From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 79BAAC43381 for ; Tue, 19 Feb 2019 07:22:50 +0000 (UTC) Received: from krantz.zx2c4.com (krantz.zx2c4.com [192.95.5.69]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 62A4321903 for ; Tue, 19 Feb 2019 07:22:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (4096-bit key) header.d=urlichs.de header.i=@urlichs.de header.b="VXIon4jC" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 62A4321903 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=urlichs.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=wireguard-bounces@lists.zx2c4.com Received: from krantz.zx2c4.com (localhost [IPv6:::1]) by krantz.zx2c4.com (ZX2C4 Mail Server) with ESMTP id 2bceb923; Tue, 19 Feb 2019 07:14:17 +0000 (UTC) Received: from krantz.zx2c4.com (localhost [127.0.0.1]) by krantz.zx2c4.com (ZX2C4 Mail Server) with ESMTP id be1b9607 for ; Tue, 19 Feb 2019 07:14:14 +0000 (UTC) Received: from netz.smurf.noris.de (dispatch.smurf.noris.de [IPv6:2001:780:107:b::b]) by krantz.zx2c4.com (ZX2C4 Mail Server) with ESMTP id 81585761 for ; Tue, 19 Feb 2019 07:14:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=urlichs.de; s=20160512; h=Content-Transfer-Encoding:Content-Type:In-Reply-To: MIME-Version:Date:Message-ID:From:References:To:Subject:Sender:Reply-To:Cc: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=xUQ0sPoNL4j9z0zsIY7xcuVUOafMjcqoguRPKn5PtRY=; b=VXIon4jC4hUdCr+2fsCQzyYOcF 8T9IeNr0VIOB54e/zcCohyqdTKJLPgbtR0R0yQL9iTHb7NMyjmF51fR6A6j60CPu4UHry5E8EIig7 XxrGixcrLycbNVhnFbN7tG9xx+IEVPPotbv2RMDHTfcnxrW4rcVAAyxeYfS1PdXmTdJd2d23NYhY7 QD/del2Vmxm1hjAOWgZEBdCPLj586dLXJhQ5AlbT2F9mWM2XukeJH+3fXkip6gBqpQJWmOII3Fdff 2VPzZlzFqLnKOXLge9KvnHOUQkp/aT0X/+mAmAsgr9hAWaJyg+Qa86UKNh4SZKnRwVUtOKQER+N76 lTfpq+S0+e688Fsarso8VqZ30PW+6iYS5E12Cxq7mx+n/7Zh3VmRXIqWV1dcwQYV+ZOzKh9pexsEd 1j65nfxxAlgR7f8HbRh4FdHmEh7usL1dd8FHNtfoNpPrCUCtUs4dWICORdoE8cH5n95qISxs080wt 0zc4ZZwRfPUMRRbxBbpXXa8B3xWMTXWAR/p0t6+ZhP6WG+JzUPsRycRjeQPbgdb2hRHKHDkt+gLoi jTvR6gO7Lx1+cQjFZfRt53zDkz72Ye3LD+nPWPP1F4Vm9PW9JvjUBa3dqE1cLJtUlpGsS6uSpXe7K 0pmMijHX/eIYaiKf6UERz6cAP2InrZwtXxyqBWKws=; Received: from [2001:780:107:2:5::] by mail.vm.smurf.noris.de with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1gvzjT-0000LN-CI for