From 3c4f5ad7f403cc5ff0524d62a8612b0decaeaeb8 Mon Sep 17 00:00:00 2001
From: 宋文武 <iyzsong@member.fsf.org>
Date: Fri, 13 Sep 2019 17:53:59 +0800
Subject: services: Add nftables-service-type.

* gnu/services/networking.scm (%default-nftables-ruleset): New variable.
(<nftables-configuration>): New record type.
(nftables-shepherd-service): New procedure.
(nftables-service-type): New service type.
* doc/guix.texi (Networking Services): Document it.
---
 doc/guix.texi | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

(limited to 'doc/guix.texi')

diff --git a/doc/guix.texi b/doc/guix.texi
index 55935b3794..666ecb5b47 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -13041,6 +13041,33 @@ objects}).
 @end table
 @end deftp
 
+@cindex nftables
+@defvr {Scheme Variable} nftables-service-type
+This is the service type to set up a nftables configuration.  nftables is a
+netfilter project that aims to replace the existing iptables, ip6tables,
+arptables and ebtables framework.  It provides a new packet filtering
+framework, a new user-space utility @command{nft}, and a compatibility layer
+for iptables.  This service comes with a default ruleset
+@code{%default-nftables-ruleset} that rejecting all incomming connections
+except those to the ssh port 22.  To use it, simply write:
+
+@lisp
+(service nftables-service-type)
+@end lisp
+@end defvr
+
+@deftp {Data Type} nftables-configuration
+The data type representing the configuration of nftables.
+
+@table @asis
+@item @code{package} (default: @code{nftables})
+The nftables package that provides @command{nft}.
+@item @code{ruleset} (default: @code{%default-nftables-ruleset})
+The nftables ruleset to use.  This may be any ``file-like'' object
+(@pxref{G-Expressions, file-like objects}).
+@end table
+@end deftp
+
 @cindex NTP (Network Time Protocol), service
 @cindex ntpd, service for the Network Time Protocol daemon
 @cindex real time clock
-- 
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