Filesystem Check (#1036)
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kaileu
Simon Bomm
parent
045845d9b4
commit
7f10f0e565
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#
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# Copyright 2018 Centreon (http://www.centreon.com/)
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#
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# Centreon is a full-fledged industry-strength solution that meets
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# the needs in IT infrastructure and application monitoring for
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# service performance.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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package os::linux::local::mode::mountro;
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use base qw(centreon::plugins::mode);
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use strict;
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use warnings;
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use centreon::plugins::misc;
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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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bless $self, $class;
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$self->{version} = '1.0';
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$options{options}->add_options(arguments =>
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{
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"hostname:s" => { name => 'hostname' },
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"remote" => { name => 'remote' },
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"ssh-option:s@" => { name => 'ssh_option' },
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"ssh-path:s" => { name => 'ssh_path' },
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"ssh-command:s" => { name => 'ssh_command', default => 'ssh' },
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"timeout:s" => { name => 'timeout', default => 30 },
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"sudo" => { name => 'sudo' },
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"command:s" => { name => 'command', default => 'mount' },
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"command-path:s" => { name => 'command_path' },
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"command-options:s" => { name => 'command_options', default => ' 2>&1' },
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"critical:s" => { name => 'critical', default => 1 },
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"filter-name:s" => { name => 'filter_name', },
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});
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$self->{result} = {};
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return $self;
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}
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sub check_options {
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my ($self, %options) = @_;
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$self->SUPER::init(%options);
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$self->{crit} = $self->{option_results}->{critical};
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if (($self->{perfdata}->threshold_validate(label => 'crit', value => $self->{crit})) == 0 || $self->{crit}<=0 ){
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$self->{output}->add_option_msg(short_msg => "Wrong critical threshold '" . $self->{crit} . "'.");
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$self->{output}->option_exit();
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}
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}
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sub manage_selection {
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my ($self, %options) = @_;
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my $stdout = centreon::plugins::misc::execute(output => $self->{output},
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options => $self->{option_results},
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sudo => $self->{option_results}->{sudo},
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command => $self->{option_results}->{command},
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command_path => $self->{option_results}->{command_path},
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command_options => $self->{option_results}->{command_options});
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my $counter = 0;
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my @lines = split /\n/, $stdout;
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# Header not needed
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shift @lines;
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foreach my $line (@lines) {
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next if ($line !~ /^\s*(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)(.*)/);
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my ($device, $mountpoint, $filesystem, $options) = ($1, $3, $5, $6);
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next if ($options !~ /ro[\s,]/ && $options !~ /read-only/);
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if (defined($self->{option_results}->{filter_name}) && $self->{option_results}->{filter_name} ne '' &&
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$filesystem !~ /$self->{option_results}->{filter_name}/) {
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$self->{output}->output_add(long_msg => "Skipping partition '" . $filesystem . "': no matching filter name");
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next;
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}
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$self->{result}->{"$counter.mountpoint"} = $mountpoint;
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$self->{result}->{"$counter.device"} = $device;
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$self->{result}->{"$counter.options"} = $options;
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$self->{result}->{"$counter.filesystem"} = $filesystem;
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$self->{result}->{"$counter.description"} = "Mountpoint $mountpoint from $device with Filesystem $filesystem is mounted readonly ($options)";
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$counter = $counter + 1;
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}
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}
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sub run {
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my ($self, %options) = @_;
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$self->manage_selection();
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my $countFs=0;
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foreach my $identifier (sort(keys %{$self->{result}})) {
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#print $identifier . "=" . $self->{result}->{$identifier}. "\n";
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next if ($identifier !~ /description/);
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$self->{output}->output_add(long_msg => "'" . $self->{result}->{$identifier} . "'");
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$countFs = $countFs + 1;
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}
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$self->{output}->perfdata_add(label => 'count_roFs',
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value => $countFs,
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'crit'),
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min => 1);
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my $exit = $self->{perfdata}->threshold_check(value => $countFs,
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threshold => [ { label => 'crit', 'exit_litteral' => 'critical' } ]);
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if (($countFs < $self->{crit})){
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$self->{output}->output_add(severity => 'OK',
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short_msg => 'No Read-Only Filesystems');
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}else{
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$self->{output}->output_add(severity => 'CRITICAL',
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short_msg => 'There is at least 1 Filesystem mounted as RO');
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}
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$self->{output}->display(nolabel => 1);
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$self->{output}->exit();
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}
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sub disco_format {
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my ($self, %options) = @_;
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$self->{output}->add_disco_format(elements => ['roFS']);
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}
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sub disco_show {
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my ($self, %options) = @_;
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$self->manage_selection();
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foreach my $name (sort(keys %{$self->{result}})) {
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next if ($name !~ /description/);
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$self->{output}->add_disco_entry(roFS => $self->{result}->{$name},
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);
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}
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}
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1;
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__END__
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=head1 MODE
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List partitions.