wireguard@lists.zx2c4.com; Tue, 19 Feb 2019 08:22:23 +0100 Subject: Re: DNS name resolution should not be done during configuration parsing. To: wireguard@lists.zx2c4.com References: <8_iPFshR7GasRS24vRTFKp3pG-UGxQLluTaoZZeAO-UlYBTQ2nCHNlMniuKWz9tWpWPbbXS8Br3SxRpCjcruohwFw8PD83jko2lrf3E7hq4=@wieliczko.ninja> <8f46738a-35bd-8d48-ab0a-aa0c9ed40e8d@trustiosity.com> From: Matthias Urlichs Openpgp: preference=signencrypt Autocrypt: addr=matthias@urlichs.de; prefer-encrypt=mutual; keydata= mQINBE7uOWcBEADgsF3N8L9mUekI0XLfLNQpMLq9VMwi8nyZtmJECHOajfOX8tMWua1Bh4qh 1XAY9cKsaHTd2Ik88I5pczS2HKIXq7d6Tusqwlh/8AwUw6i0Zo4zEG6QJemWKhatJK28C92G zIVQp8hHOIDU1nQ5jeNKGsYufTThey324Lp5kQcEnd9Qd07fXJtxReGHIT24j05jwbp0Sevr 95sYShzSjGxwGNYff1oAhIrlfpTXFcVng/S33SktFIDHaGJf0FgCVCllhohFc7Ei5DKB+4cY e1iz4aydp9wiOCkxxMGRGUkTtpUI8Q6+RPl9Md48dKZAen1HxEOaY1S4DgAISFJoN2dgzeVS tcfQHe1fkGfX1TgDd8/wXTcjImj3JubDjD36He+sW9vkiEzh9jt+YfDoNiRslMXXCiMHOcTa FPHADf6tNxBQfI63dTVOLy03K5MqKz96joc9ULVXX01S2Cxr9v7JsThMsmTcfvMH8Frf2EtF E8J1o/69vNJa7Lowur4kuwzXSViUYK+dEEcpuBDx3c5z2F2XW2Fu7pghqMIHjCI/WS4HcOSz 5wPvOI4Wsa+6hoFo4QMXGawh6qP1qzQ/UGPwKfry8CX7KQWVu2eszkaj8d6Hu8ZWYEkaFgeL 539INuiRmj5tvUXEFWu12+b1NmxIBbIcwuF1/DYwy1keFiHSPQARAQABtDZNYXR0aGlhcyBV cmxpY2hzIChwcmltYXJ5IGVtYWlsKSA8bWF0dGhpYXNAdXJsaWNocy5kZT6JAlgEEwECAEIC GwMGCwkIBwMCBhUIAgkKCwQWAgMBAh4BAheAAhkBFiEEr9eXgvO67AILKKGfcs+OXiW0wpMF AlrMWRYFCQ2/Uy8ACgkQcs+OXiW0wpPvfBAAnzPgDruNK+sT2IAkipoHcXTLH2Kdqcxe79uK Jr0KLrMu81UKhZDYS8Zh+lqwT/Sea+CDe55JW8gjyH+RakmTaVDsjT4NCmH04qMeiyd/V1Vb Voa18UsugQhfYocQncZC0n7NeX2VJSXKrk9mZm8Jo7RWWMGCVDHGlsaNNFswsjGXxDyJVoHc jQABwZo0bwclc9EEAJR5PoJmv7IFQ2RQfGubF/FkqXpQC0CL9IOEddSJlvRIgVPRnvs/pd86 ZDXicxs9ZxANHuyvZ79JHp3feKD0cVQKcRGCyDacEh0M9Xw+sdNkaTZkGmb+VprRgLly5BMN TZvmsUXZ6090xf0guZe59wv8r6BhtgN703NKkgeW33MNog2g4Wzz+LHpOsXoQCJ2wA1AF8xk YCGpzbtDV0vx/0zJUFLt7LE97DGl8mY7oDq+ADn9XIK7eh2CPMjLex8YMnFEE6JV6dX3b6Bk te35ZzToZSer3iLM8LkfCIJC8m9km3BNdw2wKWPIMD2lvOeGNNX5Q26Gt4w4ASlynTwdE1oh hiLQqPQ8SpxIfbJ5mx8QusnrBqfR3LjG9IwxpvF0jLQlM8lzgAiJ0utSZ65nIZlVSQ1aYu8y AaRRY1XN7ODKb3F1Gvx2WIc935KrpB5Cp+gTsRhbmh1tL9FlAijplToYez2PgU2f6Bz08du5 Ag0ETu45ZwEQANU6lovLS4saxgXEUKAXKqrLVTmbrPg4SlR8vT9tGOU/pUsJ9uRXHHenksRx 1OXE/uZKOd+ldNOURWUqEllJzBwtylGIicbR63RtdAuuqLFy6onTh/b0QMxafWImFUnI/Ohm