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Oren Oichman
Oren Oichman

199 Followers

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Apr 29

Implementing MTLS with Apache and OpenSSL on OpenShift

Security As Practice It is a well known fact that today you need to apply (in any way) a Secure communication tunnel between the client and the server so that no one will be able to “tape” to you conversation and look at the data going through it. Apply A Server Side encryption…

Mtls Authentication

8 min read

Mtls Authentication

8 min read


Dec 26, 2022

Building Ansible Tower (RHAAP) execution environments for OpenShift

Automation for everyone I Often find myself wandering what is automation and how to achieve it in the most generic and efficient way and more often then none I don’t come up with a clear answer. Our IT world is a very complex organism that keeps changes as we move forward and grow…

Openshift 4

6 min read

Building Ansible Tower (RHAAP) execution environments for OpenShift
Building Ansible Tower (RHAAP) execution environments for OpenShift
Openshift 4

6 min read


Published in

DevOps.dev

·Oct 29, 2022

OpenShift 4 automation with Ansible from a Container

Past and Future When dealing with technology for a long time you starting to see some things repeat them self but in many variations and in interesting scenarios. …

Ansible

12 min read

OpenShift 4 automation with Ansible from a Container
OpenShift 4 automation with Ansible from a Container
Ansible

12 min read


Sep 11, 2022

Bash auto completion on your workstation

Simplify I really like to keep things simple but on the other hand I need to know how things work on the inside. …

Bash

4 min read

Bash

4 min read


Aug 21, 2022

OpenShift 4 — In cluster CLI tools

day 2 operation During my work with OpenShift I notice that in more then one cases we need command line tools to be available to us from within the cluster (to save resources on external servers). One good example is the ssh client in case one of our workers become unavailable we can…

Openshift 4

5 min read

Openshift 4

5 min read


Jun 28, 2022

OpenID Connect with Kerberos authentication on OpenShift 4

The Old World In the (not so) old world our organization provided internal service over VPN and the available authentication method was LDAP authentication for each service. Time past and then need for a Single sign one grow with it. …

Kerberos

11 min read

OpenID Connect with Kerberos authentication on OpenShift 4
OpenID Connect with Kerberos authentication on OpenShift 4
Kerberos

11 min read


May 30, 2022

OpenShift 4 with Jumbo frames in the installation stage

why Jumbo Frames Kubernetes (And OpenShift as a result) uses SDN (Software define network) to manage the Pod and the services IP addresses. …

Openshift 4

4 min read

Openshift 4

4 min read


Apr 10, 2022

HAproxy with X-forward-for pass to OpenShift 4

Into the thick of it When we deploy OpenShift 4 in a full Open Source environment it is recommended to use HAproxy as the cluster external Load Balancer. …

Haproxy

3 min read

Haproxy

3 min read


Apr 7, 2022

Dynamic Admission Controllers in OpenShift 4

Why This Tutorial ? There are only a few places where we can create policies to check whether security/high availability requirements are met or change the way the application is been deployed to enforce such policies. Admission controller is such place! Who is it for ? This tutorial is for PAAS admins which are NOT developers but do want…

Openshift 4

12 min read

Dynamic Admission Controllers in OpenShift 4
Dynamic Admission Controllers in OpenShift 4
Openshift 4

12 min read


Jan 26, 2022

OpenShift 4.8 (and above) with NFS Subdir External Provisioner

Why this Tutorial In the past I have written a tutorial about how to connect OpenShift 4 with NFS storageClass but a lot has changed sense then. Today (from Kubernetes 1.20 to be precise) the old tutorial will not work due to required Kubernetes changes There for I am writing a new tutorial…

Openshift 4

5 min read

Openshift 4

5 min read

Oren Oichman

Oren Oichman

199 Followers

Open Source contributer for the past 15 years

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