Trim the KCP parameters

This reverts commit f7d422da2b.

.gitignore

@@ -14,6 +14,7 @@ gen_*
 *.class
 *.o
 local.sbt
+.deps
 
 #Intellij IDEA
 *.iml
@@ -27,7 +28,5 @@ out/
 src/main/obj
 src/main/libs
 src/main/assets/armeabi-v7a/*
-!src/main/assets/armeabi-v7a/kcptun
 src/main/assets/x86/*
-!src/main/assets/x86/kcptun
 jni/Application.mk

.gitmodules

@@ -24,3 +24,9 @@
 	path = src/main/jni/pdnsd
 	url = https://github.com/shadowsocks/pdnsd.git
 	branch = shadowsocks-android
+[submodule "kcptun/kcptun"]
+	path = kcptun/kcptun
+	url = https://github.com/shadowsocks/kcptun
+[submodule "kcptun/go"]
+	path = kcptun/go
+	url = https://github.com/shadowsocks/go

.travis.yml

@@ -1,19 +1,16 @@
-language: scala
+language: android
 
 jdk:
   - oraclejdk8
 
-sudo: false
+env:
-
+    global:
-addons:
+        - NDK_VERSION=r12b
-    apt:
+        - NDK_CCACHE=ccache
-        packages:
+        - GOROOT_BOOTSTRAP=$GOROOT
-            - gcc-multilib
+        - ANDROID_NDK_HOME=$HOME/.android/android-ndk-${NDK_VERSION}
-            - g++-multilib
+        - SBTPATH=$HOME/.sbt
-            - libstdc++6:i386
+        - PATH=${ANDROID_NDK_HOME}:${ANDROID_HOME}/tools:${ANDROID_HOME}/platform-tools:${PATH}
-            - libgcc1:i386
-            - zlib1g:i386
-            - libncurses5:i386
 
 scala:
     - 2.11.8
@@ -24,17 +21,32 @@ before_cache:
 
 cache:
     directories:
-        - $HOME/.ivy2/cache
+        - $HOME/.ivy2
-        - $HOME/.sbt/boot
+        - $HOME/.sbt
+
+android:
+    components:
+        - tools
+        - build-tools-24.0.1
+        - extra-google-m2repository
 
 install:
-    - ./travis-ci/setup.sh
+    - >
-    - export NDK_CCACHE=ccache
+      if [ ! -d "$ANDROID_NDK_HOME" ]; then
-    - export ARCH=`uname -m`
+          mkdir -p $ANDROID_NDK_HOME;
-    - export ANDROID_NDK_HOME=$HOME/.android/android-ndk-r12b
+          pushd $HOME/.android;
-    - export ANDROID_HOME=$HOME/.android/android-sdk-linux
+          export ARCH=`uname -m`;
-    - export PATH=${ANDROID_NDK_HOME}:${ANDROID_HOME}/tools:${ANDROID_HOME}/platform-tools:${PATH}
+          wget -q http://dl.google.com/android/repository/android-ndk-${NDK_VERSION}-linux-${ARCH}.zip;
-    - cp local.properties.travis local.properties
+          unzip -q android-ndk-${NDK_VERSION}-linux-${ARCH}.zip;
+          popd;
+      fi
+    - >
+      if [ ! -f "$SBTPATH/sbt" ]; then
+          pushd $SBTPATH;
+          wget -q https://raw.githubusercontent.com/paulp/sbt-extras/master/sbt;
+          chmod a+x sbt;
+          popd;
+      fi
 
 script:
-    - sbt native-build android:package-release
+    - $SBTPATH/sbt native-build android:package-debug

README.md

@@ -12,13 +12,17 @@ A [shadowsocks](http://shadowsocks.org) client for Android, written in Scala.
 
