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authorParménides GV <parmegv@sdf.org>2015-01-06 10:11:50 +0100
committerParménides GV <parmegv@sdf.org>2015-01-19 15:57:44 +0100
commita74d09929575e44f86d09283ae4633b0dcfcb566 (patch)
tree1181c9d4ed9963823354643a8dd22bf07b921130 /app/src/main/java
parentdd6e5a29f40f38481dec5545ff4fe1cabd5d6384 (diff)
Extracted GatewaysManager + coded its tests
Diffstat (limited to 'app/src/main/java')
-rw-r--r--app/src/main/java/se/leap/bitmaskclient/eip/EIP.java239
-rw-r--r--app/src/main/java/se/leap/bitmaskclient/eip/Gateway.java11
-rw-r--r--app/src/main/java/se/leap/bitmaskclient/eip/GatewaysManager.java184
3 files changed, 230 insertions, 204 deletions
diff --git a/app/src/main/java/se/leap/bitmaskclient/eip/EIP.java b/app/src/main/java/se/leap/bitmaskclient/eip/EIP.java
index a86b9c6a..a5cc817a 100644
--- a/app/src/main/java/se/leap/bitmaskclient/eip/EIP.java
+++ b/app/src/main/java/se/leap/bitmaskclient/eip/EIP.java
@@ -16,46 +16,17 @@
*/
package se.leap.bitmaskclient.eip;
-import android.app.Activity;
-import android.app.IntentService;
-import android.content.Context;
-import android.content.Intent;
-import android.content.SharedPreferences;
-import android.os.Bundle;
-import android.os.ResultReceiver;
+import android.app.*;
+import android.content.*;
+import android.os.*;
import android.util.Log;
-import com.google.gson.Gson;
-import com.google.gson.reflect.TypeToken;
+import org.json.*;
-import org.json.JSONArray;
-import org.json.JSONException;
-import org.json.JSONObject;
+import de.blinkt.openvpn.*;
+import se.leap.bitmaskclient.*;
-import java.lang.reflect.Type;
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.Iterator;
-import java.util.List;
-import java.util.NoSuchElementException;
-
-import de.blinkt.openvpn.LaunchVPN;
-import de.blinkt.openvpn.VpnProfile;
-import de.blinkt.openvpn.core.Connection;
-import de.blinkt.openvpn.core.ProfileManager;
-import se.leap.bitmaskclient.Dashboard;
-import se.leap.bitmaskclient.EipFragment;
-import se.leap.bitmaskclient.Provider;
-
-import static se.leap.bitmaskclient.eip.Constants.ACTION_CHECK_CERT_VALIDITY;
-import static se.leap.bitmaskclient.eip.Constants.ACTION_IS_EIP_RUNNING;
-import static se.leap.bitmaskclient.eip.Constants.ACTION_START_EIP;
-import static se.leap.bitmaskclient.eip.Constants.ACTION_STOP_EIP;
-import static se.leap.bitmaskclient.eip.Constants.ACTION_UPDATE_EIP_SERVICE;
-import static se.leap.bitmaskclient.eip.Constants.CERTIFICATE;
-import static se.leap.bitmaskclient.eip.Constants.KEY;
-import static se.leap.bitmaskclient.eip.Constants.RECEIVER_TAG;
-import static se.leap.bitmaskclient.eip.Constants.REQUEST_TAG;
+import static se.leap.bitmaskclient.eip.Constants.*;
/**
* EIP is the abstract base class for interacting with and managing the Encrypted
@@ -79,26 +50,25 @@ public final class EIP extends IntentService {
private static SharedPreferences preferences;
private static JSONObject eip_definition;
- private static List<Gateway> gateways = new ArrayList<>();
- private static ProfileManager profile_manager;
+ private static GatewaysManager gateways_manager = new GatewaysManager();
private static Gateway gateway;
- public EIP(){
- super(TAG);
- }
+ public EIP(){
+ super(TAG);
+ }
- @Override
- public void onCreate() {
- super.onCreate();
+ @Override
+ public void onCreate() {
+ super.onCreate();
- context = getApplicationContext();
+ context = getApplicationContext();
preferences = getSharedPreferences(Dashboard.SHARED_PREFERENCES, MODE_PRIVATE);
-
- profile_manager = ProfileManager.getInstance(context);
- eip_definition = eipDefinitionFromPreferences();
- if(gateways.isEmpty())
- gateways = gatewaysFromPreferences();
- }
+ eip_definition = eipDefinitionFromPreferences();
+ if(gateways_manager.isEmpty()) {
+ gateways_manager = new GatewaysManager(context, preferences);
+ gatewaysFromPreferences();
+ }
+ }
@Override
protected void onHandleIntent(Intent intent) {
@@ -123,18 +93,17 @@ public final class EIP extends IntentService {
* It also sets up early routes.
