Questions tagged [linux]

A family of Unix-like operating systems using the Linux kernel. If your question is about a certain distribution only, use a more specific tag.

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Transferring files from Windows to Ubuntu on the same machine

I work with PCs. So I installed Ubuntu on a Windows machine as I was told that I need a Linux system to be able to analyze my data. I have a file in a folder on this machine that I need to use Linux ...
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Set Linux terminal foreground color prior to login

I'm wanting to set the foreground color of a Linux terminal (outside of any GUI). I'm using Gallium with its multi-user target, which opens straight to the terminal rather than the GUI. I've tried a ...
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Do Wayland "windows" really have no decorations or ways to position/resize them?

I have been experimenting with Wayland by writing some simple programs that render some basic OpenGL stuff to an EGL surface. This all works great, but I've noticed that when requesting a surface/...
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How to route VPN traffic through two gateways?

I would like to be able to establish a VPN tunnel from the internet to my OpenVPN server on address 192.168.1.45. My home network setup is a bit complex since I am using a Raspberry pi as a gateway to ...
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How to enable server support form the source of openvpn?

I know downloaded installation from yum that can support server mode,but I'd like to set up a manual server mode.I install openvpn form the source openvpn-2.5.4.tar.gz with following commands:./...
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Why am I seeing these traceback and Python related warnings after I installed Ubuntu

When I turn on my computer I always see this notification in a big window, but I don't know how to fix this. I've tried several times to fix this, but the problem remains and I don't know what else to ...
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running applications with restricted view of root filesystem in linux

I am new to the domain of running Linux application in secure contexts, such as jails. I am seeking to run a desktop environment, on a Linux system, that has essentially the same capabilities as such ...
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Provide internet access (e.g. www.google.com) on old device with static IP and only ethernet (by connecting to Linux laptop's ethernet port)

My situation is as stated in the picture below. I have a static IP device that has an Ethernet connection to my Linux laptop (which has wireless connection to my router with internet). I have tried ...
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Install gnome-shell extension on command line?

I'm looking for a way to reliably install gnome-shell extensions on the command line. At the end of the day, I'd like to have an Ansible playbook. As an example, I'd like to install custom-hot-corners-...
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Compute checksums for a random selection of files whose names are listed in a file

Let's say I have a file named list_of_files.txt where each line corresponds to a file on the disk. For example: dir1/fileA.ext1 dir1/subdir1/fileB.ext2 fileC.ext3 dir2/fileD.ext4 fileE.ext5 I want to ...
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Is fate.ffmpeg.org [195.154.232.35] port 22 closed?

SZV1000266228:/usr1/wujian/ffmpeg_master # ssh -v -i ffmpeg_sshkey/ffmpegkey fate@fate.ffmpeg.org OpenSSH_6.2p2, OpenSSL 0.9.8j-fips 07 Jan 2009 debug1: Reading configuration data /etc/ssh/ssh_config ...
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Is there a way in OpenVPN to change the VPN server ip or location and this can be done on my system using OPENVPN

So I am in need to some info about openVPN that allows to change VPN server Ip or location. The idea basically is if there is a way to change VPN server location and restart openVPN in my system so ...
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How can directories have only 1 hard link?

When doing ls -al, the second column (just after the permissions) is the number of hard links. For files, I find this clear. My problem is with directories. I read that it is not possible to create ...
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linux copy symlinks and their hierarchy

Say I have the following structure: root | \ dir1 | | \ | libfoo.so.4.2 | libfoo.so.4 -> libfoo.so.4.2 | libfoo.so -> libfoo.so.4 JunkThatShouldntBeCopied dir2 I would ...
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Get kubernetes pods to take on a specific identity / role / job once started

What I am presenting here is a simplified version of my setup and the syntax is wrong. I have a list of high level "agents" that I want to deploy as pods on a kubernetes cluster. Some nodes ...
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SD card not detected with Raspberry Pi imager on Chromebook

