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ECS Management API
ECS Object Service API
-
Amazon S3
- S3 Bucket
- S3 Bucket ACL
- S3 Bucket Cors
- S3 Bucket Empty Status Operations
- S3 Bucket Is Stale Allowed
- S3 Bucket Lifecycle
- S3 Bucket List Fanout (Cloud DVR)
- S3 Bucket List Uploads
- S3 Bucket Location
- S3 Bucket Lock Configuration Operations
- S3 Bucket Object Lock Operations
- S3 Bucket Policy
- S3 Bucket Versioning
- S3 Bucket Versions
- S3 Data Node
- S3 Metadata Key List
- S3 Metadata Key System List
- S3 Metadata Search
- S3 Multi Object Delete
- S3 Object
- S3 Object ACL
- S3 Object Detailed Replication Status Operations
- S3 Object Init Uploads
- S3 Object Legal Hold Operations
- S3 Object Replication Info Operations
- S3 Object Retention Operations
- S3 Object Tagging Operations
- S3 Object Uploads
- S3 Options
- S3 Ping
- S3 Retention Update Operation
- S3 Select Operations
- EMC Atmos
- OpenStack Swift
ECS API Changes
Head Object
HEAD /rest/objects/objectID
Identical to GET but does not return a message body.
URL Format
/rest/objects/objectID
Request Headers
| "Content-Length" | required | |
| "x-emc-date" | required | |
| "x-emc-uid" | required | |
| "x-emc-signature" | required | |
| "x-emc-utf8" | required | Only required if metadata values are in Unicode. |
| "x-emc-wschecksum" | required | Required if the application must conform to SEC 17a-4f standards. |
| "x-emc-listable-meta" | optional | or "x-emc-meta" |
| "x-emc-groupacl" | optional | or "x-emc-useracl" |
Request Payload
No Request Payload
Response Body
XML Example
Request
> HEAD /rest/objects/0460803141287f13f2cee0b6f592888f5b17ef8b02f4b25c4c3254e2243d5be4-f8ca6177-3d32-4692-91f6-60d902745d3d HTTP/1.1 > Host: 192.168.0.0:9022 > User-Agent: curl/7.43.0 > Accept: */* > Content-Type:text/plain > x-emc-date:Tue, 21 Feb 2017 18:25:17 GMT > x-emc-uid:b078f1e44dbc424dbe93fc000c527d5a/atmos_usr > x-emc-signature:x29BoqaVFwJst7UxaKFkMLjfdwA=
Response
< HTTP/1.1 200 OK < Date: Tue, 21 Feb 2017 18:25:18 GMT < x-emc-mtime: 1487699769224 < x-emc-meta: acl-cache-retention-flag=true,allow-inline-update=true,atime=2017-02-17T23:57:12Z,ctime=2017-02-21T17:56:09Z,ctype=text/plain,data-range=CAAQCQ==,dek=0/VcYYBsmtGPCOQl7Cf2sstaMa1WurCTsmZsZhtQm3kK2lA4pi09XQ==,dekAlgo=AESKeyWrapRFC5649,etag=0-,fs-mtime-millisec=1487699769224,itime=2017-02-17T23:57:12Z,kekId=s3.b078f1e44dbc424dbe93fc000c527d5a0e2830b65e62bcb53c66bd2bbd0385913d504d5b087ad2eade023b9fce3c67a0,keypoolid=s3.b078f1e44dbc424dbe93fc000c527d5a,keypoolname=b078f1e44dbc424dbe93fc000c527d5a,keyversion=0,mtime=2017-02-21T17:56:09Z,namespace=s3,nlink=1,object-name=file.txt,objectid=0460803141287f13f2cee0b6f592888f5b17ef8b02f4b25c4c3254e2243d5be4-f8ca6177-3d32-4692-91f6-60d902745d3d,objname=file.txt,parentOid=71dabff2d43ed9a9515724f89b6e907b12705bfa05e7103860de1f17bbad9447,parentZone=urn:storageos:VirtualDataCenterData:f8ca6177-3d32-4692-91f6-60d902745d3d,policyname=default,retention=,size=0,type=regular,uid=atmos_usr,parent=apache,gid=apache < x-emc-useracl: b078f1e44dbc424dbe93fc000c527d5a/atmos_usr=WRITE,atmos_usr=FULL_CONTROL < x-emc-groupacl: other=READ < x-emc-policy: default < x-emc-request-id: 0af9f566:15a43dc3b15:19739:0 < Content-Type: text/plain < Content-Length: 0 < Server: ViPR/1.0