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authortrasz <trasz@FreeBSD.org>2014-10-30 08:50:01 +0000
committertrasz <trasz@FreeBSD.org>2014-10-30 08:50:01 +0000
commitd140ecd680057af241267a4e27144a9c980fc8cf (patch)
tree6260f5edd97451c7eda2a6a3438f58b265827d33 /sbin
parentbc68f2246791013b508beb4864d6735819466e2d (diff)
downloadFreeBSD-src-d140ecd680057af241267a4e27144a9c980fc8cf.zip
FreeBSD-src-d140ecd680057af241267a4e27144a9c980fc8cf.tar.gz
Add support for "timeo", "actimeo", "noac", and "proto" options
to mount_nfs(8). They are implemented on Linux, OS X, and Solaris, and thus can be expected to appear in automounter maps. Reviewed by: rmacklem@ MFC after: 1 month Sponsored by: The FreeBSD Foundation
Diffstat (limited to 'sbin')
-rw-r--r--sbin/mount_nfs/mount_nfs.818
-rw-r--r--sbin/mount_nfs/mount_nfs.c29
2 files changed, 46 insertions, 1 deletions
diff --git a/sbin/mount_nfs/mount_nfs.8 b/sbin/mount_nfs/mount_nfs.8
index 124ba7d..55080e9 100644
--- a/sbin/mount_nfs/mount_nfs.8
+++ b/sbin/mount_nfs/mount_nfs.8
@@ -28,7 +28,7 @@
.\" @(#)mount_nfs.8 8.3 (Berkeley) 3/29/95
.\" $FreeBSD$
.\"
-.Dd August 5, 2014
+.Dd October 30, 2014
.Dt MOUNT_NFS 8
.Os
.Sh NAME
@@ -118,6 +118,8 @@ for regular files, and 30 -> 60 seconds for directories.
The algorithm to calculate the timeout is based on the age of the file.
The older the file,
the longer the cache is considered valid, subject to the limits above.
+.It Cm actimeo Ns = Ns Aq Ar seconds
+Set four cache timeouts above to specified value.
.It Cm allgssname
This option can be used along with
.Fl o Cm gssname
@@ -211,6 +213,8 @@ NFS Version 4 protocol.
This option is only meaningful when used with the
.Cm minorversion
option.
+.It Cm noac
+Disable attribute caching.
.It Cm noconn
For UDP mount points, do not do a
.Xr connect 2 .
@@ -282,6 +286,15 @@ use a reserved socket port number (see below).
.It Cm port Ns = Ns Aq Ar port_number
Use specified port number for NFS requests.
The default is to query the portmapper for the NFS port.
+.It Cm proto Ns = Ns Aq Ar protocol
+Specify transport protocol version to use.
+Currently, they are:
+.Bd -literal
+udp - Use UDP over IPv4
+tcp - Use TCP over IPv4
+udp6 - Use UDP over IPv6
+tcp6 - Use TCP over IPv6
+.Ed
.It Cm rdirplus
Used with NFSV3 to specify that the \fBReaddirPlus\fR RPC should
be used.
@@ -369,6 +382,9 @@ value if there is a low retransmit rate but long response delay observed.
option should be specified when using this option to manually
tune the timeout
interval.)
+.It Cm timeo Ns = Ns Aq Ar value
+Alias for
+.Cm timeout .
.It Cm udp
Use UDP transport.
.It Cm vers Ns = Ns Aq Ar vers_number
diff --git a/sbin/mount_nfs/mount_nfs.c b/sbin/mount_nfs/mount_nfs.c
index 754c893..6914a03 100644
--- a/sbin/mount_nfs/mount_nfs.c
+++ b/sbin/mount_nfs/mount_nfs.c
@@ -282,6 +282,35 @@ main(int argc, char *argv[])
err(1, "asprintf");
} else if (strcmp(opt, "principal") == 0) {
got_principal = 1;
+ } else if (strcmp(opt, "proto") == 0) {
+ pass_flag_to_nmount=0;
+ if (strcmp(val, "tcp") == 0) {
+ nfsproto = IPPROTO_TCP;
+ opflags |= OF_NOINET6;
+ build_iovec(&iov, &iovlen,
+ "tcp", NULL, 0);
+ } else if (strcmp(val, "udp") == 0) {
+ mnttcp_ok = 0;
+ nfsproto = IPPROTO_UDP;
+ opflags |= OF_NOINET6;
+ build_iovec(&iov, &iovlen,
+ "udp", NULL, 0);
+ } else if (strcmp(val, "tcp6") == 0) {
+ nfsproto = IPPROTO_TCP;
+ opflags |= OF_NOINET4;
+ build_iovec(&iov, &iovlen,
+ "tcp", NULL, 0);
+ } else if (strcmp(val, "udp6") == 0) {
+ mnttcp_ok = 0;
+ nfsproto = IPPROTO_UDP;
+ opflags |= OF_NOINET4;
+ build_iovec(&iov, &iovlen,
+ "udp", NULL, 0);
+ } else {
+ errx(1,
+ "illegal proto value -- %s",
+ val);
+ }
} else if (strcmp(opt, "sec") == 0) {
/*
* Don't add this option to
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