forked from TrueCloudLab/frostfs-node
254 lines
7.9 KiB
Go
254 lines
7.9 KiB
Go
package main
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import (
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"bytes"
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"context"
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"net"
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containerGRPC "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/container/grpc"
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"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
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containerCore "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/container"
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cntClient "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/container"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event"
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containerEvent "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event/container"
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containerTransportGRPC "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/network/transport/container/grpc"
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containerService "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/container"
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containerMorph "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/container/morph"
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cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
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"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user"
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"go.uber.org/zap"
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"google.golang.org/grpc"
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)
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func initContainerService(_ context.Context, c *cfg) {
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// container wrapper that tries to invoke notary
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// requests if chain is configured so
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wrap, err := cntClient.NewFromMorph(c.cfgMorph.client, c.cfgContainer.scriptHash, 0, cntClient.TryNotary())
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fatalOnErr(err)
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c.shared.cnrClient = wrap
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cnrSrc := cntClient.AsContainerSource(wrap)
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cnrRdr, cnrWrt := configureEACLAndContainerSources(c, wrap, cnrSrc)
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server := containerTransportGRPC.New(
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containerService.NewSignService(
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&c.key.PrivateKey,
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containerService.NewAPEServer(c.cfgObject.cfgAccessPolicyEngine.accessPolicyEngine, cnrRdr,
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newCachedIRFetcher(createInnerRingFetcher(c)), c.netMapSource,
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containerService.NewExecutionService(containerMorph.NewExecutor(cnrRdr, cnrWrt), c.respSvc),
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),
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),
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)
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c.cfgGRPC.performAndSave(func(_ string, _ net.Listener, s *grpc.Server) {
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containerGRPC.RegisterContainerServiceServer(s, server)
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})
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}
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func configureEACLAndContainerSources(c *cfg, client *cntClient.Client, cnrSrc containerCore.Source) (*morphContainerReader, *morphContainerWriter) {
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eACLFetcher := &morphEACLFetcher{
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w: client,
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}
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cnrRdr := new(morphContainerReader)
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cnrWrt := &morphContainerWriter{
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neoClient: client,
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}
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if c.cfgMorph.cacheTTL <= 0 {
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c.cfgObject.eaclSource = eACLFetcher
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cnrRdr.eacl = eACLFetcher
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c.cfgObject.cnrSource = cnrSrc
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cnrRdr.src = cnrSrc
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cnrRdr.lister = client
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} else {
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// use RPC node as source of Container contract items (with caching)
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cachedContainerStorage := newCachedContainerStorage(cnrSrc, c.cfgMorph.cacheTTL)
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cachedEACLStorage := newCachedEACLStorage(eACLFetcher, c.cfgMorph.cacheTTL)
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subscribeToContainerCreation(c, func(e event.Event) {
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ev := e.(containerEvent.PutSuccess)
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// read owner of the created container in order to update the reading cache.
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// TODO: use owner directly from the event after neofs-contract#256 will become resolved
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// but don't forget about the profit of reading the new container and caching it:
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// creation success are most commonly tracked by polling GET op.
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cnr, err := cnrSrc.Get(ev.ID)
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if err == nil {
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cachedContainerStorage.containerCache.set(ev.ID, cnr, nil)
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} else {
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// unlike removal, we expect successful receive of the container
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// after successful creation, so logging can be useful
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c.log.Error(logs.FrostFSNodeReadNewlyCreatedContainerAfterTheNotification,
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zap.Stringer("id", ev.ID),
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zap.Error(err),
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)
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}
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c.log.Debug(logs.FrostFSNodeContainerCreationEventsReceipt,
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zap.Stringer("id", ev.ID),
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)
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})
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subscribeToContainerRemoval(c, func(e event.Event) {
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ev := e.(containerEvent.DeleteSuccess)
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cachedContainerStorage.handleRemoval(ev.ID)
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c.log.Debug(logs.FrostFSNodeContainerRemovalEventsReceipt,
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zap.Stringer("id", ev.ID),
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)
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})
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c.cfgObject.eaclSource = cachedEACLStorage
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c.cfgObject.cnrSource = cachedContainerStorage
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cnrRdr.lister = client
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cnrRdr.eacl = c.cfgObject.eaclSource
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cnrRdr.src = c.cfgObject.cnrSource
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cnrWrt.cacheEnabled = true
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cnrWrt.eacls = cachedEACLStorage
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}
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return cnrRdr, cnrWrt
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}
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// addContainerNotificationHandler adds handler that will be executed synchronously.
