private function serveRtmp() { switch ($this->entry->getType()) { case entryType::MEDIA_CLIP: $duration = $this->entry->getDurationInt(); $flavorAssets = array(); if ($this->flavorId) { $flavorAsset = flavorAssetPeer::retrieveById($this->flavorId); if (!$flavorAsset->hasTag(flavorParams::TAG_WEB)) { KExternalErrors::dieError(KExternalErrors::FLAVOR_NOT_FOUND); } if (!$flavorAsset->getStatus() == flavorAsset::FLAVOR_ASSET_STATUS_READY) { KExternalErrors::dieError(KExternalErrors::FLAVOR_NOT_FOUND); } $flavorAssets[] = $flavorAsset; } else { $flavorAssets = flavorAssetPeer::retreiveReadyByEntryIdAndTag($this->entryId, flavorParams::TAG_MBR); if (!count($flavorAssets)) { $flavorAssets = flavorAssetPeer::retreiveReadyByEntryIdAndTag($this->entryId, flavorParams::TAG_WEB); } } $flavorAssets = $this->removeMaxBitrateFlavors($flavorAssets); if (!$this->storageId) { $partner = $this->entry->getPartner(); $finalFlavors = array(); if ($partner->getStorageServePriority() == StorageProfile::STORAGE_SERVE_PRIORITY_KALTURA_FIRST) { foreach ($flavorAssets as $flavorAsset) { $key = $flavorAsset->getSyncKey(flavorAsset::FILE_SYNC_FLAVOR_ASSET_SUB_TYPE_ASSET); $fileSync = kFileSyncUtils::getReadyInternalFileSyncForKey($key); if ($fileSync) { $finalFlavors[] = $flavorAsset; } } } if (!count($finalFlavors) && $partner->getStorageServePriority() && $partner->getStorageServePriority() != StorageProfile::STORAGE_SERVE_PRIORITY_KALTURA_ONLY) { $storages = StorageProfilePeer::retrieveExternalByPartnerId($partner->getId()); if (count($storages) == 1) { $this->storageId = $storages[0]->getId(); } elseif (count($storages)) { $storagesFlavors = array(); foreach ($storages as $storage) { $storagesFlavors[$storage->getId()] = array(); foreach ($flavorAssets as $flavorAsset) { $key = $flavorAsset->getSyncKey(flavorAsset::FILE_SYNC_FLAVOR_ASSET_SUB_TYPE_ASSET); $fileSync = kFileSyncUtils::getReadyExternalFileSyncForKey($key, $storage->getId()); if ($fileSync) { $storagesFlavors[$storage->getId()][] = $flavorAsset; } } } $maxCount = 0; foreach ($storagesFlavors as $storageId => $storageFlavors) { $count = count($storageFlavors); if ($count > $maxCount) { $maxCount = $count; $this->storageId = $storageId; $finalFlavors = $storageFlavors; } } $flavorAssets = $finalFlavors; } else { foreach ($flavorAssets as $flavorAsset) { $key = $flavorAsset->getSyncKey(flavorAsset::FILE_SYNC_FLAVOR_ASSET_SUB_TYPE_ASSET); $fileSync = kFileSyncUtils::getReadyInternalFileSyncForKey($key); if ($fileSync) { $finalFlavors[] = $flavorAsset; } } } } } foreach ($flavorAssets as $flavorAsset) { $mediaInfo = mediaInfoPeer::retrieveByFlavorAssetId($flavorAsset->getId()); if ($mediaInfo && ($mediaInfo->getVideoDuration() || $mediaInfo->getAudioDuration() || $mediaInfo->getContainerDuration())) { $duration = $mediaInfo->getVideoDuration() ? $mediaInfo->getVideoDuration() : ($mediaInfo->getAudioDuration() ? $mediaInfo->getAudioDuration() : $mediaInfo->getContainerDuration()); $duration /= 1000; break; } } $baseUrl = null; $flavors = array(); if ($this->storageId) { $storage = StorageProfilePeer::retrieveByPK($this->storageId); if (!$storage) { die; } $baseUrl = $storage->getDeliveryRmpBaseUrl(); // get all flavors with external urls foreach ($flavorAssets as $flavorAsset) { $key = $flavorAsset->getSyncKey(flavorAsset::FILE_SYNC_FLAVOR_ASSET_SUB_TYPE_ASSET); $fileSync = kFileSyncUtils::getReadyExternalFileSyncForKey($key, $this->storageId); if (!