*/
private void startEIP() {
- if(gateways.isEmpty())
+ if(gateways_manager.isEmpty())
updateEIPService();
earlyRoutes();
- GatewaySelector gateway_selector = new GatewaySelector(gateways);
- gateway = gateway_selector.select();
+ gateway = gateways_manager.select();
if(gateway != null && gateway.getProfile() != null) {
mReceiver = EipFragment.getReceiver();
launchActiveGateway();
- tellToReceiver(ACTION_START_EIP, Activity.RESULT_OK);
+ tellToReceiver(ACTION_START_EIP, Activity.RESULT_OK);
} else
- tellToReceiver(ACTION_START_EIP, Activity.RESULT_CANCELED);
+ tellToReceiver(ACTION_START_EIP, Activity.RESULT_CANCELED);
}
/**
@@ -184,173 +153,39 @@ public final class EIP extends IntentService {
*/
private void updateEIPService() {
eip_definition = eipDefinitionFromPreferences();
- if(eip_definition != null)
+ if(eip_definition.length() > 0)
updateGateways();
tellToReceiver(ACTION_UPDATE_EIP_SERVICE, Activity.RESULT_OK);
}
private JSONObject eipDefinitionFromPreferences() {
+ JSONObject result = new JSONObject();
try {
String eip_definition_string = preferences.getString(KEY, "");
if(!eip_definition_string.isEmpty()) {
- return new JSONObject(eip_definition_string);
+ result = new JSONObject(eip_definition_string);
}
} catch (JSONException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
- return null;
- }
-
- private List<Gateway> gatewaysFromPreferences() {
- List<Gateway> result;
-
- String gateways_string = preferences.getString(Gateway.TAG, "");
- Type type_list_gateways = new TypeToken<ArrayList<Gateway>>() {}.getType();
- result = gateways_string.isEmpty() ?
- new ArrayList<Gateway>()
- : (List<Gateway>) new Gson().fromJson(gateways_string, type_list_gateways);
- preferences.edit().remove(Gateway.TAG);
- return result;
- }
-
- /**
- * Walk the list of gateways defined in eip-service.json and parse them into
- * Gateway objects.
