6
votes
3answers
121 views
+50

What bad things could happen if we don't use sudoedit?

We know it's safer* to use sudoedit, but what bad things can happen if we have the following in sudoers? Cmnd_Alias FOO = /bin/ed, /usr/bin/ed, /usr/bin/vi foouser LOCALHOST = NOPASSWD: NOEXEC: FOO ...
3
votes
0answers
30 views
+50

spamassassin adding blank lines when wrapping long headers: how to make it stop?

My email from Kickstarter started showing up in my mailbox corrupted. On investigation, it turns out to because I have these diagnostic headers added in my spamassassin config: add_header all ...
5
votes
2answers
105 views
+50

Identify alias for the command typed

Is there any shell/shellscript which identifies that there is already an alias for the command I have typed on the command line. Eg On shell I type git checkout master Shell prints "You can use ...
1
vote
1answer
23 views
+50

OpenVPN bridged network without authentication

I would like to configure OpenVPN multi-client server in bridged mode(tap virtual interface). My server-side configuration is following: dev tap0 proto udp port 1194 mode server ifconfig-pool ...
4
votes
2answers
49 views
+50

How to find out which process keeps tunnel interface(tun) up?

If I create a tun interface with ip tuntap add mode tun command and force it administratively up with ip link set dev tun1 up command, then the interface itself is always "physically" down: ...
0
votes
0answers
26 views
+50

Filtering running tasks from Journalctl output?

For example one common way to check on a dd process is to use watch i.e. sudo kill -USR1 $(pgrep ^dd). Notably the process pid changes since a new kill command is called every-time. Is there a good ...
1
vote
0answers
19 views
+50

Understand Linux kernel virtual bridge port numbering

I have a Linux kernel virtual bridge which contains interfaces eth1 and tap0: # brctl show br0 bridge name bridge id STP enabled interfaces br0 8000.00016c404fa3 ...
1
vote
0answers
59 views
+50

see names of workspaces in gnome

I have a bunch of workspaces in workspace 2.30.2 (I have no idea if that's old on not, it's what they gave me) It used to be that if I had a workspace switcher in the panel that only showed the ...