Date: Sat, 24 Feb 2018 16:53:13 +0100 From: Andreas Longwitz <longwitz@incore.de> To: Eugene Grosbein <eugen@grosbein.net> Cc: freebsd-net@freebsd.org Subject: Re: loopback routes pinned by commit r326012 for FreeBSD 10 cannot be deleted Message-ID: <5A918A69.6040801@incore.de> In-Reply-To: <5A9166F4.1080100@grosbein.net> References: <5A9075CB.10408@incore.de> <5A90E679.3030106@grosbein.net> <5A915C9D.7020000@incore.de> <5A9162C9.5050206@grosbein.net> <5A9166F4.1080100@grosbein.net>
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> I mean, route(8). Please try this patch that restores its ability to manually remove such routes.
>
> Index: sbin/route/route.c
> ===================================================================
> --- sbin/route/route.c (revision 329903)
> +++ sbin/route/route.c (working copy)
> @@ -1535,8 +1535,10 @@ rtmsg(int cmd, int flags, int fib)
> so[RTAX_IFP].ss_len = sizeof(struct sockaddr_dl);
> rtm_addrs |= RTA_IFP;
> }
> - } else
> + } else {
> cmd = RTM_DELETE;
> + flags |= RTF_PINNED;
> + }
> #define rtm m_rtmsg.m_rtm
> rtm.rtm_type = cmd;
> rtm.rtm_flags = flags;
>
OK, that works:
netstat -rn -->
Internet:
Destination Gateway Flags Netif Expire
default 192.168.0.250 UGS em0
10.1.2.0/24 link#2 U em1
10.1.2.3 link#2 UHS lo0
127.0.0.1 link#13 UH lo0
192.168.0.0/24 link#1 U em0
192.168.0.114 link#1 UHS lo0
route delete 10.1.2.3 -->
delete host 10.1.2.3 fib 0
netstat -rn -->
Internet:
Destination Gateway Flags Netif Expire
default 192.168.0.250 UGS em0
10.1.2.0/24 link#2 U em1
127.0.0.1 link#13 UH lo0
192.168.0.0/24 link#1 U em0
192.168.0.114 link#1 UHS lo0
Andreas Longwitz
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