Merge branch 'ipv6_gateway_selection' into 'beta-release'

adapt eip-service.json parsing to support ipv6

See merge request leap/bitmask_android!125

13 files changed, 827 insertions, 10 deletions

diff --git a/app/src/main/java/se/leap/bitmaskclient/base/models/Constants.java b/app/src/main/java/se/leap/bitmaskclient/base/models/Constants.java
index 8adf7744..a0d295bd 100644
--- a/app/src/main/java/se/leap/bitmaskclient/base/models/Constants.java
+++ b/app/src/main/java/se/leap/bitmaskclient/base/models/Constants.java
@@ -157,6 +157,7 @@ public interface Constants {
     // JSON KEYS
     /////////////////////////////////////////////
     String IP_ADDRESS = "ip_address";
+    String IP_ADDRESS6 = "ip_address6";
     String REMOTE = "remote";
     String PORTS = "ports";
     String PROTOCOLS = "protocols";
diff --git a/app/src/main/java/se/leap/bitmaskclient/eip/VpnConfigGenerator.java b/app/src/main/java/se/leap/bitmaskclient/eip/VpnConfigGenerator.java
index 51069d6d..8c9699ca 100644
--- a/app/src/main/java/se/leap/bitmaskclient/eip/VpnConfigGenerator.java
+++ b/app/src/main/java/se/leap/bitmaskclient/eip/VpnConfigGenerator.java
@@ -37,6 +37,7 @@ import static de.blinkt.openvpn.core.connection.Connection.TransportType.OBFS4;
 import static de.blinkt.openvpn.core.connection.Connection.TransportType.OPENVPN;
 import static se.leap.bitmaskclient.base.models.Constants.CAPABILITIES;
 import static se.leap.bitmaskclient.base.models.Constants.IP_ADDRESS;
+import static se.leap.bitmaskclient.base.models.Constants.IP_ADDRESS6;
 import static se.leap.bitmaskclient.base.models.Constants.OPTIONS;
 import static se.leap.bitmaskclient.base.models.Constants.PORTS;
 import static se.leap.bitmaskclient.base.models.Constants.PROTOCOLS;
@@ -70,7 +71,7 @@ public class VpnConfigGenerator {
     public void checkCapabilities() throws ConfigParser.ConfigParseError {
 
         try {
-            if (apiVersion == 3) {
+            if (apiVersion >= 3) {
                 JSONArray supportedTransports = gateway.getJSONObject(CAPABILITIES).getJSONArray(TRANSPORT);
                 for (int i = 0; i < supportedTransports.length(); i++) {
                     JSONObject transport = supportedTransports.getJSONObject(i);
@@ -170,8 +171,13 @@ public class VpnConfigGenerator {
                     gatewayConfigApiv1(stringBuilder, ipAddress, capabilities);
                     break;
                 case 3:
+                case 4:
+                    String ipAddress6 = gateway.optString(IP_ADDRESS6);
+                    String[] ipAddresses = ipAddress6.isEmpty()  ?
+                            new String[]{ipAddress} :
+                            new String[]{ipAddress6, ipAddress};
                     JSONArray transports = capabilities.getJSONArray(TRANSPORT);
-                    gatewayConfigApiv3(transportType, stringBuilder, ipAddress, transports);
+                    gatewayConfigMinApiv3(transportType, stringBuilder, ipAddresses, transports);
                     break;
             }
         } catch (JSONException e) {
@@ -186,11 +192,11 @@ public class VpnConfigGenerator {
         return remotes;
     }
 
-    private void gatewayConfigApiv3(Connection.TransportType transportType, StringBuilder stringBuilder, String ipAddress, JSONArray transports) throws JSONException {
+    private void gatewayConfigMinApiv3(Connection.TransportType transportType, StringBuilder stringBuilder, String[] ipAddresses, JSONArray transports) throws JSONException {
         if (transportType == OBFS4) {
-            obfs4GatewayConfigApiv3(stringBuilder, ipAddress, transports);
+            obfs4GatewayConfigMinApiv3(stringBuilder, ipAddresses, transports);
         } else {
-            ovpnGatewayConfigApi3(stringBuilder, ipAddress, transports);
+            ovpnGatewayConfigMinApi3(stringBuilder, ipAddresses, transports);
         }
     }
 
@@ -209,7 +215,7 @@ public class VpnConfigGenerator {
         }
     }
 
-    private void ovpnGatewayConfigApi3(StringBuilder stringBuilder, String ipAddress, JSONArray transports) throws JSONException {
+    private void ovpnGatewayConfigMinApi3(StringBuilder stringBuilder, String[] ipAddresses, JSONArray transports) throws JSONException {
         String port;
         String protocol;
         JSONObject openvpnTransport = getTransport(transports, OPENVPN);
@@ -219,8 +225,10 @@ public class VpnConfigGenerator {
             JSONArray protocols = openvpnTransport.getJSONArray(PROTOCOLS);
             for (int k = 0; k < protocols.length(); k++) {
                 protocol = protocols.optString(k);
-                String newRemote = REMOTE + " " + ipAddress + " " + port + " " + protocol + newLine;
-                stringBuilder.append(newRemote);
+                for (String ipAddress : ipAddresses) {
+                    String newRemote = REMOTE + " " + ipAddress + " " + port + " " + protocol + newLine;
+                    stringBuilder.append(newRemote);
+                }
             }
         }
     }
@@ -237,8 +245,15 @@ public class VpnConfigGenerator {
         return selectedTransport;
     }
 
-    private void obfs4GatewayConfigApiv3(StringBuilder stringBuilder, String ipAddress, JSONArray transports) throws JSONException {
+    private void obfs4GatewayConfigMinApiv3(StringBuilder stringBuilder, String[] ipAddresses, JSONArray transports) throws JSONException {
         JSONObject obfs4Transport = getTransport(transports, OBFS4);
+        //for now only use ipv4 gateway the syntax route remote_host 255.255.255.255 net_gateway is not yet working
+        // https://community.openvpn.net/openvpn/ticket/1161
+        /*for (String ipAddress : ipAddresses) {
+            String route = "route " + ipAddress + " 255.255.255.255 net_gateway" + newLine;
+            stringBuilder.append(route);
+        }*/
+        String ipAddress = ipAddresses[ipAddresses.length - 1];
         String route = "route " + ipAddress + " 255.255.255.255 net_gateway" + newLine;
         stringBuilder.append(route);
         String remote = REMOTE + " " + DISPATCHER_IP + " " + DISPATCHER_PORT + " " + obfs4Transport.getJSONArray(PROTOCOLS).getString(0) + newLine;
diff --git a/app/src/sharedTest/java/se.leap.bitmaskclient/testutils/TestSetupHelper.java b/app/src/sharedTest/java/se.leap.bitmaskclient/testutils/TestSetupHelper.java
index 729c75ed..0fdc94ca 100644
--- a/app/src/sharedTest/java/se.leap.bitmaskclient/testutils/TestSetupHelper.java
+++ b/app/src/sharedTest/java/se.leap.bitmaskclient/testutils/TestSetupHelper.java
@@ -53,6 +53,11 @@ public class TestSetupHelper {
         return getProvider(null,  null, null, null, null, null, null, null);
     }
 
