def render_GET(self, request):
log('getting new client of image stream')
request.setHeader("content-type",
'multipart/x-mixed-replace; boundary=--spionisto')
self.setupProducer(request)
return server.NOT_DONE_YET
def connectToSerialPort(self):
devices = glob.glob('/dev/ttyUSB*')
if len(devices) > 0:
log('Started reading oximeter at %s' % devices[0])
self.oximeterReader.reset(OximeterStatus.CABLE_DISCONNECTED, 'got connection')
self.serialPort = SerialPort(self.oximeterReader, devices[0], self.reactor, timeout=3)
self.loop.stop()
def reset(self, status, asker=''):
log('resetting with %s (by [%s])' % (status, asker))
if not status == OximeterStatus.CONNECTED:
self.SPO2 = -1
self.BPM = -1
self.alarm = 0
self.readTime = datetime.min
if status == OximeterStatus.CABLE_DISCONNECTED:
self.badReadCount = 0
self.motionDetected = False
self.motionSustained = False
self.status = status
self.setLineMode()
self.alarmStateMachine = MotionStateMachine()
self.alarmStateMachine.CALM_TIME = 0
self.alarmStateMachine.SUSTAINED_TIME = self.config.spo2AlarmTime
self.motionStateMachine = MotionStateMachine()
self.motionStateMachine.CALM_TIME = self.config.sustainedTime
self.motionStateMachine.SUSTAINED_TIME = self.config.calmTime
def outLineReceived(self, line):
if line.startswith('MOTION_DETECTOR_READY'):
self.app.startGstreamerVideo()
if self.PAT_STATUS.match(line):
(self.motionDetected,
self.motionSustained) = [int(word) for word in line.split()]
else:
log('MotionDetector: %s' % line)
def startAudio():
spawnNonDaemonProcess(reactor, LoggingProtocol('janus'),
'/opt/janus/bin/janus',
['janus', '-F', '/opt/janus/etc/janus/'])
log('Started Janus')
def startGstreamerAudio():
spawnNonDaemonProcess(reactor, LoggingProtocol('gstream-audio'),
'/bin/sh', ['sh', 'gstream_audio.sh'])
log('Started gstreamer audio')
reactor.callLater(2, startGstreamerAudio)
def registerService(self, ip):
info = ServiceInfo("_http._tcp.local.",
"Raspberry Pi Sleep Monitor._http._tcp.local.",
socket.inet_aton(ip), self.portNumber, 0, 0,
{}, "sleepmonitor.local.")
zeroconf = Zeroconf()
log("Registering zeroconf service...")
zeroconf.register_service(info)
def unregisterService():
log("Unregistering zeroconf service...")
zeroconf.unregister_service(info)
reactor.addSystemEventTrigger('before', 'shutdown', unregisterService)
def render_GET(self, request):
log('Got request to change parameters to %s' % request.args)
for paramName in self.app.config.paramNames:
# a bit of defensive coding. We really should not be getting
# some random data here.
if paramName in request.args:
paramVal = int(request.args[paramName][0])
log('setting %s to %d' % (paramName, paramVal))
setattr(self.app.config, paramName, paramVal)
self.app.resetAfterConfigUpdate()
request.setHeader("content-type", 'application/json')
status = {'status': 'done'}
return json.dumps(status)
def startGstreamerVideo(self):
videosrc = '/dev/video0'
try:
out = subprocess.check_output(['v4l2-ctl', '--list-devices'])
except subprocess.CalledProcessError as e:
out = e.output
lines = out.splitlines()
for (idx, line) in enumerate(lines):
if 'bcm2835' in line:
nextline = lines[idx + 1]
videosrc = nextline.strip()
spawnNonDaemonProcess(reactor, LoggingProtocol('gstream-video'),
'/bin/sh', ['sh', 'gstream_video.sh', videosrc])
log('Started gstreamer video using device %s' % videosrc)
def __init__(self):
queues = []
self.config = Config()
self.reactor = reactor
self.video = Video(self)
spawnNonDaemonProcess(reactor, self.video, 'python',
['python', 'VideoServer.py'])
log('Started Video process')
logger = Logger(self)
logger.run()
log('Started logging')
factory = protocol.Factory()
factory.protocol = JpegStreamReader
factory.queues = queues
factory.latestImage = None
reactor.listenTCP(9999, factory)
log('Started listening for MJPEG stream')
root = File('web')
root.putChild('stream.mjpeg', MJpegResource(queues))
root.putChild('latest.jpeg', LatestImageResource(factory))
root.putChild('ping', PingResource())
site = server.Site(root)
PORT = 80
BACKUP_PORT = 8080
portUsed = PORT
try:
reactor.listenTCP(PORT, site)
log('Started webserver at port %d' % PORT)
except twisted.internet.error.CannotListenError:
portUsed = BACKUP_PORT
reactor.listenTCP(BACKUP_PORT, site)
log('Started webserver at port %d' % BACKUP_PORT)
startZeroConfServer(portUsed)
reactor.run()
def unregisterService():
log("Unregistering zeroconf service...")
