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-rw-r--r--res/layout/vpn_lockdown_editor.xml38
-rw-r--r--res/menu/vpn.xml27
-rw-r--r--res/values/strings.xml9
-rw-r--r--res/xml/vpn_settings2.xml4
-rw-r--r--src/com/android/settings/Settings.java4
-rw-r--r--src/com/android/settings/vpn2/VpnSettings.java183
6 files changed, 239 insertions, 26 deletions
diff --git a/res/layout/vpn_lockdown_editor.xml b/res/layout/vpn_lockdown_editor.xml
new file mode 100644
index 0000000..933c5ec
--- /dev/null
+++ b/res/layout/vpn_lockdown_editor.xml
@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2012 The Android Open Source Project
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+-->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+ android:orientation="vertical"
+ android:layout_width="wrap_content"
+ android:layout_height="wrap_content">
+
+ <TextView
+ android:layout_width="match_parent"
+ android:layout_height="wrap_content"
+ android:paddingLeft="16dip"
+ android:paddingRight="16dip"
+ android:paddingTop="8dip"
+ android:paddingBottom="8dip"
+ android:textAppearance="?android:attr/textAppearanceMedium"
+ android:text="@string/vpn_lockdown_summary" />
+
+ <ListView
+ android:id="@android:id/list"
+ android:layout_width="match_parent"
+ android:layout_height="0dip"
+ android:layout_weight="1" />
+
+</LinearLayout>
diff --git a/res/menu/vpn.xml b/res/menu/vpn.xml
new file mode 100644
index 0000000..dd8f64c
--- /dev/null
+++ b/res/menu/vpn.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2012 The Android Open Source Project
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+-->
+
+<menu xmlns:android="http://schemas.android.com/apk/res/android">
+ <item
+ android:id="@+id/vpn_create"
+ android:title="@string/vpn_create"
+ android:icon="@drawable/ic_menu_add"
+ android:showAsAction="always" />
+ <item
+ android:id="@+id/vpn_lockdown"
+ android:title="@string/vpn_menu_lockdown"
+ android:showAsAction="never" />
+</menu>
diff --git a/res/values/strings.xml b/res/values/strings.xml
index ea7273c..eab6718 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -4034,6 +4034,15 @@
<string name="vpn_menu_edit">Edit profile</string>
<!-- Menu item to delete a VPN profile. [CHAR LIMIT=40] -->
<string name="vpn_menu_delete">Delete profile</string>
+ <!-- Menu item to select always-on VPN profile. [CHAR LIMIT=40] -->
+ <string name="vpn_menu_lockdown">Always-on VPN</string>
+
+ <!-- Summary describing the always-on VPN feature. [CHAR LIMIT=NONE] -->
+ <string name="vpn_lockdown_summary">Select a VPN profile to always remain connected to. Network traffic will only be allowed when connected to this VPN.</string>
+ <!-- List item indicating that no always-on VPN is selected. [CHAR LIMIT=64] -->
+ <string name="vpn_lockdown_none">None</string>
+ <!-- Error indicating that the selected VPN doesn't meet requirements. [CHAR LIMIT=NONE] -->
+ <string name="vpn_lockdown_config_error">Always-on VPN requires an IP address for both server and DNS.</string>
<!-- Toast message when there is no network connection to start VPN. [CHAR LIMIT=100] -->
<string name="vpn_no_network">There is no network connection. Please try again later.</string>
diff --git a/res/xml/vpn_settings2.xml b/res/xml/vpn_settings2.xml
index 38632cc..08075a6 100644
--- a/res/xml/vpn_settings2.xml
+++ b/res/xml/vpn_settings2.xml
@@ -16,8 +16,4 @@
<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
android:title="@string/vpn_title">
- <Preference android:key="add_network"
- android:title="@string/vpn_create"
- android:order="1"
- android:persistent="false"/>
</PreferenceScreen>
diff --git a/src/com/android/settings/Settings.java b/src/com/android/settings/Settings.java
index f8c23d7..8e3987f 100644
--- a/src/com/android/settings/Settings.java
+++ b/src/com/android/settings/Settings.java
@@ -24,6 +24,7 @@ import com.android.settings.applications.ManageApplications;
import com.android.settings.bluetooth.BluetoothEnabler;
import com.android.settings.deviceinfo.Memory;
import com.android.settings.fuelgauge.PowerUsageSummary;
+import com.android.settings.vpn2.VpnSettings;
import com.android.settings.wifi.WifiEnabler;
import android.accounts.Account;
@@ -361,7 +362,8 @@ public class Settings extends PreferenceActivity
WirelessSettings.class.getName().equals(fragmentName) ||
SoundSettings.class.getName().equals(fragmentName) ||
PrivacySettings.class.getName().equals(fragmentName) ||
- ManageAccountsSettings.class.getName().equals(fragmentName)) {
+ ManageAccountsSettings.class.getName().equals(fragmentName) ||
+ VpnSettings.class.getName().equals(fragmentName)) {
intent.putExtra(EXTRA_CLEAR_UI_OPTIONS, true);
}
