public function __construct() {
$this->extension['redis'] = extension_loaded('redis');
$this->extension['memcache'] = extension_loaded('memcache');
$this->extension['apc'] = function_exists('apc_cache_info') && @apc_cache_info();
$this->extension['xcache'] = function_exists('xcache_get');
$this->extension['eaccelerator'] = function_exists('eaccelerator_get');
$this->extension['wincache'] = function_exists('wincache_ucache_meminfo') && wincache_ucache_meminfo();
}
function memory()
{
$this->extension['redis'] = extension_loaded('redis');
$this->extension['memcache'] = extension_loaded('memcache');
$this->extension['apc'] = function_exists('apc_cache_info') && apc_cache_info();
$this->extension['xcache'] = function_exists('xcache_get');
$this->extension['eaccelerator'] = function_exists('eaccelerator_get');
$this->extension['wincache'] = function_exists('wincache_ucache_meminfo') && wincache_ucache_meminfo();
$this->init();
}
/**
* {@inheritdoc}
*/
protected function doGetStats()
{
$info = wincache_ucache_info();
$meminfo = wincache_ucache_meminfo();
return array(Cache::STATS_HITS => $info['total_hit_count'], Cache::STATS_MISSES => $info['total_miss_count'], Cache::STATS_UPTIME => $info['total_cache_uptime'], Cache::STATS_MEMORY_USAGE => $meminfo['memory_total'], Cache::STATS_MEMORY_AVAILIABLE => $meminfo['memory_free']);
}
/**
* @see wincache_ucache_meminfo();
*/
public function memInfo()
{
return wincache_ucache_meminfo();
}
/**
* Return the filling percentage of the backend storage
*
* @throws IfwPsn_Vendor_Zend_Cache_Exception
* @return int integer between 0 and 100
*/
public function getFillingPercentage()
{
$mem = wincache_ucache_meminfo();
$memSize = $mem['memory_total'];
$memUsed = $memSize - $mem['memory_free'];
if ($memSize == 0) {
IfwPsn_Vendor_Zend_Cache::throwException('can\'t get WinCache memory size');
}
if ($memUsed > $memSize) {
return 100;
}
return (int) (100.0 * ($memUsed / $memSize));
}
/**
* @override \local_telemetry\request_state
*/
public function get_records()
{
$record = new stdClass();
$filecachefileinfo = wincache_fcache_fileinfo(true);
if ($filecachefileinfo) {
$record->f_f_uptime = $filecachefileinfo['total_cache_uptime'];
$record->f_f_items = $filecachefileinfo['total_file_count'];
$record->f_f_hits = $filecachefileinfo['total_hit_count'];
$record->f_f_misses = $filecachefileinfo['total_miss_count'];
}
$filecachememinfo = wincache_fcache_meminfo();
if ($filecachememinfo) {
$record->f_m_total = $filecachememinfo['memory_total'];
$record->f_m_free = $filecachememinfo['memory_free'];
$record->f_m_used_blocks = $filecachememinfo['num_used_blks'];
$record->f_m_free_blocks = $filecachememinfo['num_free_blks'];
$record->f_m_overhead = $filecachememinfo['memory_overhead'];
}
$opcodecachefileinfo = wincache_ocache_fileinfo(true);
if ($opcodecachefileinfo) {
$record->o_f_uptime = $opcodecachefileinfo['total_cache_uptime'];
$record->o_f_items = $opcodecachefileinfo['total_file_count'];
