Documentation/netlink/specs/nfsd.yaml

# SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)

name: nfsd
protocol: genetlink
uapi-header: linux/nfsd_netlink.h

doc: NFSD configuration over generic netlink.

attribute-sets:
  -
    name: rpc-status
    attributes:
      -
        name: xid
        type: u32
        byte-order: big-endian
      -
        name: flags
        type: u32
      -
        name: prog
        type: u32
      -
        name: version
        type: u8
      -
        name: proc
        type: u32
      -
        name: service_time
        type: s64
      -
        name: pad
        type: pad
      -
        name: saddr4
        type: u32
        byte-order: big-endian
        display-hint: ipv4
      -
        name: daddr4
        type: u32
        byte-order: big-endian
        display-hint: ipv4
      -
        name: saddr6
        type: binary
        display-hint: ipv6
      -
        name: daddr6
        type: binary
        display-hint: ipv6
      -
        name: sport
        type: u16
        byte-order: big-endian
      -
        name: dport
        type: u16
        byte-order: big-endian
      -
        name: compound-ops
        type: u32
        multi-attr: true
  -
    name: server
    attributes:
      -
        name: threads
        type: u32
        multi-attr: true
      -
        name: gracetime
        type: u32
      -
        name: leasetime
        type: u32
      -
        name: scope
        type: string
  -
    name: version
    attributes:
      -
        name: major
        type: u32
      -
        name: minor
        type: u32
      -
        name: enabled
        type: flag
  -
    name: server-proto
    attributes:
      -
        name: version
        type: nest
        nested-attributes: version
        multi-attr: true
  -
    name: sock
    attributes:
      -
        name: addr
        type: binary
      -
        name: transport-name
        type: string
  -
    name: server-sock
    attributes:
      -
        name: addr
        type: nest
        nested-attributes: sock
        multi-attr: true

operations:
  list:
    -
      name: rpc-status-get
      doc: dump pending nfsd rpc
      attribute-set: rpc-status
      dump:
        pre: nfsd-nl-rpc-status-get-start
        post: nfsd-nl-rpc-status-get-done
        reply:
          attributes:
            - xid
            - flags
            - prog
            - version
            - proc
            - service_time
            - saddr4
            - daddr4
            - saddr6
            - daddr6
            - sport
            - dport
            - compound-ops
    -
      name: threads-set
      doc: set the number of running threads
      attribute-set: server
      flags: [ admin-perm ]
      do:
        request:
          attributes:
            - threads
            - gracetime
            - leasetime
            - scope
    -
      name: threads-get
      doc: get the number of running threads
      attribute-set: server
      do:
        reply:
          attributes:
            - threads
            - gracetime
            - leasetime
            - scope
    -
      name: version-set
      doc: set nfs enabled versions
      attribute-set: server-proto
      flags: [ admin-perm ]
      do:
        request:
          attributes:
            - version
    -
      name: version-get
      doc: get nfs enabled versions
      attribute-set: server-proto
      do:
        reply:
          attributes:
            - version
    -
      name: listener-set
      doc: set nfs running sockets
      attribute-set: server-sock
      flags: [ admin-perm ]
      do:
        request:
          attributes:
            - addr
    -
      name: listener-get
      doc: get nfs running listeners
      attribute-set: server-sock
      do:
        reply:
          attributes:
            - addr