UXo2CxQOKPjQYalgWD0dyrY8qzYcfPidCjqmv4VK4RVaL++PHqGFLiaH6YXWazPPWKhF5HHP 1M8pybSZSWjaTiqLXcqJRWZlZffzLrV1WYboLQ2kFU87dkaTwn4StKn5ApUc58rCYMG4gkJb 7UTQQQF0doibEYlGlz9BumuzLe8xm2lyZJV7Sak/20e3j2fu0XMqdrEAsMXmhFZ4yCXoLrlu AVcLgVeuAFqOnhYhW6f2i1YJJ5TjqbvomlFAckKndU4uS6nFWv6Z7IcwUcoZ5UOjhSRDioI3 XnBcpRWm+h1F+ga26UCxyoueMLIT3GXhAcErrx7QQEZVJZP0FtXEECim1+9iU05HGJkYrGu+ C8NbCURIBH5Ixzt/7tJT822QzXmTmQqmbe3J3xUMnKS/tBRI83jgP1aqvrw75j/xTR3KkSXP 8bqw9LuBBoTcH1De408XfPkcM0m/5BUrIjRCO+ScfV29Ew/iPy8vUQ8BbRFRCcKMsWNhpr3h zXCaoFBe/YGNIRj95MKmCbUuFJOpHRLYOwfnEOKvz9nbA/LjABEBAAGJAjwEGAECACYCGwwW IQSv15eC87rsAgsooZ9yz45eJbTCkwUCWsxZGAUJDb9TMQAKCRByz45eJbTCk9QcEADAj4ue JzcXLsrXkfsv5aJDoNDGt7hddmWtWLi1V0mmPiUWjolj27d3xVPLomlPZtMoMG+w/I0uB1ob Kr1KzoRUh882BNdC1gwdOnLc9Vwh5bIL293fEN4h4lKoqB2qvJzVDnbBHCRSs+q5HXVozgpI eTdKlwNo4K1/8IQ0CdViJlX0eVoO1nICrJ8FB5uyE/uEftGnr1fYcA6UWiqSm1fmIpadDecx IsgJuv5evhhRamBzvf+jD8u861v3ZqeLz5CN9O1oVlv1L5fuqLS/detuDb/sE/uc/9g9WcZF JjvQoArlT19b7N49DeRnsjIL4UwCh5kkl9I8714Adv94qdHKEmmA7hl5PqaOhaEUUcUMjcWr tzKNbczN/Ka2T6f/RNTri/xbRX5pR4woUZb/AHvB6oJQMZrGRiKlUzSIQXYCQNKdIFbGLp92 LvAxq1r/3DKhg/BRbogbXgpwhBXelR9Eg4zQxA7nqZ74vjN2RffTvRXB4upFr7oOSP2kBTfx YALrEWgvodhYdpLwhUWlULHkaxcwYsqLEw98yfalhK7x/q4lE7I1HoSRQ6otwXKaot2VBBZP A+Tw/UuvK6/UBlqWo5nGcPNJU6A6hnWBqOdAkBOQYETEw7xDSYf9hkzplMEUIEd3MXTS5bB+ uhUV4tfLAz+qvFOQqyJgpoO3VUG1QLkCDQRTP6WIARAAtKsIn5Rjow4QOgZ/EVIoMld0F6sP msGYqZNW4wM1gDKaSLAuQlD1RZEg4lx/w9y2BZhVWKHzFJOk46xqjZquCqV1QHLDtjFbTb/E Cf4YlzXOeAb6O2/Gi/DQCfe543oYjn5AAREAcE/1E2W1ZzQufbGD4w5YW9rBVItweIRHIVfY dTqTaBZkCAWlD+Xc2hOKORif41FCmfuAy3PwwSbS2McQ3XuF6lljNG3+h1dmf1V2jHa29gsh CL8Npm7aMSvsLE89nfq3B1KdxrzMaLeNffH+i0O+fwg8EMLW7It1t0RjEv1ajPAZQKWb651s REuKrgcCa8LT+VnkekyXJexbzo1Zadt2jT+TrV9J2Z1FyBONhvi7H++b0SANmSeoysnlfYmU MwUu5prb6vimnz+wBKC4whjhXhAVOXItrLBR+Npmz5wg4g4y9m7hrV3uaDfL8LvPYcfYNRBj 8akl6Pg3z60YJZN229gn9/c9DeeuvJ6N2fGdBDYygN1GCP4hbhBoESngBond2yFUFE3jiRFE 4oxezePcQxpDNv262RsfxCt34WNZodmxzQ5aValF9hgLC8X8Woy1mVPoENrwUVvwfilrGa3N /rcqEeuWMJf8BPj+9LLNXglekYCHHkP8jLfrJBuJbfvOzNBIwTvOnH/K0VmaLgEjLyY5IpKF 7X3LFA8AEQEAAYkEWwQYAQIAJgIbAhYhBK/Xl4LzuuwCCyihn3LPjl4ltMKTBQJazFkZBQkJ becRAinBXSAEGQECAAYFAlM/pYgACgkQBsCEUtiHyJakQxAArKa0nKtSCkjBzRwL2vWY7z6B 2OdA39WPbmSOxsH/IMNlsXap6bjRuSkadbfL90pYT8Tmg/22lgYw/B8+kcCTzQqvqMOEg3Nz