From: johann <johann>
Date: Tue, 3 Nov 2009 21:59:21 +0000 (+0000)
Subject: Branch b1_8
X-Git-Tag: v1_8_2_02~1^2~5
X-Git-Url: https://git.whamcloud.com/?a=commitdiff_plain;h=37df8b600c4bf7ea1b4f23b894b81d6175014549;p=fs%2Flustre-release.git

Branch b1_8
b=21244

add missing file.
---

diff --git a/lustre/utils/ll_decode_filter_fid.c b/lustre/utils/ll_decode_filter_fid.c
new file mode 100644
index 0000000..2b18aff
--- /dev/null
+++ b/lustre/utils/ll_decode_filter_fid.c
@@ -0,0 +1,85 @@
+/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
+ * vim:expandtab:shiftwidth=8:tabstop=8:
+ *
+ * GPL HEADER START
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 only,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License version 2 for more details (a copy is included
+ * in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License
+ * version 2 along with this program; If not, see
+ * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ * GPL HEADER END
+ */
+/*
+ * Copyright  2009 Sun Microsystems, Inc. All rights reserved
+ * Use is subject to license terms.
+ */
+/*
+ * This file is part of Lustre, http://www.lustre.org/
+ * Lustre is a trademark of Sun Microsystems, Inc.
+ *
+ * lustre/utils/ll_decode_filter_fid.c
+ *
+ * Tool for printing the OST filter_fid structure on the objects
+ * in human readable form.  This simplifies mapping of objid to
+ * MDS inode numbers, which can be converted to pathnames via
+ * debugfs -c -R "ncheck {list of inode numbers}"
+ *
+ * Author: Andreas Dilger <adilger@sun.com>
+ */
+
+
+#include <stdio.h>
+#include <errno.h>
+#include <sys/types.h>
+#include <attr/xattr.h>
+#include <lustre/lustre_user.h>
+
+int main(int argc, char *argv[])
+{
+	char *prog;
+	int rc = 0;
+	int i;
+
+	prog = basename(argv[0]);
+
+	for (i = 1; i < argc; i++) {
+		char buf[1024]; /* allow xattr that may be larger */
+		struct filter_fid *ff = (void *)buf;
+		int size;
+
+		size = getxattr(argv[i], "trusted.fid", buf, sizeof(buf));
+		if (size < 0) {
+			fprintf(stderr, "%s: error reading fid: %s\n",
+				argv[i], strerror(errno));
+			if (rc == 0)
+				rc = size;
+		} else if (size > sizeof(*ff)) {
+			fprintf(stderr, "%s: warning: fid larger than expected "
+					"(%d bytes), recompile?\n",
+					argv[i], size);
+		} else {
+			printf("%s: objid=%llu group=%llu inode=%llu generation=%u stripe=%u\n",
+				argv[i], ff->ff_objid, ff->ff_group,
+				ff->ff_fid.id, ff->ff_fid.generation,
+				ff->ff_fid.f_type);
+		}
+	}
+
+	return rc;
+}