Ruby on Rails 6 : Install2021/09/22 |
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Install Ruby on Rails 6 to build Ruby Framework environment.
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| [2] | Install some other required packages. |
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root@dlp:~# apt -y install ruby2.7-dev build-essential libxml2 libxml2-dev libmariadb-dev zlib1g-dev libxslt-dev nodejs npm git
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| [3] | Install Rails 6. |
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root@dlp:~# gem install bundler root@dlp:~# gem install nokogiri -- --use-system-libraries root@dlp:~# gem install rails --version="~>6.0" root@dlp:~# rails -v Rails 6.1.4.1 |
| [4] | Create a sample application and make sure it works normally. Install MariaDB Server for this sample app, refer to here. |
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root@dlp:~# npm install --global yarn root@dlp:~# gem install mysql2 -- --with-mysql-config=/usr/bin/mariadb_config root@dlp:~# rails new SampleApp -d mysql root@dlp:~# cd SampleApp
root@dlp:~/SampleApp#
vi config/database.yml
default: &default
adapter: mysql2
encoding: utf8mb4
pool: <%= ENV.fetch("RAILS_MAX_THREADS") { 5 } %>
username: root # MariaDB connection user
password: password # MariaDB connection password
host: localhost
root@dlp:~/SampleApp#
vi config/application.rb
module SampleApp
class Application < Rails::Application
# Initialize configuration defaults for originally generated Rails version.
config.load_defaults 6.1
# line 13 : specify hosts
# if not specified, users can access to only [localhost] and IP address
# if allow all sub-domain, specify domain name like follows
config.hosts << ".srv.world"
# create sample application root@dlp:~/SampleApp# rails db:create Created database 'SampleApp_development' Created database 'SampleApp_test' root@dlp:~/SampleApp# rails generate scaffold testapp name:string title:string body:text root@dlp:~/SampleApp# rails db:migrate == 20210922072203 CreateTestapps: migrating =================================== -- create_table(:testapps) -> 0.2033s == 20210922072203 CreateTestapps: migrated (0.2038s) ==========================root@dlp:~/SampleApp# rails server --binding=0.0.0.0
=> Booting Puma
=> Rails 6.1.4.1 application starting in development
=> Run `bin/rails server --help` for more startup options
Puma starting in single mode...
* Puma version: 5.5.0 (ruby 2.7.4-p191) ("Zawgyi")
* Min threads: 5
* Max threads: 5
* Environment: development
* PID: 21307
* Listening on http://0.0.0.0:3000
Use Ctrl-C to stop
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| [5] | Access to the [http://(server's hostname or IP address):3000/] from a client computer. It's OK if following site is displayed normally. |
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| Access to [http://(server's hostname or IP address):3000/testapps/], then it's possible to use sample app like follows. |
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