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Limit hashlist in size

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This commit is contained in:
Florian Reimair 2019-01-24 14:57:03 +01:00
parent 273b8c1692
commit bafce455f8
1 changed files with 18 additions and 13 deletions
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31
monitor/src/main/java/bisq/monitor/metric/P2PNetworkLoad.java
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@ -67,7 +67,8 @@ public class P2PNetworkLoad extends Metric implements MessageListener, SetupList
private Boolean ready = false;
private Map<String, Map<String, Counter>> bucketsPerHost = new ConcurrentHashMap<>();
private CountDownLatch latch;
private Map<String, Set<byte[]>> hashesPerHost = new ConcurrentHashMap<>();;
private Set<byte[]> hashes = new HashSet<>();
private boolean reportFindings;
private class Counter {
private int value = 1;
@ -120,6 +121,14 @@ public class P2PNetworkLoad extends Metric implements MessageListener, SetupList
bucketsPerHost.clear();
ArrayList<Thread> threadList = new ArrayList<>();
// in case we just started anew, do not report our findings as they contain not
// only the changes since our last run, but a whole lot more dating back even
// till the beginning of bisq.
if (hashes.isEmpty())
reportFindings = false;
else
reportFindings = true;
// for each configured host
for (String current : configuration.getProperty(HOSTS, "").split(",")) {
threadList.add(new Thread(new Runnable() {
@ -133,9 +142,7 @@ public class P2PNetworkLoad extends Metric implements MessageListener, SetupList
nonce = new Random().nextInt();
SettableFuture<Connection> future = networkNode.sendMessage(target,
new PreliminaryGetDataRequest(nonce,
hashesPerHost.get(target.getFullAddress()) == null ? new HashSet<>()
: hashesPerHost.get(target.getFullAddress())));
new PreliminaryGetDataRequest(nonce, hashes));
Futures.addCallback(future, new FutureCallback<Connection>() {
@Override
@ -191,7 +198,13 @@ public class P2PNetworkLoad extends Metric implements MessageListener, SetupList
report.put(host.replace("http://", "").trim() + ".referenceValue", String.valueOf(referenceValue));
});
reporter.report(report, "bisq." + getName());
// when our hash cache exceeds a hard limit, we clear the cache and start anew
if (hashes.size() > 150000)
hashes.clear();
// report our findings iff we have not just started anew
if (reportFindings)
reporter.report(report, "bisq." + getName());
}
@Override
@ -201,7 +214,6 @@ public class P2PNetworkLoad extends Metric implements MessageListener, SetupList
GetDataResponse dataResponse = (GetDataResponse) networkEnvelope;
Map<String, Counter> buckets = new HashMap<>();
Set<byte[]> hashes = new HashSet<>();
final Set<ProtectedStorageEntry> dataSet = dataResponse.getDataSet();
dataSet.stream().forEach(e -> {
final ProtectedStoragePayload protectedStoragePayload = e.getProtectedStoragePayload();
@ -211,7 +223,6 @@ public class P2PNetworkLoad extends Metric implements MessageListener, SetupList
}
// memorize message hashes
// TODO cleanup hash list once in a while
hashes.add(P2PDataStorage.get32ByteHash(protectedStoragePayload));
// For logging different data types
@ -229,7 +240,6 @@ public class P2PNetworkLoad extends Metric implements MessageListener, SetupList
persistableNetworkPayloadSet.stream().forEach(persistableNetworkPayload -> {
// memorize message hashes
// TODO cleanup hash list once in a while
hashes.add(persistableNetworkPayload.getHash());
// For logging different data types
@ -242,11 +252,6 @@ public class P2PNetworkLoad extends Metric implements MessageListener, SetupList
});
}
try {
hashesPerHost.get(connection.peersNodeAddressProperty().getValue().getFullAddress()).addAll(hashes);
} catch (NullPointerException npe) {
hashesPerHost.put(connection.peersNodeAddressProperty().getValue().getFullAddress(), hashes);
}
bucketsPerHost.put(connection.peersNodeAddressProperty().getValue().getFullAddress(), buckets);
connection.removeMessageListener(this);