sudo su run command as user
When users given access via this mechanism precede an administrative command with sudo they are prompted to enter their own password. Once authenticated, and assuming the command is permitted, the administrative command is executed as if run by the root user. sudo su - hbase -c "java -version" -su: java: command not found .I tested in centos, there is no problem. I dont know why? And how can I run java in other user? My JAVAHOME is set in /etc/bash.bashrc, and Ubuntu version is ubuntu server 14.04.1. Theres another way to switch to the root user: run the su - command: Now, whats the difference between su and su Since youre running the command with sudo, youll only be required to enter your password. I have an ssh access to the box but to run certain commands I need to do sudo su - and enter the password. Then I can run all the commands under that user. The -u (user) option causes sudo to run the specified command as a user other than root.If a user runs a command such as "sudo su" or "sudo sh", subsequent commands run from that shell will not be logged, nor will sudos access control affect them. sudo stands for superuser do. It allows authorized users to execute command as an another user.If you observe file permissions carefully, setuid bit is enabled on sudo. When any user runs this binary it will run with the privileges of the user that owns the file. However, some of the scripts that the maint menu will execute must be run as particular users in order to work properly. my question is how do I execute said commands with sudo and requiring no password. sudo (/sudu/ or /sudo/) is a program for Unix-like computer operating systems that allows users to run programs with the security privileges of another user, by default the superuser. It originally stood for "superuser do" as the older versions of sudo were designed to run commands only as the superuser.
sudo (superuser do) allows a user with proper permissions to execute a command as another user, such as the superuser, or root user. The Root User. Both su and sudo are used to run commands with root permissions. sudo su will make you the root user and load your custom user environment variables. Get it now? Sudo gives us safe elevated privileges when we want to run important commands. It might be THE most used and powerful command among Ubuntu users, as it has become the preferred Q) When I run sudo it says I am not allowed to run the command as root but I dont want to run it as root, I want to run it as another user. My sudoers file entry looks like: bob ALL(oracle) ALL A) The default user sudo tries to run things as To run successfully use sudo before apt-get update command.This cmmand standrs for switch user. su command helps us to switch current user to another. Just type the user-name after the su command, it will ask for the password (target users password). sudo allows a permitted user to execute a command as the superuser or another user, as specified by the security policy.Security policies may support credential caching to allow the user to run sudo again for a period of time without requiring authentication. If a normal user needs to perform any system wide changes he needs to use either su or sudo command.
A properly configured sudo is very flexible and number of commands that needs to be run may be precisely configured. You could type a command incorrectly and destroy the system. Ideally, you run as a user that has only the privileges needed for the task at hand.To add a new user to sudo, open the Users and Groups tool from System->Administration menu. First click Unlock, then you can select a user from the list You can run commands as different users in Ubuntu using sudo and su.su - billy -c echo "My name is: USER, my uid is: UID". If you run su as root it wont ask for password. The -u (user) option causes sudo to run the specified command as a user other than root.If a user runs a command such as sudo su or sudo sh, subsequent commands run from that shell are not subject to sudos security policy. sudo, sudoedit execute a command as another user.If sudo is run by root and the SUDOUSER environment variable is set, sudo will use this value to determine who the actual user is. A common misconception about Sudo is that it is used solely to provide root permissions to an ordinary user. In fact, the Sudo command allows you to run a command as any user, with the default generally being the root.sudo su. Inside the python script I have got su working, so if it is needed the user can type shellasroot into the python script, enter root password and run commands, but I am looking for a way to do this programatically. TL DR - On an account without sudo privelages, I need to run a shell script, as root is it possible to run "screen -ls" everytime after someone type in terminal " sudo su deployer" ??error deploying app with Vlad, running a sudo command, to Ubuntu server. 0. Change default root user with a new one on Ubuntu Server. sudo allows a permitted user to execute a command as the superuser or another user, as specified in the sudoers file.How to run as Root in Ubuntu - Продолжительность: 1:10 Windows and Linux Tutorials from Howtech 58 929 просмотров. The user sk need not to enter the sudo password while running either mkdir or chmod commands.Except the commands mkdir and chmod, all commands will ask you the password if you use run them with sudo. Let us run another command with sudo. Run command as another user using su command.This is configured in a filed named /etc/sudoers. Unlike su, sudo authenticates users against their own password rather than that of the target user. The sudo command allows users to do tasks on a Red Hat Enterprise Linux system as another user.Assume that we want to be able to run programs as root from a user called normaluser. sudo allows a system administrator to delegate authority to give certain users—or groups of users—the ability to run commands as root or another user while providing an audit trail of the commands and their arguments. Sudo is an alternative to su for running commands as root. Key differences between sudo and su. The su command stands for super user or root user.Theres an often-used combination sudo su that Linux users find helpful. First, sudo asks for your password, and, if its provided, it runs the next command as a root user. To run command that can only execute by privileges user, the sudo command must be put in front of every command that run that make very annoying when you need to execute many command that need that privileges. The Unix commands sudo and su allow access to other commands as a different user.Replace user with the name of the account which youd like to run the commands as. Configured this way, user X can run any command as user Y without supplying a password. su and sudo maintain a record in the system logs of all of their activity. su can be used without configuring the sudoers file.