- */
- private void updateGateways(){
- try {
- JSONArray gatewaysDefined = eip_definition.getJSONArray("gateways");
- for (int i = 0; i < gatewaysDefined.length(); i++) {
- JSONObject gw = gatewaysDefined.getJSONObject(i);
- if (isOpenVpnGateway(gw)) {
- JSONObject secrets = secretsConfiguration();
- Gateway aux = new Gateway(eip_definition, secrets, gw);
- if(!containsProfileWithSecrets(aux.getProfile())) {
- addGateway(aux);
- }
- }
- }
- gatewaysToPreferences();
- } catch (JSONException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
- }
-
- private boolean isOpenVpnGateway(JSONObject gateway) {
- try {
- String transport = gateway.getJSONObject("capabilities").getJSONArray("transport").toString();
- return transport.contains("openvpn");
- } catch (JSONException e) {
- return false;
- }
- }
-
-
- private JSONObject secretsConfiguration() {
- JSONObject result = new JSONObject();
- try {
- result.put(Provider.CA_CERT, preferences.getString(Provider.CA_CERT, ""));
- result.put(Constants.PRIVATE_KEY, preferences.getString(Constants.PRIVATE_KEY, ""));
- result.put(Constants.CERTIFICATE, preferences.getString(Constants.CERTIFICATE, ""));
- } catch (JSONException e) {
- e.printStackTrace();
- }
return result;
}
- private void addGateway(Gateway gateway) {
- VpnProfile profile = gateway.getProfile();
- removeGateway(gateway);
-
- profile_manager.addProfile(profile);
- profile_manager.saveProfile(context, profile);
- profile_manager.saveProfileList(context);
-
- gateways.add(gateway);
- }
-
- private void removeGateway(Gateway gateway) {
- VpnProfile profile = gateway.getProfile();
- removeDuplicatedProfile(profile);
- removeDuplicatedGateway(profile);
- }
-
- private void removeDuplicatedProfile(VpnProfile original) {
- if(containsProfile(original)) {
- VpnProfile remove = duplicatedProfile(original);
- profile_manager.removeProfile(context, remove);
- }if(containsProfile(original)) removeDuplicatedProfile(original);
- }
-
- private boolean containsProfile(VpnProfile profile) {
- Collection<VpnProfile> profiles = profile_manager.getProfiles();
- for(VpnProfile aux : profiles) {
- if (sameConnections(profile.mConnections, aux.mConnections)) {
- return true;
- }
- }
- return false;
- }
-
- private boolean containsProfileWithSecrets(VpnProfile profile) {
- boolean result = false;
-
- if(containsProfile(profile)) {
- Collection<VpnProfile> profiles = profile_manager.getProfiles();
- for(VpnProfile aux : profiles) {
- result = result == false ?
- sameConnections(profile.mConnections, aux.mConnections)
- && profile.mClientCertFilename.equalsIgnoreCase(aux.mClientCertFilename)
- && profile.mClientKeyFilename.equalsIgnoreCase(aux.mClientKeyFilename)
- : true;
- }
- }
- return result;
- }
-
- private VpnProfile duplicatedProfile(VpnProfile profile) {
- VpnProfile duplicated = null;
- Collection<VpnProfile> profiles = profile_manager.getProfiles();
- for(VpnProfile aux : profiles) {
- if (sameConnections(profile.mConnections, aux.mConnections)) {
- duplicated = aux;
- }
- }
- if(duplicated != null) return duplicated;
- else throw new NoSuchElementException(profile.getName());
- }
-
- private boolean sameConnections(Connection[] c1, Connection[] c2) {
- int same_connections = 0;
- for(Connection c1_aux : c1) {
- for(Connection c2_aux : c2)
- if(c2_aux.mServerName.equals(c1_aux.mServerName)) {
- same_connections++;
- break;
- }
- }
- return c1.length == c2.length && c1.length == same_connections;
-
+ private void updateGateways(){
+ gateways_manager.fromEipServiceJson(eip_definition);
+ gatewaysToPreferences();
}
- private void removeDuplicatedGateway(VpnProfile profile) {
- Iterator<Gateway> it = gateways.iterator();
- List<Gateway> gateways_to_remove = new ArrayList<>();
- while(it.hasNext()) {
- Gateway aux = it.next();
- if(sameConnections(aux.getProfile().mConnections, profile.mConnections)) {
- gateways_to_remove.add(aux);
- }
- }
- gateways.removeAll(gateways_to_remove);
+ private void gatewaysFromPreferences() {
+ String gateways_string = preferences.getString(Gateway.TAG, "");
+ gateways_manager.addFromString(gateways_string);
+ preferences.edit().remove(Gateway.TAG).apply();
}
private void gatewaysToPreferences() {
- Type type_list_gateways = new TypeToken<List<Gateway>>() {}.getType();
- String gateways_string = new Gson().toJson(gateways, type_list_gateways);
- preferences.edit().putString(Gateway.TAG, gateways_string).apply();
+ String gateways_string = gateways_manager.toString();
+ preferences.edit().putString(Gateway.TAG, gateways_string).commit();
}
private void checkCertValidity() {
diff --git a/app/src/main/java/se/leap/bitmaskclient/eip/Gateway.java b/app/src/main/java/se/leap/bitmaskclient/eip/Gateway.java
index daf7d4a7..0d8a2f7b 100644
--- a/app/src/main/java/se/leap/bitmaskclient/eip/Gateway.java
+++ b/app/src/main/java/se/leap/bitmaskclient/eip/Gateway.java
@@ -20,6 +20,8 @@ import android.app.Activity;
import android.content.SharedPreferences;
import android.util.Log;
+import com.google.gson.Gson;
+
import org.json.JSONException;
import org.json.JSONObject;
@@ -40,7 +42,7 @@ import se.leap.bitmaskclient.Dashboard;
*/
public class Gateway {
- public static String TAG = Gateway.class.getSimpleName();
+ public final static String TAG = Gateway.class.getSimpleName();
private JSONObject general_configuration;
private JSONObject secrets;
@@ -53,7 +55,7 @@ public class Gateway {
* Build a gateway object from a JSON OpenVPN gateway definition in eip-service.json
* and create a VpnProfile belonging to it.
