raafa16 / linux-server-provision

Step-by-step commands to setup a linux (Ubuntu 18.04) server to deploy a Rails 5 app.

Linux server provisioning script to deploy a rails 5 app.

Verified on Ubuntu 18.04

1) !/bin/bash

set -e

2) install locale

3) updating system

apt-get update

apt-get upgrade -y

apt-get dist-upgrade -y

apt-get autoremove -y

apt-get -y install build-essential zlib1g-dev libssl-dev libreadline-dev libcurl4-openssl-dev

apt-get install -y git-core

4) install rbenv

git clone git://github.com/rbenv/rbenv.git /usr/local/rbenv

echo 'export RBENV_ROOT=/usr/local/rbenv' >> /etc/profile.d/rbenv.sh

echo 'export PATH="$RBENV_ROOT/bin:$PATH"' >> /etc/profile.d/rbenv.sh

echo 'eval "$(rbenv init -)"' >> /etc/profile.d/rbenv.sh

chmod +x /etc/profile.d/rbenv.sh

mkdir -p $RBENV_ROOT/plugins

git clone https://github.com/rbenv/ruby-build.git $RBENV_ROOT/plugins/ruby-build

source /etc/profile.d/rbenv.sh

rbenv install 2.5.3

rbenv global 2.5.3

gem install bundler --no-ri --no-rdoc

rbenv rehash

5) install nginx

add-apt-repository ppa:nginx/stable --yes apt-get -y update apt-get -y install nginx

6) install nodejs

curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash -

sudo apt-get install -y nodejs

7) create deployer user

useradd deployer -m -s /bin/bash

usermod -a -G sudo deployer

mkdir /home/deployer/.ssh

vim /home/deployer/.ssh/authorized_keys # add your public key to authorized_keys

chown -R deployer:deployer /home/deployer/.ssh

chmod 400 /home/deployer/.ssh/authorized_keys

echo 'gem: --no-ri --no-rdoc' > /home/deployer/.gemrc

8) setup ufw

ufw --force enable

ufw allow ssh

ufw allow http

ufw allow https

9) sudonopassword

vim /etc/sudoers.d/deployer

deployer ALL=NOPASSWD:/bin/rm /etc/nginx/sites-enabled/default

deployer ALL=NOPASSWD:/bin/ln -nfs /home/deployer/* /etc/nginx/sites-enabled/*

deployer ALL=NOPASSWD:/bin/ln -nfs /home/deployer/* /etc/init.d/*

deployer ALL=NOPASSWD:/bin/ln -nfs /home/deployer/* /etc/logrotate.d/*

deployer ALL=NOPASSWD:/etc/init.d/nginx

deployer ALL=NOPASSWD:/etc/init.d/puma_{ app_name }_{ env } # change "app_name" to your app's name and "env" to environment such as staging/production

10) file write finished

chown root:root /etc/sudoers.d/deployer

chmod 0440 /etc/sudoers.d/deployer

11) installing postgres

sudo apt-get install postgresql postgresql-contrib libpq-dev

12) enter postgres console to create user and database

sudo su - postgres

createuser --pwprompt deployer

createdb -O deployer app_name_production # change "app_name" to your app's name which we'll also use later on

exit