sudo - Execute a command with superuser privileges.

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2
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3answers
3k views

Run local scripts on multiple servers using sudo user through a script

I have about 100 remote servers. I want to manage all my servers using one terminal server to update , run commands with sudo privileges. I need to have one main script that takes another test script ...
1
vote
1answer
770 views

Allow user to see how many iptables rules are loaded, but not actual contents?

I want to allow user to check how many rules are present in filter table, but not able to view actual rules, is that possible? literally I mean iptables -L | wc -l (I know it's faulty), but sudo ...
2
votes
1answer
1k views

Passwordless sudo of a command containing a comma

I have a number of users of a desktop machine, who each have a folder on a remote samba server. I am trying to set up per-user mounting of these network folders following the instructions here: ...
0
votes
1answer
916 views

run 'service php5-fpm restart' without using sudo

I am integrating my cakephp projects using jenkins. Right now, I am exploring the use of Phing. There is one task where I need to run service php5-fpm restart So far I tried to do this manually. ...
1
vote
2answers
919 views

How to set Cmnd_Alias properly?

I have one script to allow for one user to run. The string calling it from the command line looks like ./script path/to/folder -a option='value' When I try to add it to the other commands in ...
18
votes
1answer
13k views

sshfs mount, sudo gets permission denied

I am using sshfs to mount a folder with some python projects over ssh to my ~/ directory. $ mkdir -p ~/mount/my-projects $ sshfs user@example.com:/home/user/my-projects ~/mount/my-projects I can ...
2
votes
1answer
126 views

sudo vs “rwx” access

I am new in Linux environment and I would like to know if rwx access on Linux file system can substitute sudo access to run a command. i.e.: I have the command abcd in /etc/init.d/ and I do have rwx ...
2
votes
1answer
536 views

sudo: ./server: command not found

I wrote a piece of software called "server" and I am trying to run it on a different linux box. The command I am typing is: sudo ./server I am in the directory with 'sever' in it, and it tells me ...
2
votes
2answers
3k views

How to allow www-data to create a folder without giving read access to the parent folder

I'm not exactly sure the right question to ask, so I'll try to explain what I'm trying to do. I have an internal web application (in PHP) that I want to be able to create a folder. The trouble is ...
2
votes
1answer
1k views

Sudo does not work in chroot

I would like to be able to use the sudo command in a chroot environment. I start the chroot as follows: chroot /debian-squeeze /bin/bash Now I'm logged in as root in the chroot. I can do su user ...
3
votes
1answer
534 views

Why can I only use apt-get when I use “su”?

Not sure what info you need here, if any. Just let me know. I have a proxy that bypasses the corporate net set in my profile file for both su and normal user. When I do a sudo or regular apt-get ...
2
votes
1answer
1k views

What is “ALL ALL=!SUDOSUDO” for?

The last line of the /etc/sudoers file is: grep -i sudosudo /etc/sudoers Cmnd_Alias SUDOSUDO = /usr/bin/sudo ALL ALL=!SUDOSUDO why? What does it exactly do? UPDATE#1: Now I know that it prevents ...
1
vote
1answer
1k views

add members of wheel group, sudo access

On Fedora15, following this wiki, I added a user to wheel group, which is already in the sudoer config file. but still I get not-a-sudoer error prompt. Should I specifically name every member of a ...
1
vote
0answers
674 views

gkSudo Error no matter what I do

I don't know why, It wasn't happening yesterday. Was it because I turned the machine off and back on again this morning? Anyway here's the error. GkSudo won't run anything at all now. (gksudo:3262): ...
0
votes
1answer
4k views

How to use sudo in Fedora?

I use to be a fans of Ubuntu, when I want to execute a command as root user, I do this sudo blah_blah_blah. But in Fedora 16, it doesn't seem recognize this command. Any clue on this?
0
votes
2answers
451 views

sudo: script launched from another script won't redirect standard output

I'm using AIX 5.3 with sudo 1.6.9p23. Sudoers file grants user fcomartin permission to run any command as user oas: fcomarti ALL=(oas) ALL User oas has a bash script called menu, which launches ...
1
vote
1answer
866 views

Can I get correct $PATH when executing sudo -u db2inst -sh “db2”?