I decided I would install the Ubuntu server on the Raspberry Pi. I have the Raspberry Pi imager installed on my Chromebook, but when I insert my micro SD card in the Chromebook’s SD card slot, the ...
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Troubleshooting iSCSI targets that should be identical

Somewhere along the way in my development I must have made a typo and cannot determine where it might be. I have been setting up iSCSI targets on a server laptop, with an external SSD containing ext4 ...
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Cannot get IP on cloned VM LINUX7,8

I have cloned a virtual machine running RHEL 7 and 8. I am not getting an ip address After cloning the virtual machine, networking no longer functions. The ifconfig command does not show the network ...
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is there any opensource VPN with library that can be use to do say changing public IP address of system from my program running on [closed]

I like to create an application that runs on my system that using open source vpn . and I need from the vpn a C library that I can use in my application to change public ip address and restart the vpn....
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How to migrate a Debian DOS partitioned VM to GUID for partitions > 2 TB

we have a outdated Debian 10 VM with DOS partition and 2 * 2 TB Partitions. How is the elegantest way to migrate to Partition schema GUID so that we have one 4 TB Partition and optionally make it ...
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vgscan only shows incomplete list of volume groups on RHEL 7

df reports that there are 2 volume groups, vg_root and vg_data: [frodo@gandalf ~]$ df -h Filesystem Size Used Avail Use% Mounted on /dev/mapper/vg_rootvg-lv_root ...
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Poweredge T320 corrupt GRUB

I've installed Debian on a Dell Poweredge T320 to use as a home server. It's been up for over a year now. Last reboot it would not boot as apparently a kernel update apparently breaks grub, and ...
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Arch linux freezes when unplugged

I have a dual-boot of Windows 11 and EndeavourOS, The problem occurs when I unplug the charger it freezes after some time not immediately, but this does not happen when the pc is plugged in. I have ...
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K8S Linux Server not responding after a day

I'm running arch Linux on an i3-2100 @3.1GHz with 8GB of RAM as a server with microk8s. The server runs a couple of pods like bind DNS server, certmanager, hashicorp vault, ldap, radius, keycloak, ...
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Where does the process accounting feature pull data from?

I recently discovered the process accounting feature in Unix systems. Basically it appears to be a legacy resource usage recording system that was just never removed. Since the dawn of time (actually ...
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Looking for a command line IMAP client [closed]

I am searching for a command line IMAP tool on Linux, which I can use for scripting. I remember, I once had a tool with some .rc file where I put my IMAP server's credentials in. Then I was able to ...
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auditctl - file being created on server

I have a situation which I need help with. I appreciate any feedback and help. a file wp-signups.php is being created automatically in public_html. If I deleted the file, it is instantly recreated. I ...
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Firewalld, opening all subnet for zone

Another question about firewalld, I need someone to explain this to me in simple words, because I read countless posts and I don't know what's happening here. I've enable the home zone in ...
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VPN connection to Debian 11 Bullseye libreswan server established but not working

I have a problem with my VPN connection using libreswan and xl2tpd. On Debian 10 Buster it works perfectly, and when I connect to https://whatismyipaddress.com/ , I see that the packets are routed ...
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How can I have a bot client download and execute a shell script from a C&C server? [Beginner]

I am new to this whole cybersecurity ordeal.I bought myself a book (Ethical Hacking -A hands-on introduction ISBN 978-1-7185-0187-4) to dip my toes in and see if I like it, I'm decently tech savvy but ...
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How to install Node.js into a Javascript IDE Flatpak

I installed the Flatpak for Webstorm (a Jetbrains Javascript IDE), known as com.jetbrains.Webstorm from Flathub. The pack itself comes with no binaries or development sdks, solely the ones needed to ...
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Is there any program for linux that can display its screen as a usb output [closed]

I need a way to use my linux desktop as a virtual camera for another device I need everything displayed on the screen to be used as a virtual camera on another device
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Trying to passthru my RTX 2080 ti to a Windows 7 x64 bit vm using virt-manager on Ubuntu 21.10 : it gives error 12

I would like to virtualize Windows 7 x64 bit passing through my graphic card (rtx 2080 ti) with qemu-kvm on Ubuntu 21.10. It's failing for me,so I'm trying to understand what's wrong. After several ...
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How to enable WiFi on Dell Latitude E6330 running kali Linux?

