sigar/bindings/perl/examples/df.pl

65 lines
1.6 KiB
Perl
Executable File

#!/usr/bin/perl
#
# Copyright (c) 2004 Hyperic, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
use strict;
use Sigar;
my $sigar = new Sigar;
my $fslist = $sigar->file_system_list;
print "Filesystem\tSize\tUsed\tAvail\tUse%\tMounted on\tType\n";
for my $fs (@$fslist) {
my $dirname = $fs->dir_name;
my $usage;
#e.g. on win32 D:\ fails with "Device not ready"
#if there is no cd in the drive.
eval {
$usage = $sigar->file_system_usage($dirname);
} or next;
my $total = $usage->total;
my $used = $total - $usage->free;
my $avail = $usage->avail;
my $pct = $usage->use_percent * 100;
my $usePct;
if ($pct == 0) {
$usePct = "-"
}
else {
$usePct = $pct . '%';
}
print
$fs->dev_name . "\t" .
format_size($total) . "\t" .
format_size($used) . "\t" .
format_size($avail) . "\t" .
$usePct . "\t" .
$dirname . "\t" .
$fs->sys_type_name . "/" . $fs->type_name . "\n";
}
sub format_size {
my($size) = @_;
return Sigar::format_size($size * 1024);
}