discourse.sh

#!/bin/bash --login
if [[ "$1" == "setup" ]]; then
	sudo -su discourse /bin/bash --login <<'EOF'
	cd /var/www/discourse
	RUBY_GC_MALLOC_LIMIT=90000000 RAILS_ENV=production bundle exec rake db:migrate
	RUBY_GC_MALLOC_LIMIT=90000000 RAILS_ENV=production bundle exec rake assets:precompile
EOF
elif [[ "$1" == "start" ]]; then
	sudo -su discourse /bin/bash --login <<'EOF'
	RUBY_GC_MALLOC_LIMIT=90000000 RAILS_ROOT=/var/www/discourse RAILS_ENV=production NUM_WEBS=2 bluepill --no-privileged -c ~/.bluepill load /var/www/discourse/config/discourse.pill
EOF
elif [[ "$1" == "redis-server" ]]; then
	sudo apt-add-repository -y ppa:rwky/redis
	sudo apt-get update
	sudo apt-get -y install redis-server
else
	sudo tasksel install openssh-server
	# Install deps
	sudo apt-get -y install build-essential libssl-dev libyaml-dev git libtool libxslt-dev libxml2-dev libpq-dev gawk curl pngcrush imagemagick python-software-properties postfix

	sudo apt-get remove '^nginx.*$'
	cat <<'EOF' | sudo tee /etc/apt/sources.list.d/nginx.list
	deb http://nginx.org/packages/ubuntu/ precise nginx
	deb-src http://nginx.org/packages/ubuntu/ precise nginx
EOF
	curl http://nginx.org/keys/nginx_signing.key | sudo apt-key add -
	sudo apt-get update && sudo apt-get -y install nginx

	sudo adduser --shell /bin/bash --gecos 'Discourse application' discourse
	sudo install -d -m 755 -o discourse -g discourse /var/www/discourse

	sudo -su discourse /bin/bash --login <<'EOF'
	# Install RVM
	curl -s -S -L https://get.rvm.io | bash -s stable

	# Refresh your profile
	. ~/.rvm/scripts/rvm

	rvm --autolibs=read-fail requirements
	read -p "The above line should say \"Requirements installation successful\". If it doesn't, quit this script and install the missing packages. Otherwise, press enter to continue"
	##todo: start from here if cancelled

	rvm install 2.0.0
	rvm use 2.0.0 --default
	gem install bundler

	git clone git://github.com/discourse/discourse.git /var/www/discourse
	cd /var/www/discourse
	git checkout latest-release
	bundle install --deployment --without test

	gem install bluepill
	echo 'alias bluepill="NOEXEC_DISABLE=1 bluepill --no-privileged -c ~/.bluepill"' >> ~/.bash_aliases
	rvm wrapper $(rvm current) bootup bluepill
	rvm wrapper $(rvm current) bootup bundle
EOF

	## Todo: how are we handing configs?
	cd /var/www/discourse/config
	cp discourse_quickstart.conf discourse.conf
	cp discourse.pill.sample discourse.pill
	echo "Installation is complete. Edit discourse.conf, database.yml and discourse.pill in /var/www/discourse/config with database details, then run ./discourse.sh setup"

fi