+++ /dev/null
-/*
- * Copyright © 2012 Mike Beattie <mike@ethernal.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
- */
-
-package org.altusmetrum.AltosDroid;
-
-import java.lang.ref.WeakReference;
-import java.util.concurrent.TimeoutException;
-import java.util.*;
-
-import android.app.Notification;
-//import android.app.NotificationManager;
-import android.app.PendingIntent;
-import android.app.Service;
-import android.bluetooth.BluetoothDevice;
-import android.bluetooth.BluetoothAdapter;
-import android.hardware.usb.*;
-import android.content.Intent;
-import android.content.Context;
-import android.os.Bundle;
-import android.os.IBinder;
-import android.os.Handler;
-import android.os.Message;
-import android.os.Messenger;
-import android.os.RemoteException;
-import android.os.Looper;
-import android.widget.Toast;
-import android.location.Criteria;
-
-import org.altusmetrum.altoslib_13.*;
-
-public class TelemetryService extends Service implements AltosIdleMonitorListener {
-
- static final int MSG_REGISTER_CLIENT = 1;
- static final int MSG_UNREGISTER_CLIENT = 2;
- static final int MSG_CONNECT = 3;
- static final int MSG_OPEN_USB = 4;
- static final int MSG_CONNECTED = 5;
- static final int MSG_CONNECT_FAILED = 6;
- static final int MSG_DISCONNECTED = 7;
- static final int MSG_TELEMETRY = 8;
- static final int MSG_SETFREQUENCY = 9;
- static final int MSG_CRC_ERROR = 10;
- static final int MSG_SETBAUD = 11;
- static final int MSG_DISCONNECT = 12;
- static final int MSG_DELETE_SERIAL = 13;
- static final int MSG_BLUETOOTH_ENABLED = 14;
- static final int MSG_MONITOR_IDLE_START= 15;
- static final int MSG_MONITOR_IDLE_STOP = 16;
- static final int MSG_REBOOT = 17;
- static final int MSG_IGNITER_QUERY = 18;
- static final int MSG_IGNITER_FIRE = 19;
-
- // Unique Identification Number for the Notification.
- // We use it on Notification start, and to cancel it.
- private int NOTIFICATION = R.string.telemetry_service_label;
- //private NotificationManager mNM;
-
- ArrayList<Messenger> clients = new ArrayList<Messenger>(); // Keeps track of all current registered clients.
- final Handler handler = new IncomingHandler(this);
- final Messenger messenger = new Messenger(handler); // Target we publish for clients to send messages to IncomingHandler.
-
- // Name of the connected device
- DeviceAddress address;
- private AltosDroidLink altos_link = null;
- private TelemetryReader telemetry_reader = null;
- private TelemetryLogger telemetry_logger = null;
-
- // Local Bluetooth adapter
- private BluetoothAdapter bluetooth_adapter = null;
-
- // Last data seen; send to UI when it starts
- private TelemetryState telemetry_state;
-
- // Idle monitor if active
- AltosIdleMonitor idle_monitor = null;
-
- // Igniter bits
- AltosIgnite ignite = null;
- boolean ignite_running;
-
- // Handler of incoming messages from clients.