$fileSync) { continue; } $urlManager = kUrlManager::getUrlManagerByStorageProfile($fileSync->getDc()); $urlManager->setClipTo($this->clipTo); $urlManager->setFileExtension($flavorAsset->getFileExt()); $urlManager->setProtocol(StorageProfile::PLAY_FORMAT_RTMP); $url = $urlManager->getFileSyncUrl($fileSync); $url = preg_replace('/^\\//', '', $url); $flavors[] = array('url' => $url, 'bitrate' => $flavorAsset->getBitrate(), 'width' => $flavorAsset->getWidth(), 'height' => $flavorAsset->getHeight()); } } else { $partnerId = $this->entry->getPartnerId(); $subpId = $this->entry->getSubpId(); $partnerPath = myPartnerUtils::getUrlForPartner($partnerId, $subpId); $baseUrl = myPartnerUtils::getRtmpUrl($partnerId); $urlManager = kUrlManager::getUrlManagerByCdn($this->cdnHost); // get all flavors with kaltura urls foreach ($flavorAssets as $flavorAsset) { $urlManager->setClipTo($this->clipTo); $urlManager->setFileExtension($flavorAsset->getFileExt()); $urlManager->setProtocol(StorageProfile::PLAY_FORMAT_RTMP); $url = $urlManager->getFlavorAssetUrl($flavorAsset); $url = preg_replace('/^\\//', '', $url); $flavors[] = array('url' => $url, 'bitrate' => $flavorAsset->getBitrate(), 'width' => $flavorAsset->getWidth(), 'height' => $flavorAsset->getHeight()); } } if (!count($flavors)) { KExternalErrors::dieError(KExternalErrors::FLAVOR_NOT_FOUND); } if (strpos($this->protocol, "rtmp") === 0) { $baseUrl = $this->protocol . '://' . preg_replace('/^rtmp.*?:\\/\\//', '', $baseUrl); } return $this->buildXml(self::PLAY_STREAM_TYPE_RECORDED, $flavors, 'video/x-flv', $duration, $baseUrl); case entryType::LIVE_STREAM: $streamId = $this->entry->getStreamRemoteId(); $streamUsername = $this->entry->getStreamUsername(); $baseUrl = $this->entry->getStreamUrl(); $baseUrl = rtrim($baseUrl, '/'); $flavors = $this->entry->getStreamBitrates(); if (count($flavors)) { foreach ($flavors as $index => $flavor) { $brIndex = $index + 1; $flavors[$index]['url'] = str_replace('%i', $brIndex, $this->entry->getStreamName()); } } else { $flavors[0]['url'] = str_replace('%i', '1', $this->entry->getStreamName()); } if (strpos($this->protocol, "rtmp") === 0) { $baseUrl = $this->protocol . '://' . preg_replace('/^rtmp.*?:\\/\\//', '', $baseUrl); } return $this->buildXml(self::PLAY_STREAM_TYPE_LIVE, $flavors, 'video/x-flv', null, $baseUrl); } KExternalErrors::dieError(KExternalErrors::INVALID_ENTRY_TYPE); }
public function execute() { requestUtils::handleConditionalGet(); $entry_id = $this->getRequestParameter("entry_id"); $ks_str = $this->getRequestParameter("ks"); $base64_referrer = $this->getRequestParameter("referrer"); $referrer = base64_decode($base64_referrer); if (!is_string($referrer)) { // base64_decode can return binary data $referrer = ""; } $clip_from = $this->getRequestParameter("clip_from", 0); // milliseconds $clip_to = $this->getRequestParameter("clip_to", 2147483647); // milliseconds if ($clip_to == 0) { $clip_to = 2147483647; } $request = $_SERVER["REQUEST_URI"]; // remove dynamic fields from the url so we'll request a single url from the cdn $request = str_replace("/referrer/{$base64_referrer}", "", $request); $request = str_replace("/ks/{$ks_str}", "", $request); // workaround the filter which hides all the deleted entries - // now that deleted entries are part of xmls (they simply point to the 'deleted' templates), we should allow them here $entry = entryPeer::retrieveByPKNoFilter($entry_id); if (!