cache

package
v0.30.0 Latest Latest
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 Go to latest Published: Mar 27, 2024 License: AGPL-3.0 Imports: 11 Imported by: 0

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Constants

View Source 
const (
	// DefaultAccessControlCacheLifetime is a default lifetime of entries in access' cache.
	DefaultAccessControlCacheLifetime = 1 * time.Minute
	// DefaultAccessControlCacheSize is a default maximum number of entries in access' cache.
	DefaultAccessControlCacheSize = 1e5
)
View Source 
const (
	// DefaultAccessBoxCacheSize is a default maximum number of entries in cache.
	DefaultAccessBoxCacheSize = 100
	// DefaultAccessBoxCacheLifetime is a default lifetime of entries in cache.
	DefaultAccessBoxCacheLifetime = 10 * time.Minute
)
View Source 
const (
	// DefaultBucketCacheSize is a default maximum number of entries in cache.
	DefaultBucketCacheSize = 1e3
	// DefaultBucketCacheLifetime is a default lifetime of entries in cache.
	DefaultBucketCacheLifetime = time.Minute
)
View Source 
const (
	// DefaultObjectsNameCacheSize is a default maximum number of entries in cache.
	DefaultObjectsNameCacheSize = 1e4
	// DefaultObjectsNameCacheLifetime is a default lifetime of entries in cache.
	DefaultObjectsNameCacheLifetime = time.Minute
)
View Source 
const (
	// DefaultObjectsCacheLifetime is a default lifetime of entries in objects' cache.
	DefaultObjectsCacheLifetime = time.Minute * 5
	// DefaultObjectsCacheSize is a default maximum number of entries in objects' cache.
	DefaultObjectsCacheSize = 1e6
)
View Source 
const (
	// DefaultObjectsListCacheLifetime is a default lifetime of entries in cache of ListObjects.
	DefaultObjectsListCacheLifetime = time.Second * 60
	// DefaultObjectsListCacheSize is a default size of cache of ListObjects.
	DefaultObjectsListCacheSize = 1e5
)
View Source 
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
)

Variables

This section is empty.

Functions

This section is empty.

Types

type AccessBoxCache 

type AccessBoxCache struct {
	// contains filtered or unexported fields
}

AccessBoxCache stores an access box by its address.

func NewAccessBoxCache 

func NewAccessBoxCache(config *Config) *AccessBoxCache

NewAccessBoxCache creates an object of BucketCache.

func (*AccessBoxCache) Get 

func (o *AccessBoxCache) Get(address oid.Address) *accessbox.Box

Get returns a cached object.

func (*AccessBoxCache) Put 

func (o *AccessBoxCache) Put(address oid.Address, box *accessbox.Box) error

Put stores an object to cache.

type AccessControlCache added in v0.25.0 

type AccessControlCache struct {
	// contains filtered or unexported fields
}

AccessControlCache provides lru cache for objects.

func NewAccessControlCache added in v0.25.0 

func NewAccessControlCache(config *Config) *AccessControlCache

NewAccessControlCache creates an object of AccessControlCache.

func (*AccessControlCache) Delete added in v0.25.0 

func (o *AccessControlCache) Delete(owner user.ID, key string) bool

Delete deletes an object from cache.

func (*AccessControlCache) Get added in v0.25.0 

func (o *AccessControlCache) Get(owner user.ID, key string) bool

Get returns true if such key exists.

func (*AccessControlCache) Put added in v0.25.0 

func (o *AccessControlCache) Put(owner user.ID, key string) error

Put puts an item to cache.

type BucketCache 

type BucketCache struct {
	// contains filtered or unexported fields
}

BucketCache contains cache with objects and the lifetime of cache entries.

func NewBucketCache 

func NewBucketCache(config *Config) *BucketCache

NewBucketCache creates an object of BucketCache.

func (*BucketCache) Delete 

func (o *BucketCache) Delete(key string) bool

Delete deletes an object from cache.

func (*BucketCache) Get 

func (o *BucketCache) Get(key string) *data.BucketInfo

Get returns a cached object.

func (*BucketCache) Put 

func (o *BucketCache) Put(bkt *data.BucketInfo) error

Put puts an object to cache.

type Config 

type Config struct {
	Size     int
	Lifetime time.Duration
	Logger   *zap.Logger
}

Config stores expiration params for cache.

func DefaultAccessBoxConfig 

func DefaultAccessBoxConfig(logger *zap.Logger) *Config

DefaultAccessBoxConfig returns new default cache expiration values.

func DefaultAccessControlConfig added in v0.25.0 

func DefaultAccessControlConfig(logger *zap.Logger) *Config

DefaultAccessControlConfig returns new default cache expiration values.

func DefaultBucketConfig 

func DefaultBucketConfig(logger *zap.Logger) *Config

DefaultBucketConfig returns new default cache expiration values.

func DefaultObjectsConfig 

func DefaultObjectsConfig(logger *zap.Logger) *Config

DefaultObjectsConfig returns new default cache expiration values.

func DefaultObjectsListConfig 

func DefaultObjectsListConfig(logger *zap.Logger) *Config

DefaultObjectsListConfig returns new default cache expiration values.

func DefaultObjectsNameConfig 

func DefaultObjectsNameConfig(logger *zap.Logger) *Config

DefaultObjectsNameConfig returns new default cache expiration values.

func DefaultSystemConfig 

func DefaultSystemConfig(logger *zap.Logger) *Config

DefaultSystemConfig returns new default cache expiration values.

type ObjectsCache 

type ObjectsCache struct {
	// contains filtered or unexported fields
}

ObjectsCache provides lru cache for objects.

