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Give LocalBitcoinNode a timeout in case BitcoinJ hangs during handshake attempt #4058

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merged 2 commits into from Mar 14, 2020
Merged

Give LocalBitcoinNode a timeout in case BitcoinJ hangs during handshake attempt #4058

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ba229cf
put in future timeout in case bitcoinj hangs
dmos62 Mar 13, 2020
f5253c8
reformat exception handling
dmos62 Mar 13, 2020
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12 changes: 6 additions & 6 deletions core/src/main/java/bisq/core/btc/nodes/LocalBitcoinNode.java
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Expand Up @@ -249,13 +249,13 @@ private Optional<VersionMessage> attemptHandshakeForVersionMessage() {
try {
var peerVersionMessage = peerVersionMessageFuture.get(HANDSHAKE_TIMEOUT, TimeUnit.MILLISECONDS);
optionalPeerVersionMessage = Optional.of(peerVersionMessage);
} catch (ExecutionException | InterruptedException | CancellationException | TimeoutException ex) {
} catch (ExecutionException | InterruptedException | CancellationException ex) {
optionalPeerVersionMessage = Optional.empty();
if (ex instanceof TimeoutException) {
log.error("Exploratory handshake attempt with a local Bitcoin node (that may not be there)" +
" unexpectedly timed out. This should never happen; please report this. HANDSHAKE_TIMEOUT" +
" is {} ms. Continuing as if a local BTC node was not found.", HANDSHAKE_TIMEOUT);
}
} catch (TimeoutException ex) {
optionalPeerVersionMessage = Optional.empty();
log.error("Exploratory handshake attempt with a local Bitcoin node (that may not be there)" +
" unexpectedly timed out. This should never happen; please report this. HANDSHAKE_TIMEOUT" +
" is {} ms. Continuing as if a local BTC node was not found.", HANDSHAKE_TIMEOUT);
}

peer.close();
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