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girol/app.py

Last active March 10, 2020 16:35
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Python script SystemD example
Raw
app.py
from time import sleep
import os
hi = os.environ.get('HELLO')
seconds = 1
while(True):
sleep(1)
print("logging...", seconds, "Env Var: ", hi)
seconds +=1
Raw
superlogger
HELLO='Chambering The Chamber'
Raw
superlogger.service
[Unit]
Description=SystemD Test Service!
After=network.target
[Service]
User=chambers
Group=chambers
EnvironmentFile=/etc/default/superlogger
WorkingDirectory=/home/my_user/my_project/systemd-templates
ExecStart=/usr/bin/python3 -u app.py
Restart=on-failure
[Install]
WantedBy=multi-user.target
@girol
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girol commented Mar 10, 2020 •
edited
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Notes

  • The -u parameter starts Python in unbuffered mode, chaining the print() output to journalctl
  • The WorkingDirectory is where the script app.py is located
  • Place the superlogger environment file inside /etc/default

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