From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Derek Zhou Newsgroups: gmane.emacs.bugs Subject: bug#40665: 28.0.50; tls hang on local ssl Date: Thu, 16 Apr 2020 18:22:10 +0000 (UTC) Message-ID: <86imhz5m0f.fsf@mail.3qin.us> References: <86wo6fo78r.fsf@mail.3qin.us> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="83073"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: mu4e 1.0; emacs 26.1 Cc: 40665@debbugs.gnu.org To: Robert Pluim Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Apr 16 21:05:16 2020 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jP9p5-000LPs-F6 for geb-bug-gnu-emacs@m.gmane-mx.org; 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d=3qin.us; h=references:from:subject:in-reply-to:mime-version:to:cc:content-type: content-transfer-encoding; s=s1; bh=FfDh+Vo6PBSsBaf2MMepZH2D1dP7AWZDH7rboRy/NjM=; b=bEDwbDk8ss7XANwyL7onm/j6U/z7cy2qxH9RF1ehVJLhUdWCTyjfRU8xCSr9vynq7A2k DaVfgXMAwBQaZ7ug14P3Ki2LMXEmfi+lZXQXrYkZn/zHpb6MacQJ8lZyEomxV2uxyAa3v6 GcQUvXbgcTgoksaHQOxyKZCcd3gbQZVwE= Original-Received: by filterdrecv-p1iad2-asgard1-688d55b576-vtrml with SMTP id filterdrecv-p1iad2-asgard1-688d55b576-vtrml-16-5E98A251-16 2020-04-16 18:22:09.993392921 +0000 UTC m=+76816.114964483 Original-Received: from mail.3qin.us (unknown) by ismtpd0014p1las1.sendgrid.net (SG) with ESMTP id _fhPuByJTZ6nu4c3RxtUNQ Thu, 16 Apr 2020 18:22:09.843 +0000 (UTC) Original-Received: from localhost ([127.0.0.1]:35836 helo=mail.3qin.us) by mail.3qin.us with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jP99M-00031N-TC; Thu, 16 Apr 2020 18:22:08 +0000 In-reply-to: X-SG-EID: nTv1epxWypfl0GRwygk8G5JZcpWJeBCcUM8ly3qzpbbVyfDgYog/9eXX7sL09UAmETf6sDtcDUsOafLuQvTshSGa0Sg3S/iDpRFP5y7wlaZOlj4EPzucsBHPMl3HUQM44JavdvBt34nW9oot525Eguc8fvWcri/vGpruv3Q2WFcJMc8B/SBozDfoFWxHGbKMlHPyC/hR51uxw9SIHgwXJjWLwMrly47/vSb2xAFkrFpMuynxNAVyNgzoILidUHgd43ILeUwBj687iJiZu/I9oQ== X-Mailman-Approved-At: Thu, 16 Apr 2020 15:04:15 -0400 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:178474 Archived-At: Robert Pluim writes: >>>>>> On Thu, 16 Apr 2020 14:06:30 +0000 (UTC), Derek Zhou said: > > Derek> I have a vps that have ssl cert from let's encrypt. If I run emacs on > Derek> that machine and use eww to open the local url through proper DNS name, > Derek> it hangs. This only happen with gnutls 3.6+ I believe. w3m works. > > w3m uses OpenSSL rather than GnuTLS, I think. True, however, wget works, which use gnutls. > > Derek> recipe: > Derek> emacs -q > Derek> M-x eww > Derek> https://u15789687.ct.sendgrid.net/ls/click?upn=5u6PACFCQRlPqbnHSU4z2Xlc-2BdngjKawFESXJ7OrOF8M0VhErToh587OqGs4rdXCYpHS-2BTJCwQlyeoYpCGakF7HeU0y-2ByPTUfBl7m1gchyt8f9DppJ79-2BiI84YXNxbHvWRJyYFbi8O0HbKvvdS1ddux3ZjncA02WH4UyER8c34I-2BD7sN4tF1vdNkjAh9119T1Vnevpw0iFcIaCldIwi3pFMJra8DmFvLPm-2FF8zihX-2Bst0h8NJYZr3qoni6nP4cpeyRUK7caO86OxFnwGl-2FDd-2BC2aJe2MQ3-2BUedR5rO98PGM2qC9CmZpHC6LeditpbEMg30SLXsj-2B-2F7LCBhBfjmHD0OLTr-2BHtEiIkdcnftf1TZuxGU-2FLZzlzKMdeUjJElVAwbHa6NnmjFvW6U1NyGilkkC-2FutAlHDaF8hwDB5aRdmIV7VO9hYnp0sJL2jW76MLyjoD3UMd0cndm-2FfRdMPrnhiDAQlj-2F2atQr-2F0YiEMsOTdF034xF-2BsahDF55iuCkyKFQEQPKTIBSn6j76ME2zRj4-2BVw-3D-3D_U2j_S71vn-2BdJ969jmJsMZjcAVQ4Mbh84GRhJ0erfBn5ySXu1Uwk8oEkEaLtN1f5KRaKw1GkGOL1TU5kIB15t6oXeTDhu8J6Q7nTz-2FKhR7YJaupyvWQhgCTiCw1iDgSo5HtcOHBVcSQpRwOWOSozqTdtwd1p CWcPFeLcdQ1RBNsisdkYedrggCQGsUES4VBHJOYw-2FYGjkvEi2iyte2vifaqFXX2XlbbjnToTO6WQMa2ynzhPCWiWpfoD2XIbEMU3FUeNA Sorry, the crazy sendgrid munge links. it was mail.3qin.us > > Derek> This only happens when running on mail.3qin.us itself; from across the > Derek> network it is ok. I believe it is timing related and worsen by very > Derek> short network latency and small files. > > Which version exactly of GnuTLS are you running? Is it possible for > you to do a local install of a newer version and try that with emacs? I am using Debian 10, standard gnutls version ii libgnutls-openssl27:amd64 3.6.7-4+deb10u2 amd64 GNU TLS library - OpenSSL wrapper ii libgnutls28-dev:amd64 3.6.7-4+deb10u2 amd64 GNU TLS library - development files I don't want to mess up system libraries; if there is a way to compile a gnutls locally and link emacs with it statically, I can try. > > Otherwise, maybe turning off TLS1.3 will help: > > (setq gnutls-algorithm-priority "NORMAL:-VERS-TLS1.3") > Does not help. > Another thing to try is setting 'gnutls-log-level' to progressively > higher values, to see if it resolves the timing issues. 1 or 2 will give me more informational prints; with or without the following; but always hang. 3 does not seem to have any effect. gnutls.c: [1] (Emacs) non-fatal error: Resource temporarily unavailable, try again. I've tried 26.3, latest git (28.0.??) latest emacs-27 (27.0.9?) and they all behave the same. Derek