,12 @@ 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) {
- Map<String, String> parameters = new HashMap<String, String>();
- parameters.put("client_auth", new BigInteger(1, ConfigHelper.trim(m1)).toString(16));
- return sendToServer(server_url + "/sessions/" + username + ".json", "PUT", parameters);
+ 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, okHttpClient);
}
/**
@@ -431,14 +572,11 @@ public class ProviderAPI extends IntentService {
* @param username
* @param salt
* @param password_verifier
+ * @param okHttpClient
* @return response from authentication server
*/
- private JSONObject sendNewUserDataToSRPServer(String server_url, String username, String salt, String password_verifier) {
- Map<String, String> parameters = new HashMap<String, String>();
- parameters.put("user[login]", username);
- parameters.put("user[password_salt]", salt);
- parameters.put("user[password_verifier]", password_verifier);
- return sendToServer(server_url + "/users.json", "POST", parameters);
+ 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);
}
/**
@@ -446,88 +584,81 @@ public class ProviderAPI extends IntentService {
*
* @param url
* @param request_method
- * @param parameters
* @return response from authentication server
*/
- private JSONObject sendToServer(String url, String request_method, Map<String, String> parameters) {
- JSONObject json_response;
- HttpsURLConnection urlConnection = null;
+ 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 {
- InputStream is = null;
- urlConnection = (HttpsURLConnection) new URL(url).openConnection();
- urlConnection.setRequestMethod(request_method);
- String locale = Locale.getDefault().getLanguage() + Locale.getDefault().getCountry();
- urlConnection.setRequestProperty("Accept-Language", locale);
- urlConnection.setChunkedStreamingMode(0);
- urlConnection.setSSLSocketFactory(getProviderSSLSocketFactory());
-
- DataOutputStream writer = new DataOutputStream(urlConnection.getOutputStream());
- writer.writeBytes(formatHttpParameters(parameters));
- writer.close();
-
- is = urlConnection.getInputStream();
- String plain_response = new Scanner(is).useDelimiter("\\A").next();
- json_response = new JSONObject(plain_response);
- } catch (IOException e) {
- json_response = getErrorMessage(urlConnection);
- e.printStackTrace();
+ responseJson = new JSONObject(plain_response);
} catch (JSONException e) {
- json_response = getErrorMessage(urlConnection);
- e.printStackTrace();
- } catch (NoSuchAlgorithmException e) {
- json_response = getErrorMessage(urlConnection);
- e.printStackTrace();
- } catch (KeyManagementException e) {
- json_response = getErrorMessage(urlConnection);
- e.printStackTrace();
- } catch (KeyStoreException e) {
- json_response = getErrorMessage(urlConnection);
- e.printStackTrace();
- } catch (CertificateException e) {
- json_response = getErrorMessage(urlConnection);
e.printStackTrace();
+ responseJson = getErrorMessageAsJson(error_json_exception_user_message);
}
+ return responseJson;
- return json_response;
}
- private JSONObject getErrorMessage(HttpsURLConnection urlConnection) {
- JSONObject error_message = new JSONObject();
- if (urlConnection != null) {
- InputStream error_stream = urlConnection.getErrorStream();
- if (error_stream != null) {
- String error_response = new Scanner(error_stream).useDelimiter("\\A").next();
- try {
- error_message = new JSONObject(error_response);
- } catch (JSONException e) {
- e.printStackTrace();
- }
- urlConnection.disconnect();
+ private String requestStringFromServer(String url, String request_method, String jsonString, List<Pair<String, String>> headerArgs, @NonNull OkHttpClient okHttpClient) {
+ Response response;
+ String plainResponseBody = null;
+
+ RequestBody jsonBody = jsonString != null ? RequestBody.create(JSON, jsonString) : null;
+ Request.Builder requestBuilder = new Request.Builder()
+ .url(url)
+ .method(request_method, jsonBody);
+ if (headerArgs != null) {
+ for (Pair<String, String> keyValPair : headerArgs) {
+ requestBuilder.addHeader(keyValPair.first, keyValPair.second);
}
}
- return error_message;
- }
-
- private String formatHttpParameters(Map<String, String> parameters) throws UnsupportedEncodingException {
- StringBuilder result = new StringBuilder();
- boolean first = true;
+ //TODO: move to getHeaderArgs()?