$entry) { KExternalErrors::dieError(KExternalErrors::ENTRY_NOT_FOUND); } myPartnerUtils::blockInactivePartner($entry->getPartnerId()); // set the memory size to be able to serve big files in a single chunk ini_set("memory_limit", "64M"); // set the execution time to be able to serve big files in a single chunk ini_set("max_execution_time", 240); if ($entry->getType() == entryType::MIX && $entry->getStatus() == entryStatus::DELETED) { // because the fiter was turned off - a manual check for deleted entries must be done. die; } else { if ($entry->getMediaType() == entry::ENTRY_MEDIA_TYPE_IMAGE) { $version = $this->getRequestParameter("version", null); $width = $this->getRequestParameter("width", -1); $height = $this->getRequestParameter("height", -1); $crop_provider = $this->getRequestParameter("crop_provider", null); $bgcolor = $this->getRequestParameter("bgcolor", "ffffff"); $type = $this->getRequestParameter("type", 1); $quality = $this->getRequestParameter("quality", 0); $src_x = $this->getRequestParameter("src_x", 0); $src_y = $this->getRequestParameter("src_y", 0); $src_w = $this->getRequestParameter("src_w", 0); $src_h = $this->getRequestParameter("src_h", 0); $vid_sec = $this->getRequestParameter("vid_sec", -1); $vid_slice = $this->getRequestParameter("vid_slice", -1); $vid_slices = $this->getRequestParameter("vid_slices", -1); if ($width == -1 && $height == -1) { $width = 640; $height = 480; } else { if ($width == -1) { // if only either width or height is missing reset them to zero, and convertImage will handle them $width = 0; } else { if ($height == -1) { $height = 0; } } } $tempThumbPath = myEntryUtils::resizeEntryImage($entry, $version, $width, $height, $type, $bgcolor, $crop_provider, $quality, $src_x, $src_y, $src_w, $src_h, $vid_sec, $vid_slice, $vid_slices); kFile::dumpFile($tempThumbPath, null, strpos($tempThumbPath, "_NOCACHE_") === false ? null : 0); } } $audio_only = $this->getRequestParameter("audio_only"); // milliseconds $flavor = $this->getRequestParameter("flavor", 1); // $flavor_param_id = $this->getRequestParameter("flavor_param_id", null); // $streamer = $this->getRequestParameter("streamer"); // if (substr($streamer, 0, 4) == "rtmp") { // the fms may add .mp4 to the end of the url $streamer = "rtmp"; } // grab seek_from_bytes parameter and normalize url $seek_from_bytes = $this->getRequestParameter("seek_from_bytes", -1); $request = str_replace("/seek_from_bytes/{$seek_from_bytes}", "", $request); if ($seek_from_bytes <= 0) { $seek_from_bytes = -1; } // grab seek_from parameter and normalize url $seek_from = $this->getRequestParameter("seek_from", -1); $request = str_replace("/seek_from/{$seek_from}", "", $request); if ($seek_from <= 0) { $seek_from = -1; } $this->dump_from_byte = 0; // reset accurate seek from timestamp $seek_from_timestamp = -1; // backward compatibility if ($flavor === "0") { // for edit version $flavor = "edit"; } if ($flavor === "1" || $flavor === 1) { // for play version $flavor = null; } // when flavor is null, we will get a default flavor if ($flavor == "edit") { $flavorAsset = flavorAssetPeer::retrieveBestEditByEntryId($entry->getId()); } elseif (!is_null($flavor)) { $flavorAsset = flavorAssetPeer::retrieveById($flavor); // when specific asset was request, we don't