From owner-svn-src-all@freebsd.org Wed Dec 18 12:30:56 2019 Return-Path: Delivered-To: svn-src-all@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 555F21DE118; Wed, 18 Dec 2019 12:30:56 +0000 (UTC) (envelope-from bu7cher@yandex.ru) Received: from forward102o.mail.yandex.net (forward102o.mail.yandex.net [37.140.190.182]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 47dDrG2KYjz4XYn; Wed, 18 Dec 2019 12:30:53 +0000 (UTC) (envelope-from bu7cher@yandex.ru) Received: from mxback3g.mail.yandex.net (mxback3g.mail.yandex.net [IPv6:2a02:6b8:0:1472:2741:0:8b7:164]) by forward102o.mail.yandex.net (Yandex) with ESMTP id 324366682356; Wed, 18 Dec 2019 15:30:50 +0300 (MSK) Received: from myt4-07bed427b9db.qloud-c.yandex.net (myt4-07bed427b9db.qloud-c.yandex.net [2a02:6b8:c00:887:0:640:7be:d427]) by mxback3g.mail.yandex.net (mxback/Yandex) with ESMTP id UjC4EgpAPG-UoSmoCiD; Wed, 18 Dec 2019 15:30:50 +0300 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex.ru; s=mail; t=1576672250; bh=tj1Hmc3UdJDdB4w/01FPFFbU4EpI02XbVfrTqs+bGkQ=; h=In-Reply-To:From:Date:References:To:Subject:Message-ID; b=ml83l2buXhypZroC+lHGyGXQNbQXjnQ+ljgsQzt2R1cur5f9PUmOBJciW7U9atp5H 0kzJdgdLR9dHkGZbfSv+2XHR4nC/AO1jktYC3zyCW3YCEoQbtCThjtP++ZzLe1qIdn 5V9affekWKmC6qkfK87CFPVtXu6wNW91+UDm0uGg= Received: by myt4-07bed427b9db.qloud-c.yandex.net (smtp/Yandex) with ESMTPSA id 4QwfXWVKBn-UnUiiMHZ; Wed, 18 Dec 2019 15:30:49 +0300 (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (Client certificate not present) Subject: Re: svn commit: r343631 - in head: . sbin sbin/pfilctl share/man/man9 sys/contrib/ipfilter/netinet sys/net sys/netinet sys/netinet6 sys/netpfil/ipfw sys/netpfil/pf To: Gleb Smirnoff , src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org References: <201901312301.x0VN13lM097213@repo.freebsd.org> From: "Andrey V. Elsukov" Openpgp: id=E6591E1B41DA1516F0C9BC0001C5EA0410C8A17A Autocrypt: addr=bu7cher@yandex.ru; prefer-encrypt=mutual; keydata= mQENBEwBF1kBCADB9sXFhBEUy8qQ4X63Y8eBatYMHGEFWN9ypS5lI3RE6qQW2EYbxNk7qUC5 21YIIS1mMFVBEfvR7J9uc7yaYgFCEb6Sce1RSO4ULN2mRKGHP3/Sl0ijZEjWHV91hY1YTHEF ZW/0GYinDf56sYpDDehaBF5wkWIo1+QK5nmj3vl0DIDCMNd7QEiWpyLVwECgLX2eOAXByT8B bCqVhJGcG6iFP7/B9Ll6uX5gb8thM9LM+ibwErDBVDGiOgvfxqidab7fdkh893IBCXa82H9N CNwnEtcgzh+BSKK5BgvPohFMgRwjti37TSxwLu63QejRGbZWSz3OK3jMOoF63tCgn7FvABEB AAG0JUFuZHJleSBWLiBFbHN1a292IDxidTdjaGVyQHlhbmRleC5ydT6JATgEEwECACIFAkwB F1kCGwMGCwkIBwMCBhUIAgkKCwQWAgMBAh4BAheAAAoJEAHF6gQQyKF6qmYIAI6ekfm1VA4T vqankI1ISE6ku4jV7UlpIQlEbE7/8n3Zd6teJ+pGOQhN5qk8QE7utdPdbktAzi+x7LIJVzUw 4TywZLXGrkP7VKYkfg6oyCGyzITghefQeJtr2TN4hYCkzPWpylkue8MtmqfZv/6royqwTbN+ +E09FQNvTgRUYJYTeQ1qOsxNRycwvw3dr2rOfuxShbzaHBB1pBIjGrMg8fC5pd65ACH5zuFV A0CoTNGMDrEZSfBkTW604UUHFFXeCoC3dwDZRKOWJ3GmMXns65Ai5YkA63BSHEE1Qle3VBhd cG1w0CB5FBV3pB27UVnf0jEbysrDqW4qN7XMRFSWNAy5AQ0ETAEXWQEIAJ2p6l9LBoqdH/0J