For information about su/sudo, see the UNIX or Linux documentation. When you run su without any arguments, it will try to open up a root shell by default and will therefore prompt you for the root password to proceed.The super user do, or sudo command on the other hand instead allows you to run a command as root from your current user. If a user runs a command such as sudo su or sudo sh , subsequent commands run from that shell will not be logged, nor will sudos access control affect them. The same is true for commands that offer shell escapes (including most editors). This summarizes that the user orji can run any command as root as long as he provides his password.SUDO package comes with more advance way of privileging users, a complex way of restricting to commands, Пользователи и группы. sudo allows a permitted user to execute a command as the superuser or another user, as specified in the sudoers file.Similarly, h will be replaced with the local hostname. -u The -u (user) option causes sudo to run the specified command as a user other than root. Running Commands as Another User via sudo Problem You want one user to run commands as another, without sharing As part of my normal workflow I ssh into another users machine, switch user to them, run a command, then exit out to my own machine again: ssh hostname sudo su user Whenever a user tries to install, remove and change any piece of software, the user has to have the root privileges to perform such tasks. sudo, linux command is used to give such permissions to any particular command that a user wants to execute But sudo can do more. We can allow a user or group of users to run only one command, or a group of commands.If we want all users of the "admin" group to be able to run every command as root, we can modify our example I just want to know how to run Linux commands as another user or as root user? Sincerely, Confused About Linux commands.Unlike su, sudo authenticates users against their own password rather than that of the target user. If sudo is run by root and the SUDOUSER environment variable is set, sudo will use this value to determine who the actual user is. This can be used by a user to log commands through sudo even when a root shell has been invoked. I just want to know how to run Linux commands as another user or as root user? Sincerely, Confused About Linux commands.Unlike su, sudo authenticates users against their own password rather than that of the target user. Using su to Run Commands as Other Users. sudo su ?? Password: password whoami root Again, you see that the oracle user is prompted to re-enter his or her password, then the session is continued as the root user. Instead of telling the system to switch users directly, youre telling it to run the su command as root. When sudo su is run, .profile, .bashrc and /etc/profile will be started, much like running su (or su root). Sudo command: This command can be used to execute root user privileged commands without being in as a root user.After running that one command with sudo, the user is immediately returned to a shell and acts as the regular user again. When you run commands with sudo, you put in your password, not the password of the user under whose identity you wish the command to run. Only administrators may run arbitrary commands as root with sudo (unless you reconfigure sudo to allow others to do so, of course). If a user runs a command such as sudo su or sudo sh, subsequent commands run from that shell are not subject to sudo s security policy. The same is true for commands that offer shell escapes (including most editors). Its pretty common that Linux user often runs a command on terminal without SUDO (super user) which requires Super User (root user) permissions.But after login in as a super user with SUDO you need to retype the command (Cannot use upper arrow key to run last command). You want one user to run commands as another, without sharing passwords.sudo exists for this very reason! To authorize root privileges for smith, replace "jones" with "root" in the above example. sudo -u user command - Run command as user. sudo su - Switch to the superuser account. sudo -u fred /opt/fredApp/bin/start. Freds app started as user fred. sudo su - oracle. [sudo] password for bob: oraclelinuxsvr: whoami. Credential caching may allow the user to run sudo again within a period of time without re-authentication. -v updates cached credentials. Security policies may log successful and failed attempts. If an I/O plugin is configured, commands input and output may be logged. Then I can run all the commands under that user. How can i achieve this ansible.If youre using sudo su -, youre using sudo to raise your privileges (and su - merely launches an interactive shell). becomemethod should be set to " sudo".