+    public static Provider getConfiguredProviderAPIv4() {
+           return getProvider(null, null, null, null, null, "v4/riseup.net.json", "v4/riseup.service.json", null);
+    }
+
+
     public static Provider getProvider(String domain, String geoipUrl, String providerIp, String providerApiIp, String caCertFile, String providerJson, String eipServiceJson, String geoIpJson) {
         if (domain == null)
             domain = "https://riseup.net";
diff --git a/app/src/test/java/se/leap/bitmaskclient/eip/ProviderApiManagerTest.java b/app/src/test/java/se/leap/bitmaskclient/eip/ProviderApiManagerTest.java
index 38449c20..dbcb86b8 100644
--- a/app/src/test/java/se/leap/bitmaskclient/eip/ProviderApiManagerTest.java
+++ b/app/src/test/java/se/leap/bitmaskclient/eip/ProviderApiManagerTest.java
@@ -63,6 +63,7 @@ import static se.leap.bitmaskclient.testutils.BackendMockResponses.BackendMockPr
 import static se.leap.bitmaskclient.testutils.BackendMockResponses.BackendMockProvider.TestBackendErrorCase.ERROR_CASE_UPDATED_CERTIFICATE;
 import static se.leap.bitmaskclient.testutils.BackendMockResponses.BackendMockProvider.TestBackendErrorCase.ERROR_GEOIP_SERVICE_IS_DOWN;
 import static se.leap.bitmaskclient.testutils.BackendMockResponses.BackendMockProvider.TestBackendErrorCase.NO_ERROR;
+import static se.leap.bitmaskclient.testutils.BackendMockResponses.BackendMockProvider.TestBackendErrorCase.NO_ERROR_API_V4;
 import static se.leap.bitmaskclient.testutils.MockHelper.mockBundle;
 import static se.leap.bitmaskclient.testutils.MockHelper.mockClientGenerator;
 import static se.leap.bitmaskclient.testutils.MockHelper.mockConfigHelper;
@@ -74,6 +75,7 @@ import static se.leap.bitmaskclient.testutils.MockHelper.mockResources;
 import static se.leap.bitmaskclient.testutils.MockHelper.mockResultReceiver;
 import static se.leap.bitmaskclient.testutils.MockHelper.mockTextUtils;
 import static se.leap.bitmaskclient.testutils.TestSetupHelper.getConfiguredProvider;
+import static se.leap.bitmaskclient.testutils.TestSetupHelper.getConfiguredProviderAPIv4;
 import static se.leap.bitmaskclient.testutils.TestSetupHelper.getInputAsString;
 import static se.leap.bitmaskclient.testutils.TestSetupHelper.getProvider;
 
@@ -559,4 +561,25 @@ public class ProviderApiManagerTest {
         providerApiManager.handleIntent(providerApiCommand);
     }
 
+    @Test
+    public void test_handleIntentSetupProvider_APIv4_happyPath() throws IOException, CertificateEncodingException, NoSuchAlgorithmException, JSONException {
+        Provider provider = getConfiguredProviderAPIv4();
+
+        mockFingerprintForCertificate(" a5244308a1374709a9afce95e3ae47c1b44bc2398c0a70ccbf8b3a8a97f29494");
+        mockProviderApiConnector(NO_ERROR_API_V4);
+        providerApiManager = new ProviderApiManager(mockPreferences, mockResources, mockClientGenerator(), new TestProviderApiServiceCallback());
+        Bundle expectedResult = mockBundle();
+
+        expectedResult.putBoolean(BROADCAST_RESULT_KEY, true);
+        expectedResult.putParcelable(PROVIDER_KEY, provider);
+
+        Intent providerApiCommand = mockIntent();
+
+        providerApiCommand.putExtra(PROVIDER_KEY, provider);
+        providerApiCommand.setAction(ProviderAPI.SET_UP_PROVIDER);
+        providerApiCommand.putExtra(ProviderAPI.RECEIVER_KEY, mockResultReceiver(PROVIDER_OK, expectedResult));
+
+        providerApiManager.handleIntent(providerApiCommand);
+    }
+
 }
diff --git a/app/src/test/java/se/leap/bitmaskclient/eip/VpnConfigGeneratorTest.java b/app/src/test/java/se/leap/bitmaskclient/eip/VpnConfigGeneratorTest.java
index 7d6d1715..ad6f5d7b 100644
--- a/app/src/test/java/se/leap/bitmaskclient/eip/VpnConfigGeneratorTest.java
+++ b/app/src/test/java/se/leap/bitmaskclient/eip/VpnConfigGeneratorTest.java
@@ -12,6 +12,7 @@ import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.mockito.Answers;
 import org.mockito.Mock;
+import org.mockito.internal.util.StringUtil;
 import org.powermock.core.classloader.annotations.PrepareForTest;
 import org.powermock.modules.junit4.PowerMockRunner;
 
@@ -25,6 +26,7 @@ import se.leap.bitmaskclient.testutils.TestSetupHelper;
 
 import static de.blinkt.openvpn.core.connection.Connection.TransportType.OBFS4;
 import static de.blinkt.openvpn.core.connection.Connection.TransportType.OPENVPN;
+import static junit.framework.Assert.assertEquals;
 import static junit.framework.Assert.assertFalse;
 import static junit.framework.Assert.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
@@ -32,6 +34,7 @@ import static org.mockito.Mockito.RETURNS_DEEP_STUBS;
 import static org.mockito.Mockito.mock;
 import static org.powermock.api.mockito.PowerMockito.mockStatic;
 import static org.powermock.api.mockito.PowerMockito.when;
+import static se.leap.bitmaskclient.base.models.Constants.OPENVPN_CONFIGURATION;
 import static se.leap.bitmaskclient.testutils.MockHelper.mockTextUtils;
 
 /**
@@ -763,6 +766,257 @@ public class VpnConfigGeneratorTest {
             "keepalive 10 30 \n" +
             "tls-cipher DHE-RSA-AES128-SHA \n";
 
