Installs node and yarn on an arm64 (armv8) OS (Jetson Nano)

install-node-yarn-arm.sh

#!/bin/bash
set -e
## Check for versions compiled with ARM at http://nodejs.org/dist/
## Inspired by http://oskarhane.com/raspberry-pi-install-node-js-and-npm/
## Fill in the Node Version here:
##########################################################################

NODE_VERSION="v12.16.1"

##########################################################################

#Get it
wget http://nodejs.org/dist/${NODE_VERSION}/node-${NODE_VERSION}-linux-arm64.tar.xz

#unpack
tar -xf node-${NODE_VERSION}-linux-arm64.tar.xz

mkdir /opt/node

#Copy to the dir you made as the first step
cp -rf node-${NODE_VERSION}-linux-arm64/* /opt/node

rm -rf node-${NODE_VERSION}-linux-arm64*

#Add node to your path so you can call it with just "node"
#Add these lines to the file you opened

EXPORT_PATH="export PATH=\$PATH:/opt/node/bin"

if ! grep -Fx "$EXPORT_PATH" ~/.profile >/dev/null 2>/dev/null; then
    echo "Updating" ~/.profile

    echo >> ~/.profile # add newline
    echo "$EXPORT_PATH" >> ~/.profile
fi

source ~/.profile

# linking for sudo node (TO FIX THIS - NODE DOES NOT NEED SUDO!!)
ln -fns /opt/node/bin/node /usr/bin/node
ln -fns /opt/node/lib/node /usr/lib/node
ln -fns /opt/node/bin/npm /usr/bin/npm
ln -fns /opt/node/bin/node-waf /usr/bin/node-waf

#Test
if ! [ -x "$(command -v node)" ]; then
  echo 'Error: node did not install properly' >&2
  exit 1
fi

if ! [ -x "$(command -v npm)" ]; then
  echo 'Error: npm did not install properly' >&2
  exit 1
fi

echo "installed node@$(node -v)"
echo "installed npm@$(npm -v)"

# Install Yarn
curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add -
echo "deb https://dl.yarnpkg.com/debian/ stable main" | tee /etc/apt/sources.list.d/yarn.list

apt update && apt -y install yarn

EXPORT_PATH="export PATH=\$PATH:/opt/yarn-[version]/bin"

if ! grep -Fx "$EXPORT_PATH" ~/.profile >/dev/null 2>/dev/null; then
    echo "Updating" ~/.profile

    echo >> ~/.profile # add newline
    echo "$EXPORT_PATH" >> ~/.profile
fi

source ~/.profile

#Test
if ! [ -x "$(command -v yarn)" ]; then
  echo 'Error: yarn did not install properly' >&2
  exit 1
fi

echo "installed yarn@$(yarn -v)"