func New 

func New(config *Config) *ObjectsCache

New creates an object of ObjectHeadersCache.

func (*ObjectsCache) Delete 

func (o *ObjectsCache) Delete(address oid.Address) bool

Delete deletes an object from cache.

func (*ObjectsCache) GetObject added in v0.22.0 

func (o *ObjectsCache) GetObject(address oid.Address) *data.ExtendedObjectInfo

GetObject returns a cached object info.

func (*ObjectsCache) PutObject added in v0.22.0 

func (o *ObjectsCache) PutObject(obj *data.ExtendedObjectInfo) error

PutObject puts an object info to cache.

type ObjectsListCache 

type ObjectsListCache struct {
	// contains filtered or unexported fields
}

ObjectsListCache contains cache for ListObjects and ListObjectVersions.

func NewObjectsListCache 

func NewObjectsListCache(config *Config) *ObjectsListCache

NewObjectsListCache is a constructor which creates an object of ListObjectsCache with the given lifetime of entries.

func (*ObjectsListCache) CleanCacheEntriesContainingObject 

func (l *ObjectsListCache) CleanCacheEntriesContainingObject(objectName string, cnr cid.ID)

CleanCacheEntriesContainingObject deletes entries containing specified object.

func (*ObjectsListCache) GetVersions added in v0.22.0 

func (l *ObjectsListCache) GetVersions(key ObjectsListKey) []*data.NodeVersion

GetVersions returns a list of ObjectInfo.

func (*ObjectsListCache) PutVersions added in v0.22.0 

func (l *ObjectsListCache) PutVersions(key ObjectsListKey, versions []*data.NodeVersion) error

PutVersions puts a list of object versions to cache.

type ObjectsListKey 

type ObjectsListKey struct {
	// contains filtered or unexported fields
}

ObjectsListKey is a key to find a ObjectsListCache's entry.

func CreateObjectsListCacheKey 

func CreateObjectsListCacheKey(cnr cid.ID, prefix string, latestOnly bool) ObjectsListKey

CreateObjectsListCacheKey returns ObjectsListKey with the given CID, prefix and latestOnly flag.

func (*ObjectsListKey) String added in v0.25.0 

func (k *ObjectsListKey) String() string

type ObjectsNameCache 

type ObjectsNameCache struct {
	// contains filtered or unexported fields
}

ObjectsNameCache provides lru cache for objects. This cache contains mapping nice names to object addresses. Key is bucketName+objectName.

func NewObjectsNameCache 

func NewObjectsNameCache(config *Config) *ObjectsNameCache

NewObjectsNameCache creates an object of ObjectsNameCache.

func (*ObjectsNameCache) Delete 

func (o *ObjectsNameCache) Delete(key string) bool

Delete deletes an object from cache.

func (*ObjectsNameCache) Get 

func (o *ObjectsNameCache) Get(key string) *oid.Address

Get returns a cached object. Returns nil if value is missing.

func (*ObjectsNameCache) Put 

func (o *ObjectsNameCache) Put(key string, address oid.Address) error

Put puts an object to cache.

type SystemCache 

type SystemCache struct {
	// contains filtered or unexported fields
}

SystemCache provides lru cache for objects. This cache contains "system" objects (bucket versioning settings, tagging object etc.). Key is bucketName+systemFilePath.

func NewSystemCache 

func NewSystemCache(config *Config) *SystemCache

NewSystemCache creates an object of SystemCache.

func (*SystemCache) Delete 

func (o *SystemCache) Delete(key string) bool

Delete deletes an object from cache.

func (*SystemCache) GetCORS added in v0.18.0 

func (o *SystemCache) GetCORS(key string) *data.CORSConfiguration

func (*SystemCache) GetLockInfo added in v0.22.0 

func (o *SystemCache) GetLockInfo(key string) *data.LockInfo

GetLockInfo returns a cached object.

func (*SystemCache) GetNotificationConfiguration added in v0.19.0 

func (o *SystemCache) GetNotificationConfiguration(key string) *data.NotificationConfiguration

func (*SystemCache) GetObject added in v0.18.0 

func (o *SystemCache) GetObject(key string) *data.ObjectInfo

GetObject returns a cached object.

func (*SystemCache) GetSettings added in v0.20.0 

func (o *SystemCache) GetSettings(key string) *data.BucketSettings

func (*SystemCache) GetTagging added in v0.22.0 

func (o *SystemCache) GetTagging(key string) map[string]string

GetTagging returns tags of a bucket or an object.

func (*SystemCache) PutCORS added in v0.18.0 

func (o *SystemCache) PutCORS(key string, obj *data.CORSConfiguration) error

func (*SystemCache) PutLockInfo added in v0.22.0 

func (o *SystemCache) PutLockInfo(key string, lockInfo *data.LockInfo) error

PutLockInfo puts an object to cache.

func (*SystemCache) PutNotificationConfiguration added in v0.19.0 

func (o *SystemCache) PutNotificationConfiguration(key string, obj *data.NotificationConfiguration) error

func (*SystemCache) PutObject added in v0.18.0 

func (o *SystemCache) PutObject(key string, obj *data.ObjectInfo) error

PutObject puts an object to cache.

func (*SystemCache) PutSettings added in v0.20.0 

func (o *SystemCache) PutSettings(key string, settings *data.BucketSettings) error

func (*SystemCache) PutTagging added in v0.22.0 

func (o *SystemCache) PutTagging(key string, tagSet map[string]string) error

PutTagging puts tags of a bucket or an object.

Source Files

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