validate its tags if ($flavorAsset && ($flavorAsset->getEntryId() != $entry->getId() || $flavorAsset->getStatus() != flavorAsset::FLAVOR_ASSET_STATUS_READY)) { $flavorAsset = null; } // we will throw an error later } elseif (is_null($flavor) && !is_null($flavor_param_id)) { $flavorAsset = flavorAssetPeer::retrieveByEntryIdAndFlavorParams($entry->getId(), $flavor_param_id); if ($flavorAsset && $flavorAsset->getStatus() != flavorAsset::FLAVOR_ASSET_STATUS_READY) { $flavorAsset = null; } // we will throw an error later } else { if ($entry->getSource() == entry::ENTRY_MEDIA_SOURCE_WEBCAM) { $flavorAsset = flavorAssetPeer::retrieveOriginalByEntryId($entry->getId()); } else { $flavorAsset = flavorAssetPeer::retrieveBestPlayByEntryId($entry->getId()); } if (!$flavorAsset) { $flavorAssets = flavorAssetPeer::retreiveReadyByEntryIdAndTag($entry->getId(), flavorParams::TAG_WEB); if (count($flavorAssets) > 0) { $flavorAsset = $flavorAssets[0]; } } } if (is_null($flavorAsset)) { KExternalErrors::dieError(KExternalErrors::FLAVOR_NOT_FOUND); } $syncKey = $flavorAsset->getSyncKey(flavorAsset::FILE_SYNC_FLAVOR_ASSET_SUB_TYPE_ASSET); if (kFileSyncUtils::file_exists($syncKey, false)) { $path = kFileSyncUtils::getReadyLocalFilePathForKey($syncKey); } else { list($fileSync, $local) = kFileSyncUtils::getReadyFileSyncForKey($syncKey, true, false); if (is_null($fileSync)) { KalturaLog::log("Error - no FileSync for flavor [" . $flavorAsset->getId() . "]"); KExternalErrors::dieError(KExternalErrors::FILE_NOT_FOUND); } $remoteUrl = kDataCenterMgr::getRedirectExternalUrl($fileSync); $this->redirect($remoteUrl); } $flv_wrapper = new myFlvHandler($path); $isFlv = $flv_wrapper->isFlv(); // scrubbing is not allowed within mp4 files if (!$isFlv) { $seek_from = $seek_from_bytes = -1; } if ($seek_from !== -1 && $seek_from !== 0) { if ($audio_only === '0') { // audio_only was explicitly set to 0 - don't attempt to make further automatic investigations } elseif ($flv_wrapper->getFirstVideoTimestamp() < 0) { $audio_only = true; } list($bytes, $duration, $first_tag_byte, $to_byte) = $flv_wrapper->clip(0, -1, $audio_only); list($bytes, $duration, $from_byte, $to_byte, $seek_from_timestamp) = $flv_wrapper->clip($seek_from, -1, $audio_only); $seek_from_bytes = myFlvHandler::FLV_HEADER_SIZE + $flv_wrapper->getMetadataSize($audio_only) + $from_byte - $first_tag_byte; } // the direct path without a cdn is "http://s3kaltura.s3.amazonaws.com".$entry->getDataPath(); $extStorageUrl = $entry->getExtStorageUrl(); if ($extStorageUrl && substr_count($extStorageUrl, 's3kaltura')) { // if for some reason we didnt set our accurate $seek_from_timestamp reset it to the requested seek_from if ($seek_from_timestamp == -1) { $seek_from_timestamp = $seek_from; } $request_host = parse_url($extStorageUrl, PHP_URL_HOST); $akamai_url = str_replace($request_host, "cdns3akmi.kaltura.com", $extStorageUrl); $akamai_url .= $seek_from_bytes == -1 ? "" : "?aktimeoffset=" . floor($seek_from_timestamp / 1000); header("Location: {$akamai_url}"); die; } elseif ($extStorageUrl) { // if for some reason we didnt set our accurate $seek_from_timestamp reset it to the requested seek_from if ($seek_from_timestamp == -1) { $seek_from_timestamp = $seek_from; } $extStorageUrl .= $seek_from_bytes == -1 ? "" : "?aktimeoffset=" . floor($seek_from_timestamp / 1000); header("Location: {$extStorageUrl}"); die; } // use headers to detect cdn $cdn_name = ""; $via_header = @$_SERVER["HTTP_VIA"]; if (strpos($via_header, "llnw.net") !