frostfs-s3-gw/docs/aws_s3_compat.md

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# S3 API support
Reference:
* [AWS S3 API Reference](https://docs.aws.amazon.com/AmazonS3/latest/API/s3-api.pdf)
| | Legend |
|----|-------------------------------------------|
| 🟢 | Supported |
| 🟡 | Partially supported |
| 🔵 | Not supported yet, but will be in future |
| 🔴 | Not applicable or will never be supported |
## Object
| | Method | Comments |
|----|------------------------|-----------------------------------------|
| 🟢 | CopyObject | Done on gateway side |
| 🟢 | DeleteObject | |
| 🟢 | DeleteObjects | aka DeleteMultipleObjects |
| 🟢 | GetObject | |
| 🔴 | GetObjectTorrent | We don't plan implementing BT gateway |
| 🟢 | HeadObject | |
| 🟢 | ListParts | Parts loaded with MultipartUpload |
| 🟢 | ListObjects | |
| 🟢 | ListObjectsV2 | |
| 🟢 | PutObject | Content-MD5 header deprecated |
| 🔵 | SelectObjectContent | Need to have some Lambda to execute SQL |
| 🔵 | WriteGetObjectResponse | Waiting for Lambda to be developed |
## ACL
For now there are some limitations:
* [Bucket policy](https://docs.aws.amazon.com/AmazonS3/latest/userguide/bucket-policies.html) support only one `Principal` (type `AWS`) per `Statement`. To refer all users use `"AWS": "*"`
* AWS conditions and wildcard are not supported in [resources](https://docs.aws.amazon.com/AmazonS3/latest/userguide/s3-arn-format.html)
* Only `CanonicalUser` (with hex encoded public key) and `All Users Group` are supported in [ACL](https://docs.aws.amazon.com/AmazonS3/latest/userguide/acl-overview.html)
| | Method | Comments |
|----|--------------|-----------------|
| 🟡 | GetObjectAcl | See Limitations |
| 🟡 | PutObjectAcl | See Limitations |
## Locking
| | Method | Comments |
|----|----------------------------|---------------------------|
| 🔵 | GetObjectLegalHold | |
| 🔵 | GetObjectLockConfiguration | GetBucketObjectLockConfig |
| 🔵 | GetObjectRetention | |
| 🔵 | PutObjectLegalHold | |
| 🔵 | PutObjectLockConfiguration | PutBucketObjectLockConfig |
| 🔵 | PutObjectRetention | |
## Multipart
Should be supported soon.
| | Method | Comments |
|----|-------------------------|----------|
| 🟢 | AbortMultipartUpload | |
| 🟢 | CompleteMultipartUpload | |
| 🟢 | CreateMultipartUpload | |
| 🟢 | ListMultipartUploads | |
| 🟢 | ListParts | |
| 🟢 | UploadPart | |
| 🟢 | UploadPartCopy | |
## Tagging
| | Method | Comments |
|----|---------------------|----------|
| 🟢 | DeleteObjectTagging | |
| 🟢 | GetObjectTagging | |
| 🟢 | PutObjectTagging | |
## Versioning
See also `GetObject` and other method parameters.
