brusdev commented on code in PR #5854:
URL: https://github.com/apache/activemq-artemis/pull/5854#discussion_r2253171932
##########
artemis-server/src/main/java/org/apache/activemq/artemis/core/remoting/server/impl/RemotingServiceImpl.java:
##########
@@ -571,11 +609,110 @@ public void loadProtocolServices(List<ActiveMQComponent>
protocolServices) {
@Override
public void updateProtocolServices(List<ActiveMQComponent>
protocolServices) throws Exception {
+ updateAcceptors();
+
for (ProtocolManagerFactory protocolManagerFactory :
protocolMap.values()) {
protocolManagerFactory.updateProtocolServices(this.server,
protocolServices);
}
}
+ private void updateAcceptors() throws Exception {
+ final Set<TransportConfiguration> updatedConfigurationSet =
Objects.requireNonNullElse(server.getConfiguration().getAcceptorConfigurations(),
Collections.emptySet());
+ final Map<String, TransportConfiguration> updatedConfiguration =
+ updatedConfigurationSet.stream()
+ .collect(Collectors.toMap(c -> c.getName(),
Function.identity()));
+
+ final Set<TransportConfiguration> acceptorsToStop = new HashSet<>();
+ final Set<TransportConfiguration> acceptorsToCreate = new HashSet<>();
+
+ for (TransportConfiguration candidateConfiguration :
updatedConfiguration.values()) {
+ final TransportConfiguration previous =
acceptorsConfig.get(candidateConfiguration.getName());
+
+ if (previous == null) {
+ // New configuration that was added during the update
+ acceptorsToCreate.add(candidateConfiguration);
+ } else if (!previous.equals(candidateConfiguration)) {
+ // Updated configuration that needs to be stopped and restarted.
+ acceptorsToCreate.add(candidateConfiguration);
+ acceptorsToStop.add(candidateConfiguration);
+ }
+ }
+
+ for (TransportConfiguration currentConfiguration :
acceptorsConfig.values()) {
+ if
(!updatedConfiguration.containsKey(currentConfiguration.getName())) {
+ // Acceptor that was removed from the configuration which needs
stopped and removed.
+ acceptorsToStop.add(currentConfiguration);
+ }
+ }
+
+ // Replace old configuration map with new configurations ahead of the
stop and restart phase.
+ acceptorsConfig.clear();
+ acceptorsConfig.putAll(updatedConfiguration);
+
+ final CountDownLatch acceptorsStoppedLatch = new
CountDownLatch(acceptorsToStop.size());
+
+ for (TransportConfiguration acceptorToStop : acceptorsToStop) {
+ final Acceptor acceptor = acceptors.remove(acceptorToStop.getName());
+
+ if (acceptor == null) {
+ continue;
+ }
+
+ final Map<String, Object> acceptorToStopParams =
acceptorToStop.getCombinedParams();
+
+ removeAcceptorStoreReloadCallback(acceptorToStop.getName(),
+ fileUrlFrom(acceptorToStopParams.get(KEYSTORE_PATH_PROP_NAME)),
+ storeTypeFrom(acceptorToStopParams.get(KEYSTORE_TYPE_PROP_NAME)));
+
+ removeAcceptorStoreReloadCallback(acceptorToStop.getName(),
+ fileUrlFrom(acceptorToStopParams.get(TRUSTSTORE_PATH_PROP_NAME)),
+
storeTypeFrom(acceptorToStopParams.get(TRUSTSTORE_TYPE_PROP_NAME)));
+
+ try {
+ managementService.unregisterAcceptor(acceptor.getName());
+ } catch (Throwable t) {
+
ActiveMQServerLogger.LOGGER.errorStoppingAcceptor(acceptor.getName());
+ }
+
+ try {
+ acceptor.notifyStop();
+ } catch (Throwable t) {
+
ActiveMQServerLogger.LOGGER.errorStoppingAcceptor(acceptor.getName());
+ }
+
+ try {
+ acceptor.pause();
+ } catch (Throwable t) {
+
ActiveMQServerLogger.LOGGER.errorStoppingAcceptor(acceptor.getName());
+ }
+
+ try {
+ acceptor.asyncStop(acceptorsStoppedLatch::countDown);
+ } catch (Throwable t) {
+
ActiveMQServerLogger.LOGGER.errorStoppingAcceptor(acceptor.getName());
+ }
+ }
+
+ // In some cases an acceptor stopping could be locked ie NettyAcceptor
stopping could be locked by a network failure.
+ if (!acceptorsStoppedLatch.await(ACCEPTOR_STOP_TIMEOUT,
TimeUnit.MILLISECONDS)) {
+ logger.debug("Timed out waiting on removed or updated acceptors
stopping.");
Review Comment:
Should a zombie acceptor deserve a waning?
##########
artemis-server/src/main/java/org/apache/activemq/artemis/core/remoting/server/impl/RemotingServiceImpl.java:
##########
@@ -140,7 +159,12 @@ public RemotingServiceImpl(final ClusterManager
clusterManager,
final ServiceRegistry serviceRegistry) {
this.serviceRegistry = serviceRegistry;
- acceptorsConfig = config.getAcceptorConfigurations();
+ if (config.getAcceptorConfigurations() != null &&
!config.getAcceptorConfigurations().isEmpty()) {
+ acceptorsConfig = config.getAcceptorConfigurations().stream()
+
.collect(Collectors.toMap(c -> c.getName(), Function.identity()));
+ } else {
+ acceptorsConfig = Collections.emptyMap();
Review Comment:
Collections.emptyMap doesn't support put operations.
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