 * JDK 1.8
 * SBT 0.13.0+
-* Android SDK r25+
+* Go 1.4+
+* Android SDK
+  - Build Tools 24+ (as required by [`sbt-android`](https://github.com/scala-android/sbt-android))
+  - Google Repository (see `build.sbt` for version)
 * Android NDK r12b+
 
 ### BUILD
 
 * Set environment variable `ANDROID_HOME` to `/path/to/android-sdk`
 * Set environment variable `ANDROID_NDK_HOME` to `/path/to/android-ndk`
+* Set environment variable `GOROOT_BOOTSTRAP` to `/path/to/go`
 * Create your key following the instructions at https://developer.android.com/studio/publish/app-signing.html
 * Put your key in ~/.keystore
 * Create `local.properties` from `local.properties.example` with your own key information
@@ -26,33 +30,11 @@ A [shadowsocks](http://shadowsocks.org) client for Android, written in Scala.
 
 ```bash
     git submodule update --init
-    
+
     # Build the App
     sbt native-build clean android:package-release
 ```
 
-#### BUILD on Mac OS X (with HomeBrew)
-
-* Install Android SDK and NDK by run `brew install android-ndk android-sdk`
-* Add `export ANDROID_HOME=/usr/local/Cellar/android-sdk/$version` to your .bashrc , then reopen the shell to load it.
-* Add `export ANDROID_NDK_HOME=/usr/local/Cellar/android-ndk/$version` to your .bashrc , then reopen the shell to load it.
-* echo "y" | android update sdk --filter tools,platform-tools,build-tools-23.0.2,android-23,extra-google-m2repository --no-ui -a
-* echo "y" | android update sdk --filter extra-android-m2repository --no-ui --no-https -a
-* Create your key following the instructions at http://developer.android.com/guide/publishing/app-signing.html#cert
-* Put your key in ~/.keystore
-* Create `local.properties` from `local.properties.example` with your own key information .
-* Invoke the building like this
-
-```bash
-    git submodule update --init
-
-    # Build native binaries
-    ./build.sh
-
-    # Build the apk
-    sbt clean android:package-release
-```
-
 ## OPEN SOURCE LICENSES
 
 * shadowsocks-libev: [GPLv3](https://github.com/shadowsocks/shadowsocks-libev/blob/master/LICENSE)
@@ -62,10 +44,11 @@ A [shadowsocks](http://shadowsocks.org) client for Android, written in Scala.
 * pdnsd: [GPLv3](https://github.com/shadowsocks/shadowsocks-android/blob/master/src/main/jni/pdnsd/COPYING)
 * libev: [GPLv2](https://github.com/shadowsocks/shadowsocks-android/blob/master/src/main/jni/libev/LICENSE)
 * libevent: [BSD](https://github.com/shadowsocks/libevent/blob/master/LICENSE)
+* kcptun: [MIT](https://github.com/xtaci/kcptun)
 
 ### LICENSE
 
-Copyright (C) 2016 by Max Lv <<max.c.lv@gmail.com>> <br/>
+Copyright (C) 2016 by Max Lv <<max.c.lv@gmail.com>>  
 Copyright (C) 2016 by Mygod Studio <<mygodstudio@gmail.com>>
 
 This program is free software: you can redistribute it and/or modify

build.sbt

@@ -37,16 +37,16 @@ libraryDependencies ++= Seq(
   "com.github.kevinsawicki" % "http-request" % "6.0",
   "eu.chainfire" % "libsuperuser" % "1.0.0.201607041850",
   "net.glxn.qrgen" % "android" % "2.0",
-  "com.google.android.gms" % "play-services-ads" % "9.2.1",
+  "com.google.android.gms" % "play-services-ads" % "9.4.0",
-  "com.google.android.gms" % "play-services-analytics" % "9.2.1",
+  "com.google.android.gms" % "play-services-analytics" % "9.4.0",
-  "com.android.support" % "design" % "24.1.0",
+  "com.android.support" % "design" % "24.1.1",
-  "com.android.support" % "gridlayout-v7" % "24.1.0",
+  "com.android.support" % "gridlayout-v7" % "24.1.1",
-  "com.android.support" % "cardview-v7" % "24.1.0",
+  "com.android.support" % "cardview-v7" % "24.1.1",
   "com.github.jorgecastilloprz" % "fabprogresscircle" % "1.01",
-  "com.j256.ormlite" % "ormlite-android" % "4.48",
+  "com.j256.ormlite" % "ormlite-android" % "5.0",
   "com.twofortyfouram" % "android-plugin-api-for-locale" % "1.0.2",
   "com.github.clans" % "fab" % "1.6.4",
-  "me.dm7.barcodescanner" % "zxing" % "1.8.4"
+  "me.dm7.barcodescanner" % "zxing" % "1.9"
 )
 
