Matthias Lübken luebken

Cloud Native Rejekts NA 2024 | Theater | Day 1

Introduction and Acknowledgements

The Cloud computing NA 2024 event is being held in Salt Lake City, and the attendees are thanked for coming, with a special mention of the enthusiasm around last-minute tickets and registrations (00:07:36).
The volunteers, org team, and venue staff are thanked for their efforts in making the event possible, with a mention of the venue's amenities and the efforts of the org team in accommodating the attendees (00:09:00).
The program committee is thanked for their critical role in reviewing proposals and creating the schedule, with a mention of the narrow timeline they had to work with (00:11:13).
The spon

CKAD Exam Scope Statement

13% - Core Concepts

Understand Kubernetes API primitives
Create and configure basic Pods
Learn: http://kubernetesbyexample.com/pods/

Task: Create a svc from a docker image, expose it, curl it.

Minikube:

# 1) start local k8s
$ minikube start --kubernetes-version=v1.7.5 --vm-driver hyperkit
...
$ kubectl get pods,svc,deployment
NAME             TYPE        CLUSTER-IP   EXTERNAL-IP   PORT(S)   AGE
svc/kubernetes ClusterIP 10.0.0.1  443/TCP 1m

Getting (back) into JavaScript development

Lately I came back into Javascript development. Although my preferred language is still Go there is the undeniable fact that JavaScript is a tool used by many modern platforms. As per request by Mr. Goern here are my lessons learned. Please comment and fill in.

General setup

I’m on a Mac and use iTerm and VSCode. I’m not going to argue about these choices.

Setup ESLint

Original Docs

https://github.com/openshift/origin/blob/master/docs/cluster_up_down.md

Install

$ brew update
$ brew install --devel openshift-cli

# add 172.30.0.0/16 to the insecure registries
$ docker-machine ssh

oc new-project mdl
oc new-build https://github.com/openshift-s2i/s2i-aspnet
oc new-app sabre1041/s2i-aspnet~https://github.com/openshift-s2i/s2i-aspnet-example --context-dir=app --name=aspnet-app
oc expose service aspnet-app

	#!/bin/bash

	set -eu

	FOLDER=$1
	PLAYLIST=$2

	rm -f playlist.txt
	mkdir -p $FOLDER
	yt-dlp --flat-playlist -i --print-to-file url playlist.txt $PLAYLIST

	const { PrometheusExporter } = require('@opentelemetry/exporter-prometheus');
	const { MeterProvider } = require('@opentelemetry/metrics');
	const { Resource } = require('@opentelemetry/resources');


	// Add your port and startServer to the Prometheus options
	const options = {port: 9464, startServer: true};
	const exporter = new PrometheusExporter(options);

	{
	"main": {
	"name": "express",
	"ecosystem": "npm",
	"repository": "https://github.com/expressjs/express"
	},
	"librariesio": {
	"name": "express",
	"platform": "NPM",
	"description": "Fast, unopinionated, minimalist web framework",

	oc login -u system:admin

	cat <<-EOF > /Users/mdl/tmp/pv.yaml
	apiVersion: v1
	kind: PersistentVolume
	metadata:
	name: pv0001
	spec:
	capacity:
	storage: 1Gi