def __init__(self, host="matelight", port=1337, *args):
super(Matelight, self).__init__(*args)
self.log("Initializing matelight output")
self.host = host
self.port = port
self.size = (40, 16)
self.gamma = 0.5
self.fading = None
self.auto_restart = True
self.output_broken = False
self.last_frame = np.zeros(self.size, np.uint8)
path = os.path.abspath("./images/startscreen_matelight.png")
boot_image = cv.imread(path)
self.boot_image = cv.cvtColor(boot_image, cv.COLOR_BGR2RGB)
self._transmit(self.boot_image)
self.fade_timer = None
self.init_timer = Timer(5, fade_out_ml()).register(self)
self.refresh_timer = Timer(1, refresh_ml(),
persist=True).register(self)
def test_datetime(app):
now = datetime.now()
d = now + timedelta(seconds=0.1)
timer = Timer(d, test(), "timer")
timer.register(app)
assert pytest.wait_for(app, "flag")
app.reset()
def started(self, *args): self.conn = ModbusClient(host=self.ip[0], port=self.ip[1], auto_open=True) self.fire(sample(), self) self.sample_timer = Timer(self.DEFAULT_INTERVAL + random.uniform(0, 1), sample(), self, persist=True).register(self) return
def __init__(self, maxcams=16, *args):
super(Manager, self).__init__("CAM", *args)
self._cameras = {}
self._subscribers = {}
self._filming = True
self._frame_count = 0
self._frames = {}
if opencv is not None:
self.log("Checking opencv for cameras.", lvl=debug)
for cam in range(maxcams):
video = opencv.VideoCapture(cam)
if video.isOpened():
camera = {
'uuid': str(uuid4()),
'name': 'Camera' + str(cam),
'cam': video
}
self._cameras[cam] = camera
self.log("Found camera [", cam, "]: ", camera)
if len(self._cameras) > 0:
self.log("Starting timer")
self.timer = Timer(0.05, Event.create("rec"),
persist=True).register(self)
self.log("Found cameras: ", self._cameras, lvl=debug)
else:
self.log("No opencv, no cameras.")
self.log("Started")
def start_heartbeats(self):
LOG.info("Client HB: %s Server HB: %s", self._client.clientHeartBeat,
self._client.serverHeartBeat)
if self._client.clientHeartBeat:
if self.client_heartbeat:
# Timer already exists, just reset it
self.client_heartbeat.reset()
else:
LOG.info("Client will send heartbeats to server")
# Send heartbeats at 80% of agreed rate
self.client_heartbeat = Timer(
(self._client.clientHeartBeat / 1000.0) * 0.8,
ClientHeartbeat(),
persist=True)
self.client_heartbeat.register(self)
else:
LOG.info("No Client heartbeats will be sent")
if self._client.serverHeartBeat:
if self.server_heartbeat:
# Timer already exists, just reset it
self.server_heartbeat.reset()
else:
LOG.info("Requested heartbeats from server.")
# Allow a grace period on server heartbeats
self.server_heartbeat = Timer(
(self._client.serverHeartBeat / 1000.0) * self.ALLOWANCE,
ServerHeartbeat(),
persist=True)
self.server_heartbeat.register(self)
else:
LOG.info("Expecting no heartbeats from Server")
def _start_auto_refresh(self, incident):
# Get the interval from the avalon_auto_refresh_time field
refresh_interval_minutes = self.actions.res.incident_get_avalon_auto_refresh_time(
incident)
# default to 60 minutes if not set in IBM Resilient
if not refresh_interval_minutes:
refresh_interval_minutes = 60
# create timer
incident_id = incident["id"]
auto_refresh_event = auto_refresh(incident_id)
timer = Timer(60 * refresh_interval_minutes,
auto_refresh_event,
self.channel,
persist=True)
# keep timer in the incident map
self.incident_timer[incident_id] = timer
# start ticking
timer.register(self)
# fire event once to refresh nodes now
self.fire(auto_refresh_event)
def init_scene(self):
print(EventReport("Info", "Init Scene"))
self.sensors = []
num_sensors = len(c["sensor"])
for i in range(0, num_sensors):
s1 = Sensor(i, c["sensor"][i]["name"],
c["sensor"][i]["readlatency"],
c["sensor"][i]["period"], c["sensor"][i]["pin"])
self.sensors.append(s1)
self.set_endtime(c["interval"]["M"])
self.bought_data = c["params"]["D"]
print(self.sensors)
for i in range(0, num_sensors):
s1 = self.sensors[i]
CircuitsApp.timers["sense"] = Timer(s1.period,
SenseEvent(
s1, self.readings_queue),
persist=False).register(self)
CircuitsApp.timers["upload"] = Timer(c["interval"]["upload"],
UploadEvent(self.readings_queue),
persist=False).register(self)
def start_heartbeats(self):
LOG.info("Client HB: %s Server HB: %s", self._client.clientHeartBeat, self._client.serverHeartBeat)
if self._client.clientHeartBeat:
if self.client_heartbeat:
# Timer already exists, just reset it
self.client_heartbeat.reset()
else:
LOG.info("Client will send heartbeats to server")
# Send heartbeats at 80% of agreed rate
self.client_heartbeat = Timer((self._client.clientHeartBeat / 1000.0) * 0.8,
client_heartbeat(), persist=True)
self.client_heartbeat.register(self)
else:
LOG.info("No Client heartbeats will be sent")
if self._client.serverHeartBeat:
if self.server_heartbeat:
# Timer already exists, just reset it
self.server_heartbeat.reset()
else:
LOG.info("Requested heartbeats from server.")
# Allow a grace period on server heartbeats
self.server_heartbeat = Timer((self._client.serverHeartBeat / 1000.0) * self.ALLOWANCE,
server_heartbeat(), persist=True)
self.server_heartbeat.register(self)
else:
LOG.info("Expecting no heartbeats from Server")
def test_datetime(app):
now = datetime.now()
d = now + timedelta(seconds=0.1)
timer = Timer(d, test(), "timer")
timer.register(app)
assert pytest.wait_for(app, "flag")
app.reset()
def __init__(self, maxcams=16, *args):
super(CameraManager, self).__init__(*args)
self._cameras = {}
self._subscribers = {}
self._filming = True
self._framecount = 0
self._frames = {}
hfoslog("[CAM] Checking opencv for cameras.", lvl=debug)
for cam in range(maxcams):
video = opencv.VideoCapture(cam)
if video.isOpened():
camera = {
'uuid': str(uuid4()),
'name': 'Camera' + str(cam),
'cam': video
}
self._cameras[cam] = camera
hfoslog("[CAM] Found camera [", cam, "]: ", camera)
hfoslog("[CAM] Starting timer")
self.timer = Timer(0.05, Event.create("rec"),
persist=True).register(self)
hfoslog("[CAM] Found cameras: ", self._cameras, lvl=debug)
hfoslog("[CAM] Started")
def persistent(self, interval):
timer = Timer(interval, single(), persist=True)
timer.register(self)
yield sleep(interval * 10)
timer.unregister()
def play(self):
self.log('Play!', lvl=debug)
self.playing = True
if self.timer is None:
self.ptime = time.time()
self.timer = Timer(self.config['delay'] / 1000.0,
render(),
persist=True).register(self)
def started(self, component):
print("started")
Timer(20, Event.create("end")).register(self)
# Fire some test events
N = 3
for loop in range(1, N):
self.fire(ActionMessage(source="test_thing", headers=None, message={"who": "you"}))
Timer(1, ActionMessage(source="test_thing", headers=None, message={"who": "me"})).register(self)
Timer(2, ActionMessage(source="test_thing", headers=None, message={"who": "us"})).register(self)
def __init__(self, *args, **kwargs):
super(FloodProtectedManager, self).__init__(*args, **kwargs)
self._flooding = {}
self._flood_counter = {}
self._flood_counters_resetter = Timer(
2, Event.create("reset_flood_counters"), persist=True
).register(self)
self._flood_offender_resetter = Timer(
10, Event.create("reset_flood_offenders"), persist=True
).register(self)
def cli_test_gifplayer(self, *args):
if 'stop' in args:
self.log("Stopping test video")
self.stop()
else:
self.log('Running test video')
self.config['filename'] = os.path.abspath(
os.path.join(__file__, "../../test.gif"))
self.get_frames()
self.timer = Timer(self.config['delay'] / 1000.0,
render(),
persist=True).register(self)
def started(self, component):
"""started Event handler
Setup 3 timers at 5, 1 and 3 seconds.
The 2nd two timers are persitent meaning that
they are fired repeatedly every 1 and 3 seconds
respectively.
"""
# Timer(seconds, event, persist=False)
Timer(5, Event.create("hello")).register(self)
Timer(1, Event.create("foo"), persist=True).register(self)
Timer(3, Event.create("bar"), persist=True).register(self)
def fade_out_ml(self, event):
if self.fading is None:
self.fading = 20
self.fade_timer = Timer(1 / 60.0, fade_out_ml(), persist=True).register(
self)
elif self.fading > 0:
new_frame = (self.last_frame * 0.9).astype(np.uint8)
self._transmit(new_frame)
self.fading -= 1
elif self.fading <= 0:
self._clear()
self.fade_timer.unregister()
self.fading = None
def _process_download(self):
if not self.downloading and self.queue:
if not self.process:
self.downloading = self.queue.popleft()
flags = ' '.join(self.options)
# Still not sure why I have to give a stock Manager() rather than self.
self.process = Process(
self.yt_dl + ' ' + flags + ' ' + self.downloading,
cwd=self.save_dir).register(self.manager)
self.process.start()
self.start_time = time.clock()
if not self.timer:
self.timer = Timer(1, poll_process(),
persist=True).register(self)
def __init__(self, maxcams=16, *args):
super(Manager, self).__init__("CAM", *args)
self._cameras = {}
self._subscribers = {}
self._filming = True
self._frame_count = 0
self._frames = {}
if opencv is not None:
self.log("Checking opencv for cameras.", lvl=debug)
for cam in range(maxcams):
video = opencv.VideoCapture(cam)
if video.isOpened():
camera = {'uuid': str(uuid4()),
'name': 'Camera' + str(cam),
'cam': video
}
self._cameras[cam] = camera
self.log("Found camera [", cam, "]: ", camera)
if len(self._cameras) > 0:
self.log("Starting timer")
self.timer = Timer(0.05, Event.create("rec"),
persist=True).register(self)
self.log("Found cameras: ", self._cameras, lvl=debug)
else:
self.log("No opencv, no cameras.")
self.log("Started")
def test_persistentTimer(app):
app.timestamps.append(time.time())
timer = Timer(0.2, test(), "timer", persist=True)
timer.register(app)
wait_res = pytest.wait_for(app, "count", 2)
assert app.count >= 2
assert wait_res
delta = app.timestamps[1] - app.timestamps[0]
# Should be 0.1, but varies depending on timer precision and load
assert delta >= 0.08 and delta < 0.5
delta = app.timestamps[2] - app.timestamps[1]
assert delta >= 0.08 and delta < 0.5
app.reset()
timer.unregister()
def upload_event(self, *args, **kwargs):
## args[0] is the reading queue
queue = args[0]
print(EventReport("UploadEvent", (str(args) + ", " + str(kwargs))))
#lprint(EventReport("UploadEvent", "started"))
CircuitsApp.shareState = 0
yield self.call(task(upload_a_bundle(queue)))
print("Upload successful.")
CircuitsApp.shareState = 1
lprint(EventReport("UploadEvent", "ENDED"))
CircuitsApp.last_uploaded = getSentByte() - CircuitsApp.startbyte
lprint(
EventReport("UploadedSoFar",
str(convert_size(CircuitsApp.last_uploaded))), 45)
M = c["interval"]["M"]
t = time.time() - CircuitsApp.starttime
if (M == t):
return
#~ if(M - t < c["interval"]["upload"]):
#~ CircuitsApp.timers["upload"] = Timer((M - t), UploadEvent(args[0]), persist=False).register(self)
#~ else:
if not CircuitsApp.isEnd:
CircuitsApp.timers["upload"] = Timer(c["interval"]["upload"],
UploadEvent(args[0]),
persist=False).register(self)
rate = CircuitsApp.upload_rate
u = CircuitsApp.last_uploaded
CircuitsApp.upload_rate = min((c["params"]["D"] - u) * 1.0 / (M - t),
c["upload"]["max_rate"])
def sense_event(self, *args, **kwargs):
"hello, I got an event"
print(EventReport("SenseEvent", (str(args) + ", " + str(kwargs))))
CircuitsApp.timers["sense"] = Timer(args[0].period,
SenseEvent(args[0], args[1]),
persist=False).register(self)
self.fire(ReadEvent(args[0], args[1]))
def started(self, component):
# x = yield self.call(task(factorial, 10))
Timer(1, Event.create("foo"), persist=True).register(self)
self.fire(task(download_web_page,
'http://www.slickdeals.net')) # async
self.fire(task(download_web_page, 'http://www.google.com')) # async
self.fire(task(download_web_page, 'http://www.yahoo.com')) # async
def __init__(self, maxcams=16, *args):
super(CameraManager, self).__init__("CAM", *args)
self._cameras = {}
self._subscribers = {}
self._filming = True
self._framecount = 0
self._frames = {}
if opencv is not None:
self.log("Checking opencv for cameras.", lvl=debug)
for cam in range(maxcams):
video = opencv.VideoCapture(cam)
if video.isOpened():
camera = {"uuid": str(uuid4()), "name": "Camera" + str(cam), "cam": video}
self._cameras[cam] = camera
self.log("Found camera [", cam, "]: ", camera)
self.log("Starting timer")
self.timer = Timer(0.05, Event.create("rec"), persist=True).register(self)
self.log("Found cameras: ", self._cameras, lvl=debug)
else:
self.log("No opencv, no cameras.")
