def add_job_in_crontab(alarm):
"""
use the crontab manager to add a new job
:param alarm: AlarmClock
:return:
"""
day_of_week = _get_day_of_week(alarm)
current_script_path = os.path.dirname(os.path.abspath(inspect.getfile(inspect.currentframe())))
run_script_path = get_root_path(current_script_path) + os.sep + "run_mp3_playback.py"
# new_job: <minute> <hour> * * <day_of_week> <run_script_path> <mp3playback_id>
new_job = "%s %s * * %s python3.5 %s %s " % (alarm.minute,
alarm.hour,
day_of_week,
run_script_path,
alarm.mp3_playback.id)
if alarm.auto_stop_seconds is not 0:
# new_job: <minute> <hour> * * <day_of_week> <run_script_path> <alarm_id> <auto_stop_seconds>
new_job += "%s " % alarm.auto_stop_seconds
# new_job: <minute> <hour> * * <day_of_week> <run_script_path> <alarm_id> [<auto_stop_minute>] # alertrug<alarm_id>
new_job += " > /tmp/cron.tmp 2> /tmp/cron2.tmp # alertrug%s" % alarm.id
if not alarm.is_active:
line = "# "
new_job = line + new_job
print( "Crontab job line: %s" % new_job )
CrontabManager.add_job(new_job)
def add_job_in_crontab(alarm):
"""
use the crontab manager to add a new job
:param alarm: AlarmClock
:return:
"""
day_of_week = _get_day_of_week(alarm)
current_script_path = os.path.dirname(
os.path.abspath(inspect.getfile(inspect.currentframe())))
run_script_path = get_root_path(
current_script_path) + os.sep + "run_web_radio.py"
# new_job: <minute> <hour> * * <day_of_week> <run_script_path> <webradio_id>
new_job = "%s %s * * %s python %s %s " % (alarm.minute, alarm.hour,
day_of_week, run_script_path,
alarm.webradio.id)
if alarm.auto_stop_minutes is not 0:
# new_job: <minute> <hour> * * <day_of_week> <run_script_path> <alarm_id> <auto_stop_minute>
new_job += "%s " % alarm.auto_stop_minutes
# new_job: <minute> <hour> * * <day_of_week> <run_script_path> <alarm_id> [<auto_stop_minute>] # piclodio<alarm_id>
new_job += "# piclodio%s" % alarm.id
if not alarm.is_active:
line = "# "
new_job = line + new_job
print "Crontab job line: %s" % new_job
CrontabManager.add_job(new_job)
def delete(self, request, pk, format=None):
alarmclock = self.get_object(pk)
# remove the line from the crontab
job_comment = "piclodio%s" % alarmclock.id
CrontabManager.remove_job(job_comment)
# remove from the database
alarmclock.delete()
return Response(status=status.HTTP_204_NO_CONTENT)
def delete(self, request, pk, format=None):
webradio = self.get_object(pk)
# when we delete a web radio, all alarm based on this on will be deleted to, remove them from the contab before
all_alarms_which_use_the_web_radio_to_delete = AlarmClock.objects.filter(webradio=webradio)
for alarm in all_alarms_which_use_the_web_radio_to_delete:
# remove the job from the crontab
job_comment = "piclodio%s" % alarm.id
CrontabManager.remove_job(job_comment)
# then we can safely delete the web radio
webradio.delete()
return Response(status=status.HTTP_204_NO_CONTENT)
def put(self, request, pk, format=None):
alarmclock = self.get_object(pk)
serializer = AlarmClockSerializer(alarmclock, data=request.data)
if serializer.is_valid():
serializer.save()
updated_alarmclock = AlarmClock.objects.get(pk=pk)
# remove the job from the crontab
job_comment = "piclodio%s" % updated_alarmclock.id
CrontabManager.remove_job(job_comment)
# add it back with new info
Utils.add_job_in_crontab(updated_alarmclock)
return Response(serializer.data)
return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)