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+ Enhance asm disk group oracle mode

This commit is contained in:
garnier-quentin 2015-08-21 15:24:14 +02:00
parent 55c820e71a
commit 32f3c13b0f
1 changed files with 377 additions and 80 deletions
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457
database/oracle/mode/asmdiskgroupusage.pm
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@ -24,112 +24,389 @@ use base qw(centreon::plugins::mode);
use strict;
use warnings;
use centreon::plugins::values;
my $thresholds = {
diskgroup => [
['dismounted', 'OK'],
['mounted', 'OK'],
['connected', 'OK'],
],
};
my $instance_mode;
my $maps_counters = {
dg => {
'000_status' => { threshold => 0, set => {
key_values => [ { name => 'state' } ],
closure_custom_calc => \&custom_status_calc,
closure_custom_output => \&custom_status_output,
closure_custom_perfdata => sub { return 0; },
closure_custom_threshold_check => \&custom_status_threshold,
},
},
'001_offline-disks' => { threshold => 0, set => {
key_values => [ { name => 'offline_disks' }, { name => 'type' }, { name => 'display' } ],
closure_custom_calc => \&custom_offline_calc,
closure_custom_output => \&custom_offline_output,
closure_custom_perfdata => sub { return 0; },
closure_custom_threshold_check => \&custom_offline_threshold,
},
},
'002_usage' => { set => {
key_values => [ { name => 'used' }, { name => 'total' }, { name => 'display' } ],
closure_custom_calc => \&custom_usage_calc,
closure_custom_output => \&custom_usage_output,
closure_custom_perfdata => \&custom_usage_perfdata,
closure_custom_threshold_check => \&custom_usage_threshold,
},
},
},
};
sub custom_offline_threshold {
my ($self, %options) = @_;
my $status = 'ok';
my $message;
eval {
local $SIG{__WARN__} = sub { $message = $_[0]; };
local $SIG{__DIE__} = sub { $message = $_[0]; };
if (defined($instance_mode->{option_results}->{critical_offline_disks}) && $instance_mode->{option_results}->{critical_offline_disks} ne '' &&
eval "$instance_mode->{option_results}->{critical_offline_disks}") {
$status = 'critical';
} elsif (defined($instance_mode->{option_results}->{warning_offline_disks}) && $instance_mode->{option_results}->{warning_offline_disks} ne '' &&
eval "$instance_mode->{option_results}->{warning_offline_disks}") {
$status = 'warning';
}
};
if (defined($message)) {
$self->{output}->output_add(long_msg => 'filter offline status issue: ' . $message);
}
return $status;
}
sub custom_offline_output {
my ($self, %options) = @_;
my $msg = 'Offline disks : ' . $self->{result_values}->{offline_disks};
return $msg;
}
sub custom_offline_calc {
my ($self, %options) = @_;
$self->{result_values}->{offline_disks} = $options{new_datas}->{$self->{instance} . '_offline_disks'};
$self->{result_values}->{type} = $options{new_datas}->{$self->{instance} . '_type'};
$self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
return 0;
}
sub custom_status_threshold {
my ($self, %options) = @_;
my $message;
eval {
local $SIG{__WARN__} = sub { $message = $_[0]; };
local $SIG{__DIE__} = sub { $message = $_[0]; };
$instance_mode->{last_status} = 0;
if (eval "$instance_mode->{check_status}") {
$instance_mode->{last_status} = 1;
}
};
return $instance_mode->get_severity(section => 'diskgroup', value => $self->{result_values}->{state});
}
sub custom_status_output {
my ($self, %options) = @_;
my $msg = 'Status : ' . $self->{result_values}->{state};
return $msg;
}
sub custom_status_calc {
my ($self, %options) = @_;
$self->{result_values}->{state} = $options{new_datas}->{$self->{instance} . '_state'};
return 0;
}
sub custom_usage_perfdata {
my ($self, %options) = @_;
my $label = 'used';
my $value_perf = $self->{result_values}->{used};
if ($self->{result_values}->{total} > 0 && defined($instance_mode->{option_results}->{free})) {
$label = 'free';
$value_perf = $self->{result_values}->{free};
}
my $extra_label = '';
$extra_label = '_' . $self->{result_values}->{display} if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
my %total_options = ();
if ($self->{result_values}->{total} > 0 && $instance_mode->{option_results}->{units} eq '%') {
$total_options{total} = $self->{result_values}->{total};
$total_options{cast_int} = 1;
}
$self->{output}->perfdata_add(label => $label . $extra_label, unit => 'B',
value => $value_perf,
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . $self->{label}, %total_options),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . $self->{label}, %total_options),
