50 lines
1.7 KiB
Go
50 lines
1.7 KiB
Go
// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
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package kvmetainfo
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import (
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"context"
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"storj.io/storj/pkg/storj"
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)
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// ReadOnlyStream is an interface for reading segment information
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type ReadOnlyStream interface {
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Info() storj.Object
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// SegmentsAt returns the segment that contains the byteOffset and following segments.
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// Limit specifies how much to return at most.
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SegmentsAt(ctx context.Context, byteOffset int64, limit int64) (infos []storj.Segment, more bool, err error)
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// Segments returns the segment at index.
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// Limit specifies how much to return at most.
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Segments(ctx context.Context, index int64, limit int64) (infos []storj.Segment, more bool, err error)
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}
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// MutableObject is an interface for manipulating creating/deleting object stream
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type MutableObject interface {
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// Info gets the current information about the object
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Info() storj.Object
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// CreateStream creates a new stream for the object
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CreateStream(ctx context.Context) (MutableStream, error)
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// ContinueStream starts to continue a partially uploaded stream.
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ContinueStream(ctx context.Context) (MutableStream, error)
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// DeleteStream deletes any information about this objects stream
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DeleteStream(ctx context.Context) error
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// Commit commits the changes to the database
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Commit(ctx context.Context) error
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}
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// MutableStream is an interface for manipulating stream information
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type MutableStream interface {
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// TODO: methods for finding partially uploaded segments
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Info() storj.Object
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// AddSegments adds segments to the stream.
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AddSegments(ctx context.Context, segments ...storj.Segment) error
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// UpdateSegments updates information about segments.
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UpdateSegments(ctx context.Context, segments ...storj.Segment) error
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}
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