- #Passwordless sudo for specific command how to
- #Passwordless sudo for specific command password
#Passwordless sudo for specific command password
You will be asked to enter the password for your user ID when you run a sudo command.
Now you will be able to use sudo when logged in under your normal user ID.
To enable sudo for your user ID on RHEL, add your user ID to the wheel group: Why sudo seems to work out of the box for some users and not others.
#Passwordless sudo for specific command how to
How to enable sudo during system installation. Configuring sudo to not ask for your password. How to configure sudo access on Red Hat Enterprise Linux (RHEL) and CentOS so you won’t need to use su and keep entering the root password. However when you try it, you get told your user ID is “not in the sudoers file, this incident will be reported.” For developers, sudo can be very useful for running steps that require root access in build scripts. Again, let me say DO NOT allow remote remote log-ins to your root account.You’ve probably seen tutorials that use sudo for running administrative commands as root. If you really want to allow remote connections directly to the root account, you need to enable the root account (see my comment below). My above answer does not answer the original poster's actual question, it describes what you should do instead. You are trying to set sudo to not ask for your password, which is not recommended, but you can learn how to do that via an answer like 
This happens whether you are connected remotely (via passwordless or password-protected SSH) or are local on the machine. This does require the user to type their password. Sudo is used to permit a normal user account to do something with super user permissions. If you can ssh and connect without a password, this is set up correctly, and has nothing else to do with this. Passwordless log is used to make sure that people can't log into your system remotely by guessing your password. Of the two, I suggest allowing as few commands as possible (first answer) rather then all commands (second answer).
How to run sudo command with no password?. How do I run specific sudo commands without a password?. You configure sudo to allow you to run commands without a password. ssh -i ~/.ssh/foo 2 : Running commands via sudo without entering a password You should now be able to ssh in with your key without a password and you should not be able to ssh in as any user without a key. On the server : sudo passwd -l rootĮdit /etc/ssh/sshd_config sudo nano `/etc/ssh/sshd_config`Ĭhange the following : PasswordAuthentication no Test the key ssh -i ~/.ssh/foo it works, unset a root password and disable password login. Set a root password, use a strong one sudo passwdįrom the client, Transfer the key to the server ssh-copy-id -i ~/.ssh/foo "foo" the the name of your key and enter your server root password when asked. Restart the server sudo service ssh restart Make sure you allow root to log in with the following syntax PasswordAuthentication yes On the server (where you ssh TO)Įdit /etc/ssh/sshd_config sudo nano /etc/ssh/sshd_config To do this you must temporarily allow root to ssh into the server. Next you need to transfer the key to the server. When you are prompted for a password, just hit the enter key and you will generate a key with no password. The -f option specifies a file name, foo is an example, use whatever name you wish. I highly suggest you give it a name rather then using the default ssh-keygen -f foo On the client (where you ssh FROM)įirst make a ssh key with no password. If you do not have root access on the server, contact the server administrator for help. One way or another you need root access on the server to do this. 
Easiest method is to temporarily allow root to log in over ssh via password. To set up a passwordless SSH connection for the root user you need to have root access on the server.
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