min => 0, max => $self->{result_values}->{total});
}
sub custom_usage_threshold {
my ($self, %options) = @_;
# cannot use '%' or free option with unlimited system
return 'ok' if ($self->{result_values}->{total} <= 0 && ($instance_mode->{option_results}->{units} eq '%' || $instance_mode->{option_results}->{free}));
my ($exit, $threshold_value);
$threshold_value = $self->{result_values}->{used};
$threshold_value = $self->{result_values}->{free} if (defined($instance_mode->{option_results}->{free}));
if ($instance_mode->{option_results}->{units} eq '%') {
$threshold_value = $self->{result_values}->{prct_used};
$threshold_value = $self->{result_values}->{prct_free} if (defined($instance_mode->{option_results}->{free}));
}
$exit = $self->{perfdata}->threshold_check(value => $threshold_value, threshold => [ { label => 'critical-' . $self->{label}, exit_litteral => 'critical' }, { label => 'warning-'. $self->{label}, exit_litteral => 'warning' } ]);
return $exit;
}
sub custom_usage_output {
my ($self, %options) = @_;
my ($total_used_value, $total_used_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{used});
my $msg;
if ($self->{result_values}->{total} <= 0) {
$msg = sprintf("Used: %s (unlimited)", $total_used_value . " " . $total_used_unit);
} else {
my ($total_size_value, $total_size_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{total});
my ($total_free_value, $total_free_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{free});
$msg = sprintf("Total: %s Used: %s (%.2f%%) Free: %s (%.2f%%)",
$total_size_value . " " . $total_size_unit,
$total_used_value . " " . $total_used_unit, $self->{result_values}->{prct_used},
$total_free_value . " " . $total_free_unit, $self->{result_values}->{prct_free});
}
return $msg;
}
sub custom_usage_calc {
my ($self, %options) = @_;
return -10 if (defined($instance_mode->{last_status}) && $instance_mode->{last_status} == 0);
$self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
$self->{result_values}->{total} = $options{new_datas}->{$self->{instance} . '_total'};
$self->{result_values}->{used} = $options{new_datas}->{$self->{instance} . '_used'};
return 0 if ($self->{result_values}->{total} == 0);
$self->{result_values}->{prct_used} = $self->{result_values}->{used} * 100 / $self->{result_values}->{total};
$self->{result_values}->{prct_free} = 100 - $self->{result_values}->{prct_used};
$self->{result_values}->{free} = $self->{result_values}->{total} - $self->{result_values}->{used};
return 0;
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$self->{version} = '1.0';
$options{options}->add_options(arguments =>
{
"warning:s" => { name => 'warning', },
"critical:s" => { name => 'critical', },
"filter:s" => { name => 'filter', },
"free" => { name => 'free', },
"warning-offline-disks:s" => { name => 'warning_offline_disks', default => '(%{offline_disks} > 0 && %{type} eq "extern") || (%{offline_disks} > 1 && %{type} eq "high")' },
"critical-offline-disks:s" => { name => 'critical_offline_disks', default => '%{offline_disks} > 0 && %{type} =~ /^normal|high$/' },
"filter-name:s" => { name => 'filter_name', },
"units:s" => { name => 'units', default => '%' },
"free" => { name => 'free' },
"threshold-overload:s@" => { name => 'threshold_overload' },
"no-component:s" => { name => 'no_component' },
});
foreach my $key (('dg')) {
foreach (keys %{$maps_counters->{$key}}) {
my ($id, $name) = split /_/;
if (!defined($maps_counters->{$key}->{$_}->{threshold}) || $maps_counters->{$key}->{$_}->{threshold} != 0) {
$options{options}->add_options(arguments => {
'warning-' . $name . ':s' => { name => 'warning-' . $name },
'critical-' . $name . ':s' => { name => 'critical-' . $name },
});
}
$maps_counters->{$key}->{$_}->{obj} = centreon::plugins::values->new(output => $self->{output}, perfdata => $self->{perfdata},
label => $name);
$maps_counters->{$key}->{$_}->{obj}->set(%{$maps_counters->{$key}->{$_}->{set}});
}
}
return $self;
}
sub change_macros {
my ($self, %options) = @_;
foreach (('warning_offline_disks', 'critical_offline_disks')) {
if (defined($self->{option_results}->{$_})) {
$self->{option_results}->{$_} =~ s/%\{(.*?)\}/\$self->{result_values}->{$1}/g;
}
}
$self->{check_status} = '%{state} =~ /^(mounted|dismounted|connected)$/';
$self->{check_status} =~ s/%\{(.*?)\}/\$self->{result_values}->{$1}/g;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::init(%options);