 proguardVersion in Android := "5.2.1"
@@ -55,12 +55,8 @@ proguardCache in Android := Seq()
 
 proguardOptions in Android ++= Seq(
   "-keep class com.github.shadowsocks.System { *; }",
-  "-dontwarn com.google.android.gms.**",
+  "-dontwarn com.google.android.gms.internal.**",
-  "-keep class com.google.android.gms.**",
+  "-dontwarn com.j256.ormlite.**",
-  "-dontnote com.google.android.gms.internal.**",
-  "-dontnote com.j256.ormlite.**",
-  "-dontnote me.dm7.barcodescannerview.**",
-  "-dontnote org.xbill.**",
   "-dontwarn org.xbill.**")
 
 lazy val nativeBuild = TaskKey[Unit]("native-build", "Build native executables")

build.sh

@@ -4,19 +4,25 @@ function try () {
 "$@" || exit -1
 }
 
-try pushd src/main
+# Build native binaries
-
+pushd src/main
-# Build
-#try $ANDROID_NDK_HOME/ndk-build clean
 try $ANDROID_NDK_HOME/ndk-build -j8
 
-# copy executables
+rm -rf assets/armeabi-v7a
+rm -rf assets/x86
+mkdir -p assets/armeabi-v7a
+mkdir -p assets/x86
+
+#copy executables
 for app in pdnsd redsocks ss-local ss-tunnel tun2socks
 do
-    rm -f assets/armeabi-v7a/$app
+    echo $app
-    rm -f assets/x86/$app
     try mv libs/armeabi-v7a/$app assets/armeabi-v7a/
     try mv libs/x86/$app assets/x86/
 done
+popd
 
-try popd
+# Build kcptun
+pushd kcptun
+try ./make.bash
+popd

deploy

@@ -1,3 +0,0 @@
-#!/bin/bash
-cd ${1}
-travis-artifacts upload --path ${2} --target-path nightly

kcptun/make.bash

@@ -0,0 +1,67 @@
+#!/bin/bash
+
+function try () {
+"$@" || exit -1
+}
+
+[ -z "$ANDROID_NDK_HOME" ] && ANDROID_NDK_HOME=~/android-ndk-r12b
+
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+DEPS=$DIR/.deps
+ANDROID_ARM_TOOLCHAIN=$DEPS/android-toolchain-16-arm
+ANDROID_X86_TOOLCHAIN=$DEPS/android-toolchain-16-x86
+
+ANDROID_ARM_CC=$ANDROID_ARM_TOOLCHAIN/bin/arm-linux-androideabi-gcc
+ANDROID_ARM_STRIP=$ANDROID_ARM_TOOLCHAIN/bin/arm-linux-androideabi-strip
+
+ANDROID_X86_CC=$ANDROID_X86_TOOLCHAIN/bin/i686-linux-android-gcc
+ANDROID_X86_STRIP=$ANDROID_X86_TOOLCHAIN/bin/i686-linux-android-strip
+
+
+if [ ! -d "$DEPS" ]; then
+    mkdir -p $DEPS 
+fi
+
+if [ ! -d "$ANDROID_ARM_TOOLCHAIN" ]; then
+    echo "Make standalone toolchain for ARM arch"
+    $ANDROID_NDK_HOME/build/tools/make_standalone_toolchain.py --arch arm \
+        --api 16 --install-dir $ANDROID_ARM_TOOLCHAIN
+fi
+
+if [ ! -d "$ANDROID_X86_TOOLCHAIN" ]; then
+    echo "Make standalone toolchain for X86 arch"
+    $ANDROID_NDK_HOME/build/tools/make_standalone_toolchain.py --arch x86 \
+        --api 16 --install-dir $ANDROID_X86_TOOLCHAIN
+fi
+
+if [ ! -d "$DIR/go/bin" ]; then
+    echo "Build the custom go"
+
+    pushd $DIR/go/src
+    try ./make.bash
+    popd
+fi
+
+export GOROOT=$DIR/go
+export GOPATH=$HOME
+export GOBIN=$GOPATH/bin
+mkdir $GOBIN
+export PATH=$GOROOT/bin:$PATH
+
+pushd kcptun/client
+
+echo "Get dependences for kcptun"
+go get
+
+echo "Cross compile kcptun for arm"
+try env CGO_ENABLED=1 CC=$ANDROID_ARM_CC GOOS=android GOARCH=arm GOARM=7 go build
+try $ANDROID_ARM_STRIP client
+try mv client $DIR/../src/main/assets/armeabi-v7a/kcptun
+
+echo "Cross compile kcptun for x86"
+try env CGO_ENABLED=1 CC=$ANDROID_X86_CC GOOS=android GOARCH=386 go build
+try $ANDROID_X86_STRIP client
+try mv client $DIR/../src/main/assets/x86/kcptun
+popd
+
+echo "Successfully build kcptun"

