c99874dd2d
It was returning an empty string, which is not expected by Zabbix Server, so the item was marked as unsupported. It's now returning an empty JSON list
62 lines
1.6 KiB
Perl
62 lines
1.6 KiB
Perl
#!/usr/bin/perl -w
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use Linux::LVM;
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use JSON;
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my $what = $ARGV[0];
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open STDERR, '>/dev/null';
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my $json;
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@{$json->{data}} = ();
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my @vg = eval { get_volume_group_list() };
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unless ($@){
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if ($what eq "volumes"){
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foreach my $group (@vg){
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my %lvs = get_logical_volume_information($group);
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foreach my $lv (keys %lvs){
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$lv = ($lv =~ m!^/dev/$group!) ? $lv : "/dev/$group/$lv";
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push @{$json->{data}}, { "{#LVMVOL}" => "$lv" };
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}
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}
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}
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elsif ($what eq "snapshots"){
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foreach my $group (@vg){
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my %lvs = get_logical_volume_information($group);
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foreach my $lv (keys %lvs){
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if (defined $lvs{$lv}->{allocated_to_snapshot}){
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$lv = ($lv =~ m!^/dev/$group!) ? $lv : "/dev/$group/$lv";
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push @{$json->{data}}, { "{#LVMSNAP}" => "$lv" };
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}
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}
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}
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}
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elsif ($what eq "thin_pools"){
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foreach my $group (@vg){
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my %lvs = get_logical_volume_information($group);
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foreach my $lv (keys %lvs){
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if (defined $lvs{$lv}->{allocated_pool_data}){
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$lv = ($lv =~ m!^/dev/$group!) ? $lv : "/dev/$group/$lv";
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push @{$json->{data}}, { "{#LVMTHINP}" => "$lv" };
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}
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}
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}
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}
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elsif ($what eq "groups"){
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foreach my $group (@vg){
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push @{$json->{data}}, { "{#LVMGRP}" => $group }; }
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}
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else{
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print <<"EOF";
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Usage: $0 [volumes|snapshots|thin_pools|groups]
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EOF
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exit 1;
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}
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}
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print to_json($json);
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exit(0);
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