Published on December 29, 2015
1. Object Storage Service (OSS) Core Features AliCloud – Aspara – OSS
2. Agenda • OSS Overview • Reliability and Disaster Recovery • Security • Hybrid Cloud • Image & Audio Video Processing • Seamless Migration • Mobile Device Access
3. Data Center Object Storage Service (OSS) AliCloud Table Service AliCloudDB Open Data Processing Service (ODPS) Elastic Computing Service (ECS) Linux Based Computing Alibaba Cloud (Application) Engine ACE Deployment Monitoring Remote Procedure Call Security Management Distributed Coordination Service Resource Management Distributed File System Fuxi Scheduling
4. OSS Overview • Part of one stop cloud service which provides rich cloud services and middleware. • BGP access to all the major carrier networks for internet connection.
5. Reliability and DR • Multiple Copies in single region. • Data Reliability: 10 digit nines. • Global DC coverage for local access: • 5 regions in China. • 4 regions outside of China. • Configurable bi-direction inter-region data backup.
6. The Nearest Upload • Smart DNS resolution to the nearest IP • Upload to the nearest DC • Data will be synchronized to central OSS site
7. Security • Compete Authentications: • Bucket ACL • Object ACL • RAM (Resource Access Management) for cross account authentication • RAM for master/subordinate account management • STS (Secure Token Service) for non managed secure access control • Server side encryption • HTTPS for connection security
8. Hybrid Cloud • VPC to provide private environment on top of public cloud. • Private connection between proprietary IDC and VPC for hybrid cloud. • OSS supports both VPC access and internet access.
9. Image Processing OSS Auto Thumbnail Generation Yes Auto Crop Yes Zoom In/Out Yes Advanced Crop Yes Region Crop Yes Circular Crop Yes Round Corner Rectangle Crop Yes Image Index Partition Yes Thumbnail Refilling Yes Quality based conversion Yes Format conversion Yes Rotation Yes Fade in/out Yes The Rich Image Processing
10. The Rich Image Processing Image Processing OSS Sharpness Yes Blurring Yes Brightness and contrast Yes Exif retrieval Yes Style Yes Configurable parameter for Style Yes Prefix of Style Yes Image watermarking Yes Automatic watermark adoption basing on image source Yes Text watermark Yes Shadowed text watermark Yes Mixes text/image watermark Yes Original image protection Yes Dominant image hue retrieval Yes
11. The Rich Audio Video Processing • Automatic H.264 stream to HLS file. • Auto transcoding after uploaded to OSS. • Multimedia Transcoding: • Video Slicing • Audio, Video Trans-Container • Audio, Video Transcoding • H.265 Transcoding
12. Seamless Migration Solution • Import history data from original site to new OSS site. • Utilize OSS Migration Tools • Configure 404 redirect at new site(OSS) for missing link. • Switch application to new link.
13. Application Server CDN OSS Local Storage Upload Download Missed Read STS Service Upload Callback Acquire Upload Token Migration Tools Seamless Migration Solution (Local Storage to OSS examples)
14. Mobile Device Access • For the unstable mobile access network: • breakpoint resume • multipart block can be as small as 100KB • append write
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