I recently received a Dell Latitude E6330, installed Kali Linux on it, and found that the WiFi was not working. The computer I am writing this on has Kali, and the WiFi is working fine(Obviously). I ...
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Linux - resize boot partition

[If this has already been asked/answered, I didn't see it. Please just direct me to the answer. Thanks!] I want to increase the size of my boot partition. If I copy the drive to another one, can I ...
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1answer
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Host apps same port different URLS

I have an application that is listening on a predefined port. I have configured it to use port 443, so that the user can just connect to a url. Now I would like to have two instances of them running ...
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any way to use super+scroll up for changing the workspace in Xorg like wayland?

super+scroll up not changing the workspace when using Xorg instead of wayland. anyway to fix/change? *need to use Xorg as wayland don't allow to cast full screen normally. If there's a way to cast ...
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Encrypted boot partition is automatically decrypted at boot

I have a question concerning the behavior of decrypting encrypted devices at startup. I am using two different installations of Debian 11. One is a headless server installation without any GUI and the ...
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How do I install a .deb file silently and automatically?

OS: Debian 11 My goal is to install a .deb file silently and automatically from a bash script. The command I am running inside a bash script is sudo apt install -y ./*.deb I get this screen Yes, I ...
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ifconfig -a is showing br-ba165999130f instead of eth0 (ethernet works)

I have my PC connected to the router using a cable and I also connected a WIFI USB TP-LINK. Just checking ifconfig -a and I noticed there is no eth0 interface. Instead, the first one is called br-...
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error during downloading GFS data

An error occurred during downloading the GFS data today, the error was: --2021-12-04 07:00:05-- https://ftp.ncep.noaa.gov/data/nccf/com/gfs/prod/gfs.20211204/00/atmos/gfs.t00z.pgrb2.1p00.f000 ...
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how to allow packets for WS-Discovery

I have a linux machine with ufw firewall, a program runs WS-Discovery that works as intended when ufw is disabled but fails to return anything when it is enabled, what I tried without success: _ ...
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Sending FreeBSD script output by email loses format (left aligned and right aligned in one line)

every day I am running a script on my router to check the traffic usage of a specific server. The script is working fine and with this output part of the script, I get following result: #Give output ...
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[SHELL SCRIPTING SMALL PROJECT]

I am currently trying to complete this shell script for a small project I have for my class. I'm lost as to how to go about this problem. Here is the prompt and what I have so far... What I have so ...
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Ubuntu Server Font Anti Aliasing

I have looked every where for this but couldn't find a fix, I installed ubuntu server 20.04 x86 on VirtualBox Specs But I noticed that the text looks extremely sharp (Aliased) in the terminal I know I ...
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Arch linux not showing up in grub bootloader entries

so I was installing Arch Linux the other day because I want to do soem linux ricing yes. I did a successful install on my old lenovo legion y7000 laptop but it is not my main device and I want Arch ...
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"/bin/sh: 1: Syntax error: redirection unexpected" in crontab's outputs

In crontab I have this job script : 0 5 * * * /home/user/job_h.bash > /home/user/log_h.log > 2&1 where the job_h.bash contains : #!/usr/bin/env bash set -e source /home/user/pyenv/test/bin/...
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Can I copy all users and passwords from a host machine to a docker running on it?

I want to create a docker on some machine with pre-configured users and passwords. If I copy or mirror some files into the docker container, will the users be configured there as well, with their same ...
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Unable to find package for cockpit-ovirt-dashboard on CentOS 8

I’m trying to install oVirt on CentOS 8. According to official documentation it is supported on CentOS and RHEL, and should be installed through Cockpit. The command given is: sudo yum install cockpit ...
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Fake user on SSH server restricted to using only some commands

I am trying to make a fake user (a user that can be logged on from SSH but does not exist on the system) that has some restrictions (for example they can only use one command and when they do another ...

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