/**
*
*/
package com.asksven.android.common.kernelutils;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import android.content.Context;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.util.Log;
import com.asksven.android.common.NonRootShell;
import com.asksven.android.common.RootShell;
import com.asksven.android.common.privateapiproxies.StatElement;
import com.asksven.android.common.privateapiproxies.Process;
import com.asksven.android.common.utils.DateUtils;
import com.asksven.android.common.utils.SysUtils;
/**
* Parses the content of 'dumpsys battery'
* @author sven
*/
public class ProcessStatsDumpsys
{
static final String TAG = "OtherStatsDumpsys";
static final String PERMISSION_DENIED = "su rights required to access alarms are not available / were not granted";
/**
* Returns a list of alarm value objects
* @return
* @throws Exception
*/
public static ArrayList<StatElement> getProcesses(Context ctx)
{
ArrayList myProcesses = new ArrayList<Process>();
// get the list of all installed packages
PackageManager pm = ctx.getPackageManager();
List<ApplicationInfo> apps = pm.getInstalledApplications(PackageManager.GET_META_DATA);
// List<PackageInfo> packages = pm.getInstalledPackages(PackageManager.GET_META_DATA);
HashMap<String, Integer> xrefPackages = new HashMap<String, Integer>();
for (int i=0; i < apps.size(); i++)
{
xrefPackages.put(apps.get(i).packageName, apps.get(i).uid);
}
List<String> res = null;
if (SysUtils.hasDumpsysPermission(ctx))
{
res = NonRootShell.getInstance().run("dumpsys batterystats");
}
else
{
res = RootShell.getInstance().run("dumpsys batterystats");
}
HashMap<String, List<Process>> xrefUserNames = getProcesses(res);
// go through the processes and set the proper uid
Iterator<String> userNames = xrefUserNames.keySet().iterator();
while (userNames.hasNext())
{
String userName = userNames.next();
List<Process> procs = xrefUserNames.get(userName);
int uid = -1;
if (!userName.equals(""))
{
if (userName.startsWith("u0a"))
{
// resolve though xrefPackages
uid = -1;
}
else
{
uid = Integer.valueOf(userName);
}
}
for (int i=0; i < procs.size(); i++)
{
Process proc = procs.get(i);
if (uid == -1)
{
String packageName = proc.getName();
if ((packageName != null) && (xrefPackages != null))
{
try
{
Integer lookupUid = xrefPackages.get(packageName);
if (lookupUid != null)
{
uid = lookupUid;
}
else
{
Log.d(TAG, "Package " + packageName + " was not found in xref");
}
}
catch (Exception e)
{
Log.e(TAG, "An error occured when retrieving uid=" + uid + " for package=" + packageName);
}
}
}
proc.setUid(uid);
myProcesses.add(proc);
}
}
return myProcesses;
}
static ArrayList<String> getTestData()
{
ArrayList<String> myRet = new ArrayList<String>()
{{
add("Alarm Stats:");
add(" All partial wake locks:");
add(" Wake lock 1001 RILJ: 1h 8m 23s 575ms (930 times) realtime");
add(" Wake lock 1013 AudioMix: 26m 33s 343ms (10 times) realtime");
add(" Wake lock u0a203 android.media.MediaPlayer: 26m 20s 380ms (3 times) realtime");
add(" Wake lock u0a203 pocketcasts_wake_lock: 26m 19s 956ms (3 times) realtime");
add(" Wake lock u0a18 NlpCollectorWakeLock: 5m 1s 608ms (347 times) realtime");
add(" Wake lock u0a18 NlpWakeLock: 1m 58s 440ms (1473 times) realtime");
add(" Wake lock u0a18 Checkin Service: 1m 36s 820ms (47 times) realtime");
add(" Wake lock u0a203 pocketcasts_update_wake_lock: 44s 69ms (5 times) realtime");