local.properties.travis

@@ -1,3 +0,0 @@
-key.alias: travis
-key.store: travis.keystore
-key.store.password: travis

project/plugins.sbt

@@ -1,4 +1,4 @@
-addSbtPlugin("org.scala-android" % "sbt-android" % "1.6.10")
+addSbtPlugin("org.scala-android" % "sbt-android" % "1.6.12")
 
 addSbtPlugin("com.timushev.sbt" % "sbt-updates" % "0.1.10")
 

src/main/AndroidManifest.xml

@@ -1,7 +1,7 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
           xmlns:tools="http://schemas.android.com/tools" package="com.github.shadowsocks"
-          android:versionCode="142"
+          android:versionCode="145"
-          android:versionName="3.0.0">
+          android:versionName="3.0.3">
 
     <uses-permission android:name="android.permission.INTERNET"/>
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>

src/main/assets/pages/about.html

@@ -296,6 +296,7 @@ along with this program. If not, see <a href="http://www.gnu.org/licenses/">http
     <li>pdnsd: <a href="https://github.com/shadowsocks/shadowsocks-android/blob/master/src/main/jni/pdnsd/COPYING">GPLv3</a></li>
     <li>libev: <a href="https://github.com/shadowsocks/libevent/blob/shadowsocks-android/LICENSE">GPLv2</a></li>
     <li>libevent: <a href="https://github.com/shadowsocks/shadowsocks-android/blob/master/src/main/jni/libevent/LICENSE">BSD</a></li>
+    <li>kcptun: <a href="https://github.com/xtaci/kcptun/commits/master/LICENSE.md">MIT</a></li>
 </ul>
 
 </body>

src/main/res/layout-w400dp/layout_main_stat_title.xml

@@ -1,10 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-              android:layout_width="match_parent" android:layout_height="wrap_content">
-    <TextView android:text="@string/stat" android:textSize="16sp"
-              android:textColor="?android:attr/textColorPrimary" android:ellipsize="marquee"
-              android:layout_width="wrap_content" android:layout_height="wrap_content"/>
-    <TextView android:id="@+id/connection_test" android:gravity="end"
-              android:textSize="14sp" android:textColor="?android:attr/textColorSecondary"
-              android:layout_width="0dp" android:layout_height="wrap_content" android:layout_weight="1"/>
-</LinearLayout>

