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[#5] services/tree: User generic LRU cache

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Signed-off-by: Evgenii Stratonikov <e.stratonikov@yadro.com>
This commit is contained in:
Evgenii Stratonikov 2022-12-30 12:53:41 +03:00 • committed by fyrchik
parent d0a0432a51
commit 1b3374ac7f
2 changed files with 9 additions and 10 deletions
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9
pkg/services/tree/container.go
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@ -10,17 +10,17 @@ import (
"github.com/TrueCloudLab/frostfs-node/pkg/services/object_manager/placement"
cidSDK "github.com/TrueCloudLab/frostfs-sdk-go/container/id"
netmapSDK "github.com/TrueCloudLab/frostfs-sdk-go/netmap"
"github.com/hashicorp/golang-lru/simplelru"
"github.com/hashicorp/golang-lru/v2/simplelru"
)
type containerCache struct {
sync.Mutex
nm *netmapSDK.NetMap
lru *simplelru.LRU
lru *simplelru.LRU[string, containerCacheItem]
}
func (c *containerCache) init(size int) {
c.lru, _ = simplelru.NewLRU(size, nil) // no error, size is positive
c.lru, _ = simplelru.NewLRU[string, containerCacheItem](size, nil) // no error, size is positive
}
type containerCacheItem struct {
@ -48,8 +48,7 @@ func (s *Service) getContainerNodes(cid cidSDK.ID) ([]netmapSDK.NodeInfo, int, e
s.containerCache.Lock()
if s.containerCache.nm != nm {
s.containerCache.lru.Purge()
} else if v, ok := s.containerCache.lru.Get(cidStr); ok {
item := v.(containerCacheItem)
} else if item, ok := s.containerCache.lru.Get(cidStr); ok {
if item.cnr == cnr {
s.containerCache.Unlock()
return item.nodes, item.local, nil