Fix #1902
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garnier-quentin
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df3675021e
commit
cdde845cab
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@ -25,45 +25,144 @@ use base qw(snmp_standard::mode::storage);
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use strict;
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use warnings;
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sub default_storage_type {
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sub custom_usage_output {
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my ($self, %options) = @_;
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return '^(hrStorageRam|hrStorageFlashMemory)';
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return sprintf(
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'Ram Total: %s %s Used (-buffers/cache): %s %s (%.2f%%) Free: %s %s (%.2f%%)',
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$self->{perfdata}->change_bytes(value => $self->{result_values}->{total_absolute}),
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$self->{perfdata}->change_bytes(value => $self->{result_values}->{used_absolute}),
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$self->{result_values}->{prct_used_absolute},
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$self->{perfdata}->change_bytes(value => $self->{result_values}->{free_absolute}),
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$self->{result_values}->{prct_free_absolute}
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);
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}
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sub set_counters {
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my ($self, %options) = @_;
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$self->{maps_counters_type} = [
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{ name => 'storage', type => 1, cb_prefix_output => 'prefix_storage_output', message_multiple => 'All memory spaces are ok' },
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{ name => 'ram', type => 0, skipped_code => { -10 => 1 } }
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];
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$self->{maps_counters}->{storage} = [
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$self->{maps_counters}->{ram} = [
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{ label => 'usage', nlabel => 'memory.usage.bytes', set => {
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key_values => [ { name => 'display' }, { name => 'used' }, { name => 'size' }, { name => 'allocation_units' } ],
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closure_custom_calc => $self->can('custom_usage_calc'),
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key_values => [ { name => 'used' }, { name => 'free' }, { name => 'prct_used' }, { name => 'prct_free' }, { name => 'total' } ],
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closure_custom_output => $self->can('custom_usage_output'),
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closure_custom_perfdata => $self->can('custom_usage_perfdata'),
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closure_custom_threshold_check => $self->can('custom_usage_threshold'),
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perfdatas => [
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{ value => 'used_absolute', template => '%d', min => 0, max => 'total_absolute',
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unit => 'B', cast_int => 1 }
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]
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}
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},
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{ label => 'usage-free', display_ok => 0, nlabel => 'memory.free.bytes', set => {
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key_values => [ { name => 'free' }, { name => 'used' }, { name => 'prct_used' }, { name => 'prct_free' }, { name => 'total' } ],
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closure_custom_output => $self->can('custom_usage_output'),
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perfdatas => [
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{ value => 'free_absolute', template => '%d', min => 0, max => 'total_absolute',
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unit => 'B', cast_int => 1 }
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]
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}
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},
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{ label => 'usage-prct', display_ok => 0, nlabel => 'memory.usage.percentage', set => {
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key_values => [ { name => 'prct_used' } ],
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output_template => 'Ram Used : %.2f %%',
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perfdatas => [
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{ value => 'prct_used_absolute', template => '%.2f', min => 0, max => 100,
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unit => '%' }
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]
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}
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},
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{ label => 'buffer', nlabel => 'memory.buffer.bytes', set => {
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key_values => [ { name => 'buffer' } ],
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output_template => 'Buffer: %s %s',
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output_change_bytes => 1,
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perfdatas => [
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{ value => 'buffer_absolute', template => '%d',
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min => 0, unit => 'B' }
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]
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}
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},
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{ label => 'cached', nlabel => 'memory.cached.bytes', set => {
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key_values => [ { name => 'cached' } ],
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output_template => 'Cached: %s %s',
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output_change_bytes => 1,
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perfdatas => [
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{ value => 'cached_absolute', template => '%d',
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min => 0, unit => 'B' }
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]
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}
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}
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];
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}
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sub prefix_storage_output {
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my ($self, %options) = @_;
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return "Memory space '" . $options{instance_value}->{display} . "' ";
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}
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sub new {
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my ($class, %options) = @_;
