Date: Wed, 29 Jan 2025 09:23:48 +0100 From: Alexander Leidinger <Alexander@Leidinger.net> To: Maxim Sobolev <sobomax@freebsd.org> 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: <349e06fd64823b00aa4db36bb82a8de2@Leidinger.net> In-Reply-To: <CAH7qZfsdWdsfshsJNaEBdHjL=Wjx3=5VDma4rjAxC0bcbzbL7w@mail.gmail.com> References: <b529fbae8f4f4ed96dab86d11995f4b9@Leidinger.net> <Z5kJzMy0qRZ3i0pD@cell.glebi.us> <CAH7qZfvuf95Z_3_kj59B7CtE1SvnoERF51XTCMa2vD2WE53yZg@mail.gmail.com> <382bafe6ff9c04ab72d9e0c6f7fb39c3@Leidinger.net> <CAH7qZfsdWdsfshsJNaEBdHjL=Wjx3=5VDma4rjAxC0bcbzbL7w@mail.gmail.com>
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This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --=_07829f6199b9ba45db211f1a65dbc26b Content-Type: multipart/alternative; boundary="=_5ac39ebfa48504bfb44c88e37431a324" --=_5ac39ebfa48504bfb44c88e37431a324 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8; format=flowed Am 2025-01-28 21:09, schrieb Maxim Sobolev: > <sarcasm>Discussed between 3 people, creating the problem for 3,000. > Great!</sarcasm> Sorry, but sarcasm doesn't help here. In the light of a lot of hot talk (and more) all around the globe, feel free to go the open source way and provide a patch. We all want to improve FreeBSD, sometimes it works on first try, sometimes we need to try more often. Bye, Alexander. > -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 [1] (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 -- http://www.Leidinger.net Alexander@Leidinger.net: PGP 0x8F31830F9F2772BF http://www.FreeBSD.org netchild@FreeBSD.org : PGP 0x8F31830F9F2772BF Links: ------ [1] http://0.0.0.0/0 --=_5ac39ebfa48504bfb44c88e37431a324 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=UTF-8 <html><head><meta http-equiv=3D"Content-Type" content=3D"text/html; charset= =3DUTF-8" /></head><body style=3D'font-size: 10pt; font-family: Verdana,Gen= eva,sans-serif'> <p id=3D"reply-intro">Am 2025-01-28 21:09, schrieb Maxim Sobolev:</p> <blockquote type=3D"cite" style=3D"padding: 0 0.4em; border-left: #1010ff 2= px solid; margin: 0"> <div id=3D"replybody1"> <div dir=3D"auto"><sarcasm>Discussed between 3 people, creating the p= roblem for 3,000. Great!</sarcasm></div> </div> </blockquote> <div id=3D"replybody1"> <div dir=3D"auto"> <div dir=3D"auto"> </div> <div dir=3D"auto">Sorry, but sarcasm doesn't help here. In the light of a l= ot of hot talk (and more) all around the globe, feel free to go the open so= urce way and provide a patch. We all want to improve FreeBSD, sometimes it = works on first try, sometimes we need to try more often.</div> <div dir=3D"auto"> </div> <div dir=3D"auto">Bye,</div> <div dir=3D"auto">Alexander.</div> <div dir=3D"auto"> </div> </div> </div> <blockquote type=3D"cite" style=3D"padding: 0 0.4em; border-left: #1010ff 2= px solid; margin: 0"> <div id=3D"replybody1"> <div dir=3D"auto"> <div dir=3D"auto">-Max</div> </div> <br /> <div class=3D"v1gmail_quote v1gmail_quote_container"> <div class=3D"v1gmail_attr" dir=3D"ltr">On Tue, Jan 28, 2025, 7:05=E2=80=AF= PM Alexander Leidinger <<a href=3D"mailto:Alexander@leidinger.net" rel= =3D"noreferrer">Alexander@leidinger.net</a>> wrote:</div> <blockquote class=3D"v1gmail_quote" style=3D"margin: 0 0 0 .8ex; border-lef= t: 1px #ccc solid; padding-left: 1ex;"> <div style=3D"font-size: 10pt; font-family: Verdana,Geneva,sans-serif;"> <p id=3D"v1m_-5400483393599524973reply-intro">Am 2025-01-28 18:32, schrieb = Maxim Sobolev:</p> <blockquote style=3D"padding: 0 0.4em; border-left: #1010ff 2px solid; marg= in: 0;"> <div id=3D"v1m_-5400483393599524973replybody1"> <div dir=3D"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=3D"http= ://0.0.0.0/0" target=3D"_blank" rel=3D"noopener noreferrer">0.0.0.0/0</a> (= not sure why but ok).