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author | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-01-31 13:40:05 +0000 |
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committer | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-01-31 13:40:05 +0000 |
commit | c109d8ab9f126faca71b4ffee10d2ecdc45235a3 (patch) | |
tree | 17f74bbdff8467add49179068c1031bf18c17887 | |
parent | 074a374c86dbef53f29e3edd830bdba7696d3210 (diff) | |
download | ruby-c109d8ab9f126faca71b4ffee10d2ecdc45235a3.tar.gz |
* lib/resolv.rb (Resolv::DNS#each_address): don't query IPv6 address
if the host has no global IPv6 address.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21921 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-rw-r--r-- | ChangeLog | 5 | ||||
-rw-r--r-- | lib/resolv.rb | 14 |
2 files changed, 18 insertions, 1 deletions
@@ -1,3 +1,8 @@ +Sat Jan 31 22:38:46 2009 Tanaka Akira <akr@fsij.org> + + * lib/resolv.rb (Resolv::DNS#each_address): don't query IPv6 address + if the host has no global IPv6 address. + Sat Jan 31 22:29:05 2009 Tanaka Akira <akr@fsij.org> * include/ruby/ruby.h (STR2CSTR): removed. diff --git a/lib/resolv.rb b/lib/resolv.rb index fc3c78215b..ab10a79d72 100644 --- a/lib/resolv.rb +++ b/lib/resolv.rb @@ -379,8 +379,20 @@ class Resolv def each_address(name) each_resource(name, Resource::IN::A) {|resource| yield resource.address} - each_resource(name, Resource::IN::AAAA) {|resource| yield resource.address} + if use_ipv6? + each_resource(name, Resource::IN::AAAA) {|resource| yield resource.address} + end + end + + def use_ipv6? + begin + list = Socket.ip_address_list + rescue NotImplementedError + return true + end + list.any? {|a| a.ipv6? && !a.ipv6_loopback? && !a.ipv6_linklocal? } end + private :use_ipv6? ## # Gets the hostname for +address+ from the DNS resolver. |