*/
- protected Gateway(JSONObject eip_definition, JSONObject secrets, JSONObject gateway){
+ public Gateway(JSONObject eip_definition, JSONObject secrets, JSONObject gateway){
this.gateway = gateway;
this.secrets = secrets;
@@ -130,4 +132,9 @@ public class Gateway {
public int getTimezone() {
return timezone;
}
+
+ @Override
+ public String toString() {
+ return new Gson().toJson(this, Gateway.class);
+ }
}
diff --git a/app/src/main/java/se/leap/bitmaskclient/eip/GatewaysManager.java b/app/src/main/java/se/leap/bitmaskclient/eip/GatewaysManager.java
new file mode 100644
index 00000000..b1aa5a2f
--- /dev/null
+++ b/app/src/main/java/se/leap/bitmaskclient/eip/GatewaysManager.java
@@ -0,0 +1,184 @@
+/**
+ * Copyright (c) 2013, 2014, 2015 LEAP Encryption Access Project and contributers
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package se.leap.bitmaskclient.eip;
+
+import android.content.*;
+import android.util.Log;
+
+import com.google.gson.*;
+import com.google.gson.reflect.*;
+
+import org.json.*;
+
+import java.lang.reflect.*;
+import java.util.*;
+
+import de.blinkt.openvpn.*;
+import de.blinkt.openvpn.core.*;
+import se.leap.bitmaskclient.*;
+
+/**
+ * @author parmegv
+ */
+public class GatewaysManager {
+
+ private Context context;
+ private SharedPreferences preferences;
+ private List<Gateway> gateways = new ArrayList<>();
+ private ProfileManager profile_manager;
+ private Type list_type = new TypeToken<ArrayList<Gateway>>() {}.getType();
+
+ public GatewaysManager() {}
+
+ public GatewaysManager(Context context, SharedPreferences preferences) {
+ this.context = context;
+ this.preferences = preferences;
+ profile_manager = ProfileManager.getInstance(context);
+ }
+ public Gateway select() {
+ GatewaySelector gateway_selector = new GatewaySelector(gateways);
+ return gateway_selector.select();
+ }
+
+ public boolean isEmpty() {
+ return gateways.isEmpty();
+ }
+
+ public int size() {
+ return gateways.size();
+ }
+
+ public void addFromString(String gateways) {
+ List<Gateway> gateways_list = new ArrayList<Gateway>();
+ try {
+ gateways_list = new Gson().fromJson(gateways, list_type);
+ } catch(JsonSyntaxException e) {
+ gateways_list.add(new Gson().fromJson(gateways, Gateway.class));
+ }
+
+ if(gateways_list != null) {
+ for (Gateway gateway : gateways_list)
+ removeDuplicatedGateway(gateway);
+ this.gateways.addAll(gateways_list);
+ } else
+ Log.d("GatewaysManager", "No gateways added");
+ }
+
+ @Override
+ public String toString() {
+ return new Gson().toJson(gateways, list_type);
+ }
+
+ public void fromEipServiceJson(JSONObject eip_definition) {
+ try {
+ JSONArray gatewaysDefined = eip_definition.getJSONArray("gateways");
+ for (int i = 0; i < gatewaysDefined.length(); i++) {
+ JSONObject gw = gatewaysDefined.getJSONObject(i);
+ if (isOpenVpnGateway(gw)) {
+ JSONObject secrets = secretsConfiguration();