if (($self->{perfdata}->threshold_validate(label => 'warning', value => $self->{option_results}->{warning})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong warning threshold '" . $self->{option_results}->{warning} . "'.");
$self->{output}->option_exit();
foreach my $key (('dg')) {
foreach (keys %{$maps_counters->{$key}}) {
$maps_counters->{$key}->{$_}->{obj}->init(option_results => $self->{option_results});
}
}
if (($self->{perfdata}->threshold_validate(label => 'critical', value => $self->{option_results}->{critical})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong critical threshold '" . $self->{option_results}->{critical} . "'.");
$self->{output}->option_exit();
$instance_mode = $self;
$self->change_macros();
if (defined($self->{option_results}->{no_component})) {
if ($self->{option_results}->{no_component} ne '') {
$self->{no_components} = $self->{option_results}->{no_component};
} else {
$self->{no_components} = 'critical';
}
}
$self->{overload_th} = {};
foreach my $val (@{$self->{option_results}->{threshold_overload}}) {
if ($val !~ /^(.*?),(.*?),(.*)$/) {
$self->{output}->add_option_msg(short_msg => "Wrong threshold-overload option '" . $val . "'.");
$self->{output}->option_exit();
}
my ($section, $status, $filter) = ($1, $2, $3);
if ($self->{output}->is_litteral_status(status => $status) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong threshold-overload status '" . $val . "'.");
$self->{output}->option_exit();
}
$self->{overload_th}->{$section} = [] if (!defined($self->{overload_th}->{$section}));
push @{$self->{overload_th}->{$section}}, {filter => $filter, status => $status};
}
}
sub run {
my ($self, %options) = @_;
$self->{sql} = $options{sql};
$self->manage_selection();
my $multiple = 1;
if (scalar(keys %{$self->{dg}}) == 1) {
$multiple = 0;
}
if ($multiple == 1) {
$self->{output}->output_add(severity => 'OK',
short_msg => 'All diskgroups are ok');
}
foreach my $id (sort keys %{$self->{dg}}) {
my ($short_msg, $short_msg_append, $long_msg, $long_msg_append) = ('', '', '', '');
my @exits = ();
foreach (sort keys %{$maps_counters->{dg}}) {
my $obj = $maps_counters->{dg}->{$_}->{obj};
$obj->set(instance => $id);
my ($value_check) = $obj->execute(values => $self->{dg}->{$id});
next if ($value_check == -10); # status issue
if ($value_check != 0) {
$long_msg .= $long_msg_append . $obj->output_error();
$long_msg_append = ', ';
next;
}
my $exit2 = $obj->threshold_check();
push @exits, $exit2;
$self->{output}->output_add(severity => 'OK',
short_msg => "All diskgroup are ok.");
my $output = $obj->output();
$long_msg .= $long_msg_append . $output;
$long_msg_append = ', ';
if (!$self->{output}->is_status(litteral => 1, value => $exit2, compare => 'ok')) {
$short_msg .= $short_msg_append . $output;
$short_msg_append = ', ';
}
$obj->perfdata(extra_instance => $multiple);
}
$self->{output}->output_add(long_msg => "Diskgroup '$self->{dg}->{$id}->{display}' $long_msg");
my $exit = $self->{output}->get_most_critical(status => [ @exits ]);
if (!$self->{output}->is_status(litteral => 1, value => $exit, compare => 'ok')) {
$self->{output}->output_add(severity => $exit,
short_msg => "Diskgroup '$self->{dg}->{$id}->{display}' $short_msg"
);
}
if ($multiple == 0) {
$self->{output}->output_add(short_msg => "Diskgroup '$self->{dg}->{$id}->{display}' $long_msg");
}
}
$self->{output}->display();
$self->{output}->exit();
}
sub get_severity {
my ($self, %options) = @_;
my $status = 'UNKNOWN'; # default
if (defined($self->{overload_th}->{$options{section}})) {
foreach (@{$self->{overload_th}->{$options{section}}}) {
if ($options{value} =~ /$_->{filter}/i) {
$status = $_->{status};
return $status;
}
}
}
foreach (@{$thresholds->{$options{section}}}) {
if ($options{value} =~ /$$_[0]/i) {
$status = $$_[1];
return $status;
}
}
return $status;
}
sub manage_selection {
my ($self, %options) = @_;
$self->{sql}->connect();
my $query = q{SELECT name, state, type, total_mb, usable_file_mb, offline_disks FROM V$ASM_DISKGROUP};
$self->{sql}->query(query => $query);
my $result = $self->{sql}->fetchall_arrayref();
$self->{dg} = {};
foreach my $row (@$result) {
my ($name, $state, $type, $total_mb, $usable_file_mb, $offline_disks) = @$row;
next if (defined($self->{option_results}->{filter}) && $name !~ /$self->{option_results}->{filter}/);
$state = lc $state;
$type = lc $type;
my ($percent_used, $percent_free, $used, $free, $size);
$percent_used = ($total_mb - $usable_file_mb) / $total_mb * 100;
$size = $total_mb * 1024 * 1024;
$free = $usable_file_mb * 1024 * 1024;
$used = $size - $free;