+ String locale = Locale.getDefault().getLanguage() + Locale.getDefault().getCountry();
+ requestBuilder.addHeader("Accept-Language", locale);
+ Request request = requestBuilder.build();
- Iterator<String> parameter_iterator = parameters.keySet().iterator();
- while (parameter_iterator.hasNext()) {
- if (first)
- first = false;
- else
- result.append("&&");
+ try {
+ response = okHttpClient.newCall(request).execute();
- String key = parameter_iterator.next();
- String value = parameters.get(key);
+ InputStream inputStream = response.body().byteStream();
+ Scanner scanner = new Scanner(inputStream).useDelimiter("\\A");
+ if (scanner.hasNext()) {
+ plainResponseBody = scanner.next();
+ }
- result.append(URLEncoder.encode(key, "UTF-8"));
- result.append("=");
- result.append(URLEncoder.encode(value, "UTF-8"));
+ } catch (NullPointerException npe) {
+ plainResponseBody = formatErrorMessage(error_json_exception_user_message);
+ } catch (UnknownHostException e) {
+ plainResponseBody = formatErrorMessage(server_unreachable_message);
+ } catch (MalformedURLException e) {
+ plainResponseBody = formatErrorMessage(malformed_url);
+ } catch (SocketTimeoutException e) {
+ plainResponseBody = formatErrorMessage(server_unreachable_message);
+ } catch (SSLHandshakeException e) {
+ plainResponseBody = formatErrorMessage(certificate_error);
+ } catch (ConnectException e) {
+ 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?
+ plainResponseBody = formatErrorMessage(error_no_such_algorithm_exception_user_message);
+ } catch (IOException e) {
+ plainResponseBody = formatErrorMessage(error_io_exception_user_message);
}
- return result.toString();
+ return plainResponseBody;
}
/**
@@ -591,7 +722,7 @@ public class ProviderAPI extends IntentService {
result.putBoolean(RESULT_KEY, false);
}
} catch (JSONException e) {
- String reason_to_fail = formatErrorMessage(R.string.malformed_url);
+ String reason_to_fail = formatErrorMessage(malformed_url);
result.putString(ERRORS, reason_to_fail);
result.putBoolean(RESULT_KEY, false);
}
@@ -650,7 +781,6 @@ public class ProviderAPI extends IntentService {
if (go_ahead) {
String provider_dot_json_string;
-
if(provider_ca_cert_fingerprint.isEmpty())
provider_dot_json_string = downloadWithCommercialCA(provider_main_url + "/provider.json");
else
@@ -720,6 +850,7 @@ public class ProviderAPI extends IntentService {
return error_message;
}
+ //TODO: refactor with ticket #8773
private String downloadWithCommercialCA(String url_string, String ca_cert_fingerprint) {
String result = "";
@@ -736,7 +867,7 @@ public class ProviderAPI extends IntentService {
if(e instanceof SSLHandshakeException)
result = formatErrorMessage(R.string.error_security_pinnedcertificate);
else
- result = formatErrorMessage(R.string.error_io_exception_user_message);
+ result = formatErrorMessage(error_io_exception_user_message);
}
return result;
@@ -750,212 +881,90 @@ public class ProviderAPI extends IntentService {
*/
private String downloadWithCommercialCA(String string_url) {
- String json_file_content = "";
+ String responseString;
+ JSONObject errorJson = new JSONObject();
- URL provider_url = null;
- int seconds_of_timeout = 1;
- try {
- provider_url = new URL(string_url);
- URLConnection url_connection = provider_url.openConnection();
- 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(R.string.malformed_url);
- } catch (SocketTimeoutException e) {
- e.printStackTrace();
- json_file_content = formatErrorMessage(R.string.server_unreachable_message);
- } catch (SSLHandshakeException e) {
- if (provider_url != null) {
- json_file_content = downloadWithProviderCA(string_url);
- } else {
- json_file_content = formatErrorMessage(R.string.certificate_error);
- }
- } catch (ConnectException e) {
- json_file_content = formatErrorMessage(R.string.service_is_down_error);
- } catch (FileNotFoundException e) {
- json_file_content = formatErrorMessage(R.string.malformed_url);
- } catch (Exception e) {
- e.printStackTrace();
- if (provider_url != null) {
- json_file_content = downloadWithProviderCA(string_url);
- }
+ OkHttpClient okHttpClient = initCommercialCAHttpClient(errorJson);
+ if (okHttpClient == null) {
+ return errorJson.toString();
}
- return json_file_content;
- }
+ List<Pair<String, String>> headerArgs = getAuthorizationHeader();
- /**
- * Tries to download the contents of the provided url using not commercially validated CA certificate from chosen provider.
