HOSTNAME: Where command is allowed to run. I can enter the password in the command shell, but when using WinSCP, it crashes because it is trying to prompt for the password. Looking at sudo docs, it explains that is the invoking user is the same as the target user and the passwords are the same, then it will not prompt. I would like to be able to run sudo commands on MacOS Sierra 10.12 without having to type a password. In the Ansible Managed target Node, System Administrator has setup the ansible user password protected to perform SSH and become Sudo [sudo] password for ansible: While this will work, it is incredibly insecure. First of all, they can read the password from the script that contains the command. You may also specify command line arguments (including wildcards). Next ... should be in the sudoers file or in the sudo group to be able to invoke the sudo command. This is the case, but it is prompting for the password. I've read the following: Why does sudo ask for a password in terminal? Then pass your password safely to sudo: $ echo "your_password" | sudo -S -k "HISTIGNORE" means to not save this command into the history. That is the history in memory or "~/.bash_history" file. It prompts you for the password and confirms your request to execute a command by checking a file, called sudoers, which the system administrator configures. Follow the below step to use sudo command without password in ubuntu. If there are multiple matching entries in /etc/sudoers, sudo uses the last one.Therefore, if you can execute any command with a password prompt, and you want to be able to execute a particular command without a password prompt, you need the exception last. For any reasons, if you want to allow a user to run a particular command without giving the sudo password, you need to add that command in sudoers file. Save the file and close it. The "usera ALL" tells sudo that usera on any server (ALL) my run this command The "(userb)" tells sudo that the command can only be run as userb (not the default of root) The "NOPASSWD:" tells sudo not to prompt for usera's password like it normally would (unless otherwise configured elsewhere) Some … Let the program prompt for it. The sudo command allows you to run programs with the security privileges of another user (by default, as the superuser). It is the hostname of the system where this rule applies. I want the user named sk to execute mkdir command without giving the sudo password. Configure PAM to Allow Running Su Command without Password. Any security measure should never be disabled unless you have a good reason, and the sudo password prompt is one such measure. Run Particular Commands Without Sudo Password In Linux. allow sudo to another user without password; Use sudo Without a Password on Your Mac; And changed the relevant part of my /etc/sudoers file to: It's exactly the same as disabling UAC on a Windows box. For example, the below will safely pipe your password to the sudo command, without retaining a history of your password. In this section we will learn how to pass ansible ssh and sudo password using the Ansible variable ansible_ssh_pass and ansible_become_pass. In case you are running Linux on a machine that you normally use alone, say on a laptop, entering a password each time you invoke sudo can become so boring in the long run. Ansible Privilege Escalation Options . Second, the password is going to be stored in places like shell histories. The only acceptable use-case that I can think of is when you want to run an automated command remotely that requires elevation (e.g. However, there is a great way to securely configure a passwordless sudo account. Let us see how to do it. As a general rule, never put a password on a command line. Therefore, in this guide, we will describe how to configure sudo command to run without entering a password.. What have I tried. COMMAND: A simple filename allows the user to run the command with any arguments. Every time you sudo a sudo command you will be prompted for the sudoer password, which can become repetitive. The sudo command elevates a standard user account, granting root access to the system.