From 42ccefba57e15cfa1cbec0fb164c5f87130e1d16 Mon Sep 17 00:00:00 2001
From: Pavel Odintsov <pavel@cloudflare.com>
Date: Mon, 5 Dec 2016 16:04:16 +0000
Subject: [PATCH] Introduced session field.

It's suitable for matching multiple DNS TAP messages to particular DNS resolution session.
---
 dnstap.proto | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/dnstap.proto b/dnstap.proto
index 1ed1bb0..483093a 100644
--- a/dnstap.proto
+++ b/dnstap.proto
@@ -38,6 +38,12 @@ message Dnstap {
     // the payload. No encoding or interpretation is applied or enforced.
     optional bytes      extra = 3;
 
+    // Unique session id
+    // If enabled, this is uniq string for all resolution tasks.
+    // This field is very useful for matching all DNS requests related to particular
+    // domain resolution session
+    optional bytes      session = 4;
+
     // Identifies which field below is filled in.
     enum Type {
         MESSAGE = 1;