Bash script to install Rancher Desktop 0.7.1 and Nerdctl automatically for OSX, Windows, and Linux

nerdctl-rancher-install.sh

#!/bin/bash

linux_install(){
	echo "Installing brew package manager. Required to install nerdctl..."
	/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"

	echo "Installing nerdctl..."
	brew install nerdctl

	echo "Downloading rancher-desktop to ~/rancher-desktop"
	rancher_url="https://github.com/rancher-sandbox/rancher-desktop/releases/download/v0.7.1/rancher-desktop-0.7.1-linux.zip"
	cd ~/
	curl $rancher_url -O -J -L
	unzip rancher-desktop-0.7.1-linux.zip -d ~/rancher-desktop
	cd ~/rancher-linux
	
	echo "Installations complete. Run ./rancher-desktop to start Rancher Desktop"
	echo "I recommend adding a Bash alias like \"alias docker=\$(nerdctl)\" to your ~/.bashrc or ~/.zshrc file for ease of use/transitioning"
	rm ~/rancher-desktop-0.7.1-linux.zip
}

windows_install(){
	echo "Downloading Rancher Desktop .exe file..."
	rancher_url="https://github.com/rancher-sandbox/rancher-desktop/releases/download/v0.7.1/Rancher.Desktop.Setup.0.7.1.exe"
	curl $rancher_url -O -J -L

	echo "Launching Rancher Desktop install. Press enter when completed. [Enter]:"
	./Rancher.Desktop.Setup.0.7.1.exe
	read -s -N 1 -t 1 key
	
	echo "Installing brew package manager. Required to install nerdctl..."
	/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
	echo 'eval "$(/home/linux/brew/.linuxbrew/bin/brew shellenv)"' >> ~/.profile
	eval "$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)"
	sudo apt-get install build-essential

	echo "Installing nerdctl..."
	brew install gcc nerdctl

	echo "Installations successful. Please use the command nerdctl rather than docker to start and manage images"
	rm ./Rancher.Desktop.Setup.0.7.1.exe
}

osx_install(){
	echo "Installing Rancher Desptop to /Applications..."
	rancher_url="https://github.com/rancher-sandbox/rancher-desktop/releases/download/v0.7.1/Rancher.Desktop-0.7.1-mac.x86_64.zip"
	curl $rancher_url -O -J -L
	sudo unzip Rancher.Desktop-0.7.1-mac.x86_64.zip /Applications

	echo "Installing brew package manager. Required to install nerdctl..."
	/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"

	echo "Installing lima (used to run nerdctl in VM)..."
	brew install lima

	echo "Starting lima..."
	limactl start

	echo "Installations successful. Nerdctl can be run like: lima nerdctl"
	echo "I recommend adding a Bash alias like \"alias docker=\$(lima nerdctl)\" and \"alias nerdctl=\$(lima nerdctl)\" to your ~/.bashrc or ~/.zshrc file for ease of use/transitioning"
	rm Rancher.Desktop-0.7.1-mac.x86_64.zip
}

if [[ "$OSTYPE" == "linux-gnu"* ]]; then
	if grep -qEi "(Microsoft|WSL)" /proc/version &> /dev/null ; then
		windows_install
	else
		linux_install
	fi
elif [[ "$OSTYPE" == "darwin"* ]]; then
	osx_install
fi