Return-Path: Received: from mail-qt0-f172.google.com ([209.85.216.172]:35501 "EHLO mail-qt0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752700AbeDKOJo (ORCPT ); Wed, 11 Apr 2018 10:09:44 -0400 Received: by mail-qt0-f172.google.com with SMTP id s2so2023153qti.2 for ; Wed, 11 Apr 2018 07:09:44 -0700 (PDT) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 11.3 \(3445.6.18\)) Subject: Re: [Libtirpc-devel] [PATCH 1/2] Restore using reserve ports for client connections From: Chuck Lever In-Reply-To: Date: Wed, 11 Apr 2018 08:09:41 -0600 Cc: Thorsten Kukuk , Linux NFS Mailing List , libtirpc List Message-Id: <8BB30868-457E-4929-976D-E7587A46573C@gmail.com> References: <20180410213043.5545-1-steved@redhat.com> <1E130010-3BB3-4BB8-9521-1B6096BC615B@oracle.com> <44316a1b-82ff-261c-b691-31b5621fb4e7@RedHat.com> <20180411125903.GA28242@suse.de> To: Steve Dickson Sender: linux-nfs-owner@vger.kernel.org List-ID: > On Apr 11, 2018, at 8:07 AM, Steve Dickson wrote: >=20 >=20 >=20 > On 04/11/2018 08:59 AM, Thorsten Kukuk wrote: >> On Wed, Apr 11, Steve Dickson wrote: >>=20 >>>=20 >>> Hey, >>>=20 >>> On 04/10/2018 06:17 PM, Chuck Lever wrote: >>>>=20 >>>>=20 >>>>> On Apr 10, 2018, at 3:30 PM, Steve Dickson = wrote: >>>>>=20 >>>>> Commit 46e04a73 changed both clnt_com_create() >>>>> and clnt_tli_create() to avoid using reserve ports when >>>>> creating connection to the server. >>>>>=20 >>>>> For certain legacy apps, the client has to used >>>>> reserve port to be able to communicate with its >>>>> server so using of reserve ports is restored. >>>>=20 >>>> Hi Steve- >>>>=20 >>>> Which legacy apps use clnt_tli_create and require this behavior? >>> yphelper, yppush and ypxfr via the clnt_create() call. At least >>> that's all I have found so far. >>=20 > Add rpcinfo to this list... Its used in the remote call code. clnt_create(3) is used there, but does it require a reserved port? > steved. >=20 >> Yes, and I need to change that like Solaris is doing it, only a >> question of time on my side :( >>=20 >> Thorsten >>=20 >=20 > = --------------------------------------------------------------------------= ---- > Check out the vibrant tech community on one of the world's most > engaging tech sites, Slashdot.org! http://sdm.link/slashdot > _______________________________________________ > Libtirpc-devel mailing list > Libtirpc-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/libtirpc-devel -- Chuck Lever chucklever@gmail.com