+    String expectedVPNConfig_v4_ovpn_tcp_udp = "# Config for OpenVPN 2.x\n" +
+            "# Enables connection to GUI\n" +
+            "management /data/data/se.leap.bitmask/mgmtsocket unix\n" +
+            "management-client\n" +
+            "management-query-passwords\n" +
+            "management-hold\n" +
+            "\n" +
+            "setenv IV_GUI_VER \"se.leap.bitmaskclient 0.9.10\" \n" +
+            "setenv IV_PLAT_VER \"0 null JUNIT null null null\"\n" +
+            "machine-readable-output\n" +
+            "allow-recursive-routing\n" +
+            "ifconfig-nowarn\n" +
+            "client\n" +
+            "verb 4\n" +
+            "connect-retry 2 300\n" +
+            "resolv-retry 60\n" +
+            "dev tun\n" +
+            "remote 2001:db8:123::1056 1195 tcp-client\n" +
+            "remote 37.218.247.60 1195 tcp-client\n" +
+            "remote 2001:db8:123::1056 1195 udp\n" +
+            "remote 37.218.247.60 1195 udp\n" +
+            "<ca>\n" +
+            "-----BEGIN CERTIFICATE-----\n" +
+            "MIIFbzCCA1egAwIBAgIBATANBgkqhkiG9w0BAQ0FADBKMRgwFgYDVQQDDA9CaXRt\n" +
+            "YXNrIFJvb3QgQ0ExEDAOBgNVBAoMB0JpdG1hc2sxHDAaBgNVBAsME2h0dHBzOi8v\n" +
+            "Yml0bWFzay5uZXQwHhcNMTIxMTA2MDAwMDAwWhcNMjIxMTA2MDAwMDAwWjBKMRgw\n" +
+            "FgYDVQQDDA9CaXRtYXNrIFJvb3QgQ0ExEDAOBgNVBAoMB0JpdG1hc2sxHDAaBgNV\n" +
+            "BAsME2h0dHBzOi8vYml0bWFzay5uZXQwggIiMA0GCSqGSIb3DQEBAQUAA4ICDwAw\n" +
+            "ggIKAoICAQC1eV4YvayaU+maJbWrD4OHo3d7S1BtDlcvkIRS1Fw3iYDjsyDkZxai\n" +
+            "dHp4EUasfNQ+EVtXUvtk6170EmLco6Elg8SJBQ27trE6nielPRPCfX3fQzETRfvB\n" +
+            "7tNvGw4Jn2YKiYoMD79kkjgyZjkJ2r/bEHUSevmR09BRp86syHZerdNGpXYhcQ84\n" +
+            "CA1+V+603GFIHnrP+uQDdssW93rgDNYu+exT+Wj6STfnUkugyjmPRPjL7wh0tzy+\n" +
+            "znCeLl4xiV3g9sjPnc7r2EQKd5uaTe3j71sDPF92KRk0SSUndREz+B1+Dbe/RGk4\n" +
+            "MEqGFuOzrtsgEhPIX0hplhb0Tgz/rtug+yTT7oJjBa3u20AAOQ38/M99EfdeJvc4\n" +
+            "lPFF1XBBLh6X9UKF72an2NuANiX6XPySnJgZ7nZ09RiYZqVwu/qt3DfvLfhboq+0\n" +
+            "bQvLUPXrVDr70onv5UDjpmEA/cLmaIqqrduuTkFZOym65/PfAPvpGnt7crQj/Ibl\n" +
+            "DEDYZQmP7AS+6zBjoOzNjUGE5r40zWAR1RSi7zliXTu+yfsjXUIhUAWmYR6J3KxB\n" +
+            "lfsiHBQ+8dn9kC3YrUexWoOqBiqJOAJzZh5Y1tqgzfh+2nmHSB2dsQRs7rDRRlyy\n" +
+            "YMbkpzL9ZsOUO2eTP1mmar6YjCN+rggYjRrX71K2SpBG6b1zZxOG+wIDAQABo2Aw\n" +
+            "XjAdBgNVHQ4EFgQUuYGDLL2sswnYpHHvProt1JU+D48wDgYDVR0PAQH/BAQDAgIE\n" +
+            "MAwGA1UdEwQFMAMBAf8wHwYDVR0jBBgwFoAUuYGDLL2sswnYpHHvProt1JU+D48w\n" +
+            "DQYJKoZIhvcNAQENBQADggIBADeG67vaFcbITGpi51264kHPYPEWaXUa5XYbtmBl\n" +
+            "cXYyB6hY5hv/YNuVGJ1gWsDmdeXEyj0j2icGQjYdHRfwhrbEri+h1EZOm1cSBDuY\n" +
+            "k/P5+ctHyOXx8IE79DBsZ6IL61UKIaKhqZBfLGYcWu17DVV6+LT+AKtHhOrv3TSj\n" +
+            "RnAcKnCbKqXLhUPXpK0eTjPYS2zQGQGIhIy9sQXVXJJJsGrPgMxna1Xw2JikBOCG\n" +
+            "htD/JKwt6xBmNwktH0GI/LVtVgSp82Clbn9C4eZN9E5YbVYjLkIEDhpByeC71QhX\n" +
+            "EIQ0ZR56bFuJA/CwValBqV/G9gscTPQqd+iETp8yrFpAVHOW+YzSFbxjTEkBte1J\n" +
+            "aF0vmbqdMAWLk+LEFPQRptZh0B88igtx6tV5oVd+p5IVRM49poLhuPNJGPvMj99l\n" +
+            "mlZ4+AeRUnbOOeAEuvpLJbel4rhwFzmUiGoeTVoPZyMevWcVFq6BMkS+jRR2w0jK\n" +
+            "G6b0v5XDHlcFYPOgUrtsOBFJVwbutLvxdk6q37kIFnWCd8L3kmES5q4wjyFK47Co\n" +
+            "Ja8zlx64jmMZPg/t3wWqkZgXZ14qnbyG5/lGsj5CwVtfDljrhN0oCWK1FZaUmW3d\n" +
+            "69db12/g4f6phldhxiWuGC/W6fCW5kre7nmhshcltqAJJuU47iX+DarBFiIj816e\n" +
+            "yV8e\n" +
+            "-----END CERTIFICATE-----\n" +
+            "\n" +
+            "</ca>\n" +
+            "<key>\n" +
+            "-----BEGIN RSA PRIVATE KEY-----\n" +
+            "MIIEwAIBADANBgkqhkiG9w0BAQEFAASCBKowggSmAgEAAoIBAQDUTYWeGgsHS+fjijmziniNqw6h\n" +
+            "MBpyK4S/cM6PxV28C33VuOWPTMcIYesctjZANWFCggfFTQSjV5Qaxq9UK4i27tayLbCdlVS6hpbl\n" +
+            "Vf4DuI3Gj1Pv1rtITBShtvCf3T7yBnjW4wVpOpsUAAOViKUSvUU3kPPMFWhiGQw8yHYr82ts6XMo\n" +
+            "jwMoonW5Ml4e7C7Cr22QesC63q7emNcpUd0pZGT9C33RgDAHZDMrlyjo4HEp1JbUfB0gbmXElJbE\n" +
+            "1TNdZ62HhgmMjzTUN1GGrQ1t91AEoEQwaK65o4YSj+yFv6KXZZz5OWaz94tKiN9v26EXtBFmRlyb\n" +
+            "6+D9ynSd9LghAgMBAAECggEBANPHLRXkhsHVj1EkzqBx7gXr8CEMmiTvknFh9zvltrZhhDoRQjWr\n" +
+            "chPDkcRHY2Cznvy4N0YyqQDD2ULIlZdSAgPxxothFoBruWSD47yMBmLx08ORsDpcqt/YvPAATJI8\n" +
+            "IpFNsXcyaXBp/M57oRemgnxp/8UJPJmFdWX99H4hvffh/jdj7POgYiWUaAl37XTYZKZ4nzKU2wpL\n" +
+            "EDLj9RKPz9gG7CYp2zrLC9LaAsrXVrKwPBw6g+XwbClaqFj97db3mrY4lr6mTo89qmus1AU+fBDH\n" +
+            "3Xlpmc8JwB+30TvhRNKrpLx9cEjuEj7K1gm8Y4dWCjPi+lNbtAyUBcgPJFa/81ECgYEA7pLoBU/Y\n" +
+            "ZYjyHFca8FvDBcBh6haHfqJr9doXWtgjDrbi3o2n5wHqfKhFWOH6vPEQozkOVeX1ze6HOiRmGBpW\n" +
+            "r+r7x8TD25L7I6HJw3M351RWOAfkF0w/RTVdetcTgduQtfN1u6BDhYSVceXMjyQYx7MhfETWI8Gh\n" +
+            "KSYm8OEDYiUCgYEA489fmbrCcUnXzpTsbswJ5NmSoEXbcX8cLxnQuzE0z9GHhQdrMjOpXR76reTW\n" +
+            "6jcuudarNcwRUYSWWhjCDKHhpx4HhasWPaHgr7jIzcRw8yZSJRSxKr8sl1qh6g7s47JcmfXOMWLt\n" +
+            "yuyE933XrT19Th4ODZHY40Uv35mPjMi9d00CgYEAyRNAQtndBRa7GG/B4Ls2T+6pl+aNJIo4e+no\n" +
+            "rURlp800wWabEPRocdBRQmyULBLxduBr2LIMzhgwGSz8b2wji/l9ZA3PFY135bxClVzSzUIjuO3N\n" +
+            "rGUzHl2wAAyuAFDSUshzfkPBJRNt8aVBF5PQ3t93ZYmPAmv8LPZe875yX5ECgYEAsUEcwK/ZNW7g\n" +
+            "dQPZR4iJNkC4Xu6cBZ6Cnn92swBheEYvLSoNlX0vDZ7aLE3/jzQqrjzC8NP8sbH5jtbuvgeDXZX3\n" +
+            "AmGRp5j6C6A61ihAPmEVz3ZfN8SSfJ3vl//PAIg6lyz0J+cy4Q7RkwSeuVQ72Hl4M8TEvmmKC3Af\n" +
+            "ispy6Y0CgYEAgl1o2lo+ACyk+oVQPaaPqK3d7WOBFp4eR2nXFor/vsx9igQOlZUgzRDQsR8jo1o9\n" +
+            "efOSBf87igrZGgssys89pWa2dnXnz5PMmzkKr6bw4D9Ez6u6Puc9UZhGw/8wDYg6fSosdB9utspm\n" +
+            "M698ycef7jBNMDgmhpSvfw5GctoNQ4s=\n" +
+            "-----END RSA PRIVATE KEY-----\n" +
+            "</key>\n" +
