diff options
| -rw-r--r-- | sys/fs/nfsserver/nfs_nfsdkrpc.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/sys/fs/nfsserver/nfs_nfsdkrpc.c b/sys/fs/nfsserver/nfs_nfsdkrpc.c index dde5f3b..e117955 100644 --- a/sys/fs/nfsserver/nfs_nfsdkrpc.c +++ b/sys/fs/nfsserver/nfs_nfsdkrpc.c @@ -82,6 +82,14 @@ SYSCTL_INT(_vfs_newnfs, OID_AUTO, nfs_privport, CTLFLAG_RW, &nfs_privport, 0, "Only allow clients using a privileged port for NFSv2 and 3"); +static int nfs_minvers = NFS_VER2; +SYSCTL_INT(_vfs_newnfs, OID_AUTO, server_min_nfsvers, CTLFLAG_RW, + &nfs_minvers, 0, "The lowest version of NFS handled by the server"); + +static int nfs_maxvers = NFS_VER4; +SYSCTL_INT(_vfs_newnfs, OID_AUTO, server_max_nfsvers, CTLFLAG_RW, + &nfs_maxvers, 0, "The highest version of NFS handled by the server"); + static int nfs_proc(struct nfsrv_descript *, u_int32_t, struct socket *, u_int64_t, struct nfsrvcache **); @@ -353,9 +361,15 @@ nfsrvd_addsock(struct file *fp) fp->f_ops = &badfileops; fp->f_data = NULL; xprt->xp_sockref = ++sockref; - svc_reg(xprt, NFS_PROG, NFS_VER2, nfssvc_program, NULL); - svc_reg(xprt, NFS_PROG, NFS_VER3, nfssvc_program, NULL); - svc_reg(xprt, NFS_PROG, NFS_VER4, nfssvc_program, NULL); + if (nfs_minvers == NFS_VER2) + svc_reg(xprt, NFS_PROG, NFS_VER2, nfssvc_program, + NULL); + if (nfs_minvers <= NFS_VER3 && nfs_maxvers >= NFS_VER3) + svc_reg(xprt, NFS_PROG, NFS_VER3, nfssvc_program, + NULL); + if (nfs_maxvers >= NFS_VER4) + svc_reg(xprt, NFS_PROG, NFS_VER4, nfssvc_program, + NULL); } return (0); |
