/**
* Get value from cache for the given key
* @param string $key
*/
private static function getFromCache($key, $roleCacheDirtyAt)
{
if (!self::useCache()) {
return null;
}
self::$cacheStores = array();
$cacheLayers = kCacheManager::getCacheSectionNames(kCacheManager::CACHE_TYPE_PERMISSION_MANAGER);
foreach ($cacheLayers as $cacheLayer) {
$cacheStore = kCacheManager::getCache($cacheLayer);
if (!$cacheStore) {
continue;
}
$cacheRole = $cacheStore->get(self::getCacheKeyPrefix() . $key);
// try to fetch from cache
if (!$cacheRole || !isset($cacheRole['updatedAt']) || $cacheRole['updatedAt'] < $roleCacheDirtyAt) {
self::$cacheStores[] = $cacheStore;
continue;
}
$map = $cacheStore->get(self::getCacheKeyPrefix() . $cacheRole['mapHash']);
// try to fetch from cache
if (!$map) {
self::$cacheStores[] = $cacheStore;
continue;
}
KalturaLog::debug("Found a cache value for key [{$key}] map hash [" . $cacheRole['mapHash'] . "] in layer [{$cacheLayer}]");
self::storeInCache($key, $cacheRole, $map);
// store in lower cache layers
self::$cacheStores[] = $cacheStore;
return $map;
}
KalturaLog::debug("No cache value found for key [{$key}]");
return null;
}
/**
* @return array<kBaseCacheWrapper>
*/
protected static function getStores($cacheType = kCacheManager::CACHE_TYPE_RESPONSE_PROFILE)
{
if (isset(self::$cacheStores[$cacheType])) {
return self::$cacheStores[$cacheType];
}
self::$cacheStores[$cacheType] = array();
$cacheSections = kCacheManager::getCacheSectionNames($cacheType);
if (is_array($cacheSections)) {
foreach ($cacheSections as $cacheSection) {
$cacheStore = kCacheManager::getCache($cacheSection);
if ($cacheStore) {
self::$cacheStores[$cacheType][] = $cacheStore;
}
}
}
return self::$cacheStores[$cacheType];
}
protected function warmCache($key)
{
if (self::$_cacheWarmupInitiated) {
return;
}
self::$_cacheWarmupInitiated = true;
$key = "cache-warmup-{$key}";
$cacheSections = kCacheManager::getCacheSectionNames(kCacheManager::CACHE_TYPE_API_WARMUP);
if (!$cacheSections) {
return;
}
foreach ($cacheSections as $cacheSection) {
$cacheStore = kCacheManager::getCache($cacheSection);
if (!$cacheStore) {
return;
}
// abort warming if a previous warmup started less than 10 seconds ago
if ($cacheStore->get($key) !== false) {
return;
}
// flag we are running a warmup for the current request
$cacheStore->set($key, true, self::WARM_CACHE_TTL);
}
$uri = $_SERVER["REQUEST_URI"];
$fp = fsockopen(kConf::get('api_cache_warmup_host'), 80, $errno, $errstr, 1);
if ($fp === false) {
error_log("warmCache - Couldn't open a socket [" . $uri . "]", 0);
return;
}
$method = $_SERVER["REQUEST_METHOD"];
$out = "{$method} {$uri} HTTP/1.1\r\n";
$sentHeaders = self::getRequestHeaders();
$sentHeaders["Connection"] = "Close";
// mark request as a warm cache request in order to disable caching and pass the http/https protocol (the warmup always uses http)
$sentHeaders[self::WARM_CACHE_HEADER] = isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on' ? "https" : "http";
// if the request wasn't proxied pass the ip on the X-FORWARDED-FOR header
$ipHeader = infraRequestUtils::getSignedIpAddressHeader();
if ($ipHeader) {
list($headerName, $headerValue) = $ipHeader;
$sentHeaders[$headerName] = $headerValue;
}
foreach ($sentHeaders as $header => $value) {
$out .= "{$header}:{$value}\r\n";
}
$out .= "\r\n";
if ($method == "POST") {
$postParams = array();
foreach ($_POST as $key => &$val) {
if (is_array($val)) {
$val = implode(',', $val);
}
$postParams[] = $key . '=' . urlencode($val);
}
$out .= implode('&', $postParams);
}
fwrite($fp, $out);
fclose($fp);
}
public static function getSecretsFromCache($partnerId)
{
$cacheSections = kCacheManager::getCacheSectionNames(kCacheManager::CACHE_TYPE_PARTNER_SECRETS);
if (!$cacheSections) {
return null;
}
$cacheKey = self::getSecretsCacheKey($partnerId);
$lowerStores = array();
foreach ($cacheSections as $cacheSection) {
$cacheStore = kCacheManager::getCache($cacheSection);
if (!$cacheStore) {
continue;
}
$secrets = $cacheStore->get($cacheKey);
if (!$secrets) {
$lowerStores[] = $cacheStore;
continue;
}
foreach ($lowerStores as $cacheStore) {
$cacheStore->set($cacheKey, $secrets);
}
return $secrets;
}
return null;
}
protected function getKSVersionAndSecret($partnerId)
{
$result = parent::getKSVersionAndSecret($partnerId);
if ($result) {
return $result;
}
$partner = PartnerPeer::retrieveByPK($partnerId);
if (!$partner) {
return array(1, null);
}
// VERY big problem
$ksVersion = $partner->getKSVersion();
$cacheKey = self::getSecretsCacheKey($partnerId);
$cacheSections = kCacheManager::getCacheSectionNames(kCacheManager::CACHE_TYPE_PARTNER_SECRETS);
foreach ($cacheSections as $cacheSection) {
$cacheStore = kCacheManager::getCache($cacheSection);
if (!$cacheStore) {
continue;
}
$cacheStore->set($cacheKey, array($partner->getAdminSecret(), $partner->getSecret(), $ksVersion));
}
return array($ksVersion, $partner->getAdminSecret());
}
