From owner-svn-src-head@FreeBSD.ORG  Sun Dec  2 01:20:44 2012
Return-Path: <owner-svn-src-head@FreeBSD.ORG>
Delivered-To: svn-src-head@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52])
 by hub.freebsd.org (Postfix) with ESMTP id 6A8BF3A4;
 Sun,  2 Dec 2012 01:20:44 +0000 (UTC)
 (envelope-from rmacklem@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org
 [IPv6:2001:1900:2254:2068::e6a:0])
 by mx1.freebsd.org (Postfix) with ESMTP id 3432E8FC13;
 Sun,  2 Dec 2012 01:20:44 +0000 (UTC)
Received: from svn.freebsd.org (localhost [127.0.0.1])
 by svn.freebsd.org (8.14.5/8.14.5) with ESMTP id qB21Ki5F041152;
 Sun, 2 Dec 2012 01:20:44 GMT (envelope-from rmacklem@svn.freebsd.org)
Received: (from rmacklem@localhost)
 by svn.freebsd.org (8.14.5/8.14.5/Submit) id qB21KibQ041151;
 Sun, 2 Dec 2012 01:20:44 GMT (envelope-from rmacklem@svn.freebsd.org)
Message-Id: <201212020120.qB21KibQ041151@svn.freebsd.org>
From: Rick Macklem <rmacklem@FreeBSD.org>
Date: Sun, 2 Dec 2012 01:20:44 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
 svn-src-head@freebsd.org
Subject: svn commit: r243783 - head/usr.bin/nfsstat
X-SVN-Group: head
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
X-BeenThere: svn-src-head@freebsd.org
X-Mailman-Version: 2.1.14
Precedence: list
List-Id: SVN commit messages for the src tree for head/-current
 <svn-src-head.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/svn-src-head>,
 <mailto:svn-src-head-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-head>
List-Post: <mailto:svn-src-head@freebsd.org>
List-Help: <mailto:svn-src-head-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-head>,
 <mailto:svn-src-head-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sun, 02 Dec 2012 01:20:44 -0000

Author: rmacklem
Date: Sun Dec  2 01:20:43 2012
New Revision: 243783
URL: http://svnweb.freebsd.org/changeset/base/243783

Log:
  Add a "-m" option to nfsstat, which dumps out the
  actual options used by all NFS mounts. Works for
  the new/default NFS client only.
  
  Reviewed by:	alfred
  MFC after:	2 weeks

Modified:
  head/usr.bin/nfsstat/nfsstat.c

Modified: head/usr.bin/nfsstat/nfsstat.c
==============================================================================
--- head/usr.bin/nfsstat/nfsstat.c	Sun Dec  2 01:16:04 2012	(r243782)
+++ head/usr.bin/nfsstat/nfsstat.c	Sun Dec  2 01:20:43 2012	(r243783)
@@ -107,14 +107,36 @@ main(int argc, char **argv)
 	int ch;
 	char *memf, *nlistf;
 	char errbuf[_POSIX2_LINE_MAX];
+	int mntlen, i;
+	char buf[1024];
+	struct statfs *mntbuf;
+	struct nfscl_dumpmntopts dumpmntopts;
 
 	interval = 0;
 	memf = nlistf = NULL;
-	while ((ch = getopt(argc, argv, "cesWM:N:ow:z")) != -1)
+	while ((ch = getopt(argc, argv, "cesWM:mN:ow:z")) != -1)
 		switch(ch) {
 		case 'M':
 			memf = optarg;
 			break;
+		case 'm':
+			/* Display mount options for NFS mount points. */
+			mntlen = getmntinfo(&mntbuf, MNT_NOWAIT);
+			for (i = 0; i < mntlen; i++) {
+				if (strcmp(mntbuf->f_fstypename, "nfs") == 0) {
+					dumpmntopts.ndmnt_fname =
+					    mntbuf->f_mntonname;
+					dumpmntopts.ndmnt_buf = buf;
+					dumpmntopts.ndmnt_blen = sizeof(buf);
+					if (nfssvc(NFSSVC_DUMPMNTOPTS,
+					    &dumpmntopts) >= 0)
+						printf("%s on %s\n%s\n",
+						    mntbuf->f_mntfromname,
+						    mntbuf->f_mntonname, buf);
+				}
+				mntbuf++;
+			}
+			exit(0);
 		case 'N':
 			nlistf = optarg;
 			break;
@@ -646,7 +668,7 @@ void
 usage(void)
 {
 	(void)fprintf(stderr,
-	    "usage: nfsstat [-ceoszW] [-M core] [-N system] [-w wait]\n");
+	    "usage: nfsstat [-cemoszW] [-M core] [-N system] [-w wait]\n");
 	exit(1);
 }