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[#574] core: Extend Source interface with DeletionInfo method

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* Introduce common method EverExisted
* Define DeletionInfo for struct that must implement Source
* Refactor tree srv

Signed-off-by: Airat Arifullin <a.arifullin@yadro.com>
This commit is contained in:
Airat Arifullin 2023-08-24 15:27:24 +03:00 • committed by Evgenii Stratonikov
parent 9072772a09
commit 554ff2c06b
8 changed files with 115 additions and 43 deletions
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23
cmd/frostfs-node/cache.go
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@ -142,7 +142,8 @@ func (c *lruNetCache) get(key uint64) (*netmapSDK.NetMap, error) {
// wrapper over TTL cache of values read from the network
// that implements container storage.
type ttlContainerStorage struct {
*ttlNetCache[cid.ID, *container.Container]
containerCache *ttlNetCache[cid.ID, *container.Container]
delInfoCache *ttlNetCache[cid.ID, *container.DelInfo]
}
func newCachedContainerStorage(v container.Source, ttl time.Duration) ttlContainerStorage {
@ -151,18 +152,32 @@ func newCachedContainerStorage(v container.Source, ttl time.Duration) ttlContain
lruCnrCache := newNetworkTTLCache(containerCacheSize, ttl, func(id cid.ID) (*container.Container, error) {
return v.Get(id)
})
lruDelInfoCache := newNetworkTTLCache(containerCacheSize, ttl, func(id cid.ID) (*container.DelInfo, error) {
return v.DeletionInfo(id)
})
return ttlContainerStorage{lruCnrCache}
return ttlContainerStorage{
containerCache: lruCnrCache,
delInfoCache: lruDelInfoCache,
}
}
func (s ttlContainerStorage) handleRemoval(cnr cid.ID) {
s.set(cnr, nil, new(apistatus.ContainerNotFound))
s.containerCache.set(cnr, nil, new(apistatus.ContainerNotFound))
// The removal causes the cache miss and thus deletion info (that contains
// ownerID and epoch) for the container will be updated from sidechain.
s.delInfoCache.remove(cnr)
}
// Get returns container value from the cache. If value is missing in the cache
// or expired, then it returns value from side chain and updates the cache.
func (s ttlContainerStorage) Get(cnr cid.ID) (*container.Container, error) {
return s.get(cnr)
return s.containerCache.get(cnr)
}
func (s ttlContainerStorage) DeletionInfo(cnr cid.ID) (*container.DelInfo, error) {
return s.delInfoCache.get(cnr)
}
type ttlEACLStorage struct {