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=over 8
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=item B<--remote>
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Execute command remotely in 'ssh'.
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=item B<--hostname>
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Hostname to query (need --remote).
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=item B<--critical>
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Threshold critical Amount of read-only Filesystems (default: 0)
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=item B<--ssh-option>
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Specify multiple options like the user (example: --ssh-option='-l=centreon-engine' --ssh-option='-p=52').
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=item B<--ssh-path>
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Specify ssh command path (default: none)
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=item B<--ssh-command>
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Specify ssh command (default: 'ssh'). Useful to use 'plink'.
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=item B<--timeout>
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Timeout in seconds for the command (Default: 30).
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=item B<--sudo>
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Use 'sudo' to execute the command.
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=item B<--command>
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Command to get information (Default: 'mount').
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=item B<--command-path>
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Command path (Default: none).
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=item B<--command-options>
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Command options (Default: ' 2>&1').
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=item B<--filter-name>
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Filter filesystem name (regexp can be used) eg: (!fs).
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=back
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=cut
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@ -31,29 +31,30 @@ sub new {
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$self->{version} = '0.1';
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%{$self->{modes}} = (
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'cpu' => 'os::linux::local::mode::cpu',
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'cpu-detailed' => 'os::linux::local::mode::cpudetailed',
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'cmd-return' => 'os::linux::local::mode::cmdreturn',
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'connections' => 'os::linux::local::mode::connections',
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'directlvm-usage' => 'os::linux::local::mode::directlvmusage',
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'diskio' => 'os::linux::local::mode::diskio',
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'files-size' => 'os::linux::local::mode::filessize',
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'files-date' => 'os::linux::local::mode::filesdate',
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'inodes' => 'os::linux::local::mode::inodes',
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'load' => 'os::linux::local::mode::loadaverage',
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'list-interfaces' => 'os::linux::local::mode::listinterfaces',
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'list-partitions' => 'os::linux::local::mode::listpartitions',
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'list-storages' => 'os::linux::local::mode::liststorages',
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'memory' => 'os::linux::local::mode::memory',
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'packet-errors' => 'os::linux::local::mode::packeterrors',
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'paging' => 'os::linux::local::mode::paging',
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'process' => 'os::linux::local::mode::process',
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'quota' => 'os::linux::local::mode::quota',
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'storage' => 'os::linux::local::mode::storage',
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'swap' => 'os::linux::local::mode::swap',
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'systemd-sc-status' => 'os::linux::local::mode::systemdscstatus',
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'traffic' => 'os::linux::local::mode::traffic',
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'uptime' => 'os::linux::local::mode::uptime',
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'cpu' => 'os::linux::local::mode::cpu',
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'cpu-detailed' => 'os::linux::local::mode::cpudetailed',
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'cmd-return' => 'os::linux::local::mode::cmdreturn',
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'connections' => 'os::linux::local::mode::connections',
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'directlvm-usage' => 'os::linux::local::mode::directlvmusage',
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'diskio' => 'os::linux::local::mode::diskio',
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'files-size' => 'os::linux::local::mode::filessize',
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'files-date' => 'os::linux::local::mode::filesdate',
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'inodes' => 'os::linux::local::mode::inodes',
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'load' => 'os::linux::local::mode::loadaverage',
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'list-readonly-filesystems' => 'os::linux::local::mode::mountro',
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'list-interfaces' => 'os::linux::local::mode::listinterfaces',
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'list-partitions' => 'os::linux::local::mode::listpartitions',
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'list-storages' => 'os::linux::local::mode::liststorages',
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'memory' => 'os::linux::local::mode::memory',
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'packet-errors' => 'os::linux::local::mode::packeterrors',
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'paging' => 'os::linux::local::mode::paging',
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'process' => 'os::linux::local::mode::process',
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'quota' => 'os::linux::local::mode::quota',
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'storage' => 'os::linux::local::mode::storage',
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'swap' => 'os::linux::local::mode::swap',
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'systemd-sc-status' => 'os::linux::local::mode::systemdscstatus',
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'traffic' => 'os::linux::local::mode::traffic',
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'uptime' => 'os::linux::local::mode::uptime',
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);
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return $self;
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