OpenBSD Journal

carp(4) now has support from pfsync

Contributed by jose on from the multiple-firewalls dept.

Christian Gut writes: "Its now possible to use carp with preempt without having the master killing all connections when comming back up again:

Date: Mon, 22 Mar 2004 10:22:25 +0000
From: Ryan McBride
To: misc@openbsd.org
Subject: pfsync bulk transfer

Another major piece of the firewall failover puzzle has been added:

Log message:
Support for best effort bulk transfers of states when pfsync syncif is configured. This this allows pfsync+carp clusters uo come up gracefully without killing active connections. pfsync now prevents carp from preempting to become master until the state table has sync'd.
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The manpage of carp(4) now gives a great example."

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Comments
  1. By michiel () on

    This is wonderfull :)
    Keep up the great work and a BIG thank you!

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