Questions related to the sudo command that allows users to run programs with the privileges of a different user (normally the root user).

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3
votes
1answer
42 views

Switching User From A sudoer to Bash to Root

On someone's ubuntu VPS I created a user, added them to sudo and logged in. Figuring I didn't need the root password anymore, I got rid of it. Then for whatever reason I felt I needed to go back to ...
0
votes
1answer
46 views

Sudo doesn't recognize correct password [duplicate]

I tried changing my sudoers.d file to remove authentication from my pc by typing %admin ALL=(ALL) NOPASSWD:ALL without using visudo. However, after doing that anywhere where the sudo command is used, ...
19
votes
4answers
965 views

How to enter password only once in a bash script needing sudo

Data I want operator users on this machine to mount their own cifs shares The sudoers file already contains the /bin/mount -t cifs //*/* /media/* -o username=* command for all operators I want the ...
1
vote
1answer
43 views

How to install PostGIS on Ubuntu 14.04?

I tried: gsamaras@gsamaras:~$ sudo apt-get install postgresql-9.1-postgis Reading package lists... Done Building dependency tree Reading state information... Done E: Unable to locate package ...
1
vote
1answer
30 views

Perform sudo with different password? [duplicate]

Can I perform 'sudo' actions with different password other than my login password? Is there any way to achieve this?
0
votes
0answers
17 views

oracle 11g database installation [duplicate]

Am new to Ubuntu. I have been trying to install oracle 11g expres. But am defeated.Would someone please guide me on how to install and set up oracle 11g for database application on Ubuntu 14.04 Thank ...
0
votes
0answers
26 views

iniparser: cannot open /etc/security/pam_winbind.conf

Each time I type a sudo command I get this: iniparser: cannot open /etc/security/pam_winbind.conf What's this error and how can I get ride of it?
0
votes
0answers
45 views

Add domain user into sudouser file failed with Ubuntun 14.04 TLS

I ran into trouble with sssd and sudoers file. My domain name is rd.mydomain-rp.com and the domain netbios name is rp-rd After configuring sssd the domain users can login to the linux system but the ...
0
votes
0answers
289 views

sudo: ./ : command not found (when you change the directory)

I am trying to launch a .iso,the program launches -when the image is mounted- using sudo ./run. As I just extract the iso and attempt to launch it, it says: sudo: ./run : command not found (the ...
3
votes
0answers
64 views

I locked myself out from using su or sudo. I'd like to understand what I did there

In an attempt to increase the numer of files my domino server is allowed to handle, I changed /etc/security/limits.conf, adding following lines. notes soft nofile 60000 notes hard nofile 60000 ...
0
votes
1answer
38 views

I messed up permissions in home folder I can not login

Some time ago I had this problem and I found a workaround by issuing following command sudo chmod 777 /dev/dri/card0 and leaving me with this bug. I have been struggling to fix it for a week. ...
0
votes
0answers
22 views

Sudo: chronic authentication failure on X operations

Sudo works fine from the command-line, but I've never been able to get authentication to work right when a GUI asks for it. Starting X apps from the command-line w/sudo sort of works, but causes weird ...
0
votes
1answer
13 views

sudo start program as user with encrypted home

I am logged in as user1 and want to start a program1 with sudo user2: sudo -u user2 program1 But home of user2 is encrypted. So program1 exits because it can't write to it's settings folder. How ...
1
vote
3answers
129 views

Can sudo command only be used in ubuntu?

This is a curious question only. Does anybody know if other distributions need sudo to login as root. The reason I am asking is because I have Virtualbox installed in my ubuntu desktop and I have ...
1
vote
1answer
29 views

How to set the correct permissions between development and production

DEVELOPMENT On my development server I have an Ubuntu user named user1. When user1 runs PyCharm (user1 must run a Django app) as sudo then the app at a later stage is required to create a folder ...
1
vote
1answer
64 views

How to fix sudo due to pam error

The short story is that I can SSH into my device with the a username and password that should be in the superuser group (so I should be able to sudo su). The problem is that I was trying to increase ...
0
votes
0answers
31 views

Can't use sudo command [duplicate]

I installed a VirtualMachine of Ubuntu 14.04 for university. (Which made me rage by itself a couple of times.) Now, I want to make the Virtual Machine - or the Linux OS, for that regard - actually ...
0
votes
2answers
63 views

How GUI based apps ask for root password without gksudo installed?

