root is the default administrative account for Unix-based systems. It is comparable to the Administrator account of a Windows system.
-9
votes
1answer
38 views
When I am root, how do I run one command as user “pi”? [closed]
When I am root, how do I run one command as user "pi"?
Distribution Wheezy.
0
votes
1answer
19 views
visudo changes not taken into account
I added three lines to my sudo configuration, using visudo.
User_Alias INSTALLERS = myusername
Cmnd_Alias INSTALL_CMDS = /bin/yum, /bin/make
INSTALLERS ALL = (root) NOPASSWD:NOEXEC: INSTALL_CMDS
...
0
votes
4answers
82 views
The opposite of su: run a command without root privileges
I'm writing a shell script where most commands don't require root privileges.
The script should be ran by the administrator. But I would like to be able to "su" to a normal user account for the parts ...
0
votes
1answer
41 views
How to run sudo without Sudo installed
I do not have sudo installed on my machine, but I have a third party program which runs as different user other than root and tries to execute sudo command. Is there a way to enable this program to ...
-1
votes
3answers
47 views
Root access issue from localhost [closed]
I have a strange root access issue - I'm able to login as root via SSH but I'm not able login to the physical machine via terminal.
Some more info:
- running CentOS 6.4
- password authentication ...
0
votes
2answers
49 views
How do I resize full root or swap partitions in RAID?
It all began a couple weeks ago:
When I try to use vi I get "E297: Write error in swap file
$ echo "test" > test produces -bash: echo: write error: No space left on device
My bash history is ...
2
votes
3answers
111 views
Why should I never run software as root, yet it is frequently recommended to give an account root-access to run software? [closed]
I am a long time technical professional but 100% of my work has been within a Windows environment. I have a pretty good level of understanding of many of the technical issues such as user account ...
0
votes
1answer
19 views
What do I need to change in /etc/apache2/sites-avaible/default?
As in when I check my website at domain.com to show the configuration of wordpress if it's unzipped cause right now when I check it it shows Index of / and my site is in /wordpress.
Thanks for any ...
2
votes
1answer
31 views
Effect Locking a user account with a UID of 0
Currently my organization has in it's linux configuration two accounts with a UID of 0 - Root and Root2. If we were to set a failed login attempts setting for the Root2 account, and the account were ...
0
votes
0answers
160 views
I changed my password and now I can't ssh in [closed]
I changed my password using the passwd command as root user and now when I try to ssh in to the server it says permission denied. Is there any reason why my new password would not work? I can't really ...
0
votes
2answers
41 views
How to reset root password CentOS (domU) hosted in Xen?
Need help on resetting root password of a CentOS which is a guess OS (domU) in XEN. I already tried to get to grub but it doesn't display or maybe using a different grub (pygrub). Thanks in advance.
0
votes
2answers
45 views
Lost root access possibility /sbin/nologin [duplicate]
I accidentally edited the file /etc/passwd on my server in the following way:
root:x:0:0:root:/root:/sbin/nologin
Now I can not login as root. When I enter the su command, Cannot execute ...
0
votes
2answers
32 views
Setting up LVM Volume Groups… hang
My Debian 7 System dosn't boot anymore. The boot stop with a kernel message like thisMy Debian 7 System dosn't boot anymore. The boot stop with a kernel message like this:
[.....] Setting up LVM ...
0
votes
1answer
58 views
Allowing root login on sftp while disallowing it over ssh?
For security I only allow a dummy user to log in via SSH on my CentOS 5.8 server, for this I added:
AllowUsers dummyaccount
When accessing my server I then login with the dummy and use su - to gain ...
1
vote
3answers
63 views
Security advices - ssh root access login
I'd like to have some advices on my case:
I have a server with a public ip address. I have a root user with password. I have turn off (in sshd) PermitRootlogin = No
Questions/tips/advices:
How can ...
3
votes
1answer
66 views
Where I work everybody logs in as root
This is my second question.
I have a little experience concerning linux and unix.
I have used many distros since suse 6.4, solaris, ubuntu, mandriva, fedora and many more..
I have read some ...
