32 lines
913 B
Python
32 lines
913 B
Python
"""Signal handling related helpers."""
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import logging
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import signal
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import sys
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from homeassistant.core import callback
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from homeassistant.const import RESTART_EXIT_CODE
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_LOGGER = logging.getLogger(__name__)
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@callback
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def async_register_signal_handling(hass):
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"""Register system signal handler for core."""
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if sys.platform != 'win32':
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@callback
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def async_signal_handle(exit_code):
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"""Wrap signal handling."""
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hass.async_add_job(hass.async_stop(exit_code))
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try:
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hass.loop.add_signal_handler(
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signal.SIGTERM, async_signal_handle, 0)
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except ValueError:
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_LOGGER.warning("Could not bind to SIGTERM")
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try:
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hass.loop.add_signal_handler(
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signal.SIGHUP, async_signal_handle, RESTART_EXIT_CODE)
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except ValueError:
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_LOGGER.warning("Could not bind to SIGHUP")
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