$record->o_f_hits = $opcodecachefileinfo['total_hit_count'];
$record->o_f_misses = $opcodecachefileinfo['total_miss_count'];
$record->o_f_islocal = $opcodecachefileinfo['is_local_cache'];
}
$opcodecachememinfo = wincache_ocache_meminfo();
if ($opcodecachememinfo) {
$record->o_m_total = $opcodecachememinfo['memory_total'];
$record->o_m_free = $opcodecachememinfo['memory_free'];
$record->o_m_used_blocks = $opcodecachememinfo['num_used_blks'];
$record->o_m_free_blocks = $opcodecachememinfo['num_free_blks'];
$record->o_m_overhead = $opcodecachememinfo['memory_overhead'];
}
$resolvedpathcachefileinfo = wincache_rplist_fileinfo(true);
if ($resolvedpathcachefileinfo) {
$record->rp_f_files = $resolvedpathcachefileinfo['total_file_count'];
}
$resolvedpathcachememinfo = wincache_rplist_meminfo();
if ($resolvedpathcachememinfo) {
$record->rp_m_total = $resolvedpathcachememinfo['memory_total'];
$record->rp_m_free = $resolvedpathcachememinfo['memory_free'];
$record->rp_m_used_blocks = $resolvedpathcachememinfo['num_used_blks'];
$record->rp_m_free_blocks = $resolvedpathcachememinfo['num_free_blks'];
$record->rp_m_overhead = $resolvedpathcachememinfo['memory_overhead'];
}
$sessioncacheinfo = wincache_scache_info(true);
if ($sessioncacheinfo) {
$record->s_i_uptime = $sessioncacheinfo['total_cache_uptime'];
$record->s_i_items = $sessioncacheinfo['total_item_count'];
$record->s_i_islocal = $sessioncacheinfo['is_local_cache'];
$record->s_i_hits = $sessioncacheinfo['total_hit_count'];
$record->s_i_misses = $sessioncacheinfo['total_miss_count'];
}
$sessioncachememinfo = wincache_scache_meminfo();
if ($sessioncachememinfo) {
$record->s_m_total = $sessioncachememinfo['memory_total'];
$record->s_m_free = $sessioncachememinfo['memory_free'];
$record->s_m_used_blocks = $sessioncachememinfo['num_used_blks'];
$record->s_m_free_blocks = $sessioncachememinfo['num_free_blks'];
$record->s_m_overhead = $sessioncachememinfo['memory_overhead'];
}
$usercacheinfo = wincache_ucache_info(true);
if ($usercacheinfo) {
$record->u_i_uptime = $usercacheinfo['total_cache_uptime'];
$record->u_i_items = $usercacheinfo['total_item_count'];
$record->u_i_islocal = $usercacheinfo['is_local_cache'];
$record->u_i_hits = $usercacheinfo['total_hit_count'];
$record->u_i_misses = $usercacheinfo['total_miss_count'];
}
$usercachememinfo = wincache_ucache_meminfo();
if ($usercachememinfo) {
$record->u_m_total = $usercachememinfo['memory_total'];
$record->u_m_free = $usercachememinfo['memory_free'];
$record->u_m_used_blocks = $usercachememinfo['num_used_blks'];
$record->u_m_free_blocks = $usercachememinfo['num_free_blks'];
$record->u_m_overhead = $usercachememinfo['memory_overhead'];
}
return array($record);
}
/**
* Get available space in bytes
*
* @return int|float
*/
public function getAvailableSpace()
{
$mem = wincache_ucache_meminfo();
return $mem['memory_free'];
}
/**
* Internal method to get storage capacity.
