forked from TrueCloudLab/frostfs-node
39 lines
882 B
Go
39 lines
882 B
Go
package shard
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import (
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"errors"
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"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/shard/mode"
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)
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// ErrReadOnlyMode is returned when it is impossible to apply operation
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// that changes shard's memory due to the "read-only" shard's mode.
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var ErrReadOnlyMode = errors.New("shard is in read-only mode")
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// ErrDegradedMode is returned when operation requiring metabase is executed in degraded mode.
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var ErrDegradedMode = errors.New("shard is in degraded mode")
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// SetMode sets mode of the shard.
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//
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// Returns any error encountered that did not allow
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// setting shard mode.
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func (s *Shard) SetMode(m mode.Mode) error {
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s.m.Lock()
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defer s.m.Unlock()
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if s.hasWriteCache() {
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s.writeCache.SetMode(m)
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}
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s.info.Mode = m
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return nil
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}
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// GetMode returns mode of the shard.
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func (s *Shard) GetMode() mode.Mode {
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s.m.RLock()
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defer s.m.RUnlock()
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return s.info.Mode
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}
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