- static class IncomingHandler extends Handler {
- private final WeakReference<TelemetryService> service;
- IncomingHandler(TelemetryService s) { service = new WeakReference<TelemetryService>(s); }
-
- @Override
- public void handleMessage(Message msg) {
- DeviceAddress address;
-
- TelemetryService s = service.get();
- AltosDroidLink bt = null;
- if (s == null)
- return;
-
- switch (msg.what) {
-
- /* Messages from application */
- case MSG_REGISTER_CLIENT:
- s.add_client(msg.replyTo);
- break;
- case MSG_UNREGISTER_CLIENT:
- s.remove_client(msg.replyTo);
- break;
- case MSG_CONNECT:
- AltosDebug.debug("Connect command received");
- address = (DeviceAddress) msg.obj;
- AltosDroidPreferences.set_active_device(address);
- s.start_altos_bluetooth(address, false);
- break;
- case MSG_OPEN_USB:
- AltosDebug.debug("Open USB command received");
- UsbDevice device = (UsbDevice) msg.obj;
- s.start_usb(device);
- break;
- case MSG_DISCONNECT:
- AltosDebug.debug("Disconnect command received");
- s.address = null;
- if (!(Boolean) msg.obj)
- AltosDroidPreferences.set_active_device(null);
- s.disconnect(true);
- break;
- case MSG_DELETE_SERIAL:
- AltosDebug.debug("Delete Serial command received");
- s.delete_serial((Integer) msg.obj);
- break;
- case MSG_SETFREQUENCY:
- AltosDebug.debug("MSG_SETFREQUENCY");
- s.telemetry_state.frequency = (Double) msg.obj;
- if (s.telemetry_state.connect == TelemetryState.CONNECT_CONNECTED) {
- try {
- s.altos_link.set_radio_frequency(s.telemetry_state.frequency);
- s.altos_link.save_frequency();
- } catch (InterruptedException e) {
- } catch (TimeoutException e) {
- }
- }
- s.send_to_clients();
- break;
- case MSG_SETBAUD:
- AltosDebug.debug("MSG_SETBAUD");
- s.telemetry_state.telemetry_rate = (Integer) msg.obj;
- if (s.telemetry_state.connect == TelemetryState.CONNECT_CONNECTED) {
- s.altos_link.set_telemetry_rate(s.telemetry_state.telemetry_rate);
- s.altos_link.save_telemetry_rate();
- }
- s.send_to_clients();
- break;
-
- /*
- *Messages from AltosBluetooth
- */
- case MSG_CONNECTED:
- AltosDebug.debug("MSG_CONNECTED");
- bt = (AltosDroidLink) msg.obj;
-
- if (bt != s.altos_link) {
- AltosDebug.debug("Stale message");
- break;
- }
- AltosDebug.debug("Connected to device");
- try {
- s.connected();
- } catch (InterruptedException ie) {
- }
- break;
- case MSG_CONNECT_FAILED:
- AltosDebug.debug("MSG_CONNECT_FAILED");
- bt = (AltosDroidLink) msg.obj;
-
- if (bt != s.altos_link) {
- AltosDebug.debug("Stale message");
- break;
- }
- if (s.address != null) {
- AltosDebug.debug("Connection failed... retrying");
- s.start_altos_bluetooth(s.address, true);
- } else {
- s.disconnect(true);
- }
- break;
- case MSG_DISCONNECTED:
-
- /* This can be sent by either AltosDroidLink or TelemetryReader */
- AltosDebug.debug("MSG_DISCONNECTED");
- bt = (AltosDroidLink) msg.obj;
-
- if (bt != s.altos_link) {
- AltosDebug.debug("Stale message");
- break;
- }
- if (s.address != null) {
- AltosDebug.debug("Connection lost... retrying");
- s.start_altos_bluetooth(s.address, true);
- } else {
- s.disconnect(true);
- }
- break;
-
- /*
- * Messages from TelemetryReader
- */
- case MSG_TELEMETRY:
- s.telemetry((AltosTelemetry) msg.obj);
- break;
- case MSG_CRC_ERROR:
- // forward crc error messages
- s.telemetry_state.crc_errors = (Integer) msg.obj;
- s.send_to_clients();
- break;
- case MSG_BLUETOOTH_ENABLED:
- AltosDebug.debug("TelemetryService notes that BT is now enabled");
- address = AltosDroidPreferences.active_device();
- if (address != null && !address.address.startsWith("USB"))
- s.start_altos_bluetooth(address, false);
- break;
- case MSG_MONITOR_IDLE_START:
- AltosDebug.debug("start monitor idle");
- s.start_idle_monitor();
- break;
- case MSG_MONITOR_IDLE_STOP:
- AltosDebug.debug("stop monitor idle");
- s.stop_idle_monitor();
- break;
- case MSG_REBOOT:
- AltosDebug.debug("reboot");
- s.reboot_remote();
- break;
- case MSG_IGNITER_QUERY:
- AltosDebug.debug("igniter query");
- s.igniter_query(msg.replyTo);
- break;
- case MSG_IGNITER_FIRE:
- AltosDebug.debug("igniter fire");
- s.igniter_fire((String) msg.obj);
- break;
- default:
- super.handleMessage(msg);
- }
