Separate command, log and stats handlers

This commit is contained in:
M66B 2016-02-12 08:16:43 +01:00
parent 2ab2ff00ec
commit ebeae91ed3
1 changed files with 190 additions and 133 deletions

View File

@ -108,8 +108,12 @@ public class SinkholeService extends VpnService implements SharedPreferences.OnS
private Map<Long, Map<InetAddress, Boolean>> mapUidIPFilters = new HashMap<>();
private Map<Integer, Forward> mapForward = new HashMap<>();
private volatile Looper mServiceLooper;
private volatile ServiceHandler mServiceHandler;
private volatile Looper commandLooper;
private volatile Looper logLooper;
private volatile Looper statsLooper;
private volatile CommandHandler commandHandler;
private volatile LogHandler logHandler;
private volatile StatsHandler statsHandler;
private static final int NOTIFY_ENFORCING = 1;
private static final int NOTIFY_WAITING = 2;
@ -165,21 +169,8 @@ public class SinkholeService extends VpnService implements SharedPreferences.OnS
return wlInstance;
}
private final class ServiceHandler extends Handler {
private boolean stats = false;
private long when;
private long t = -1;
private long tx = -1;
private long rx = -1;
private List<Long> gt = new ArrayList<>();
private List<Float> gtx = new ArrayList<>();
private List<Float> grx = new ArrayList<>();
private HashMap<Integer, Long> mapUidBytes = new HashMap<>();
public ServiceHandler(Looper looper) {
private final class CommandHandler extends Handler {
public CommandHandler(Looper looper) {
super(looper);
}
@ -190,32 +181,13 @@ public class SinkholeService extends VpnService implements SharedPreferences.OnS
case MSG_SERVICE_INTENT:
handleIntent((Intent) msg.obj);
break;
case MSG_STATS_START:
startStats();
break;
case MSG_STATS_STOP:
stopStats();
break;
case MSG_STATS_UPDATE:
updateStats();
break;
case MSG_PACKET:
log((Packet) msg.obj);
break;
case MSG_RR:
resolved((ResourceRecord) msg.obj);
break;
default:
Log.e(TAG, "Unknown command message=" + msg.what);
}
} catch (Throwable ex) {
Log.e(TAG, ex.toString() + "\n" + Log.getStackTraceString(ex));
Util.sendCrashReport(ex, SinkholeService.this);
} finally {
if (msg.what == MSG_SERVICE_INTENT)
try {
PowerManager.WakeLock wl = getLock(SinkholeService.this);
if (wl.isHeld())
@ -300,13 +272,16 @@ public class SinkholeService extends VpnService implements SharedPreferences.OnS
break;
case stats:
stopStats();
startStats();
statsHandler.sendEmptyMessage(MSG_STATS_STOP);
statsHandler.sendEmptyMessage(MSG_STATS_START);
break;
case set:
set(intent);
break;
default:
Log.e(TAG, "Unknown command=" + cmd);
}
// Update main view
@ -453,6 +428,145 @@ public class SinkholeService extends VpnService implements SharedPreferences.OnS
}
}
private void set(Intent intent) {
// Get arguments
int uid = intent.getIntExtra(EXTRA_UID, 0);
String network = intent.getStringExtra(EXTRA_NETWORK);
String pkg = intent.getStringExtra(EXTRA_PACKAGE);
boolean blocked = intent.getBooleanExtra(EXTRA_BLOCKED, false);
Log.i(TAG, "Set " + pkg + " " + network + "=" + blocked);
// Get defaults
SharedPreferences settings = PreferenceManager.getDefaultSharedPreferences(SinkholeService.this);
boolean default_wifi = settings.getBoolean("whitelist_wifi", true);
boolean default_other = settings.getBoolean("whitelist_other", true);
// Update setting
SharedPreferences prefs = getSharedPreferences(network, Context.MODE_PRIVATE);
if (blocked == ("wifi".equals(network) ? default_wifi : default_other))
prefs.edit().remove(pkg).apply();
else
prefs.edit().putBoolean(pkg, blocked).apply();
// Apply rules
SinkholeService.reload(null, "notification", SinkholeService.this);
// Update notification
Receiver.notifyNewApplication(uid, SinkholeService.this);
// Update UI
Intent ruleset = new Intent(ActivityMain.ACTION_RULES_CHANGED);
LocalBroadcastManager.getInstance(SinkholeService.this).sendBroadcast(ruleset);
}
}
private final class LogHandler extends Handler {
public LogHandler(Looper looper) {
super(looper);
}
@Override
public void handleMessage(Message msg) {
try {
switch (msg.what) {
case MSG_PACKET:
log((Packet) msg.obj);
break;
case MSG_RR:
resolved((ResourceRecord) msg.obj);
break;
default:
Log.e(TAG, "Unknown log message=" + msg.what);
}
} catch (Throwable ex) {
Log.e(TAG, ex.toString() + "\n" + Log.getStackTraceString(ex));
