mirror of
https://gitlab.com/pulsechaincom/prysm-pulse.git
synced 2024-12-29 06:37:17 +00:00
f8c870aa91
* fix bug * return if not ok * don't set peer status there * fix build * fix test * fix all other tests * add regression test * cosmetic changes
107 lines
2.9 KiB
Go
107 lines
2.9 KiB
Go
package sync
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import (
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"context"
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"sync"
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"github.com/libp2p/go-libp2p-core/peer"
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"github.com/pkg/errors"
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"github.com/prysmaticlabs/prysm/beacon-chain/blockchain"
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"github.com/prysmaticlabs/prysm/beacon-chain/db"
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"github.com/prysmaticlabs/prysm/beacon-chain/operations"
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"github.com/prysmaticlabs/prysm/beacon-chain/p2p"
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pb "github.com/prysmaticlabs/prysm/proto/beacon/p2p/v1"
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ethpb "github.com/prysmaticlabs/prysm/proto/eth/v1alpha1"
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"github.com/prysmaticlabs/prysm/shared"
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)
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var _ = shared.Service(&RegularSync{})
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// Config to set up the regular sync service.
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type Config struct {
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P2P p2p.P2P
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DB db.Database
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Operations *operations.Service
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Chain blockchainService
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InitialSync Checker
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}
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// This defines the interface for interacting with block chain service
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type blockchainService interface {
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blockchain.BlockReceiver
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blockchain.HeadFetcher
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blockchain.FinalizationFetcher
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blockchain.ForkFetcher
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blockchain.AttestationReceiver
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blockchain.ChainFeeds
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blockchain.GenesisTimeFetcher
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}
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// NewRegularSync service.
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func NewRegularSync(cfg *Config) *RegularSync {
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r := &RegularSync{
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ctx: context.Background(),
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db: cfg.DB,
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p2p: cfg.P2P,
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operations: cfg.Operations,
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chain: cfg.Chain,
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initialSync: cfg.InitialSync,
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slotToPendingBlocks: make(map[uint64]*ethpb.BeaconBlock),
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seenPendingBlocks: make(map[[32]byte]bool),
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}
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r.registerRPCHandlers()
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r.registerSubscribers()
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return r
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}
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// RegularSync service is responsible for handling all run time p2p related operations as the
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// main entry point for network messages.
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type RegularSync struct {
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ctx context.Context
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p2p p2p.P2P
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db db.Database
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operations *operations.Service
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chain blockchainService
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slotToPendingBlocks map[uint64]*ethpb.BeaconBlock
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seenPendingBlocks map[[32]byte]bool
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pendingQueueLock sync.RWMutex
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chainStarted bool
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initialSync Checker
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validateBlockLock sync.RWMutex
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}
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// Start the regular sync service.
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func (r *RegularSync) Start() {
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r.p2p.AddConnectionHandler(r.sendRPCStatusRequest)
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r.p2p.AddDisconnectionHandler(r.removeDisconnectedPeerStatus)
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go r.processPendingBlocksQueue()
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go r.maintainPeerStatuses()
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}
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// Stop the regular sync service.
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func (r *RegularSync) Stop() error {
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return nil
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}
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// Status of the currently running regular sync service.
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func (r *RegularSync) Status() error {
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if r.chainStarted && r.initialSync.Syncing() {
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return errors.New("waiting for initial sync")
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}
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return nil
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}
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// Checker defines a struct which can verify whether a node is currently
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// synchronizing a chain with the rest of peers in the network.
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type Checker interface {
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Syncing() bool
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Status() error
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}
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// StatusTracker interface for accessing the status / handshake messages received so far.
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type StatusTracker interface {
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PeerStatuses() map[peer.ID]*pb.Status
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}
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