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[#569] writecache: Allow to seal writecache after flush

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Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>
This commit is contained in:
Dmitrii Stepanov 2023-12-27 08:20:15 +03:00
parent b118734909
commit 0cb0fc1735
12 changed files with 436 additions and 344 deletions
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9
pkg/local_object_storage/shard/writecache.go
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@ -12,6 +12,7 @@ import (
// FlushWriteCachePrm represents parameters of a `FlushWriteCache` operation.
type FlushWriteCachePrm struct {
ignoreErrors bool
seal bool
}
// SetIgnoreErrors sets the flag to ignore read-errors during flush.
@ -19,6 +20,11 @@ func (p *FlushWriteCachePrm) SetIgnoreErrors(ignore bool) {
p.ignoreErrors = ignore
}
// SetSeal sets the flag to left writecache in read-only mode after flush.
func (p *FlushWriteCachePrm) SetSeal(v bool) {
p.seal = v
}
// errWriteCacheDisabled is returned when an operation on write-cache is performed,
// but write-cache is disabled.
var errWriteCacheDisabled = errors.New("write-cache is disabled")
@ -29,6 +35,7 @@ func (s *Shard) FlushWriteCache(ctx context.Context, p FlushWriteCachePrm) error
trace.WithAttributes(
attribute.String("shard_id", s.ID().String()),
attribute.Bool("ignore_errors", p.ignoreErrors),
attribute.Bool("seal", p.seal),
))
defer span.End()
@ -47,5 +54,5 @@ func (s *Shard) FlushWriteCache(ctx context.Context, p FlushWriteCachePrm) error
return ErrDegradedMode
}
return s.writeCache.Flush(ctx, p.ignoreErrors)
return s.writeCache.Flush(ctx, p.ignoreErrors, p.seal)
}