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.net.ConnectivityManager; 20 import android.net.NetworkTemplate; 21 import android.os.IBinder; 22 import android.os.storage.StorageManager; 23 import android.os.storage.VolumeInfo; 24 import android.telephony.SubscriptionInfo; 25 import android.telephony.SubscriptionManager; 26 import android.telephony.TelephonyManager; 27 import com.android.settings.applications.ProcStatsData; 28 import com.android.settingslib.net.DataUsageController; 29 import org.json.JSONArray; 30 import org.json.JSONException; 31 import org.json.JSONObject; 32 33 import java.io.File; 34 import java.io.FileDescriptor; 35 import java.io.PrintWriter; 36 37 public class SettingsDumpService extends Service { 38 39 @Override onBind(Intent intent)40 public IBinder onBind(Intent intent) { 41 return null; 42 } 43 44 @Override dump(FileDescriptor fd, PrintWriter writer, String[] args)45 protected void dump(FileDescriptor fd, PrintWriter writer, String[] args) { 46 JSONObject dump = new JSONObject(); 47 48 try { 49 dump.put("service", "Settings State"); 50 dump.put("storage", dumpStorage()); 51 dump.put("datausage", dumpDataUsage()); 52 dump.put("memory", dumpMemory()); 53 } catch (Exception e) { 54 e.printStackTrace(); 55 } 56 57 writer.println(dump); 58 } 59 dumpMemory()60 private JSONObject dumpMemory() throws JSONException { 61 JSONObject obj = new JSONObject(); 62 ProcStatsData statsManager = new ProcStatsData(this, false); 63 statsManager.refreshStats(true); 64 ProcStatsData.MemInfo memInfo = statsManager.getMemInfo(); 65 66 obj.put("used", String.valueOf(memInfo.realUsedRam)); 67 obj.put("free", String.valueOf(memInfo.realFreeRam)); 68 obj.put("total", String.valueOf(memInfo.realTotalRam)); 69 obj.put("state", statsManager.getMemState()); 70 71 return obj; 72 } 73 dumpDataUsage()74 private JSONObject dumpDataUsage() throws JSONException { 75 JSONObject obj = new JSONObject(); 76 DataUsageController controller = new DataUsageController(this); 77 ConnectivityManager connectivityManager = getSystemService(ConnectivityManager.class); 78 SubscriptionManager manager = SubscriptionManager.from(this); 79 TelephonyManager telephonyManager = TelephonyManager.from(this); 80 if (connectivityManager.isNetworkSupported(ConnectivityManager.TYPE_MOBILE)) { 81 JSONArray array = new JSONArray(); 82 for (SubscriptionInfo info : manager.getAllSubscriptionInfoList()) { 83 NetworkTemplate mobileAll = NetworkTemplate.buildTemplateMobileAll( 84 telephonyManager.getSubscriberId(info.getSubscriptionId())); 85 final JSONObject usage = dumpDataUsage(mobileAll, controller); 86 usage.put("subId", info.getSubscriptionId()); 87 array.put(usage); 88 } 89 obj.put("cell", array); 90 } 91 if (connectivityManager.isNetworkSupported(ConnectivityManager.TYPE_WIFI)) { 92 obj.put("wifi", dumpDataUsage(NetworkTemplate.buildTemplateWifiWildcard(), controller)); 93 } 94 if (connectivityManager.isNetworkSupported(ConnectivityManager.TYPE_ETHERNET)) { 95 obj.put("ethernet", dumpDataUsage(NetworkTemplate.buildTemplateEthernet(), controller)); 96 } 97 return obj; 98 } 99 dumpDataUsage(NetworkTemplate template, DataUsageController controller)100 private JSONObject dumpDataUsage(NetworkTemplate template, DataUsageController controller) 101 throws JSONException { 102 JSONObject obj = new JSONObject(); 103 DataUsageController.DataUsageInfo usage = controller.getDataUsageInfo(template); 104 obj.put("carrier", usage.carrier); 105 obj.put("start", usage.startDate); 106 obj.put("usage", usage.usageLevel); 107 obj.put("warning", usage.warningLevel); 108 obj.put("limit", usage.limitLevel); 109 return obj; 110 } 111 dumpStorage()112 private JSONObject dumpStorage() throws JSONException { 113 JSONObject obj = new JSONObject(); 114 StorageManager manager = getSystemService(StorageManager.class); 115 for (VolumeInfo volume : manager.getVolumes()) { 116 JSONObject volObj = new JSONObject(); 117 if (volume.isMountedReadable()) { 118 File path = volume.getPath(); 119 volObj.put("used", String.valueOf(path.getTotalSpace() - path.getFreeSpace())); 120 volObj.put("total", String.valueOf(path.getTotalSpace())); 121 } 122 volObj.put("path", volume.getInternalPath()); 123 volObj.put("state", volume.getState()); 124 volObj.put("stateDesc", volume.getStateDescription()); 125 volObj.put("description", volume.getDescription()); 126 obj.put(volume.getId(), volObj); 127 } 128 return obj; 129 } 130 } 131