113 lines
2.6 KiB
Perl
113 lines
2.6 KiB
Perl
#!/usr/bin/perl
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use strict;
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use warnings;
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use JSON;
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use Getopt::Long;
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use File::Which;
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my $dev = undef;
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my $type = 'auto';
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my $what = 'json';
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my $pretty = 0;
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GetOptions(
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'device=s' => \$dev,
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'type=s' => \$type,
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'what=s' => \$what,
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'pretty' => \$pretty
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);
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if (not defined $dev or $dev !~ m|^/dev/\w+(/\w+)?$| or not -e $dev){
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print "Invalid --device\n";
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exit 1;
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} elsif ($what !~ m/^\w+$/){
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print "Invalid --what\n";
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exit 1;
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} elsif ($type !~ m/^\w+\+*\w+(,\w+)*$/){
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print "Invalid --type\n";
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exit 1;
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}
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my $json = {
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temperature_celsius => 25,
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power_on_hours => 0,
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power_cycle_count => 0,
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reallocated_sector_count => 0,
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current_pending_sector => 0,
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offline_uncorrectable => 0,
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percent_lifetime_remain => 100,
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firmware_version => 0
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};
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my $smartctl = which('smartctl');
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sub print_out {
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if ($what eq 'json'){
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print to_json($json, { pretty => $pretty });
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exit 0;
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} elsif (defined $json->{$what}){
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print $json->{$what} . "\n";
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exit 0;
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} else {
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print "ZBX_NOTSUPPORTED\n";
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exit 1;
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}
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}
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sub get_smart_attr {
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my $smart = shift;
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my $attr = shift;
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if (defined $smart->{ata_smart_attributes}->{table}){
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foreach (@{$smart->{ata_smart_attributes}->{table}}){
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if ($_->{name} eq $attr){
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return $_;
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}
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}
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}
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return undef;
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}
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if (not defined $smartctl){
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$what = 'error';
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print_out();
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}
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my $data = from_json(qx($smartctl -a $dev -d $type --json=c));
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if (defined $data->{temperature}->{current}){
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$json->{temperature_celsius} = $data->{temperature}->{current};
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}
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if (defined $data->{power_on_time}->{hours}){
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$json->{power_on_hours} = $data->{power_on_time}->{hours};
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}
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if (defined $data->{power_cycle_count}){
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$json->{power_cycle_count} = $data->{power_cycle_count};
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}
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if (defined $data->{firmware_version}){
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$json->{firmware_version} = $data->{firmware_version};
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}
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my ($pending, $realloc, $offline, $remain);
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if ($pending = get_smart_attr($data, 'Current_Pending_Sector')){
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$json->{current_pending_sector} = $pending->{raw}->{value};
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}
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if ($realloc = get_smart_attr($data, 'Reallocated_Sector_Ct') || get_smart_attr($data, 'Reallocated_Event_Count')){
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$json->{reallocated_sector_count} = $realloc->{raw}->{value};
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}
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if ($offline = get_smart_attr($data, 'Offline_Uncorrectable')){
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$json->{offline_uncorrectable} = $offline->{raw}->{value};
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}
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if ($remain = get_smart_attr($data, 'Percent_Lifetime_Remain')){
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$json->{percent_lifetime_remain} = $remain->{value};
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} elsif ($remain = get_smart_attr($data, 'Wear_Leveling_Count')) {
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$json->{percent_lifetime_remain} = $remain->{value};
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}
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print_out();
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