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xds: fixed unsupported unsigned 32 bits issue for circuit breaker (#11735) 

Added change for circuit breaking by converting signed 32-bit Int to Unsigned 64-bit Long For MaxRequest negative value ( -1)

Fixes #11695
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vinodhabib 2024-12-17 05:37:22 +00:00 committed by GitHub
parent 8a5f7776db
commit f8f613984f
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2 changed files with 20 additions and 1 deletions
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2
xds/src/main/java/io/grpc/xds/XdsClusterResource.java
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@ -215,7 +215,7 @@ class XdsClusterResource extends XdsResourceType<CdsUpdate> {
continue;
}
if (threshold.hasMaxRequests()) {
maxConcurrentRequests = (long) threshold.getMaxRequests().getValue();
maxConcurrentRequests = Integer.toUnsignedLong(threshold.getMaxRequests().getValue());
}
}
}

19
xds/src/test/java/io/grpc/xds/GrpcXdsClientImplTestBase.java
View File

@ -4001,6 +4001,25 @@ public abstract class GrpcXdsClientImplTestBase {
client.shutdown();
}
@Test
public void circuitBreakingConversionOf32bitIntTo64bitLongForMaxRequestNegativeValue() {
DiscoveryRpcCall call = startResourceWatcher(XdsClusterResource.getInstance(), CDS_RESOURCE,
cdsResourceWatcher);
Any clusterCircuitBreakers = Any.pack(
mf.buildEdsCluster(CDS_RESOURCE, null, "round_robin", null, null, false, null,
"envoy.transport_sockets.tls", mf.buildCircuitBreakers(50, -1), null));
call.sendResponse(CDS, clusterCircuitBreakers, VERSION_1, "0000");
// Client sent an ACK CDS request.
call.verifyRequest(CDS, CDS_RESOURCE, VERSION_1, "0000", NODE);
verify(cdsResourceWatcher).onChanged(cdsUpdateCaptor.capture());
CdsUpdate cdsUpdate = cdsUpdateCaptor.getValue();
assertThat(cdsUpdate.clusterName()).isEqualTo(CDS_RESOURCE);
assertThat(cdsUpdate.clusterType()).isEqualTo(ClusterType.EDS);
assertThat(cdsUpdate.maxConcurrentRequests()).isEqualTo(4294967295L);
}
@Test
public void sendToNonexistentServer() throws Exception {
// Setup xdsClient to fail on stream creation