sharecache

Documentation

Index

• type Cache
  • func New(s metadata.Storage, namespace, filename string) Cache
  • func (c *Cache) Add(ctx context.Context, userid, shareID string) error
  • func (c *Cache) List(userid string) map[string]SpaceShareIDs
  • func (c *Cache) Persist(ctx context.Context, userid string) error
  • func (c *Cache) Remove(ctx context.Context, userid, shareID string) error
  • func (c *Cache) Sync(ctx context.Context, userID string) error
• type SpaceShareIDs
• type UserShareCache

Types

type Cache

type Cache struct {
	UserShares map[string]*UserShareCache
	// contains filtered or unexported fields
}

Cache caches the list of share ids for users/groups It functions as an in-memory cache with a persistence layer The storage is sharded by user/group

func New

func New(s metadata.Storage, namespace, filename string) Cache

New returns a new Cache instance

func (*Cache) Add

func (c *Cache) Add(ctx context.Context, userid, shareID string) error

Add adds a share to the cache

func (*Cache) List

func (c *Cache) List(userid string) map[string]SpaceShareIDs

List return the list of spaces/shares for the given user/group

func (*Cache) Persist

func (c *Cache) Persist(ctx context.Context, userid string) error

Persist persists the data for one user/group to the storage

func (*Cache) Remove

func (c *Cache) Remove(ctx context.Context, userid, shareID string) error

Remove removes a share for the given user

func (*Cache) Sync

func (c *Cache) Sync(ctx context.Context, userID string) error

Sync updates the in-memory data with the data from the storage if it is outdated

type SpaceShareIDs

type SpaceShareIDs struct {
	Mtime time.Time
	IDs   map[string]struct{}
}

SpaceShareIDs holds the unique list of share ids for a space

type UserShareCache

type UserShareCache struct {
	Mtime      time.Time
	UserShares map[string]*SpaceShareIDs
}

UserShareCache holds the space/share map for one user