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Implemented graceful shutdown

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Simon Beginn 2022-05-12 14:07:26 +02:00
parent 5d13d09851
commit c216e50dad
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GPG key ID: 033A4D4CE4E063D6
1 changed files with 7 additions and 2 deletions
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9
docker/entrypoint.py
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@ -8,6 +8,7 @@ import os
import pwd import pwd
import subprocess import subprocess
import sys import sys
import signal
PYTHON3 = '/usr/bin/python3' PYTHON3 = '/usr/bin/python3'
dbPath = os.path.join(os.sep, 'home', 'py-kms', 'db') # Do not include the database file name, as we must correct the folder permissions (the db file is recursively reachable) dbPath = os.path.join(os.sep, 'home', 'py-kms', 'db') # Do not include the database file name, as we must correct the folder permissions (the db file is recursively reachable)
@ -69,9 +70,13 @@ def change_tz():
f.write(tz) f.write(tz)
f.close() f.close()
# Main # Main
if (__name__ == "__main__"): if (__name__ == "__main__"):
loggersrv.info("Log level: %s" % log_level) loggersrv.info("Log level: %s" % log_level)
change_tz() change_tz()
subprocess.call(PYTHON3 + " -u /usr/bin/start.py", preexec_fn=change_uid_grp(), shell=True) childProcess = subprocess.Popen(PYTHON3 + " -u /usr/bin/start.py", preexec_fn=change_uid_grp(), shell=True)
def shutdown(signum, frame):
loggersrv.info("Received signal %s, shutting down..." % signum)
childProcess.terminate() # This will also cause communicate() from below to continue
signal.signal(signal.SIGTERM, shutdown) # This signal will be sent by Docker to request shutdown
childProcess.communicate()