Used when executing commands as another user.

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22
votes
2answers
68k views

allow sudo to another user without password

I want to be able to 'su' to a specific user, allowing me to run any command without a password being entered. For example: If my login were user1 and the user I want to 'su' to is user2: I would ...
18
votes
4answers
13k views

Where will the incident with the sudo command be reported to?

If a non-admin types a sudo command in Terminal, this will appear after they enter their password: User is not in the sudoers file. This incident will be reported. Where is this reported to?
11
votes
3answers
215k views

How do I run terminal in sudo mode?

I was trying to install npm, and I got npm ERR! Error: EACCES, Permission denied '/usr/local/lib/node_modules' npm ERR! npm ERR! Please use 'sudo' or log in as root to run this command. npm ERR! ...
11
votes
4answers
8k views

Can sudo's annoying message be removed from Mountain Lion 10.8.0?

After the upgrade to 10.8.0, whenever I do a sudo, I always get this message: dyld: DYLD_ environment variables being ignored because main executable (/usr/bin/sudo) is setuid or setgid I have ...
10
votes
2answers
2k views

How to prevent 'sudo rm -rf /'

A few times I have accidentally executed the command sudo rm -rf /. Is there a way how to prevent me from running this command? For example can I somehow disable it using the sudoers file?
8
votes
5answers
68k views

How do I reset/recover my superuser password without the boot disk?

I lost the superuser password for my iMac and I don't have the boot disk. I already tried the second answer on this page, but every time I type su from the command prompt, it still asks for a ...
8
votes
6answers
27k views

How to fix curl: (60) SSL certificate: Invalid certificate chain when using sudo

So since the Mavericks upgrade curl has more issues with certificates. When trying to curl a file from my web server with it's self-signed certificate it was getting the error "SSL Certificate: ...
8
votes
6answers
32k views

How do I open a file as root in TextEdit on Lion?

How do I open a file as root, in TextEdit? I've tried these commands as root, but TextEdit always say it's locked: open -e /etc/apache2/httpd.conf open -e -F /etc/apache2/httpd.conf open -e -F -W ...
8
votes
1answer
18k views

Can't write to /usr/lib

I upgraded to OS X El Capitan and tried to install a new app (MPLAB X from Microchip) but I got an error because it couldn't copy a library to /usr/lib even when it asked for root password. I tried to ...
8
votes
3answers
273 views

Is it possible to extend the time i'm logged as administrator when enter sudo mode from the console?

Is it possible to extend the time i'm logged as administrator when enter sudo mode from the console? If yes, how?
8
votes
1answer
8k views

Sudo keeps asking for password, despite that NOPASSWD already set

The following sudoers configuration used to work well in MacOS 10.8.5, several days ago I upgraded to Mavericks, NOPASSWD flag does not seem to work anymore: # User privilege specification root ...
7
votes
1answer
834 views

Terminal becomes unresponsive when a “sudo” password prompt is displayed

When asked to type my password to run a sudo command, the USB keyboard goes unresponsive and I cannot type in the password or anything else. I can hit return three times to bounce out on three failed ...
7
votes
2answers
30k views

Why can't I run `su`? (and how should I do?)

Whenever I try to issue su I get this: $ su Password: su: Sorry Needless to say, I'm entering the correct admin password which does work with sudo. What I want is not having to enter sudo each ...
6
votes
3answers
30k views

Terminal returns not found for most commands Mac OSX

I'm really new to Mac OSX and UNIX based systems. I wanted to run a few Windows games on my Mac Mini so I started installing Wine and MacPorts. Having done so, I typed in sudo port install wine and ...
5
votes
2answers
19k views

How do I give a user sudo permissions?

On my computer I have two accounts: geoff and admin. I want to do gacutil.... Doing it in account geoff (where I need it to be done) I get the message: gac directories could not be created, possibly ...
5
votes
3answers
1k views

After typing sudo I can no longer autocomplete commands by pressing Tab

In a Terminal, if I type beginning of any command by pressing tab I can see the rest of that command. However this feature does not work with any words I type after sudo. How can I complete command ...
5
votes
2answers
3k views

Can sudo use my existing aliases?