I need to run sudo -u db2inst1 sh -c "db2 connect to db; db2 set schema Edumate; db2 \"select * from edumate_settings\"" but I don't want to specify absolute path to db2 If I run sudo -u db2inst1 sh ...
3
votes
2answers
521 views

How do you automatically elevate an automatic task to root privileges or is there an alternative approach?

I'm trying to write, in essence, an automatic deployment script for use by our development team and I know I can set up SSH to use keys so that I can automatically authenticate via key instead of ...
5
votes
3answers
293 views

Are sudo and gksudo safe?

I noticed after running a sudo command in terminal or running a administrative application that uses gksudo, it won't ask again for the password for a time (something like 5 minutes). Now let's ...
1
vote
3answers
2k views

How to change shells via script?

I have to repeat following operation a lot of times, hence I want to automate it. sudo su tcsh cd $workDir Here $workDir is set in ~/.tcshrc. I tried writing two shells scripts. Script1 is temp.sh ...
2
votes
2answers
447 views

Finding root password

I installed a Ubuntu and it only has a user. I can login to the system without login. It doesn't ask me for un/pwd. but when I am in, and I want to run some commands as root (sudo), it ask for ...
0
votes
1answer
1k views

log into ec2 using SSH but sudo prompts for password

Have an EC2 instance. Connect via ssh. Can navigate through directories. When I try to use a sudo command, I am prompted for a password. ubuntu@ec2-ip-address:/etc$ sudo su root [sudo] ...
8
votes
2answers
24k views

How do I find out if I am sudoer?

How does Linux system behave when I am not sudoer? Here is what happens if I try to use sudo: server:/tmp>$ sudo cal [sudo] password for user: Sorry, try again. Is it possible that I just don't ...
6
votes
1answer
1k views

Only one file name allowed error

Sometimes I forget to do sudo vim and open files to which I don't have write permission. I saw this post and it was really helpful. When I did :w !sudo tee % it asked me for a password and then the ...
2
votes
2answers
441 views

Why sudo timestamp is not updated when NOPASSWD is set?

I've set up sudo not to prompt for password by editing the sudoers file: myuser ALL=(ALL:ALL) NOPASSWD: ALL And it works fine, running sudo with no password prompting. But when entering sudo -v I ...
3
votes
3answers
862 views

How can I use `sudo` with a command, but still “be myself”?

My SysAdmin is requiring me to use sudo to run a certain script. This script (depending on which subcommand you pass in as an argument) connects to another machine using ssh keys, but this is ...
1
vote
2answers
5k views

X11: Client not authorized when calling with sudo [duplicate]

Possible Duplicate: Can I launch a graphical program on another user's desktop as root? I'm trying to do the equivalent of: $ sudo -u myuser DISPLAY=:1 xterm However, it give me the ...
5
votes
1answer
10k views

Tracking what commands were executed after sudo to another user

I have provided sudo to ten users to become another user like nsup. I want to track which user executes which command after they become nsup. If there is a way to store the log files in a common file ...
12
votes
1answer
15k views

Why does cron silently fail to run sudo stuff in my script?

I have a script run from a non-privileged users' crontab that invokes some commands using sudo. Except it doesn't. The script runs fine but the sudo'ed commands silently fail. The script runs ...
4
votes
1answer
238 views

Emptying a directory owned by another user weekly

I have a temp directory set up where users can place whatever files they need to send to other users via HTTP. The owner of this directory is an SFTP user, and cannot run cron jobs. I have one shell ...
19
votes
4answers
1k views

How universal is sudo?

I was writing some instructions on how to install something (TeX-related - if you don't ask, I won't ruin your day by supplying more details) and used sudo to install system-wide. Someone commented ...
2
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0answers
773 views

Sudo yum permission denied Fedora 17

On Fedora 13, in /etc/sudoers I used to have a line: Cmnd_Alias SOFTWARE=/usr/bin/yum and then for a user that would have the privilege of installing his/her own RPM packages, an entry like: ...
4
votes
2answers
824 views

Running programs as root with my own password in Scientific Linux/Red Hat/Fedora/CentOS

In Debian-derived Linux distros, if you are not root but are authorized in /etc/sudoers, GNOME will ask you for your own password to allow privileged operations. However, Scientific Linux asks you ...
1
vote
3answers
745 views

How do I execute a newly installed application with Sudo?

