etoews

1. kubeadm

• https://github.com/kubernetes/kubeadm
• https://github.com/kubernetes/kubernetes/tree/master/cmd/kubeadm
• a common set of building blocks for all Kubernetes deployments; the piece that provides secure and recommended ways to bootstrap Kubernetes

2. bootkube

• https://github.com/kubernetes-incubator/bootkube
• a helper tool for launching self-hosted Kubernetes clusters. when launched, bootkube will act as a temporary Kubernetes control-plane (api-server, scheduler, controller-manager), which operates long enough to bootstrap a replacement self-hosted control-plane.

3. kops

• https://github.com/kubernetes/kops
• automate full cluster operations: installation, reconfiguration of your cluster, upgrading kubernetes, and eventual cluster deletion

etoews

Initial ingredients:

• 1 cup white sugar
• 1 cup Rogers Golden Syrup
• 1 cup margarine
• 1/2 tsp. cloves
• 1 tsp. ginger
• 1 tsp. aniseed
• 1/2 tsp. mace

Mix all these ingredients in a heavy pot; boil for 2 min. Let cool until lukewarm.

etoews

#!/usr/bin/env python

requirements = set()
test_requirements = set()

with open('requirements.txt') as f:
    for line in f:
        requirements.add(line.split('==')[0])

with open('tests/test-requirements.txt') as f:

etoews

#!/bin/bash

export DEBIAN_FRONTEND=noninteractive

sed -i 's/#PasswordAuthentication yes/PasswordAuthentication no/g' /etc/ssh/sshd_config
service ssh restart

apt-get -y update
apt-get -y install fail2ban

etoews

$ docker-compose up -d
Creating couchbase_db_1

$ docker-compose scale db=2
WARNING: The "db" service specifies a port on the host. If multiple containers for this service are created on a single host, the port will clash.
Creating and starting couchbase_db_2 ... done

$ docker run -it --rm \
  --net couchbase_backend \
  arungupta/couchbase \

etoews

Sign up for Carina

In the Carina Control Panel (the other tab), sign up for Carina.

⭐️ You only get one chance to enter your email address and password so be exact! ⭐️

Create your cluster

Click Add Cluster and name it mycluster

etoews

# with overlay network

$ docker network create backend
7496954c6896b2c141902e7c17955289e3f49a0edf51ef0c1ca79dd7f40200a1

$ docker run -d --name redis --net backend -p "6379:6379" -e reschedule:on-node-failure redis
5ecdae84a93ced4406ba2b46e8709069c8651e1a59558a479521d9eb4c00b12e

$ docker ps -l
CONTAINER ID        IMAGE               COMMAND                  CREATED             STATUS              PORTS                           NAMES

etoews

$ eval $(carina env old)

$ export DOCKER_CERT_PATH_OLD=$DOCKER_CERT_PATH
$ export DOCKER_HOST_OLD=$DOCKER_HOST
$ export DOCKER_VERSION_OLD=$DOCKER_VERSION

$ eval $(carina env new)

$ docker create --name old-swarm-data --volume /etc/docker cirros

etoews

pip install python-openstackclient

openstack complete > .osc.bash_completion

echo "source $HOME/.osc.bash_completion" >> $HOME/.profile
source $HOME/.profile

cat <<EOF > $HOME/rackspace.env
export OS_AUTH_URL=https://identity.api.rackspacecloud.com/v2.0/
export OS_REGION_NAME=IAD

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version: '2'

services:
  elasticsearch:
    container_name: elasticsearch
    image: elasticsearch:2.3
    restart: unless-stopped
    networks:
      - logging
    expose: