Combine Ansible and Docker to streamline software deployment

Tutorials – Ansible

Article from Issue 193/2016
Author(s):

Streamline software deployment with Ansible and Docker containers.

Computing is bigger than it's ever been. There are now more devices producing and processing more data than last year, and it's only going to get bigger in coming years. For every device in the hands of a user, back-end services are needed to keep everything running smoothly. The tools that have served administrators well for years now struggle to cope with server farms packed to the rafters with computers whirring away and needing maintenance.

Apt and Yum are great at installing software on one machine, but what if you need to update a package on a hundred machines? What if a configuration file needs to be updated but in a slightly different way on hundreds of machines?

Now imagine each of those machines is running a dozen containerized applications that can be launched or stopped depending on how much load is currently on the system. How do you manage now? We'll look at one option for keeping everything humming along smoothly – Ansible Container [1].

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