Received: (at 55055) by debbugs.gnu.org; 21 Apr 2022 14:26:05 +0000 From debbugs-submit-bounces <at> debbugs.gnu.org Thu Apr 21 10:26:05 2022 Received: from localhost ([127.0.0.1]:50582 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from <debbugs-submit-bounces <at> debbugs.gnu.org>) id 1nhXkz-0003DU-8n for submit <at> debbugs.gnu.org; Thu, 21 Apr 2022 10:26:05 -0400 Received: from michel.telenet-ops.be ([195.130.137.88]:60608) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from <maximedevos@HIDDEN>) id 1nhXkv-0003Cb-Ol for 55055 <at> debbugs.gnu.org; Thu, 21 Apr 2022 10:26:03 -0400 Received: from [IPv6:2a02:2c40:200:b001::1:66ec] ([IPv6:2a02:2c40:200:b001::1:66ec]) by michel.telenet-ops.be with bizsmtp id MSRy2700L48ECPd06SRze1; Thu, 21 Apr 2022 16:26:00 +0200 Message-ID: <274c06a235949ebbdd3f90e31afea1189f207ea0.camel@HIDDEN> Subject: Re: [bug#55055] [PATCH] gnu: wireguard: Add support for PresharedKey From: Maxime Devos <maximedevos@HIDDEN> To: Paul Alesius <paul@HIDDEN>, 55055 <at> debbugs.gnu.org Date: Thu, 21 Apr 2022 16:25:53 +0200 In-Reply-To: <CAL8jUGVj31UESVDj61D3kaYCWyPrapEzOYEAmPHwAqgN0tr6nw@HIDDEN> References: <CAL8jUGVj31UESVDj61D3kaYCWyPrapEzOYEAmPHwAqgN0tr6nw@HIDDEN> Content-Type: multipart/signed; micalg="pgp-sha512"; protocol="application/pgp-signature"; boundary="=-JGmeMxkiBnSoxLm90xLJ" User-Agent: Evolution 3.38.3-1 MIME-Version: 1.0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=telenet.be; s=r22; t=1650551160; bh=cSvgGYDuCQQ3ZHZzoeFwatE82rXYT4d5qa5i8BUn8HA=; h=Subject:From:To:Date:In-Reply-To:References; b=me3xddLUuXTVngUbYmdrN6QL6dR5h8QNQbFflsKxMcHD3Uhm2JP4rlQ3xvXGa/0Rh hbYWTR+2sA13RnwdurvP/xsXPBTspYmmLRFHLNO2+hIVD28VSXdih9ta6uZ/BrCWbF /0zqRzoy9VAb+XyNC6+GGPCxpemC46HzRhufVI+lG07suQSSKdy4pz5826BvgNtlHt 7LUfDUf4R0SooJBMzI9NpTZHIfsSXqX6C9kfV+dHpnGVdKKGntnRbNSvSO9fVSisu7 ztoS+LkHuZEEIIVGT+7mXSLwnKbO4uXeSvsAkLGK0bIKUznFvoDvYPhaHBguEpTvh6 /fMKHGC3xvtkA== X-Spam-Score: -0.0 (/) X-Debbugs-Envelope-To: 55055 X-BeenThere: debbugs-submit <at> debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: <debbugs-submit.debbugs.gnu.org> List-Unsubscribe: <https://debbugs.gnu.org/cgi-bin/mailman/options/debbugs-submit>, <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=unsubscribe> List-Archive: <https://debbugs.gnu.org/cgi-bin/mailman/private/debbugs-submit/> List-Post: <mailto:debbugs-submit <at> debbugs.gnu.org> List-Help: <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=help> List-Subscribe: <https://debbugs.gnu.org/cgi-bin/mailman/listinfo/debbugs-submit>, <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=subscribe> Errors-To: