jenciso

Kubectl output options

Let's look at some basic kubectl output options.

Our intention is to list nodes (with their AWS InstanceId) and Pods (sorted by node).

We can start with:

kubectl get no

jenciso

FROM ruby:alpine

RUN apk add build-base && \
    rm -rf /var/cache/apk/*

RUN mkdir /app
COPY . /app/

WORKDIR /app
RUN bundle install

jenciso

package hello;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.context.junit4.SpringRunner;
import org.springframework.test.web.servlet.MockMvc;

jenciso

package hello;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

@SpringBootApplication
public class App {

    public static void main(String[] args) {
        SpringApplication.run(App.class, args);

jenciso

plugins {
    // Apply the java plugin to add support for Java
    id 'java'

    // Apply the application plugin to add support for building a CLI application.
    id 'application'

    // Spring Boot plugins
    id 'org.springframework.boot' version '2.0.5.RELEASE'
    id 'io.spring.dependency-management' version '1.0.7.RELEASE'

jenciso

curl -fLo ~/.vim/autoload/plug.vim --create-dirs \
  https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
  
cat << 'EOF' > ~/.vimrc
syntax on
filetype plugin indent on

call plug#begin('~/.vim/plugged')
Plug 'morhetz/gruvbox'
Plug 'sainnhe/gruvbox-material'

jenciso

sudo amazon-linux-extras install -y epel
sudo yum install -y ansible

mkdir ~/ansible

cat << 'EOF' > ~/.ansible.cfg
[defaults]
inventory=~/ansible/hosts
roles_path= ~/ansible/roles
retry_files_enabled=False

jenciso

sudo amazon-linux-extras install -y docker
sudo systemctl enable docker && sudo systemctl start docker
sudo usermod -a -G docker ec2-user
sudo curl -L "https://github.com/docker/compose/releases/download/1.28.6/docker-compose-$(uname -s)-$(uname -m)" -o /usr/bin/docker-compose
sudo chmod +x /usr/bin/docker-compose

jenciso

sudo yum install -y yum-utils

sudo yum-config-manager \
    --add-repo \
    https://download.docker.com/linux/centos/docker-ce.repo
    
sudo yum install -y docker-ce docker-ce-cli containerd.io
sudo systemctl start docker && sudo systemctl enable docker

sudo curl -L "https://github.com/docker/compose/releases/download/1.29.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/bin/docker-compose

jenciso

Some Jenkinsfile examples