AuthorizedEvents["camera"] = camerarequest
self.log("Started")
def __init__(self, *args):
ConfigurableComponent.__init__(self, "IRCBOT", *args)
if self.config.get('password', None) is None:
self.config.password = std_uuid()
self.config.save()
self.channel = 'ircbot'
self.fireEvent(cli_register_event('test_irc_send', cli_test_irc_send), "isomer-web")
self.log("Started")
self.host = self.config.host
self.port = self.config.port
self.hostname = gethostname()
self.nick = self.config.nick
self.irc_channels = self.config.channels
# Mapping of IRC Channel -> Set of Nicks
self.channel_map = defaultdict(set)
# Mapping of Nick -> Set of IRC Channels
self.nick_map = defaultdict(set)
# Add TCPClient and IRC to the system.
self.transport = TCPClient(channel=self.channel).register(self)
self.protocol = IRC(channel=self.channel).register(self)
# Keep-Alive Timer
Timer(60, Event.create("keepalive"), persist=True).register(self)
def init(self, events, gui=None):
self.timers = []
# Create and register all the events defined in PeriodicEvents
events.register(self)
# Construct the list of timer handlers for all events iff interval[e] is defined/registered
self.timers = [
Timer(events.interval[e], Event.create(e),
persist=True).register(self) for e in events.event_names
if events.interval.get(e)
]
# Set up GUI handler for updating
if gui is not None:
self.gui = gui
Timer(0.01, Event.create('update_gui'),
persist=True).register(self)
self.queue = Queue.Queue()
def __init__(self, *args, **kwargs):
super(BackupManager, self).__init__("BACKUP", *args, **kwargs)
self.log("Backup manager started")
self.timer = Timer(self.config.interval,
Event.create("backup"),
persist=True).register(self)
def joystickchange(self, event):
if event.input.type != pygame.JOYBUTTONUP:
return
# self.log(event.input, pretty=True)
button = event.input.button
key = ""
if button == 0:
key = "X"
elif button == 1:
key = "O"
elif button == 2:
key = "A"
elif button == 3:
key = "S"
self.input += key
if self.timer is not None:
self.timer.unregister()
if self.input in self.combos:
self.log("Firing combo event for combo", self.input, lvl=debug)
self.fireEvent(Event.create(self.combos[self.input]))
self.input = ""
else:
self.timer = Timer(self.config.timeout,
reset_combo_trigger()).register(self)
def __init__(self, *args):
"""
Initialize the navigation sensor data component.
:param args:
"""
super(Sensors, self).__init__('NAVDATA', *args)
self.datatypes = {}
# self._update_sensordata()
self.sensed = {}
self.referenceframe = {} # objectmodels['sensordata']()
self.referenceages = {}
self.changed = False
self.interval = 1
self.passiveinterval = 10
self.intervalcount = 0
self.subscriptions = {}
Timer(self.interval,
Event.create('navdatapush'),
self.channel,
persist=True).register(self)
def __init__(self, opts):
super(FunctionComponent, self).__init__(opts)
self.options = opts.get("fn_symantec_dlp", {})
self.dlp_listener = DLPListener(opts)
if "pytest" in sys.modules:
# Reaching here indicates that the component is invoked from within a testing session.
# In this case, don't start the Poller
LOG.info("Running within a test environment. Not starting listener")
else:
# The dlp_listener_toggle will determine whether the Poller will run
if str_to_bool(self.options.get("sdlp_should_poller_run", None)):
if self.dlp_listener.soap_client.is_connected:
self.setup_listener()
# Use a circuits timer to fire off an event every N seconds.
# When the event is fired, a function with the decorator @handler(name_of_event)
# will be used to handle the event and perform some task
polling_interval = int(self.options.get("sdlp_listener_timer", DEFAULT_POLLING_INTERVAL))
LOG.debug(u"DLP Polling interval will be %s seconds", polling_interval)
Timer(interval=polling_interval,
event=Event.create("DLPListenerPollingEvent"),
persist=True).register(self)
def __init__(self, *args):
super(ConnectivityMonitor, self).__init__("NETMON", *args)
self.fireEvent(
cli_register_event('test_connectivity', cli_test_connectivity))
self.old_status = True
self.status = False
self.nodestate = objectmodels['nodestate'].find_one(
{'uuid': STATE_UUID_CONNECTIVITY})
status = self._can_connect()
self.log('Initial connectivity state:', status)
self.fireEvent(
backend_nodestate_toggle(STATE_UUID_CONNECTIVITY,
on=status,
force=True))
self.old_status = self.status = status
self.timer = Timer(self.config.interval,
timed_connectivity_check(),
persist=True).register(self)
self.log("Started")
def __init__(self, maxcams=16, *args):
super(CameraManager, self).__init__(*args)
self._cameras = {}
self._subscribers = {}
self._filming = True
self._framecount = 0
self._frames = {}
hfoslog("[CAM] Checking opencv for cameras.", lvl=debug)
for cam in range(maxcams):
video = opencv.VideoCapture(cam)
if video.isOpened():
camera = {'uuid': str(uuid4()),
'name': 'Camera' + str(cam),
'cam': video
}
self._cameras[cam] = camera
hfoslog("[CAM] Found camera [", cam, "]: ", camera)
hfoslog("[CAM] Starting timer")
self.timer = Timer(0.05, Event.create("rec"), persist=True).register(self)
hfoslog("[CAM] Found cameras: ", self._cameras, lvl=debug)
hfoslog("[CAM] Started")
def call_loop(self, event):
"""Runs a given client loop for interactive processes"""
self.log('Running external loop')
try:
self.loop_function()
except Exception:
self.loop_timer.unregister()
Timer(2, Event.create("quit")).register(self)
def __init__(self, *args):
super(NavdataSim, self).__init__("NAVSIM", *args)
if self.config.active is True:
self.log("Started, channel:", self.channel)
Timer(3, generatenavdata(), persist=True).register(self)
else:
self.log("Disabled.")
class CVCamera(AVIOComponent):
def __init__(self, device_id=0, targetresolution=(40, 16), *args,
**kwargs):
super(CVCamera, self).__init__(*args, **kwargs)
self.targetresolution = targetresolution
self.cam = cv2.VideoCapture(device_id)
self.cam.set(3, 320)
self.cam.set(4, 240)
self.framerate = 20 / 1000.0
self.recording = True
self.worker = Worker(process=False, workers=1,
channel="camera").register(self)
self.cam_timer = Timer(2, Event.create('takepicture')).register(
self)
self.surface = pygame.Surface(targetresolution)
self.log('Camera started')
def takepicture(self):
if self.recording:
self.log('Taking a pic')
self.fireEvent(task(take_picture, self.cam), 'camera')
@handler('task_success', channel='camera')
def task_success(self, event, call, result):
frame = result
if frame is None:
self.log("Oh, no camera attached! Change this and rerun!")
