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[#1559] local_object_storage: Move shard.Mode to a separate package

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Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
This commit is contained in:
Evgenii Stratonikov 2022-06-28 17:05:08 +03:00 • committed by fyrchik
parent d8ba954aff
commit 339864b720
26 changed files with 134 additions and 133 deletions
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20
pkg/local_object_storage/writecache/mode.go
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@ -3,20 +3,8 @@ package writecache
import (
"errors"
"time"
)
// Mode represents write-cache mode of operation.
type Mode uint32
const (
// ModeReadWrite is a default mode allowing objects to be flushed.
ModeReadWrite Mode = iota
// ModeReadOnly is a mode in which write-cache doesn't flush anything to a metabase.
ModeReadOnly
// ModeDegraded is similar to a shard's degraded mode.
ModeDegraded
"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/shard/mode"
)
// ErrReadOnly is returned when Put/Write is performed in a read-only mode.
@ -25,7 +13,7 @@ var ErrReadOnly = errors.New("write-cache is in read-only mode")
// SetMode sets write-cache mode of operation.
// When shard is put in read-only mode all objects in memory are flushed to disk
// and all background jobs are suspended.
func (c *cache) SetMode(m Mode) {
func (c *cache) SetMode(m mode.Mode) {
c.modeMtx.Lock()
defer c.modeMtx.Unlock()
if c.mode == m {
@ -33,7 +21,7 @@ func (c *cache) SetMode(m Mode) {
}
c.mode = m
if m == ModeReadWrite {
if m == mode.ReadWrite {
return
}
@ -57,5 +45,5 @@ func (c *cache) SetMode(m Mode) {
// readOnly returns true if current mode is read-only.
// `c.modeMtx` must be taken.
func (c *cache) readOnly() bool {
return c.mode != ModeReadWrite
return c.mode != mode.ReadWrite
}