Installing production Rails, Postgres and Nginx on Ubuntu

README.md

Setting up Ruby, Rails, Nginx,and PostgreSQL 9 on Ubuntu 14.04 LTS

Last updated: 01 June 2015

Work in progress

sources:

• "https://www.digitalocean.com/community/articles/how-to-install-ruby-on-rails-on-ubuntu-12-04-lts-with-rbenv--2"
• "http://10kb.nl/blog/setup-and-keep-up-with-the-latest-versions-of-a-complete-rails-dev-stack"
• "http://gorails.com/setup/ubuntu/13.10"
• "https://gorails.com/deploy/ubuntu/14.04"

Fix the locale issue

• Edit /etc/default/locale as sudo.
• Append LC_ALL="en_GB.UTF-8" at the end of the file, save and quit.
• sudo locale-gen en_GB en_GB.UTF-8
• sudo dpkg-reconfigure locales

Install the necessary packages to install rbenv and build Ruby

• sudo apt-get update
• sudo apt-get -y install build-essential bison openssl libreadline6 libreadline6-dev curl git-core
• sudo apt-get -y install zlib1g zlib1g-dev libssl-dev libyaml-dev libsqlite3-0 libsqlite3-dev sqlite3
• sudo apt-get -y install libxml2-dev libxslt-dev autoconf libc6-dev ncurses-dev libcurl4-openssl-dev

Install rbenv

• cd

• git clone git://github.com/sstephenson/rbenv.git .rbenv

• echo 'export PATH="$HOME/.rbenv/bin:$PATH"' >> ~/.bashrc

• echo 'eval "$(rbenv init -)"' >> ~/.bashrc

• exec $SHELL

• git clone git://github.com/sstephenson/ruby-build.git ~/.rbenv/plugins/ruby-build

• echo 'export PATH="$HOME/.rbenv/plugins/ruby-build/bin:$PATH"' >> ~/.bashrc

• exec $SHELL

• git clone https://github.com/sstephenson/rbenv-gem-rehash.git ~/.rbenv/plugins/rbenv-gem-rehash

• git clone https://github.com/sstephenson/ruby-build.git ~/.rbenv/plugins/ruby-build

• git clone https://github.com/sstephenson/rbenv-vars.git ~/.rbenv/plugins/rbenv-vars

• source ~/.bashrc

Install Ruby

• rbenv install 2.2.0
• rbenv rehash
• rbenv global 2.2.0

Stop installing docs

• echo "gem: --no-ri --no-rdoc" > ~/.gemrc

Install Rails

• gem install bundler
• gem install rails -v 4.2.0
• rbenv rehash

Install Node.js

• sudo apt-get update
• sudo apt-get -y install nodejs
• sudo apt-get install npm

Install Passenger and nginx

Install Phusion's PGP key to verify packages

• gpg --keyserver keyserver.ubuntu.com --recv-keys 561F9B9CAC40B2F7
• gpg --armor --export 561F9B9CAC40B2F7 | sudo apt-key add -

Add HTTPS support to APT

• sudo apt-get install apt-transport-https

Add the passenger repository

• sudo sh -c "echo 'deb https://oss-binaries.phusionpassenger.com/apt/passenger trusty main' >> /etc/apt/sources.list.d/passenger.list"
• sudo chown root: /etc/apt/sources.list.d/passenger.list
• sudo chmod 600 /etc/apt/sources.list.d/passenger.list
• sudo apt-get update

Install nginx and passenger

• sudo apt-get install nginx-extras passenger

Install PostgreSQL

• sudo sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt/ $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list'
• wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -
• sudo apt-get update
• sudo apt-get -y install postgresql libpq-dev postgresql-contrib
• sudo passwd postgres and enter password 2 times
• su -l postgres
• psql

postgres=# ALTER USER postgres WITH PASSWORD 'secr3t';
ALTER ROLE
postgres=# CREATE ROLE postgres LOGIN CREATEDB
postgres-# \q

• Edit /etc/postgresql/9.4/main/pg_hba.conf and find this line:

# Database administrative login by Unix domain socket
local   all             postgres                                peer

• Change it to this:

# Database administrative login by Unix domain socket
local   all             postgres                                md5

• /etc/init.d/postgresql restart