+ Gateway aux = new Gateway(eip_definition, secrets, gw);
+ if(!containsProfileWithSecrets(aux.getProfile())) {
+ addGateway(aux);
+ }
+ }
+ }
+ } catch (JSONException e) {
+ // TODO Auto-generated catch block
+ e.printStackTrace();
+ }
+ }
+
+ private boolean isOpenVpnGateway(JSONObject gateway) {
+ try {
+ String transport = gateway.getJSONObject("capabilities").getJSONArray("transport").toString();
+ return transport.contains("openvpn");
+ } catch (JSONException e) {
+ return false;
+ }
+ }
+
+ private JSONObject secretsConfiguration() {
+ JSONObject result = new JSONObject();
+ try {
+ result.put(Provider.CA_CERT, preferences.getString(Provider.CA_CERT, ""));
+ result.put(Constants.PRIVATE_KEY, preferences.getString(Constants.PRIVATE_KEY, ""));
+ result.put(Constants.CERTIFICATE, preferences.getString(Constants.CERTIFICATE, ""));
+ } catch (JSONException e) {
+ e.printStackTrace();
+ }
+ return result;
+ }
+
+ private boolean containsProfileWithSecrets(VpnProfile profile) {
+ boolean result = false;
+
+ Collection<VpnProfile> profiles = profile_manager.getProfiles();
+ for(VpnProfile aux : profiles) {
+ result = result || sameConnections(profile.mConnections, aux.mConnections)
+ && profile.mClientCertFilename.equalsIgnoreCase(aux.mClientCertFilename)
+ && profile.mClientKeyFilename.equalsIgnoreCase(aux.mClientKeyFilename);
+ }
+ return result;
+ }
+
+ private void addGateway(Gateway gateway) {
+ removeDuplicatedGateway(gateway);
+
+ gateways.add(gateway);
+
+ VpnProfile profile = gateway.getProfile();
+ profile_manager.addProfile(profile);
+ //profile_manager.saveProfile(context, profile);
+ //profile_manager.saveProfileList(context);
+ }
+
+ private void removeDuplicatedGateway(Gateway gateway) {
+ Iterator<Gateway> it = gateways.iterator();
+ List<Gateway> gateways_to_remove = new ArrayList<>();
+ while(it.hasNext()) {
+ Gateway aux = it.next();
+ if(sameConnections(aux.getProfile().mConnections, gateway.getProfile().mConnections)) {
+ gateways_to_remove.add(aux);
+ }
+ }
+ gateways.removeAll(gateways_to_remove);
+ removeDuplicatedProfiles(gateway.getProfile());
+ }
+
+ private void removeDuplicatedProfiles(VpnProfile original) {
+ Collection<VpnProfile> profiles = profile_manager.getProfiles();
+ List<VpnProfile> remove_list = new ArrayList<>();
+ for(VpnProfile aux : profiles) {
+ if (sameConnections(original.mConnections, aux.mConnections))
+ remove_list.add(aux);
+ }
+ for (VpnProfile profile : remove_list)
+ profile_manager.removeProfile(context, profile);
+ }
+
+ private boolean sameConnections(Connection[] c1, Connection[] c2) {
+ int same_connections = 0;
+ for(Connection c1_aux : c1) {
+ for(Connection c2_aux : c2)
+ if(c2_aux.mServerName.equals(c1_aux.mServerName)) {
+ same_connections++;
+ break;
+ }
+ }
+ return c1.length == c2.length && c1.length == same_connections;
+ }
+}