mirror of
https://github.com/home-assistant/core
synced 2024-09-03 08:14:07 +02:00
139 lines
4.9 KiB
Python
139 lines
4.9 KiB
Python
"""
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Helpers for Zigbee Home Automation.
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For more details about this component, please refer to the documentation at
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https://home-assistant.io/components/zha/
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"""
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import asyncio
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import logging
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from .const import (
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DEFAULT_BAUDRATE, REPORT_CONFIG_MAX_INT, REPORT_CONFIG_MIN_INT,
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REPORT_CONFIG_RPT_CHANGE, RadioType)
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_LOGGER = logging.getLogger(__name__)
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async def safe_read(cluster, attributes, allow_cache=True, only_cache=False,
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manufacturer=None):
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"""Swallow all exceptions from network read.
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If we throw during initialization, setup fails. Rather have an entity that
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exists, but is in a maybe wrong state, than no entity. This method should
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probably only be used during initialization.
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"""
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try:
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result, _ = await cluster.read_attributes(
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attributes,
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allow_cache=allow_cache,
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only_cache=only_cache,
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manufacturer=manufacturer
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)
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return result
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except Exception: # pylint: disable=broad-except
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return {}
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async def bind_cluster(entity_id, cluster):
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"""Bind a zigbee cluster.
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This also swallows DeliveryError exceptions that are thrown when devices
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are unreachable.
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"""
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from zigpy.exceptions import DeliveryError
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cluster_name = cluster.ep_attribute
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try:
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res = await cluster.bind()
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_LOGGER.debug(
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"%s: bound '%s' cluster: %s", entity_id, cluster_name, res[0]
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)
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except DeliveryError as ex:
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_LOGGER.debug(
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"%s: Failed to bind '%s' cluster: %s",
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entity_id, cluster_name, str(ex)
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)
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async def configure_reporting(entity_id, cluster, attr, skip_bind=False,
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min_report=REPORT_CONFIG_MIN_INT,
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max_report=REPORT_CONFIG_MAX_INT,
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reportable_change=REPORT_CONFIG_RPT_CHANGE,
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manufacturer=None):
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"""Configure attribute reporting for a cluster.
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This also swallows DeliveryError exceptions that are thrown when devices
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are unreachable.
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"""
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from zigpy.exceptions import DeliveryError
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attr_name = cluster.attributes.get(attr, [attr])[0]
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cluster_name = cluster.ep_attribute
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kwargs = {}
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if manufacturer:
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kwargs['manufacturer'] = manufacturer
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try:
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res = await cluster.configure_reporting(attr, min_report,
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max_report, reportable_change,
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**kwargs)
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_LOGGER.debug(
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"%s: reporting '%s' attr on '%s' cluster: %d/%d/%d: Result: '%s'",
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entity_id, attr_name, cluster_name, min_report, max_report,
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reportable_change, res
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)
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except DeliveryError as ex:
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_LOGGER.debug(
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"%s: failed to set reporting for '%s' attr on '%s' cluster: %s",
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entity_id, attr_name, cluster_name, str(ex)
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)
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async def bind_configure_reporting(entity_id, cluster, attr, skip_bind=False,
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min_report=REPORT_CONFIG_MIN_INT,
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max_report=REPORT_CONFIG_MAX_INT,
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reportable_change=REPORT_CONFIG_RPT_CHANGE,
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manufacturer=None):
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"""Bind and configure zigbee attribute reporting for a cluster.
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This also swallows DeliveryError exceptions that are thrown when devices
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are unreachable.
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"""
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if not skip_bind:
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await bind_cluster(entity_id, cluster)
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await configure_reporting(entity_id, cluster, attr, skip_bind=False,
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min_report=REPORT_CONFIG_MIN_INT,
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max_report=REPORT_CONFIG_MAX_INT,
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reportable_change=REPORT_CONFIG_RPT_CHANGE,
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manufacturer=None)
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async def check_zigpy_connection(usb_path, radio_type, database_path):
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"""Test zigpy radio connection."""
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if radio_type == RadioType.ezsp.name:
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import bellows.ezsp
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from bellows.zigbee.application import ControllerApplication
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radio = bellows.ezsp.EZSP()
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elif radio_type == RadioType.xbee.name:
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import zigpy_xbee.api
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from zigpy_xbee.zigbee.application import ControllerApplication
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radio = zigpy_xbee.api.XBee()
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elif radio_type == RadioType.deconz.name:
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import zigpy_deconz.api
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from zigpy_deconz.zigbee.application import ControllerApplication
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radio = zigpy_deconz.api.Deconz()
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try:
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await radio.connect(usb_path, DEFAULT_BAUDRATE)
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controller = ControllerApplication(radio, database_path)
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await asyncio.wait_for(controller.startup(auto_form=True), timeout=30)
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radio.close()
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except Exception: # pylint: disable=broad-except
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return False
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return True
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def convert_ieee(ieee_str):
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"""Convert given ieee string to EUI64."""
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from zigpy.types import EUI64, uint8_t
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return EUI64([uint8_t(p, base=16) for p in ieee_str.split(':')])
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