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Updated Fan Service to use Raspi fan service on Raspberry Pis

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This commit is contained in:
Melissa LeBlanc-Williams 2021-03-01 09:00:22 -08:00
parent caa4c95459
commit 4c0dec3b10
1 changed files with 36 additions and 14 deletions
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50
adafruit_fanservice.py
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@ -8,7 +8,17 @@ shell.group = 'ADAFRUIT'
def main():
shell.clear()
print("""This script will install Adafruit
if shell.is_raspberry_pi():
print("""This script will enable the Raspberry Pi
fan service, which will turn on an
external fan controlled by a given pin
Operations performed include:
- Enable Fan Service
Run time < 1 minute. Reboot required.""")
else:
print("""This script will install Adafruit
fan service, which will turn on an
external fan controlled by a given pin
@ -29,14 +39,26 @@ Run time < 1 minute. Reboot not required.""")
shell.group = 'FAN'
shell.info('Checking init system...')
if shell.run_command("which systemctl", True) and shell.run_command("systemctl | grep '\-\.mount'", True):
print("Found systemd, OK!")
print("Found systemd, OK!")
elif os.path.isfile("/etc/init.d/cron") and not os.path.islink("/etc/init.d/cron"):
shell.bail("Found sysvinit, but we require systemd")
shell.bail("Found sysvinit, but we require systemd")
else:
shell.bail("Unrecognised init system")
shell.bail("Unrecognised init system")
shell.info('Adding adafruit_fan.service')
contents = """[Unit]
if shell.is_raspberry_pi():
shell.info('Enabling Raspberry Pi Fan Service on GPIO 4')
shell.run_command("sudo raspi-config nonint do_fan 0 4")
shell.info('Done!')
if not shell.prompt("REBOOT NOW?", default="y"):
print("Exiting without reboot.")
shell.exit()
print("Reboot started...")
os.sync()
shell.reboot()
shell.exit()
else:
shell.info('Adding adafruit_fan.service')
contents = """[Unit]
Description=Fan service for some Adafruit boards
After=network.target
@ -52,14 +74,14 @@ StandardOutput=journal
[Install]
WantedBy=multi-user.target"""
shell.write_text_file("/etc/systemd/system/adafruit_fan.service", contents, append=False)
shell.info('Enabling adafruit_fan.service')
shell.run_command("sudo systemctl enable adafruit_fan.service")
shell.run_command("sudo systemctl start adafruit_fan.service")
shell.info('Done!')
print("You can stop the fan service with 'sudo systemctl stop adafruit_fan.service'")
print("You can start the fan service with 'sudo systemctl start adafruit_fan.service'")
shell.write_text_file("/etc/systemd/system/adafruit_fan.service", contents, append=False)
shell.info('Enabling adafruit_fan.service')
shell.run_command("sudo systemctl enable adafruit_fan.service")
shell.run_command("sudo systemctl start adafruit_fan.service")
shell.info('Done!')
print("You can stop the fan service with 'sudo systemctl stop adafruit_fan.service'")
print("You can start the fan service with 'sudo systemctl start adafruit_fan.service'")
# Main function