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84 lines
1.9 KiB
84 lines
1.9 KiB
2 years ago
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<?php
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declare(strict_types=1);
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namespace PhpMyAdmin\Server\SysInfo;
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use function explode;
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use function is_readable;
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use function shell_exec;
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use function trim;
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/**
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* SunOS based SysInfo class
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*/
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class SunOs extends Base
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{
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/**
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* The OS name
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*
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* @var string
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*/
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public $os = 'SunOS';
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/**
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* Read value from kstat
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*
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* @param string $key Key to read
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*
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* @return string with value
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*/
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private function kstat($key)
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{
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/** @psalm-suppress ForbiddenCode */
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$m = shell_exec('kstat -p d ' . $key);
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if ($m) {
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[, $value] = explode("\t", trim($m), 2);
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return $value;
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}
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return '';
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}
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/**
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* Gets load information
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*
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* @return array with load data
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*/
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public function loadavg()
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{
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$load1 = $this->kstat('unix:0:system_misc:avenrun_1min');
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return ['loadavg' => $load1];
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}
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/**
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* Checks whether class is supported in this environment
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*/
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public function supported(): bool
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{
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return @is_readable('/proc/meminfo');
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}
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/**
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* Gets information about memory usage
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*
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* @return array with memory usage data
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*/
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public function memory()
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{
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$pagesize = (int) $this->kstat('unix:0:seg_cache:slab_size');
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$mem = [];
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$mem['MemTotal'] = (int) $this->kstat('unix:0:system_pages:pagestotal') * $pagesize;
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$mem['MemUsed'] = (int) $this->kstat('unix:0:system_pages:pageslocked') * $pagesize;
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$mem['MemFree'] = (int) $this->kstat('unix:0:system_pages:pagesfree') * $pagesize;
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$mem['SwapTotal'] = (int) $this->kstat('unix:0:vminfo:swap_avail') / 1024;
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$mem['SwapUsed'] = (int) $this->kstat('unix:0:vminfo:swap_alloc') / 1024;
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$mem['SwapFree'] = (int) $this->kstat('unix:0:vminfo:swap_free') / 1024;
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return $mem;
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}
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}
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