+            "<cert>\n" +
+            "-----BEGIN CERTIFICATE-----\n" +
+            "MIIEjDCCAnSgAwIBAgIQG6MBp/cd9DlY+7cdvp3R3jANBgkqhkiG9w0BAQsFADBmMRAwDgYDVQQK\n" +
+            "DAdCaXRtYXNrMRwwGgYDVQQLDBNodHRwczovL2JpdG1hc2submV0MTQwMgYDVQQDDCtCaXRtYXNr\n" +
+            "IFJvb3QgQ0EgKGNsaWVudCBjZXJ0aWZpY2F0ZXMgb25seSEpMB4XDTE0MTIwNTAwMDAwMFoXDTE1\n" +
+            "MDMwNTAwMDAwMFowLTErMCkGA1UEAwwiVU5MSU1JVEVEZDBwZDdkMzE4eTNtOHNkeXllaTFqYmZl\n" +
+            "eDCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBANRNhZ4aCwdL5+OKObOKeI2rDqEwGnIr\n" +
+            "hL9wzo/FXbwLfdW45Y9Mxwhh6xy2NkA1YUKCB8VNBKNXlBrGr1QriLbu1rItsJ2VVLqGluVV/gO4\n" +
+            "jcaPU+/Wu0hMFKG28J/dPvIGeNbjBWk6mxQAA5WIpRK9RTeQ88wVaGIZDDzIdivza2zpcyiPAyii\n" +
+            "dbkyXh7sLsKvbZB6wLrert6Y1ylR3SlkZP0LfdGAMAdkMyuXKOjgcSnUltR8HSBuZcSUlsTVM11n\n" +
+            "rYeGCYyPNNQ3UYatDW33UASgRDBorrmjhhKP7IW/opdlnPk5ZrP3i0qI32/boRe0EWZGXJvr4P3K\n" +
+            "dJ30uCECAwEAAaNvMG0wHQYDVR0OBBYEFK8bMVAM4GBB5sHptoIOAaIvlYueMAsGA1UdDwQEAwIH\n" +
+            "gDATBgNVHSUEDDAKBggrBgEFBQcDAjAJBgNVHRMEAjAAMB8GA1UdIwQYMBaAFId+E7bsWFsUWah9\n" +
+            "vZuPvZ7O+aJsMA0GCSqGSIb3DQEBCwUAA4ICAQAQOX81csVhvP422NKkZH7+g3npBpl+sEHedaGR\n" +
+            "xYPOu4HrA4TVF9h44sljRoRJyenGNdBZCXcLKHg889eePTf8Z5K3lTojp6hvwyA6tgxOMHT1kESW\n" +
+            "PfqnRw8mHfHJuE3g+4YNUMwggzwc/VZATdV/7M33sarVN9AUOHou9n9BizgCC+UnYlS+F2POumE3\n" +
+            "FbOhKo5uubI02MwBYlN2JVO2TBt1Q20w8wc6cU07Xi5Epp+1mkgFiOShkNtPcJmEyBWJhxDtSDOW\n" +
+            "2doqWYNqH2kq7B5R/kyyfcpFJqAnBTV7xs+C5rTS1mW7LpxfdCUMbYuLCpyxpO3A/DhAm8n47tUH\n" +
+            "lBtmo8Avdb8VdFpYiGBpB0o9kTFcsWFb2GkWFBduGfSEB8jUI7QtqhgZqocAKK/cweSRV8FwyUcn\n" +
+            "R0prRm3QEi9fbXqEddzjSY9y/lqWYzT7u+IOAQpKroeZ4wzgYperDNOUFuYk1rP7yuvjP2pV5rcN\n" +
+            "yPoBP60TPVWMRM4WJm6nTogAz2qBrFsf/XwT/ajzbsjT6HNB7QbRE+wkFkqspoXG5Agp7KQ8lW3L\n" +
+            "SKCDGOQJz7VIE85pD0tg7QEXBEw8oaRZtMjQ0Gvs25mxXAKka4wGasaWfYH6d0E+iKYcWn86V1rH\n" +
+            "K2ZoknT+Nno5jgjFuUR3fZseNizEfx7BteooKQ==\n" +
+            "-----END CERTIFICATE-----\n" +
+            "</cert>\n" +
+            "crl-verify file missing in config profile\n" +
+            "comp-lzo\n" +
+            "nobind\n"+
+            "remote-cert-tls server\n" +
+            "data-ciphers AES-256-GCM:AES-128-GCM:AES-256-CBC\n" +
+            "cipher AES-256-CBC\n" +
+            "auth SHA1\n" +
+            "persist-tun\n" +
+            "# persist-tun also enables pre resolving to avoid DNS resolve problem\n" +
+            "preresolve\n" +
+            "# Custom configuration options\n" +
+            "# You are on your on own here :)\n" +
+            "# These options found in the config file do not map to config settings:\n" +
+            "keepalive 10 30 \n" +
+            "tls-cipher DHE-RSA-AES128-SHA \n" +
+            "sndbuf 0 \n" +
+            "rcvbuf 0 \n";
+
+    String expectedVPNConfig_v4_ovpn_udp_tcp = "# Config for OpenVPN 2.x\n" +
+            "# Enables connection to GUI\n" +
+            "management /data/data/se.leap.bitmask/mgmtsocket unix\n" +
+            "management-client\n" +
+            "management-query-passwords\n" +
+            "management-hold\n" +
+            "\n" +
+            "setenv IV_GUI_VER \"se.leap.bitmaskclient 0.9.10\" \n" +
+            "setenv IV_PLAT_VER \"0 null JUNIT null null null\"\n" +
+            "machine-readable-output\n" +
+            "allow-recursive-routing\n" +
+            "ifconfig-nowarn\n" +
+            "client\n" +
+            "verb 4\n" +
+            "connect-retry 2 300\n" +
+            "resolv-retry 60\n" +
+            "dev tun\n" +
+            "remote 2001:db8:123::1056 1195 udp\n" +
+            "remote 37.218.247.60 1195 udp\n" +
+            "remote 2001:db8:123::1056 1195 tcp-client\n" +
+            "remote 37.218.247.60 1195 tcp-client\n" +
+            "<ca>\n" +
+            "-----BEGIN CERTIFICATE-----\n" +
+            "MIIFbzCCA1egAwIBAgIBATANBgkqhkiG9w0BAQ0FADBKMRgwFgYDVQQDDA9CaXRt\n" +
+            "YXNrIFJvb3QgQ0ExEDAOBgNVBAoMB0JpdG1hc2sxHDAaBgNVBAsME2h0dHBzOi8v\n" +
+            "Yml0bWFzay5uZXQwHhcNMTIxMTA2MDAwMDAwWhcNMjIxMTA2MDAwMDAwWjBKMRgw\n" +
+            "FgYDVQQDDA9CaXRtYXNrIFJvb3QgQ0ExEDAOBgNVBAoMB0JpdG1hc2sxHDAaBgNV\n" +
+            "BAsME2h0dHBzOi8vYml0bWFzay5uZXQwggIiMA0GCSqGSIb3DQEBAQUAA4ICDwAw\n" +
+            "ggIKAoICAQC1eV4YvayaU+maJbWrD4OHo3d7S1BtDlcvkIRS1Fw3iYDjsyDkZxai\n" +
+            "dHp4EUasfNQ+EVtXUvtk6170EmLco6Elg8SJBQ27trE6nielPRPCfX3fQzETRfvB\n" +
+            "7tNvGw4Jn2YKiYoMD79kkjgyZjkJ2r/bEHUSevmR09BRp86syHZerdNGpXYhcQ84\n" +
+            "CA1+V+603GFIHnrP+uQDdssW93rgDNYu+exT+Wj6STfnUkugyjmPRPjL7wh0tzy+\n" +
+            "znCeLl4xiV3g9sjPnc7r2EQKd5uaTe3j71sDPF92KRk0SSUndREz+B1+Dbe/RGk4\n" +
+            "MEqGFuOzrtsgEhPIX0hplhb0Tgz/rtug+yTT7oJjBa3u20AAOQ38/M99EfdeJvc4\n" +
+            "lPFF1XBBLh6X9UKF72an2NuANiX6XPySnJgZ7nZ09RiYZqVwu/qt3DfvLfhboq+0\n" +
+            "bQvLUPXrVDr70onv5UDjpmEA/cLmaIqqrduuTkFZOym65/PfAPvpGnt7crQj/Ibl\n" +
+            "DEDYZQmP7AS+6zBjoOzNjUGE5r40zWAR1RSi7zliXTu+yfsjXUIhUAWmYR6J3KxB\n" +
+            "lfsiHBQ+8dn9kC3YrUexWoOqBiqJOAJzZh5Y1tqgzfh+2nmHSB2dsQRs7rDRRlyy\n" +
+            "YMbkpzL9ZsOUO2eTP1mmar6YjCN+rggYjRrX71K2SpBG6b1zZxOG+wIDAQABo2Aw\n" +
+            "XjAdBgNVHQ4EFgQUuYGDLL2sswnYpHHvProt1JU+D48wDgYDVR0PAQH/BAQDAgIE\n" +
+            "MAwGA1UdEwQFMAMBAf8wHwYDVR0jBBgwFoAUuYGDLL2sswnYpHHvProt1JU+D48w\n" +
+            "DQYJKoZIhvcNAQENBQADggIBADeG67vaFcbITGpi51264kHPYPEWaXUa5XYbtmBl\n" +
+            "cXYyB6hY5hv/YNuVGJ1gWsDmdeXEyj0j2icGQjYdHRfwhrbEri+h1EZOm1cSBDuY\n" +
+            "k/P5+ctHyOXx8IE79DBsZ6IL61UKIaKhqZBfLGYcWu17DVV6+LT+AKtHhOrv3TSj\n" +
+            "RnAcKnCbKqXLhUPXpK0eTjPYS2zQGQGIhIy9sQXVXJJJsGrPgMxna1Xw2JikBOCG\n" +