- }
- }
-
- /* Handle telemetry packet
- */
- private void telemetry(AltosTelemetry telem) {
- AltosState state;
-
- if (telemetry_state.states.containsKey(telem.serial()))
- state = telemetry_state.states.get(telem.serial());
- else
- state = new AltosState(new AltosCalData());
- telem.provide_data(state);
- telemetry_state.states.put(telem.serial(), state);
- telemetry_state.quiet = false;
- if (state != null) {
- AltosPreferences.set_state(state,telem.serial());
- }
- send_to_clients();
- }
-
- /* Construct the message to deliver to clients
- */
- private Message message() {
- if (telemetry_state == null)
- AltosDebug.debug("telemetry_state null!");
- if (telemetry_state.states == null)
- AltosDebug.debug("telemetry_state.states null!");
- return Message.obtain(null, AltosDroid.MSG_STATE, telemetry_state);
- }
-
- /* A new friend has connected
- */
- private void add_client(Messenger client) {
-
- clients.add(client);
- AltosDebug.debug("Client bound to service");
-
- /* On connect, send the current state to the new client
- */
- send_to_client(client);
- send_idle_mode_to_client(client);
-
- /* If we've got an address from a previous session, then
- * go ahead and try to reconnect to the device
- */
- if (address != null && telemetry_state.connect == TelemetryState.CONNECT_DISCONNECTED) {
- AltosDebug.debug("Reconnecting now...");
- start_altos_bluetooth(address, false);
- }
- }
-
- /* A client has disconnected, clean up
- */
- private void remove_client(Messenger client) {
- clients.remove(client);
- AltosDebug.debug("Client unbound from service");
-
- /* When the list of clients is empty, stop the service if
- * we have no current telemetry source
- */
-
- if (clients.isEmpty() && telemetry_state.connect == TelemetryState.CONNECT_DISCONNECTED) {
- AltosDebug.debug("No clients, no connection. Stopping\n");
- stopSelf();
- }
- }
-
- private void send_to_client(Messenger client) {
- Message m = message();
- try {
- client.send(m);
- } catch (RemoteException e) {
- AltosDebug.error("Client %s disappeared", client.toString());
- remove_client(client);
- }
- }
-
- private void send_to_clients() {
- for (Messenger client : clients)
- send_to_client(client);
- }
-
- private void send_idle_mode_to_client(Messenger client) {
- Message m = Message.obtain(null, AltosDroid.MSG_IDLE_MODE, idle_monitor != null);
- try {
- client.send(m);
- } catch (RemoteException e) {
- AltosDebug.error("Client %s disappeared", client.toString());
- remove_client(client);
- }
- }
-
- private void send_idle_mode_to_clients() {
- for (Messenger client : clients)
- send_idle_mode_to_client(client);
- }
-
- private void telemetry_start() {
- if (telemetry_reader == null && idle_monitor == null && !ignite_running) {
- telemetry_reader = new TelemetryReader(altos_link, handler);
- telemetry_reader.start();
- }
- }
-
- private void telemetry_stop() {
- if (telemetry_reader != null) {
- AltosDebug.debug("disconnect(): stopping TelemetryReader");
- telemetry_reader.interrupt();
- try {
- telemetry_reader.join();
- } catch (InterruptedException e) {
- }
- telemetry_reader = null;
- }
- }
-
- private void disconnect(boolean notify) {
- AltosDebug.debug("disconnect(): begin");
-
- telemetry_state.connect = TelemetryState.CONNECT_DISCONNECTED;
- telemetry_state.address = null;
-
- if (idle_monitor != null)
- stop_idle_monitor();
-
- if (altos_link != null)
- altos_link.closing();
-
- stop_receiver_voltage_timer();
-
- telemetry_stop();
- if (telemetry_logger != null) {
- AltosDebug.debug("disconnect(): stopping TelemetryLogger");
- telemetry_logger.stop();
- telemetry_logger = null;
- }
- if (altos_link != null) {
- AltosDebug.debug("disconnect(): stopping AltosDroidLink");
- altos_link.close();
- altos_link = null;
- ignite = null;
- }
- telemetry_state.config = null;
- if (notify) {
- AltosDebug.debug("disconnect(): send message to clients");
- send_to_clients();
- if (clients.isEmpty()) {
- AltosDebug.debug("disconnect(): no clients, terminating");
- stopSelf();
- }
- }
- }
-
- private void start_usb(UsbDevice device) {
- AltosUsb d = new AltosUsb(this, device, handler);
-
- if (d != null) {