</div> </div> </blockquote> <div id=3D"v1m_-5400483393599524973replybody1"> <div dir=3D"auto"> <div dir=3D"auto"> </div> <div dir=3D"auto">This was discussed in the review referenced in the commit= =2E The -nn proposal was there too. Personally I agree with the rationales = in favor of "-nn".</div> <div dir=3D"auto"> </div> <div dir=3D"auto">Bye,</div> <div dir=3D"auto">Alexander.</div> <div dir=3D"auto"> </div> </div> </div> <blockquote style=3D"padding: 0 0.4em; border-left: #1010ff 2px solid; marg= in: 0;"> <div id=3D"v1m_-5400483393599524973replybody1"> <div dir=3D"auto"> <div dir=3D"auto">-Max</div> </div> <br /> <div> <div dir=3D"ltr">On Tue, Jan 28, 2025, 5:46=E2=80=AFPM Gleb Smirnoff <<a= href=3D"mailto:glebius@freebsd.org" rel=3D"noreferrer">glebius@freebsd.org= </a>> wrote:</div> <blockquote style=3D"margin: 0 0 0 .8ex; border-left: 1px #ccc solid; paddi= ng-left: 1ex;">On Sun, Jan 26, 2025 at 04:58:57PM +0100, Alexander Leidinge= r wrote:<br />A> something has changed in the output of "netstat -rn" be= tween<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 m= ay not be directly related to netstat itself but<br />A> could be relate= d to some other stuff (netlink maybe?).<br />A> <br />A> Does this ri= ng a bell for someone?<br /><br />This is very likely changed by 9206c79961= 986c2114a9a2cfccf009ac010ad259.<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 shou= ld introduce new behavior?<br /><br />-- <br />Gleb Smirnoff<br /><br /></b= lockquote> </div> </div> </blockquote> <p><br /></p> <div id=3D"v1m_-5400483393599524973signature">-- <br /> <div style=3D"margin: 0; padding: 0; font-family: monospace;"><a href=3D"ht= tp://www.Leidinger.net" target=3D"_blank" rel=3D"noopener noreferrer">http:= //www.Leidinger.net</a> <a href=3D"#NOP">Alexander@Leidinger.net:</a> PGP 0= x8F31830F9F2772BF<br /><a href=3D"http://www.FreeBSD.org" target=3D"_blank"= rel=3D"noopener noreferrer">http://www.FreeBSD.org</a>; <a hre= f=3D"mailto:netchild@FreeBSD.org" rel=3D"noreferrer">netchild@FreeBSD.org</= a> : PGP 0x8F31830F9F2772BF</div> </div> </div> </blockquote> </div> </div> </blockquote> <p><br /></p> <div id=3D"signature">-- <br /> <div class=3D"pre" style=3D"margin: 0; padding: 0; font-family: monospace">= <a href=3D"http://www.Leidinger.net" target=3D"_blank" rel=3D"noopener nore= ferrer">http://www.Leidinger.net</a>; <a href=3D"mailto:Alexander@Leidinger.= net:">Alexander@Leidinger.net:</a> PGP 0x8F31830F9F2772BF<br /><a href=3D"h= ttp://www.FreeBSD.org" target=3D"_blank" rel=3D"noopener noreferrer">http:/= /www.FreeBSD.org</a> <a href=3D"mailto:netchild@FreeBSD.org">n= etchild@FreeBSD.org</a> : PGP 0x8F31830F9F2772BF</div> </div> </body></html> --=_5ac39ebfa48504bfb44c88e37431a324-- --=_07829f6199b9ba45db211f1a65dbc26b Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc; size=833 Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEER9UlYXp1PSd08nWXEg2wmwP42IYFAmeZ5aUACgkQEg2wmwP4 2IZXuA//R5PjRZ9KJB+jG87GC19YRNLgF9JA4oQG1IBbr/sKZpu46fpFXT3XPq7a 5+Z0VRvaETTiho2cpBWuZjsOQ8u3ggfuvp11DU4uiq9Weix9VbA8fY5IX8CCbOnp 3RV8EvHZ9kEtGUztilujYlGlsmOtl2UjbFhUkWEC0a9fhWmYR5M+GBMxdK++R4Pl hqtmGC9htqmAp75Zoy3YjByV/piVUsVvN+gRbTbwCNlmaWCon0ADTcw1nZ3Rax66 6nuRW7QF0qk/O+tGpDTnCnQ1hKyQO5BURB597PbINOAf0BkxUcYzeNVfifxayj5j LH06wPt2FDUTzPulNIxDZ/Wdl29AOedEkOaE9Rr1Xmn+DmCzTf/3Ps9KNcPsRtFv 8wBVvfy9wSobfXEHiksPYElMo3E1CJT8aKUnDd92qHSFwBaNGiafjvsQZqQgELYI GSV9B0FraPcc7k5hiI4xSML8bs+yzxCAz1HJSV4hWcmIRYsx4TeigQN8qvylEsOe TIyH8pl8OCmLy0lko+n87PvOG7b2XCM9cCkq/I1TJdCb9B3SJnvRgb9/8i8zkoKd u7OFDoKbAAk8pj+Q637DGXSQvB6JH9A60XNglAn2usNKvzFjJta3wrOax02stiTj z/tpzntB8MeqVd5irbqqh4wb4VSXnf1tcdSYKVLR3H5T6gkgWW0= =8Vwh -----END PGP SIGNATURE----- --=_07829f6199b9ba45db211f1a65dbc26b--
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