If container listing cache on node's side is missing (for particular
owner), then updating it as a reaction to successful container creation
leads to potentially invalid cache value for a period of time equivalent
to cache TTL.
Immediately return from `ttlContainerLister.update` method if owner's
container list isn't cached.
Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
From now cache TTL can be parameterized in the `neofs-node` app using
`cache_ttl` config key. `disable_cache` value is no longer supported.
Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
In previous implementation storage node responded with the outdated
container list after successful creation/removal up until cache
invalidation due to TTL. In order to decrease the probability of
outdated responses node should update its cache on event receipts.
Implement `ttlContainerLister.update` method which actualizes cached
list of the owner's containers. Make node to call `update` method
on `PutSuccess`/`DeleteSuccess` notifications from the `Container`
contract.
Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
In previous implementation storage node responded with the removed
container up until cache invalidation due to TTL. In order to avoid
false-positive responses node should update its cache on `DeleteSuccess`
events.
Make node to call `handleRemoval` method of the container cache which
leads to subsequent `apistatus.ErrContainerNotFound` errors.
Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
In previous implementation failed requests to the Sidechain weren't
cached. It makes sense to cache errors along with the values in order to
decrease potential load spikes onto Sidechain nodes.
Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
There is a need to sync container-related caching mechanism with the
actual Sidechain changes. To do this, node should be able to listen
incoming notifications about container ops.
Define `PutSuccess` / `DeleteSuccess` notification event's parsers.
Subscribe to these events in node app. As initial implementation node
will log event receipts. Later handling is going to be practically
complicated.
Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
1. Move compression parameters to the `shard` section.
2. Allow to use multiple sub-storage components in the blobstor.
Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
`Degraded` mode can be set by the administrator if needed.
Modifying operations in this mode can lead node into an inconsistent state
because metabase checks such as lock checking are not performed.
Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
Do not check that a node indeed belongs to the container, because the
synchronization will fail in this case anyway.
Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
After recent changes in NeoFS SDK Go library session tokens aren't
embedded into `container.Container` and `eacl.Table` structures.
Group value, session token and signature in a structure for container
and eACL.
Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
The node does not support asynchronous object replication anymore, so it
does not need to have replicator worker, channel and `AddTask` function.
Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
Core changes:
* avoid package-colliding variable naming
* avoid using pointers to IDs where unnecessary
* avoid using `idSDK` import alias pattern
* use `EncodeToString` for protocol string calculation and `String` for
printing
Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
In previous implementation NeoFS CLI app used `network.Address.HostAddr`
as a server URI, which caused scheme loss since host address doesn't
contain it.
Rename `HostAddr` to `URIAddr` and make it to return URI address with
`grpcs` scheme if TLS is enabled. Make `TLSEnabled` unexported since it
was used to provide default `tls.Config` only (it is used by default in
SDK).
Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
Morph "NewEpoch" event handling was registered in a closure over
`addNewEpochNotificationHandler` func. That may lead to the data race:
if a shard was initialized before the event registration, everything works
as planned, but if registration was made earlier, it was not able to
include GC handlers since a shard has not called `eventChanInit` yet and,
therefore, it has not registered handler yet.
Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
In previous implementation `Container.Delete` operation caused local
node's cache invalidation (container itself, eACL and listings). Any
subsequent `Container.Get` operation reversed invalidation. Given the
low latency sensitivity of deleting a container, there is no need to
touch the cache. With this approach, all pending deletion operations on
the node via the NeoFS API protocol will be delayed by the cache TTL.
Do not call cache invalidation ops in `morphContainerWriter.Delete`.
Remove no longer needed `InvalidateContainerListByCID` and
`InvalidateContainer` methods.
Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
Add worker pool to the listener to prevent blocking. It is used only for
notary notifications and new block events handling since it uses RPC
calls. That may lead to the deadlock state: neo-go cannot send RPC until
notification channel is read but notification channel cannot be read since
neo-go client cannot send RPC.
Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
Updated client now supports subscription to chain notifications and RPC
switch between provided RPC endpoints.
Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
`Degraded` mode is set automatically after error counter is over the
threshold. `ReadOnly` mode can still be set by an administrator.
Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
Move in-memory session storage to the separate directory of `storage`. It is
done for future support of different kind of session storages.
Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
GracefulStop() may be blocked until all server-side streams
are finished. There is no control over such streams yet, so
application may be frozen in shutdown stage.
Naive solution is to add timeout for GracefulStop(). At this
point healthy connection will be finished and unhealthy
connections will be terminated by Stop().
Signed-off-by: Alex Vanin <alexey@nspcc.ru>
Wrap engine with notifications writer (if configured so) to allow sending
notifications right after the object is saved in the local storage.
"Hot" notifications are sent for objects with the following tick epoch
values:
1. 0;
2. *current epoch*.
Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
Make all epoch independent in reputation process. Do not reset any timers
related to reputation. Make it possible to finish iteration after the
unexpected `NewEpoch` event.
Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
Make `FormatValidator.ValidateContent` to verify payload of `LOCK`
objects. Pass locked objects to `Locker` interface. Require from
`Locker.Lock` to return `apistatus.IrregularObjectLock` error on a
corresponding condition.
Also add error return to `DeleteHandler.DeleteObjects` method. Require
from method to return `apistatus.ObjectLocked` error on a corresponding
condition. Adopt implementations.
Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
Make all operations that related to `neofs-api-go` library be placed in `v2`
packages. They parse all v2-versioned structs info `neofs-sdk-go`
abstractions and pass them to the corresponding `acl`/`eacl` packages. `v2`
packages are the only packages that do import `neofs-api-go` library. `eacl`
and `acl` provide public functions that only accepts `sdk` structures.
Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
