From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Tue, 8 Sep 2020 14:28:42 +0000 (+0100)
Subject: [Fix] Arc: Sort headers by their i= value
X-Git-Tag: 2.6~69
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=cc0cca0cf3a8762227f89f88150f41f4c0aee6c1;p=rspamd.git

[Fix] Arc: Sort headers by their i= value
---

diff --git a/src/plugins/lua/arc.lua b/src/plugins/lua/arc.lua
index ce6f1e02e..dc10476d7 100644
--- a/src/plugins/lua/arc.lua
+++ b/src/plugins/lua/arc.lua
@@ -121,6 +121,11 @@ local function parse_arc_header(hdr, target)
     target[i].header = hdr[i].decoded
     target[i].raw_header = hdr[i].value
   end
+
+  -- sort by i= attribute
+  table.sort(target, function(a, b)
+    return (a.i or 0) < (b.i or 0)
+  end)
 end
 
 local function arc_validate_seals(task, seals, sigs, seal_headers, sig_headers)