src/main/res/layout/layout_main.xml

@@ -10,13 +10,31 @@
         <LinearLayout android:id="@+id/stat" android:elevation="4dp" android:visibility="gone"
                       android:layout_width="match_parent" android:layout_height="wrap_content"
                       android:minHeight="?android:attr/listPreferredItemHeight" android:gravity="center_vertical"
-                      android:paddingStart="16dip" android:paddingEnd="88dip" android:focusable="true"
+                      android:paddingStart="16dip" android:paddingEnd="16dip" android:focusable="true"
-                      android:paddingLeft="16dip" android:paddingRight="88dip"
+                      android:paddingLeft="16dip" android:paddingRight="16dip"
                       android:paddingTop="16dip" android:paddingBottom="16dip"
                       android:background="@drawable/background_stat" android:orientation="vertical">
-            <include layout="@layout/layout_main_stat_title"/>
+            <LinearLayout android:layout_width="match_parent"
+                          android:layout_height="wrap_content">
+                <TextView android:text="@string/stat"
+                          android:textSize="16sp"
+                          android:textColor="?android:attr/textColorPrimary"
+                          android:ellipsize="marquee"
+                          android:layout_width="wrap_content"
+                          android:layout_height="wrap_content"/>
+                <TextView android:id="@+id/connection_test"
+                          android:gravity="end"
+                          android:textSize="14sp"
+                          android:textColor="?android:attr/textColorSecondary"
+                          android:layout_width="0dp"
+                          android:layout_height="wrap_content"
+                          android:layout_weight="1"/>
+            </LinearLayout>
             <android.support.v7.widget.GridLayout android:layout_width="match_parent"
-                                                  android:layout_height="wrap_content" app:columnCount="4">
+                                                  android:layout_height="wrap_content"
+                                                  android:paddingEnd="72dip"
+                                                  android:paddingRight="72dip"
+                                                  app:columnCount="4">
                 <TextView app:layout_column="0" style="@style/TextAppearance.AppCompat.Body2"
                           android:ellipsize="marquee" android:text="@string/sent"
                           android:layout_width="wrap_content" android:layout_height="wrap_content"

src/main/res/layout/layout_main_stat_title.xml

@@ -1,10 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical"
-              android:layout_width="match_parent" android:layout_height="wrap_content">
-    <TextView android:text="@string/stat" android:textSize="16sp"
-              android:textColor="?android:attr/textColorPrimary" android:ellipsize="marquee"
-              android:layout_width="match_parent" android:layout_height="wrap_content"/>
-    <TextView android:id="@+id/connection_test"
-              android:textSize="14sp" android:textColor="?android:attr/textColorSecondary"
-              android:layout_width="match_parent" android:layout_height="wrap_content"/>
-</LinearLayout>

src/main/scala/com/github/shadowsocks/BaseService.scala

@@ -43,10 +43,12 @@ import java.util.{Timer, TimerTask}
 
 import android.app.Service
 import android.content.{BroadcastReceiver, Context, Intent, IntentFilter}
+import android.net.ConnectivityManager
 import android.os.{Handler, RemoteCallbackList}
 import android.text.TextUtils
 import android.util.Log
 import android.widget.Toast
+
 import com.github.kevinsawicki.http.HttpRequest
 import com.github.shadowsocks.aidl.{IShadowsocksService, IShadowsocksServiceCallback}
 import com.github.shadowsocks.utils._
@@ -71,6 +73,16 @@ trait BaseService extends Service {
   }
   var closeReceiverRegistered: Boolean = _
 
+  var kcptunProcess: GuardedProcess = _
+  private val networkReceiver: BroadcastReceiver = (context: Context, intent: Intent) => {
+   val cm = context.getSystemService(Context.CONNECTIVITY_SERVICE).asInstanceOf[ConnectivityManager]
+   val activeNetwork = cm.getActiveNetworkInfo()
+   val isConnected = activeNetwork != null && activeNetwork.isConnected()
+
+   if (isConnected && profile.kcp && kcptunProcess != null) kcptunProcess.restart()
+  }
+  var networkReceiverRegistered: Boolean = _
+
   val binder = new IShadowsocksService.Stub {
     override def getState: Int = {
       state
@@ -162,6 +174,14 @@ trait BaseService extends Service {
       closeReceiverRegistered = true
     }
 
+    if (profile.kcp && !networkReceiverRegistered) {
+      // register network change receiver
+      val filter = new IntentFilter()
+      filter.addAction(ConnectivityManager.CONNECTIVITY_ACTION)
+      registerReceiver(networkReceiver, filter)
+      networkReceiverRegistered = true
+    }
+
     app.track(getClass.getSimpleName, "start")
 
     changeState(State.CONNECTING)
@@ -177,6 +197,10 @@ trait BaseService extends Service {
       unregisterReceiver(closeReceiver)
       closeReceiverRegistered = false
     }
+    if (networkReceiverRegistered) {
+      unregisterReceiver(networkReceiver)
+      networkReceiverRegistered = false
+    }
 