+            "htD/JKwt6xBmNwktH0GI/LVtVgSp82Clbn9C4eZN9E5YbVYjLkIEDhpByeC71QhX\n" +
+            "EIQ0ZR56bFuJA/CwValBqV/G9gscTPQqd+iETp8yrFpAVHOW+YzSFbxjTEkBte1J\n" +
+            "aF0vmbqdMAWLk+LEFPQRptZh0B88igtx6tV5oVd+p5IVRM49poLhuPNJGPvMj99l\n" +
+            "mlZ4+AeRUnbOOeAEuvpLJbel4rhwFzmUiGoeTVoPZyMevWcVFq6BMkS+jRR2w0jK\n" +
+            "G6b0v5XDHlcFYPOgUrtsOBFJVwbutLvxdk6q37kIFnWCd8L3kmES5q4wjyFK47Co\n" +
+            "Ja8zlx64jmMZPg/t3wWqkZgXZ14qnbyG5/lGsj5CwVtfDljrhN0oCWK1FZaUmW3d\n" +
+            "69db12/g4f6phldhxiWuGC/W6fCW5kre7nmhshcltqAJJuU47iX+DarBFiIj816e\n" +
+            "yV8e\n" +
+            "-----END CERTIFICATE-----\n" +
+            "\n" +
+            "</ca>\n" +
+            "<key>\n" +
+            "-----BEGIN RSA PRIVATE KEY-----\n" +
+            "MIIEwAIBADANBgkqhkiG9w0BAQEFAASCBKowggSmAgEAAoIBAQDUTYWeGgsHS+fjijmziniNqw6h\n" +
+            "MBpyK4S/cM6PxV28C33VuOWPTMcIYesctjZANWFCggfFTQSjV5Qaxq9UK4i27tayLbCdlVS6hpbl\n" +
+            "Vf4DuI3Gj1Pv1rtITBShtvCf3T7yBnjW4wVpOpsUAAOViKUSvUU3kPPMFWhiGQw8yHYr82ts6XMo\n" +
+            "jwMoonW5Ml4e7C7Cr22QesC63q7emNcpUd0pZGT9C33RgDAHZDMrlyjo4HEp1JbUfB0gbmXElJbE\n" +
+            "1TNdZ62HhgmMjzTUN1GGrQ1t91AEoEQwaK65o4YSj+yFv6KXZZz5OWaz94tKiN9v26EXtBFmRlyb\n" +
+            "6+D9ynSd9LghAgMBAAECggEBANPHLRXkhsHVj1EkzqBx7gXr8CEMmiTvknFh9zvltrZhhDoRQjWr\n" +
+            "chPDkcRHY2Cznvy4N0YyqQDD2ULIlZdSAgPxxothFoBruWSD47yMBmLx08ORsDpcqt/YvPAATJI8\n" +
+            "IpFNsXcyaXBp/M57oRemgnxp/8UJPJmFdWX99H4hvffh/jdj7POgYiWUaAl37XTYZKZ4nzKU2wpL\n" +
+            "EDLj9RKPz9gG7CYp2zrLC9LaAsrXVrKwPBw6g+XwbClaqFj97db3mrY4lr6mTo89qmus1AU+fBDH\n" +
+            "3Xlpmc8JwB+30TvhRNKrpLx9cEjuEj7K1gm8Y4dWCjPi+lNbtAyUBcgPJFa/81ECgYEA7pLoBU/Y\n" +
+            "ZYjyHFca8FvDBcBh6haHfqJr9doXWtgjDrbi3o2n5wHqfKhFWOH6vPEQozkOVeX1ze6HOiRmGBpW\n" +
+            "r+r7x8TD25L7I6HJw3M351RWOAfkF0w/RTVdetcTgduQtfN1u6BDhYSVceXMjyQYx7MhfETWI8Gh\n" +
+            "KSYm8OEDYiUCgYEA489fmbrCcUnXzpTsbswJ5NmSoEXbcX8cLxnQuzE0z9GHhQdrMjOpXR76reTW\n" +
+            "6jcuudarNcwRUYSWWhjCDKHhpx4HhasWPaHgr7jIzcRw8yZSJRSxKr8sl1qh6g7s47JcmfXOMWLt\n" +
+            "yuyE933XrT19Th4ODZHY40Uv35mPjMi9d00CgYEAyRNAQtndBRa7GG/B4Ls2T+6pl+aNJIo4e+no\n" +
+            "rURlp800wWabEPRocdBRQmyULBLxduBr2LIMzhgwGSz8b2wji/l9ZA3PFY135bxClVzSzUIjuO3N\n" +
+            "rGUzHl2wAAyuAFDSUshzfkPBJRNt8aVBF5PQ3t93ZYmPAmv8LPZe875yX5ECgYEAsUEcwK/ZNW7g\n" +
+            "dQPZR4iJNkC4Xu6cBZ6Cnn92swBheEYvLSoNlX0vDZ7aLE3/jzQqrjzC8NP8sbH5jtbuvgeDXZX3\n" +
+            "AmGRp5j6C6A61ihAPmEVz3ZfN8SSfJ3vl//PAIg6lyz0J+cy4Q7RkwSeuVQ72Hl4M8TEvmmKC3Af\n" +
+            "ispy6Y0CgYEAgl1o2lo+ACyk+oVQPaaPqK3d7WOBFp4eR2nXFor/vsx9igQOlZUgzRDQsR8jo1o9\n" +
+            "efOSBf87igrZGgssys89pWa2dnXnz5PMmzkKr6bw4D9Ez6u6Puc9UZhGw/8wDYg6fSosdB9utspm\n" +
+            "M698ycef7jBNMDgmhpSvfw5GctoNQ4s=\n" +
+            "-----END RSA PRIVATE KEY-----\n" +
+            "</key>\n" +
+            "<cert>\n" +
+            "-----BEGIN CERTIFICATE-----\n" +
+            "MIIEjDCCAnSgAwIBAgIQG6MBp/cd9DlY+7cdvp3R3jANBgkqhkiG9w0BAQsFADBmMRAwDgYDVQQK\n" +
+            "DAdCaXRtYXNrMRwwGgYDVQQLDBNodHRwczovL2JpdG1hc2submV0MTQwMgYDVQQDDCtCaXRtYXNr\n" +
+            "IFJvb3QgQ0EgKGNsaWVudCBjZXJ0aWZpY2F0ZXMgb25seSEpMB4XDTE0MTIwNTAwMDAwMFoXDTE1\n" +
+            "MDMwNTAwMDAwMFowLTErMCkGA1UEAwwiVU5MSU1JVEVEZDBwZDdkMzE4eTNtOHNkeXllaTFqYmZl\n" +
+            "eDCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBANRNhZ4aCwdL5+OKObOKeI2rDqEwGnIr\n" +
+            "hL9wzo/FXbwLfdW45Y9Mxwhh6xy2NkA1YUKCB8VNBKNXlBrGr1QriLbu1rItsJ2VVLqGluVV/gO4\n" +
+            "jcaPU+/Wu0hMFKG28J/dPvIGeNbjBWk6mxQAA5WIpRK9RTeQ88wVaGIZDDzIdivza2zpcyiPAyii\n" +
+            "dbkyXh7sLsKvbZB6wLrert6Y1ylR3SlkZP0LfdGAMAdkMyuXKOjgcSnUltR8HSBuZcSUlsTVM11n\n" +
+            "rYeGCYyPNNQ3UYatDW33UASgRDBorrmjhhKP7IW/opdlnPk5ZrP3i0qI32/boRe0EWZGXJvr4P3K\n" +
+            "dJ30uCECAwEAAaNvMG0wHQYDVR0OBBYEFK8bMVAM4GBB5sHptoIOAaIvlYueMAsGA1UdDwQEAwIH\n" +
+            "gDATBgNVHSUEDDAKBggrBgEFBQcDAjAJBgNVHRMEAjAAMB8GA1UdIwQYMBaAFId+E7bsWFsUWah9\n" +
+            "vZuPvZ7O+aJsMA0GCSqGSIb3DQEBCwUAA4ICAQAQOX81csVhvP422NKkZH7+g3npBpl+sEHedaGR\n" +
+            "xYPOu4HrA4TVF9h44sljRoRJyenGNdBZCXcLKHg889eePTf8Z5K3lTojp6hvwyA6tgxOMHT1kESW\n" +
+            "PfqnRw8mHfHJuE3g+4YNUMwggzwc/VZATdV/7M33sarVN9AUOHou9n9BizgCC+UnYlS+F2POumE3\n" +
+            "FbOhKo5uubI02MwBYlN2JVO2TBt1Q20w8wc6cU07Xi5Epp+1mkgFiOShkNtPcJmEyBWJhxDtSDOW\n" +
+            "2doqWYNqH2kq7B5R/kyyfcpFJqAnBTV7xs+C5rTS1mW7LpxfdCUMbYuLCpyxpO3A/DhAm8n47tUH\n" +
+            "lBtmo8Avdb8VdFpYiGBpB0o9kTFcsWFb2GkWFBduGfSEB8jUI7QtqhgZqocAKK/cweSRV8FwyUcn\n" +
+            "R0prRm3QEi9fbXqEddzjSY9y/lqWYzT7u+IOAQpKroeZ4wzgYperDNOUFuYk1rP7yuvjP2pV5rcN\n" +
+            "yPoBP60TPVWMRM4WJm6nTogAz2qBrFsf/XwT/ajzbsjT6HNB7QbRE+wkFkqspoXG5Agp7KQ8lW3L\n" +
+            "SKCDGOQJz7VIE85pD0tg7QEXBEw8oaRZtMjQ0Gvs25mxXAKka4wGasaWfYH6d0E+iKYcWn86V1rH\n" +
+            "K2ZoknT+Nno5jgjFuUR3fZseNizEfx7BteooKQ==\n" +
+            "-----END CERTIFICATE-----\n" +
+            "</cert>\n" +
+            "crl-verify file missing in config profile\n" +
+            "comp-lzo\n" +
+            "nobind\n"+
+            "remote-cert-tls server\n" +
+            "data-ciphers AES-256-GCM:AES-128-GCM:AES-256-CBC\n" +
+            "cipher AES-256-CBC\n" +
+            "auth SHA1\n" +
+            "persist-tun\n" +
+            "# persist-tun also enables pre resolving to avoid DNS resolve problem\n" +
+            "preresolve\n" +
+            "# Custom configuration options\n" +
+            "# You are on your on own here :)\n" +
+            "# These options found in the config file do not map to config settings:\n" +
+            "keepalive 10 30 \n" +
+            "tls-cipher DHE-RSA-AES128-SHA \n" +
+            "sndbuf 0 \n" +
+            "rcvbuf 0 \n";
+
+
 
