Base Image Setup

base-image-setup.sh

#!/bin/bash
# 
# This is meant for setting up a base image in Cubic for homelab
# bootstrapping. 
#
# Installing:
#   apt-get update -y && apt-get install -y curl wget
#   bash <(curl -L $GIST_URL)
#

# create user
if getent passwd rossedman > /dev/null 2>&1; then
  echo "==> user already exists"
else
  adduser --disabled-password --gecos "" rossedman
fi

# setup ssh directory
if [ ! -d /home/rossedman/.ssh ]; then
  mkdir -p /home/rossedman/.ssh
fi

# get ssh keys from github
if [ ! -f /home/rossedman/.ssh/authorized_keys ]; then
  touch /home/rossedman/.ssh/authorized_keys
  curl https://github.com/rossedman.keys >> /home/rossedman/.ssh/authorized_keys
fi

chown -R rossedman:rossedman /home/rossedman
chmod 700 /home/rossedman/.ssh && chmod 600 /home/rossedman/.ssh/*

# setup sudoers
if grep -q "rossedman" /etc/sudoers; then
  echo "==> already in sudoers file"
else
  echo "rossedman ALL=(ALL) NOPASSWD: ALL" | tee --append /etc/sudoers
fi

# set timezone
timedatectl set-timezone America/Chicago

# install puppet
wget https://apt.puppetlabs.com/puppetlabs-release-pc1-xenial.deb
dpkg -i puppetlabs-release-pc1-xenial.deb

# install packages
apt-get update -y &&
apt-get install -y \
  apt-transport-https \
  bridge-utils \
  ca-certificates \
  puppet-agent \
  puppetserver \
  software-properties-common \
  vim \
  qemu-kvm \
  libvirt-bin

# install docker
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | apt-key add -
add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
apt-get update -y && apt-get install -y docker-ce=$(apt-cache madison docker-ce | grep 17.03 | head -1 | awk '{print $3}')

# install kubectl
curl -LO https://storage.googleapis.com/kubernetes-release/release/$(curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt)/bin/linux/amd64/kubectl
mv kubectl /usr/local/bin/kubectl
chmod +x /usr/local/bin/kubectl

# set docker group
usermod -aG docker rossedman

# services
systemctl enable docker

# cleanup
rm puppetlabs-release-pc1-xenial.deb