July 2018
Intermediate to advanced
504 pages
11h 34m
English
Content preview from Learn OpenShift
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SSH access
Ansible connects to other systems over SSH protocol, so it requires an SSH key pair. In this section, we are going to ensure SSH access from the root account of our VM to the root account of the same VM. This can be accomplished with the following commands:
# ssh-keygen Generating public/private rsa key pair.Enter file in which to save the key (/root/.ssh/id_rsa): Created directory '/root/.ssh'.Enter passphrase (empty for no passphrase): Enter same passphrase again: Your identification has been saved in /root/.ssh/id_rsa.Your public key has been saved in /root/.ssh/id_rsa.pub.…<output omitted>…# cat ~/.ssh/id_rsa.pub > ~/.ssh/authorized_keys
You can check whether access is indeed enabled by running the following commands:
# ssh ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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