PEFDY2t2gTvAuzz+8zs3R03dFuHcNbOwjvWCG0aOmVpAzkRa8egn5JB4sZaFUtKPYJEQ1Iu+ LUBwgvtXf4vWpzC67zs2dDuiW4LamH5p6xkTD61aHR7mCB3bg2TUjrDWn2Jt44cvoYxj3dz4 S49U1rc9ZPgD5axCNv45j72tggWlZvpefThP7xT1OlNTUqye2gAwQravXpZkl5JG4eOqJVIU X316iE3qso0iXRUtO7OseBf0PiVmk+wCahdreHOeOxK5jMhYkPKVn7z1sZiB7W2H2TojbmcK HZC22sz7Z/H36Lhg1+/RCnGzdEcjGc8oFHXHCxUAEQEAAYkBHwQYAQIACQUCTAEXWQIbDAAK CRABxeoEEMihegkYCAC3ivGYNe2taNm/4Nx5GPdzuaAJGKWksV+w9mo7dQvU+NmI2az5w8vw 98OmX7G0OV9snxMW+6cyNqBrVFTu33VVNzz9pnqNCHxGvj5dL5ltP160JV2zw2bUwJBYsgYQ WfyJJIM7l3gv5ZS3DGqaGIm9gOK1ANxfrR5PgPzvI9VxDhlr2juEVMZYAqPLEJe+SSxbwLoz BcFCNdDAyXcaAzXsx/E02YWm1hIWNRxanAe7Vlg7OL+gvLpdtrYCMg28PNqKNyrQ87LQ49O9 50IIZDOtNFeR0FGucjcLPdS9PiEqCoH7/waJxWp6ydJ+g4OYRBYNM0EmMgy1N85JJrV1mi5i Message-ID: Date: Wed, 18 Dec 2019 15:27:58 +0300 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <201901312301.x0VN13lM097213@repo.freebsd.org> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="a7nsQTPZBur41JjqANZm3RUKBGJfa16NX" X-Rspamd-Queue-Id: 47dDrG2KYjz4XYn X-Spamd-Bar: ------ Authentication-Results: mx1.freebsd.org; dkim=pass header.d=yandex.ru header.s=mail header.b=ml83l2bu; dmarc=pass (policy=none) header.from=yandex.ru; spf=pass (mx1.freebsd.org: domain of bu7cher@yandex.ru designates 37.140.190.182 as permitted sender) smtp.mailfrom=bu7cher@yandex.ru X-Spamd-Result: default: False [-6.20 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; TO_DN_SOME(0.00)[]; FREEMAIL_FROM(0.00)[yandex.ru]; R_SPF_ALLOW(-0.20)[+ip4:37.140.128.0/18]; HAS_ATTACHMENT(0.00)[]; RCVD_COUNT_THREE(0.00)[4]; DKIM_TRACE(0.00)[yandex.ru:+]; DMARC_POLICY_ALLOW(-0.50)[yandex.ru,none]; SIGNED_PGP(-2.00)[]; RCVD_IN_DNSWL_LOW(-0.10)[182.190.140.37.list.dnswl.org : 127.0.5.1]; MIME_TRACE(0.00)[0:+,1:+,2:+,3:~]; IP_SCORE(0.00)[ip: (-9.88), ipnet: 37.140.128.0/18(-4.81), asn: 13238(-3.79), country: RU(0.01)]; FREEMAIL_ENVFROM(0.00)[yandex.ru]; ASN(0.00)[asn:13238, ipnet:37.140.128.0/18, country:RU]; MID_RHS_MATCH_FROM(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; R_DKIM_ALLOW(-0.20)[yandex.ru:s=mail]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[4]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.20)[multipart/signed,multipart/mixed,text/plain]; RCVD_TLS_LAST(0.00)[]; IP_SCORE_FREEMAIL(0.00)[]; DWL_DNSWL_LOW(-1.00)[yandex.ru.dwl.dnswl.org : 127.0.5.1]; RWL_MAILSPIKE_POSSIBLE(0.00)[182.190.140.37.rep.mailspike.net : 127.0.0.17] X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 18 Dec 2019 12:30:56 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --a7nsQTPZBur41JjqANZm3RUKBGJfa16NX Content-Type: multipart/mixed; boundary="smYsCYNnfwvYhp1wjHjnzubMUhCdNK0MW"; protected-headers="v1" From: "Andrey V. Elsukov" To: Gleb Smirnoff , src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Message-ID: Subject: Re: svn commit: r343631 - in head: . sbin sbin/pfilctl share/man/man9 sys/contrib/ipfilter/netinet sys/net sys/netinet