Util.sendCrashReport(ex, SinkholeService.this);
}
}
private void log(Packet packet) {
// Get settings
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(SinkholeService.this);
boolean log = prefs.getBoolean("log", false);
boolean log_app = prefs.getBoolean("log_app", false);
boolean notify = prefs.getBoolean("notify_access", false);
boolean system = prefs.getBoolean("manage_system", false);
DatabaseHelper dh = DatabaseHelper.getInstance(SinkholeService.this);
// Get real name
String dname = dh.getQName(packet.daddr);
// Traffic log
if (log)
dh.insertLog(packet, dname, (last_connected ? last_metered ? 2 : 1 : 0), last_interactive);
// Application log
if (log_app && packet.uid >= 0) {
if (!(packet.protocol == 6 /* TCP */ || packet.protocol == 17 /* UDP */))
packet.dport = 0;
if (dh.updateAccess(packet, dname, -1))
if (notify && prefs.getBoolean("notify_" + packet.uid, true) &&
(system || !Util.isSystem(packet.uid, SinkholeService.this)))
showAccessNotification(packet.uid);
}
if (packet.uid < 0 && packet.dport != 53)
Log.w(TAG, "Unknown application packet " + packet);
}
private void resolved(ResourceRecord rr) {
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(SinkholeService.this);
if (prefs.getBoolean("resolved", true))
DatabaseHelper.getInstance(SinkholeService.this).insertDns(rr);
}
}
private final class StatsHandler extends Handler {
private boolean stats = false;
private long when;
private long t = -1;
private long tx = -1;
private long rx = -1;
private List<Long> gt = new ArrayList<>();
private List<Float> gtx = new ArrayList<>();
private List<Float> grx = new ArrayList<>();
private HashMap<Integer, Long> mapUidBytes = new HashMap<>();
public StatsHandler(Looper looper) {
super(looper);
}
@Override
public void handleMessage(Message msg) {
try {
switch (msg.what) {
case MSG_STATS_START:
startStats();
break;
case MSG_STATS_STOP:
stopStats();
break;
case MSG_STATS_UPDATE:
updateStats();
break;
default:
Log.e(TAG, "Unknown stats message=" + msg.what);
}
} catch (Throwable ex) {
Log.e(TAG, ex.toString() + "\n" + Log.getStackTraceString(ex));
Util.sendCrashReport(ex, SinkholeService.this);
}
}
private void startStats() {
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(SinkholeService.this);
boolean enabled = (!stats && prefs.getBoolean("show_stats", false));
@ -474,7 +588,7 @@ public class SinkholeService extends VpnService implements SharedPreferences.OnS
private void stopStats() {
Log.i(TAG, "Stats stop");
stats = false;
mServiceHandler.removeMessages(MSG_STATS_UPDATE);
this.removeMessages(MSG_STATS_UPDATE);
if (state == State.stats) {
Log.d(TAG, "Stop foreground state=" + state.toString());
stopForeground(true);
@ -494,7 +608,7 @@ public class SinkholeService extends VpnService implements SharedPreferences.OnS
int loglevel = Integer.parseInt(prefs.getString("loglevel", Integer.toString(Log.WARN)));
// Schedule next update
mServiceHandler.sendEmptyMessageDelayed(MSG_STATS_UPDATE, frequency);
this.sendEmptyMessageDelayed(MSG_STATS_UPDATE, frequency);
long ct = SystemClock.elapsedRealtime();
@ -678,74 +792,6 @@ public class SinkholeService extends VpnService implements SharedPreferences.OnS
} else
NotificationManagerCompat.from(SinkholeService.this).notify(NOTIFY_TRAFFIC, builder.build());
}
private void log(Packet packet) {
// Get settings
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(SinkholeService.this);
boolean log = prefs.getBoolean("log", false);
boolean log_app = prefs.getBoolean("log_app", false);
boolean notify = prefs.getBoolean("notify_access", false);
boolean system = prefs.getBoolean("manage_system", false);
DatabaseHelper dh = DatabaseHelper.getInstance(SinkholeService.this);
// Get real name
String dname = dh.getQName(packet.daddr);
// Traffic log
if (log)
dh.insertLog(packet, dname, (last_connected ? last_metered ? 2 : 1 : 0), last_interactive);
// Application log
if (log_app && packet.uid >= 0) {
if (!(packet.protocol == 6 /* TCP */ || packet.protocol == 17 /* UDP */))
packet.dport = 0;
if (dh.updateAccess(packet, dname, -1))
if (notify && prefs.getBoolean("notify_" + packet.uid, true) &&
(system || !Util.isSystem(packet.uid, SinkholeService.this)))
showAccessNotification(packet.uid);
}
if (packet.uid < 0 && packet.dport != 53)