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func addContainerNotificationHandler(c *cfg, sTyp string, h event.Handler) {
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typ := event.TypeFromString(sTyp)
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if c.cfgContainer.subscribers == nil {
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c.cfgContainer.subscribers = make(map[event.Type][]event.Handler, 1)
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}
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c.cfgContainer.subscribers[typ] = append(c.cfgContainer.subscribers[typ], h)
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}
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// addContainerAsyncNotificationHandler adds handler that will be executed asynchronously via container workerPool.
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func addContainerAsyncNotificationHandler(c *cfg, sTyp string, h event.Handler) {
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addContainerNotificationHandler(
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c,
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sTyp,
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event.WorkerPoolHandler(
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c.cfgContainer.workerPool,
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h,
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c.log,
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),
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)
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}
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// stores already registered parsers of the notification events thrown by Container contract.
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// MUST NOT be used concurrently.
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var mRegisteredParsersContainer = make(map[string]struct{})
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// registers event parser by name once. MUST NOT be called concurrently.
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func registerEventParserOnceContainer(c *cfg, name string, p event.NotificationParser) {
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if _, ok := mRegisteredParsersContainer[name]; !ok {
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setContainerNotificationParser(c, name, p)
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mRegisteredParsersContainer[name] = struct{}{}
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}
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}
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// subscribes to successful container creation. Provided handler is called asynchronously
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// on corresponding routine pool. MUST NOT be called concurrently with itself and other
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// similar functions.
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func subscribeToContainerCreation(c *cfg, h event.Handler) {
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const eventNameContainerCreated = "PutSuccess"
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registerEventParserOnceContainer(c, eventNameContainerCreated, containerEvent.ParsePutSuccess)
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addContainerAsyncNotificationHandler(c, eventNameContainerCreated, h)
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}
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// like subscribeToContainerCreation but for removal.
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func subscribeToContainerRemoval(c *cfg, h event.Handler) {
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const eventNameContainerRemoved = "DeleteSuccess"
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registerEventParserOnceContainer(c, eventNameContainerRemoved, containerEvent.ParseDeleteSuccess)
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addContainerAsyncNotificationHandler(c, eventNameContainerRemoved, h)
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}
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func setContainerNotificationParser(c *cfg, sTyp string, p event.NotificationParser) {
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typ := event.TypeFromString(sTyp)
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if c.cfgContainer.parsers == nil {
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c.cfgContainer.parsers = make(map[event.Type]event.NotificationParser, 1)
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}
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c.cfgContainer.parsers[typ] = p
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}
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func (c *cfg) PublicKey() []byte {
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return nodeKeyFromNetmap(c)
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}
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func (c *cfg) IsLocalKey(key []byte) bool {
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return bytes.Equal(key, c.PublicKey())
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}
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func (c *cfg) IterateAddresses(f func(string) bool) {
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c.iterateNetworkAddresses(f)
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}
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func (c *cfg) NumberOfAddresses() int {
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return c.addressNum()
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}
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func (c *cfg) ExternalAddresses() []string {
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return c.cfgNodeInfo.localInfo.ExternalAddresses()
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}
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// implements interface required by container service provided by morph executor.
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type morphContainerReader struct {
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eacl containerCore.EACLSource
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src containerCore.Source
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lister interface {
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List(*user.ID) ([]cid.ID, error)
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}
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}
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func (x *morphContainerReader) Get(id cid.ID) (*containerCore.Container, error) {
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return x.src.Get(id)
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}
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func (x *morphContainerReader) DeletionInfo(id cid.ID) (*containerCore.DelInfo, error) {
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return x.src.DeletionInfo(id)
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}
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func (x *morphContainerReader) GetEACL(id cid.ID) (*containerCore.EACL, error) {
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return x.eacl.GetEACL(id)
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}
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func (x *morphContainerReader) List(id *user.ID) ([]cid.ID, error) {
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return x.lister.List(id)
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}
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type morphContainerWriter struct {
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neoClient *cntClient.Client
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cacheEnabled bool
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eacls ttlEACLStorage
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}
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func (m morphContainerWriter) Put(cnr containerCore.Container) (*cid.ID, error) {
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return cntClient.Put(m.neoClient, cnr)
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}
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func (m morphContainerWriter) Delete(witness containerCore.RemovalWitness) error {
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return cntClient.Delete(m.neoClient, witness)
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}
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func (m morphContainerWriter) PutEACL(eaclInfo containerCore.EACL) error {
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err := cntClient.PutEACL(m.neoClient, eaclInfo)
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if err != nil {
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return err
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}
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if m.cacheEnabled {
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id, _ := eaclInfo.Value.CID()
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m.eacls.InvalidateEACL(id)
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}
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return nil
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}
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