Merge pull request #711 from syncthing/improve-state-handling

Disable sync if Android sync setting is disabled
This commit is contained in:
Felix Ableitner 2016-08-16 17:25:18 +02:00 committed by GitHub
commit 88cef95656
3 changed files with 99 additions and 49 deletions

View File

@ -12,6 +12,7 @@
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
<uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
<uses-permission android:name="android.permission.WAKE_LOCK" />
<uses-permission android:name="android.permission.READ_SYNC_SETTINGS" />
<application
android:allowBackup="false"

View File

@ -2,12 +2,21 @@ package com.nutomic.syncthingandroid.syncthing;
import android.annotation.TargetApi;
import android.content.BroadcastReceiver;
import android.content.ContentResolver;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.net.ConnectivityManager;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
import android.os.BatteryManager;
import android.os.Build;
import android.os.PowerManager;
import android.preference.PreferenceManager;
import android.util.Log;
import java.util.HashSet;
import java.util.Set;
/**
* Holds information about the current wifi and charging state of the device.
@ -17,6 +26,8 @@ import android.os.BatteryManager;
*/
public class DeviceStateHolder extends BroadcastReceiver {
private static final String TAG = "DeviceStateHolder";
/**
* Intent extra containing a boolean saying whether wifi is connected or not.
*/
@ -91,7 +102,62 @@ public class DeviceStateHolder extends BroadcastReceiver {
}
}
public String getWifiSsid() {
private String getWifiSsid() {
return mWifiSsid;
}
/**
* Determines if Syncthing should currently run.
*/
@TargetApi(21)
public boolean shouldRun() {
PowerManager pm = (PowerManager) mContext.getSystemService(Context.POWER_SERVICE);
if (Build.VERSION.SDK_INT > Build.VERSION_CODES.HONEYCOMB && pm.isPowerSaveMode()) {
return false;
}
else if (!ContentResolver.getMasterSyncAutomatically()) {
return false;
}
else if (SyncthingService.alwaysRunInBackground(mContext)) {
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(mContext);
// Check wifi/charging state against preferences and start if ok.
boolean prefStopMobileData = prefs.getBoolean(SyncthingService.PREF_SYNC_ONLY_WIFI, false);
boolean prefStopNotCharging = prefs.getBoolean(SyncthingService.PREF_SYNC_ONLY_CHARGING, false);
return (isCharging() || !prefStopNotCharging) &&
(!prefStopMobileData || isAllowedWifiConnected());
}
else {
return true;
}
}
private boolean isAllowedWifiConnected() {
boolean wifiConnected = isWifiConnected();
if (wifiConnected) {
SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(mContext);
Set<String> ssids = sp.getStringSet(SyncthingService.PREF_SYNC_ONLY_WIFI_SSIDS, new HashSet<String>());
if (ssids.isEmpty()) {
Log.d(TAG, "All SSIDs allowed for syncing");
return true;
} else {
String ssid = getWifiSsid();
if (ssid != null) {
if (ssids.contains(ssid)) {
Log.d(TAG, "SSID [" + ssid + "] found in whitelist: " + ssids);
return true;
}
Log.i(TAG, "SSID [" + ssid + "] not whitelisted: " + ssids);
return false;
} else {
// Don't know the SSID (yet) (should not happen?!), so not allowing
Log.w(TAG, "SSID unknown (yet), cannot check SSID whitelist. Disallowing sync.");
return false;
}
}
}
Log.d(TAG, "Wifi not connected");
return false;
}
}

View File

@ -1,19 +1,21 @@
package com.nutomic.syncthingandroid.syncthing;
import android.app.Activity;
import android.app.AlertDialog;
import android.annotation.TargetApi;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.app.Service;
import android.content.BroadcastReceiver;
import android.content.ContentResolver;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.SharedPreferences;
import android.content.SyncStatusObserver;
import android.os.AsyncTask;
import android.os.Build;
import android.os.Environment;
import android.os.IBinder;
import android.os.PowerManager;
import android.preference.PreferenceManager;
import android.support.v4.app.NotificationCompat;
import android.util.Log;
@ -22,7 +24,6 @@ import android.widget.Toast;
import com.nutomic.syncthingandroid.R;
import com.nutomic.syncthingandroid.activities.MainActivity;
import com.nutomic.syncthingandroid.activities.SettingsActivity;
import com.nutomic.syncthingandroid.util.ConfigXml;
import com.nutomic.syncthingandroid.util.FolderObserver;
import com.nutomic.syncthingandroid.util.PRNGFixes;
@ -128,6 +129,20 @@ public class SyncthingService extends Service implements
private final HashSet<OnApiChangeListener> mOnApiChangeListeners =
new HashSet<>();
private final SyncStatusObserver mSyncStatusObserver = new SyncStatusObserver() {
@Override
public void onStatusChanged(int i) {
updateState();
}
};
private final BroadcastReceiver mPowerSaveModeChangedReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
updateState();
}
};
/**
* INIT: Service is starting up and initializing.
* STARTING: Syncthing binary is starting (but the API is not yet ready).
@ -194,23 +209,8 @@ public class SyncthingService extends Service implements
* called.
*/
public void updateState() {
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
boolean shouldRun;
if (!alwaysRunInBackground(this)) {
// Always run, ignoring wifi/charging state.
shouldRun = true;
}
else {
// Check wifi/charging state against preferences and start if ok.
boolean prefStopMobileData = prefs.getBoolean(PREF_SYNC_ONLY_WIFI, false);
boolean prefStopNotCharging = prefs.getBoolean(PREF_SYNC_ONLY_CHARGING, false);
shouldRun = (mDeviceStateHolder.isCharging() || !prefStopNotCharging) &&
(!prefStopMobileData || isAllowedWifiConnected());
}
// Start syncthing.
if (shouldRun) {
if (mDeviceStateHolder.shouldRun()) {
if (mCurrentState == State.ACTIVE || mCurrentState == State.STARTING) {
mStopScheduled = false;
return;
@ -257,34 +257,6 @@ public class SyncthingService extends Service implements
onApiChange();
}
private boolean isAllowedWifiConnected() {
boolean wifiConnected = mDeviceStateHolder.isWifiConnected();
if (wifiConnected) {
SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(this);
Set<String> ssids = sp.getStringSet(PREF_SYNC_ONLY_WIFI_SSIDS, new HashSet<String>());
if (ssids.isEmpty()) {
Log.d(TAG, "All SSIDs allowed for syncing");
return true;
} else {
String ssid = mDeviceStateHolder.getWifiSsid();
if (ssid != null) {
if (ssids.contains(ssid)) {
Log.d(TAG, "SSID [" + ssid + "] found in whitelist: " + ssids);
return true;
}
Log.i(TAG, "SSID [" + ssid + "] not whitelisted: " + ssids);
return false;
} else {
// Don't know the SSID (yet) (should not happen?!), so not allowing
Log.w(TAG, "SSID unknown (yet), cannot check SSID whitelist. Disallowing sync.");
return false;
}
}
}
Log.d(TAG, "Wifi not connected");
return false;
}
/**
* Shows or hides the persistent notification based on running state and
* {@link #PREF_NOTIFICATION_TYPE}.
@ -339,6 +311,7 @@ public class SyncthingService extends Service implements
* Starts the native binary.
*/
@Override
@TargetApi(21)
public void onCreate() {
PRNGFixes.apply();
SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(this);
@ -359,8 +332,15 @@ public class SyncthingService extends Service implements
mDeviceStateHolder = new DeviceStateHolder(SyncthingService.this);
registerReceiver(mDeviceStateHolder, new IntentFilter(Intent.ACTION_BATTERY_CHANGED));
if (Build.VERSION.SDK_INT > Build.VERSION_CODES.HONEYCOMB) {
registerReceiver(mPowerSaveModeChangedReceiver,
new IntentFilter(PowerManager.ACTION_POWER_SAVE_MODE_CHANGED));
}
new StartupTask(sp.getString("gui_user",""), sp.getString("gui_password","")).execute();
sp.registerOnSharedPreferenceChangeListener(this);
ContentResolver.addStatusChangeListener(ContentResolver.SYNC_OBSERVER_TYPE_SETTINGS,
mSyncStatusObserver);
}
/**
@ -467,6 +447,9 @@ public class SyncthingService extends Service implements
SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(this);
sp.unregisterOnSharedPreferenceChangeListener(this);
ContentResolver.removeStatusChangeListener(mSyncStatusObserver);
if (Build.VERSION.SDK_INT > Build.VERSION_CODES.HONEYCOMB)
unregisterReceiver(mPowerSaveModeChangedReceiver);
}
private void shutdown() {