45 lines
1.4 KiB
Diff
45 lines
1.4 KiB
Diff
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From a2e5f4f59c0d4a3880a4de5e95adffc553216d2e Mon Sep 17 00:00:00 2001
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From: Phil Sutter <psutter@redhat.com>
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Date: Thu, 9 Feb 2023 10:15:02 +0100
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Subject: [PATCH] doc: Document limitations of ipsec expression with
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xfrm_interface
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Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=2211076
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Upstream Status: nftables commit 446e76dbde713
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commit 446e76dbde713327358f17a8af6ce86b8541c836
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Author: Phil Sutter <phil@nwl.cc>
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Date: Thu Jun 23 17:49:20 2022 +0200
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doc: Document limitations of ipsec expression with xfrm_interface
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Point at a possible solution to match IPsec info of locally generated
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traffic routed to an xfrm-type interface.
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Signed-off-by: Phil Sutter <phil@nwl.cc>
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Signed-off-by: Florian Westphal <fw@strlen.de>
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Signed-off-by: Phil Sutter <psutter@redhat.com>
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---
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doc/primary-expression.txt | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/doc/primary-expression.txt b/doc/primary-expression.txt
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index f97778b..4d6b087 100644
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--- a/doc/primary-expression.txt
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+++ b/doc/primary-expression.txt
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@@ -428,6 +428,10 @@ Destination address of the tunnel|
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ipv4_addr/ipv6_addr
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|=================================
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+*Note:* When using xfrm_interface, this expression is not useable in output
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+hook as the plain packet does not traverse it with IPsec info attached - use a
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+chain in postrouting hook instead.
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+
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NUMGEN EXPRESSION
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~~~~~~~~~~~~~~~~~
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--
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2.41.0.rc1
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