Liip\MonitorBundle\Command\HealthCheckCommand

Complexity

Total Complexity

11

Size/Duplication

Total Lines	99
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	8

Importance

Changes	10
Bugs	3	Features	1

3 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	5	1
B	configure()	0	33	1
D	execute()	0	41	9

<?php

namespace Liip\MonitorBundle\Command;

use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Bundle\FrameworkBundle\Command\ContainerAwareCommand;

class HealthCheckCommand extends ContainerAwareCommand
{
    /**
     * @var string
     */
    private $defaultGroup;

    /**
     * @param string $defaultGroup
     * @param null   $name
     */
    public function __construct($defaultGroup, $name = null)
    {
        $this->defaultGroup = $defaultGroup;
        parent::__construct($name);
    }

    protected function configure()
    {
        $this
            ->setName('monitor:health')
            ->setDescription('Runs Health Checks')
            ->setDefinition(array(
                new InputArgument(
                    'checkName',
                    InputArgument::OPTIONAL,
                    'The name of the service to be used to perform the health check.'
                ),
                new InputOption(
                    'reporter',
                    null,
                    InputOption::VALUE_REQUIRED | InputOption::VALUE_IS_ARRAY,
                    'Additional reporters to run.',
                    array()
                ),
                new InputOption(
                    'nagios',
                    null,
                    InputOption::VALUE_NONE,
                    'Suitable for using as a nagios NRPE command.'
                ),
                new InputOption(
                    'group',
                    'g',
                    InputOption::VALUE_REQUIRED,
                    'List checks for given group',
                    $this->defaultGroup
                ),
            ));
    }

    /**
     * @param InputInterface  $input
     * @param OutputInterface $output
     *
     * @return int
     */
    protected function execute(InputInterface $input, OutputInterface $output)
    {
        $checkName = $input->getArgument('checkName');
        $group = $input->getOption('group');
        $runnerServiceId = 'liip_monitor.runner_'.$group;

        if (!$this->getContainer()->has($runnerServiceId)) {
            $output->writeln('<error>No such group.</error>');

            return 1;
        }

        $runner = $this->getContainer()->get('liip_monitor.runner_'.$group);

        if ($input->getOption('nagios')) {
            $reporter = $this->getContainer()->get('liip_monitor.helper.raw_console_reporter');
        } else {
            $reporter = $this->getContainer()->get('liip_monitor.helper.console_reporter');
        }

        $runner->addReporter($reporter);
        $runner->useAdditionalReporters($input->getOption('reporter'));

        if (0 === count($runner->getChecks())) {
            $output->writeln('<error>No checks configured.</error>');
        }

        /** @var \ZendDiagnostics\Result\Collection $results */
        $results = $runner->run($checkName);
        if ($input->getOption('nagios')) {
            if ($results->getUnknownCount()) {
                return 3;
            } elseif ($results->getFailureCount()) {
                return 2;
            } elseif ($results->getWarningCount()) {
                return 1;
            }
        }

        return $results->getFailureCount() ? 1 : 0;
    }
}