== false) { $cdn_name = "limelight"; } else { if (strpos($via_header, "akamai") !== false) { $cdn_name = "akamai"; } else { if (strpos($via_header, "Level3") !== false) { $cdn_name = "level3"; } } } // setting file extension - first trying frrom flavor asset $ext = $flavorAsset->getFileExt(); // if failed, set extension according to file type (isFlv) if (!$ext) { $ext = $isFlv ? "flv" : "mp4"; } $flv_extension = $streamer == "rtmp" ? "?" : "/a.{$ext}?novar=0"; // dont check for rtmp / and for an already redirect url if ($streamer != "rtmp" && strpos($request, $flv_extension) === false) { // check security using ks $securyEntryHelper = new KSecureEntryHelper($entry, $ks_str, $referrer); if ($securyEntryHelper->shouldPreview()) { $this->checkForPreview($securyEntryHelper, $clip_to); } else { $securyEntryHelper->validateForPlay($entry, $ks_str); } } else { // if needs security check using cdn authentication mechanism // for now assume this is a cdn request and don't check for security } // use limelight mediavault if either security policy requires it or if we're trying to seek within the video if ($entry->getSecurityPolicy() || $seek_from_bytes !== -1) { // we have three options: // arrived through limelight mediavault url - the url is secured // arrived directly through limelight (not secured through mediavault) - enforce ks and redirect to mediavault url // didnt use limelight - enforce ks // the cdns are configured to authenticate request for /s/.... // check if we're already in a redirected secure link using the "/s/" prefix $secure_request = substr($request, 0, 3) == "/s/"; if ($secure_request && ($cdn_name == "limelight" || $cdn_name == "level3")) { // request was validated by cdn let it through } else { // extract ks $ks_str = $this->getRequestParameter("ks", ""); if ($entry->getSecurityPolicy()) { if (!$ks_str) { $this->logMessage("flvclipper - no KS"); die; } $ks = kSessionUtils::crackKs($ks_str); if (!$ks) { $this->logMessage("flvclipper - invalid ks [{$ks_str}]"); die; } $matched_privs = $ks->verifyPrivileges("sview", $entry_id); $this->logMessage("flvclipper - verifyPrivileges name [sview], priv [{$entry_id}] [{$matched_privs}]"); if (!$matched_privs) { $this->logMessage("flvclipper - doesnt not match required privlieges [{$ks_str}]"); die; } } if ($cdn_name == "limelight") { $ll_url = requestUtils::getCdnHost() . "/s{$request}" . $flv_extension; $secret = kConf::get("limelight_madiavault_password"); $expire = "&e=" . (time() + 120); $ll_url .= $expire; $fs = $seek_from_bytes == -1 ? "" : "&fs={$seek_from_bytes}"; $ll_url .= "&h=" . md5("{$secret}{$ll_url}") . $fs; //header("Location: $ll_url"); $this->redirect($ll_url); } else { if ($cdn_name == "level3") { $level3_url = $request . $flv_extension; if ($entry->getSecurityPolicy()) { $level3_url = "/s{$level3_url}"; // set expire time in GMT hence the date("Z") offset $expire = "&nva=" . strftime("%Y%m%d%H%M%S", time() - date("Z") + 30); $level3_url .= $expire; $secret = kConf::get("level3_authentication_key"); $hash = "0" . substr(self::hmac('sha1', $secret, $level3_url), 0, 20); $level3_url .= "&h={$hash}"; } $level3_url .