add background measurement

OffloadingDemo/.idea/misc.xml

@@ -37,7 +37,7 @@
     <ConfirmationsSetting value="0" id="Add" />
     <ConfirmationsSetting value="0" id="Remove" />
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" assert-keyword="true" jdk-15="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_7" assert-keyword="true" jdk-15="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">

OffloadingDemo/mobile/mobile.iml

@@ -66,14 +66,6 @@
       <sourceFolder url="file://$MODULE_DIR$/src/main/jni" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/src/main/rs" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/src/main/shaders" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/res" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/resources" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/assets" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/aidl" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/jni" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/rs" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/shaders" isTestSource="true" />
       <sourceFolder url="file://$MODULE_DIR$/src/androidTest/res" type="java-test-resource" />
       <sourceFolder url="file://$MODULE_DIR$/src/androidTest/resources" type="java-test-resource" />
       <sourceFolder url="file://$MODULE_DIR$/src/androidTest/assets" type="java-test-resource" />
@@ -82,6 +74,14 @@
       <sourceFolder url="file://$MODULE_DIR$/src/androidTest/jni" isTestSource="true" />
       <sourceFolder url="file://$MODULE_DIR$/src/androidTest/rs" isTestSource="true" />
       <sourceFolder url="file://$MODULE_DIR$/src/androidTest/shaders" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/test/res" type="java-test-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/test/resources" type="java-test-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/test/assets" type="java-test-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/test/aidl" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/test/jni" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/test/rs" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/test/shaders" isTestSource="true" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/assets" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/blame" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/builds" />

OffloadingDemo/mobile/src/main/java/edu/ucsb/cs/sandlab/offloadingdemo/MainActivity.java

@@ -55,7 +55,7 @@ class MainActivity extends Activity {
     protected static int time_wait_for = 100; // ms
     protected static int wifiDriverPID = -1;
     // maintained variables
-    private Button btn_startTransmit, btn_startReceive;
+    private Button btn_startTransmit, btn_startReceive, btn_measureBg;
     private Button btn_setByte2send, btn_setRepeatTimes, btn_setTCPDumpInterface,
             btn_clearStatus, btn_setLogFreq, btn_setOthers;
     private WifiManager wm;
@@ -630,6 +630,7 @@ class MainActivity extends Activity {
         txt_results = (TextView) findViewById(R.id.txt_results);
         btn_startTransmit = (Button) findViewById(R.id.btn_startTransmit);
         btn_startReceive = (Button) findViewById(R.id.btn_startReceive);
+        btn_measureBg = (Button) findViewById(R.id.btn_measureBg);
         btn_setByte2send = (Button) findViewById(R.id.btn_setByte2send);
         btn_setRepeatTimes = (Button) findViewById(R.id.btn_setRepeatTimes);
         btn_setTCPDumpInterface = (Button) findViewById(R.id.btn_setTCPDumpInterface);
@@ -656,6 +657,73 @@ class MainActivity extends Activity {
                 startRecording(true);
             }
         });
+        btn_measureBg.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                new Thread(new Runnable() {
+                    @Override
+                    public void run() {
+                        // msg indicating starting
+                        myHandler.post(new Runnable() {
+                            @Override
+                            public void run() {
+                                txt_results.append("Starting.. will come back after 1min\n");
+                            }
+                        });
+                        // disable tcpdump
+                        boolean isUsingTCPDump_backup = isUsingTCPDump;
+                        isUsingTCPDump = false;
+                        // change screen brightness to 0
+                        Utilities.switchScreenStatus();
+
+                        btn_click_time = Long.toString(
+                                System.currentTimeMillis());
+                        startService(intentSSLogger);
+                        try {
+                            Thread.sleep(60000);  // sleep for 60s
+                        } catch (InterruptedException e) {
+                            e.printStackTrace();
+                        }
+                        stopService(intentSSLogger);
+                        myServiceCheck();
+                        try {
+                            Thread.sleep(1000);
+                        } catch (InterruptedException e) {
+                            e.printStackTrace();
+                        }
+                        // change screen back on
+                        Utilities.switchScreenStatus();
+                        Runtime.getRuntime().gc();
+                        System.gc();
+                        String tarName = "bg_measure_"
+                                + (new SimpleDateFormat(
+                                "yyyyMMdd_HHmmss", Locale.US)
+                                .format(new Date()))
+                                + ".tar.gz";
+                        String[] commd = new String[3];
+                        commd[0] = "su";
+                        commd[1] = "&&";
+                        commd[2] = "cd " + outFolderPath
+                                + " && busybox tar -czf "
+                                + tarName + " *.cpu *.cpuRaw *.ss";
+                        try {
+                            Runtime.getRuntime().exec(commd).waitFor();
+                        } catch (InterruptedException | IOException e) {
+                            e.printStackTrace();
+                        }
+                        isUsingTCPDump = isUsingTCPDump_backup;
+                        // msg indicating all done
+                        myHandler.post(new Runnable() {
+                            @Override
+                            public void run() {
+                                txt_results.append("Done\n");
+                            }
+                        });
+                    }
+                }).start();
+
+            }
+        });
         btn_setByte2send.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {

OffloadingDemo/mobile/src/main/java/edu/ucsb/cs/sandlab/offloadingdemo/SSLogger.java

@@ -345,7 +345,7 @@ class SSLogger extends Service {
      * @return string that's been parsed
      */
     private static String parseProcPIDStat(String line) {
-        if (line == null) return "-1 -1 -1"; // -1 means it does not exist
+        if (line == null) return "nan nan nan"; // -1 means it does not exist
         String[] toks = line.split("\\s+");
         long idle = Long.parseLong(toks[15]) + Long.parseLong(toks[16]);
         long cpu = Long.parseLong(toks[13]) + Long.parseLong(toks[14]);

OffloadingDemo/mobile/src/main/java/edu/ucsb/cs/sandlab/offloadingdemo/Thread_TX_CNormalUDP.java

@@ -41,7 +41,8 @@ class Thread_TX_CNormalUDP implements Runnable {
                 + (MainActivity.isLocal ? Utilities.myInetIP : MainActivity.remoteIP) + " "
                 + Utilities.UDP_port + " "
                 + ((MainActivity.currentBandwidth < 0) ? "" : String.valueOf(
-                        MainActivity.currentBandwidth));
+                        MainActivity.currentBandwidth))
+                + ((Utilities.udpsendsize == -1) ? "" : String.valueOf(Utilities.udpsendsize));
 
         Log.d("TX_NormalUDP", "Start TX Normal UDP");
 

OffloadingDemo/mobile/src/main/res/layout/activity_main.xml

@@ -21,7 +21,7 @@
                 android:id="@+id/btn_startTransmit"
                 android:layout_width="0dp"
                 android:layout_height="match_parent"
-                android:layout_weight="1"
+                android:layout_weight="2"
                 android:text="@string/btn_begintx"
                 android:textStyle="bold"
                 android:textSize="20dp"
@@ -32,12 +32,23 @@
                 android:id="@+id/btn_startReceive"
                 android:layout_width="0dp"
                 android:layout_height="match_parent"
-                android:layout_weight="1"
+                android:layout_weight="2"
                 android:text="@string/btn_beginrx"
                 android:textStyle="bold"
                 android:textSize="20dp"
                 android:textColor="#FFFFFF"/>
 
+            <Button
+                android:theme="@style/theme_btn_bg"
+                android:id="@+id/btn_measureBg"
+                android:layout_width="0dp"
+                android:layout_height="match_parent"
+                android:layout_weight="1"
+                android:text="Get BG"
+                android:textStyle="bold"
+                android:textSize="20dp"
+                android:textColor="#FFFFFF"/>
+
         </LinearLayout>
 
         <LinearLayout

OffloadingDemo/mobile/src/main/res/values/strings.xml

@@ -5,8 +5,8 @@
     <string name="btn_setuptcpdump">Setup\nTCPDump</string>
     <string name="btn_setothers">Misc.</string>
     <string name="btn_clear">Clear</string>
-    <string name="btn_beginrx">Begin RX</string>
+    <string name="btn_beginrx">Start RX</string>
-    <string name="btn_begintx">Begin TX</string>
+    <string name="btn_begintx">Start TX</string>
     <string name="warn_root">Not rooted!! Must be rooted!</string>
     <string name="stat_wifion">WiFi is ON!\n</string>
     <string name="stat_wifioff">WiFi is NOT On!\n</string>

OffloadingDemo/mobile/src/main/res/values/styles.xml

@@ -8,4 +8,7 @@
     <style name="theme_btn_rx" parent="android:Theme.Material">
         <item name="android:colorButtonNormal">@color/pink</item>
     </style>
+    <style name="theme_btn_bg" parent="android:Theme.Material">
+        <item name="android:colorButtonNormal">@color/wallet_holo_blue_light</item>
+    </style>
 </resources>

OffloadingDemo/wear/wear.iml

@@ -66,14 +66,6 @@
       <sourceFolder url="file://$MODULE_DIR$/src/main/jni" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/src/main/rs" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/src/main/shaders" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/res" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/resources" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/assets" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/aidl" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/java" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/jni" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/rs" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/shaders" isTestSource="true" />
       <sourceFolder url="file://$MODULE_DIR$/src/test/res" type="java-test-resource" />
       <sourceFolder url="file://$MODULE_DIR$/src/test/resources" type="java-test-resource" />
       <sourceFolder url="file://$MODULE_DIR$/src/test/assets" type="java-test-resource" />
@@ -82,6 +74,14 @@
       <sourceFolder url="file://$MODULE_DIR$/src/test/jni" isTestSource="true" />
       <sourceFolder url="file://$MODULE_DIR$/src/test/rs" isTestSource="true" />
       <sourceFolder url="file://$MODULE_DIR$/src/test/shaders" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/res" type="java-test-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/resources" type="java-test-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/assets" type="java-test-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/aidl" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/java" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/jni" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/rs" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/shaders" isTestSource="true" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/blame" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.android.support/recyclerview-v7/22.0.0/jars" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.android.support/support-v4/22.2.0/jars" />