Modified white ip form and created mailer

app/controllers/repp/v1/base_controller.rb

@@ -130,6 +130,11 @@ module Repp
         render(json: @response, status: :unauthorized)
       end
 
+      def render_unauthorized_response
+        @response = { code: 2202, message: I18n.t('registrar.authorization.ip_not_allowed', ip: request.ip) }
+        render json: @response, status: :unauthorized
+      end
+
       def webclient_request?
         return false if Rails.env.test? || Rails.env.development?
 
@@ -144,8 +149,7 @@ module Repp
         webclient_cn = ENV['webclient_cert_common_name'] || 'webclient'
         return if request_name == webclient_cn
 
-        @response = { code: 2202,
-                      message: I18n.t('registrar.authorization.ip_not_allowed', ip: request.ip) }
+        @response = { code: 2202, message: 'Invalid webclient certificate' }
 
         render(json: @response, status: :unauthorized)
       end

app/controllers/repp/v1/white_ips_controller.rb

@@ -31,28 +31,34 @@ module Repp
           return
         end
 
+        notify_admins if @white_ip.interfaces.include? WhiteIp::API
         render_success(data: { ip: { id: @white_ip.id } })
       end
 
       api :PUT, '/repp/v1/white_ips/:id'
       desc 'Update whitelisted IP address'
       def update
+        api = @white_ip.interfaces.include? WhiteIp::API
         unless @white_ip.update(white_ip_params)
           handle_non_epp_errors(@white_ip)
           return
         end
 
+        notify_admins if @white_ip.interfaces.include? WhiteIp::API
+        notify_admins if api && !@white_ip.interfaces.include?(WhiteIp::API)
         render_success(data: { ip: { id: @white_ip.id } })
       end
 
       api :DELETE, '/repp/v1/white_ips/:id'
       desc 'Delete a specific whitelisted IP address'
       def destroy
+        ip = @white_ip
         unless @white_ip.destroy
           handle_non_epp_errors(@white_ip)
           return
         end
 
+        notify_admins(ip: ip, action: 'deleted') if ip.interfaces.include?(WhiteIp::API)
         render_success
       end
 
@@ -65,6 +71,19 @@ module Repp
       def white_ip_params
         params.require(:white_ip).permit(:address, interfaces: [])
       end
+
+      def notify_admins(ip: @white_ip, action: 'updated')
+        admin_users_emails = User.admin.pluck(:email).reject(&:blank?)
+
+        return if admin_users_emails.empty?
+
+        admin_users_emails.each do |email|
+          WhiteIpMailer.with(email: email, api_user: current_user,
+                             white_ip: ip)
+                       .send("api_ip_address_#{action}")
+                       .deliver_now
+        end
+      end
     end
   end
 end