     // Make sure update total traffic when stopping the runner
     updateTrafficTotal(TrafficMonitor.txTotal, TrafficMonitor.rxTotal)

src/main/scala/com/github/shadowsocks/GuardedProcess.scala

@@ -56,6 +56,7 @@ class GuardedProcess(cmd: Seq[String]) extends Process {
   @volatile private var guardThread: Thread = _
   @volatile private var isDestroyed: Boolean = _
   @volatile private var process: Process = _
+  @volatile private var isRestart = false
 
   def start(onRestartCallback: () => Unit = null): GuardedProcess = {
     val semaphore = new Semaphore(1)
@@ -76,9 +77,13 @@ class GuardedProcess(cmd: Seq[String]) extends Process {
           semaphore.release
           process.waitFor
 
-          if (currentTimeMillis - startTime < 1000) {
+          if (isRestart) {
-            Log.w(TAG, "process exit too fast, stop guard: " + cmd)
+            isRestart = false
-            isDestroyed = true
+          } else {
+            if (currentTimeMillis - startTime < 1000) {
+              Log.w(TAG, "process exit too fast, stop guard: " + cmd)
+              isDestroyed = true
+            }
           }
         }
       } catch {
@@ -108,6 +113,11 @@ class GuardedProcess(cmd: Seq[String]) extends Process {
     }
   }
 
+  def restart() {
+    isRestart = true
+    process.destroy()
+  }
+
   def exitValue: Int = throw new UnsupportedOperationException
   def getErrorStream: InputStream = throw new UnsupportedOperationException
   def getInputStream: InputStream = throw new UnsupportedOperationException

src/main/scala/com/github/shadowsocks/Shadowsocks.scala

@@ -481,7 +481,7 @@ class Shadowsocks extends AppCompatActivity with ServiceBoundContext {
   private def updatePreferenceScreen(profile: Profile) {
     if (profile.host == "198.199.101.152") if (adView == null) {
       adView = new AdView(this)
-      adView.setAdUnitId("ca-app-pub-9097031975646651/7760346322")
+      adView.setAdUnitId("ca-app-pub-4984938374218635/1433320509")
       adView.setAdSize(AdSize.SMART_BANNER)
       preferences.getView.asInstanceOf[ViewGroup].addView(adView, 1)
       adView.loadAd(new AdRequest.Builder().build())

src/main/scala/com/github/shadowsocks/ShadowsocksNatService.scala

@@ -65,7 +65,6 @@ class ShadowsocksNatService extends BaseService {
   private var notification: ShadowsocksNotification = _
   val myUid = android.os.Process.myUid()
 
-  var kcptunProcess: Process = _
   var sslocalProcess: Process = _
   var sstunnelProcess: Process = _
   var redsocksProcess: Process = _
@@ -117,12 +116,13 @@ class ShadowsocksNatService extends BaseService {
   }
 
   def startKcptunDaemon() {
+    if (profile.kcpcli == null) profile.kcpcli = ""
 
     val cmd = new ArrayBuffer[String]
     cmd += (getApplicationInfo.dataDir + "/kcptun"
       , "-r", profile.host + ":" + profile.kcpPort
       , "-l", "127.0.0.1:" + (profile.localPort + 90)
-      , profile.kcpcli)
+      , profile.kcpcli.trim)
 
     if (BuildConfig.DEBUG) Log.d(TAG, cmd.mkString(" "))
 

src/main/scala/com/github/shadowsocks/ShadowsocksSettings.scala

@@ -36,10 +36,8 @@ object ShadowsocksSettings {
   }
 
   def updateSummaryEditTextPreference(pref: Preference, value: String) {
-    if (value != null) {
+    pref.setSummary(value)
-      pref.setSummary(value)
+    pref.asInstanceOf[SummaryEditTextPreference].setText(value)
-      pref.asInstanceOf[SummaryEditTextPreference].setText(value)
-    }
   }
 
