Re: [PATCH 0/7 V4] The NFSv4 only mounting daemon.

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> On Mar 2, 2021, at 5:39 PM, Steve Dickson <SteveD@xxxxxxxxxx> wrote:
> 
> 
> 
> On 2/24/21 3:49 PM, J. Bruce Fields wrote:
>> On Fri, Feb 19, 2021 at 03:08:08PM -0500, Steve Dickson wrote:
>>> nfsv4.exportd is a daemon that will listen for only v4 mount upcalls.
>>> The idea is to allow distros to build a v4 only package
>>> which will have a much smaller footprint than the
>>> entire nfs-utils package.
>>> 
>>> exportd uses no RPC code, which means none of the 
>>> code or arguments that deal with v3 was ported, 
>>> this again, makes the footprint much smaller. 
>>> 
>>> The following options were ported:
>>>    * multiple threads
>>>    * state-directory-path option
>>>    * junction support (not tested)
>>> 
>>> The rest of the mountd options were v3 only options.
>>> 
>>> V2:
>>>  * Added two systemd services: nfsv4-exportd and nfsv4-server
>>>  * nfsv4-server starts rpc.nfsd -N 3, so nfs.conf mod not needed.
>> 
>> We really shouldn't make users change how they do things.
> If they only want v4 support...  I'm thinking is a lot easier to
> simple do a nfsv4.server start verse edit config files.
> 
>> 
>> Whatever we do, "systemctl start nfs-server" should still be how they
>> start the NFS server.
> Again.. if they install the nfsv4-utils verse the nfs-utils package
> they should expect change... IMHO..

I would prefer having a single nfs-utils package. I don't see
a need for a proliferation of these extra little programs --
let's just make the usual suspects behave better.


> steved.
>> 
>> --b.
>> 
>>> 
>>> V3: Changed the name from exportd to nfsv4.exportd
>>> 
>>> V4: Added compile flag that will compile in the NFSv4 only server
>>> 
>>> Steve Dickson (7):
>>>  exportd: the initial shell of the v4 export support
>>>  exportd: Moved cache upcalls routines into libexport.a
>>>  exportd: multiple threads
>>>  exportd/exportfs: Add the state-directory-path option
>>>  exportd: Enabled junction support
>>>  exportd: systemd unit files
>>>  exportd: Added config variable to compile in the NFSv4 only server.
>>> 
>>> .gitignore                                |   1 +
>>> configure.ac                              |  14 ++
>>> nfs.conf                                  |   4 +
>>> support/export/Makefile.am                |   3 +-
>>> {utils/mountd => support/export}/auth.c   |   4 +-
>>> {utils/mountd => support/export}/cache.c  |  46 +++-
>>> support/export/export.h                   |  34 +++
>>> {utils/mountd => support/export}/fsloc.c  |   0
>>> {utils/mountd => support/export}/v4root.c |   0
>>> {utils/mountd => support/include}/fsloc.h |   0
>>> systemd/Makefile.am                       |   6 +
>>> systemd/nfs.conf.man                      |  10 +
>>> systemd/nfsv4-exportd.service             |  12 +
>>> systemd/nfsv4-server.service              |  31 +++
>>> utils/Makefile.am                         |   4 +
>>> utils/exportd/Makefile.am                 |  65 +++++
>>> utils/exportd/exportd.c                   | 276 ++++++++++++++++++++++
>>> utils/exportd/exportd.man                 |  81 +++++++
>>> utils/exportfs/exportfs.c                 |  21 +-
>>> utils/exportfs/exportfs.man               |   7 +-
>>> utils/mountd/Makefile.am                  |   5 +-
>>> 21 files changed, 606 insertions(+), 18 deletions(-)
>>> rename {utils/mountd => support/export}/auth.c (99%)
>>> rename {utils/mountd => support/export}/cache.c (98%)
>>> create mode 100644 support/export/export.h
>>> rename {utils/mountd => support/export}/fsloc.c (100%)
>>> rename {utils/mountd => support/export}/v4root.c (100%)
>>> rename {utils/mountd => support/include}/fsloc.h (100%)
>>> create mode 100644 systemd/nfsv4-exportd.service
>>> create mode 100644 systemd/nfsv4-server.service
>>> create mode 100644 utils/exportd/Makefile.am
>>> create mode 100644 utils/exportd/exportd.c
>>> create mode 100644 utils/exportd/exportd.man
>>> 
>>> -- 
>>> 2.29.2

--
Chuck Lever







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