sys/netinet6 sys/netpfil/ipfw sys/netpfil/pf References: <201901312301.x0VN13lM097213@repo.freebsd.org> In-Reply-To: <201901312301.x0VN13lM097213@repo.freebsd.org> --smYsCYNnfwvYhp1wjHjnzubMUhCdNK0MW Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 01.02.2019 02:01, Gleb Smirnoff wrote: > Author: glebius > Date: Thu Jan 31 23:01:03 2019 > New Revision: 343631 > URL: https://svnweb.freebsd.org/changeset/base/343631 >=20 > Log: > New pfil(9) KPI together with newborn pfil API and control utility. > =20 > The KPI have been reviewed and cleansed of features that were planned= > back 20 years ago and never implemented. The pfil(9) internals have > been made opaque to protocols with only returned types and function > declarations exposed. The KPI is made more strict, but at the same ti= me > more extensible, as kernel uses same command structures that userland= > ioctl uses. > =20 > In nutshell [KA]PI is about declaring filtering points, declaring > filters and linking and unlinking them together. > =20 > New [KA]PI makes it possible to reconfigure pfil(9) configuration: > change order of hooks, rehook filter from one filtering point to a > different one, disconnect a hook on output leaving it on input only, > prepend/append a filter to existing list of filters. > =20 > Now it possible for a single packet filter to provide multiple rulese= ts > that may be linked to different points. Think of per-interface ACLs i= n > Cisco or Juniper. None of existing packet filters yet support that, > however limited usage is already possible, e.g. default ruleset can > be moved to single interface, as soon as interface would pride their > filtering points. > =20 > Another future feature is possiblity to create pfil heads, that provi= de > not an mbuf pointer but just a memory pointer with length. That would= > allow filtering at very early stages of a packet lifecycle, e.g. when= > packet has just been received by a NIC and no mbuf was yet allocated.= It seems that this commit has changed the error code returned from ip[6]_output() when a packet is blocked. Previously it was EACCES, but now it became EPERM. Was it intentional? --=20 WBR, Andrey V. Elsukov --smYsCYNnfwvYhp1wjHjnzubMUhCdNK0MW-- --a7nsQTPZBur41JjqANZm3RUKBGJfa16NX Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Comment: Using GnuPG with Thunderbird - https://www.enigmail.net/ iQEzBAEBCAAdFiEE5lkeG0HaFRbwybwAAcXqBBDIoXoFAl36G04ACgkQAcXqBBDI oXqmyAf8CbZmnbYgkuv6czq3jjlqqyXJo3NrqXLgKVjiuvoAUyh7LVIoVoec/LYe P6h0TlI2VAZghUMjeRMTiIVpIUjSTAHQJIxYLINfMIJmAaVjE+UQn12RCnbRt/wh EJtIIlyd4HG7STKhe9bgqIV55o+nvtWB58vpw+hp/vB0TaVRp+Vqi76IuWNmFZhB KSu8XoygS005mtLGr6xjEUpvGCHpsflKQkXc+Y+H0t1utJgofHgdv9BHm14Ut4pm CqGpOLH0/aXQGcMC40IPHlPyS0A8sHqEn3E97ucLezWOfhRNWP4if55e1XT0dl8K YpgrDCA8HgC9JFJ+Na7WXldFcrlIxA== =WVtX -----END PGP SIGNATURE----- --a7nsQTPZBur41JjqANZm3RUKBGJfa16NX--