stack-orchestrator/scripts/quick-install-ubuntu.sh

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#!/usr/bin/env bash
if [[ -n "$CERC_SCRIPT_DEBUG" ]]; then
set -x
fi
install_dir=~/bin
# First display a reasonable warning to the user unless run with -y
if ! [[ $# -eq 1 && $1 == "-y" ]]; then
echo "**************************************************************************************"
echo "This script requires sudo privilege. It installs Laconic Stack Orchestrator"
echo "into: ${install_dir}. It also *removes* any existing docker installed on"
echo "this machine and then installs the latest docker release as well as other"
echo "required packages."
echo "Only proceed if you are sure you want to make those changes to this machine."
echo "**************************************************************************************"
read -p "Are you sure you want to proceed? " -n 1 -r
echo
if [[ ! $REPLY =~ ^[Yy]$ ]]; then
exit 1
fi
fi
# This script assumes root permissions on a fresh Ubuntu Digital Ocean droplet
# with these recommended specs: 16 GB Memory / 8 Intel vCPUs / 320 GB Disk
# TODO:
# Check python3 is available
# Check machine resources are sufficient
# dismiss the popups
export DEBIAN_FRONTEND=noninteractive
## https://docs.docker.com/engine/install/ubuntu/
## https://superuser.com/questions/518859/ignore-packages-that-are-not-currently-installed-when-using-apt-get-remove1
packages_to_remove="docker docker-engine docker.io containerd runc"
installed_packages_to_remove=""
for package_to_remove in $(echo $packages_to_remove); do
$(dpkg --info $package_to_remove &> /dev/null)
if [[ $? -eq 0 ]]; then
installed_packages_to_remove="$installed_packages_to_remove $package_to_remove"
fi
done
# Enable stop on error now, since we needed it off for the code above
set -euo pipefail ## https://vaneyckt.io/posts/safer_bash_scripts_with_set_euxo_pipefail/
if [[ -n "${installed_packages_to_remove}" ]]; then
echo "**************************************************************************************"
echo "Removing existing docker packages"
sudo apt -y remove $installed_packages_to_remove
fi
echo "**************************************************************************************"
echo "Installing dependencies"
sudo apt -y update
# laconic-so depends on jq
sudo apt -y install jq
# laconic-so depends on git
sudo apt -y install git
# curl used below
sudo apt -y install jq
# docker repo add depends on gnupg and updated ca-certificates
sudo apt -y install ca-certificates gnupg
# Add dockerco package repository
sudo mkdir -m 0755 -p /etc/apt/keyrings
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
echo \
"deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
"$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" | \
sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
# Penny in the update jar
sudo apt -y update
echo "**************************************************************************************"
echo "Installing docker"
sudo apt -y install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
# Allow the current user to use Docker
sudo usermod -aG docker $USER
echo "**************************************************************************************"
echo "Installing laconic-so"
# install latest `laconic-so`
install_filename=${install_dir}/laconic-so
mkdir -p ${install_dir}
curl -L -o ${install_filename} https://github.com/cerc-io/stack-orchestrator/releases/latest/download/laconic-so
chmod +x ${install_filename}
echo "**************************************************************************************"
# Check if our PATH line is already there
path_add_command="export PATH=\$PATH:${install_dir}"
if ! grep -q "${path_add_command}" ~/.profile
then
echo "Adding this line to the end of ~/.profile:"
echo ${path_add_command}
echo ${path_add_command} >> ~/.profile
fi
echo "**************************************************************************************"
# PATH set here for commands run in this script
export PATH=$PATH:${install_dir}
echo Installed laconic-so version: $(laconic-so version)
echo "**************************************************************************************"
echo "The Laconic Stack Orchestrator program laconic-so has been installed at ${install_filename}"
echo "The directory ${install_dir} has been added to PATH in *new* shells via ~/.profile"
echo "**************************************************************************************"
# Message the user to check docker is working for them
echo "Please log in again (docker will not work in this current shell) then:"
echo "test that docker is correctly installed and working for your user by running the"
echo "command below (it should print a message beginning \"Hello from Docker!\"):"
echo
echo "docker run hello-world"
echo