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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, […]

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Automating OKE Clusters start/stop with DevCS


Reusing the work published here, here and here we are showing today how to schedule the start/stop sequence of an OKE cluster with Developer Cloud Service. Start job Create a build with the step as follows: git clone https://github.com/javiermugueta/oke-cluster-start-stop.git cd oke-cluster-start-stop ./oke-cluster-start-stop.sh -r=<region> -c=<compartment> -k=<clustername> -o=start The rest of steps pretty much equal to explained […]

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Bitbucket Pipeline for Pushing, via Bastion Host, React Static Content to a Farm of Web-server Pods Running in Oracle Kubernetes Engine Cluster on Top Oracle Content and Experience Cloud


Intro In this post we are explaining how to publish React content to a remote Kubernetes cluster which has a Replicaset of Apachii pods, all of them mounting the shared disk via a PersistentVolume, where the content is pushed by sftp from Bitbucket using a pipeline, for serving the static content on top of a […]

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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 […]

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