     @Before
     public void setUp() throws  Exception {
@@ -860,4 +1114,31 @@ public class VpnConfigGeneratorTest {
         System.out.println(vpnProfiles.get(OPENVPN).getConfigFile(context, false));
         assertTrue(vpnProfiles.get(OPENVPN).getConfigFile(context, false).trim().equals(expectedVPNConfig_v3_ovpn_udp_tcp_defaultDataCiphers.trim()));
     }
+
+    @Test
+    public void testGenerateVpnProfile_v4_ovpn_tcp_udp() throws Exception {
+        gateway = new JSONObject(TestSetupHelper.getInputAsString(getClass().getClassLoader().getResourceAsStream("v4/ptdemo_pt_tcp_udp.eip-service.json"))).getJSONArray("gateways").getJSONObject(0);
+        generalConfig = new JSONObject(TestSetupHelper.getInputAsString(getClass().getClassLoader().getResourceAsStream("v4/ptdemo_pt_tcp_udp.eip-service.json"))).getJSONObject(OPENVPN_CONFIGURATION);
+        vpnConfigGenerator = new VpnConfigGenerator(generalConfig, secrets, gateway, 4);
+        HashMap<Connection.TransportType, VpnProfile> vpnProfiles = vpnConfigGenerator.generateVpnProfiles();
+        assertTrue(vpnProfiles.containsKey(OBFS4));
+        assertTrue(vpnProfiles.containsKey(OPENVPN));
+        System.out.println(vpnProfiles.get(OPENVPN).getConfigFile(context, false));
+        assertTrue(vpnProfiles.get(OPENVPN).getConfigFile(context, false).trim().equals(expectedVPNConfig_v4_ovpn_tcp_udp.trim()));
+    }
+
+    @Test
+    public void testGenerateVpnProfile_v4_ovpn_udp_tcp() throws Exception {
+        gateway = new JSONObject(TestSetupHelper.getInputAsString(getClass().getClassLoader().getResourceAsStream("v4/ptdemo_pt_udp_tcp.eip-service.json"))).getJSONArray("gateways").getJSONObject(0);
+        generalConfig = new JSONObject(TestSetupHelper.getInputAsString(getClass().getClassLoader().getResourceAsStream("v4/ptdemo_pt_udp_tcp.eip-service.json"))).getJSONObject(OPENVPN_CONFIGURATION);
+        vpnConfigGenerator = new VpnConfigGenerator(generalConfig, secrets, gateway, 4);
+        HashMap<Connection.TransportType, VpnProfile> vpnProfiles = vpnConfigGenerator.generateVpnProfiles();
+        assertTrue(vpnProfiles.containsKey(OBFS4));
+        assertTrue(vpnProfiles.containsKey(OPENVPN));
+        System.out.println(vpnProfiles.get(OPENVPN).getConfigFile(context, false));
+        System.out.println(expectedVPNConfig_v4_ovpn_udp_tcp.trim());
+        assertTrue(vpnProfiles.get(OPENVPN).getConfigFile(context, false).trim().equals(expectedVPNConfig_v4_ovpn_udp_tcp.trim()));
+    }
+
+
 }
\ No newline at end of file
diff --git a/app/src/test/java/se/leap/bitmaskclient/testutils/BackendMockResponses/BackendMockProvider.java b/app/src/test/java/se/leap/bitmaskclient/testutils/BackendMockResponses/BackendMockProvider.java
index 3e8dfd5f..d76e4029 100644
--- a/app/src/test/java/se/leap/bitmaskclient/testutils/BackendMockResponses/BackendMockProvider.java
+++ b/app/src/test/java/se/leap/bitmaskclient/testutils/BackendMockResponses/BackendMockProvider.java
@@ -45,7 +45,8 @@ public class BackendMockProvider {
         ERROR_NO_ACCESS,
         ERROR_INVALID_SESSION_TOKEN,
         ERROR_NO_CONNECTION,
-        ERROR_WRONG_SRP_CREDENTIALS
+        ERROR_WRONG_SRP_CREDENTIALS,
+        NO_ERROR_API_V4
     }
 