self.cam_timer.unregister()
return
newframe = numpy.rot90(frame)
#newframe = cv2.resize(frame, self.targetresolution)
surfarr = pygame.surfarray.make_surface(newframe)
srf = pygame.transform.scale(surfarr, self.targetresolution)
self.fireEvent(cameraframe(srf))
self.fireEvent(Event.create('takepicture'))
def on_read(self, *args):
print(args)
parsed_data = json.loads(args[0].decode())
if parsed_data.get("ACK"):
print("Write data!!!", file_data)
self.write(file_data)
if parsed_data.get("info"):
print(parsed_data.get("info"))
Timer(1, disconnect()).register(self)
def _execute_action_from_queue(self):
discard = False
action = None
if len(self.actionqueue):
logging.debug('dequeuing next API action')
# pop from queue
action = self.actionqueue.popleft()
elif self.shm['state']['ICHCAPI']['room_joined']:
# no actions; simply receive any new message from the API
action = ['recv']
delay = self.config['polling_interval']
if action:
requeue = True
# process only join requests when not joined
query_type = action[0]
if query_type == 'join':
# ensure rejoin gets sent
requeue = False
if not self.shm['state']['ICHCAPI']['join_lock']:
self.shm['state']['ICHCAPI']['join_lock'] = True
else:
# suppress superfluous join requests
discard = True
elif self.shm['state']['ICHCAPI']['room_joined']:
requeue = False
if requeue:
# put back actions we're not ready to execute
self.actionqueue.appendleft(action)
elif not discard:
self.shm['state']['ICHCAPI']['last_action'] = action[0]
self.shm['state']['ICHCAPI']['last_query'] = time()
# send in line
self._query_api_from_action(action)
self.shm['stats']['ICHCAPI']['api_requests'] += 1
# throttle if we recv'd last time and got no new messages
if (action[0] == 'recv' and
self.shm['state']['ICHCAPI']['last_action'] == 'recv'
and self.shm['state']['ICHCAPI']['empty_recvs'] >
(int(self.config['api_throttle_idle_timeout'] //
self.config['polling_interval']) - 1)):
delay = self.shm['state']['ICHCAPI']['last_interval']
if (delay < self.config['max_polling_interval']):
delay += self.config['api_throttle_step']
self.shm['state']['ICHCAPI']['last_interval'] = delay
logging.debug(
"throttling API polling to {}s".format(delay))
self.http_poll_timer = Timer(float(delay),
events.do_process_next_action(),
self.channel).register(self)
class PancakesBot(Component):
channel = "pancakesbot"
def init(self, **kwargs):
# Default Settings
prop_defaults = {
"nick": "pancakesbot",
"network": "irc.slashnet.org",
"port": 6667,
"channels": ["#bots"],
"plugins": ["admin"],
"plugins_path": "plugins",
"command_prefix": "~",
"storage_path": "storage",
}
self.__dict__.update(prop_defaults)
# Overwrite defaults with kwargs
if kwargs:
self.__dict__.update(kwargs)
self.terminate = False
self.storage_path = os.path.abspath(self.storage_path)
# Add a logger
self.logger = logging.getLogger(__name__)
# Message Queue used by plugins, as to avoid kicks for flooding.
self.msg_queue = []
# Global mesasge queue timer, only activated when there are messages
# to process.
self.queue_timer = None
# Add TCPClient and IRC to the system.
TCPClient(channel=self.channel).register(self)
IRC(channel=self.channel).register(self)
# Creates an instance of UserManager
self.logger.debug("Initializing user manager.")
user_db_file = os.path.join(self.storage_path, "users-{}.db".format(self.network))
if not os.path.exists(self.storage_path):
os.makedirs(self.storage_path)
self.user_mngr = UserManager(self, user_db_file)
self.user_mngr.register(self)
# Add plugins directory to path
self.logger.debug("Initializing plugin manager.")
self.plugins_path = os.path.abspath(self.plugins_path)
if not os.path.exists(self.plugins_path):
os.makedirs(self.plugins_path)
sys.path.append(self.plugins_path)
# Keeps track of plugins and commands
self.plugin_mngr = PluginManager(self, self.command_prefix, os.path.basename(self.plugins_path)).register(self)
for plugin in self.plugins:
self.plugin_mngr.load(plugin)
# Send Keepalive PING every 5 minutes
Timer(300.0, Event.create("keepalive"), persist=True).register(self)
def enqueue_msg(self, target, message):
if self.queue_timer:
self.msg_queue.append((target, message))
else:
self.fire(PRIVMSG(target, message))
self.queue_timer = Timer(1.0, Event.create("process_queue"), persist=True).register(self)
def process_queue(self):
if self.msg_queue:
msg = self.msg_queue[0]
self.fire(PRIVMSG(msg[0], msg[1]))
self.msg_queue.pop(0)
if not self.msg_queue:
self.queue_timer.unregister()
self.queue_timer = None
def keepalive(self):
timestamp = int(time() * 1000)
self.logger.debug("PING: {}".format(timestamp))
self.fire(request(Message("PING", "LAG{0}".format(timestamp))))
@handler("signal", channels="*")
def signal(self, signo, stack):
if signo in (SIGINT, SIGTERM):
self.fire(QUIT("Received SIGTERM, terminating..."))
self.fire(events.terminate())
#######################################################
# Event Handlers #
# These handle events and fire the pancakesbot events #
#######################################################
@handler("privmsg")
def _on_text(self, user, target, message):
user += (self.user_mngr.get_user_id(user),)
if (message.startswith("\x01ACTION ")) and (message[-1] == "\x01"):
message = message[7:]
self.logger.debug("ACTION: {}({})@{}: {}".format(user[0], user[3], target, message))
self.fire(events.on_action(user, target, message), "plugins")
else:
self.logger.debug("MSG: {}({})@{}: {}".format(user[0], user[3], target, message))
self.fire(events.on_text(user, target, message), "plugins")
@handler("ready")
def _on_ready(self, component):
self.logger.info("Ready. " "Connecting to {0.network}:{0.port}".format(self))
self.fire(connect(self.network, self.port))
@handler("connected")
def _on_connected(self, network, port):
self.logger.info("Connected. Signing in as {0.nick}".format(self))
self.fire(NICK(self.nick))
self.fire(USER("pancakes", "pancakes", network, "robot"))
self.fire(events.on_logon(network, port), "plugins")
@handler("disconnected")
def _on_disconnected(self):
self.logger.info("Disconnected.")
self.fire(events.on_disconnect(), "plugins")
if self.terminate:
raise SystemExit(0)
else:
self.logger.info("Reconnecting.")
