enh linux local mountpoint mode (#1043)

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cgagnaire 2018-07-10 10:13:54 +02:00 committed by GitHub
parent 7f10f0e565
commit 424cacfeb1
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3 changed files with 265 additions and 204 deletions

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#
# Copyright 2018 Centreon (http://www.centreon.com/)
#
# Centreon is a full-fledged industry-strength solution that meets
# the needs in IT infrastructure and application monitoring for
# service performance.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
package os::linux::local::mode::mountpoint;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
use centreon::plugins::misc;
my $instance_mode;
sub custom_status_threshold {
my ($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_status}) && $instance_mode->{option_results}->{critical_status} ne '' &&
eval "$instance_mode->{option_results}->{critical_status}") {
$status = 'critical';
} elsif (defined($instance_mode->{option_results}->{warning_status}) && $instance_mode->{option_results}->{warning_status} ne '' &&
eval "$instance_mode->{option_results}->{warning_status}") {
$status = 'warning';
}
};
if (defined($message)) {
$self->{output}->output_add(long_msg => 'filter status issue: ' . $message);
}
return $status;
}
sub custom_status_output {
my ($self, %options) = @_;
return "options are '" . $self->{result_values}->{options} . "' [type: " . $self->{result_values}->{type} . "]";
}
sub custom_status_calc {
my ($self, %options) = @_;
$self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
$self->{result_values}->{type} = $options{new_datas}->{$self->{instance} . '_type'};
$self->{result_values}->{options} = $options{new_datas}->{$self->{instance} . '_options'};
return 0;
}
sub prefix_output {
my ($self, %options) = @_;
return "Mount point '" . $options{instance_value}->{display} . "' ";
}
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'mountpoints', type => 1, cb_prefix_output => 'prefix_output', message_multiple => 'All mount points options are ok' }
];
$self->{maps_counters}->{mountpoints} = [
{ label => 'options', set => {
key_values => [ { name => 'display' }, { name => 'options' }, { name => 'type' } ],
closure_custom_calc => $self->can('custom_status_calc'),
closure_custom_output => $self->can('custom_status_output'),
closure_custom_perfdata => sub { return 0; },
closure_custom_threshold_check => $self->can('custom_status_threshold'),
}
},
];
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$self->{version} = '1.0';
$options{options}->add_options(arguments =>
{
"hostname:s" => { name => 'hostname' },
"remote" => { name => 'remote' },
"ssh-option:s@" => { name => 'ssh_option' },
"ssh-path:s" => { name => 'ssh_path' },
"ssh-command:s" => { name => 'ssh_command', default => 'ssh' },
"timeout:s" => { name => 'timeout', default => 30 },
"sudo" => { name => 'sudo' },
"command:s" => { name => 'command', default => 'mount' },
"command-path:s" => { name => 'command_path' },
"command-options:s" => { name => 'command_options', default => ' 2>&1' },
"filter-device:s" => { name => 'filter_device' },
"filter-mountpoint:s" => { name => 'filter_mountpoint' },
"filter-type:s" => { name => 'filter_type' },
"warning-status:s" => { name => 'warning_status', default => '' },
"critical-status:s" => { name => 'critical_status', default => '%{options} !~ /^rw/i && %{type} !~ /tmpfs/i' },
});
$self->{result} = {};
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::check_options(%options);
$instance_mode = $self;
$self->change_macros();
}
sub change_macros {
my ($self, %options) = @_;
foreach (('warning_status', 'critical_status')) {
if (defined($self->{option_results}->{$_})) {
$self->{option_results}->{$_} =~ s/%\{(.*?)\}/\$self->{result_values}->{$1}/g;
}
}
}
sub manage_selection {
my ($self, %options) = @_;
my ($stdout, $exit_code) = centreon::plugins::misc::execute(
output => $self->{output},
options => $self->{option_results},
sudo => $self->{option_results}->{sudo},
command => $self->{option_results}->{command},
command_path => $self->{option_results}->{command_path},
command_options => $self->{option_results}->{command_options},
no_quit => 1
);
$self->{mountpoints} = {};
my @lines = split /\n/, $stdout;
foreach my $line (@lines) {
next if ($line !~ /^\s*(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+\((.*)\)/);
my ($device, $mountpoint, $type, $options) = ($1, $3, $5, $6);
if (defined($self->{option_results}->{filter_type}) && $self->{option_results}->{filter_type} ne '' &&
$type !~ /$self->{option_results}->{filter_type}/) {
$self->{output}->output_add(long_msg => "skipping '" . $mountpoint . "': no matching filter.", debug => 1);
next;
}
if (defined($self->{option_results}->{filter_device}) && $self->{option_results}->{filter_device} ne '' &&
$device !~ /$self->{option_results}->{filter_device}/) {
$self->{output}->output_add(long_msg => "skipping '" . $mountpoint . "': no matching filter.", debug => 1);
next;
}
if (defined($self->{option_results}->{filter_mountpoint}) && $self->{option_results}->{filter_mountpoint} ne '' &&
$mountpoint !~ /$self->{option_results}->{filter_mountpoint}/) {
$self->{output}->output_add(long_msg => "skipping '" . $mountpoint . "': no matching filter.", debug => 1);
next;
}
$self->{mountpoints}->{$mountpoint} = {
display => $mountpoint,
type => $type,
options => $options,
};
}
if (scalar(keys %{$self->{mountpoints}}) <= 0) {
$self->{output}->add_option_msg(short_msg => "No mount points found");
$self->{output}->option_exit();
}
}
1;
__END__
=head1 MODE
Check mount points options.
