arashkaffamanesh

1. kops: https://github.com/kubernetes/kops

   1. Getting Started Guide: https://github.com/kubernetes/kops/blob/master/docs/aws.md

   2. Installing Kubernetes on AWS with kops: https://kubernetes.io/docs/getting-started-guides/kops/

   3. Mulit-master Kubernetes Cluster on AWS with kops: http://blog.arungupta.me/multimaster-kubernetes-cluster-amazon-kops/

   4. Booting Kubernetes on Amazon Elastic Compute with kops: https://deis.com/docs/workflow/quickstart/provider/aws/boot/

   5. Setting up an HA Kubernetes Cluster in AWS with private topology with kops 1.5.1: https://www.nivenly.com/kops-1-5-1/

   6. Kubernetes on AWS: https://daemonza.github.io/2017/01/15/kubernetes-on-aws/

   7. Your 2nd day with Kubernetes on AWS: https://www.nivenly.com/2nd-hour/

2. Tectonic (Terraform): http://github.com/coreos/tectonic-installer

   1. Graphical installer: https://coreos.com/tectonic/docs/latest/install/aws/

arashkaffamanesh

Requirements

Minikube requires that VT-x/AMD-v virtualization is enabled in BIOS. To check that this is enabled on OSX / macOS run:

sysctl -a | grep machdep.cpu.features | grep VMX

If there's output, you're good!

Prerequisites

arashkaffamanesh

My Openshift Cheatsheet

Install paks using yum in a Dockerfile

# Install Runtime Environment
RUN set -x && \ 2
    yum clean all && \
 REPOLIST=rhel-7-server-rpms,rhel-7-server-optional-rpms,rhel-7-server-thirdparty-oracle-java-rpms \

arashkaffamanesh

Helm cheatsheet

• Helm cheatsheet
  • Get started
  • Struture
  • General Usage
  • Template
  • Hooks

arashkaffamanesh

#!/bin/sh
docker rm -f $(docker ps -qa)
docker rmi -f $(docker images -q)
docker volume rm $(docker volume ls -q)
for mount in $(mount | grep tmpfs | grep '/var/lib/kubelet' | awk '{ print $3 }') /var/lib/kubelet /var/lib/rancher; do umount $mount; done
cleanupdirs="/etc/ceph /etc/cni /etc/kubernetes /opt/cni /opt/rke /run/secrets/kubernetes.io /run/calico /run/flannel /var/lib/calico /var/lib/etcd /var/lib/cni /var/lib/kubelet /var/lib/rancher/rke/log /var/log/containers /var/log/pods /var/run/calico"
for dir in $cleanupdirs; do
  echo "Removing $dir"
  rm -rf $dir
done

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apiVersion: v1
kind: Namespace
metadata:
  name: rook-ceph-system
---
apiVersion: apiextensions.k8s.io/v1beta1
kind: CustomResourceDefinition
metadata:
  name: cephclusters.ceph.rook.io
spec:

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for SERVICES in etcd kube-apiserver kube-controller-manager kube-scheduler flanneld; do
	systemctl restart $SERVICES
	systemctl enable $SERVICES
	systemctl status $SERVICES
done

restart kubelet/node services

for SERVICES in kube-proxy kubelet flanneld docker; do

systemctl restart $SERVICES

arashkaffamanesh

Force Kubernetes to pull latest container image in a deployment

kubectl patch deployment DEPLOYMENT_NAME -p "{\"spec\":{\"template\":{\"metadata\":{\"labels\":{\"date\":\"`date +'%s'`\"}}}}}"

arashkaffamanesh

apiVersion: kafka.strimzi.io/v1alpha1
kind: Kafka
metadata:
  name: kafka1
spec:
  kafka:
    version: 2.1.0
    replicas: 3
    listeners:
      plain: {}

arashkaffamanesh

apiVersion: kafka.strimzi.io/v1alpha1
kind: KafkaTopic
metadata:
  name: test
  labels:
    strimzi.io/cluster: kafka1
spec:
  partitions: 3
  replicas: 3