ya no hace falta emparchar

app/controllers/application_controller.rb

@@ -2,9 +2,12 @@
 
 class ApplicationController < ActionController::Base
   before_action :authenticate_user!
+
   def require_user
     redirect_to root_path unless current_user
   end
+
   def index
+    redirect_to blazer_path
   end
 end

app/controllers/readings_controller.rb

@@ -42,11 +42,22 @@ class ReadingsController < ActionController::API
     head :bad_request
   end
 
-  # Registra una Raspberry junto con su llave pública
+  # Registra una Raspberry junto con su llave pública.
+  #
+  # Como el número de serie se agregó después, queremos migrar ad-hoc
+  # las Raspberries que fueron registradas por su nombre y asociarles el
+  # número de serie apenas empiecen a actualizarse los nodemecu.
   def raspberry
-    @raspberry ||= Raspberry.find_or_create_by!(name: params[:controller_id]).tap do |r|
-      r.public_keys.find_or_create_by(content: request.headers[:'X-Public-Key'])
-    end
+    @raspberry ||= begin
+                     r   = Raspberry.find_by(serial_number: params[:serial_number])
+                     r ||= Raspberry.find_by(name: params[:controller_id])
+                     r.tap do |r|
+                       r.name = params[:controller_id]
+                       r.serial_number = params[:serial_number]
+                       r.public_keys.find_or_create_by(content: params[:public_key])
+                       r.save
+                     end
+                   end
   end
 
   # Procesa la transacción

app/models/raspberry.rb

@@ -5,6 +5,6 @@ class Raspberry < ApplicationRecord
   has_many :arduinos
   has_many :public_keys
 
-  validates_presence_of :name
-  validates_uniqueness_of :name
+  validates_presence_of :name, :serial_number
+  validates_uniqueness_of :serial_number
 end

db/migrate/20220314201955_add_serial_number_to_raspberry.rb

@@ -0,0 +1,18 @@
+# frozen_string_literal: tru
+
+# Agrega el número de serie de cada RPi
+class AddSerialNumberToRaspberry < ActiveRecord::Migration[6.1]
+  def up
+    add_column :raspberries, :serial_number, :string
+
+    remove_index :raspberries, :name
+    add_index :raspberries, :serial_number, unique: true
+  end
+
+  def down
+    remove_index :raspberries, :serial_number
+    add_index :raspberries, :name, unique: true
+
+    remove_column :raspberries, :serial_number
+  end
+end

rubygems-platform-musl.patch

@@ -1,14 +0,0 @@
---- rubygems.rb.orig
-+++ rubygems.rb
-@@ -764,10 +764,7 @@
-   def self.platforms
-     @platforms ||= []
-     if @platforms.empty?
--      # XXX: Patched to avoid installing platform-specific gems with binaries
--      # linked against glibc.
--      @platforms = [Gem::Platform::RUBY]
--      #@platforms = [Gem::Platform::RUBY, Gem::Platform.local]
-+      @platforms = [Gem::Platform::RUBY, Gem::Platform.local]
-     end
-     @platforms
-   end