Onedata API Reference

REST API references for Onezone, Oneprovider, and Onepanel.

Onezone REST API Oneprovider REST API Onepanel REST API

Get file RDF metadata

GET /data/{id}/metadata/rdf

This method returns the RDF metadata for a file specified by $FILE_ID.

If there is no RDF metadata associated with the file, this method returns HTTP 400 code with enodata POSIX error.

Example cURL requests

Get complete RDF metadata document for file

curl -H "X-Auth-Token: $TOKEN" \
-X GET https://$PROVIDER_HOST/api/v3/oneprovider/data/$FILE_ID/metadata/rdf

<RDF><homepage>https://www.onedata.org</homepage></RDF>

Path parameters

Parameter Type & Description
id required
string

Id of the file.

Query parameters

Parameter Type & Description
resolve_symlink
boolean

Indicates whether the operation should be performed on the symbolic link itself (false) or on the target file that it points to (true).

Request Examples

Shell
oneprovider-rest-cli getRdfMetadata id=$FILE_ID

Responses

application/json
200

Rdf metadata.

No schema provided.

Example

application/json
"<RDF><homepage>https://www.onedata.org</homepage></RDF>"
400

No RDF metadata associated with the file or invalid request.

No schema provided.

403

Forbidden request.

Property
Type & Description
error
object (ErrorJson)

Object describing an error.
id required
string

String identifying the error type. Does not change between error instances.

description required
string

Human readable error description. May contain information specific to given error instance.

details
object

Details about the error instance. The object schema is specific to each error type.

ctx required
object (ErrorJsonCtx)

Technical information about error.
timestamp required
integer

Timestamp in milliseconds.

serviceReleaseVersion required
string

Release version of a product, for example "25.1".

serviceId required
string

Identifier of a service instance — either Oneprovider Id or "onezone".

serviceDomain required
string

Domain of the service.

serviceBuildVersion required
string

Build version of the service.

service required
string

Short name of service.

Enum:
ozw opw ozp opp
onedataErrorsRevision required
string

Revision of onedata-errors repo, where the error is defined.

module required
string

Module where the error occurred.

line required
integer

Line number in the module where the error occurred.

Example

application/json
{
  "error": {
    "id": "example",
    "description": "This is an example error.",
    "ctx": {
      "timestamp": 1750762637248,
      "serviceReleaseVersion": "25.1",
      "serviceId": "a7ee2722915b8bf7fb064eb65087cc61ch9357",
      "serviceDomain": "dev-oneprovider-krakow.default.svc.cluster.local",
      "serviceBuildVersion": "231-g8d26f953c3",
      "service": "opw",
      "onedataErrorsRevision": "ca3af8cb",
      "module": "metadata_req",
      "line": 45
    }
  }
}
404

File not found.

Property
Type & Description
error
object (ErrorJson)

Object describing an error.
id required
string

String identifying the error type. Does not change between error instances.

description required
string

Human readable error description. May contain information specific to given error instance.

details
object

Details about the error instance. The object schema is specific to each error type.

ctx required
object (ErrorJsonCtx)

Technical information about error.
timestamp required
integer

Timestamp in milliseconds.

serviceReleaseVersion required
string

Release version of a product, for example "25.1".

serviceId required
string

Identifier of a service instance — either Oneprovider Id or "onezone".

serviceDomain required
string

Domain of the service.

serviceBuildVersion required
string

Build version of the service.

service required
string

Short name of service.

Enum:
ozw opw ozp opp
onedataErrorsRevision required
string

Revision of onedata-errors repo, where the error is defined.

module required
string

Module where the error occurred.

line required
integer

Line number in the module where the error occurred.

Example

application/json
{
  "error": {
    "id": "example",
    "description": "This is an example error.",
    "ctx": {
      "timestamp": 1750762637248,
      "serviceReleaseVersion": "25.1",
      "serviceId": "a7ee2722915b8bf7fb064eb65087cc61ch9357",
      "serviceDomain": "dev-oneprovider-krakow.default.svc.cluster.local",
      "serviceBuildVersion": "231-g8d26f953c3",
      "service": "opw",
      "onedataErrorsRevision": "ca3af8cb",
      "module": "metadata_req",
      "line": 45
    }
  }
}
500

Internal server error.

Property
Type & Description
error
object (ErrorJson)

Object describing an error.
id required
string

String identifying the error type. Does not change between error instances.

description required
string

Human readable error description. May contain information specific to given error instance.

details
object

Details about the error instance. The object schema is specific to each error type.

ctx required
object (ErrorJsonCtx)

Technical information about error.
timestamp required
integer

Timestamp in milliseconds.

serviceReleaseVersion required
string

Release version of a product, for example "25.1".

serviceId required
string

Identifier of a service instance — either Oneprovider Id or "onezone".

serviceDomain required
string

Domain of the service.

serviceBuildVersion required
string

Build version of the service.

service required
string

Short name of service.

Enum:
ozw opw ozp opp
onedataErrorsRevision required
string

Revision of onedata-errors repo, where the error is defined.

module required
string

Module where the error occurred.

line required
integer

Line number in the module where the error occurred.

Example

application/json
{
  "error": {
    "id": "example",
    "description": "This is an example error.",
    "ctx": {
      "timestamp": 1750762637248,
      "serviceReleaseVersion": "25.1",
      "serviceId": "a7ee2722915b8bf7fb064eb65087cc61ch9357",
      "serviceDomain": "dev-oneprovider-krakow.default.svc.cluster.local",
      "serviceBuildVersion": "231-g8d26f953c3",
      "service": "opw",
      "onedataErrorsRevision": "ca3af8cb",
      "module": "metadata_req",
      "line": 45
    }
  }
}