$percent_free = 100 - $percent_used;
my ($used_value, $used_unit) = $self->{perfdata}->change_bytes(value => $used);
my ($free_value, $free_unit) = $self->{perfdata}->change_bytes(value => $free);
my ($size_value, $size_unit) = $self->{perfdata}->change_bytes(value => $size);
if ( ($offline_disks > 0 && $type eq 'extern' ) || ($offline_disks > 1 && $type eq 'high' ) ) {
$self->{output}->output_add(severity => 'CRITICAL',
short_msg => sprintf("dg %s has %s offline disks", $name, $offline_disks));
} elsif ($offline_disks > 0 && ($type eq 'normal' || $type eq 'high') ) {
$self->{output}->output_add(severity => 'WARNING',
short_msg => sprintf("dg %s has %s offline disks", $name, $offline_disks));
}
if ($state eq 'mounted' || $state eq 'dismounted' || $state eq 'connected') {
if (defined($self->{option_results}->{free})) {
my $exit_code = $self->{perfdata}->threshold_check(value => $percent_free, threshold => [ { label => 'critical', 'exit_litteral' => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
if (!$self->{output}->is_status(value => $exit_code, compare => 'ok', litteral => 1)) {
$self->{output}->output_add(severity => $exit_code,
short_msg => sprintf("dg '%s' Free: %.2f%s (%.2f%%) Size: %.2f%s", $name, $free_value, $free_unit, $percent_free, $size_value, $size_unit));
}
$self->{output}->perfdata_add(label => sprintf("dg_%s_free",lc $name),
unit => 'B',
value => $free,
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning', total => $size, cast_int => 1),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical', total => $size, cast_int => 1),
min => 0,
max => $size);
} else {
my $exit_code = $self->{perfdata}->threshold_check(value => $percent_used, threshold => [ { label => 'critical', 'exit_litteral' => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
if (!$self->{output}->is_status(value => $exit_code, compare => 'ok', litteral => 1)) {
$self->{output}->output_add(severity => $exit_code,
short_msg => sprintf("dg '%s' Used: %.2f%s (%.2f%%) Size: %.2f%s", $name, $used_value, $used_unit, $percent_used, $size_value, $size_unit));
}
$self->{output}->perfdata_add(label => sprintf("dg_%s_usage",lc $name),
unit => 'B',
value => $used,
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning', total => $size, cast_int => 1),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical', total => $size, cast_int => 1),
min => 0,
max => $size);
}
}
else {
$self->{output}->output_add(severity => 'CRITICAL',
short_msg => sprintf("dg %s has a problem, state is %s", $name, $state));
if (defined($self->{option_results}->{filter_name}) && $self->{option_results}->{filter_name} ne '' &&
$name !~ /$self->{option_results}->{filter_name}/) {
$self->{output}->output_add(long_msg => "Skipping '" . $name . "': no matching filter name.", debug => 1);
next;
}
$self->{dg}->{$name} = { display => $name, total => $total_mb * 1024 * 1024,
used => $usable_file_mb * 1024 * 1024,
state => $state, type => lc($type), offline_disks => $offline_disks };
}
if (scalar(keys %{$self->{dg}}) <= 0) {
$self->{output}->output_add(severity => defined($self->{no_components}) ? $self->{no_components} : 'unknown',
short_msg => 'No components are checked.');
}
$self->{output}->display();
$self->{output}->exit();
}
1;
@ -138,25 +415,45 @@ __END__
=head1 MODE
Check Oracle ASM diskgroup usage and statut.
Check Oracle ASM diskgroup usage and status.
=over 8
=item B<--warning>
=item B<--warning-usage>
Threshold warning.
=item B<--critical>
=item B<--critical-usage>
Threshold critical.
=item B<--filter>
=item B<--warning-offline-disks>
Filter diskgroup.
Set warning threshold for offline disks (Default: '(%{offline_disks} > 0 && %{type} eq "extern") || (%{offline_disks} > 1 && %{type} eq "high")').
Can used special variables like: %{offline_disks}, %{type}, %{display}
=item B<--critical-offline-disks>
Set critical threshold for offline disks (Default: '%{offline_disks} > 0 && %{type} =~ /^normal|high$/').
Can used special variables like: %{offline_disks}, %{type}, %{display}
=item B<--units>
Units of thresholds (Default: '%') ('%', 'B').
=item B<--free>
Check free space instead of used space.
Thresholds are on free space left.
=item B<--filter-name>
Filter by name (regexp can be used).
=item B<--threshold-overload>
Set to overload default threshold values (syntax: section,status,regexp)
It used before default thresholds (order stays).
Example: --threshold-overload='diskgroup,CRITICAL,^(?!(mounted|connected|dismounted)$)'
=back