Posts Tagged “requiretty”

Recently I was working on a project that was using RightScale to manage RackSpace cloud nodes. One of the requirements of the project was to have application nodes scale automatically thus they were required to automatically install software, configure settings, and start services automatically on the RackSpace CentOS nodes being used. Most everything was fairly straight forward however some of the services we were using would not start properly and initially because of the lack of logging from the services we were unable to figure out what the problem was. Below I describe the problem in more detail along with the solution which involved updating a configuration file on the CentOS Linux servers and then restarting the services.

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I was recently working on a Perl script that would SSH to another server and run a sudo command on the remote server that was failing. The error that was received is below.

Error: sudo: sorry, you must have a tty to run sudo

The reason for this is an update along the way with sudo locked it down further by adding the below line to /etc/sudoers configuration file.

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