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my $self = $class->SUPER::new(package => __PACKAGE__, %options);
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my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1);
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bless $self, $class;
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return $self;
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}
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my $mapping = {
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hrStorageDescr => { oid => '.1.3.6.1.2.1.25.2.3.1.3' },
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hrStorageAllocationUnits => { oid => '.1.3.6.1.2.1.25.2.3.1.4' },
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hrStorageSize => { oid => '.1.3.6.1.2.1.25.2.3.1.5' },
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hrStorageUsed => { oid => '.1.3.6.1.2.1.25.2.3.1.6' }
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};
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sub manage_selection {
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my ($self, %options) = @_;
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my $storage_type_ram = '.1.3.6.1.2.1.25.2.1.2';
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my $oid_hrstoragetype = '.1.3.6.1.2.1.25.2.3.1.2';
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my $snmp_result = $options{snmp}->get_table(oid => $oid_hrstoragetype, nothing_quit => 1);
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my $storages = [];
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foreach (keys %$snmp_result) {
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next if ($snmp_result->{$_} ne $storage_type_ram);
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/^$oid_hrstoragetype\.(.*)$/;
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push @$storages, $1;
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}
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$options{snmp}->load(
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oids => [map($_->{oid}, values(%$mapping))],
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instances => $storages,
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nothing_quit => 1
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);
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$snmp_result = $options{snmp}->get_leef();
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my ($total, $used, $cached, $buffer);
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#.1.3.6.1.2.1.25.2.3.1.3.1 = STRING: RAM
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#.1.3.6.1.2.1.25.2.3.1.3.2 = STRING: RAM (Buffers)
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#.1.3.6.1.2.1.25.2.3.1.3.3 = STRING: RAM (Cache)
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foreach (@$storages) {
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my $result = $options{snmp}->map_instance(mapping => $mapping, results => $snmp_result, instance => $_);
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my $current = $result->{hrStorageUsed} * $result->{hrStorageAllocationUnits};
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next if ($current < 0);
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if ($result->{hrStorageDescr} =~ /RAM.*?Cache/i) {
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$cached = $current;
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} elsif ($result->{hrStorageDescr} =~ /RAM.*?Buffers/i) {
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$buffer = $current;
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} elsif ($result->{hrStorageDescr} =~ /RAM/i) {
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$used = $current;
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$total = $result->{hrStorageSize} * $result->{hrStorageAllocationUnits};
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}
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}
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$used -= (defined($cached) ? $cached : 0) - (defined($buffer) ? $buffer : 0);
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$self->{ram} = {
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total => $total,
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cached => $cached,
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buffer => $buffer,
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used => $used,
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free => $total - $used,
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prct_used => $used * 100 / $total,
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prct_free => 100 - ($used * 100 / $total)
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};
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}
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1;
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__END__
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@ -74,49 +173,11 @@ Check memory.
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=over 8
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=item B<--warning-usage>
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=item B<--warning-*> B<--critical-*>
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Threshold warning.
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=item B<--critical-usage>
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Threshold critical.
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=item B<--units>
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Units of thresholds (Default: '%') ('%', 'B').
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=item B<--free>
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Thresholds are on free space left.
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=item B<--storage>
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Set the storage (number expected) ex: 1, 2,... (empty means 'check all storage').
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=item B<--name>
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Allows to use storage name with option --storage instead of storage oid index.
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=item B<--regexp>
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Allows to use regexp to filter storage (with option --name).
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=item B<--regexp-isensitive>
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Allows to use regexp non case-sensitive (with --regexp).
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=item B<--reload-cache-time>
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Time in minutes before reloading cache file (default: 180).
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=item B<--show-cache>
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Display cache storage datas.
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=item B<--filter-storage-type>
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Filter storage types with a regexp (Default: '^(hrStorageRam|hrStorageFlashMemory)$').
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Thresholds.
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Can be: 'usage' (B), 'usage-free' (B), 'usage-prct' (%),
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'buffer' (B), 'cached' (B).
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=back
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