Added a malware sample file and call POST/GET/DELETE to verify the se…

…rvice

Gemfile

@@ -11,6 +11,7 @@ gem 'rails', '~> 5.1.2'
 gem 'mysql2'
 gem 'redis'
 gem 'redis-namespace'
+gem 'addressable'
 # Use Puma as the app server
 gem 'puma', '~> 3.7'
 # Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder

Gemfile.lock

@@ -38,6 +38,8 @@ GEM
       i18n (~> 0.7)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
+    addressable (2.5.1)
+      public_suffix (~> 2.0, >= 2.0.2)
     arel (8.0.0)
     ast (2.3.0)
     builder (3.2.3)
@@ -80,6 +82,7 @@ GEM
     parser (2.4.0.0)
       ast (~> 2.2)
     powerpack (0.1.1)
+    public_suffix (2.0.5)
     puma (3.9.1)
     rack (2.0.3)
     rack-test (0.6.3)
@@ -177,6 +180,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  addressable
   database_cleaner
   factory_girl_rails (~> 4.0)
   faker

app/controllers/concerns/exception_handler.rb

@@ -10,5 +10,9 @@ module ExceptionHandler
     rescue_from ActiveRecord::RecordInvalid do |e|
       json_response({ message: e.message }, :unprocessable_entity)
     end
+
+    rescue_from ActionController::RoutingError do |e|
+      json_response({ message: e.message }, :unprocessable_entity)
+    end
   end
 end

app/controllers/errors_controller.rb

@@ -0,0 +1,5 @@
+class ErrorsController < ApplicationController
+  def routing
+    json_response({ message: "wrong request" }, :bad_request)
+  end
+end

app/controllers/urlinfos_controller.rb

@@ -32,8 +32,8 @@ def create_by_url
   end
 
   def delete_by_url
-    Urlinfo.new.destroy_urlinfo_from_database(params)
-    head :no_content
+    lookup_result =Urlinfo.new.destroy_urlinfo_from_database(params)
+    json_response(lookup_result, :ok)
   end
 
   private

app/models/urlinfo.rb

@@ -13,6 +13,11 @@ def set_urlinfo_in_cache(url, malware)
     cache[url] = malware
   end
 
+  def del_urlinfo_from_cache(url, malware)
+    cache = get_cache_connection_by_url(url)
+    cache.del(url)
+  end
+
   def find_urlinfo_in_storage(params)
     param_url = generate_url_from_params(params)
     cached_value = get_url_in_cache(param_url)
@@ -51,9 +56,9 @@ def destroy_urlinfo_from_database(params)
       domain_name: params[:domain_name],
       query_string: params[:query_string]
     ).destroy_all
-    set_urlinfo_in_cache(param_url, false)
+    del_urlinfo_from_cache(param_url, false)
 
-    { url: param_url, data_source: 'cache', malware: false }
+    { url: param_url, data_source: 'none', malware: false }
   end
 
   private

config/routes.rb

@@ -19,4 +19,6 @@
     :domain_name => /[^\/]+/,
     :query_string => /[^\/]+/
   }
+
+  match '*a', :to => 'errors#routing', :via => [:get, :post, :delete]
 end