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Date:      Wed, 28 Feb 2018 08:53:07 +0000 (UTC)
From:      Kristof Provost <kp@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r330105 - head/etc/rc.d
Message-ID:  <201802280853.w1S8r72H079419@repo.freebsd.org>

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Author: kp
Date: Wed Feb 28 08:53:07 2018
New Revision: 330105
URL: https://svnweb.freebsd.org/changeset/base/330105

Log:
  pf: Do not flush on reload
  
  pfctl only takes the last '-F' argument into account, so this never did what
  was intended.
  
  Moreover, there is no reason to flush rules before reloading, because pf keeps
  track of the rule which created a given state. That means that existing
  connections will keep being processed according to the rule which originally
  created them. Simply reloading the (new) rules suffices. The new rules will
  apply to new connections.
  
  PR:		127814
  Submitted by:	Andreas Longwitz <longwitz at incore.de>
  MFC after:	3 weeks

Modified:
  head/etc/rc.d/pf

Modified: head/etc/rc.d/pf
==============================================================================
--- head/etc/rc.d/pf	Wed Feb 28 07:59:55 2018	(r330104)
+++ head/etc/rc.d/pf	Wed Feb 28 08:53:07 2018	(r330105)
@@ -54,9 +54,6 @@ pf_reload()
 {
 	echo "Reloading pf rules."
 	$pf_program -n -f "$pf_rules" || return 1
-	# Flush everything but existing state entries that way when
-	# rules are read in, it doesn't break established connections.
-	$pf_program -Fnat -Fqueue -Frules -FSources -Finfo -FTables -Fosfp > /dev/null 2>&1
 	$pf_program -f "$pf_rules" $pf_flags
 }
 



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