From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx1.redhat.com ([209.132.183.28]:33896 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752167Ab1FTTij (ORCPT ); Mon, 20 Jun 2011 15:38:39 -0400 Date: Mon, 20 Jun 2011 15:38:34 -0400 From: Jeff Layton To: Jeff Layton Cc: steved@redhat.com, linux-nfs@vger.kernel.org, chuck.lever@oracle.com Subject: Re: [PATCH] manpage: add info about IPv6 configuration to exports(5) Message-ID: <20110620153834.126e6bbc@tlielax.poochiereds.net> In-Reply-To: <1308597604-1198-1-git-send-email-jlayton@redhat.com> References: <1308597604-1198-1-git-send-email-jlayton@redhat.com> Content-Type: text/plain; charset=US-ASCII Sender: linux-nfs-owner@vger.kernel.org List-ID: MIME-Version: 1.0 On Mon, 20 Jun 2011 15:20:04 -0400 Jeff Layton wrote: > The parts of the exports(5) manpage that discuss IP addressing neglect > IPv6 configuration. Update to include info on how to export to IPv6 > subnets and addresses, and add a line demonstrating that to the EXAMPLE > section. > > Signed-off-by: Jeff Layton > --- > utils/exportfs/exports.man | 8 +++++--- > 1 files changed, 5 insertions(+), 3 deletions(-) > > diff --git a/utils/exportfs/exports.man b/utils/exportfs/exports.man > index 241b3af..cf5f365 100644 > --- a/utils/exportfs/exports.man > +++ b/utils/exportfs/exports.man > @@ -47,7 +47,7 @@ NFS clients may be specified in a number of ways: > .IP "single host > This is the most common format. You may specify a host either by an > abbreviated name recognized be the resolver, the fully qualified domain > -name, or an IP address. > +name, an IPv4 address, or an IPv6 address enclosed in square brackets. > .IP "IP networks > You can also export directories to all hosts on an IP (sub-) network > simultaneously. This is done by specifying an IP address and netmask pair > @@ -57,7 +57,7 @@ where the netmask can be specified in dotted-decimal format, or as a > contiguous mask length. > For example, either `/255.255.252.0' or `/22' appended > to the network base IPv4 address results in identical subnetworks with 10 bits of > -host. Wildcard characters generally do not work on IP addresses, though they > +host. IPv6 addresses must use a contiguous mask length and be enclosed in square brackets. Wildcard characters generally do not work on IP addresses, though they > may work by accident when reverse DNS lookups fail. > .IP "wildcards > Machine names may contain the wildcard characters \fI*\fR and \fI?\fR. > @@ -486,6 +486,7 @@ The format for extra export tables is the same as > /home/joe pc001(rw,all_squash,anonuid=150,anongid=100) > /pub *(ro,insecure,all_squash) > /srv/www \-sync,rw server @trusted @external(ro) > +/foo [2001:321:9:e54::/64](rw) 192.168.1.0/24(rw) > '''/pub/private (noaccess) > .fi > .PP > @@ -501,7 +502,8 @@ option in this entry also allows clients with NFS implementations that > don't use a reserved port for NFS. > The sixth line exports a directory read-write to the machine 'server' > as well as the `@trusted' netgroup, and read-only to netgroup `@external', > -all three mounts with the `sync' option enabled. > +all three mounts with the `sync' option enabled. The seventh line exports > +a directory to both an IPv6 and an IPv4 subnet. > ''' The last line denies all NFS clients > '''access to the private directory. > '''.SH CAVEATS Self NAK on this, as brackets don't seem to be required after all. I'll respin and resend once I get that straightened out. -- Jeff Layton