KUBERNETES

Configuring Contour as ingress controller for OKE in 10 minutes

IT by javier mugueta2 March, 20212 March, 2021

Selecting the Kubernetes nodes in which WebLogic Server pods run

IT by javier mugueta31 October, 20201 November, 2020

Troubleshooting in a hurry a WebLogic domain running on Kubernetes over persistent volume that is continuously bouncing and not starting properly

IT by javier mugueta19 June, 202018 June, 2020

Web site deployed on 2 Kubernetes clusters in Frankfurt and Ashburn connected through an internal remote peering connection to a WebLogic+OracleDB backend deployed in Frankfurt

IT by javier mugueta31 March, 202022 April, 2020

Building a docker image, pushing to OCIR and deploying to OKE with DevCS

IT by javier mugueta16 March, 202022 April, 2020

IT by javier mugueta6 February, 20205 February, 2020

Moving a 15-year-old Java 1.4 Application from Oracle AS 10g to WebLogic 12g on Kubernetes in Record Timeframe not Dying in the Intent nor Losing any Line of Code

Not all monoliths should be killed because they are! This is the true story about migration and modernisation of a travel sector solution based on ADF, Java 1.4, Struts, Jac¡vaScript and PHP running on Oracle Application Server 10 and Oracle 10g database. Perhaps old people in town can remember things such as OAS, OC4J, jHeadStart, […]

IT by javier mugueta16 September, 201916 September, 2019

oke-cluster-start-stop, a kubectl Plugin for starting/stopping all the Compute Nodes of an OKE Cluster

If you want to start or stop all of your OKE data plane cluster nodes you must go to all the nodes and execute the action one by one. The current post depicts a kubectl plugin extension created for helping you to start/stop your oke clusters. NOTES: The tool has been developed and tested in […]

IT by javier mugueta10 August, 201912 September, 2019

“Kool” Kubernetes Client Tools

When working with k8s, you typically have several clusters and a bunch of namespaces per cluster, the following tools can help you manage the stuff with easy. kubectx + kubens kubectx allows you to change the context between different k8s clusters kubens allows you to change between different namespaces in the current cluster context brew […]

IT by javier mugueta9 August, 201913 September, 2019

Set Up an Ingress Controller in OKE Cluster

Here a recipe to create a ingresscontroller. Step 1: setting up the nginx ingress controller kubectl apply -f https://raw.githubusercontent.com/kubernetes/ingress-nginx/master/deploy/static/mandatory.yaml Step 2: exposing the ingress as a service of type LoadBalancer (as a public IP) kubectl apply -f https://raw.githubusercontent.com/javiermugueta/rawcontent/master/cloud-generic.yaml Step 3: Execute this command several times until the external-ip appears as non <pending>, grab the IP […]