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AstmDesign/install_rails_5.2_ruby2.6.sh

Created May 11, 2020 09:37
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install_rails_5.2_ruby2.6.sh
#!/bin/bash
#
# Install Rails 5.2.4 & Ruby 2.6.4 server environment
# Created by Astm Ali | https://github.com/astmdesign
#
clear
echo "$(tput setaf 201)--------------------------------"
echo "Install Rails 5.2.4 & Ruby 2.6.4 server environment As $(whoami) user"
echo "-------------------------------- $(tput setaf 0)"
# Define my variables
export deployer_user="deploy"
export postgres_user="postgres"
export domain="$(dig +short myip.opendns.com @resolver1.opendns.com)"
export app_name="sprinteg"
export db_user="sprinteg"
export db_name="sprinteg_production"
export shared_folder_path="/home/$deployer_user/$app_name/shared"
echo -e "\n$(tput setaf 1)################## Update apt ################## $(tput setaf 0)"
apt-get update
# Create deployer user if it not found
if grep "$deployer_user" /etc/passwd
then
echo -e "\n$(tput setaf 1) $deployer_user user already exist: use su $deployer_user to login with it $(tput setaf 0)"
# Check if it the postgres user
if [[ $(whoami) == "$postgres_user" ]]
then
echo -e "\n$(tput setaf 1)################## Create DB user ################## $(tput setaf 0)"
createuser --pwprompt "$db_user"
echo -e "\n$(tput setaf 1)################## Create DB ################## $(tput setaf 0)"
createdb -O "$db_user" "$db_name"
# echo -e "\n$(tput setaf 1)################## Check the default PostgreSQL DB user ################## $(tput setaf 0)"
# psql # --> open console
# \du # --> show db users
# \l # --> List db
# psql --dbname=devops_production # --> login as deployer user
# \q
# Login as deployer linux user
su - "$deployer_user"
fi
else
echo -e "\n$(tput setaf 1)################## Add $deployer_user user ################## $(tput setaf 0)"
sudo adduser "$deployer_user"
adduser "$deployer_user" sudo
echo -e "\n$(tput setaf 1)################## Checking $deployer_user user ################## $(tput setaf 0)"
tail -n 1 /etc/passwd
fi
# Login with the deployer user if it not db user
if [[ $(whoami) == "$deployer_user" ]]
then
echo -e "\n$(tput setaf 1)################## Install Git ################## $(tput setaf 0)"
sudo apt-get install git -y
echo -e "\n$(tput setaf 1)################## Checking Git version ################## $(tput setaf 0)"
git version
echo -e "\n$(tput setaf 1)################## Install Rbenv ################## $(tput setaf 0)"
cd
rm -rf ~/.rbenv
git clone https://github.com/rbenv/rbenv.git ~/.rbenv
echo 'export PATH="$HOME/.rbenv/bin:$PATH"' >> ~/.bashrc
echo 'eval "$(rbenv init -)"' >> ~/.bashrc
export PATH="$HOME/.rbenv/bin:$PATH"
eval "$(rbenv init -)"
git clone https://github.com/rbenv/ruby-build.git ~/.rbenv/plugins/ruby-build
echo 'export PATH="$HOME/.rbenv/plugins/ruby-build/bin:$PATH"' >> ~/.bashrc
source ~/.bashrc
export PATH="$HOME/.rbenv/plugins/ruby-build/bin:$PATH"
rbenv rehash
echo -e "\n$(tput setaf 1)################## Checking the Rbenv version ################## $(tput setaf 0)"
rbenv -v
echo -e "\n$(tput setaf 1)################## Installing Ruby 2.6.4 ################## $(tput setaf 0)"
sudo apt-get update
sudo apt-get install -y build-essential libssl-dev libreadline-dev ruby-dev zlib1g-dev liblzma-dev
sudo apt-get install -y libyaml-dev libxml2-dev libxslt1-dev libcurl4-openssl-dev
sudo apt-get install -y software-properties-common libffi-dev yarn libmagickwand-dev
rbenv install 2.6.4
rbenv global 2.6.4
echo -e "\n$(tput setaf 1)################## Checking Ruby versions ################## $(tput setaf 0)"
rbenv versions
echo -e "\n$(tput setaf 1)################## Checking Ruby Global version ################## $(tput setaf 0)"
ruby -v
echo -e "\n$(tput setaf 1)################## Installing NodeJS ################## $(tput setaf 0)"
sudo apt-get install nodejs -y
echo -e "\n$(tput setaf 1)################## Checking NodeJs version ################## $(tput setaf 0)"
nodejs -v
echo -e "\n$(tput setaf 1)################## Installing Bundler ################## $(tput setaf 0)"
