Github user SolidWallOfCode commented on a diff in the pull request:
https://github.com/apache/trafficserver/pull/240#discussion_r33820620
--- Diff: iocore/hostdb/HostDB.cc ---
@@ -659,6 +660,21 @@ db_mark_for(IpAddr const &ip)
HostDBInfo *
probe(ProxyMutex *mutex, HostDBMD5 const &md5, bool ignore_timeout)
{
+ // If we have an entry in our hosts file, we don't need to bother with
DNS
+ Ptr<RefCountedHostsFileMap> current_host_file_map =
hostDB.hosts_file_ptr;
+
+ ts::ConstBuffer hname(md5.host_name, md5.host_len);
+ std::_Rb_tree_iterator<std::pair<const ts::ConstBuffer, IpAddr> >
find_result = current_host_file_map->hosts_file_map.find(hname);
--- End diff --
It's not a good idea to dig around in the internals of `std::map`. The
official way to do this is `std::map<ts::ConstBuffer, IpAddr,
CmpConstBufferCaseInsensitive>::iterator`.
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