Use old behavior of attr_encrypted

config/initializers/encryptor.rb

@@ -0,0 +1,7 @@
+Encryptor.default_options.merge!(
+  algorithm: 'aes-256-cbc',
+  insecure_mode: true
+  #key: Base64.decode64('Is995f6zy+tKE4/tnCG73I7XzNAiFNWQBdBDmzEb6OI='),
+  #iv: Base64.decode64('FOIbqxLbDwh4P+d9'),
+  #salt: Base64.decode64('0zUIh/CiVIE3ERfl8Z4F1YjWYlvvUIf21B0tL0QrBxMKKEK9R1Hs992hLp7AMOqy0USY99TndZekUv+vAcy+rKakMio0KlvmU/oWgreTOBE3nDYoPoxSKmGtkQLP7lXZkBlkd5/5YhgiMjP8cYgv+L9PZMRLEiUgh8AIRUGNkm4=')
+)

lib/tasks/openssl.rake

@@ -0,0 +1,13 @@
+namespace :openssl do
+  desc "Generate Base64 encoded bytes for application.yml"
+  task generate: :environment do
+    {
+      ENCRYPT_SECRET_KEY: 32,
+      ENCRYPT_IV: 12,
+      ENCRYPT_SALT: 128
+    }.each do |k, length|
+      value = Base64.encode64(SecureRandom.random_bytes(length)).delete("\n")
+      puts "#{k}: '#{value}'"
+    end
+  end
+end