Ruby installation on WSL2 + Ubuntu 20.04

Personal notes

Installation of required libraries

sudo apt-get update
sudo apt-get upgrade -y
sudo apt-get install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline-dev zlib1g zlib1g-dev imagemagick git
sudo apt-get install -y nodejs npm
sudo apt-get install -y sqlite3 libsqlite3-dev
sudo apt-get install -y libmariadb-dev
sudo apt-get install -y libmysqlclient-dev

Yarn installation

curl -sS | sudo apt-key add -
echo "deb stable main" | sudo tee /etc/apt/sources.list.d/yarn.list
sudo apt-get update
sudo apt-get install yarn -y

Install Ruby

git clone ~/.rbenv
echo '[ -f "$HOME/.profile" ] && source "$HOME/.profile"' >> ~/.bash_profile
echo '[ -f "$HOME/.bashrc" ] && source "$HOME/.bashrc"' >> ~/.bash_profile
echo 'export PATH="$HOME/.rbenv/bin:$PATH"' >> ~/.bash_profile
source ~/.bash_profile
~/.rbenv/bin/rbenv init
echo 'eval "$(rbenv init -)"' >> ~/.bash_profile
source ~/.bash_profile


rbenv -v

Install ruby-build

mkdir -p "$(rbenv root)"/plugins
git clone "$(rbenv root)"/plugins/ruby-build

install ruby

rbenv install -l
rbenv install 2.6.6

Confirmation of installed ruby

rbenv global 2.6.6
ruby -v

Drive mount settings

sudo tee /etc/wsl.conf <<EOF >/dev/null
options = "metadata"

~~echo 'export PATH="(echo "PATH" | sed -r -e '"'"'s;:/mnt/[^:]+;;g'"'"')"' >> ~/.bash_profile~~ ~~source ~/.bash_profile~~

However, if you do the above, the PATH such as VS Code will also be changed. .. ..


Insecure world writable dir ... warning on WSL Ubuntu console

Restart Windows for the settings to take effect

Install bundle

gem install bundle

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