debbugs-submit-bounces <at> debbugs.gnu.org Sender: "Debbugs-submit" <debbugs-submit-bounces <at> debbugs.gnu.org> X-Spam-Score: -1.0 (-) --=-JGmeMxkiBnSoxLm90xLJ Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Paul Alesius schreef op do 21-04-2022 om 15:26 [+0200]: > + (preshared-key wireguard-peer-preshared-key > + (default #f)) ;string This should be documented in the documentation, otherwise it will be difficult to discover. Also, #f is not a string, did you mean =E2=80=98;#f|string=E2=80=99? Also, a limitation: the preshared key will end up in the store, and hence be world-readable. So other users on the same system (other people or compromised system daemons) could now determine the preshared key. Questions: * Could the security limitation be documented? * What security impact does a leaked secret key have? * Does wireguard has some inclusion mechanism, such that the wireguard configuration can =E2=80=98include=E2=80=99 some file outside= the store? * WDYT of verifying that the preshared key looks =E2=80=98reasonable=E2= =80=99 (I guess only a-z0-9 characters, no spaces or newlines, not a bytevector ...) As-is, if I do (preshared-keys (string->utf8 "oops I thought this needs to be bytevector)) then "guix system reconfigure" doesn't give a nice error message, it will just silently produce a broken configuration file. Greetings, Maxime. --=-JGmeMxkiBnSoxLm90xLJ Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- iI0EABYKADUWIQTB8z7iDFKP233XAR9J4+4iGRcl7gUCYmFpcRccbWF4aW1lZGV2 b3NAdGVsZW5ldC5iZQAKCRBJ4+4iGRcl7llhAQCW9CDpTLT1y63SNBlRydeAfzEL /GZOhTtTzMFV07PwLQD9HdiRb3peV/Zq/d1yh8eY2eYgG6l4PdjiNVV2k+EdVAs= =zCfL -----END PGP SIGNATURE----- --=-JGmeMxkiBnSoxLm90xLJ--
guix-patches@HIDDEN
:bug#55055
; Package guix-patches
.
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This patch adds support for configuring a PresharedKey attribute. Tested, working. With regards, - Paul --000000000000f03c8405dd2a10d5 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable <div dir=3D"ltr"><div>The WireGuard configuration supports a PresharedKey a= ttribute for additional security. This patch adds support for configuring a= PresharedKey attribute.<br></div><div><br></div><div>Tested, working.