diff --git a/src/com/android/settings/vpn2/VpnSettings.java b/src/com/android/settings/vpn2/VpnSettings.java
index ecc80b0..07aa04f 100644
--- a/src/com/android/settings/vpn2/VpnSettings.java
+++ b/src/com/android/settings/vpn2/VpnSettings.java
@@ -16,8 +16,13 @@
package com.android.settings.vpn2;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.app.DialogFragment;
import android.content.Context;
import android.content.DialogInterface;
+import android.content.res.Resources;
+import android.net.ConnectivityManager;
import android.net.IConnectivityManager;
import android.os.Bundle;
import android.os.Handler;
@@ -27,13 +32,18 @@ import android.preference.Preference;
import android.preference.PreferenceGroup;
import android.security.Credentials;
import android.security.KeyStore;
+import android.text.TextUtils;
import android.util.Log;
import android.view.ContextMenu;
import android.view.ContextMenu.ContextMenuInfo;
+import android.view.LayoutInflater;
import android.view.Menu;
+import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.widget.AdapterView.AdapterContextMenuInfo;
+import android.widget.ArrayAdapter;
+import android.widget.ListView;
import android.widget.Toast;
import com.android.internal.net.LegacyVpnInfo;
@@ -41,15 +51,21 @@ import com.android.internal.net.VpnConfig;
import com.android.internal.net.VpnProfile;
import com.android.settings.R;
import com.android.settings.SettingsPreferenceFragment;
+import com.google.android.collect.Lists;
+import java.util.ArrayList;
import java.util.HashMap;
+import java.util.List;
public class VpnSettings extends SettingsPreferenceFragment implements
Handler.Callback, Preference.OnPreferenceClickListener,
DialogInterface.OnClickListener, DialogInterface.OnDismissListener {
-
private static final String TAG = "VpnSettings";
+ private static final String TAG_LOCKDOWN = "lockdown";
+
+ // TODO: migrate to using DialogFragment when editing
+
private final IConnectivityManager mService = IConnectivityManager.Stub
.asInterface(ServiceManager.getService(Context.CONNECTIVITY_SERVICE));
private final KeyStore mKeyStore = KeyStore.getInstance();
@@ -67,8 +83,9 @@ public class VpnSettings extends SettingsPreferenceFragment implements
@Override
public void onCreate(Bundle savedState) {
super.onCreate(savedState);
+
+ setHasOptionsMenu(true);
addPreferencesFromResource(R.xml.vpn_settings2);
- getPreferenceScreen().setOrderingAsAdded(false);
if (savedState != null) {
VpnProfile profile = VpnProfile.decode(savedState.getString("VpnKey"),
@@ -81,6 +98,35 @@ public class VpnSettings extends SettingsPreferenceFragment implements
}
@Override
+ public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
+ super.onCreateOptionsMenu(menu, inflater);
+ inflater.inflate(R.menu.vpn, menu);
+ }
+
+ @Override
+ public boolean onOptionsItemSelected(MenuItem item) {
+ switch (item.getItemId()) {
+ case R.id.vpn_create: {
+ // Generate a new key. Here we just use the current time.
+ long millis = System.currentTimeMillis();
+ while (mPreferences.containsKey(Long.toHexString(millis))) {
+ ++millis;
+ }
+ mDialog = new VpnDialog(
+ getActivity(), this, new VpnProfile(Long.toHexString(millis)), true);
+ mDialog.setOnDismissListener(this);
+ mDialog.show();
+ return true;
+ }
+ case R.id.vpn_lockdown: {
+ LockdownConfigFragment.show(this);
+ return true;
+ }
+ }
+ return super.onOptionsItemSelected(item);
+ }
+
+ @Override
public void onSaveInstanceState(Bundle savedState) {
// We do not save view hierarchy, as they are just profiles.
if (mDialog != null) {
@@ -119,24 +165,14 @@ public class VpnSettings extends SettingsPreferenceFragment implements
mPreferences = new HashMap<String, VpnPreference>();
PreferenceGroup group = getPreferenceScreen();
- String[] keys = mKeyStore.saw(Credentials.VPN);
- if (keys != null && keys.length > 0) {
- Context context = getActivity();
-
- for (String key : keys) {
- VpnProfile profile = VpnProfile.decode(key,
- mKeyStore.get(Credentials.VPN + key));
- if (profile == null) {
- Log.w(TAG, "bad profile: key = " + key);
- mKeyStore.delete(Credentials.VPN + key);
- } else {
- VpnPreference preference = new VpnPreference(context, profile);
- mPreferences.put(key, preference);
- group.addPreference(preference);
- }
- }
+ final Context context = getActivity();
+ final List<VpnProfile> profiles = loadVpnProfiles(mKeyStore);
+ for (VpnProfile profile : profiles) {
+ final VpnPreference pref = new VpnPreference(context, profile);
+ pref.setOnPreferenceClickListener(this);
+ mPreferences.put(profile.key, pref);
+ group.addPreference(pref);
}
- group.findPreference("add_network").setOnPreferenceClickListener(this);
}
// Show the dialog if there is one.