=over 8
=item B<--remote>
Execute command remotely in 'ssh'.
=item B<--hostname>
Hostname to query (need --remote).
=item B<--ssh-option>
Specify multiple options like the user (example: --ssh-option='-l=centreon-engine' --ssh-option='-p=52').
=item B<--ssh-path>
Specify ssh command path (default: none)
=item B<--ssh-command>
Specify ssh command (default: 'ssh'). Useful to use 'plink'.
=item B<--timeout>
Timeout in seconds for the command (Default: 30).
=item B<--sudo>
Use 'sudo' to execute the command.
=item B<--command>
Command to get information (Default: 'mount').
=item B<--command-path>
Command path (Default: none).
=item B<--command-options>
Command options (Default: ' 2>&1').
=item B<--filter-mountpoint>
Filter mount point name (Can use regexp).
=item B<--filter-device>
Filter device name (Can use regexp).
=item B<--filter-type>
Filter mount point type (Can use regexp).
=item B<--warning-status>
Threshold warning.
=item B<--critical-status>
Threshold critical
(Default: '%{options} !~ /^rw/i && %{type} !~ /tmpfs/i').
=back
=cut

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@ -1,203 +0,0 @@
#
# Copyright 2018 Centreon (http://www.centreon.com/)
#
# Centreon is a full-fledged industry-strength solution that meets
# the needs in IT infrastructure and application monitoring for
# service performance.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
package os::linux::local::mode::mountro;
use base qw(centreon::plugins::mode);
use strict;
use warnings;
use centreon::plugins::misc;
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 =>
{
"hostname:s" => { name => 'hostname' },
"remote" => { name => 'remote' },
"ssh-option:s@" => { name => 'ssh_option' },
"ssh-path:s" => { name => 'ssh_path' },
"ssh-command:s" => { name => 'ssh_command', default => 'ssh' },
"timeout:s" => { name => 'timeout', default => 30 },
"sudo" => { name => 'sudo' },
"command:s" => { name => 'command', default => 'mount' },
"command-path:s" => { name => 'command_path' },
"command-options:s" => { name => 'command_options', default => ' 2>&1' },
"critical:s" => { name => 'critical', default => 1 },
"filter-name:s" => { name => 'filter_name', },
});
$self->{result} = {};
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::init(%options);
$self->{crit} = $self->{option_results}->{critical};
if (($self->{perfdata}->threshold_validate(label => 'crit', value => $self->{crit})) == 0 || $self->{crit}<=0 ){
$self->{output}->add_option_msg(short_msg => "Wrong critical threshold '" . $self->{crit} . "'.");
$self->{output}->option_exit();
}
}
sub manage_selection {
my ($self, %options) = @_;
my $stdout = centreon::plugins::misc::execute(output => $self->{output},
options => $self->{option_results},
sudo => $self->{option_results}->{sudo},
command => $self->{option_results}->{command},
command_path => $self->{option_results}->{command_path},
command_options => $self->{option_results}->{command_options});
my $counter = 0;
my @lines = split /\n/, $stdout;
# Header not needed
shift @lines;
foreach my $line (@lines) {
next if ($line !~ /^\s*(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)(.*)/);
my ($device, $mountpoint, $filesystem, $options) = ($1, $3, $5, $6);
next if ($options !~ /ro[\s,]/ && $options !~ /read-only/);
if (defined($self->{option_results}->{filter_name}) && $self->{option_results}->{filter_name} ne '' &&
$filesystem !~ /$self->{option_results}->{filter_name}/) {