# disable parsing gem documentation
echo "gem: --no-document" > ~/.gemrc
gem uninstall bundler
gem install bundler -v 1.17.3
gem install bundler
gem update --system
echo -e "\n$(tput setaf 1)################## Installing Graphviz for ERD Gem ################## $(tput setaf 0)"
sudo apt-get install graphviz
echo -e "\n$(tput setaf 1)################## Checking Gem version ################## $(tput setaf 0)"
gem -v
echo -e "\n$(tput setaf 1)################## List installed Bundlers ################## $(tput setaf 0)"
gem list | grep bundler
echo -e "\n$(tput setaf 1)################## Checking default Bundler version ################## $(tput setaf 0)"
bundler -v
echo -e "\n$(tput setaf 1)################## Installing Rails ################## $(tput setaf 0)"
gem install rails -v 5.2.4
rbenv rehash
echo -e "\n$(tput setaf 1)################## Checking Rails version ################## $(tput setaf 0)"
rails -v
echo -e "\n$(tput setaf 1)################## Install Nginx & Passenger ################## $(tput setaf 0)"
sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 561F9B9CAC40B2F7
sudo apt-get install -y apt-transport-https ca-certificates
# Add Passenger APT repository
sudo sh -c 'echo deb https://oss-binaries.phusionpassenger.com/apt/passenger xenial main > /etc/apt/sources.list.d/passenger.list'
sudo apt-get update
# Install Passenger & Nginx
sudo apt-get install -y nginx-extras passenger
sudo service nginx start
# default -> /etc/nginx/sites-available/default
# Config nginx: sudo vim /etc/nginx/sites-enabled/default
nginx_default="server {
location /cable {
passenger_app_group_name fms;
passenger_force_max_concurrent_requests_per_process 0;
}
listen 80;
listen [::]:80 ipv6only=on;
# SSL configuration
#
# listen 443 ssl default_server;
# listen [::]:443 ssl default_server;
server_name $domain;
passenger_enabled on;
rails_env production;
root /home/$deployer_user/$app_name/current/public;
# redirect server error pages to the static page /50x.html
error_page 500 502 503 504 /50x.html;
location = /50x.html {
root html;
}
}"
touch "/home/$deployer_user/default"
sudo echo "$nginx_default" > "/home/$deployer_user/default"
sudo mv "/home/$deployer_user/default" /etc/nginx/sites-available/default
# Config nginx: sudo vim /etc/nginx/nginx.conf by Uncomment this line: include /etc/nginx/passenger.conf;
sudo sh -c 'echo "
user www-data;
worker_processes auto;
pid /run/nginx.pid;
events {
worker_connections 768;
# multi_accept on;
}
http {
##
# Basic Settings
##
sendfile on;
tcp_nopush on;
tcp_nodelay on;
keepalive_timeout 65;
types_hash_max_size 2048;
# server_tokens off;
# server_names_hash_bucket_size 64;
# server_name_in_redirect off;
include /etc/nginx/mime.types;
default_type application/octet-stream;
##
# SSL Settings
##
ssl_protocols TLSv1 TLSv1.1 TLSv1.2 TLSv1.3; # Dropping SSLv3, ref: POODLE
ssl_prefer_server_ciphers on;
##
# Logging Settings
##
access_log /var/log/nginx/access.log;
error_log /var/log/nginx/error.log;
##
# Gzip Settings
##
gzip on;
gzip_disable "msie6";
# gzip_vary on;
# gzip_proxied any;
# gzip_comp_level 6;
# gzip_buffers 16 8k;
# gzip_http_version 1.1;
# gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript;
##
# Phusion Passenger config
##
# Uncomment it if you installed passenger or passenger-enterprise
##
include /etc/nginx/passenger.conf;
##
# Virtual Host Configs
##
include /etc/nginx/conf.d/*.conf;
include /etc/nginx/sites-enabled/*;
}
# mail {
# # See sample authentication script at:
# # http://wiki.nginx.org/ImapAuthenticateWithApachePhpScript
#
# # auth_http localhost/auth.php;
# # pop3_capabilities "TOP" "USER";
# # imap_capabilities "IMAP4rev1" "UIDPLUS";
#
# server {
# listen localhost:110;
# protocol pop3;
# proxy on;
# }
#
# server {
# listen localhost:143;
# protocol imap;
# proxy on;
# }
#}
" > /etc/nginx/nginx.conf'
# Config nginx: sudo vim /etc/nginx/passenger.conf by Replace passenger_ruby line with this one passenger_ruby /home/deployer/.rbenv/shims/ruby;
nginx_passenger="
passenger_root /usr/lib/ruby/vendor_ruby/phusion_passenger/locations.ini;
# passenger_ruby /usr/bin/passenger_free_ruby;
passenger_ruby /home/$deployer_user/.rbenv/shims/ruby;"
