Sorted out the issue. I've got systemd to also wait for ufw to load when
starting fail2ban.
Fail2ban issues a many iptables commands in rapid succession and then
it's database of banned IPs is large it takes a considerable amount of
time for the firewall to be initialised. In the meanwhile
By networking stops means that I can not establish a connection with the
Lemaker BananaPi Pro on any port so I can't get a SSHed shell, can't
access the VPN server, etc... It behaves like someone has plugged the
network cable.
Putting "ufw.service" was a guess, but I've not rebooted the OS yet
Right after reboot I tried to get the status.
Result is . . . .
root@loki:~# s ufw status
ERROR: problem running iptables: Another app is currently holding the xtables
lock. Perhaps you want to use the -w option?
. . . . while fail2ban is setting up its rules.
Anyway... After a reeboot,
** Summary changed:
- ufw does not activate at boot time
+ ufw remains inactive at boot time
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https://bugs.launchpad.net/bugs/1956029
Title:
ufw remains
Public bug reported:
I was advised to start a bug report:
https://bugs.launchpad.net/ubuntu/+source/ufw/+bug/1726856/comments/38
I "ufw enable" then several seconds later networking stops. I have get
Ubuntu to gracefully power-down using the power-button and then
gracefully power-up.
Out of
@jdstrand I've created a new bug report as you suggested:
https://bugs.launchpad.net/ubuntu/+source/ufw/+bug/1956029
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Touch seeded packages, which is subscribed to ufw in Ubuntu.
https://bugs.launchpad.net/bugs/1726856
Same problem here. Also when I "ufw enable" then several seconds later
networking stops. I have get Ubuntu to gracefully power-down using the
power-button and then gracefully power-up.
ufw 0.36
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Touch seeded packages,
root@loki:/home/myron# journalctl -u ufw.service
-- Logs begin at Wed 2021-12-29 15:30:45 GMT, end at Thu 2021-12-30 13:10:27
GMT. --
-- No entries --
-
Current status of service. ufw was enabled manually so is actually
active. It won't be once I reboot.
root@loki:/home/myron# systemctl
** Description changed:
- I was advised to start a bug report:
- https://bugs.launchpad.net/ubuntu/+source/ufw/+bug/1726856/comments/38
+ I was advised to start a bug report (Comment 38):
+ https://bugs.launchpad.net/ubuntu/+source/ufw/+bug/1726856
I "ufw enable" then several seconds later
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