From 8dbc774dfa3dade9cc950d31594e4cf23bdb5945 Mon Sep 17 00:00:00 2001
From: Jason Ish <jason.ish@oisf.net>
Date: Fri, 13 Nov 2020 13:15:14 -0600
Subject: [PATCH] dns: eve 1 deprecation warning

Redmine issue:
https://redmine.openinfosecfoundation.org/issues/4137
---
 src/output-json-dns.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/output-json-dns.c b/src/output-json-dns.c
index 1e922d9b63..3ce11613e0 100644
--- a/src/output-json-dns.c
+++ b/src/output-json-dns.c
@@ -270,6 +270,8 @@ typedef struct LogDnsLogThread_ {
     MemBuffer *buffer;
 } LogDnsLogThread;
 
+static bool v1_deprecation_warned = false;
+
 JsonBuilder *JsonDNSLogQuery(void *txptr, uint64_t tx_id)
 {
     JsonBuilder *queryjb = jb_new_array();
@@ -566,6 +568,12 @@ static DnsVersion JsonDnsParseVersion(ConfNode *conf)
                 version);
     }
 
+    if (!v1_deprecation_warned && version == DNS_VERSION_1) {
+        SCLogWarning(SC_WARN_DEPRECATED, "DNS EVE v1 style logs have been "
+                                         "deprecated and will be removed by May 2022");
+        v1_deprecation_warned = true;
+    }
+
     return version;
 }
 
-- 
2.47.2