self.fire(events.on_reconnect(), "plugins")
self.fire(connect(self.network, self.port))
@handler("terminate")
def _on_terminate(self):
self.terminate = True
self.fire(events.on_exit(), "plugins")
self.logger.info("Terminating.")
raise SystemExit(0)
@handler("join")
def _on_join(self, user, channel):
# Send a who for channel on join
if user[0] == self.nick:
self.fire(WHO(channel))
user += (self.user_mngr.get_user_id(user),)
self.fire(events.on_join(user, channel), "plugins")
self.logger.info("JOIN: {} ({}) to {}".format(user[0], user[3], channel))
@handler("part")
def _on_part(self, user, channel, *args):
if args:
message = args[0]
else:
message = ""
user += (self.user_mngr.get_user_id(user),)
self.fire(events.on_part(user, channel, message), "plugins")
self.logger.debug("PART: {} ({}) from {} ({})".format(user[0], user[3], channel, message))
@handler("quit")
def _on_quit(self, user, *args):
if args:
message = args[0]
else:
message = ""
user += (self.user_mngr.get_user_id(user),)
self.fire(events.on_quit(user, message), "plugins")
self.logger.debug("QUIT: {} ({})".format(user[0], user[3], message))
@handler("notice")
def _on_notice(self, user, target, message):
user += (self.user_mngr.get_user_id(user),)
self.fire(events.on_notice(user, target, message), "plugins")
self.logger.debug("NOTICE: {}@{}: {}".format(user[0], target, message))
@handler("invite")
def _on_invite(self, nickname, channel):
user = self.user_mngr.get_full_user(nick=nickname)
self.fire(events.on_invite(user, channel), "plugins")
self.logger.info("INVITE: {} ({}) invited us to {}.".format(user[0], user[3], channel))
@handler("kick")
def _on_kick(self, user, channel, target, message):
user += (self.user_mngr.get_user_id(user),)
target = self.user_mngr.get_full_user(nick=target)
self.fire(events.on_kick(user, target, channel, message), "plugins")
self.logger.debug(
"KICK: {} ({}) kicked {} ({}) from {} ({})".format(user[0], user[3], target[0], target[3], channel, message)
)
@handler("mode")
def _on_mode(self, user, target, mode, *args):
if mode == "+b":
user += (self.user_mngr.get_user_id(user),)
self.fire(events.on_ban(user, args[0], target), "plugins")
self.logger.debug("BAN: {} banned {} from {}".format(user[0], args[0], target))
elif mode == "-b":
user += (self.user_mngr.get_user_id(user),)
self.fire(events.on_unban(user, args[0], target), "plugins")
self.logger.debug("UNBAN: {} unbanned {} from {}".format(user[0], args[0], target))
elif mode == "+v":
user += (self.user_mngr.get_user_id(user),)
t_user = self.user_mngr.get_full_user(nick=args[0])
self.fire(events.on_voice(user, t_user, target), "plugins")
self.logger.debug("VOICE: {} gave voice " "to {} in {}".format(user[0], t_user[0], target))
elif mode == "-v":
user += (self.user_mngr.get_user_id(user),)
t_user = self.user_mngr.get_full_user(nick=args[0])
self.fire(events.on_devoice(user, t_user, target), "plugins")
self.logger.debug("DEVOICE: {} removed voice " "from {} in {}".format(user[0], t_user[0], target))
elif mode == "+o":
user += (self.user_mngr.get_user_id(user),)
t_user = self.user_mngr.get_full_user(nick=args[0])
self.fire(events.on_op(user, t_user, target), "plugins")
self.logger.debug("OP: {} gave operator " "to {} in {}".format(user[0], t_user[0], target))
elif mode == "-o":
user += (self.user_mngr.get_user_id(user),)
t_user = self.user_mngr.get_full_user(nick=args[0])
self.fire(events.on_deop(user, t_user, target), "plugins")
self.logger.debug("DEOP: {} removed operator " "from {} in {}".format(user[0], t_user[0], target))
elif mode == "+q":
user += (self.user_mngr.get_user_id(user),)
t_user = self.user_mngr.get_full_user(nick=args[0])
self.fire(events.on_owner(user, t_user, target), "plugins")
self.logger.debug("OWNER: {} gave owner " "to {} in {}".format(user[0], t_user[0], target))
elif mode == "-q":
user += (self.user_mngr.get_user_id(user),)
t_user = self.user_mngr.get_full_user(nick=args[0])
self.fire(events.on_deowner(user, t_user, target), "plugins")
self.logger.debug("DEOWNER: {} removed owner " "from {} in {}".format(user[0], t_user[0], target))
elif target.startswith("#"):
user += (self.user_mngr.get_user_id(user),)
self.fire(events.on_mode(user, mode, target), "plugins")
self.logger.debug("MODE: {} set {} in {} ({})".format(user[0], mode, target, args))
@handler("nick")
def _on_nick(self, user, new_nick):
self.user_mngr.changed_nick(user, new_nick)
user += (self.user_mngr.get_user_id(user),)
self.fire(events.on_nick(user, new_nick), "plugins")
self.logger.debug("NICK: {} ({}) changed nick to {}".format(user[0], user[3], new_nick))
@handler("topic")
def _on_topic(self, user, channel, topic):
user += (self.user_mngr.get_user_id(user),)
self.logger.debug('TOPIC: {} ({}) changed topic of {} to "{}"'.format(user[0], user[3], channel, topic))
@handler("numeric")
def _on_numeric(self, source, numeric, *args):
self.logger.debug("NUMERIC: {} - {}".format(numeric, ", ".join(args)))
if numeric == ERR_NICKNAMEINUSE:
# Change Nick if in use
newnick = "{0:s}_".format(args[1])
self.nick = newnick
self.fire(NICK(newnick))
if numeric == RPL_WHOREPLY:
print(args)
user = (args[5], args[2], args[3])
user += (self.user_mngr.get_user_id(user),)
print(user)
elif numeric in (RPL_ENDOFMOTD, ERR_NOMOTD):
