From 84a482ddbbd84335f30c6d1485ce0c8269ca4d69 Mon Sep 17 00:00:00 2001 From: cy Date: Thu, 23 Jul 2020 17:39:49 +0000 Subject: [PATCH] Document the IPFILTER_PREDEFINED environment variable. PR: 248088 Reported by: joeb1@a1poweruser.com MFC after: 1 week --- contrib/ipfilter/man/ipf.8 | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/contrib/ipfilter/man/ipf.8 b/contrib/ipfilter/man/ipf.8 index afd3c61fea9d..3a84e7776b47 100644 --- a/contrib/ipfilter/man/ipf.8 +++ b/contrib/ipfilter/man/ipf.8 @@ -158,6 +158,15 @@ display the statistics prior to them being zeroed. Zero global statistics held in the kernel for filtering only (this doesn't affect fragment or state statistics). .DT +.SH ENVIRONMENT +.NM utilizes the following environment variable. +.TP +.B IPF_PREDEFINED +ipfilter variables, see VARIABLES in ipf(5), can be specified in this +environment variable providing shell access to ipfilter and ipnat variables. +For example, +.br +IPF_PREDEFINED='my_server="10.1.1.1"; my_client="10.1.1.2";' .SH FILES /dev/ipauth .br