Date: Tue, 28 Jan 2025 21:09:15 +0100 From: Maxim Sobolev <sobomax@freebsd.org> To: Alexander Leidinger <Alexander@leidinger.net> Cc: Gleb Smirnoff <glebius@freebsd.org>, Allan Jude <allanjude@freebsd.org>, Current FreeBSD <freebsd-current@freebsd.org> Subject: Re: Difference in "netstat -rn" output in the last 2 months Message-ID: <CAH7qZfsdWdsfshsJNaEBdHjL=Wjx3=5VDma4rjAxC0bcbzbL7w@mail.gmail.com> In-Reply-To: <382bafe6ff9c04ab72d9e0c6f7fb39c3@Leidinger.net> References: <b529fbae8f4f4ed96dab86d11995f4b9@Leidinger.net> <Z5kJzMy0qRZ3i0pD@cell.glebi.us> <CAH7qZfvuf95Z_3_kj59B7CtE1SvnoERF51XTCMa2vD2WE53yZg@mail.gmail.com> <382bafe6ff9c04ab72d9e0c6f7fb39c3@Leidinger.net>
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[-- Attachment #1 --] <sarcasm>Discussed between 3 people, creating the problem for 3,000. Great!</sarcasm> -Max On Tue, Jan 28, 2025, 7:05 PM Alexander Leidinger <Alexander@leidinger.net> wrote: > Am 2025-01-28 18:32, schrieb Maxim Sobolev: > > I also think this should be reverted back to default. "-n" refers to IP to > name functionality, "default" is clearly a special case. If someone wants > it, some other option can be added to emit 0.0.0.0/0 (not sure why but > ok). > > > This was discussed in the review referenced in the commit. The -nn > proposal was there too. Personally I agree with the rationales in favor of > "-nn". > > Bye, > Alexander. > > > -Max > > On Tue, Jan 28, 2025, 5:46 PM Gleb Smirnoff <glebius@freebsd.org> wrote: > > On Sun, Jan 26, 2025 at 04:58:57PM +0100, Alexander Leidinger wrote: > A> something has changed in the output of "netstat -rn" between > A> 2024-11-23-195545 and 2025-01-22-151306. The default route is not > listed as > A> "default" anymore, but with "0.0.0.0" resp. "::/0". This breaks some > tools > A> (e.g. iocage). Iocage uses python, I'm not sure if it uses netstat or > some > A> other interface, so it may not be directly related to netstat itself but > A> could be related to some other stuff (netlink maybe?). > A> > A> Does this ring a bell for someone? > > This is very likely changed by 9206c79961986c2114a9a2cfccf009ac010ad259. > > Allan, may be make exclusion for the "default" to keep POLA? Otherwise, > indeed at time of 15.0-RELEASE we will receive some negative feedback :) > > Maybe double -nn should introduce new behavior? > > -- > Gleb Smirnoff > > > -- > http://www.Leidinger.net Alexander@Leidinger.net: PGP 0x8F31830F9F2772BF > http://www.FreeBSD.org netchild@FreeBSD.org : PGP 0x8F31830F9F2772BF > [-- Attachment #2 --] <div dir="auto"><sarcasm>Discussed between 3 people, creating the problem for 3,000. Great!</sarcasm><div dir="auto"><br></div><div dir="auto">-Max</div></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Tue, Jan 28, 2025, 7:05 PM Alexander Leidinger <<a href="mailto:Alexander@leidinger.net">Alexander@leidinger.net</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="font-size:10pt;font-family:Verdana,Geneva,sans-serif"> <p id="m_-5400483393599524973reply-intro">Am 2025-01-28 18:32, schrieb Maxim Sobolev:</p> <blockquote type="cite" style="padding:0 0.4em;border-left:#1010ff 2px solid;margin:0"> <div id="m_-5400483393599524973replybody1"> <div dir="auto">I also think this should be reverted back to default. "-n" refers to IP to name functionality, "default" is clearly a special case. If someone wants it, some other option can be added to emit <a href="http://0.0.0.0/0" rel="noopener noreferrer noreferrer" target="_blank">0.0.0.0/0</a> (not sure why but ok).</div> </div> </blockquote> <div id="m_-5400483393599524973replybody1"> <div dir="auto"> <div dir="auto"> </div> <div dir="auto">This was discussed in the review referenced in the commit. The -nn proposal was there too. Personally I agree with the rationales in favor of "-nn".</div> <div dir="auto"> </div> <div dir="auto">Bye,</div> <div dir="auto">Alexander.</div> <div dir="auto"> </div> </div> </div> <blockquote type="cite" style="padding:0 0.4em;border-left:#1010ff 2px solid;margin:0"> <div id="m_-5400483393599524973replybody1"> <div dir="auto"> <div dir="auto">-Max</div> </div> <br> <div> <div dir="ltr">On Tue, Jan 28, 2025, 5:46 PM Gleb Smirnoff <<a href="mailto:glebius@freebsd.org" rel="noreferrer noreferrer" target="_blank">glebius@freebsd.org</a>> wrote:</div> <blockquote style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">On Sun, Jan 26, 2025 at 04:58:57PM +0100, Alexander Leidinger wrote:<br>A> something has changed in the output of "netstat -rn" between<br>A> 2024-11-23-195545 and 2025-01-22-151306. The default route is not listed as<br>A> "default" anymore, but with "0.0.0.0" resp. "::/0". This breaks some tools<br>A> (e.g. iocage). Iocage uses python, I'm not sure if it uses netstat or some<br>A> other interface, so it may not be directly related to netstat itself but<br>A> could be related to some other stuff (netlink maybe?).<br>A> <br>A> Does this ring a bell for someone?<br><br>This is very likely changed by 9206c79961986c2114a9a2cfccf009ac010ad259.<br><br>Allan, may be make exclusion for the "default" to keep POLA? Otherwise,<br>indeed at time of 15.0-RELEASE we will receive some negative feedback :)<br><br>Maybe double -nn should introduce new behavior?<br><br>-- <br>Gleb Smirnoff<br><br></blockquote> </div> </div> </blockquote> <p><br></p> <div id="m_-5400483393599524973signature">-- <br> <div style="margin:0;padding:0;font-family:monospace"><a href="http://www.Leidinger.net" rel="noopener noreferrer noreferrer" target="_blank">http://www.Leidinger.net</a>; <a href="mailto:Alexander@Leidinger.net:" target="_blank" rel="noreferrer">Alexander@Leidinger.net:</a> PGP 0x8F31830F9F2772BF<br><a href="http://www.FreeBSD.org" rel="noopener noreferrer noreferrer" target="_blank">http://www.FreeBSD.org</a>; <a href="mailto:netchild@FreeBSD.org" target="_blank" rel="noreferrer">netchild@FreeBSD.org</a> : PGP 0x8F31830F9F2772BF</div> </div> </div> </blockquote></div>home | help
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