self.fire(events.on_connect(self.network, self.port), "plugins")
for chan in self.channels:
self.fire(JOIN(chan))
# Used to test handlers to determine arguments
@handler("test")
def _gen_handler(self, *args, **kwargs):
if args:
for arg in args:
self.logger.info("from args: {}".format(arg))
if kwargs:
for key, value in kwargs:
self.logger.info("from kwargs: {} == {}".format(key, value))
def enqueue_msg(self, target, message):
if self.queue_timer:
self.msg_queue.append((target, message))
else:
self.fire(PRIVMSG(target, message))
self.queue_timer = Timer(1.0, Event.create("process_queue"), persist=True).register(self)
class StompClient(BaseComponent):
""" Send and Receive messages from a STOMP queue """
channel = "stomp"
def init(self, host, port, username=None, password=None,
connect_timeout=3, connected_timeout=3,
version=StompSpec.VERSION_1_2, accept_versions=["1.0", "1.1", "1.2"],
heartbeats=(0, 0), ssl_context=None,
use_ssl=True,
key_file=None,
cert_file=None,
ca_certs=None,
ssl_version=ssl.PROTOCOL_SSLv23,
key_file_password=None,
proxy_host=None,
proxy_port=None,
proxy_user=None,
proxy_password=None,
channel=channel):
""" Initialize StompClient. Called after __init__ """
self.channel = channel
if proxy_host:
LOG.info("Connect to %s:%s through proxy %s:%d", host, port, proxy_host, proxy_port)
else:
LOG.info("Connect to %s:%s", host, port)
if use_ssl and not ssl_context:
ssl_params = dict(key_file=key_file,
cert_file=cert_file,
ca_certs=ca_certs,
ssl_version=ssl_version,
password=key_file_password)
LOG.info("Request to use old-style socket wrapper: %s", ssl_params)
ssl_context = ssl_params
if use_ssl:
uri = "ssl://%s:%s" % (host, port)
else:
uri = "tcp://%s:%s" % (host, port)
# Configure failover options so it only tries to connect once
self._stomp_server = "failover:(%s)?maxReconnectAttempts=1,startupMaxReconnectAttempts=1" % uri
self._stomp_config = StompConfig(uri=self._stomp_server, sslContext=ssl_context,
version=version,
login=username,
passcode=password)
self._heartbeats = heartbeats
self._accept_versions = accept_versions
self._connect_timeout = connect_timeout
self._connected_timeout = connected_timeout
Stomp._transportFactory = EnhancedStompFrameTransport
Stomp._transportFactory.proxy_host = proxy_host
Stomp._transportFactory.proxy_port = proxy_port
Stomp._transportFactory.proxy_user = proxy_user
Stomp._transportFactory.proxy_password = proxy_password
self._client = Stomp(self._stomp_config)
self._subscribed = {}
self.server_heartbeat = None
self.client_heartbeat = None
self.ALLOWANCE = 2 # multiplier for heartbeat timeouts
@property
def connected(self):
if self._client.session:
return self._client.session.state == StompSession.CONNECTED
else:
return False
@property
def subscribed(self):
return self._subscribed.keys()
@property
def stomp_logger(self):
return LOG_CATEGORY
@handler("disconnect")
def _disconnect(self, receipt=None):
if self.connected:
self._client.disconnect(receipt=receipt)
self._client.close(flush=True)
self.fire(disconnected(reconnect=False))
self._subscribed = {}
return "disconnected"
def start_heartbeats(self):
LOG.info("Client HB: %s Server HB: %s", self._client.clientHeartBeat, self._client.serverHeartBeat)
if self._client.clientHeartBeat:
if self.client_heartbeat:
# Timer already exists, just reset it
self.client_heartbeat.reset()
else:
LOG.info("Client will send heartbeats to server")
# Send heartbeats at 80% of agreed rate
self.client_heartbeat = Timer((self._client.clientHeartBeat / 1000.0) * 0.8,
client_heartbeat(), persist=True)
self.client_heartbeat.register(self)
else:
LOG.info("No Client heartbeats will be sent")
if self._client.serverHeartBeat:
if self.server_heartbeat:
# Timer already exists, just reset it
self.server_heartbeat.reset()
else:
LOG.info("Requested heartbeats from server.")
# Allow a grace period on server heartbeats
self.server_heartbeat = Timer((self._client.serverHeartBeat / 1000.0) * self.ALLOWANCE,
server_heartbeat(), persist=True)
self.server_heartbeat.register(self)
else:
LOG.info("Expecting no heartbeats from Server")
@handler("connect")
def connect(self, event, host=None, *args, **kwargs):
""" connect to Stomp server """
LOG.info("Connect to Stomp...")
try:
self._client.connect(heartBeats=self._heartbeats,
host=host,
versions=self._accept_versions,
connectTimeout=self._connect_timeout,
connectedTimeout=self._connected_timeout)
LOG.info("State after Connection Attempt: %s", self._client.session.state)
if self.connected:
LOG.info("Connected to %s", self._stomp_server)
self.fire(connected())
self.start_heartbeats()
return "success"
except StompConnectionError:
LOG.debug(traceback.format_exc())
self.fire(connection_failed(self._stomp_server))
event.success = False
return "fail"
@handler("server_heartbeat")
def check_server_heartbeat(self, event):
""" Confirm that heartbeat from server hasn't timed out """
now = time.time()
last = self._client.lastReceived or 0
if last:
elapsed = now - last
else:
elapsed = -1
LOG.debug("Last received data %d seconds ago", elapsed)
if ((self._client.serverHeartBeat / 1000.0) * self.ALLOWANCE + last) < now:
LOG.error("Server heartbeat timeout. %d seconds since last heartbeat. Disconnecting.", elapsed)
event.success = False
self.fire(heartbeat_timeout())
if self.connected:
self._client.disconnect()