zeroconf.unregister_service(info)
def stopProducing(self):
self.isPaused = True
self.isStopped = True
log('producer is requesting to be stopped')
def startGstreamerAudio():
spawnNonDaemonProcess(reactor, LoggingProtocol('gstream-audio'),
'/bin/sh', ['sh', 'gstream_audio.sh'])
log('Started gstreamer audio')
def _responseFailed(self, err, producer):
log('connection to client lost')
producer.stopProducing()
def resetAfterConfigUpdate(self):
log('Updated config')
self.config.write()
def __init__(self):
queues = []
self.config = Config()
self.reactor = reactor
self.oximeterReader = OximeterReader(self)
self.motionDetectorStatusReader = MotionDetectionStatusReaderProtocol(
self)
spawnNonDaemonProcess(reactor, self.motionDetectorStatusReader,
'python', ['python', 'MotionDetectionServer.py'])
log('Started motion detection process')
self.influxLogger = InfluxLoggerClient()
spawnNonDaemonProcess(reactor, self.influxLogger, 'python',
['python', 'InfluxDbLogger.py'])
log('Started influxdb logging process')
logger = Logger(self)
logger.run()
log('Started logging')
factory = protocol.Factory()
factory.protocol = JpegStreamReader
factory.queues = queues
factory.latestImage = None
reactor.listenTCP(9999, factory)
log('Started listening for MJPEG stream')
root = File('web')
root.putChild('stream.mjpeg', MJpegResource(queues))
root.putChild('latest.jpeg', LatestImageResource(factory))
root.putChild('status', StatusResource(self))
root.putChild('ping', PingResource())
root.putChild('getConfig', GetConfigResource(self))
root.putChild('updateConfig', UpdateConfigResource(self))
site = server.Site(root)
PORT = 80
BACKUP_PORT = 8080
portUsed = PORT
try:
reactor.listenTCP(PORT, site)
log('Started webserver at port %d' % PORT)
except twisted.internet.error.CannotListenError:
portUsed = BACKUP_PORT
reactor.listenTCP(BACKUP_PORT, site)
log('Started webserver at port %d' % BACKUP_PORT)
startZeroConfServer(portUsed)
startAudioIfAvailable()
reactor.run()
def errLineReceived(self, line):
log('MotionDetector: error: %s' % line)
def connectionMade(self):
log('MJPEG Image stream received')
self.data = ''
self.tnow = datetime.now()
self.cumDataLen = 0
self.cumCalls = 0
site = server.Site(root)
PORT = 80
BACKUP_PORT = 8080
portUsed = PORT
try:
reactor.listenTCP(PORT, site)
log('Started webserver at port %d' % PORT)
except twisted.internet.error.CannotListenError:
portUsed = BACKUP_PORT
reactor.listenTCP(BACKUP_PORT, site)
log('Started webserver at port %d' % BACKUP_PORT)
startZeroConfServer(portUsed)
reactor.run()
def resetAfterConfigUpdate(self):
log('Updated config')
self.config.write()
if __name__ == "__main__":
import logging
setupLogging()
log('Starting main method of sleep monitor')
try:
app = OpenDoorBell()
except:
logging.exception("main() threw exception")
def resetAfterConfigUpdate(self):
log('Updated config')
self.config.write()
self.oximeterReader.reset()
self.motionDetectorStatusReader.reset()
def errLineReceived(self, line):
log('Video: error: %s' % line)
def startAudioIfAvailable():
if audioAvailable():
startAudio()
else:
log('Audio not detected. Starting in silent mode')
