setup.sh

#!/usr/bin/env sh

ANSIBLE_USER="ansible"
ANSIBLE_PUB_KEY="ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIMGGvMjigF1/Sm30OWfP/Fsh3jYyO26HRd2anCooO68K ansible"
GITHUB_GIST_URL="https://gist.githubusercontent.com/mbround18/f49c06af1fe4c6c420f5b99cbc5deb6f/raw/57b1280bea0a2086a8806b923c611f2577b50563/pub-key"

# Install Deps
apt-get update && apt-get install -y curl wget gosu openssh-server openssh-client sudo

# Initialize ssh
systemctl enable sshd
systemctl start sshd

# Add login creds
curl "${GITHUB_GIST_URL}" > ~/.ssh/authorized_keys

# Create the User
id -u ansible &>/dev/null || adduser --disabled-password ansible 

# Setup user
gosu ansible bash -c 'rm -rf ~/.ssh/authorized_keys'
gosu ansible bash -c 'mkdir -p ~/.ssh/'
gosu ansible bash -c "echo '${ANSIBLE_PUB_KEY}' > ~/.ssh/authorized_keys"