# TODO: Try to auto-reconnect?
@handler("client_heartbeat")
def send_heartbeat(self, event):
if self.connected:
LOG.debug("Sending heartbeat")
try:
self._client.beat()
except StompConnectionError:
event.success = False
self.fire(disconnected())
@handler("generate_events")
def generate_events(self, event):
if not self.connected:
return
try:
if self._client.canRead(1):
frame = self._client.receiveFrame()
LOG.debug("Recieved frame %s", frame)
self.fire(message(frame))
except StompConnectionError:
self.fire(disconnected())
@handler("send")
def send(self, event, destination, body, headers=None, receipt=None):
LOG.debug("send()")
if not self.connected:
LOG.error("Can't send when Stomp is disconnected")
self.fire(on_stomp_error(None, Exception("Message send attempted with stomp disconnected")))
event.success = False
return
try:
self._client.send(destination, body=body.encode('utf-8'), headers=headers, receipt=receipt)
LOG.debug("Message sent")
except StompConnectionError as err:
event.success = False
self.fire(disconnected())
except StompError as err:
LOG.error("Error sending ack")
event.success = False
self.fire(on_stomp_error(None, err))
@handler("subscribe")
def _subscribe(self, event, destination, ack=ACK_CLIENT_INDIVIDUAL):
if ack not in ACK_MODES:
raise ValueError("Invalid client ack mode specified")
LOG.info("Subscribe to message destination %s", destination)
try:
# Set ID to match destination name for easy reference later
frame, token = self._client.subscribe(destination,
headers={StompSpec.ACK_HEADER: ack,
'id': destination})
self._subscribed[destination] = token
except StompConnectionError as err:
event.success = False
self.fire(disconnected())
except StompError as err:
event.success = False
LOG.debug(traceback.format_exc())
self.fire(on_stomp_error(None, err))
@handler("unsubscribe")
def _unsubscribe(self, event, destination):
if destination not in self._subscribed:
LOG.error("Unsubscribe Request Ignored. Not subscribed to %s", destination)
return
try:
token = self._subscribed.pop(destination)
frame = self._client.unsubscribe(token)
LOG.debug("Unsubscribed: %s", frame)
except StompConnectionError as err:
event.success = False
self.fire(disconnected())
except StompError as err:
LOG.error("Error sending ack")
event.success = False
self.fire(on_stomp_error(frame, err))
@handler("message")
def on_message(self, event, headers, message):
LOG.info("Stomp message received")
@handler("ack")
def ack_frame(self, event, frame):
LOG.debug("ack_frame()")
try:
self._client.ack(frame)
LOG.debug("Ack Sent")
except StompConnectionError as err:
LOG.error("Error sending ack")
event.success = False
self.fire(disconnected())
except StompError as err:
LOG.error("Error sending ack")
event.success = False
self.fire(on_stomp_error(frame, err))
def get_subscription(self, frame):
""" Get subscription from frame """
LOG.info(self._subscribed)
_, token = self._client.message(frame)
return self._subscribed[token]
class ModbusTCPDevice(Component):
MODBUS_PORT = 502
DEFAULT_INTERVAL = 60 * 15
PREFIX = 'XXXX'
def __init__(self, ip):
super(ModbusTCPDevice, self).__init__()
self.sample_timer = None
self.ip = ip
self.sn = ip
self.registers = []
self.conn = None
self._set_channel()
self.queued_time = time.time()
self.time_d = 0
self.sample_pending = False
self.asap = False
def set_asap_sampling(self, flag):
if self.sample_timer is None:
return False
self.sample_timer.persist = not flag
self.asap = flag
if flag:
self.fire(sample(), self)
else:
self.sample_timer.reset(self.sample_timer.interval)
def _set_channel(self):
self.channel = self.__class__.__name__ + str(id(self))
def started(self, *args):
self.conn = ModbusClient(host=self.ip[0], port=self.ip[1],
auto_open=True)
self.fire(sample(), self)
self.sample_timer = Timer(self.DEFAULT_INTERVAL + random.uniform(0, 1), sample(),
self, persist=True).register(self)
return
def update_interval(self, interval, stray=1):
if self.sample_timer is not None:
self.sample_timer.reset(interval + random.uniform(0, stray))
return True
return False
def sample_success(self, addr, regs):
tab = prettytable.PrettyTable()
# tab.field_names = [str(x) for x in xrange(0xf)]
num_rows = (len(regs) / 0x10) + 1
for x in xrange(0x10):
column = [stringify_reg([_]) for _ in regs[x::0x10]]
column += [''] * (num_rows - len(column))
tab.add_column(str(x), column)
logging.debug("Sample from %s address %s:\n%s", addr, self.sn, tab.get_string())
def sample(self):
if self.sample_pending:
logging.warn("%s already has a sample pending.", self.get_dev_id())
else:
logging.debug("%s Spawning sample task", self.sn)
self.queued_time = time.time()
self.sample_pending = True
self.fire(task(self._sample), "sample_worker")
def _sample(self):
logging.debug("Sampling from %s", self.sn)
for t in self.registers:
try:
regs = self.conn.read_holding_registers(t[0], t[1])
except Exception as e:
logging.error(e)
else:
if regs is None:
logging.warn("%s sent empty sample", self.get_dev_id())
else:
self.fire(sample_success(t[0], regs), self)
self.time_d = time.time() - self.queued_time
logging.debug("Sampling %s took %s", self.get_dev_id(), self.time_d)
self.sample_pending = False
if self.asap:
logging.debug("%s firing ASAP sample", self.get_dev_id())
self.fire(sample(), self)
if self.time_d > self.sample_timer.interval:
logging.warn("Sampling %s took %s! (> %s)", self.get_dev_id(),
self.time_d, self.sample_timer.interval)
return
def get_dev_id(self):
return "{}-{}".format(self.PREFIX, self.sn)
class CameraManager(Component):
"""
Handles camera updates, subscriptions and broadcasts
"""
channel = "cam"
def __init__(self, maxcams=16, *args):
super(CameraManager, self).__init__(*args)
self._cameras = {}
self._subscribers = {}
self._filming = True
self._framecount = 0
self._frames = {}
hfoslog("[CAM] Checking opencv for cameras.", lvl=debug)
for cam in range(maxcams):
video = opencv.VideoCapture(cam)
if video.isOpened():
camera = {'uuid': str(uuid4()),
'name': 'Camera' + str(cam),
'cam': video
}
self._cameras[cam] = camera
hfoslog("[CAM] Found camera [", cam, "]: ", camera)
hfoslog("[CAM] Starting timer")
self.timer = Timer(0.05, Event.create("rec"), persist=True).register(self)
hfoslog("[CAM] Found cameras: ", self._cameras, lvl=debug)
hfoslog("[CAM] Started")
def rec(self):
"""Records a single snapshot"""
try:
self._snapshot()
except Exception as e:
hfoslog("[CAM] Timer error: ", e, type(e), lvl=error)
def _snapshot(self):
self._framecount += 1
try:
for camid, cam in self._cameras.items():
if cam['uuid'] in self._subscribers:
# hfoslog("[CAM] Taking input of ", cam)
success, cvresult = cam['cam'].read()
# hfoslog("[CAM] Result: ", cvresult)
if success:
campacketheader = {'component': 'camera' + str(camid),
'action': 'update',
}
if six.PY3:
# noinspection PyArgumentList
campacket = bytes(str(campacketheader), encoding="UTF8") + cvresult.tostring()
else:
campacket = bytes(str(campacketheader)) + cvresult.tostring()
self._broadcast(campacket, cam['uuid'])
else:
hfoslog("[CAM] Failed to get an image.", success, cvresult)
except Exception as e:
hfoslog("[CAM] Error: ", e, type(e), lvl=error)
if self._framecount % 100 == 0:
hfoslog("[CAM] ", self._framecount, " frames taken.", lvl=debug)
def toggleFilming(self):
"""Toggles the camera system recording state"""
if self._filming:
hfoslog("[CAM] Stopping operation")
self._filming = False
self.timer.stop()
else:
hfoslog("[CAM] Starting operation")
self._filming = True
self.timer.start()
def _broadcast(self, camerapacket, camerauuid):
try:
for recipient in self._subscribers[camerauuid]:
self.fireEvent(send(recipient, camerapacket, raw=True), "hfosweb")
except Exception as e:
hfoslog("[CAM] Failed broadcast: ", e, type(e), lvl=error)
def _generatecameralist(self):
try:
result = {}
for item in self._cameras.values():
result[item['name']] = item['uuid']
return result
except Exception as e:
hfoslog("[CAM] Error during list retrieval:", e, type(e), lvl=error)
def _unsubscribe(self, clientuuid, camerauuid=None):
# TODO: Verify everything and send a response
if not camerauuid:
for subscribers in self._subscribers.values():
if clientuuid in subscribers:
subscribers.remove(clientuuid)
hfoslog("[CAM] Subscription removed: ", clientuuid, lvl=debug)
else:
self._subscribers[camerauuid].remove(clientuuid)
if len(self._subscribers[camerauuid]) == 0:
del (self._subscribers[camerauuid])
hfoslog("[CAM] Subscription deleted: ", camerauuid, clientuuid)
def client_disconnect(self, event):
"""
A client has disconnected, update possible subscriptions accordingly.