- disconnect(false);
- altos_link = d;
- try {
- connected();
- } catch (InterruptedException ie) {
- }
- }
- }
-
- private void delete_serial(int serial) {
- telemetry_state.states.remove((Integer) serial);
- AltosPreferences.remove_state(serial);
- send_to_clients();
- }
-
- private void start_altos_bluetooth(DeviceAddress address, boolean pause) {
- if (bluetooth_adapter == null || !bluetooth_adapter.isEnabled())
- return;
-
- disconnect(false);
-
- // Get the BluetoothDevice object
- BluetoothDevice device = bluetooth_adapter.getRemoteDevice(address.address);
-
- this.address = address;
- AltosDebug.debug("start_altos_bluetooth(): Connecting to %s (%s)", device.getName(), device.getAddress());
- altos_link = new AltosBluetooth(device, handler, pause);
- telemetry_state.connect = TelemetryState.CONNECT_CONNECTING;
- telemetry_state.address = address;
- send_to_clients();
- }
-
- private void start_idle_monitor() {
- if (altos_link != null && idle_monitor == null) {
- telemetry_stop();
- idle_monitor = new AltosIdleMonitor(this, altos_link, true, false);
- idle_monitor.set_callsign(AltosPreferences.callsign());
- idle_monitor.start();
- send_idle_mode_to_clients();
- }
- }
-
- private void stop_idle_monitor() {
- if (idle_monitor != null) {
- try {
- idle_monitor.abort();
- } catch (InterruptedException ie) {
- }
- idle_monitor = null;
- telemetry_start();
- send_idle_mode_to_clients();
- }
- }
-
- private void reboot_remote() {
- if (altos_link != null) {
- stop_idle_monitor();
- try {
- altos_link.start_remote();
- altos_link.printf("r eboot\n");
- altos_link.flush_output();
- } catch (TimeoutException te) {
- } catch (InterruptedException ie) {
- } finally {
- try {
- altos_link.stop_remote();
- } catch (InterruptedException ie) {
- }
- }
- }
- }
-
- private void ensure_ignite() {
- if (ignite == null)
- ignite = new AltosIgnite(altos_link, true, false);
- }
-
- private synchronized void igniter_query(Messenger client) {
- ensure_ignite();
- HashMap<String,Integer> status_map = null;
- ignite_running = true;
- try {
- stop_idle_monitor();
- try {
- status_map = ignite.status();
- } catch (InterruptedException ie) {
- AltosDebug.debug("ignite.status interrupted");
- } catch (TimeoutException te) {
- AltosDebug.debug("ignite.status timeout");
- }
- } finally {
- ignite_running = false;
- }
- Message m = Message.obtain(null, AltosDroid.MSG_IGNITER_STATUS, status_map);
- try {
- client.send(m);
- } catch (RemoteException e) {
- }
- }
-
- private synchronized void igniter_fire(String igniter) {
- ensure_ignite();
- ignite_running = true;
- stop_idle_monitor();
- try {
- ignite.fire(igniter);
- } catch (InterruptedException ie) {
- } finally {
- ignite_running = false;
- }
- }
-
- // Timer for receiver battery voltage monitoring
- Timer receiver_voltage_timer;
-
- private void update_receiver_voltage() {
- if (altos_link != null && idle_monitor == null && !ignite_running) {
- try {
- double voltage = altos_link.monitor_battery();
- telemetry_state.receiver_battery = voltage;
- send_to_clients();
- } catch (InterruptedException ie) {
- }
- }
- }
-
- private void stop_receiver_voltage_timer() {
- if (receiver_voltage_timer != null) {
- receiver_voltage_timer.cancel();
- receiver_voltage_timer.purge();
- receiver_voltage_timer = null;
- }
- }
-
- private void start_receiver_voltage_timer() {
- if (receiver_voltage_timer == null && altos_link.has_monitor_battery()) {
- receiver_voltage_timer = new Timer();
- receiver_voltage_timer.scheduleAtFixedRate(new TimerTask() { public void run() {update_receiver_voltage();}}, 1000L, 10000L);
- }
- }
-
- private void connected() throws InterruptedException {
- AltosDebug.debug("connected top");
- AltosDebug.check_ui("connected\n");
- try {
- if (altos_link == null)
- throw new InterruptedException("no bluetooth");
- telemetry_state.config = altos_link.config_data();
- altos_link.set_radio_frequency(telemetry_state.frequency);
- altos_link.set_telemetry_rate(telemetry_state.telemetry_rate);
- } catch (TimeoutException e) {
- // If this timed out, then we really want to retry it, but
- // probably safer to just retry the connection from scratch.
