1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file 5 * except in compliance with the License. You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software distributed under the 10 * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 11 * KIND, either express or implied. See the License for the specific language governing 12 * permissions and limitations under the License. 13 */ 14 15 package com.android.settings; 16 17 import android.app.Service; 18 import android.content.Intent; 19 import android.content.pm.PackageManager; 20 import android.content.pm.ResolveInfo; 21 import android.net.ConnectivityManager; 22 import android.net.NetworkTemplate; 23 import android.net.Uri; 24 import android.os.IBinder; 25 import android.os.storage.StorageManager; 26 import android.os.storage.VolumeInfo; 27 import android.telephony.SubscriptionInfo; 28 import android.telephony.SubscriptionManager; 29 import android.telephony.TelephonyManager; 30 import com.android.internal.annotations.VisibleForTesting; 31 import com.android.settings.applications.ProcStatsData; 32 import com.android.settingslib.net.DataUsageController; 33 import org.json.JSONArray; 34 import org.json.JSONException; 35 import org.json.JSONObject; 36 37 import java.io.File; 38 import java.io.FileDescriptor; 39 import java.io.PrintWriter; 40 41 public class SettingsDumpService extends Service { 42 @VisibleForTesting static final String KEY_SERVICE = "service"; 43 @VisibleForTesting static final String KEY_STORAGE = "storage"; 44 @VisibleForTesting static final String KEY_DATAUSAGE = "datausage"; 45 @VisibleForTesting static final String KEY_MEMORY = "memory"; 46 @VisibleForTesting static final String KEY_DEFAULT_BROWSER_APP = "default_browser_app"; 47 @VisibleForTesting static final Intent BROWSER_INTENT = 48 new Intent("android.intent.action.VIEW", Uri.parse("http://")); 49 50 @Override onBind(Intent intent)51 public IBinder onBind(Intent intent) { 52 return null; 53 } 54 55 @Override dump(FileDescriptor fd, PrintWriter writer, String[] args)56 protected void dump(FileDescriptor fd, PrintWriter writer, String[] args) { 57 JSONObject dump = new JSONObject(); 58 59 try { 60 dump.put(KEY_SERVICE, "Settings State"); 61 dump.put(KEY_STORAGE, dumpStorage()); 62 dump.put(KEY_DATAUSAGE, dumpDataUsage()); 63 dump.put(KEY_MEMORY, dumpMemory()); 64 dump.put(KEY_DEFAULT_BROWSER_APP, dumpDefaultBrowser()); 65 } catch (Exception e) { 66 e.printStackTrace(); 67 } 68 69 writer.println(dump); 70 } 71 dumpMemory()72 private JSONObject dumpMemory() throws JSONException { 73 JSONObject obj = new JSONObject(); 74 ProcStatsData statsManager = new ProcStatsData(this, false); 75 statsManager.refreshStats(true); 76 ProcStatsData.MemInfo memInfo = statsManager.getMemInfo(); 77 78 obj.put("used", String.valueOf(memInfo.realUsedRam)); 79 obj.put("free", String.valueOf(memInfo.realFreeRam)); 80 obj.put("total", String.valueOf(memInfo.realTotalRam)); 81 obj.put("state", statsManager.getMemState()); 82 83 return obj; 84 } 85 dumpDataUsage()86 private JSONObject dumpDataUsage() throws JSONException { 87 JSONObject obj = new JSONObject(); 88 DataUsageController controller = new DataUsageController(this); 89 ConnectivityManager connectivityManager = getSystemService(ConnectivityManager.class); 90 SubscriptionManager manager = SubscriptionManager.from(this); 91 TelephonyManager telephonyManager = TelephonyManager.from(this); 92 if (connectivityManager.isNetworkSupported(ConnectivityManager.TYPE_MOBILE)) { 93 JSONArray array = new JSONArray(); 94 for (SubscriptionInfo info : manager.getAllSubscriptionInfoList()) { 95 NetworkTemplate mobileAll = NetworkTemplate.buildTemplateMobileAll( 96 telephonyManager.getSubscriberId(info.getSubscriptionId())); 97 final JSONObject usage = dumpDataUsage(mobileAll, controller); 98 usage.put("subId", info.getSubscriptionId()); 99 array.put(usage); 100 } 101 obj.put("cell", array); 102 } 103 if (connectivityManager.isNetworkSupported(ConnectivityManager.TYPE_WIFI)) { 104 obj.put("wifi", dumpDataUsage(NetworkTemplate.buildTemplateWifiWildcard(), controller)); 105 } 106 if (connectivityManager.isNetworkSupported(ConnectivityManager.TYPE_ETHERNET)) { 107 obj.put("ethernet", dumpDataUsage(NetworkTemplate.buildTemplateEthernet(), controller)); 108 } 109 return obj; 110 } 111 dumpDataUsage(NetworkTemplate template, DataUsageController controller)112 private JSONObject dumpDataUsage(NetworkTemplate template, DataUsageController controller) 113 throws JSONException { 114 JSONObject obj = new JSONObject(); 115 DataUsageController.DataUsageInfo usage = controller.getDataUsageInfo(template); 116 obj.put("carrier", usage.carrier); 117 obj.put("start", usage.startDate); 118 obj.put("usage", usage.usageLevel); 119 obj.put("warning", usage.warningLevel); 120 obj.put("limit", usage.limitLevel); 121 return obj; 122 } 123 dumpStorage()124 private JSONObject dumpStorage() throws JSONException { 125 JSONObject obj = new JSONObject(); 126 StorageManager manager = getSystemService(StorageManager.class); 127 for (VolumeInfo volume : manager.getVolumes()) { 128 JSONObject volObj = new JSONObject(); 129 if (volume.isMountedReadable()) { 130 File path = volume.getPath(); 131 volObj.put("used", String.valueOf(path.getTotalSpace() - path.getFreeSpace())); 132 volObj.put("total", String.valueOf(path.getTotalSpace())); 133 } 134 volObj.put("path", volume.getInternalPath()); 135 volObj.put("state", volume.getState()); 136 volObj.put("stateDesc", volume.getStateDescription()); 137 volObj.put("description", volume.getDescription()); 138 obj.put(volume.getId(), volObj); 139 } 140 return obj; 141 } 142 143 @VisibleForTesting dumpDefaultBrowser()144 String dumpDefaultBrowser() { 145 final ResolveInfo resolveInfo = getPackageManager().resolveActivity( 146 BROWSER_INTENT, PackageManager.MATCH_DEFAULT_ONLY); 147 148 if (resolveInfo == null || resolveInfo.activityInfo.packageName.equals("android")) { 149 return null; 150 } else { 151 return resolveInfo.activityInfo.packageName; 152 } 153 } 154 } 155