126 lines
4.2 KiB
Python
126 lines
4.2 KiB
Python
"""Support for monitoring the Transmission BitTorrent client API."""
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from datetime import timedelta
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import logging
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from homeassistant.const import STATE_IDLE
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from homeassistant.core import callback
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from homeassistant.helpers.dispatcher import async_dispatcher_connect
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from homeassistant.helpers.entity import Entity
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from . import DATA_TRANSMISSION, DATA_UPDATED, SENSOR_TYPES
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_LOGGER = logging.getLogger(__name__)
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DEFAULT_NAME = 'Transmission'
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SCAN_INTERVAL = timedelta(seconds=120)
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async def async_setup_platform(
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hass, config, async_add_entities, discovery_info=None):
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"""Set up the Transmission sensors."""
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if discovery_info is None:
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return
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transmission_api = hass.data[DATA_TRANSMISSION]
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monitored_variables = discovery_info['sensors']
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name = discovery_info['client_name']
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dev = []
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for sensor_type in monitored_variables:
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dev.append(TransmissionSensor(
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sensor_type, transmission_api, name,
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SENSOR_TYPES[sensor_type][0], SENSOR_TYPES[sensor_type][1]))
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async_add_entities(dev, True)
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class TransmissionSensor(Entity):
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"""Representation of a Transmission sensor."""
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def __init__(
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self, sensor_type, transmission_api, client_name, sensor_name,
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unit_of_measurement):
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"""Initialize the sensor."""
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self._name = sensor_name
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self._state = None
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self._transmission_api = transmission_api
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self._unit_of_measurement = unit_of_measurement
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self._data = None
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self.client_name = client_name
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self.type = sensor_type
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@property
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def name(self):
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"""Return the name of the sensor."""
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return '{} {}'.format(self.client_name, self._name)
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@property
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def state(self):
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"""Return the state of the sensor."""
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return self._state
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@property
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def should_poll(self):
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"""Return the polling requirement for this sensor."""
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return False
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@property
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def unit_of_measurement(self):
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"""Return the unit of measurement of this entity, if any."""
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return self._unit_of_measurement
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@property
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def available(self):
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"""Could the device be accessed during the last update call."""
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return self._transmission_api.available
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async def async_added_to_hass(self):
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"""Handle entity which will be added."""
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async_dispatcher_connect(
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self.hass, DATA_UPDATED, self._schedule_immediate_update)
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@callback
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def _schedule_immediate_update(self):
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self.async_schedule_update_ha_state(True)
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def update(self):
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"""Get the latest data from Transmission and updates the state."""
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self._data = self._transmission_api.data
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if self.type == 'completed_torrents':
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self._state = self._transmission_api.get_completed_torrent_count()
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elif self.type == 'started_torrents':
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self._state = self._transmission_api.get_started_torrent_count()
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if self.type == 'current_status':
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if self._data:
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upload = self._data.uploadSpeed
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download = self._data.downloadSpeed
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if upload > 0 and download > 0:
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self._state = 'Up/Down'
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elif upload > 0 and download == 0:
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self._state = 'Seeding'
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elif upload == 0 and download > 0:
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self._state = 'Downloading'
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else:
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self._state = STATE_IDLE
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else:
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self._state = None
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if self._data:
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if self.type == 'download_speed':
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mb_spd = float(self._data.downloadSpeed)
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mb_spd = mb_spd / 1024 / 1024
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self._state = round(mb_spd, 2 if mb_spd < 0.1 else 1)
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elif self.type == 'upload_speed':
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mb_spd = float(self._data.uploadSpeed)
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mb_spd = mb_spd / 1024 / 1024
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self._state = round(mb_spd, 2 if mb_spd < 0.1 else 1)
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elif self.type == 'active_torrents':
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self._state = self._data.activeTorrentCount
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elif self.type == 'paused_torrents':
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self._state = self._data.pausedTorrentCount
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elif self.type == 'total_torrents':
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self._state = self._data.torrentCount
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