Enabling passwordless login to wheel group using Ansible

If Ansible is used in the infrastructure for automation then its necessary to enable passwordless login to the account which is being used to execute the commands on the target host. In order to do this on RHEL machine the /etc/sudoers files needs to be updated. The section which has to be updated is as […]

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Creating a list of Users on Remote Servers using Ansible

If you are tasked to create multiple users on remote users and copy the ssh keys to the remote servers. Ansible would come very handy to accomplish the tasks: The following Ansible playbook is based on the assumption: Users are not present on the remote servers SSK Keys are already create on the Ansible Control […]

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Copy SSK Keys using Ansible

Lately I have been working on rolling out Ansible across the Infrastructure.  One of the step is to set up SSH key-based authentication, which would allow to set ask_pass = false. In order to accomplish this I have used the Ansible module authorized_key module which allows to add SSH authorized keys for particular user accounts. […]

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Configuring vim editor for Ansible Playbook

Ansible is getting very popular for every department of IT operations. There are multiple ways to edit the plaoybook, but one of my favorite is the vim editor. Indentation is very important while working with Ansible Playbook, myself ran around while editing the playbook, so i though would need to document it around for people […]

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Hyperconverged Infrastructure Professional

Last week I came across a posting about Hyperconverged Infrastructure Professional certification via LinkedIn. When I started looking around for more information came to know the training & certification is provided by Hyperconverged.Org which is founded by some of the Industry super starts. One among them is our own David M Davis, I have grown […]

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Red Hat Hypeconverged for Cloud Announced

Red Hat has announced an HCI for Cloud, an integrate solution to co-locate compute & storage functions in OpenStack environment. The offering combines Red Hat OpenStack Platform 13 and Red Hat Ceph Storage 3 in a single user experience. Red Hat HCI for Cloud can benefit customers implementing systems for NFV infrastructures to deploy more functionality […]

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Red Hat Virtualization 4.2 is now GA

Red Hat has now announced the GA of the Red Hat Virtualization (RHV) version 4.2.  The new version of RHV is Red Hat Virtualization Suite, comprised of Red Hat Virtualization and Red Hat CloudForms, Red Hat’s hybrid infrastructure management platform, offering a pre-integrated, simplified access point to open virtualization technologies combined with management. RHV 4.2 […]

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Red Hat Virtualization Migration Overview

Last week in Red Hat Summit in one of the keynote session, there was a cool demo on migrating from VMware to KVM based hypervisor using  Red Hat Cloud Forms. Now Red Hat has released a Free Online course on the technical overview of the migration with a demonstration. Register here to watch this online […]

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