   def updateSwitchPreference(pref: Preference, value: Boolean) {

src/main/scala/com/github/shadowsocks/ShadowsocksTileService.scala

@@ -25,24 +25,26 @@ final class ShadowsocksTileService extends TileService with ServiceBoundContext
     def trafficUpdated(txRate: Long, rxRate: Long, txTotal: Long, rxTotal: Long) = ()
     def stateChanged(state: Int, msg: String) {
       val tile = getQsTile
-      state match {
+      if (tile != null) {
-        case State.STOPPED =>
+        state match {
-          tile.setIcon(iconIdle)
+          case State.STOPPED =>
-          tile.setLabel(getString(R.string.app_name))
+            tile.setIcon(iconIdle)
-          tile.setState(Tile.STATE_INACTIVE)
+            tile.setLabel(getString(R.string.app_name))
-        case State.CONNECTED =>
+            tile.setState(Tile.STATE_INACTIVE)
-          tile.setIcon(iconConnected)
+          case State.CONNECTED =>
-          tile.setLabel(app.currentProfile match {
+            tile.setIcon(iconConnected)
-            case Some(profile) => profile.name
+            tile.setLabel(app.currentProfile match {
-            case None => getString(R.string.app_name)
+              case Some(profile) => profile.name
-          })
+              case None => getString(R.string.app_name)
-          tile.setState(Tile.STATE_ACTIVE)
+            })
-        case _ =>
+            tile.setState(Tile.STATE_ACTIVE)
-          tile.setIcon(iconBusy)
+          case _ =>
-          tile.setLabel(getString(R.string.app_name))
+            tile.setIcon(iconBusy)
-          tile.setState(Tile.STATE_UNAVAILABLE)
+            tile.setLabel(getString(R.string.app_name))
+            tile.setState(Tile.STATE_UNAVAILABLE)
+        }
+        tile.updateTile
       }
-      tile.updateTile
     }
   }
 

src/main/scala/com/github/shadowsocks/ShadowsocksVpnService.scala

@@ -63,7 +63,6 @@ class ShadowsocksVpnService extends VpnService with BaseService {
   var vpnThread: ShadowsocksVpnThread = _
   private var notification: ShadowsocksNotification = _
 
-  var kcptunProcess: Process = _
   var sslocalProcess: Process = _
   var sstunnelProcess: Process = _
   var pdnsdProcess: Process = _
@@ -183,34 +182,36 @@ class ShadowsocksVpnService extends VpnService with BaseService {
   /** Called when the activity is first created. */
   def handleConnection: Boolean = {
     
+    val fd = startVpn()
+    if (!sendFd(fd)) return false
+
+    if (profile.kcp) {
+      startKcptunDaemon()
+    }
+
+    startShadowsocksDaemon()
+
+    if (profile.udpdns && profile.kcp) {
+      startShadowsocksUDPDaemon()
+    }
+
     if (!profile.udpdns) {
       startDnsDaemon()
       startDnsTunnel()
     }
 
-    startShadowsocksDaemon()
+    true
-
-    if (profile.udpdns) {
-      startShadowsocksUDPDaemon()
-    }
-
-    val fd = startVpn()
-    val ret = sendFd(fd)
-
-    if (ret && profile.kcp) {
-      startKcptunDaemon()
-    }
-
-    ret
   }
 
   def startKcptunDaemon() {
+    if (profile.kcpcli == null) profile.kcpcli = ""
+
     val cmd = new ArrayBuffer[String]
     cmd += (getApplicationInfo.dataDir + "/kcptun"
       , "-r", profile.host + ":" + profile.kcpPort
       , "-l", "127.0.0.1:" + (profile.localPort + 90)
       , "--path", getApplicationInfo.dataDir + "/protect_path"
-      , profile.kcpcli)
+      , profile.kcpcli.trim)
 
     if (BuildConfig.DEBUG)
       Log.d(TAG, cmd.mkString(" "))
@@ -275,6 +276,8 @@ class ShadowsocksVpnService extends VpnService with BaseService {
 
     if (profile.auth) cmd += "-A"
 