How can I let sudo use my existing aliases in my .bash_profile (or .bashrc, .profile …)? For example I want to be able to use ll instead of ls -laGF as sudo.
5
votes
3answers
835 views

How does the sudo key symbol work?

I'm trying to write a script that requests the user password for some sudo-related commands. My goal is to emulate the default method that OS X uses to obtain the user's password, Password: followed ...
4
votes
3answers
4k views

sudo: /etc/sudoers is owned by uid 501, should be 0

To run programs as sudo without password, I edited /etc/sudoers with wrong content. Then I re-edited it with Mac's default text editor(course sudo cannot be used when /etc/sudoers is wrong). I ...
4
votes
2answers
27k views

terminal sudo or su asks for password in Mountain Lion OS X

I don't know the root password on my system and I'm trying to start Apache. $ sudo apachectl start WARNING: Improper use of the sudo command could lead to data loss or the deletion of important ...
4
votes
2answers
6k views

Installing Homebrew on Lion

I am trying to install Homebrew on Lion but keep getting an error. $ /usr/bin/ruby -e "$(curl -fsSL https://raw.github.com/gist/323731)" I run the above code, which results in: ==> This script ...
4
votes
2answers
42 views

Allowing sudo privileges, but not access to sites

Is it possible to make it so a user can use the sudo command in terminal, but not have access to sites other then those allowed through parental controls, without a third party system?
4
votes
4answers
2k views

Run GUI Applications from Terminal with root privilege

So it has been well documented that GUI applications (like gedit or textedit) should NOT be run with sudo. Ubuntu et al get gksu and gksudo (and the like) so question: what do WE (Mac users) get? ...
4
votes
2answers
10k views

How can I specify shutdown time with “sudo shutdown”?

In the following Terminal command sudo shutdown -r now, there is a time set ("...now"). Is there a way to set a specific time. For example, could it be sudo shutdown -r -int 1200?
4
votes
1answer
4k views

whoami is not who I am!

I login into my own computer as username geoff. When I open a terminal I have as prompt: Geoffs-MacBook-Air:~ org1$ The org1 is my work username! I have no login of that username for this computer ...
3
votes
2answers
16k views

How to specify command to always run as root?

In Mountain Lion, I frequently used a simple automator app called "Purge Memory" which just ran "purge" in the command line. I really enjoyed cleaning the RAM, especially when buggy apps ran memory ...
3
votes
3answers
4k views

Why does sudo ask for a password in terminal?

Why does sudo ask for a password when one can sudo su without a password and perform the same commands? Is there a way to make sudo not ask for a password when you're logged in as the an admin anyway? ...
3
votes
1answer
2k views

Changing read permissions on /private/etc recursively

I was trying to make my /private/etc folder and all its contents world-readable. 'Permission denied' messages from a number of internal files and folders were a recurrent theme whenever I did a find ...
3
votes
1answer
85 views

Can't write to /usr even with sudo

Here's my problem: sudo php -d detect_unicode=0 go-pear.phar ...should let me run as root and modify /usr & /usr/share directories, but I get this: Below is a suggested file layout for your ...
3
votes
1answer
267 views

Super and admin user in OS X

Superuser account is disabled by default in OS X (Mavericks). But if you run sudo -l you will come to know that the admin user can execute all superuser commands. Then what is the point of disabling ...
3
votes
3answers
6k views

How can I execute sudo commands as a cron job?

I'm trying to execute a shell script as a cron job. The problem is that my script needs to be run as a super user. I tried it with just writing sudo infront of the command in my crontab file, but it ...
3
votes
2answers
36 views

Sudoers file plist

Using OSX server profiles to configure our fleet of Active Directory connected Macbooks. When our laptops are not connected to the internal network (or via VPN), their AD group membership is lost. ...
3
votes
1answer
240 views

How do I fix this sudo permission issue - UID 503, should be 0 - El Capitan

Whenever I try any sudo command whatsoever in terminal, I get the following error message: sudo: /etc/sudoers is owned by uid 503, should be 0 sudo: no valid sudoers sources found, quitting I have ...
3
votes
1answer
709 views

dyld message when launching commands as sudo

When I launch a command from the shell as super user I always get back the following message: dyld: DYLD_ environment variables being ignored because main executable (/usr/bin/sudo) is setuid or ...
3
votes
1answer
4k views

How to avoid the GUI password prompt when using `osascript`?