@@ -191,6 +227,7 @@ public class VpnSettings extends SettingsPreferenceFragment implements
preference.update(profile);
} else {
preference = new VpnPreference(getActivity(), profile);
+ preference.setOnPreferenceClickListener(this);
mPreferences.put(profile.key, preference);
getPreferenceScreen().addPreference(preference);
}
@@ -340,7 +377,7 @@ public class VpnSettings extends SettingsPreferenceFragment implements
return R.string.help_url_vpn;
}
- private class VpnPreference extends Preference {
+ private static class VpnPreference extends Preference {
private VpnProfile mProfile;
private int mState = -1;
@@ -348,7 +385,6 @@ public class VpnSettings extends SettingsPreferenceFragment implements
super(context);
setPersistent(false);
setOrder(0);
- setOnPreferenceClickListener(VpnSettings.this);
mProfile = profile;
update();
@@ -396,4 +432,109 @@ public class VpnSettings extends SettingsPreferenceFragment implements
return result;
}
}
+
+ /**
+ * Dialog to configure always-on VPN.
+ */
+ public static class LockdownConfigFragment extends DialogFragment {
+ private List<VpnProfile> mProfiles;
+ private List<CharSequence> mTitles;
+ private int mCurrentIndex;
+
+ private static class TitleAdapter extends ArrayAdapter<CharSequence> {
+ public TitleAdapter(Context context, List<CharSequence> objects) {
+ super(context, com.android.internal.R.layout.select_dialog_singlechoice_holo,
+ android.R.id.text1, objects);
+ }
+ }
+
+ public static void show(VpnSettings parent) {
+ if (!parent.isAdded()) return;
+
+ final LockdownConfigFragment dialog = new LockdownConfigFragment();
+ dialog.show(parent.getFragmentManager(), TAG_LOCKDOWN);
+ }
+
+ private static String getStringOrNull(KeyStore keyStore, String key) {
+ final byte[] value = keyStore.get(Credentials.LOCKDOWN_VPN);
+ return value == null ? null : new String(value);
+ }
+
+ private void initProfiles(KeyStore keyStore, Resources res) {
+ final String lockdownKey = getStringOrNull(keyStore, Credentials.LOCKDOWN_VPN);
+
+ mProfiles = loadVpnProfiles(keyStore);
+ mTitles = Lists.newArrayList();
+ mTitles.add(res.getText(R.string.vpn_lockdown_none));
+ mCurrentIndex = 0;
+
+ for (VpnProfile profile : mProfiles) {
+ if (TextUtils.equals(profile.key, lockdownKey)) {
+ mCurrentIndex = mTitles.size();
+ }
+ mTitles.add(profile.name);
+ }
+ }
+
+ @Override
+ public Dialog onCreateDialog(Bundle savedInstanceState) {
+ final Context context = getActivity();
+ final KeyStore keyStore = KeyStore.getInstance();
+
+ initProfiles(keyStore, context.getResources());
+
+ final AlertDialog.Builder builder = new AlertDialog.Builder(context);
+ final LayoutInflater dialogInflater = LayoutInflater.from(builder.getContext());
+
+ builder.setTitle(R.string.vpn_menu_lockdown);
+
+ final View view = dialogInflater.inflate(R.layout.vpn_lockdown_editor, null, false);
+ final ListView listView = (ListView) view.findViewById(android.R.id.list);
+ listView.setChoiceMode(ListView.CHOICE_MODE_SINGLE);
+ listView.setAdapter(new TitleAdapter(context, mTitles));
+ listView.setItemChecked(mCurrentIndex, true);
+ builder.setView(view);
+
+ builder.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
+ @Override
+ public void onClick(DialogInterface dialog, int which) {
+ final int newIndex = listView.getCheckedItemPosition();
+ if (mCurrentIndex == newIndex) return;
+
+ if (newIndex == 0) {
+ keyStore.delete(Credentials.LOCKDOWN_VPN);
+
+ } else {
+ final VpnProfile profile = mProfiles.get(newIndex - 1);
+ if (!profile.isValidLockdownProfile()) {
+ Toast.makeText(context, R.string.vpn_lockdown_config_error,
+ Toast.LENGTH_LONG).show();
+ return;
+ }
+ keyStore.put(Credentials.LOCKDOWN_VPN, profile.key.getBytes());
+ }
+
+ // kick profiles since we changed them
+ ConnectivityManager.from(getActivity()).updateLockdownVpn();
+ }
+ });
+
+ return builder.create();
+ }
+ }
+
+ private static List<VpnProfile> loadVpnProfiles(KeyStore keyStore) {
+ final ArrayList<VpnProfile> result = Lists.newArrayList();
+ final String[] keys = keyStore.saw(Credentials.VPN);
+ if (keys != null) {
+ for (String key : keys) {
+ final VpnProfile profile = VpnProfile.decode(
+ key, keyStore.get(Credentials.VPN + key));
+ if (profile != null) {
+ result.add(profile);
+ }
+ }
+ }
+ return result;
+ }
}
generated by cgit v1.1 at 2025-01-23 17:26:43 +0000