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feat(net): add volatile modifier to peer attribute variables #6360

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feat(net): add volatile modifier to peer attribute variables #6360

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5304d55
feat(net): add volatile modifier to peer attribute variables
zeusoo001 Jun 24, 2025
017207e
feat(net): adjust the order of field assignment to solve concurrency …
zeusoo001 Jul 3, 2025
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10 changes: 5 additions & 5 deletions framework/src/main/java/org/tron/core/net/peer/PeerConnection.java
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Original file line number Diff line number Diff line change
Expand Up @@ -85,7 +85,7 @@ public class PeerConnection {

@Getter
@Setter
private TronState tronState = TronState.INIT;
private volatile TronState tronState = TronState.INIT;

@Autowired
private TronNetDelegate tronNetDelegate;
Expand Down Expand Up @@ -123,15 +123,15 @@ public class PeerConnection {
private Map<Item, Long> advInvRequest = new ConcurrentHashMap<>();

@Setter
private BlockId fastForwardBlock;
private volatile BlockId fastForwardBlock;

@Getter
private BlockId blockBothHave = new BlockId();
private volatile BlockId blockBothHave = new BlockId();
@Getter
private volatile long blockBothHaveUpdateTime = System.currentTimeMillis();
@Setter
@Getter
private BlockId lastSyncBlockId;
private volatile BlockId lastSyncBlockId;
@Setter
@Getter
private volatile long remainNum;
Expand All @@ -146,7 +146,7 @@ public class PeerConnection {
private Map<BlockId, Long> syncBlockRequested = new ConcurrentHashMap<>();
@Setter
@Getter
private Pair<Deque<BlockId>, Long> syncChainRequested = null;
private volatile Pair<Deque<BlockId>, Long> syncChainRequested = null;
@Setter
@Getter
private Set<BlockId> syncBlockInProcess = new HashSet<>();
Expand Down
5 changes: 2 additions & 3 deletions framework/src/main/java/org/tron/core/net/service/sync/SyncService.java
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Original file line number Diff line number Diff line change
Expand Up @@ -159,9 +159,8 @@ private void invalid(BlockId blockId, PeerConnection peerConnection) {
}

private LinkedList<BlockId> getBlockChainSummary(PeerConnection peer) throws P2pException {

BlockId beginBlockId = peer.getBlockBothHave();
List<BlockId> blockIds = new ArrayList<>(peer.getSyncBlockToFetch());
BlockId beginBlockId = peer.getBlockBothHave();
List<BlockId> forkList = new LinkedList<>();
LinkedList<BlockId> summary = new LinkedList<>();
long syncBeginNumber = tronNetDelegate.getSyncBeginNumber();
Expand Down Expand Up @@ -323,9 +322,9 @@ private void processSyncBlock(BlockCapsule block, PeerConnection peerConnection)
for (PeerConnection peer : tronNetDelegate.getActivePeer()) {
BlockId bid = peer.getSyncBlockToFetch().peek();
if (blockId.equals(bid)) {
peer.setBlockBothHave(blockId);
peer.getSyncBlockToFetch().remove(bid);
if (flag) {
peer.setBlockBothHave(blockId);
if (peer.getSyncBlockToFetch().isEmpty() && peer.isFetchAble()) {
syncNext(peer);
}
Expand Down