123 lines
4.0 KiB
Python
123 lines
4.0 KiB
Python
"""
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Support for monitoring an SABnzbd NZB client.
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For more details about this platform, please refer to the documentation at
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https://home-assistant.io/components/sensor.sabnzbd/
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"""
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import logging
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from datetime import timedelta
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from homeassistant.helpers.entity import Entity
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from homeassistant.util import Throttle
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REQUIREMENTS = ['https://github.com/jamespcole/home-assistant-nzb-clients/'
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'archive/616cad59154092599278661af17e2a9f2cf5e2a9.zip'
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'#python-sabnzbd==0.1']
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SENSOR_TYPES = {
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'current_status': ['Status', None],
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'speed': ['Speed', 'MB/s'],
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'queue_size': ['Queue', 'MB'],
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'queue_remaining': ['Left', 'MB'],
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'disk_size': ['Disk', 'GB'],
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'disk_free': ['Disk Free', 'GB'],
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}
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_LOGGER = logging.getLogger(__name__)
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_THROTTLED_REFRESH = None
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# pylint: disable=unused-argument
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def setup_platform(hass, config, add_devices, discovery_info=None):
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"""Sets up the SABnzbd sensors."""
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from pysabnzbd import SabnzbdApi, SabnzbdApiException
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api_key = config.get("api_key")
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base_url = config.get("base_url")
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name = config.get("name", "SABnzbd")
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if not base_url:
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_LOGGER.error('Missing config variable base_url')
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return False
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if not api_key:
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_LOGGER.error('Missing config variable api_key')
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return False
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sab_api = SabnzbdApi(base_url, api_key)
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try:
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sab_api.check_available()
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except SabnzbdApiException:
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_LOGGER.exception("Connection to SABnzbd API failed.")
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return False
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# pylint: disable=global-statement
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global _THROTTLED_REFRESH
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_THROTTLED_REFRESH = Throttle(timedelta(seconds=1))(sab_api.refresh_queue)
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dev = []
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for variable in config['monitored_variables']:
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if variable['type'] not in SENSOR_TYPES:
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_LOGGER.error('Sensor type: "%s" does not exist', variable['type'])
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else:
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dev.append(SabnzbdSensor(variable['type'], sab_api, name))
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add_devices(dev)
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class SabnzbdSensor(Entity):
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"""Represents an SABnzbd sensor."""
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def __init__(self, sensor_type, sabnzb_client, client_name):
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self._name = SENSOR_TYPES[sensor_type][0]
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self.sabnzb_client = sabnzb_client
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self.type = sensor_type
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self.client_name = client_name
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self._state = None
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self._unit_of_measurement = SENSOR_TYPES[sensor_type][1]
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@property
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def name(self):
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"""Returns the name of the sensor."""
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return self.client_name + ' ' + self._name
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@property
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def state(self):
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"""Returns the state of the sensor."""
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return self._state
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@property
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def unit_of_measurement(self):
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"""Unit of measurement of this entity, if any."""
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return self._unit_of_measurement
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def refresh_sabnzbd_data(self):
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"""Calls the throttled SABnzbd refresh method."""
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if _THROTTLED_REFRESH is not None:
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from pysabnzbd import SabnzbdApiException
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try:
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_THROTTLED_REFRESH()
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except SabnzbdApiException:
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_LOGGER.exception(
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self.name + " Connection to SABnzbd API failed."
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)
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def update(self):
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"""Gets the latest data and updates the states."""
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self.refresh_sabnzbd_data()
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if self.sabnzb_client.queue:
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if self.type == 'current_status':
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self._state = self.sabnzb_client.queue.get('status')
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elif self.type == 'speed':
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mb_spd = float(self.sabnzb_client.queue.get('kbpersec')) / 1024
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self._state = round(mb_spd, 1)
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elif self.type == 'queue_size':
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self._state = self.sabnzb_client.queue.get('mb')
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elif self.type == 'queue_remaining':
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self._state = self.sabnzb_client.queue.get('mbleft')
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elif self.type == 'disk_size':
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self._state = self.sabnzb_client.queue.get('diskspacetotal1')
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elif self.type == 'disk_free':
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self._state = self.sabnzb_client.queue.get('diskspace1')
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else:
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self._state = 'Unknown'
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