usutani

How to deploy a Rails 7.1 app with Postgres and Kamal on a single server

I think you have looked at the tutorial from Mr. Heinemeier Hansson at least once or twice and have a similar setup.

application

• ruby 3.2.2
• rails 7.1.3.2
• postgresql 15

server

usutani

{
  "version": "0.2.0",
  "configurations": [
    {
      "type": "rdbg",
      "name": "Debug Rails",
      "request": "launch",
      "cwd": "${workspaceRoot}",
      "script": "bin/rails server",
      "args": [],

usutani

# frozen_string_literal: true
# https://github.com/rails/rails/blob/main/guides/bug_report_templates/generic_gem.rb

require "bundler/inline"

gemfile(true) do
  source "https://rubygems.org"

  git_source(:github) { |repo| "https://github.com/#{repo}.git" }

usutani

# frozen_string_literal: true

# Rails: 私の好きなコード（5）永続化とロジックを絶妙にブレンドするActive Record（翻訳）
# https://techracho.bpsinc.jp/hachi8833/2023_04_18/127103
# Topic
#   has_many :entry_creators, -> { distinct }, through: :entries, source: :creator
#
# https://github.com/rails/rails/blob/main/guides/bug_report_templates/active_record_gem.rb
# Rename: Post(posts) => Topic(topics), Comment(comments) => Entry(entries)
# New: Creator(creators)

usutani

# frozen_string_literal: true

# Rails: 私の好きなコード（5）永続化とロジックを絶妙にブレンドするActive Record（翻訳）
# https://techracho.bpsinc.jp/hachi8833/2023_04_18/127103
# Topic
#   has_many :blocked_trackers, through: :entries, class_name: "Entry::BlockedTracker"
#
# https://github.com/rails/rails/blob/main/guides/bug_report_templates/active_record_gem.rb
# Rename: Post(posts) => Topic(topics), Comment(comments) => Entry(entries)
# New: Entry::BlockedTracker(entry_blocked_trackers)

usutani

# bundle add bcrypt
# rails g scaffold Account email password_digestx
# rails db:migrate
class Account < ApplicationRecord
  has_secure_password validations: false
  validate do |record|
    record.errors.add(:password, :blank) unless record.password_digest.present?
  end
  validates :password, format: { with: /\A[a-z0-9]+\z/i }, length: { in: 8..30 }, on: :create, unless: -> { password_digest.blank? }
  validates :password, format: { with: /\A[a-z0-9]+\z/i }, length: { in: 8..30 }, on: :update, allow_nil: true

usutani

web: bin/rails server -p 3000
redis: redis-server /usr/local/etc/redis.conf
worker: bundle exec sidekiq -q mailers

usutani

macOS 11.6
rails 7.0.0

brew install vips
brew install redis
redis-server /usr/local/etc/redis.conf

00:00 Scaffolding
rails new demo
cd demo

usutani

mkdir app/views/shared
touch app/views/shared/_turbo_stream_error_explanation.erb

usutani

bin/rails g stimulus reset_form

<% form_data = { controller: "reset-form", action: "turbo:submit-end->reset-form#reset" }%>
<%= form_with model: @message, data: form_data do |form| %>
  <%= form.text_field :body %>
  <%= form.submit %>
&lt;% end %&gt;