In old ubuntu releases, I believe, GUI apps ask for root password using gksudo. Now gksudo not comes preinstalled in ubuntu. For me, if I am adding a custom launcher of a compiled executable which ...
34
votes
1answer
2k views

Why do some programs running from Terminal using '&' close when Terminal does and others do not?

I was just wondering, for instance when I launch qtox with: qtox & And then close Terminal, qtox closes with it. However when running etherape using: sudo etherape & Closing Terminal ...
1
vote
0answers
21 views

error while entering super user mode [duplicate]

I would like to install git but when I type the command: sudo apt-get install git I am getting the error: iiit is not in the sudoers file. This incident will be reported. The output of groups ...
0
votes
0answers
49 views

How to use sudo update-alternatives properly?

I'm trying to run this commando: sudo update-alternatives --install /usr/bin/java java/usr/local/java/jdk1.8.0_66/bin/java 1 But it says: sudo update-alternatives --install /usr/bin/java ...
0
votes
0answers
62 views

Script runs as root but not with sudo

I am working with a Raspberry Pi and I'm trying to run a script that accesses the GPIO pins. To access these pins you need to be in root or prefix the command with sudo. The script also needs to ...
2
votes
2answers
71 views

Can I open a file as root by just using the right click menu

Opening file as root is possible with sudo. But, how to right click a file and make it run as root ? I am using nautilus.
2
votes
2answers
37 views

I'm a complete noob and I installed Ubuntu 14.04 LTS

How to add all repositories to have all software packages available for Ubuntu - like restricted, universe and multiverse and ppa via terminal commands?
1
vote
1answer
41 views

Permission not granted for creating file in /home [duplicate]

I am new to Ubuntu. I want to create a new dir in /home, lets call it myDir, and then I want to create a .txt file that outputs the current date. All these through terminal comands. So, to be more ...
0
votes
0answers
38 views

sudo -u not working

on my vps apparently sudo -u is not working correctly I want the Web server (www-data) to run a script as user teeworlds and in the context of this user the script output www-data@minecraft:~$ sudo ...
1
vote
0answers
34 views

How to know my sudo password? [duplicate]

I am really new to Ubuntu. I had it installed without me knowing what were the username or password. Now, I am trying to install skype, but ask me for authentication. I have read instructions on how ...
2
votes
3answers
52 views

Working without typing “sudo”?

Please leave all security words beside. I'm the only one who has access to Ubuntu server and I login to it only when I have something to work with system administration. So I know what I'm doing and ...
0
votes
0answers
18 views

Executing program in non standard path from terminal

Recently, i created a personal folder for my data 'lroot/usr' to put in all my bin, lib and other stuffs. I linked it in the PATH. Beside, to install programs directly inside my folder, i do use dpkg ...
1
vote
1answer
134 views

Wine on ubuntu 14.04, i'm a noob?

I tryed to install wine 1.6 from terminal but I always have this error, can someone help me?? giovanni@giovanni-X551CAP:~$ sudo apt-get install wine1.6 Reading package lists... Done Building ...
0
votes
0answers
23 views

Everytime I run a sudo command, the warning comes : sudo: unable to resolve host XXXXX [duplicate]

Some weeks ago, I just changed the apperance of my terminal by making it colorful. It was said to change a particular line in the bashrc file by opening it using this command gedit ~/.bashrc. After ...
1
vote
3answers
94 views

How to check if running as root? Not asking for sudo

I am a new Ubuntu user and am still getting used to the OS. I have been using it primarily for local testing of a site that I am developing. I downloaded the LAMP stack for this. When I first ...
0
votes
1answer
34 views

