#!/bin/bash

# Prepares Jekyll ready to serve the zanata website locally with
# `jekyll serve --watch --config _dev_config.yml`

yum install -y ruby ruby-devel gcc nodejs

# yum prints "Complete!", so this indicates that the script is still going
# (gem does not produce any output for a while).
echo "Running gem install..."
gem install jekyll execjs

# This is required to allow Jekyll to watch enough files. Although there
# were less than 300 files in the project directory, it was giving an error
# which was fixed by increasing the watch files limit.
# For technical details, see:
#    https://github.com/guard/listen/wiki/Increasing-the-amount-of-inotify-watchers
echo "Increasing watch limit (so that `jekyll serve` can monitor enough files)."
echo fs.inotify.max_user_watches=524288 | sudo tee -a /etc/sysctl.conf && sudo sysctl -p