File 0006-CIDR-in-no_proxy.patch of Package ruby2.1

From fa32d7eba76b1deefb5f73cd43fc754947bb925b Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 13 Feb 2016 08:31:12 +0000
Subject: [PATCH 06/13] CIDR in no_proxy

* lib/uri/generic.rb (URI::Generic#find_proxy): support CIDR in
  no_proxy.  [ruby-core:73769] [Feature#12062]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53817 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/uri/generic.rb       | 15 ++++++++++++---
 test/uri/test_generic.rb |  8 ++++++++
 2 files changed, 20 insertions(+), 3 deletions(-)

diff --git a/lib/uri/generic.rb b/lib/uri/generic.rb
index 3dd6186b5e..4e10e54eb3 100644
--- a/lib/uri/generic.rb
+++ b/lib/uri/generic.rb
@@ -1663,9 +1663,18 @@ module URI
       name = 'no_proxy'
       if no_proxy = ENV[name] || ENV[name.upcase]
         no_proxy.scan(/(?!\.)([^:,\s]+)(?::(\d+))?/) {|host, port|
-          if /(\A|\.)#{Regexp.quote host}\z/i =~ self.host &&
-            (!port || self.port == port.to_i)
-            return nil
+          if (!port || self.port == port.to_i)
+            if /(\A|\.)#{Regexp.quote host}\z/i =~ self.host
+              return nil
+            else
+              require 'ipaddr'
+              return nil if
+                begin
+                  IPAddr.new(host)
+                rescue IPAddr::InvalidAddressError
+                  next
+                end.include?(self.host)
+            end
           end
         }
       end
diff --git a/test/uri/test_generic.rb b/test/uri/test_generic.rb
index 166763b40f..1478b64b69 100644
--- a/test/uri/test_generic.rb
+++ b/test/uri/test_generic.rb
@@ -800,6 +800,14 @@ class URI::TestGeneric < Test::Unit::TestCase
     }
   end
 
+  def test_find_proxy_no_proxy_cidr
+    with_env('http_proxy'=>'http://127.0.0.1:8080', 'no_proxy'=>'192.0.2.0/24') {
+      assert_equal(URI('http://127.0.0.1:8080'), URI("http://192.0.1.1/").find_proxy)
+      assert_nil(URI("http://192.0.2.1/").find_proxy)
+      assert_nil(URI("http://192.0.2.2/").find_proxy)
+    }
+  end
+
   def test_find_proxy_bad_value
     with_env('http_proxy'=>'') {
       assert_nil(URI("http://192.0.2.1/").find_proxy)
-- 
2.12.0