TrueCloudLab/frostfs-node
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[#5] services/object_manager: Use 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 12:54:48 +03:00 • committed by fyrchik
parent 1b3374ac7f
commit f0be0befc5
3 changed files with 10 additions and 11 deletions
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11
pkg/services/object_manager/placement/netmap.go
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@ -9,7 +9,7 @@ import (
cid "github.com/TrueCloudLab/frostfs-sdk-go/container/id"
netmapSDK "github.com/TrueCloudLab/frostfs-sdk-go/netmap"
oid "github.com/TrueCloudLab/frostfs-sdk-go/object/id"
"github.com/hashicorp/golang-lru/simplelru"
"github.com/hashicorp/golang-lru/v2/simplelru"
)
type netMapBuilder struct {
@ -19,7 +19,7 @@ type netMapBuilder struct {
lastNm *netmapSDK.NetMap
// containerCache caches container nodes by ID. It is used to skip `GetContainerNodes` invocation if
// neither netmap nor container has changed.
containerCache simplelru.LRUCache
containerCache simplelru.LRUCache[string, [][]netmapSDK.NodeInfo]
}
type netMapSrc struct {
@ -32,7 +32,7 @@ type netMapSrc struct {
const defaultContainerCacheSize = 10
func NewNetworkMapBuilder(nm *netmapSDK.NetMap) Builder {
cache, _ := simplelru.NewLRU(defaultContainerCacheSize, nil) // no error
cache, _ := simplelru.NewLRU[string, [][]netmapSDK.NodeInfo](defaultContainerCacheSize, nil) // no error
return &netMapBuilder{
nmSrc: &netMapSrc{nm: nm},
containerCache: cache,
@ -40,7 +40,7 @@ func NewNetworkMapBuilder(nm *netmapSDK.NetMap) Builder {
}
func NewNetworkMapSourceBuilder(nmSrc netmap.Source) Builder {
cache, _ := simplelru.NewLRU(defaultContainerCacheSize, nil) // no error
cache, _ := simplelru.NewLRU[string, [][]netmapSDK.NodeInfo](defaultContainerCacheSize, nil) // no error
return &netMapBuilder{
nmSrc: nmSrc,
containerCache: cache,
@ -65,8 +65,7 @@ func (b *netMapBuilder) BuildPlacement(cnr cid.ID, obj *oid.ID, p netmapSDK.Plac
raw, ok := b.containerCache.Get(string(binCnr))
b.mtx.Unlock()
if ok {
cn := raw.([][]netmapSDK.NodeInfo)
return BuildObjectPlacement(nm, cn, obj)
return BuildObjectPlacement(nm, raw, obj)
}
} else {
b.containerCache.Purge()