The "substitute user" Unix command that changes the current user

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1answer
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What's the difference between sudo su - and sudo -i?

It is my understanding that they do the same: they ask for my password (if I am allowed in /etc/sudoers), and give me a login shell as root. Is there any difference between them? sudo su - sudo -i ...
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3answers
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Linux PuTTY - automate su for password related issue

I am connecting to a server via PuTTY as follows: putty.exe -ssh user@host -pw password -noagent -m commands.txt After that I have to use: su someUser It will ask for a password - I have put ...
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votes
3answers
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How do I su to user login shell directly

I do the following many times a day I login to a server via ssh as user1, I then do su - to become root, then I do su --login user2 to become user2 Is there a way to tell su to go to user2 ...
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vote
3answers
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How can I find out what password I need to use for 'su'?

I am using Mac OS X 10.5, and have my account set up so that I don't need to login. When I go to Network Preferences and click the lock icon on the lower left corner, I am prompted for my username and ...
3
votes
3answers
21k views

Automating the “sudo su - user” command

I want to automate sudo su - user from a script. It should then ask for a password.
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6answers
2k views

a safer no password sudo?

Ok, here's my problem - Please don't yell at me for being insecure! :) This is on my host machine. I'm the only one using it so it's fairly safe, but I have a very complex password that is hard to ...
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votes
3answers
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use gnu screen when ssh'ed as a user, but su as another

Below is what happens when trying to use gnu screen. Essentially, it all works fine until I su as another user. then I get a Cannot open your terminal '/dev/pts/7' - please check. error l413:~$ ssh ...
0
votes
2answers
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su Admin on Mac OS X does not work as expected

I'm tring to install PostgreSQL on Mac OS 10.6.4 and I need to authenticate as an administrator. In the command line, I have: su Admin Password: shell-init: error retrieving current ...
2
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2answers
5k views

What happens to the environment when you run “su -c”?

What happens to the environment when you run "su -c"? The reason I ask, is this mysterious behavior: bash$ which firefox /usr/local/bin/firefox bash$ su - user -c "echo $PATH" ...
4
votes
1answer
881 views

Problems with bash path when using 'su'

In Ubuntu Lucid Lynx, I'm trying to do su -l user -c "foo.sh args" where foo.sh is an executable bash script on the PATH set in ~user/.bashrc. Unfortunately, this fails because it can't find ...
26
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3answers
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Command: sudo su -

I understand what su - does logs you into root with the root environment (as opposed to su which logs you into root with your environment) And I understand what sudo does you are root for one ...
2
votes
4answers
2k views

Any latest linux distro which gives full root access ( NO SUDO )?

Is there Any latest linux distro which gives full root access ( NO SUDO ) ? I want to use it for programming in which I have to use / file system very frequently. What I need is any good linux ...