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Added syslog to log nicely on temp change and start #10

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Added syslog to log nicely on temp change and start #10

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6 changes: 6 additions & 0 deletions fancontrol.py
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
#!/usr/bin/env python3

import time
import syslog

from gpiozero import OutputDevice

Expand Down Expand Up @@ -28,6 +29,9 @@ def get_temp():
raise RuntimeError('Could not parse temperature output.') from e

if __name__ == '__main__':
syslog.openlog(ident="FAN_CONTROL",logoption=syslog.LOG_PID, facility=syslog.LOG_LOCAL0)
syslog.syslog(syslog.LOG_INFO, "Fan control started")

# Validate the on and off thresholds
if OFF_THRESHOLD >= ON_THRESHOLD:
raise RuntimeError('OFF_THRESHOLD must be less than ON_THRESHOLD')
Expand All @@ -41,11 +45,13 @@ def get_temp():
# isn't already running.
# NOTE: `fan.value` returns 1 for "on" and 0 for "off"
if temp > ON_THRESHOLD and not fan.value:
syslog.syslog(syslog.LOG_INFO, "Reached temperature of " + str(temp) + " turning on fan")
fan.on()

# Stop the fan if the fan is running and the temperature has dropped
# to 10 degrees below the limit.
elif fan.value and temp < OFF_THRESHOLD:
syslog.syslog(syslog.LOG_INFO, "Reached temperature of " + str(temp) + " turning off fan")
fan.off()

time.sleep(SLEEP_INTERVAL)