Unanswered Questions
1,917 questions with no upvoted or accepted answers
9
votes
1
answer
5k
views
How to enable systemd user sessions for remote logins on CentOS 7?
I am trying to enable systemd user sessions on my CentOS 7 server. All the pieces seem to be there, and I have also run loginctl enable-linger <user>, but I don't have a systemd user session (or ...
7
votes
0
answers
1k
views
can I combine SSH multiplexing with ProxyJump or ProxyCommand (aka 'bastion') forwarding?
I've got a reasonably standard jump/bastion host setup, where I have to SSH from A into C, via B :
Host A --> Host B --> Host C
I've gotten SSH multiplexing set up, which dramatically reduces ...
7
votes
1
answer
24k
views
Xauthority problem xdpyinfo: unable to open display "".
I am trying to run a program after enabling X windows port forwarding.
My sshd_config file in /etc/ssh/sshd_config is configured such that:
X11Forwarding yes
X11DisplayOffset 10
X11UseLocalhost yes
...
7
votes
2
answers
4k
views
Difficult authorized_keys login problem only for root on Solaris 11
Here's a difficult ssh problem I can't figure out on Solaris 11, although I think I'm an experienced UNIX/Linux sysadmin. :)
I've copied the root@server1:/root/.ssh/id_rsa.pub file to:
root@server2:/...
7
votes
2
answers
1k
views
"ssh-agent dwm" started from .xinitrc, but environment variables are not set
I got an .xinitrc file with the following line:
# it will start my window manager
ssh-agent dwm
After that I got an ssh-agent process, but environment variables like
$SSH_AGENT_PID and
$SSH_AUTH_SOCK
...
6
votes
1
answer
2k
views
Failed to start chromium on a X-forwarded ssh connection
When I tried to start chromium, I had error messages :
$ chromium
X11 connection rejected because of wrong authentication.
[10139:10139:0321/173002.675673:ERROR:ozone_platform_x11.cc(234)] Missing X ...
6
votes
0
answers
703
views
How to forward GPG to a linux machine from Windows?
Here is my set up:
Windows 10 machine, my desktop PC.
Ubuntu 18 machine, this is my home server
Yubikey, has my private GPG keys on it
My work flow is as follows:
Plug in my Yubikey into USB port on ...
6
votes
1
answer
4k
views
SSH prompt a passphrase for no passphrase keys on Docker GitLab CI
With the following Dockerfile:
FROM nexylan/php-dev:7.1-alpine
COPY entrypoint.sh /
RUN chmod u+x /entrypoint.sh
ENTRYPOINT ["/entrypoint.sh"]
WORKDIR /code
CMD ["tail", "-f", "/dev/null"]
(The ...
6
votes
1
answer
1k
views
Intermingled input when using local gpg-agent from remote site
I'm starting a local gpg-agent on my Mac, with the extra-socket option. Then I connect to a remote site using SSH, forwarding the remote S.gpg-agent socket to the local S.gpg-agent.extra socket. This ...
6
votes
1
answer
5k
views
Running sshd in cygwin: "/var/empty must be owned by root..."
I installed OpenSSH on my Windows 7 system so I could tunnel my VNC into it from my Arch machine. However, when I run /usr/sbin/sshd -D on the W7 machine, I get the error: /var/empty must be owned by ...
6
votes
1
answer
958
views
Enable tty console login while "A stop job is running" (stop running forever, preventing shutdown)
A message like this one is often shown on shutdown:
"A stop job is running ..." (nfs mount)
This apparently even happens when the NFS server did not go away. But even if the connection to the NFS ...
6
votes
0
answers
3k
views
How to change to a different user after SFTP login
The goal:
Use local IDE (IntelliJ PHPStorm 9) to browse & edit remote files via SSH
The obstacle:
My user on the remote machine does not have permissions to read files, which are owned by ...
6
votes
0
answers
1k
views
X11 forwarding but open links locally
I have X forwarding between two machines. I doubt it matters, but the local machine is Windows running PuTTY and Xming.
Is there any way that I can click a web link on a remote application and have ...
6
votes
1
answer
4k
views
Making ChrootDirectory directory writable by SFTP user
If a user logs into a machine via SFTP, one can make use of ChrootDirectory keyword to give an illusion that user is in a root directory. But that directory is only writable by root user. I would love ...
5
votes
1
answer
9k
views
Disabling Keyboard-interactive SSH login
I am trying to disable Keyboard-Interactive login, as I only want key login, but it won't disable with the below sshd_config. I also have attached an edited ssh -v login to the server.
I have been ...