0
votes
4answers
86 views
Linux utility to monitor for stupid / likely ill-advised commands
sudoing adds a little bit of a roadblock to doing potentially stupid and dangerous things in the Linux shell, but it is a meager deterrent to newer Linux users. Still, many users login as root or have ...
0
votes
1answer
108 views
mount cifs permission denied
Hi I have tried to mount with three ways for all of them I got the same error.
1)
sudo chmod 777 /estore
sudo mount –t cifs -o user=domain/username%MYPASSWORD,noserverino //domain /estore
2)
sudo ...
0
votes
2answers
77 views
automysqlbackup - dumped files permissions
I'm using automysqlbackup, here is the default cron entry created
#!/bin/sh
test -x /usr/sbin/automysqlbackup && /usr/sbin/automysqlbackup
My files are stored here
...
1
vote
1answer
57 views
Allow normal user to run PHP script as root using SUDO
How can I allow a normal user on Ubuntu to run php scripts?
sudo php /path/to/script/script.php
Basically the script needs to be run as root but the users does not have root privileges on their ...
-1
votes
1answer
77 views
Exim spaming errors to log and doesn't send mail to several domains
I have a server with CentOS 5.6 installed on it.
It has working mail server of exim + dovecot + mysql + roundcube.
My log file /var/log/exim/main.log is already of 3 Gb and continues to grow. It ...
8
votes
4answers
466 views
root full Linux. No free blocks
df -h reports the '/' partition to be 100% full.
While running du -hs * on each directory of this partition shows there is still lot of space.
tune2efs which reports just one block to be free. Ran ...
1
vote
3answers
137 views
MySQL root problems (access denied for root user)
I've having some very weird issues with my MySQL (5.5) root user. I'm trying to allow an external host to access the root user, but it seems as though my root@localhost does not have "GRANT OPTION" to ...
0
votes
0answers
61 views
root account only working in recovery mode
So I did a full system update/upgrade on my debian squeeze last night. After this was done, I did a reboot. When proptet with a terminal login screen I tried to login as root, but this failed several ...
1
vote
2answers
272 views
ssh root access denied after changing shell
after i tried to change my server shell, i cannot login as root anymore.
First, i installed the z-shell (zsh) as root and then i wanted to change it to my default shell. Therefore i used "chsh". My ...
0
votes
1answer
63 views
Default user not in sudoers file
In Debian 6, right after my installation. I try to run a command as root, only to find out that my account isn't in the sudoers file. This is from the main user account that is set up under ...
0
votes
2answers
94 views
CentOS lost Root Access
For some reason I cannot access my root user via SSH. It displays the error on login:
could not open session.
However I happen to have another user account that is a normal non-sudo user. Is there ...
0
votes
1answer
49 views
copying files using non-root rsync
I have a primary server and a secondary server and I wish to copy files over from the primary to the secondary using rsync. I have mounted the primary disk onto the secondary using NFS and am copying ...
0
votes
2answers
83 views
Nginx location and root
I think I have a trivial problem with nginx but I can't see it.
I have the following file tree:
/data/www
> main/
>> html/
>>>...some files (A)
> wiki/
>>...some files ...
0
votes
2answers
49 views
Logout root after tmux detach
I'm running tmux on my servers and when configuring things I like to just su into root and take care of things. Is there a possibilty to log out root automatically after I detach the tmux session?
0
votes
3answers
113 views
restrict root access for certain files or filesystems
I want to store files for my users on encrypted filesystems. Every user would have his own filesystem with his own key. The user is able to log in to the system and mount his filesystem. When they are ...
0
votes
1answer
159 views
Prevent setuid from dropping setcap user privileges (VirtualBox)
I'm trying to run a web server from a headless, NAT'd VirtualBox guest. VirtualBox needs to bind to port 80, but the only way to do so is by running VirtualBox as root. To get around this, I tried ...
1
vote
1answer
125 views
Root password change using usermod
I'm trying to implement an automated root password change for our Linux boxes. I'm generating a hash in the script since users will be able to see the contents of the script.
I found that you can ...
0
votes
1answer
126 views
Enterprise root password management strategies [closed]
I am interested in learning about root password management strategies for Solaris/Linux infrastructure that is spread out geographically across the globe. At my previous work place a while back, we ...