add(" Wake lock 1000 ActivityManager-Launch: 27s 214ms (72 times) realtime");
add(" Wake lock u0a18 WakefulIntentService[GCoreUlr-LocationReportingService]: 27s 108ms (11 times) realtime");
add(" Wake lock u0a47 StartingAlertService: 23s 785ms (15 times) realtime");
add(" Wake lock u0a59 *sync*/gmail-ls/com.google/sven.knispel@gmail.com: 17s 777ms (6 times) realtime");
add(" Wake lock 1000 AlarmManager: 17s 235ms (193 times) realtime");
add(" Wake lock u0a18 Icing: 14s 250ms (45 times) realtime");
add(" Wake lock u0a18 GCM_CONN_ALARM: 13s 467ms (25 times) realtime");
add(" Wake lock u0a18 ezk: 11s 653ms (136 times) realtime");
add(" Wake lock u0a178 AlarmManager: 10s 671ms (162 times) realtime");
}};
return myRet;
}
protected static HashMap<String, List<Process>> getProcesses(List<String> res)
{
HashMap<String, List<Process>> xref = new HashMap<String, List<Process>>();
final String START_PATTERN = "Statistics since last charge";
final String STOP_PATTERN = "Statistics since last unplugged";
if ((res != null) && (res.size() != 0))
{
Pattern begin = Pattern.compile(START_PATTERN);
Pattern end = Pattern.compile(STOP_PATTERN);
boolean bParsing = false;
Pattern patternUser = Pattern.compile("\\s\\s((u0a)?\\d+):");
Pattern patternProcess = Pattern.compile("\\s\\s\\s\\sProc\\s(.*):");
Pattern patternCpu = Pattern.compile("\\s\\s\\s\\s\\s\\sCPU:\\s(.*) usr \\+ (.*) krn.*");
Pattern patternStarts = Pattern.compile("\\s\\s\\s\\s\\s\\s(\\d+) proc starts");
String user = "";
String process = "";
long userCpu = 0;
long systemCpu = 0;
int starts = 0;
for (int i=0; i < res.size(); i++)
{
// skip till start mark found
if (bParsing)
{
// look for end
Matcher endMatcher = end.matcher(res.get(i));
if (endMatcher.find())
{
// add whatever was not saved yet
if (!user.equals("") && !process.equals(""))
{
Process myProc = new Process(process, userCpu, systemCpu, starts);
List<Process> myList = xref.get(user);
if (myList == null)
{
myList = new ArrayList<Process>();
xref.put(user, myList);
}
myList.add(myProc);
}
break;
}
String line = res.get(i);
Matcher mUser = patternUser.matcher(line);
Matcher mProcess = patternProcess.matcher(line);
Matcher mCpu = patternCpu.matcher(line);
Matcher mStarts = patternStarts.matcher(line);
if ( mUser.find() )
{
// check if we had detected something previously
if (!user.equals("") && !process.equals(""))
{
Process myProc = new Process(process, userCpu, systemCpu, starts);
List<Process> myList = xref.get(user);
if (myList == null)
{
myList = new ArrayList<Process>();
xref.put(user, myList);
}
myList.add(myProc);
}
user = mUser.group(1);
process = "";
userCpu = 0;
systemCpu = 0;
starts = 0;
}
if ( mProcess.find() )
{
// check if we had detected something previously
if (!user.equals("") && !process.equals(""))
{
Process myProc = new Process(process, userCpu, systemCpu, starts);
List<Process> myList = xref.get(user);
if (myList == null)
{
myList = new ArrayList<Process>();
xref.put(user, myList);
}
myList.add(myProc);
}
process = mProcess.group(1);
userCpu = 0;
systemCpu = 0;
starts = 0;
}
if ( mCpu.find() )
{
userCpu = DateUtils.durationToLong(mCpu.group(1));
systemCpu = DateUtils.durationToLong(mCpu.group(2));
}
if ( mStarts.find() )
{
starts = Integer.valueOf(mStarts.group(1));
}
}
else
{
// look for beginning
Matcher line = begin.matcher(res.get(i));
if (line.find())
{
bParsing = true;
}
}
}
}
return xref;
}
}