= $seek_from_bytes == -1 ? "" : "&start={$seek_from_bytes}"; header("Location: {$level3_url}"); die; } else { if ($cdn_name == "akamai") { $akamai_url = $request . $flv_extension; // if for some reason we didnt set our accurate $seek_from_timestamp reset it to the requested seek_from if ($seek_from_timestamp == -1) { $seek_from_timestamp = $seek_from; } $akamai_url .= $seek_from_bytes == -1 ? "" : "&aktimeoffset=" . floor($seek_from_timestamp / 1000); header("Location: {$akamai_url}"); die; } } } // a seek request without a supporting cdn - we need to send the answer from our server if ($seek_from_bytes !== -1 && $via_header === null) { $this->dump_from_byte = $seek_from_bytes; } } } // always add the file suffix to the request (needed for scrubbing by some cdns, // and also breaks without extension on some corporate antivirus). // we add the the novar paramter since a leaving a trailing "?" will be trimmed // and then the /seek_from request will result in another url which level3 // will try to refetch from the origin // note that for streamer we dont add the file extension if ($streamer != "rtmp" && strpos($request, $flv_extension) === false) { // a seek request without a supporting cdn - we need to send the answer from our server if ($seek_from_bytes !== -1 && $via_header === null) { $request .= "/seek_from_bytes/{$seek_from_bytes}"; } requestUtils::sendCdnHeaders("flv", 0); header("Location: {$request}" . $flv_extension); die; } // mp4 if (!$isFlv) { kFile::dumpFile($path); } $this->logMessage("flvclipperAction: serving file [{$path}] entry_id [{$entry_id}] clip_from [{$clip_from}] clip_to [{$clip_to}]", "warning"); if ($audio_only === '0') { // audio_only was explicitly set to 0 - don't attempt to make further automatic investigations } elseif ($flv_wrapper->getFirstVideoTimestamp() < 0) { $audio_only = true; } //$start = microtime(true); list($bytes, $duration, $from_byte, $to_byte, $from_ts, $cuepoint_pos) = myFlvStaticHandler::clip($path, $clip_from, $clip_to, $audio_only); $metadata_size = $flv_wrapper->getMetadataSize($audio_only); $this->from_byte = $from_byte; $this->to_byte = $to_byte; //$end1 = microtime(true); //$this->logMessage( "flvclipperAction: serving file [$path] entry_id [$entry_id] bytes [$bytes] duration [$duration] [$from_byte]->[$to_byte]" , "warning" ); //$this->logMessage( "flvclipperAction: serving file [$path] t1 [" . ( $end1-$start) . "]"); $data_offset = $metadata_size + myFlvHandler::getHeaderSize(); // if we're returning a partial file adjust the total size: // substract the metadata and bytes which are not delivered if ($this->dump_from_byte >= $data_offset && !$audio_only) { $bytes -= $metadata_size + max(0, $this->dump_from_byte - $data_offset); } $this->total_length = $data_offset + $bytes; //echo " $bytes , $duration ,$from_byte , $to_byte, $cuepoint_pos\n"; die; $this->cuepoint_time = 0; $this->cuepoint_pos = 0; if ($streamer == "chunked" && $clip_to != 2147483647) { $this->cuepoint_time = $clip_to - 1; $this->cuepoint_pos = $cuepoint_pos; $this->total_length += myFlvHandler::CUEPOINT_TAG_SIZE; } //$this->logMessage( "flvclipperAction: serving file [$path] entry_id [$entry_id] bytes with header & md [" . $this->total_length . "] bytes [$bytes] duration [$duration] [$from_byte]->[$to_byte]" , "warning" ); $this->flv_wrapper = $flv_wrapper; $this->audio_only = $audio_only; try { Propel::close(); } catch (Exception $e) { $this->logMessage("flvclipperAction: error closing db {$e}"); } return sfView::SUCCESS; }