A00/fMr42Zbx3JF9pJ/upVce1dbiPVOIJMDyZh8jrnfzsUAhIo8qDypk8cdfOKhsY+Y7rn/A RpzeBtQB+pHmEQ+7qVxEJ+oJzsNo9suwW0KK97vIGLbR+8x4MXViUXOQ3jqtgyNT/OfSdOJ+ AjrwtquxXBr3xyW78OzqR5iEfJLwOKZZjnHPKoTftgaj2xcCe2SXxEVhtlylPtbCeXwQqQY8 PDDJ5c9c0BJB24K6d1h5FMk1elMen3go7fIYOs5FtGN+rS7Vt4whJk1mCRKmBbwFiChMAgaN WkpJCA+AcfwEqr4sbkJHfGJ7z7gPmjlW8xsrzJLw2tfCl49bnIHaCSNcH6UavYsfz8X+y3Df kyJiSLg58aOXDvhU2bE7TiUl5zhbJ8yqeUtBVn2Rvx6Y730UdcxQDYhbwINoZzO3EXHSvlFf EeiHmizt5HF8qHrlay5gLjn7H3QvAsHCVCVT8s5ojB59iE1dLdeeB4ISj0EzG1PZsVdNqxbT WM6rIGhXOXXvwaqquDFufo6jBUDzfOAIwGkOCaqXJhIK/q8r08XmkwzadaT7PA+8tosVz01A lLvMmUybQ0sJEHLPjl4ltMKTMI4P/jJSUwAz0TjigaQRpA7STQ+c/mTHG1ih2Ht+LiULhOJi vHbJd30gsF3JQ03/W0Lmj5uxI0tyw2jj7YEBwRQgpMCky+4hz8S8/rl9Cj18Z5kI5pqYr/Vv iz0Z2GvT71qBEz/kHXNpfdG98wz9N+RhvfUt9Apo5p1CIGNCbwcmc2vHjQgqojnVwBeOgq6+ utZSEJjzkfwNZ1YJ08xJXWI5BbP5DeXnCj9yZRqck3yJcMrp123eqASE2Wfp2qGaefTZDltm iFkgC7H3xFhvn2EWQKjc7VEa1EiygEkLGr/MaG4RBAfoJECDWscCR+QzkW8YclgFRUjlnmVR lLkjPAqSPIIMs8xH8LdW4cbsahJg8sy5j6eXgeKhaY+4RZhBc3dhDxeRn6g8Zz+tK4m6WcAR ksiTXlv85AhYSj+k54oaO0oyh6HDDIZnDpvmn34lra2RApKitb+JgVMLhBWv3MTTQg0j5B04 d40M4/o16rUdm3AUk/D99BroSuFuYA57GTM7NbzOKUN3Bd0pYOBqd+yKe8q1jldqOm8gBOXu geJJTd3zxRqqub8vD1793GLv+ejvt9Fpyo3N9EsA2cyhVLzQbu8zGBQOVrFhkcAEsC9Dddmo QYQFhrzf7ehzInvllxM3fgPaMxmerNrzlFYkDKc4QYc04IcOwz+xmsOJssYSA8X9 Message-ID: Date: Tue, 19 Feb 2019 08:22:22 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.5.0 MIME-Version: 1.0 In-Reply-To: <8f46738a-35bd-8d48-ab0a-aa0c9ed40e8d@trustiosity.com> Content-Language: en-US X-Smurf-Spam-Score: 0.0 (/) X-Smurf-Whitelist: +relay_from_hosts X-BeenThere: wireguard@lists.zx2c4.com X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development discussion of WireGuard List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: wireguard-bounces@lists.zx2c4.com Sender: "WireGuard" On 19.02.19 04:01, zrm wrote: > How hard would it be to call out to a trivial userspace DNS client? We don't even need call-outs. We already have a netlink interface which a userspace client can use to monitor WG. Teach that client to re-resolve the name and to update the peer. -- -- Matthias Urlichs _______________________________________________ WireGuard mailing list WireGuard@lists.zx2c4.com https://lists.zx2c4.com/mailman/listinfo/wireguard