Log.w(TAG, "Unknown application packet " + packet);
}
private void resolved(ResourceRecord rr) {
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(SinkholeService.this);
if (prefs.getBoolean("resolved", true))
DatabaseHelper.getInstance(SinkholeService.this).insertDns(rr);
}
private void set(Intent intent) {
// Get arguments
int uid = intent.getIntExtra(EXTRA_UID, 0);
String network = intent.getStringExtra(EXTRA_NETWORK);
String pkg = intent.getStringExtra(EXTRA_PACKAGE);
boolean blocked = intent.getBooleanExtra(EXTRA_BLOCKED, false);
Log.i(TAG, "Set " + pkg + " " + network + "=" + blocked);
// Get defaults
SharedPreferences settings = PreferenceManager.getDefaultSharedPreferences(SinkholeService.this);
boolean default_wifi = settings.getBoolean("whitelist_wifi", true);
boolean default_other = settings.getBoolean("whitelist_other", true);
// Update setting
SharedPreferences prefs = getSharedPreferences(network, Context.MODE_PRIVATE);
if (blocked == ("wifi".equals(network) ? default_wifi : default_other))
prefs.edit().remove(pkg).apply();
else
prefs.edit().putBoolean(pkg, blocked).apply();
// Apply rules
SinkholeService.reload(null, "notification", SinkholeService.this);
// Update notification
Receiver.notifyNewApplication(uid, SinkholeService.this);
// Update UI
Intent ruleset = new Intent(ActivityMain.ACTION_RULES_CHANGED);
LocalBroadcastManager.getInstance(SinkholeService.this).sendBroadcast(ruleset);
}
}
public static InetAddress getDns(Context context) {
@ -1120,18 +1166,18 @@ public class SinkholeService extends VpnService implements SharedPreferences.OnS
// Called from native code
private void logPacket(Packet packet) {
Message msg = mServiceHandler.obtainMessage();
Message msg = logHandler.obtainMessage();
msg.obj = packet;
msg.what = MSG_PACKET;
mServiceHandler.sendMessage(msg);
logHandler.sendMessage(msg);
}
// Called from native code
private void dnsResolved(ResourceRecord rr) {
Message msg = mServiceHandler.obtainMessage();
Message msg = logHandler.obtainMessage();
msg.obj = rr;
msg.what = MSG_RR;
mServiceHandler.sendMessage(msg);
logHandler.sendMessage(msg);
}
// Called from native code
@ -1227,7 +1273,7 @@ public class SinkholeService extends VpnService implements SharedPreferences.OnS
}
// Start/stop stats
mServiceHandler.sendEmptyMessage(Util.isInteractive(SinkholeService.this) ? MSG_STATS_START : MSG_STATS_STOP);
statsHandler.sendEmptyMessage(Util.isInteractive(SinkholeService.this) ? MSG_STATS_START : MSG_STATS_STOP);
}
};
@ -1356,11 +1402,20 @@ public class SinkholeService extends VpnService implements SharedPreferences.OnS
Util.setTheme(this);
super.onCreate();
HandlerThread thread = new HandlerThread(getString(R.string.app_name) + " handler");
thread.start();
HandlerThread commandThread = new HandlerThread(getString(R.string.app_name) + " command");
HandlerThread logThread = new HandlerThread(getString(R.string.app_name) + " log");
HandlerThread statsThread = new HandlerThread(getString(R.string.app_name) + " stats");
commandThread.start();
logThread.start();
statsThread.start();
mServiceLooper = thread.getLooper();
mServiceHandler = new ServiceHandler(mServiceLooper);
commandLooper = commandThread.getLooper();
logLooper = logThread.getLooper();
statsLooper = statsThread.getLooper();
commandHandler = new CommandHandler(commandLooper);
logHandler = new LogHandler(logLooper);
statsHandler = new StatsHandler(statsLooper);
// Listen for interactive state changes
last_interactive = Util.isInteractive(this);
@ -1438,11 +1493,11 @@ public class SinkholeService extends VpnService implements SharedPreferences.OnS
" vpn=" + (vpn != null) + " user=" + (Process.myUid() / 100000));
// Queue command
Message msg = mServiceHandler.obtainMessage();
Message msg = commandHandler.obtainMessage();
msg.arg1 = startId;
msg.obj = intent;
msg.what = MSG_SERVICE_INTENT;
mServiceHandler.sendMessage(msg);
commandHandler.sendMessage(msg);
return START_STICKY;
}
@ -1466,7 +1521,9 @@ public class SinkholeService extends VpnService implements SharedPreferences.OnS
public void onDestroy() {
Log.i(TAG, "Destroy");
mServiceLooper.quit();
commandLooper.quit();
logLooper.quit();
statsLooper.quit();
unregisterReceiver(interactiveStateReceiver);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1)