Key Operations Recorded by CTS

Video on Demand (VOD) is a one-stop media service that uploads, transcodes, and manages media files and distributes them to your users.

With Cloud Trace Service (CTS), you can record operations related to VOD for future query, audit, and backtracking.

**Table 1** Operations that can be recorded by CTS
Operation	Resource Type	Trace Name
Creating a media asset	meta	createMeta
Modifying media asset information	meta	updateMeta
Deleting a media asset	meta	deleteMeta
Querying HLS keys	meta	showAssetCipher
Updating a thumbnail (snapshot)	meta	updateCoverByThumbnail
Creating an audio extraction task	meta	createExtractAudioTask
Canceling an audio extraction task	meta	cancelExtractAudioTask
Modifying media asset attributes	meta	updateAssetMeta
Selecting an OBS hosting mode for media assets	meta	createTakeOverTask
CDN prefetch	meta	createAssetPreheatingTask
Dumping media assets to OBS	meta	publishAssetFromObs
Publishing a media asset	meta	publishAssets
Unpublishing a media asset	meta	unpublishAssets
Confirming media asset upload	meta	confirmAssetUpload
Creating a media asset transcoding task	meta	createAssetProcessTask
Canceling a media asset transcoding task	meta	cancelAssetTranscodeTask
Creating a media asset review task	meta	createAssetReviewTask
Confirming media asset upload (V1.1)	meta	confirmAssetUploadV11
Changing the media asset storage mode	meta	updateStorageMode
Subtitle management	meta	subtitleModify
Shielding resources	meta	shieldAsset
Setting the URL for obtaining the HLS key	meta	setEncryptConfiguration
Creating a transcoding template	transcodeTemplate	createTranscodeTemplate
Modifying a transcoding template	transcodeTemplate	updateTranscodeTemplate
Deleting a transcoding template	transcodeTemplate	deleteTranscodeTemplate
Creating a media asset category	category	createAssetCategory
Updating a media asset category	category	updateAssetCategory
Deleting a media asset category	category	deleteAssetCategory
Creating a template group set	transcodeTemplate	createTemplateGroupCollection
Modifying a template group set	transcodeTemplate	updateTemplateGroupCollection
Deleting a template group set	transcodeTemplate	deleteTemplateGroupCollection
Creating a transcoding template group	transcodeTemplate	createTemplateGroup
Modifying a transcoding template group	transcodeTemplate	updateTemplateGroup
Deleting a transcoding template group	transcodeTemplate	deleteTemplateGroup
Creating a URL pull task	pullMetaTask	uploadMetaDataByUrl
Deleting a URL pull task	pullMetaTask	deleteUploadMetaDataByUrlTask
Resuming a URL pull task	pullMetaTask	retrievalUploadMetaDataByUrlTask
Canceling a URL pull task	pullMetaTask	stopUploadMetaDataByUrlTask
Configuring event notifications	message	notifySmnTopicConfig
Creating a review template	review	createReviewTemplate
Modifying a review template	review	updateReviewTemplate
Deleting a review template	review	deleteReviewTemplate
Starting a workflow task	workflow	startWorkflowTask
Creating a workflow	workflow	createWorkflow
Modifying a workflow	workflow	modifyWorkflow
Deleting a workflow	workflow	deleteWorkflow
Creating a watermark template	watermark	createWatermarkTemplate
Modifying a watermark template	watermark	updateWatermarkTemplate
Deleting a watermark template	watermark	deleteWatermarkTemplate
Confirming watermark upload	watermark	confirmImageUpload
Enabling a watermark	watermark	enableWatermark
Modifying a watermark image	watermark	updateWatermarkImage
Modifying the HTTPS configuration of CDN	domain	modifyDomainHttpsConfig
Creating an acceleration domain name	domain	creatDomain
Setting URL authentication for acceleration domain names	domain	createDomainAuthInfoSetting
Enabling a CDN domain name	domain	enableDomain
Setting referer validation	domain	modifyRefererSetting
Modifying an acceleration domain name	domain	modifyDomain
Disabling an acceleration domain name	domain	disbleDomain
Deleting an acceleration domain name	domain	deleteDomain
Modifying an incremental hosting task	hostTask	modifyHostConfig
Deleting an incremental hosting task	hostTask	deleteHostConfig
Creating an incremental hosting task	hostTask	createHostConfig
Authorizing access to an OBS bucket	bucket	bucketAuthority
Changing the CDN billing mode	bill	updateCdnBill
Subscribing to the VOD service	tenant	setTenantInfo