 
@@ -55,6 +56,9 @@ public class BackendMockProvider {
             case NO_ERROR:
                 new NoErrorBackendResponse();
                 break;
+            case NO_ERROR_API_V4:
+                new NoErrorBackendResponseAPIv4();
+                break;
             case ERROR_CASE_UPDATED_CERTIFICATE:
                 new UpdatedCertificateBackendResponse();
                 break;
diff --git a/app/src/test/java/se/leap/bitmaskclient/testutils/BackendMockResponses/NoErrorBackendResponseAPIv4.java b/app/src/test/java/se/leap/bitmaskclient/testutils/BackendMockResponses/NoErrorBackendResponseAPIv4.java
new file mode 100644
index 00000000..3b77834f
--- /dev/null
+++ b/app/src/test/java/se/leap/bitmaskclient/testutils/BackendMockResponses/NoErrorBackendResponseAPIv4.java
@@ -0,0 +1,92 @@
+/**
+ * Copyright (c) 2018 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.testutils.BackendMockResponses;
+
+import org.mockito.invocation.InvocationOnMock;
+import org.mockito.stubbing.Answer;
+
+import java.io.IOException;
+
+import static se.leap.bitmaskclient.testutils.TestSetupHelper.getInputAsString;
+
+/**
+ * Created by cyberta on 10.01.18.
+ */
+
+public class NoErrorBackendResponseAPIv4 extends BaseBackendResponse {
+    public NoErrorBackendResponseAPIv4() throws IOException {
+        super();
+    }
+
+    @Override
+    public Answer<String> getAnswerForRequestStringFromServer() {
+        return new Answer<String>() {
+            @Override
+            public String answer(InvocationOnMock invocation) throws Throwable {
+                String url = (String) invocation.getArguments()[0];
+                String requestMethod = (String) invocation.getArguments()[1];
+                String jsonPayload = (String) invocation.getArguments()[2];
+
+                if (url.contains("/provider.json")) {
+                    //download provider json
+                    return getInputAsString(getClass().getClassLoader().getResourceAsStream("v4/riseup.net.json"));
+                } else if (url.contains("/ca.crt")) {
+                    //download provider ca cert
+                    return getInputAsString(getClass().getClassLoader().getResourceAsStream("riseup.net.pem"));
+                } else if (url.contains("config/eip-service.json")) {
+                    // download provider service json containing gateways, locations and openvpn settings
+                    return getInputAsString(getClass().getClassLoader().getResourceAsStream("v4/riseup.service.json"));
+                } else if (url.contains(":9001/json")) {
+                    // download geoip json, containing a sorted list of gateways
+                    return getInputAsString(getClass().getClassLoader().getResourceAsStream("riseup.geoip.json"));
+                } else if (url.contains("/users.json")) {
+                    //create new user
+                    //TODO: implement me
+                } else if (url.contains("/sessions.json")) {
+                    //srp auth: sendAToSRPServer
+                    //TODO: implement me
+                } else if (url.contains("/sessions/parmegvtest10.json")){
+                    //srp auth: sendM1ToSRPServer
+                    //TODO: implement me
+                }
+
+                return null;
+            }
+        };
+    }
+
+    @Override
+    public Answer<Boolean> getAnswerForCanConnect() {
+        return new Answer<Boolean>() {
+            @Override
+            public Boolean answer(InvocationOnMock invocation) throws Throwable {
+                return true;
+            }
+        };
+    }
+
+    @Override
+    public Answer<Boolean> getAnswerForDelete() {
+        return new Answer<Boolean>() {
+            @Override
+            public Boolean answer(InvocationOnMock invocation) throws Throwable {
+                return true;
+            }
+        };
+    }
+
+}
diff --git a/app/src/test/resources/v4/ipv6_two_openvpn_one_pt_gateways.json b/app/src/test/resources/v4/ipv6_two_openvpn_one_pt_gateways.json
new file mode 100644
index 00000000..ad91581a
--- /dev/null
+++ b/app/src/test/resources/v4/ipv6_two_openvpn_one_pt_gateways.json
@@ -0,0 +1,123 @@
+{
+  "gateways":[
+    {
+      "capabilities":{
+        "adblock":false,
+        "filter_dns":false,
+        "limited":false,
+        "transport":[
+          {
+            "type":"openvpn",
+            "protocols":[
+              "tcp"
+            ],
+            "ports":[
+              "1194"
+            ]
+          }
+        ],
+        "user_ips":false
+      },
+      "host":"pt.demo.bitmask.net",
+      "ip_address":"37.218.247.60",
+      "ip_address6":"2001:db8:123::1058",
+      "location":"Amsterdam"
+    },
+    {
+      "capabilities":{
+        "adblock":false,
+        "filter_dns":false,
+        "limited":false,
+        "transport":[
+          {
+            "type":"openvpn",
+            "protocols":[
+              "tcp"
+            ],
+            "ports":[
+              "1194"
+            ]
+          }
+        ],
+        "user_ips":false
+      },
+      "host":"moscow.bitmask.net",
+      "ip_address":"3.21.247.89",
+      "ip_address6":"2001:db8:123::1057",
+      "location":"moscow"
+    },
+    {
+      "capabilities":{
+        "adblock":false,
+        "filter_dns":false,
+        "limited":false,
+        "transport":[
+          {
+            "type":"obfs4",
+            "protocols":[
+              "tcp"
+            ],
+            "ports":[
+              "23049"
+            ],
+            "options": {
+              "cert": "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX1",
+              "iatMode": "0"
+            }
+          },
+          {
+            "type":"openvpn",
+            "protocols":[
+              "udp",
+              "tcp"
+            ],
+            "ports":[
+              "1194"
+            ]
+          }
+        ],
+        "user_ips":false
+      },
+      "host":"manila.bitmask.net",
+      "ip_address":"37.12.247.10",
+      "ip_address6":"2001:db8:123::1056",
+      "location":"manila"
+    }
+  ],
+  "locations":{
+    "Amsterdam":{
+      "country_code":"NL",
+      "hemisphere":"N",
+      "name":"Amsterdam",
+      "timezone":"-1"
+    },
+    "moscow": {
+      "country_code": "RU",
+      "hemisphere": "N",
+      "name": "Moscow",
+      "timezone": "+3"
+    },
+    "manila": {
+      "country_code": "PH",
+      "hemisphere": "N",
+      "name": "Manila",
+      "timezone": "+8"
+    }
+  },
+  "openvpn_configuration":{
+    "auth":"SHA1",
+    "cipher":"AES-256-CBC",
+    "keepalive":"10 30",
+    "tls-cipher":"DHE-RSA-AES128-SHA",
+    "tun-ipv6":true,
+    "dev" : "tun",
+    "sndbuf" : "0",
+    "rcvbuf" : "0",
+    "nobind" : true,
+    "persist-key" : true,
+    "key-direction" : "1",
+    "verb" : "3"
+  },
+  "serial":4,
+  "version":4
+}
\ No newline at end of file
diff --git a/app/src/test/resources/v4/ptdemo_pt_tcp_udp.eip-service.json b/app/src/test/resources/v4/ptdemo_pt_tcp_udp.eip-service.json
new file mode 100644
index 00000000..61a9f003
--- /dev/null
+++ b/app/src/test/resources/v4/ptdemo_pt_tcp_udp.eip-service.json
