net: set ADDRCONFIG DNS hint in connections

b85a50b removed the implicit setting of DNS hints when creating a connection. This caused some of the pi2 machines to become flaky. This commit restores the implicit dns.ADDRCONFIG hint, but not dns.V4MAPPED. Fixes: #6133 PR-URL: #6281 Reviewed-By: Ben Noordhuis <[email protected]> Reviewed-By: Claudio Rodriguez <[email protected]> Reviewed-By: James M Snell <[email protected]> Reviewed-By: Rich Trott <[email protected]> Reviewed-By: Anna Henningsen <[email protected]> Reviewed-By: Santiago Gimeno <[email protected]> Reviewed-By: Saúl Ibarra Corretgé <[email protected]>
nodejs · Apr 26, 2016 · aa395b7 · aa395b7
1 parent 54f2218
commit aa395b7
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/lib/net.js b/lib/net.js
@@ -949,6 +949,10 @@ function lookupAndConnect(self, options) {
     hints: options.hints || 0
   };
 
+  if (dnsopts.family !== 4 && dnsopts.family !== 6 && dnsopts.hints === 0) {
+    dnsopts.hints = dns.ADDRCONFIG;
+  }
+
   debug('connect: find host ' + host);
   debug('connect: dns options', dnsopts);
   self._host = host;