blob: eb7859ffab0e55cbc179f97a3d8824c977dd700e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
|
#!/usr/bin/env python3
import os
import sys
import time
# Minutes before reboot to trigger notification.
intervals = [1, 5, 15, 60]
def notify(interval):
s = "" if interval == 1 else "s"
time.sleep((minutes - interval) * 60)
message = ('"[commit-confirm] System is going to reboot in '
f'{interval} minute{s} to rollback the last commit.\n'
'Confirm your changes to cancel the reboot."')
os.system("wall -n " + message)
if __name__ == "__main__":
# Must be run as root to call wall(1) without a banner.
if len(sys.argv) != 2 or os.getuid() != 0:
exit(1)
minutes = int(sys.argv[1])
# Drop the argument from the list so that the notification
# doesn't kick in immediately.
if minutes in intervals:
intervals.remove(minutes)
for interval in sorted(intervals, reverse=True):
if minutes >= interval:
notify(interval)
minutes -= (minutes - interval)
exit(0)
|