+    if (profile.udpdns && !profile.kcp) cmd += "-u"
+
     if (profile.route != Route.ALL) {
       cmd += "--acl"
       cmd += (getApplicationInfo.dataDir + "/acl.list")

src/main/scala/com/github/shadowsocks/database/DBHelper.scala

@@ -64,7 +64,7 @@ object DBHelper {
 }
 
 class DBHelper(val context: Context)
-  extends OrmLiteSqliteOpenHelper(context, DBHelper.PROFILE, null, 18) {
+  extends OrmLiteSqliteOpenHelper(context, DBHelper.PROFILE, null, 19) {
   import DBHelper._
 
   lazy val profileDao: Dao[Profile, Int] = getDao(classOf[Profile])
@@ -83,10 +83,11 @@ class DBHelper(val context: Context)
       }
       if (oldVersion < 8) {
         profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN udpdns SMALLINT;")
-        profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN route VARCHAR;")
       }
       if (oldVersion < 9) {
-        profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN route VARCHAR;")
+        profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN route VARCHAR DEFAULT 'all';")
+      } else if (oldVersion < 19) {
+        profileDao.executeRawNoArgs("UPDATE `profile` SET route = 'all' WHERE route IS NULL;")
       }
       if (oldVersion < 10) {
         profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN auth SMALLINT;")
@@ -128,11 +129,13 @@ class DBHelper(val context: Context)
 
       if (oldVersion < 17) {
         profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN kcp SMALLINT;")
-        profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN kcpcli VARCHAR;")
+        profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN kcpcli VARCHAR DEFAULT '';")
       }
 
       if (oldVersion < 18) {
-        profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN kcpPort INTEGER;")
+        profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN kcpPort INTEGER DEFAULT 8399;")
+      } else if (oldVersion < 19) {
+        profileDao.executeRawNoArgs("UPDATE `profile` SET kcpPort = 8399 WHERE kcpPort = 0;")
       }
     }
   }

src/main/scala/com/github/shadowsocks/preferences/SummaryEditTextPreference.scala

@@ -41,6 +41,7 @@ package com.github.shadowsocks.preferences
 
 import android.content.Context
 import android.preference.EditTextPreference
+import android.text.TextUtils
 import android.util.AttributeSet
 
 class SummaryEditTextPreference(context: Context, attrs: AttributeSet, defStyle: Int)
@@ -57,7 +58,7 @@ class SummaryEditTextPreference(context: Context, attrs: AttributeSet, defStyle:
   }
 
   override def setSummary(summary: CharSequence) {
-    if (summary.toString.isEmpty) {
+    if (TextUtils.isEmpty(summary)) {
       super.setSummary(mDefaultSummary)
     } else {
       super.setSummary(summary)

travis-ci/setup.sh

@@ -1,25 +0,0 @@
-#!/bin/bash
-
-export ARCH=`uname -m`
-export ANDROID_NDK_HOME=$HOME/.android/android-ndk-r12b
-export ANDROID_HOME=$HOME/.android/android-sdk-linux
-export PATH=${ANDROID_NDK_HOME}:${ANDROID_HOME}/tools:${ANDROID_HOME}/platform-tools:${PATH}
-
-if [ ! -d "$ANDROID_HOME" ]; then
-    mkdir -p $ANDROID_HOME
-    pushd $HOME/.android
-    wget -q http://dl.google.com/android/android-sdk_r24.4.1-linux.tgz
-    tar xf android-sdk_r24.4.1-linux.tgz
-    popd
-fi
-
-if [ ! -d "$ANDROID_NDK_HOME" ]; then
-    mkdir -p $ANDROID_NDK_HOME
-    pushd $HOME/.android
-    wget -q http://dl.google.com/android/repository/android-ndk-r12b-linux-${ARCH}.zip
-    unzip -q android-ndk-r12b-linux-${ARCH}.zip
-    popd
-fi
-
-( sleep 5 && while [ 1 ]; do sleep 1; echo y; done ) | android update sdk --filter tools,platform-tools,build-tools-24.0.0,android-23,android-24,extra-google-m2repository --no-ui -a
-( sleep 5 && while [ 1 ]; do sleep 1; echo y; done ) | android update sdk --filter extra-android-m2repository --no-ui -a