I’d like to use the osascript shell command to run some AppleScript, but I’d rather avoid the GUI password prompt. Instead, I’d prefer to run the script as sudo from the command-line, so no GUI ...
2
votes
2answers
23k views

Sudo password doesn't work even if I have no password

I've erased the password from preferencenow I can log in without using any password but when I run a sudocommand terminal ask me a password if I insert nothing or the old one it return error. What's ...
2
votes
2answers
2k views

Homebrew / link osxfuse not possible

I didn't run brew doctor since a lot of time. Know it tell me I should run brew link osxfuse. Here I show you the rest: Newton:~$ brew link --overwrite osxfuse Warning: Could not link osxfuse. ...
2
votes
3answers
11k views

How do I run sudo command from standard account?

From what I've read, it is good security approach to have two accounts, one admin and one standard. I am trying to run the following command in terminal on my standard account sudo mv ...
2
votes
1answer
727 views

How can root launch a regular Mac application from a cron job in /etc/crontab?

I want the cronjob to do some things as the superuser, and depending on the result, launch an app as me, the logged-in user. I've tried a bunch of things but nothing I think should work does. ...
2
votes
2answers
4k views

User changed to 502 on OSX

I have a small problem with my permissions. I use rsync frequently on a certain target directory, but one day I by accident I used "sudo rsync", and now all my permissions for the files in the ...
2
votes
0answers
140 views

What is a reasonable command to prompt for sudo password with sudo -A?

My question is definitely related to What option should I give the sudo command to have the password asked through a graphical interface? But my question is slightly different. I know how to use sudo ...
1
vote
3answers
420 views

Mac OS X administrator account still requires sudo

when trying to install Ruby, Vagrant, and Grunt using terminal I am still required to use sudo on my installs. I am sole proprietor of the laptop and have an administrator account. Shouldn't I be able ...
1
vote
3answers
109 views

None of my admin accounts are sudo users

I have three admin accounts on one machine running El Capitan. The machine is a few days old. Whenever I try to run a sudo command, I'm asked for my password and told accountUsername is not in the ...
1
vote
1answer
185 views

sudo asking for password even though user doesn't have a password set

I have a computer that doesn't not require a password. I'd like this to continue into sudo, but unfortunately it doesn't recognise a user not having a password. According to Apple the sudo command ...
1
vote
2answers
987 views

Installing / removing encfs

I'm trying to install encfs, for which I need brew. I installed brew, but installing encfs is a pain. bash-3.2$ brew install osxfuse Warning: osxfuse-2.6.2 already installed, it's just not linked ...
1
vote
2answers
126 views

Change root password to be different than Admin password

I want to change the root password so it is different than the admin password. I need to change the password so the admin can still be logged on, but the root password to modify the hosts file ...
1
vote
2answers
962 views

Password problems changing users in Terminal

I'd like to switch between the default user in Terminal and the user 'postgres', created when I installed PostgreSQL 9.2. If I type su postgres, I'm prompted for a password that I don't know and ...
1
vote
1answer
99 views

Sudo with Sidekick

Sidekick is a helpful little tool which adjusts the system settings based on geographical location. I added an action which will execute a sudo command-line command. The problem is that the Terminal ...
1
vote
1answer
37 views

Weird sudo behavior on MacBook Pro

I have a company MacBook Pro. I am sudoer and I can do anything that requires admin privileges when I'm connected to the company network. But I can't when I'm home. How is that possible?
1
vote
1answer
8k views

su & sudo on OSX Mavericks

I am trying to use su and sudo on my iMac that I did a fresh clean install of Mac OS X 10.9 and Server 3.0. I explicitly set the password for root with passwd root but when I try to use su or sudo ...