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[#253] Caches refactoring

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Signed-off-by: Denis Kirillov <denis@nspcc.ru>
This commit is contained in:
Denis Kirillov 2021-09-10 09:56:56 +03:00 • committed by Kirillov Denis
parent 951eb6fda8
commit 19b917e3b5
30 changed files with 365 additions and 322 deletions
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45
api/cache/system.go vendored
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@ -7,32 +7,33 @@ import (
"github.com/nspcc-dev/neofs-api-go/pkg/object"
)
type (
// SystemCache provides interface for lru cache for objects.
// This cache contains "system" objects (bucket versioning settings, tagging object etc.).
// Key is bucketName+systemFileName.
SystemCache interface {
Get(key string) *object.Object
Put(key string, obj *object.Object) error
Delete(key string) bool
}
// SystemCache provides lru cache for objects.
// This cache contains "system" objects (bucket versioning settings, tagging object etc.).
// Key is bucketName+systemFileName.
type SystemCache struct {
cache gcache.Cache
}
// SysCache contains cache with objects and lifetime of cache entries.
SysCache struct {
cache gcache.Cache
lifetime time.Duration
}
const (
// DefaultSystemCacheSize is a default maximum number of entries in cache.
DefaultSystemCacheSize = 1e4
// DefaultSystemCacheLifetime is a default lifetime of entries in cache.
DefaultSystemCacheLifetime = 5 * time.Minute
)
// NewSystemCache creates an object of SystemCache.
func NewSystemCache(cacheSize int, lifetime time.Duration) *SysCache {
gc := gcache.New(cacheSize).LRU().Build()
// DefaultSystemConfig return new default cache expiration values.
func DefaultSystemConfig() *Config {
return &Config{Size: DefaultSystemCacheSize, Lifetime: DefaultSystemCacheLifetime}
}
return &SysCache{cache: gc, lifetime: lifetime}
// NewSystemCache creates an object of SystemCache.
func NewSystemCache(config *Config) *SystemCache {
gc := gcache.New(config.Size).LRU().Expiration(config.Lifetime).Build()
return &SystemCache{cache: gc}
}
// Get returns cached object.
func (o *SysCache) Get(key string) *object.Object {
func (o *SystemCache) Get(key string) *object.Object {
entry, err := o.cache.Get(key)
if err != nil {
return nil
@ -47,11 +48,11 @@ func (o *SysCache) Get(key string) *object.Object {
}
// Put puts an object to cache.
func (o *SysCache) Put(key string, obj *object.Object) error {
return o.cache.SetWithExpire(key, obj, o.lifetime)
func (o *SystemCache) Put(key string, obj *object.Object) error {
return o.cache.Set(key, obj)
}
// Delete deletes an object from cache.
func (o *SysCache) Delete(key string) bool {
func (o *SystemCache) Delete(key string) bool {
return o.cache.Remove(key)
}