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Don't run xfsdb if we're not root.

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This commit is contained in:
Andrew Gildfind
2001-02-01 05:05:22 +00:00
parent 11c790e72d
commit 86260e65c5
1 changed files with 18 additions and 15 deletions
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src/fill2fs
+17 -14
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@@ -73,7 +73,7 @@ use File::Basename;
chomp($os = `uname`);
#
# fsinfo: get filesystem info put it into the global namespace, assigns:
# fsinfo: get filesystem info put it into the global namespace, initialises:
# $dev, $type, $blocks, $used, $avail, $cap, $mnt, $mnt_options
# $fsblocks, $fsblocksize, $agblocks, $agcount, $imax_pct, $logblocks
# $logstart, $internal
@@ -101,20 +101,22 @@ sub fsinfo {
@mtab = split(/ +/);
$mnt_options = $mtab[3];
# xfs_db: read only, use the default superblock, print everything
die("Error: $progname: can't read device: \"$dev\"\n") if (! -r $dev);
$_=`xfs_db -r -c sb -c p $dev`;
# multiline matching ^$ refers to individual lines...
/^dblocks = (\d+)$/m; $fsblocks=$1;
/^blocksize = (\d+)$/m; $fsblocksize=$1;
/^agblocks = (\d+)$/m; $agblocks=$1;
/^agcount = (\d+)$/m; $agcount=$1;
/^imax_pct = (\d+)$/m; $imax_pct=$1;
/^logblocks = (\d+)$/m; $logblocks=$1;
/^logstart = (\d+)$/m; $logstart=$1;
$internal = $logstart > 0 ? " (internal)" : "";
# if we're running as root run xfs_db on the filesystem
if ($> == 0) {
# xfs_db: read only, use the default superblock, print everything
die("Error: $progname: can't read device: \"$dev\"\n") if (! -r $dev);
$_=`xfs_db -r -c sb -c p $dev`;
# multiline matching ^$ refers to individual lines...
/^dblocks = (\d+)$/m; $fsblocks=$1;
/^blocksize = (\d+)$/m; $fsblocksize=$1;
/^agblocks = (\d+)$/m; $agblocks=$1;
/^agcount = (\d+)$/m; $agcount=$1;
/^imax_pct = (\d+)$/m; $imax_pct=$1;
/^logblocks = (\d+)$/m; $logblocks=$1;
/^logstart = (\d+)$/m; $logstart=$1;
$internal = $logstart > 0 ? " (internal)" : "";
$verbose && print STDERR <<"EOF"
$verbose && print STDERR <<"EOF"
Filesystem information:
type=$type; device=$dev
mount point=$mnt; mount options=$mnt_options
@@ -122,6 +124,7 @@ Filesystem information:
total filesystem size (fs blocks)=$fsblocks; fs block size=$fsblocksize; imax_pct=$imax_pct
agcount=$agcount; agblocks=$agblocks; logblocks=$logblocks; logstart=$logstart$internal
EOF
}
}