commit f390135733ae20a3c8b6700426cc379f6e145319
author Alex A Skinner <alex@lx.lc> Sat Apr 25 20:50:21 2015 -0400
committer Brad Fitzpatrick <bradfitz@golang.org> Thu Apr 30 18:19:00 2015 +0000
tree cf99a78fd97b0ca8fc0a387726f7c8d70af78d83
parent 7556948ebf1c1d739c2fa3b06a0b9bc10e4f150d

net: make go DNS use localhost if resolv.conf is missing or empty

Per resolv.conf man page, "If this file does not exist, only the name
server on the local machine will be queried."

This behavior also occurs if file is present but unreadable,
or if no nameservers are listed.

Fixes #10566

Change-Id: Id5716da0eae534d5ebfafea111bbc657f302e307
Reviewed-on: https://go-review.googlesource.com/9380
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>

src/net/net.go

diff --git a/src/net/net.go b/src/net/net.go
index 955d018..589f21f 100644
--- a/src/net/net.go
+++ b/src/net/net.go
@@ -435,6 +435,7 @@
 func (e InvalidAddrError) Temporary() bool { return false }
 
 // DNSConfigError represents an error reading the machine's DNS configuration.
+// (No longer used; kept for compatibility.)
 type DNSConfigError struct {
 	Err error
 }