“Password for root” prompt on a sudoer

On an Ubuntu 14.04 LTS system, I get a prompt of "Password for root" when logged in as a remote directory user (sssd). My user account is configured as a sudoer, both directly and via a group (from ...
0
votes
0answers
75 views

sudo can't find module rospy

I am using ROS (robotic operating system) on a raspberry pi running ubuntu and trying to setup a simple talker/listener. My problem is that then I need to run my script as root to access the GPIO ...
0
votes
1answer
66 views

Ubuntu's terrible trash [duplicate]

I've got 18.5 GB of trash in my trash, I've tried emptying it, but it won't work, even when I navigate to trash folder as root within nautilus.
0
votes
1answer
54 views

Why does`sudo su -` still try to execute terminator?

I've recently had a problem with the shell-emulator terminator which lead me to uninstall it. Now when I type sudo su - I get the following response: Cannot execute /usr/bin/terminator: No such ...
0
votes
0answers
17 views

How to customize sudo users for commands and paths? [duplicate]

How can i customize the "sudoers" file so that sudo user can use specific commands (or to be blocked from using specific commands), and to enable sudo on some directory paths?
1
vote
1answer
80 views

How to kill X server using a key combination? [duplicate]

Is there a way to kill the current X server using a keyboard combination? Is it possible to do so without having sudo permissions?
0
votes
3answers
94 views

sudo apt-get Install? [closed]

I'm trying to install software on my Linux machine (14,04 Ubuntu). Is this the general syntax to write in terminal follow by file name to install anything downloaded. Assuming it is already in my ...
0
votes
1answer
57 views

Ubuntu Password Problem

I was working on my system when suddenly I was no longer able to use the sudo command. It was acting as if I was not entering the password correctly. I rebooted and found that I cannot log into my ...
0
votes
0answers
17 views

Temporary Failure Resolving Security Ubuntu

I have not been able to do sudo commands, so I went into recovery mode and tried to update my software. Updates were found, but when I tried to do them, I got an error saying: Temporary failure ...
0
votes
2answers
31 views

Hibernate pc at certain time via terminal

are there any commands via terminal such as Sudo shutdown -P 60 ? something like this but i need it to hybernate instead of shuting down. any ideeas?
1
vote
1answer
68 views

How to install the “sudo” command? [closed]

I am trying to install a program on my Linux computer using this command sudo sh/arb_installubuntu4arb.sh and the error message is that it does not know the command sudo. How can I fix it?
0
votes
1answer
51 views

sudo service status message missing in ubuntu 15.04

i made an update to ubuntu 15 i dont get status messages of the service system anymore. On the old ubuntu 14.04 when i did: $sudo service apache2 restart * Restarting web server apache2 ...
10
votes
5answers
1k views

Security risk in everyday use of an admin account (not root)?

The only thing that distinguishes my admin account from normal accounts is that my admin account is a member of the sudo group and can run sudo. Is it any less secure to use my admin account for ...
4
votes
0answers
107 views

Not allowed to delete a encfs-encrypted empty folder

I have an encfs-encrypted folder and just cut the content of a subfolder of it and pasted it into another folder outside the encfs-encrypted one. While doing that, I got an error message, saying that ...
0
votes
2answers
242 views

sudo command not found

I'm new to this. I'm trying to install apache2 on an Ubuntu 15.04 server. Running as root. But when giving the command: $ sudo apt-get install apache2 -bash: sudo: command not found Can anyone ...
1
vote
0answers
42 views

sudoers problem

I'm using Ubuntu Mate for my raspy. I'm using my raspy to run a program 24/7, which requires to be started with sudo. Because I don't want to do this manually, I added a script to "startup ...
0
votes
1answer
32 views

Cannot login to Ubuntu, Pkexec and sudo isn't working

I am completely new to Linux and I just realize that what I have done is extremely screwed up. I was run around finding a way to get some installing package on my machine to work out. Unfortunately, ...
4
votes
1answer
68 views

Removing PPA causing GPG error

When I run sudo apt-get update I get the following error: W: GPG error: http://download.opensuse.org ./ Release: The following signatures were invalid: KEYEXPIRED 1436387333 How can I locate ...