#!/bin/sh

# Change this to where you want to install. $HOME
# is probably a bad choice if it needs to be maintained
# by a group of people

# This was developed on Ubuntu 18.04 LTS on Google Cloud

INSTALL_ROOT=$HOME

# Prepare instance (or machine) with Docker, docker-compose, python

sudo apt-get update > /dev/null
sudo apt-get install -y git \
                        build-essential \
                        nginx \
                        python-dev

# Needed module for system python
wget https://bootstrap.pypa.io/get-pip.py
sudo /usr/bin/python get-pip.py
sudo pip install ipaddress
sudo pip install oauth2client


# Install Docker dependencies
sudo apt-get install -y \
    apt-transport-https \
    ca-certificates \
    curl \
    gnupg-agent \
    software-properties-common

# Add docker key server
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
# OK

# $ sudo apt-key fingerprint 0EBFCD88
# pub   rsa4096 2017-02-22 [SCEA]
#       9DC8 5822 9FC7 DD38 854A  E2D8 8D81 803C 0EBF CD88
# uid           [ unknown] Docker Release (CE deb) <docker@docker.com>
# sub   rsa4096 2017-02-22 [S]

# Add stable repository
sudo add-apt-repository \
   "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
   $(lsb_release -cs) \
   stable"

# Install Docker!
sudo apt-get update &&
sudo apt-get install -y docker-ce docker-ce-cli containerd.io

# test, you will still need sudo
sudo docker run hello-world

# Docker group should already exist
# sudo groupadd docker

#make sure to add all users that will maintain / use the registry
sudo usermod -aG docker "$USER"

# Docker-compose
sudo apt -y install docker-compose

# Note that you will need to log in and out for changes to take effect

if [ ! -d "$INSTALL_ROOT"/sregistry ]; then
    cd "$INSTALL_ROOT"

    # if you need to install a specific branch
    # git clone -b <branch> https://www.github.com/singularityhub/sregistry.git

    # otherwise production
    git clone https://www.github.com/singularityhub/sregistry.git

    cd sregistry
    docker build -t quay.io/vanessa/sregistry .
    docker-compose up -d
fi