- AltosDebug.debug("connected timeout");
- if (address != null) {
- AltosDebug.debug("connected timeout, retrying");
- start_altos_bluetooth(address, true);
- } else {
- handler.obtainMessage(MSG_CONNECT_FAILED).sendToTarget();
- disconnect(true);
- }
- return;
- }
-
- AltosDebug.debug("connected bluetooth configured");
- telemetry_state.connect = TelemetryState.CONNECT_CONNECTED;
- telemetry_state.address = address;
-
- telemetry_start();
-
- AltosDebug.debug("connected TelemetryReader started");
-
- telemetry_logger = new TelemetryLogger(this, altos_link);
-
- start_receiver_voltage_timer();
-
- AltosDebug.debug("Notify UI of connection");
-
- send_to_clients();
- }
-
-
- @Override
- public void onCreate() {
-
- AltosDebug.init(this);
-
- // Initialise preferences
- AltosDroidPreferences.init(this);
-
- // Get local Bluetooth adapter
- bluetooth_adapter = BluetoothAdapter.getDefaultAdapter();
-
- telemetry_state = new TelemetryState();
-
- // Create a reference to the NotificationManager so that we can update our notifcation text later
- //mNM = (NotificationManager)getSystemService(NOTIFICATION_SERVICE);
-
- telemetry_state.connect = TelemetryState.CONNECT_DISCONNECTED;
- telemetry_state.address = null;
-
- /* Pull the saved state information out of the preferences database
- */
- ArrayList<Integer> serials = AltosPreferences.list_states();
-
- telemetry_state.latest_serial = AltosPreferences.latest_state();
-
- telemetry_state.quiet = true;
-
- AltosDebug.debug("latest serial %d\n", telemetry_state.latest_serial);
-
- for (int serial : serials) {
- AltosState saved_state = AltosPreferences.state(serial);
- if (saved_state != null) {
- if (telemetry_state.latest_serial == 0)
- telemetry_state.latest_serial = serial;
-
- AltosDebug.debug("recovered old state serial %d flight %d",
- serial,
- saved_state.cal_data().flight);
- if (saved_state.gps != null)
- AltosDebug.debug("\tposition %f,%f",
- saved_state.gps.lat,
- saved_state.gps.lon);
- telemetry_state.states.put(serial, saved_state);
- } else {
- AltosDebug.debug("Failed to recover state for %d", serial);
- AltosPreferences.remove_state(serial);
- }
- }
- }
-
- @Override
- public int onStartCommand(Intent intent, int flags, int startId) {
- AltosDebug.debug("Received start id %d: %s", startId, intent);
-
- CharSequence text = getText(R.string.telemetry_service_started);
-
- // Create notification to be displayed while the service runs
- Notification notification = new Notification(R.drawable.am_status_c, text, 0);
-
- // The PendingIntent to launch our activity if the user selects this notification
- PendingIntent contentIntent = PendingIntent.getActivity(this, 0,
- new Intent(this, AltosDroid.class), 0);
-
- // Set the info for the views that show in the notification panel.
- notification.setLatestEventInfo(this, getText(R.string.telemetry_service_label), text, contentIntent);
-
- // Set the notification to be in the "Ongoing" section.
- notification.flags |= Notification.FLAG_ONGOING_EVENT;
-
- // Move us into the foreground.
- startForeground(NOTIFICATION, notification);
-
- /* Start bluetooth if we don't have a connection already */
- if (intent != null &&
- (telemetry_state.connect == TelemetryState.CONNECT_NONE ||
- telemetry_state.connect == TelemetryState.CONNECT_DISCONNECTED))
- {
- String action = intent.getAction();
-
- if (action.equals(AltosDroid.ACTION_BLUETOOTH)) {
- DeviceAddress address = AltosDroidPreferences.active_device();
- if (address != null && !address.address.startsWith("USB"))
- start_altos_bluetooth(address, false);
- }
- }
-
- // We want this service to continue running until it is explicitly
- // stopped, so return sticky.
- return START_STICKY;
- }
-
- @Override
- public void onDestroy() {
-
- // Stop the bluetooth Comms threads
- disconnect(true);
-
- // Demote us from the foreground, and cancel the persistent notification.
- stopForeground(true);
-
- // Tell the user we stopped.
- Toast.makeText(this, R.string.telemetry_service_stopped, Toast.LENGTH_SHORT).show();
- }
-
- @Override
- public IBinder onBind(Intent intent) {
- return messenger.getBinder();
- }
-
- /* AltosIdleMonitorListener */
- public void update(AltosState state, AltosListenerState listener_state) {
- telemetry_state.states.put(state.cal_data().serial, state);
- telemetry_state.receiver_battery = listener_state.battery;
- send_to_clients();
- }
-
- public void failed() {
- }
-
- public void error(String reason) {
- stop_idle_monitor();
- }
-}
projects / fw / altos / blobdiff