- *
- * @param url_string as a string
- * @return an empty string if it fails, the url content if not.
- */
- private String downloadWithProviderCA(String url_string) {
- String json_file_content = "";
+ responseString = sendGetStringToServer(string_url, headerArgs, okHttpClient);
- 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(R.string.server_unreachable_message);
- } catch (IOException e) {
- // The downloaded certificate doesn't validate our https connection.
- json_file_content = formatErrorMessage(R.string.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(R.string.server_unreachable_message);
+ if (responseString.contains(ERRORS)) {
+ try {
+ // try to download with provider CA on certificate error
+ JSONObject responseErrorJson = new JSONObject(responseString);
+ if (responseErrorJson.getString(ERRORS).equals(getString(R.string.certificate_error))) {
+ responseString = downloadWithProviderCA(string_url);
+ }
+ } catch (JSONException e) {
+ e.printStackTrace();
+ }
}
- return json_file_content;
- }
-
- 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);
-
- // Create a TrustManager that trusts the CAs in our KeyStore
- String tmfAlgorithm = TrustManagerFactory.getDefaultAlgorithm();
- TrustManagerFactory tmf = TrustManagerFactory.getInstance(tmfAlgorithm);
- tmf.init(keyStore);
+ return responseString;
+ }
- // Create an SSLContext that uses our TrustManager
- SSLContext context = SSLContext.getInstance("TLS");
- context.init(null, tmf.getTrustManagers(), null);
- return context.getSocketFactory();
+ @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;
}
/**
- * Downloads the string that's in the url with any certificate.
+ * Tries to download the contents of the provided url using not commercially validated CA certificate from chosen provider.
+ *
+ * @param urlString as a string
+ * @return an empty string if it fails, the url content if not.
*/
- private String downloadWithoutCA(String url_string) {
- String string = "";
- try {
-
- HostnameVerifier hostnameVerifier = new HostnameVerifier() {
- @Override
- public boolean verify(String hostname, SSLSession session) {
- return true;
- }
- };
-
- class DefaultTrustManager implements X509TrustManager {
-
- @Override
- public void checkClientTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {
- }
+ private String downloadWithProviderCA(String urlString) {
+ JSONObject initError = new JSONObject();
+ String responseString;
- @Override
- public void checkServerTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {
- }
+ OkHttpClient okHttpClient = initSelfSignedCAHttpClient(initError);
+ if (okHttpClient == null) {
+ return initError.toString();
+ }
- @Override
- public X509Certificate[] getAcceptedIssuers() {
- return null;
- }
- }
+ List<Pair<String, String>> headerArgs = getAuthorizationHeader();
- SSLContext context = SSLContext.getInstance("TLS");
- context.init(new KeyManager[0], new TrustManager[]{new DefaultTrustManager()}, new SecureRandom());
+ responseString = sendGetStringToServer(urlString, headerArgs, okHttpClient);
- URL url = new URL(url_string);
- HttpsURLConnection urlConnection = (HttpsURLConnection) url.openConnection();
- urlConnection.setSSLSocketFactory(context.getSocketFactory());
- urlConnection.setHostnameVerifier(hostnameVerifier);
- string = new Scanner(urlConnection.getInputStream()).useDelimiter("\\A").next();
- System.out.println("String ignoring certificate = " + string);
- } catch (FileNotFoundException e) {
- e.printStackTrace();
- string = formatErrorMessage(R.string.malformed_url);
- } catch (IOException e) {
- // The downloaded certificate doesn't validate our https connection.
- e.printStackTrace();
- string = formatErrorMessage(R.string.certificate_error);
- } catch (NoSuchAlgorithmException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- } catch (KeyManagementException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
- return string;
+ return responseString;
}
private boolean logOut() {
- String delete_url = provider_api_url + "/logout";
+ OkHttpClient okHttpClient = initSelfSignedCAHttpClient(new JSONObject());
+ if (okHttpClient == null) {
+ return false;
+ }
- HttpsURLConnection urlConnection = null;
- int responseCode = 0;
+ 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;
}