@@ -0,0 +1,66 @@
+{
+  "gateways":[
+    {
+      "capabilities":{
+        "adblock":false,
+        "filter_dns":false,
+        "limited":false,
+        "transport":[
+          {
+            "type":"obfs4",
+            "protocols":[
+              "tcp"
+            ],
+            "ports":[
+              "23049"
+            ],
+            "options": {
+              "cert": "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
+              "iatMode": "0"
+            }
+          },
+          {
+            "type":"openvpn",
+            "protocols":[
+              "tcp",
+              "udp"
+            ],
+            "ports":[
+              "1195"
+            ]
+          }
+        ],
+        "user_ips":false
+      },
+      "host":"pt.demo.bitmask.net",
+      "ip_address":"37.218.247.60",
+      "ip_address6":"2001:db8:123::1056",
+      "location":"Amsterdam"
+    }
+  ],
+  "locations":{
+    "Amsterdam":{
+      "country_code":"NL",
+      "hemisphere":"N",
+      "name":"Amsterdam",
+      "timezone":"-1"
+    }
+  },
+  "openvpn_configuration":{
+    "auth":"SHA1",
+    "cipher":"AES-256-CBC",
+    "keepalive":"10 30",
+    "tls-cipher":"DHE-RSA-AES128-SHA",
+    "tun-ipv6":true,
+    "dev" : "tun",
+    "sndbuf" : "0",
+    "rcvbuf" : "0",
+    "nobind" : true,
+    "persist-key" : true,
+    "comp-lzo" : true,
+    "key-direction" : "1",
+    "verb" : "3"
+  },
+  "serial":4,
+  "version":4
+}
\ No newline at end of file
diff --git a/app/src/test/resources/v4/ptdemo_pt_udp_tcp.eip-service.json b/app/src/test/resources/v4/ptdemo_pt_udp_tcp.eip-service.json
new file mode 100644
index 00000000..456967cd
--- /dev/null
+++ b/app/src/test/resources/v4/ptdemo_pt_udp_tcp.eip-service.json
@@ -0,0 +1,66 @@
+{
+  "gateways":[
+    {
+      "capabilities":{
+        "adblock":false,
+        "filter_dns":false,
+        "limited":false,
+        "transport":[
+          {
+            "type":"obfs4",
+            "protocols":[
+              "tcp"
+            ],
+            "ports":[
+              "23049"
+            ],
+            "options": {
+              "cert": "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
+              "iatMode": "0"
+            }
+          },
+          {
+            "type":"openvpn",
+            "protocols":[
+              "udp",
+              "tcp"
+            ],
+            "ports":[
+              "1195"
+            ]
+          }
+        ],
+        "user_ips":false
+      },
+      "host":"pt.demo.bitmask.net",
+      "ip_address":"37.218.247.60",
+      "ip_address6":"2001:db8:123::1056",
+      "location":"Amsterdam"
+    }
+  ],
+  "locations":{
+    "Amsterdam":{
+      "country_code":"NL",
+      "hemisphere":"N",
+      "name":"Amsterdam",
+      "timezone":"-1"
+    }
+  },
+  "openvpn_configuration":{
+    "auth":"SHA1",
+    "cipher":"AES-256-CBC",
+    "keepalive":"10 30",
+    "tls-cipher":"DHE-RSA-AES128-SHA",
+    "tun-ipv6":true,
+    "dev" : "tun",
+    "sndbuf" : "0",
+    "rcvbuf" : "0",
+    "nobind" : true,
+    "persist-key" : true,
+    "comp-lzo" : true,
+    "key-direction" : "1",
+    "verb" : "3"
+  },
+  "serial":4,
+  "version":4
+}
\ No newline at end of file
diff --git a/app/src/test/resources/v4/riseup.geoip.json b/app/src/test/resources/v4/riseup.geoip.json
new file mode 100644
index 00000000..b646052e
--- /dev/null
+++ b/app/src/test/resources/v4/riseup.geoip.json
@@ -0,0 +1,20 @@
+{
+  "ip":"51.158.144.32",
+  "cc":"FR",
+  "city":"Paris",
+  "lat":48.8628,
+  "lon":2.3292,
+  "gateways":[
+    "mouette.riseup.net",
+    "hoatzin.riseup.net",
+    "zarapito.riseup.net",
+    "redshank.riseup.net",
+    "shag.riseup.net",
+    "yal.riseup.net",
+    "gaei.riseup.net",
+    "cisne.riseup.net",
+    "swan.riseup.net",
+    "garza.riseup.net",
+    "gaviota.riseup.net"
+  ]
+}
\ No newline at end of file
diff --git a/app/src/test/resources/v4/riseup.net.json b/app/src/test/resources/v4/riseup.net.json
new file mode 100644
index 00000000..10e12df9
--- /dev/null
+++ b/app/src/test/resources/v4/riseup.net.json
@@ -0,0 +1,25 @@
+{
+  "api_uri": "https://api.black.riseup.net:443",
+  "api_version": "1",
+  "ca_cert_fingerprint": "SHA256: a5244308a1374709a9afce95e3ae47c1b44bc2398c0a70ccbf8b3a8a97f29494",
+  "ca_cert_uri": "https://black.riseup.net/ca.crt",
+  "default_language": "en",
+  "description": {
+    "en": "Riseup is a non-profit collective in Seattle that provides online communication tools for people and groups working toward liberatory social change."
+  },
+  "domain": "riseup.net",
+  "enrollment_policy": "open",
+  "languages": [
+    "en"
+  ],
+  "name": {
+    "en": "Riseup Networks"
+  },
+  "service": {
+    "allow_anonymous": false,
+    "allow_registration": true
+  },
+  "services": [
+    "openvpn"
+  ]
+}
\ No newline at end of file
diff --git a/app/src/test/resources/v4/riseup.service.json b/app/src/test/resources/v4/riseup.service.json
new file mode 100644
index 00000000..c27f8e18
--- /dev/null
+++ b/app/src/test/resources/v4/riseup.service.json
@@ -0,0 +1,96 @@
+{
+  "gateways":[
+    {
+      "capabilities":{
+        "adblock":false,
+        "filter_dns":false,
+        "limited":false,
+        "ports":[
+          "443"
+        ],
+        "protocols":[
+          "tcp"
+        ],
+        "transport":[
+          "openvpn"
+        ],
+        "user_ips":false
+      },
+      "host":"garza.riseup.net",
+      "ip_address":"198.252.153.28",
+      "ip_address6":"2001:db8:123::1056",
+      "location":"seattle"
+    },
+    {
+      "capabilities":{
+        "adblock":false,
+        "filter_dns":false,
+        "limited":false,
+        "ports":[
+          "443"
+        ],
+        "protocols":[
+          "tcp"
+        ],
+        "transport":[
+          "openvpn"
+        ],
+        "user_ips":false
+      },
+      "host":"tenca.riseup.net",
+      "ip_address":"5.79.86.180",
+      "ip_address6":"2001:db8:123::1056",
+      "location":"amsterdam"
+    },
+    {
+      "capabilities":{
+        "adblock":false,
+        "filter_dns":false,
+        "limited":false,
+        "ports":[
+          "443"
+        ],
+        "protocols":[
+          "tcp"
+        ],
+        "transport":[
+          "openvpn"
+        ],
+        "user_ips":false
+      },
+      "host":"yal.riseup.net",
+      "ip_address":"199.58.81.145",
+      "ip_address6":"2001:db8:123::1056",
+      "location":"montreal"
+    }
+  ],
+  "locations":{
+    "amsterdam":{
+      "country_code":"NL",
+      "hemisphere":"N",
+      "name":"Amsterdam",
+      "timezone":"+2"
+    },
+    "montreal":{
+      "country_code":"CA",
+      "hemisphere":"N",
+      "name":"Montreal",
+      "timezone":"-5"
+    },
+    "seattle":{
+      "country_code":"US",
+      "hemisphere":"N",
+      "name":"Seattle",
+      "timezone":"-7"
+    }
+  },
+  "openvpn_configuration":{
+    "auth": "SHA512",
+    "cipher": "AES-128-CBC",
+    "keepalive": "10 30",
+    "tls-cipher": "TLS-ECDHE-ECDSA-WITH-AES-256-GCM-SHA384",
+    "tun-ipv6": true
+  },
+  "serial":4,
+  "version":4
+}
\ No newline at end of file