Validate DNS keys count

app/controllers/client/domains_controller.rb

@@ -32,6 +32,10 @@ class Client::DomainsController < ClientController
     end
   end
 
+  def show
+    @domain.all_dependencies_valid?
+  end
+
   def edit
     build_associations
   end
@@ -70,7 +74,7 @@ class Client::DomainsController < ClientController
       nameservers_attributes: [:id, :hostname, :ipv4, :ipv6, :_destroy],
       domain_contacts_attributes: [:id, :contact_type, :contact_id, :value_typeahead, :_destroy],
       domain_statuses_attributes: [:id, :value, :description, :_destroy],
-      dnskeys_attributes: [:id, :flags, :alg, :protocol, :public_key]
+      dnskeys_attributes: [:id, :flags, :alg, :protocol, :public_key, :_destroy]
     )
   end
 

app/models/domain.rb

@@ -49,6 +49,7 @@ class Domain < ActiveRecord::Base
   validate :validate_period
   validate :validate_nameservers_count
   validate :validate_admin_contacts_count
+  validate :validate_dnskeys_count
   validate :validate_nameservers_uniqueness
   validate :validate_tech_contacts_uniqueness
   validate :validate_admin_contacts_uniqueness
@@ -95,6 +96,13 @@ class Domain < ActiveRecord::Base
     errors.add(:admin_contacts, :out_of_range) if admin_contacts_count.zero?
   end
 
+  def validate_dnskeys_count
+    sg = SettingGroup.domain_validation
+    min, max = sg.setting(:dnskeys_min_count).value.to_i, sg.setting(:dnskeys_max_count).value.to_i
+    return if dnskeys.reject(&:marked_for_destruction?).length.between?(min, max)
+    errors.add(:dnskeys, :out_of_range, { min: min, max: max })
+  end
+
   def validate_nameservers_uniqueness
     validated = []
     nameservers.reject(&:marked_for_destruction?).each do |ns|
@@ -176,6 +184,7 @@ class Domain < ActiveRecord::Base
 
   def all_dependencies_valid?
     validate_nameservers_count
+    validate_dnskeys_count
     validate_admin_contacts_count
 
     errors.empty?

app/models/epp/epp_domain.rb

@@ -29,6 +29,12 @@ class Epp::EppDomain < Domain
             max: domain_validation_sg.setting(:ns_max_count).value
           }
         ],
+        [:dnskeys, :out_of_range,
+          {
+            min: domain_validation_sg.setting(:dnskeys_min_count).value,
+            max: domain_validation_sg.setting(:dnskeys_max_count).value
+          }
+        ],
         [:period, :out_of_range, { value: { obj: 'period', val: period } }]
       ],
       '2200' => [

app/models/ns_set.rb

@@ -1,5 +0,0 @@
-class NsSet < ActiveRecord::Base
-  belongs_to :registrar
-  has_many :domains
-  has_and_belongs_to_many :nameservers
-end

app/views/client/domains/form_partials/_dnskeys.haml

@@ -14,7 +14,7 @@
         .row
           .col-md-4
             .form-group
-              = key_fields.label :flags, t('shared.flag')
+              = key_fields.label :flags
               = key_fields.text_field :flags, class: 'form-control'
           .col-md-4
             .form-group