Patrick Van der Veken 7a170b92c2 Add files via upload
pvs.pl: show all PVOLs & option --active added 
lvs.pl: added lv extents
2016-06-27 11:04:07 +02:00

227 lines
6.7 KiB
Perl

#!/usr/bin/env perl
#******************************************************************************
# @(#) pvs.pl
#******************************************************************************
# @(#) Copyright (C) 2016 by KUDOS BVBA <info@kudos.be>. All rights reserved.
#
# This program is a free software; you can redistribute it and/or modify
# it under the same terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# 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 for more details
#******************************************************************************
# This script will display HP-UX LVM information in Linux style
#
# Based on https://jreypo.wordpress.com/2010/02/16/linux-lvm-commands-in-hp-ux/
#
# @(#) HISTORY: see perldoc 'pvs.pl'
# -----------------------------------------------------------------------------
# DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
#******************************************************************************
#******************************************************************************
# PRAGMA's & LIBRARIES
#******************************************************************************
use strict;
use warnings;
use POSIX qw(uname);
use Getopt::Long;
use Pod::Usage;
$|++;
#******************************************************************************
# DATA structures
#******************************************************************************
my ($os, $version, $footer);
my %options;
my (@pvol, @vgdisplay);
#******************************************************************************
# SUBroutines
#******************************************************************************
sub parse_pvols {
my @pvol = @_;
my @pvdisplay;
unless (@pvol) {
print "-- no disks found --\n";
return;
}
foreach my $pvol (@pvol) {
my $pv_lvm = 1;
chomp ($pvol);
@pvdisplay = `/usr/sbin/pvdisplay -F /dev/disk/${pvol} 2>&1`;
$pv_lvm = 0 if ($?) and (grep (/cannot display physical volume/i, @pvdisplay));
# loop over pvdisplay
if ($pv_lvm) {
foreach my $pv_entry (@pvdisplay) {
my ($vg_name, $pv_status)= ("","");
my ($pv_total_pe, $pv_size_pe, $pv_free_pe, $pv_stale_pe) = (0,0,0,0);
my ($pv_size, $pv_free) = (0,0);
my @pv_data = split (/:/, $pv_entry);
# loop over PVOL data
foreach my $pv_field (@pv_data) {
$vg_name = $1 if ($pv_field =~ m%^vg_name=/dev/(.*)%);
$pv_status = $1 if ($pv_field =~ m%^pv_status=(.*)%);
$pv_total_pe = $1 if ($pv_field =~ m%^total_pe=(.*)%);
$pv_size_pe = $1 if ($pv_field =~ m%^pe_size=(.*)%);
$pv_free_pe = $1 if ($pv_field =~ m%^free_pe=(.*)%);
$pv_stale_pe = $1 if ($pv_field =~ m%^stale_pe=(.*)%);
}
# calculate sizes
$pv_size = $pv_total_pe * $pv_size_pe;
$pv_size /= 1024 unless ($options{'size'} =~ /MB/i);
$pv_free = $pv_free_pe * $pv_size_pe;
$pv_free /= 1024 unless ($options{'size'} =~ /MB/i);
# report data
printf STDOUT ("%-20s %-12s %-15s %-7d %-8d %-8d %-8d\n",
"/dev/disk/${pvol}",
${vg_name},
${pv_status},
${pv_size_pe},
${pv_size},
${pv_free},
${pv_stale_pe})
}
} else {
unless ($options{'active'}) {
printf STDOUT ("%-20s %-12s %-15s\n", "/dev/disk/${pvol}",
"n/a",
"not active/not LVM");
}
}
}
}
#******************************************************************************
# MAIN routine
#******************************************************************************
# where and what am I?
die ("ERROR: must be invoked as root\n") if ($<);
($os, $version) = (uname())[0,2];
die ("ERROR: only runs on HP-UX v11.31") unless ($os eq 'HP-UX' and $version eq 'B.11.31');
# process command-line options
if ( @ARGV > 0 ) {
Getopt::Long::Configure('prefix_pattern=(--|-|\/)', 'bundling', 'no_ignore_case');
GetOptions( \%options,
qw(
help|h|?
size|s=s
vg|g=s
active|a
));
}
# check options
if ($options{'help'}) {
pod2usage(-verbose => 3);
exit (0);
};
unless ($options{'size'}) {
$options{'size'} = 'GB';
};
# print header
printf STDOUT ("\n%-20s %-12s %-15s %-7s %-8s %-8s %-8s\n",
"PV", "VG", "Status", "PE Size", "PV Size", "PV Free", "Stale PE");
# fetch PVOLs (non-boot)
if ($options{'vg'}) {
@pvol = `/usr/sbin/vgdisplay -vF "/dev/${options{'vg'}}" 2>/dev/null | grep "^pv_name" | cut -f1 -d':' | cut -f2 -d'=' | cut -f4 -d '/'`;
die "failed to execute: $!" if ($?);
parse_pvols (@pvol);
} else {
@pvol = `/usr/sbin/ioscan -kFN -C disk 2>/dev/null | cut -f9,13 -d':' | tr -d ':'`;
die "failed to execute: $!" if ($?);
parse_pvols (@pvol);
# fetch PVOLs (boot)
print "\n-- Boot disk(s):\n";
@pvol = `/usr/sbin/lvlnboot -v 2>/dev/null | grep 'Boot Disk' | awk '{ print \$1 }' | cut -f4 -d '/'`;
die "failed to execute: $!" if ($?);
parse_pvols (@pvol);
}
# footer
$footer = qq{
Note 1: 'PE Size' values are expressed in MB
Note 2: 'PV Size' & 'PV Free' values are expressed in GB by default (see --help)
Note 3: more detailed information can be obtained by running the pvdisplay(1M), vgdisplay(1M), lvdisplay(1M) commands
};
print STDOUT $footer;
exit (0);
#******************************************************************************
# End of SCRIPT
#******************************************************************************
__END__
#******************************************************************************
# POD
#******************************************************************************
# -----------------------------------------------------------------------------
=head1 NAME
pvs.pl - Show physical volume information in a terse way (Linux style).
=head1 SYNOPSIS
pvs.pl [-h|--help]
[(-g|--vg)=<vg_name>]
[(-s|--size)=<MB|GB>]
[(-a|--active)]
=head1 OPTIONS
=over 2
=item -h | --help
S< >Show the help page.
=item -a | --active
S< >Hide non-active and non-LVM disks
=item -g | --vg
S< >Display physical volumes for a specific volume group. Volume group name should be specified without the "/dev/" prefix
=item -s | --size
S< >Show physical volume size in MB or GB (default is GB).
=head1 AUTHOR
(c) KUDOS BVBA - Patrick Van der Veken
=head1 history
@(#) 2016-04-12: VRF 1.0.0: first version [Patrick Van der Veken]
@(#) 2016-04-27: VRF 1.0.1: small fixes [Patrick Van der Veken]
@(#) 2016-04-27: VRF 1.1.0: show all PVOLs & option --active added [Patrick Van der Veken]