Types of changes

Please check one of the following:

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• New release (merge to both master and develop!)

Description of changes

Behavior

HEAD /v1/buckets/*/objects/* の結果に FrugalOS-Segment-Number ヘッダーを付与し、オブジェクトが存在すべきセグメント番号を返すようになる。

存在しないバケツを指定した場合は 400 を返す。

存在するバケツを指定した場合は 404 を返すが、FrugalOS-Segment-Number がヘッダーに付与される。

$ curl -I http://localhost:3100/v1/buckets/test/objects/hoge
HTTP/1.1 200 OK
Content-Type: application/octet-stream
FrugalOS-Segment-Number: 2
ETag: "1"
Content-Length: 0

$ curl -I http://localhost:3100/v1/buckets/test/objects/foo
HTTP/1.1 404 Not Found
Content-Type: application/json
FrugalOS-Segment-Number: 4
Transfer-Encoding: chunked

Purpose

This resolves #253.

Checklists

• Run cargo fmt --all.
• Run cargo clippy --all --all-targets.