Another way is to use the -t switch to ssh: ssh -t user@server “sudo script” See man ssh: -t Force pseudo-tty allocation. This can be used to execute arbi- trary screen-based programs on a remote machine, which can be very useful, e.g., when implementing menu services. Multiple -t options force tty allocation, even if ssh … Read more
Permission denied In order to run a script the file must have an executable permission bit set. In order to fully understand Linux file permissions you can study the documentation for the chmod command. chmod, an abbreviation of change mode, is the command that is used to change the permission settings of a file. To … Read more
The docs say: The Linux and macOS virtual machines both run using passwordless sudo. When you need to execute commands or install tools that require more privileges than the current user, you can use sudo without needing to provide a password. So simply doing the following should work: – name: Install xmllint run: sudo apt-get … Read more
This is an annoying function a feature of sudo on many distributions. To work around this “problem” on ubuntu I do the following in my ~/.bashrc alias sudo=’sudo env PATH=$PATH’ Note the above will work for commands that don’t reset the $PATH themselves. However `su’ resets it’s $PATH so you must use -p to tell … Read more
Just got it. As regan pointed out, I had to add the user to the sudoers group. But the main reason was I’d forgotten to update the repositories cache, so apt-get couldn’t find the sudo package. It’s working now. Here’s the completed code: FROM ubuntu:12.04 RUN apt-get update && \ apt-get -y install sudo RUN … Read more
Granting the user to use that command without prompting for password should resolve the problem. First open a shell console and type: sudo visudo Then edit that file to add to the very end: username ALL = NOPASSWD: /fullpath/to/command, /fullpath/to/othercommand eg john ALL = NOPASSWD: /sbin/poweroff, /sbin/start, /sbin/stop will allow user john to sudo poweroff, … Read more
First you need to export HTTP_PROXY. Second, you need to read man sudo, and look at the -E flag. This works: $ export HTTP_PROXY=foof $ sudo -E bash -c ‘echo $HTTP_PROXY’ Here is the quote from the man page: -E, –preserve-env Indicates to the security policy that the user wishes to preserve their existing environment … Read more
Use tee –append or tee -a. echo ‘deb blah … blah’ | sudo tee -a /etc/apt/sources.list Make sure to avoid quotes inside quotes. To avoid printing data back to the console, redirect the output to /dev/null. echo ‘deb blah … blah’ | sudo tee -a /etc/apt/sources.list > /dev/null Remember about the (-a/–append) flag! Just tee … Read more
Your command does not work because the redirection is performed by your shell which does not have the permission to write to /root/test.out. The redirection of the output is not performed by sudo. There are multiple solutions: Run a shell with sudo and give the command to it by using the -c option: sudo sh … Read more
This looks like a permissions issue in your home directory. To reclaim ownership of the .npm directory execute: sudo chown -R $(whoami) ~/.npm