:param event:
"""
hfoslog("[CAM] Removing disconnected client from subscriptions", lvl=debug)
clientuuid = event.clientuuid
self._unsubscribe(clientuuid)
@handler("camerarequest", channel="hfosweb")
def camerarequest(self, event):
"""
Handles new camera category requests
:param event: CameraRequest with actions
* subscribe
* unsubscribe
* update
"""
hfoslog("[CAM] Event: '%s'" % event.__dict__)
try:
try:
action = event.action
data = event.data
clientuuid = event.client.uuid
except Exception as e:
raise ValueError("[CAM] Problem during event unpacking:", e, type(e))
if action == 'list':
try:
dblist = self._generatecameralist()
self.fireEvent(send(clientuuid, {'component': 'camera', 'action': 'list', 'data': dblist}),
"hfosweb")
except Exception as e:
hfoslog("[CAM] Listing error: ", e, type(e), lvl=error)
return
elif action == 'get':
return
elif action == 'subscribe':
# TODO: Verify everything and send a response
if data in self._subscribers:
if clientuuid not in self._subscribers[data]:
self._subscribers[data].append(clientuuid)
else:
self._subscribers[data] = [clientuuid]
hfoslog("[CAM] Subscription registered: ", data, clientuuid)
return
elif action == 'unsubscribe':
self._unsubscribe(clientuuid, data)
return
except Exception as e:
hfoslog("[CAM] Global Error: '%s' %s" % (e, type(e)), lvl=error)
class Manager(ConfigurableComponent):
"""
Handles camera updates, subscriptions and broadcasts
"""
channel = "cam"
def __init__(self, maxcams=16, *args):
super(Manager, self).__init__("CAM", *args)
self._cameras = {}
self._subscribers = {}
self._filming = True
self._frame_count = 0
self._frames = {}
if opencv is not None:
self.log("Checking opencv for cameras.", lvl=debug)
for cam in range(maxcams):
video = opencv.VideoCapture(cam)
if video.isOpened():
camera = {'uuid': str(uuid4()),
'name': 'Camera' + str(cam),
'cam': video
}
self._cameras[cam] = camera
self.log("Found camera [", cam, "]: ", camera)
if len(self._cameras) > 0:
self.log("Starting timer")
self.timer = Timer(0.05, Event.create("rec"),
persist=True).register(self)
self.log("Found cameras: ", self._cameras, lvl=debug)
else:
self.log("No opencv, no cameras.")
self.log("Started")
def rec(self):
"""Records a single snapshot"""
try:
self._snapshot()
except Exception as e:
self.log("Timer error: ", e, type(e), lvl=error)
def _snapshot(self):
try:
for cam_id, cam in self._cameras.items():
if cam['uuid'] in self._subscribers:
# self.log("Taking input of ", cam)
success, cvresult = cam['cam'].read()
# self.log("Result: ", cvresult)
if success:
cam_packet_header = {
'component': 'hfos.camera.manager' + str(
cam_id),
'action': 'update'
}
if six.PY3:
# noinspection PyArgumentList
cam_packet = bytes(str(cam_packet_header),
encoding="UTF8") + \
cvresult.tostring()
else:
cam_packet = bytes(
str(cam_packet_header)) + cvresult.tostring()
self._broadcast(cam_packet, cam['uuid'])
else:
self.log("Failed to get an image.", success, cvresult)
self._frame_count += 1
if self._frame_count > 0 and self._frame_count % 100 == 0:
self.log("", self._frame_count, " frames taken.", lvl=debug)
except Exception as e:
self.log("Error: ", e, type(e), lvl=error)
def _toggle_filming(self):
"""Toggles the camera system recording state"""
if self._filming:
self.log("Stopping operation")
self._filming = False
self.timer.stop()
else:
self.log("Starting operation")
self._filming = True
self.timer.start()
def _broadcast(self, camera_packet, camera_uuid):
try:
for recipient in self._subscribers[camera_uuid]:
self.fireEvent(send(recipient, camera_packet, raw=True),
"hfosweb")
except Exception as e:
self.log("Failed broadcast: ", e, type(e), lvl=error)
def _generate_camera_list(self):
try:
result = {}
for item in self._cameras.values():
result[item['name']] = item['uuid']
return result
except Exception as e:
self.log("Error during list retrieval:", e, type(e), lvl=error)
def _unsubscribe(self, client_uuid, camera_uuid=None):
# TODO: Verify everything and send a response
if not camera_uuid:
for subscribers in self._subscribers.values():
if client_uuid in subscribers:
subscribers.remove(client_uuid)
self.log("Subscription removed: ", client_uuid, lvl=debug)
else:
self._subscribers[camera_uuid].remove(client_uuid)
if len(self._subscribers[camera_uuid]) == 0:
del (self._subscribers[camera_uuid])
self.log("Subscription deleted: ", camera_uuid, client_uuid)
def client_disconnect(self, event):
"""
A client has disconnected, update possible subscriptions accordingly.
:param event:
"""
self.log("Removing disconnected client from subscriptions", lvl=debug)
client_uuid = event.clientuuid
self._unsubscribe(client_uuid)
@handler(camera_list, channel='hfosweb')
def camera_list(self, event):
try:
client_uuid = event.client.uuid
db_list = self._generate_camera_list()
self.fireEvent(send(client_uuid, {
'component': 'hfos.camera.manager',
'action': 'list',
'data': db_list
}), "hfosweb")
except Exception as e:
self.log("Listing error: ", e, type(e), lvl=error)
@handler(camera_subscribe, channel='hfosweb')
def camera_subscribe(self, event):
# TODO: Verify everything and send response
try:
data = event.data
client_uuid = event.client.uuid
if data in self._subscribers:
if client_uuid not in self._subscribers[data]:
self._subscribers[data].append(client_uuid)
else:
self._subscribers[data] = [client_uuid]
self.log("Subscription registered: ", data, client_uuid)
return
except Exception as e:
self.log("Subscription Error:", e, type(e), lvl=error)
@handler(camera_unsubscribe, channel='hfosweb')
def camera_unsubscribe(self, event):
try:
client_uuid = event.client.uuid
data = event.data
self._unsubscribe(client_uuid, data)
return
except Exception as e:
self.log("Global Error: '%s' %s" % (e, type(e)), lvl=error)
def test_timer(app):
timer = Timer(0.1, test(), "timer")
timer.register(app)
assert pytest.wait_for(app, "flag")
app.reset()