PHPDaemon\Clients\DNS\Pool::applyConfig PHP Method

    public function applyConfig()
    {
        parent::applyConfig();
        $pool = $this;
        if (!isset($this->preloading)) {
            $this->preloading = new ComplexJob();
        }
        $job = $this->preloading;
        $job->addJob('resolvfile', function ($jobname, $job) use($pool) {
            FileSystem::readfile($pool->config->resolvfile->value, function ($file, $data) use($pool, $job, $jobname) {
                if ($file) {
                    foreach (explode("\n", $data) as $line) {
                        $line = trim($line);
                        if ($line !== '' && $line[0] !== '#' && preg_match('~nameserver ([^\\r\\n;]+)~i', $line, $m)) {
                            $pool->nameServers[] = $m[1];
                        }
                    }
                }
                $job->setResult($jobname);
            });
        });
        $job->addJob('hostsfile', function ($jobname, $job) use($pool) {
            FileSystem::readfile($pool->config->hostsfile->value, function ($file, $data) use($pool, $job, $jobname) {
                if ($file) {
                    preg_match_all('~^(\\S+)\\s+([^\\r\\n]+)\\s*~m', $data, $m, PREG_SET_ORDER);
                    $pool->hosts = [];
                    foreach ($m as $h) {
                        $hosts = preg_split('~\\s+~', $h[2]);
                        $ip = $h[1];
                        foreach ($hosts as $host) {
                            $host = rtrim($host, '.') . '.';
                            $pool->hosts[$host][] = $ip;
                        }
                    }
                }
                $job->setResult($jobname);
            });
        });
        $job();
    }