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temperature_host: Rename rpi_temperature and add support for custom paths

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Signed-off-by: Evgenii Shavrin <shavrin0591@gmail.com>
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Evgenii 2021-02-17 22:59:57 +03:00 • committed by Kevin O'Connor
parent 267a2f3a38
commit 3d35c003db
5 changed files with 30 additions and 17 deletions
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79
klippy/extras/rpi_temperature.py
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@ -1,79 +0,0 @@
# Support for Raspberry Pi temperature sensor
#
# Copyright (C) 2020 Al Crate <al3ph@users.noreply.github.com>
#
# This file may be distributed under the terms of the GNU GPLv3 license.
import logging
RPI_REPORT_TIME = 1.0
PROC_TEMP_FILE = "/sys/class/thermal/thermal_zone0/temp"
class RPiTemperature:
def __init__(self, config):
self.printer = config.get_printer()
self.reactor = self.printer.get_reactor()
self.name = config.get_name().split()[-1]
self.temp = self.min_temp = self.max_temp = 0.0
self.printer.add_object("rpi_temperature " + self.name, self)
if self.printer.get_start_args().get('debugoutput') is not None:
return
self.sample_timer = self.reactor.register_timer(
self._sample_pi_temperature)
try:
self.file_handle = open(PROC_TEMP_FILE, "r")
except:
raise config.error("Unable to open temperature file '%s'"
% (PROC_TEMP_FILE,))
self.printer.register_event_handler("klippy:connect",
self.handle_connect)
def handle_connect(self):
self.reactor.update_timer(self.sample_timer, self.reactor.NOW)
def setup_minmax(self, min_temp, max_temp):
self.min_temp = min_temp
self.max_temp = max_temp
def setup_callback(self, cb):
self._callback = cb
def get_report_time_delta(self):
return RPI_REPORT_TIME
def _sample_pi_temperature(self, eventtime):
try:
self.file_handle.seek(0)
self.temp = float(self.file_handle.read())/1000.0
except Exception:
logging.exception("rpi_temperature: Error reading data")
self.temp = 0.0
return self.reactor.NEVER
if self.temp < self.min_temp:
self.printer.invoke_shutdown(
"RPi temperature %0.1f below minimum temperature of %0.1f."
% (self.temp, self.min_temp,))
if self.temp > self.max_temp:
self.printer.invoke_shutdown(
"RPi temperature %0.1f above maximum temperature of %0.1f."
% (self.temp, self.max_temp,))
mcu = self.printer.lookup_object('mcu')
measured_time = self.reactor.monotonic()
self._callback(mcu.estimated_print_time(measured_time), self.temp)
return measured_time + RPI_REPORT_TIME
def get_status(self, eventtime):
return {
'temperature': self.temp,
}
def load_config(config):
# Register sensor
pheaters = config.get_printer().load_object(config, "heaters")
pheaters.add_sensor_factory("rpi_temperature", RPiTemperature)