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Faster Synchronizer shutdown by checking Controller.isStopping()

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catbref 2020-03-16 16:05:27 +00:00
parent 1d3ee77fb8
commit 12f9ecaaca
2 changed files with 25 additions and 1 deletions
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8
src/main/java/org/qortal/controller/Controller.java
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@ -241,6 +241,10 @@ public class Controller extends Thread {
return this.savedArgs;
}
/* package */ static boolean isStopping() {
return isStopping;
}
// Entry point
public static void main(String[] args) {
@ -545,6 +549,10 @@ public class Controller extends Thread {
LOGGER.debug(() -> String.format("Failed to synchronize with peer %s (%s)", peer, syncResult.name()));
break;
case SHUTTING_DOWN:
// Just quietly exit
break;
case OK:
requestSysTrayUpdate = true;
// fall-through...

18
src/main/java/org/qortal/controller/Synchronizer.java
View File

@ -45,7 +45,7 @@ public class Synchronizer {
private static Synchronizer instance;
public enum SynchronizationResult {
OK, NOTHING_TO_DO, GENESIS_ONLY, NO_COMMON_BLOCK, TOO_DIVERGENT, NO_REPLY, INFERIOR_CHAIN, INVALID_DATA, NO_BLOCKCHAIN_LOCK, REPOSITORY_ISSUE;
OK, NOTHING_TO_DO, GENESIS_ONLY, NO_COMMON_BLOCK, TOO_DIVERGENT, NO_REPLY, INFERIOR_CHAIN, INVALID_DATA, NO_BLOCKCHAIN_LOCK, REPOSITORY_ISSUE, SHUTTING_DOWN;
}
// Constructors
@ -94,6 +94,9 @@ public class Synchronizer {
ourInitialHeight, Base58.encode(ourLastBlockSignature), ourLatestBlockData.getTimestamp()));
List<BlockSummaryData> peerBlockSummaries = fetchSummariesFromCommonBlock(repository, peer, ourInitialHeight);
if (peerBlockSummaries == null && Controller.isStopping())
return SynchronizationResult.SHUTTING_DOWN;
if (peerBlockSummaries == null) {
LOGGER.info(String.format("Error while trying to find common block with peer %s", peer));
return SynchronizationResult.NO_REPLY;
@ -154,6 +157,9 @@ public class Synchronizer {
int peerBlockCount = peerHeight - commonBlockHeight;
while (peerBlockSummaries.size() < peerBlockCount) {
if (Controller.isStopping())
return SynchronizationResult.SHUTTING_DOWN;
int lastSummaryHeight = commonBlockHeight + peerBlockSummaries.size();
byte[] previousSignature;
if (peerBlockSummaries.isEmpty())
@ -212,6 +218,9 @@ public class Synchronizer {
LOGGER.debug(String.format("Orphaning blocks back to common block height %d, sig %.8s", commonBlockHeight, commonBlockSig58));
while (ourHeight > commonBlockHeight) {
if (Controller.isStopping())
return SynchronizationResult.SHUTTING_DOWN;
BlockData blockData = repository.getBlockRepository().fromHeight(ourHeight);
Block block = new Block(repository, blockData);
block.orphan();
@ -232,6 +241,9 @@ public class Synchronizer {
List<byte[]> peerBlockSignatures = peerBlockSummaries.stream().map(BlockSummaryData::getSignature).collect(Collectors.toList());
while (ourHeight < peerHeight && ourHeight < maxBatchHeight) {
if (Controller.isStopping())
return SynchronizationResult.SHUTTING_DOWN;
// Do we need more signatures?
if (peerBlockSignatures.isEmpty()) {
int numberRequested = maxBatchHeight - ourHeight;
@ -331,6 +343,10 @@ public class Synchronizer {
BlockData testBlockData = null;
while (testHeight >= 1) {
// Are we shutting down?
if (Controller.isStopping())
return null;
// Fetch our block signature at this height
testBlockData = repository.getBlockRepository().fromHeight(testHeight);
if (testBlockData == null) {