| | Method | Comments |
|----|--------------------|--------------------------|
| 🟢 | ListObjectVersions | ListBucketObjectVersions |
| 🔵 | RestoreObject | |
## Bucket
| | Method | Comments |
|----|----------------------|-----------|
| 🟢 | CreateBucket | PutBucket |
| 🟢 | DeleteBucket | |
| 🟢 | GetBucketLocation | |
| 🟢 | HeadBucket | |
| 🟢 | ListBuckets | |
| 🔵 | PutPublicAccessBlock | |
## Acceleration
| | Method | Comments |
|----|----------------------------------|---------------------|
| 🔴 | GetBucketAccelerateConfiguration | GetBucketAccelerate |
| 🔴 | PutBucketAccelerateConfiguration | |
## ACL
| | Method | Comments |
|----|--------------|---------------------|
| 🟡 | GetBucketAcl | See ACL limitations |
| 🟡 | PutBucketAcl | See ACL Limitations |
## Analytics
| | Method | Comments |
|----|------------------------------------|----------|
| 🔵 | DeleteBucketAnalyticsConfiguration | |
| 🔵 | GetBucketAnalyticsConfiguration | |
| 🔵 | ListBucketAnalyticsConfigurations | |
| 🔵 | PutBucketAnalyticsConfiguration | |
## CORS
| | Method | Comments |
|----|------------------|----------|
| 🟢 | DeleteBucketCors | |
| 🟢 | GetBucketCors | |
| 🟢 | PutBucketCors | |
## Encryption
| | Method | Comments |
|----|------------------------|----------|
| 🔵 | DeleteBucketEncryption | |
| 🔵 | GetBucketEncryption | |
| 🔵 | PutBucketEncryption | |
## Inventory
| | Method | Comments |
|----|------------------------------------|----------|
| 🔵 | DeleteBucketInventoryConfiguration | |
| 🔵 | GetBucketInventoryConfiguration | |
| 🔵 | ListBucketInventoryConfigurations | |
| 🔵 | PutBucketInventoryConfiguration | |
## Lifecycle
| | Method | Comments |
|----|---------------------------------|----------|
| 🔵 | DeleteBucketLifecycle | |
| 🔵 | GetBucketLifecycle | |
| 🔵 | GetBucketLifecycleConfiguration | |
| 🔵 | PutBucketLifecycle | |
| 🔵 | PutBucketLifecycleConfiguration | |
## Logging
| | Method | Comments |
|----|------------------|----------|
| 🔵 | GetBucketLogging | |
| 🔵 | PutBucketLogging | |
## Metrics
| | Method | Comments |
|----|----------------------------------|----------|
| 🔵 | DeleteBucketMetricsConfiguration | |
| 🔵 | GetBucketMetricsConfiguration | |
| 🔵 | ListBucketMetricsConfigurations | |
| 🔵 | PutBucketMetricsConfiguration | |
## Notifications
| | Method | Comments |
|----|------------------------------------|---------------|
| 🔵 | GetBucketNotification | |
| 🔵 | GetBucketNotificationConfiguration | |
| 🔵 | ListenBucketNotification | non-standard? |
| 🔵 | PutBucketNotification | |
| 🔵 | PutBucketNotificationConfiguration | |
## Ownership controls
| | Method | Comments |
|----|-------------------------------|----------|
| 🔵 | DeleteBucketOwnershipControls | |
| 🔵 | GetBucketOwnershipControls | |
| 🔵 | PutBucketOwnershipControls | |
## Policy and replication
| | Method | Comments |
|----|-------------------------|-----------------------------|
| 🔵 | DeleteBucketPolicy | |
| 🔵 | DeleteBucketReplication | |
| 🔵 | DeletePublicAccessBlock | |
| 🟡 | GetBucketPolicy | See ACL limitations |
| 🔵 | GetBucketPolicyStatus | |
| 🔵 | GetBucketReplication | |
| 🟢 | PostPolicyBucket | Upload file using POST form |
| 🟡 | PutBucketPolicy | See ACL limitations |
| 🔵 | PutBucketReplication | |
## Request payment
| | Method | Comments |
|----|-------------------------|----------|
| 🔴 | GetBucketRequestPayment | |
| 🔴 | PutBucketRequestPayment | |
## Tagging
| | Method | Comments |
|----|---------------------|----------|
| 🟢 | DeleteBucketTagging | |
| 🟢 | GetBucketTagging | |
| 🟢 | PutBucketTagging | |
## Tiering
| | Method | Comments |
|----|---------------------------------------------|----------|
| 🔵 | DeleteBucketIntelligentTieringConfiguration | |
| 🔵 | GetBucketIntelligentTieringConfiguration | |
| 🔵 | ListBucketIntelligentTieringConfigurations | |
| 🔵 | PutBucketIntelligentTieringConfiguration | |
## Versioning
| | Method | Comments |
|----|---------------------|----------|
| 🟢 | GetBucketVersioning | |
| 🟢 | PutBucketVersioning | |
## Website
| | Method | Comments |
|----|---------------------|----------|
| 🔵 | DeleteBucketWebsite | |
| 🔵 | GetBucketWebsite | |
| 🔵 | PutBucketWebsite | |