I have just installed an application on my Amazon EC2 instance called sshpass. I am having trouble getting it to work properly ( although, it works correctly on a non AWS instance ). I've read in ...
1
vote
3answers
3k views

Root permission - username ALL=(ALL) ALL does not work

I'm a beginner. I'm trying to give my user root permissions, so I edited the sudoers file like this: black ALL=(ALL) ALL "black" is my username. But I still don't have root permissions, and ...
3
votes
3answers
473 views

Prevent users from killing processes that they own

I have started some processes (window based) from user's .bashrc file. I want to prevent users from killing those processes. Is there a way to transfer the process to superuser so that a normal user ...
4
votes
2answers
17k views

Execute shell script from php, as root user?

Need to execute the following line from PHP: $res = shell_exec('sudo sh /home/nicklas/cronjobs/make_account.sh username password'); The problem is nothing happens on execution. If i try to ...
4
votes
3answers
3k views

Automate login with sudo and su

I know the security risks, but I am performing this experiment/exercise on an old, seldom used *nix machine I have laying around the house. So doing this exercise will not bring any security risk to ...
0
votes
3answers
83 views

how to access homedir by root user

I want to access root user's home directory /root/. However following commands dont lead me to the root directory. sudo -s cd ~ It leads to the home dir of regular user. How to access /root ...
2
votes
4answers
4k views

Allow paswordless user to change to another passwordless user

I have two users dev and tomcat neither of them have a password. How can I allow dev 1 do su - tomcat without having him having to enter any credentials? 1 connects with ssh keyfile
4
votes
2answers
999 views

Why is `sudo pkill -HUP -f “nginx: master process”` returning code 129 and no output

I'm trying to trigger a reload of the Nginx master process by using pkill and sudo. The server reloads fine, but I was just curious if anyone knows why the command sudo pkill -HUP -f "nginx: master ...
4
votes
1answer
1k views

Keep kerberos ticket across sudo invocation

On a regular linux machine, when I use sudo -s as a normal user, I become root but HOME still points to ~user, so every admin has his own environment etc. (this is without env_reset or always_set_home ...
7
votes
4answers
18k views

How to restrict to run commands in specific directory through SUDOERS?

I can configure sudo (via the sudoers file) to allow a user to run the chown and chmod commands on any file or directory in the system. However, I only want to grant a user permission to run these ...
0
votes
4answers
152 views

Trying to setup sudo user

I'm trying to setup sudo with no password but still I get prompted for password. I'm using Ubuntu, here is the relevant line from the sudoers configuration file : gandalf ALL=(ALL:ALL) NOPASSWD: ...
3
votes
2answers
2k views

How to solve sudo: unable to execute /bin/ls: Argument list too long

When I run this command from php sudo -u db2inst1 ls -t /var/lib/edumate/bdrs/*/*/daily/*NODE* | sort -r I receive sudo: unable to execute /bin/ls: Argument list too long ls lists all daily backup ...
6
votes
1answer
9k views

Allowing a user to use sudo without a password

On a sandbox VM environment, I have a setup of Ubuntu Linux which is firewalled and cannot be accessed from outside the local system. Therefore, on that VM, I'd like to give the administrative user ...
4
votes
1answer
819 views

How to run this in sudo?

I have this line that I execute from php sudo -u db2inst1 -s -- "/opt/ibm/db2/current/bin/db2 connect to PLC; /opt/ibm/db2/current/bin/db2 \"update EDU.contact set MOBILE_PHONE = '123'\"" it works ...
2
votes
2answers
3k views

SFTP and sudo using Windows client?

I want to download files from a linux system using a windows client. While there are many SFTP clients I am having the problem, that I need to access files where I need to be root. On the linux system ...
3
votes
2answers
6k views

SSH + Sudo + Expect in Bash script: Run command with sudo in remote machine

I am trying to automate the deploy of some .deb packages with an script. I want to execute sudo dpkg -i $myDeb.deb in a list of remote machines I can access with ssh. I've tried to automate the ...
2
votes
2answers
359 views

Kubuntu - GUI context menu sudo/root

A couple of years ago I found something in a package manager that added a context menu item that allowed me to open files and save them normally without being harassed about file permissions. Can ...