touch "/home/$deployer_user/passenger.conf"
sudo echo "$nginx_passenger" > "/home/$deployer_user/passenger.conf"
sudo mv "/home/$deployer_user/passenger.conf" /etc/nginx/passenger.conf
# Checking nginx # if fail dubeg using: sudo journalctl -xe
sudo service nginx configtest
# restart nginx
sudo service nginx restart
echo -e "\n$(tput setaf 1)################## Checking Nginx version ################## $(tput setaf 0)"
nginx -v
echo -e "\n$(tput setaf 1)################## Checking Nginx status ################## $(tput setaf 0)"
sudo service nginx status
echo -e "\n$(tput setaf 1)################## Create app folders ################## $(tput setaf 0)"
mkdir -p "/home/$deployer_user/$app_name"
mkdir -p "$shared_folder_path/config"
mkdir -p "$shared_folder_path/log"
mkdir -p "$shared_folder_path/tmp/pids"
mkdir -p "$shared_folder_path/tmp/cache"
mkdir -p "$shared_folder_path/tmp/sockets"
mkdir -p "$shared_folder_path/vendor/bundle"
mkdir -p "$shared_folder_path/public/system"
mkdir -p "$shared_folder_path/public/uploads"
touch "$shared_folder_path/config/database.yml"
touch "$shared_folder_path/config/secrets.yml"
touch "$shared_folder_path/.env"
env_credentials="
POSTGRES_DB=$db_name
POSTGRES_USER=$db_user
POSTGRES_PASSWORD=123456
POSTGRES_HOST=localhost
RAILS_ENV=production
SECRET_KEY_BASE=
URL=$domain"
sudo echo "$env_credentials" > "$shared_folder_path/.env"
database_credentials="production:
adapter: postgresql
host: <%= ENV['POSTGRES_HOST']%>
database: <%= ENV['POSTGRES_DB'] %>
username: <%= ENV['POSTGRES_USER'] %>
password: <%= ENV['POSTGRES_PASSWORD'] %>
encoding: unicode
pool: 5"
sudo echo "$database_credentials" > "$shared_folder_path/config/database.yml"
secrets_credentials="production:
secret_key_base: <%= ENV['SECRET_KEY_BASE'] %>"
sudo echo "$secrets_credentials" > "$shared_folder_path/config/secrets.yml"
echo -e "\n$(tput setaf 1)################## Install PostgreSQL ################## $(tput setaf 0)"
sudo apt-get install postgresql postgresql-contrib libpq-dev -y
echo -e "\n$(tput setaf 1)################## Checking PostgreSQL version ################## $(tput setaf 0)"
pg_config --version
echo -e "\n$(tput setaf 1)################## Checking PostgreSQL status ################## $(tput setaf 0)"
sudo service postgresql start
sudo service postgresql status
echo -e "\n$(tput setaf 1)################## Checking PostgreSQL user ################## $(tput setaf 0)"
tail -n 5 /etc/passwd
echo -e "\n$(tput setaf 1)################## Add $deployer_user user publick key ################## $(tput setaf 0)"
mkdir -p "/home/$deployer_user/.ssh"
touch "/home/$deployer_user/.ssh/authorized_keys"
touch "/home/$deployer_user/.ssh/known_hosts"
sudo cp -r /root/.ssh/authorized_keys "/home/$deployer_user/.ssh/authorized_keys"
# For digitalocean notifications
sudo apt-get -y purge do-agent
sudo apt-get -y install do-agent
echo -e "\n$(tput setaf 1)################## Summary ################## $(tput setaf 0)"
echo "Git version:"
git version
echo "Rbenv version:"
rbenv -v
echo "Ruby version:"
ruby -v
echo "Nodejs version:"
nodejs -v
echo "Bundler version:"
bundler -v
echo "Gem version:"
gem -v
echo "Rails version:"
rails -v
echo "Nginx version:"
nginx -v
echo "PostgreSQL version:"
pg_config --version
echo -e "\n$(tput setaf 1) Login as postgres user: use su postgres to login with it $(tput setaf 0)"
sudo su - "$postgres_user"
fi
# First add the .env creadintails before using capistrano in deploy
# Generate sercret key locally and add it to .env file on the server
# Enter your app folder /home/$deployer_user/$app_name
# sudo apt install ruby-bundler -y
# run: bundle exec rake secret
# copy the output
# go to $shared_folder_path/.env
# set the production secret_key_base
# Restart the passenger app touch $shared_folder_path/tmp/restart.txt
# passenger-config restart-app /home/deploy/devops
# bundle exec rake db:migrate RAILS_ENV=production
# bundle exec rake db:seed RAILS_ENV=production
echo -e "\n$(tput setaf 21)################## Open on your browser $(dig +short myip.opendns.com @resolver1.opendns.com) ################## $(tput setaf 0)"
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