2
votes
2answers
76 views
How to execute (some) CGI commands as root
I want to put a simple CGI script in my APACHE server.
I'd like to write it possibly in C (but also in PERL, if I want).
The problem is that it must contain some lines that can be executed only by ...
1
vote
1answer
120 views
Root SSH login works, but su/sudo to root does not work
Im recently working on a clients box, and SSH into the box with root credentials work but when i try to su or sudo to root user it states incorrect password. I tried changed the root password and know ...
1
vote
2answers
294 views
CentoOS SSH Access
I'm executed this commands with root user i'm on a CentOS 6.3 server:
#useradd newuser
#passwd newuser
#visudo
then I added this line at end of file:
AllowUsers newuser
#service sshd restart
...
-2
votes
1answer
70 views
Is running Supervisor as root a bad idea for security reasons? [closed]
I want to have a flexible setup (will need to run Redis, Celery, and uWSGI), but I'm wondering whether or not it's a bad idea to run Supervisor as root (the default), and if so, why it is bad.
1
vote
1answer
47 views
Root being controlled by ARD
I run an educational lab of 20 iMacs, all running Mac OS 10.7.5(11G63) with ARD version 3.6.2. My server and all of the iMacs run Lion. I seem to have crossed something and now my root user is being ...
0
votes
1answer
56 views
Getting permission denied error
On my Media Temple DV 4.0 server I am getting permission denied errors:
-bash: cd: httpdocs: Permission denied
If I switch from my login user to sudo (sudo su) or switch to root using su-, I can ...
0
votes
1answer
90 views
Recommended way to start supervisord from non-root bash script?
I have set up supervisor to monitor some processes. Because I deploy via remote script, I need a way to send supervisor start/stop commands without sudo. I'm not sure how to do this though.
Is there ...
3
votes
2answers
545 views
Lost Linux root password - Recovery mode and init=/bin/bash fail
I lost/forgot the root password to a server sitting beside me and am trying to reset it. I would rather not have to wipe and re-install or use a Live CD (server is running Ubuntu Server 12.04). What ...
-1
votes
3answers
48 views
“root@host.domain.com” e-mails [closed]
I constantly receive e-mails from my "root@host.domain.com" and it is flooding my gmail inbox with 8-10 e-mails a day. Could I know what is the convention or common practice that most people use to ...
1
vote
2answers
244 views
SUDO YUM not found
I am running a Amazon ec2 instance on amazon's linux.
Whenever I run anything sudo yum it give me this:
sudo: yum: command not found
ec2-user$ rpm -qf /usr/bin/yum
yum-3.2.29-30.24.amzn1.noarch
...
-3
votes
4answers
93 views
ps -u root shows that httpd is running as root - is this safe?
In the command line if I do this:
ps -u root | less
one of the lines is this
19974 ? 00:00:01 httpd
is this safe, to have the main httpd process as running as root? if i do this : 'ps ...
5
votes
5answers
699 views
Linux - How to manage the password of root?
We have just deployed a couple of Linux server. Each sysadmin will have his own account on the server (i.e.: jsmith), and will connect using SSH with a certificate which will be put into the ...
1
vote
3answers
120 views
What's the safest way to kick off a root-level process via cgi on an Apache server?
The problem: I have a script that runs periodically via a cron job as root, but I want to give people a way to kick it off asynchronously too, via a webpage. (The script will be written to ensure it ...
0
votes
1answer
65 views
restore root account on ubuntu running in EC2 [duplicate]
Possible Duplicate:
root locked out of EC2
How can I restore root account that is running on EC2 Ubuntu platform?
In the /etc/passwd the root username got replaced with something like ...
-2
votes
2answers
92 views
Root SSH/SFTP Always 777
I have an Ubuntu serve that I'm connecting to via SFTP (and also an SSHFS mount locally). When I move a file to the server via the mount I need it to have permissions set to 777.
I've added umask 000 ...
0
votes
0answers
15 views
Cygwin root account equivalent [duplicate]
Possible Duplicate:
Cygwin sshd on Windows 7 issue
I have the following error:
$ cat /var/log/sshd.log
/var/empty must be owned by root and not group or world-writable.
On a directory
$ ...