*
* @param array $normalizedOptions
* @return array|boolean Capacity as array or false on failure
* @throws Exception
*/
protected function internalGetCapacity(array &$normalizedOptions)
{
$mem = wincache_ucache_meminfo();
return array('free' => $mem['memory_free'], 'total' => $mem['memory_total']);
}
function init_cache_info($cache_data = SUMMARY_DATA)
{
global $ocache_mem_info, $ocache_file_info, $ocache_summary_info, $fcache_mem_info, $fcache_file_info, $fcache_summary_info, $rpcache_mem_info, $rpcache_file_info, $ucache_mem_info, $ucache_info, $scache_mem_info, $scache_info, $user_cache_available, $session_cache_available;
if ($cache_data == SUMMARY_DATA || $cache_data == OCACHE_DATA) {
$ocache_mem_info = wincache_ocache_meminfo();
$ocache_file_info = wincache_ocache_fileinfo();
$ocache_summary_info = get_ocache_summary($ocache_file_info['file_entries']);
}
if ($cache_data == SUMMARY_DATA || $cache_data == FCACHE_DATA) {
$fcache_mem_info = wincache_fcache_meminfo();
$fcache_file_info = wincache_fcache_fileinfo();
$fcache_summary_info = get_fcache_summary($fcache_file_info['file_entries']);
}
if ($cache_data == SUMMARY_DATA || $cache_data == RCACHE_DATA) {
$rpcache_mem_info = wincache_rplist_meminfo();
$rpcache_file_info = wincache_rplist_fileinfo();
}
if ($user_cache_available && ($cache_data == SUMMARY_DATA || $cache_data == UCACHE_DATA)) {
$ucache_mem_info = wincache_ucache_meminfo();
$ucache_info = wincache_ucache_info();
}
if ($session_cache_available && ($cache_data == SUMMARY_DATA || $cache_data == SCACHE_DATA)) {
$scache_mem_info = wincache_scache_meminfo();
$scache_info = wincache_scache_info();
}
}
/**
* {@inheritDoc}
*/
public function getStats()
{
$info = wincache_ucache_info(true);
$meminfo = wincache_ucache_meminfo();
return array(CacheInterface::STATS_SIZE => $info['total_item_count'], CacheInterface::STATS_HITS => $info['total_hit_count'], CacheInterface::STATS_MISSES => $info['total_miss_count'], CacheInterface::STATS_UPTIME => $info['total_cache_uptime'], CacheInterface::STATS_MEMORY_USAGE => $meminfo['memory_total'], CacheInterface::STATS_MEMORY_AVAILIABLE => $meminfo['memory_free']);
}
/**
* @return driverStatistic
*/
public function getStats()
{
$memInfo = wincache_ucache_meminfo();
$info = wincache_ucache_info();
$date = (new \DateTime())->setTimestamp(time() - $info['total_cache_uptime']);
return (new driverStatistic())->setInfo(sprintf("The Wincache daemon is up since %s.\n For more information see RawData.", $date->format(DATE_RFC2822)))->setSize($memInfo['memory_free'] - $memInfo['memory_total'])->setData(implode(', ', array_keys($this->itemInstances)))->setRawData($memInfo);
}
/**
* Get storage capacity.
*
* @param array $options
* @return array|boolean Capacity as array or false on failure
*
* @triggers getCapacity.pre(PreEvent)
* @triggers getCapacity.post(PostEvent)
* @triggers getCapacity.exception(ExceptionEvent)
*/
public function getCapacity(array $options = array())
{
$args = new ArrayObject(array('options' => &$options));
try {
$eventRs = $this->triggerPre(__FUNCTION__, $args);
if ($eventRs->stopped()) {
return $eventRs->last();
}
$mem = wincache_ucache_meminfo();
$result = array('free' => $mem['memory_free'], 'total' => $mem['memory_total']);
return $this->triggerPost(__FUNCTION__, $args, $result);
} catch (\Exception $e) {
return $this->triggerException(__FUNCTION__, $args, $e);
}
}
/**
* Returns an array with stats and usage informations for display.
*
* @return array
*/
public function stats()
{
$info = wincache_ucache_info();
$meminfo = wincache_ucache_meminfo();
return [CacheInterface::STATS_HITS => $info['total_hit_count'], CacheInterface::STATS_MISSES => $info['total_miss_count'], CacheInterface::STATS_UPTIME => $info['total_cache_uptime'], CacheInterface::STATS_MEMORY_USAGE => $meminfo['memory_total'], CacheInterface::STATS_MEMORY_AVAILIABLE => $meminfo['memory_free']];
}
/**
* {@inheritdoc}
*/
public function stats()
{
$stats = wincache_ucache_info();
$memory = wincache_ucache_meminfo();
return [static::HITS => $stats['total_hit_count'], static::MISSES => $stats['total_miss_count'], static::UPTIME => $stats['total_cache_uptime'], static::MEMORY_USAGE => $memory['memory_total'], static::MEMORY_AVAILABLE => $memory['memory_free']];
}