</div= ><div><br></div><div>With regards,</div><div>- Paul<br></div></div> --000000000000f03c8405dd2a10d5-- --000000000000f03c8605dd2a10d7 Content-Type: application/octet-stream; name="guix.wg-psk.patch" Content-Disposition: attachment; filename="guix.wg-psk.patch" Content-Transfer-Encoding: base64 Content-ID: <f_l291aw2s0> X-Attachment-Id: f_l291aw2s0 ZGlmZiAtLWdpdCBhL2dudS9zZXJ2aWNlcy92cG4uc2NtIGIvZ251L3NlcnZpY2VzL3Zwbi5zY20K aW5kZXggYjI0ZTljZmZiMy4uZTNmNWZmMGQwNSAxMDA2NDQKLS0tIGEvZ251L3NlcnZpY2VzL3Zw bi5zY20KKysrIGIvZ251L3NlcnZpY2VzL3Zwbi5zY20KQEAgLTYyLDYgKzYyLDcgQEAgKGRlZmlu ZS1tb2R1bGUgKGdudSBzZXJ2aWNlcyB2cG4pCiAgICAgICAgICAgICB3aXJlZ3VhcmQtcGVlci1h bGxvd2VkLWlwcwogICAgICAgICAgICAgd2lyZWd1YXJkLXBlZXItcHVibGljLWtleQogICAgICAg ICAgICAgd2lyZWd1YXJkLXBlZXIta2VlcC1hbGl2ZQorICAgICAgICAgICAgd2lyZWd1YXJkLXBl ZXItcHJlc2hhcmVkLWtleQogCiAgICAgICAgICAgICB3aXJlZ3VhcmQtY29uZmlndXJhdGlvbgog ICAgICAgICAgICAgd2lyZWd1YXJkLWNvbmZpZ3VyYXRpb24/CkBAIC03MDEsNiArNzAyLDggQEAg KGRlZmluZS1yZWNvcmQtdHlwZSogPHdpcmVndWFyZC1wZWVyPgogICAoZW5kcG9pbnQgICAgICAg ICAgd2lyZWd1YXJkLXBlZXItZW5kcG9pbnQKICAgICAgICAgICAgICAgICAgICAgIChkZWZhdWx0 ICNmKSkgICAgIDtzdHJpbmcKICAgKHB1YmxpYy1rZXkgICAgICAgIHdpcmVndWFyZC1wZWVyLXB1 YmxpYy1rZXkpICAgO3N0cmluZworICAocHJlc2hhcmVkLWtleSAgICAgd2lyZWd1YXJkLXBlZXIt cHJlc2hhcmVkLWtleQorICAgICAgICAgICAgICAgICAgICAgKGRlZmF1bHQgI2YpKSAgIDtzdHJp bmcKICAgKGFsbG93ZWQtaXBzICAgICAgIHdpcmVndWFyZC1wZWVyLWFsbG93ZWQtaXBzKSA7bGlz dCBvZiBzdHJpbmdzCiAgIChrZWVwLWFsaXZlICAgICAgICB3aXJlZ3VhcmQtcGVlci1rZWVwLWFs aXZlCiAgICAgICAgICAgICAgICAgICAgICAoZGVmYXVsdCAjZikpKSAgICA7aW50ZWdlcgpAQCAt NzI3LDE2ICs3MzAsMjAgQEAgKGRlZmluZSAod2lyZWd1YXJkLWNvbmZpZ3VyYXRpb24tZmlsZSBj b25maWcpCiAgIChkZWZpbmUgKHBlZXItPmNvbmZpZyBwZWVyKQogICAgIChsZXQgKChuYW1lICh3 aXJlZ3VhcmQtcGVlci1uYW1lIHBlZXIpKQogICAgICAgICAgIChwdWJsaWMta2V5ICh3aXJlZ3Vh cmQtcGVlci1wdWJsaWMta2V5IHBlZXIpKQorICAgICAgICAgIChwcmVzaGFyZWQta2V5ICh3aXJl Z3VhcmQtcGVlci1wcmVzaGFyZWQta2V5IHBlZXIpKQogICAgICAgICAgIChlbmRwb2ludCAod2ly ZWd1YXJkLXBlZXItZW5kcG9pbnQgcGVlcikpCiAgICAgICAgICAgKGFsbG93ZWQtaXBzICh3aXJl Z3VhcmQtcGVlci1hbGxvd2VkLWlwcyBwZWVyKSkKICAgICAgICAgICAoa2VlcC1hbGl2ZSAod2ly ZWd1YXJkLXBlZXIta2VlcC1hbGl2ZSBwZWVyKSkpCiAgICAgICAoZm9ybWF0ICNmICJbUGVlcl0g I35hCiBQdWJsaWNLZXkgPSB+YQogQWxsb3dlZElQcyA9IH5hCi1+YX5hIgorfmF+YX5hIgogICAg ICAgICAgICAgICBuYW1lCiAgICAgICAgICAgICAgIHB1YmxpYy1rZXkKICAgICAgICAgICAgICAg KHN0cmluZy1qb2luIGFsbG93ZWQtaXBzICIsIikKKyAgICAgICAgICAgICAgKGlmIHByZXNoYXJl ZC1rZXkKKyAgICAgICAgICAgICAgICAgIChmb3JtYXQgI2YgIlByZXNoYXJlZEtleSA9IH5hXG4i IHByZXNoYXJlZC1rZXkpCisgICAgICAgICAgICAgICAgICAiIikKICAgICAgICAgICAgICAgKGlm IGVuZHBvaW50CiAgICAgICAgICAgICAgICAgICAoZm9ybWF0ICNmICJFbmRwb2ludCA9IH5hXG4i IGVuZHBvaW50KQogICAgICAgICAgICAgICAgICAgIiIpCg== --000000000000f03c8605dd2a10d7--
Paul Alesius <paul@HIDDEN>
:guix-patches@HIDDEN
.
Full text available.guix-patches@HIDDEN
:bug#55055
; Package guix-patches
.
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