$self->{output}->output_add(long_msg => "Skipping partition '" . $filesystem . "': no matching filter name");
next;
}
$self->{result}->{"$counter.mountpoint"} = $mountpoint;
$self->{result}->{"$counter.device"} = $device;
$self->{result}->{"$counter.options"} = $options;
$self->{result}->{"$counter.filesystem"} = $filesystem;
$self->{result}->{"$counter.description"} = "Mountpoint $mountpoint from $device with Filesystem $filesystem is mounted readonly ($options)";
$counter = $counter + 1;
}
}
sub run {
my ($self, %options) = @_;
$self->manage_selection();
my $countFs=0;
foreach my $identifier (sort(keys %{$self->{result}})) {
#print $identifier . "=" . $self->{result}->{$identifier}. "\n";
next if ($identifier !~ /description/);
$self->{output}->output_add(long_msg => "'" . $self->{result}->{$identifier} . "'");
$countFs = $countFs + 1;
}
$self->{output}->perfdata_add(label => 'count_roFs',
value => $countFs,
critical => $self->{perfdata}->get_perfdata_for_output(label => 'crit'),
min => 1);
my $exit = $self->{perfdata}->threshold_check(value => $countFs,
threshold => [ { label => 'crit', 'exit_litteral' => 'critical' } ]);
if (($countFs < $self->{crit})){
$self->{output}->output_add(severity => 'OK',
short_msg => 'No Read-Only Filesystems');
}else{
$self->{output}->output_add(severity => 'CRITICAL',
short_msg => 'There is at least 1 Filesystem mounted as RO');
}
$self->{output}->display(nolabel => 1);
$self->{output}->exit();
}
sub disco_format {
my ($self, %options) = @_;
$self->{output}->add_disco_format(elements => ['roFS']);
}
sub disco_show {
my ($self, %options) = @_;
$self->manage_selection();
foreach my $name (sort(keys %{$self->{result}})) {
next if ($name !~ /description/);
$self->{output}->add_disco_entry(roFS => $self->{result}->{$name},
);
}
}
1;
__END__
=head1 MODE
List partitions.
=over 8
=item B<--remote>
Execute command remotely in 'ssh'.
=item B<--hostname>
Hostname to query (need --remote).
=item B<--critical>
Threshold critical Amount of read-only Filesystems (default: 0)
=item B<--ssh-option>
Specify multiple options like the user (example: --ssh-option='-l=centreon-engine' --ssh-option='-p=52').
=item B<--ssh-path>
Specify ssh command path (default: none)
=item B<--ssh-command>
Specify ssh command (default: 'ssh'). Useful to use 'plink'.
=item B<--timeout>
Timeout in seconds for the command (Default: 30).
=item B<--sudo>
Use 'sudo' to execute the command.
=item B<--command>
Command to get information (Default: 'mount').
=item B<--command-path>
Command path (Default: none).
=item B<--command-options>
Command options (Default: ' 2>&1').
=item B<--filter-name>
Filter filesystem name (regexp can be used) eg: (!fs).
=back
=cut

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@ -41,11 +41,11 @@ sub new {
'files-date' => 'os::linux::local::mode::filesdate',
'inodes' => 'os::linux::local::mode::inodes',
'load' => 'os::linux::local::mode::loadaverage',
'list-readonly-filesystems' => 'os::linux::local::mode::mountro',
'list-interfaces' => 'os::linux::local::mode::listinterfaces',
'list-partitions' => 'os::linux::local::mode::listpartitions',
'list-storages' => 'os::linux::local::mode::liststorages',
'memory' => 'os::linux::local::mode::memory',
'mountpoint' => 'os::linux::local::mode::mountpoint',
'packet-errors' => 'os::linux::local::mode::packeterrors',
'paging' => 'os::linux::local::mode::paging',
'process' => 'os::linux::local::mode::process',