On 2/24/21 3:30 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.
>
> How much smaller?
Will a bit smaller... but a number of daemons like nfsd[cld,clddb,cldnts]
need to also come a long.
>
>> 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.
>
> There's also --manage-gids.
Right... a patch was posted...
>
> If you want nfsv4-only at runtime, you can always run rpc.mountd with
> -N2 -N3 to turn off the MOUNT protocol support.
The end game is not to run mountd at all...
>
> If you don't even want v2/f3 code on your system, then you may have to
> do something like this, but why is that important?
Container friendly... Not bring in all the extra daemons v3
needs is a good thing... esp rpcbind.
steved.
>
> --b.
>
>>
>> V2:
>> * Added two systemd services: nfsv4-exportd and nfsv4-server
>> * nfsv4-server starts rpc.nfsd -N 3, so nfs.conf mod not needed.
>>
>> 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
>
