add proxy support option

Gemfile.lock

@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    fnsapi (1.1.2)
+    fnsapi (1.1.3)
       savon
 
 GEM

README.md

@@ -48,6 +48,7 @@ fnsapi_user_token = nil
 get_message_timeout = 60
 log_enabled = false
 logger = Logger.new($stdout)
+proxy_url = nil
 ```
 
 ### get message timeout
@@ -62,6 +63,12 @@ If this option id true, all SAVON logs will be written in logger.
 
 By default it's a `stdout` stream but if you use this gem with Rails application, logger will be configurated as `Rails.logger` automaticaly.
 
+### proxy_url
+
+By default is not set. FNS API check requests permissions by IP address, if you have multiple servers, you can set up yor own proxy server and make requests from him.
+Example: `'http://user:pass@host.domain:port'` or other formats supported by `savon gem`
+
+
 ## Usage
 
 There are two methods:

lib/fnsapi/base_service.rb

@@ -23,7 +23,8 @@ def client_params(additional_params = {})
         namespaces: namespaces,
         env_namespace: :soap,
         log: Fnsapi.configuration.log_enabled,
-        logger: Fnsapi.configuration.logger
+        logger: Fnsapi.configuration.logger,
+        proxy: Fnsapi.configuration.proxy_url
       }.merge(additional_params)
     end
 

lib/fnsapi/configuration.rb

@@ -11,7 +11,8 @@ class Configuration
                   :tmp_file_name,
                   :get_message_timeout,
                   :log_enabled,
-                  :logger
+                  :logger,
+                  :proxy_url
 
     attr_writer :fnsapi_user_token,
                 :fnsapi_master_key

lib/fnsapi/version.rb

@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Fnsapi
-  VERSION = '1.1.2'
+  VERSION = '1.1.3'
 end

spec/configuration_spec.rb

@@ -36,6 +36,10 @@
       expect(config.logger).to be_a(Logger)
     end
 
+    it 'returns correct value for default proxy url' do
+      expect(config.proxy_url).to be_nil
+    end
+
     context 'when used in Rails app' do
       before do
         class Rails; end
@@ -100,6 +104,12 @@ class Rails; end
       config.fnsapi_user_token = 'test'
       expect(config.fnsapi_user_token).to eq('test')
     end
+
+    it 'changes value for proxy_url' do
+      expect { config.proxy_url = 'http://user:pass@host:3128' }.to(
+        change { config.proxy_url }.from(nil).to('http://user:pass@host:3128')
+      )
+    end
   end
 
   describe 'required attributes' do