256 lines
9.1 KiB
Perl
256 lines
9.1 KiB
Perl
#
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# Copyright 2021 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 apps::selenium::mode::scenario;
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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 Time::HiRes qw(gettimeofday tv_interval);
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use XML::XPath;
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use XML::XPath::XMLParser;
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use WWW::Selenium;
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my %handlers = (ALRM => {} );
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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, $class;
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$options{options}->add_options(arguments =>
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{
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"selenium-hostname:s" => { name => 'selenium_hostname', default => 'localhost' },
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"selenium-port:s" => { name => 'selenium_port', default => '4444' },
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"browser:s" => { name => 'browser', default => '*firefox' },
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"directory:s" => { name => 'directory', default => '/var/lib/centreon_waa' },
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"scenario:s" => { name => 'scenario' },
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"warning:s" => { name => 'warning' },
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"critical:s" => { name => 'critical' },
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"timeout:s" => { name => 'timeout', default => 50 },
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});
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$self->set_signal_handlers;
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return $self;
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}
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sub set_signal_handlers {
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my $self = shift;
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$SIG{ALRM} = \&class_handle_ALRM;
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$handlers{ALRM}->{$self} = sub { $self->handle_ALRM() };
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}
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sub class_handle_ALRM {
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foreach (keys %{$handlers{ALRM}}) {
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&{$handlers{ALRM}->{$_}}();
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}
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}
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sub handle_ALRM {
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my $self = shift;
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$self->{output}->output_add(severity => 'UNKNOWN',
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short_msg => sprintf("Cannot finished scenario execution (timeout received)"));
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$self->{output}->display();
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$self->{output}->exit();
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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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if (($self->{perfdata}->threshold_validate(label => 'warning', value => $self->{option_results}->{warning})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning threshold '" . $self->{option_results}->{warning} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical', value => $self->{option_results}->{critical})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical threshold '" . $self->{option_results}->{critical} . "'.");
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$self->{output}->option_exit();
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}
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if (defined($self->{option_results}->{timeout}) && $self->{option_results}->{timeout} =~ /^\d+$/ &&
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$self->{option_results}->{timeout} > 0) {
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alarm($self->{option_results}->{timeout});
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}
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if (!defined($self->{option_results}->{scenario})) {
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$self->{output}->add_option_msg(short_msg => "Please specify a scenario name.");
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$self->{output}->option_exit();
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}
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}
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sub run {
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my ($self, %options) = @_;
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my $p = XML::Parser->new(NoLWP => 1);
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my $filename = $self->{option_results}->{directory} . '/' . $self->{option_results}->{scenario} . '.html';
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my $xp = XML::XPath->new(parser => $p, filename => $filename);
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my $baseurlNode = $xp->find('/html/head/link[@rel="selenium.base"]');
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my $baseurl = $baseurlNode->shift->getAttribute('href');
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my $listActionNode = $xp->find('/html/body/table/tbody/tr');
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my $sel = WWW::Selenium->new(
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host => $self->{option_results}->{selenium_hostname},
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port => $self->{option_results}->{selenium_port},
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browser => $self->{option_results}->{browser},
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browser_url => $baseurl
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);
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$sel->start;
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$self->{output}->output_add(long_msg => "Base URL : " . $baseurl);
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my $timing0 = [gettimeofday];
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my ($action, $filter, $value);
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my $step = $listActionNode->get_nodelist;
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my $temp_step = 0;
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my $stepOk = 0;
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my ($last_echo_msg, $last_cmd);
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my $exit1 = 'UNKNOWN';
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foreach my $actionNode ($listActionNode->get_nodelist) {
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($action, $filter, $value) = $xp->find('./td', $actionNode)->get_nodelist;
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my $trim_action = centreon::plugins::misc::trim($action->string_value);
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my $trim_filter = centreon::plugins::misc::trim($filter->string_value);
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my $trim_value = centreon::plugins::misc::trim($value->string_value);
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$temp_step++;
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if ($trim_action eq 'pause') {
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my $sleepTime = 1000;
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if ($trim_value =~ /^\d+$/) {
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$sleepTime = $trim_value;
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}
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if ($trim_filter =~ /^\d+$/) {
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$sleepTime = $trim_filter;
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}
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sleep($sleepTime / 1000);
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$stepOk++;
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$self->{output}->output_add(long_msg => "Step " . $temp_step . " - Pause : " . $sleepTime . "ms");
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# It's an echo command => do not send it to Selenium server
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# and store the associated string so that it can be displayed
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# in case of a failure as an info message
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} elsif ($trim_action eq 'echo'){
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$last_echo_msg = $trim_filter;
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# Prevent output breakage in case of echo message contains invalid chars
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$last_echo_msg =~ s/\||\n/ - /msg;
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$stepOk += 1;
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} else {
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my $exit_command;
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$last_cmd = $trim_action . ' ' . $trim_filter . ' ' . $trim_value;
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eval {
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$exit_command = $sel->do_command($trim_action, $trim_filter, $trim_value);
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};
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$self->{output}->output_add(long_msg => "Step " . $temp_step
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. " - Command : '" . $trim_action . "'"
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. " , Filter : '" . $trim_filter . "'"
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. " , Value : '" . $trim_value . "'");
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if (!$@ && $exit_command eq 'OK') {
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$exit1 = 'OK';
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$stepOk++;
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} else {
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if ($@) {
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$self->{output}->output_add(long_msg => "display: $@");
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}
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$exit1 = 'CRITICAL';
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last;
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}
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}
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}
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my $timeelapsed = tv_interval ($timing0, [gettimeofday]);
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my $availability = sprintf("%d", $stepOk * 100 / $step);
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my $exit2 = $self->{perfdata}->threshold_check(value => $timeelapsed,
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threshold => [ { label => 'critical', exit_litteral => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
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my $exit = $self->{output}->get_most_critical(status => [ $exit1, $exit2 ]);
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if ($exit eq 'OK') {
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$self->{output}->output_add(severity => $exit,
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short_msg => sprintf("%d/%d steps (%.3fs)", $stepOk, $step, $timeelapsed));
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} else {
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my $extra_info = $last_cmd;
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if (defined($last_echo_msg)) {
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$extra_info .= " - $last_echo_msg";
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}
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$self->{output}->output_add(severity => $exit,
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short_msg => sprintf("%d/%d steps (%.3fs) - %s", $stepOk, $step, $timeelapsed, $extra_info));
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}
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$self->{output}->perfdata_add(label => "time", unit => 's',
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value => sprintf('%.3f', $timeelapsed),
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min => 0,
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warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'));
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$self->{output}->perfdata_add(label => "steps",
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value => sprintf('%d', $stepOk),
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min => 0,
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max => $step);
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$self->{output}->perfdata_add(label => "availability", unit => '%',
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value => sprintf('%d', $availability),
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min => 0,
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max => 100);
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$self->{output}->display();
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$self->{output}->exit();
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}
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1;
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__END__
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=head1 MODE
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Check scenario execution
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=over 8
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=item B<--selenium-hostname>
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IP Addr/FQDN of the Selenium server
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=item B<--selenium-port>
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Port used by Selenium server
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=item B<--browser>
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Browser used by Selenium server (Default : '*firefox')
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=item B<--directory>
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Directory where scenarii are stored
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=item B<--scenario>
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Scenario used by Selenium server (without extension)
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=item B<--timeout>
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Set global execution timeout (Default: 50)
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=item B<--warning>
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Threshold warning in seconds (Scenario execution time)
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=item B<--critical>
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Threshold critical in seconds (Scenario execution response time)
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=back
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=cut
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