/**
* Dumps out the persisted mementos that are at the given directory.
*
* <p>Binds to the persisted state (as a "hot standby") to load the raw data (as strings), and to
* write out the entity, location, policy, enricher, feed and catalog-item data.
*
* @param dir The directory containing the persisted state
*/
public static void dumpMementoDir(File dir) {
LocalManagementContextForTests mgmt =
new LocalManagementContextForTests(BrooklynProperties.Factory.newEmpty());
FileBasedObjectStore store = null;
BrooklynMementoPersisterToObjectStore persister = null;
try {
store = new FileBasedObjectStore(dir);
store.injectManagementContext(mgmt);
store.prepareForSharedUse(PersistMode.AUTO, HighAvailabilityMode.HOT_STANDBY);
persister =
new BrooklynMementoPersisterToObjectStore(
store, BrooklynProperties.Factory.newEmpty(), RebindTestUtils.class.getClassLoader());
BrooklynMementoRawData data =
persister.loadMementoRawData(RebindExceptionHandlerImpl.builder().build());
List<BrooklynObjectType> types =
ImmutableList.of(
BrooklynObjectType.ENTITY,
BrooklynObjectType.LOCATION,
BrooklynObjectType.POLICY,
BrooklynObjectType.ENRICHER,
BrooklynObjectType.FEED,
BrooklynObjectType.CATALOG_ITEM);
for (BrooklynObjectType type : types) {
LOG.info(type + " (" + data.getObjectsOfType(type).keySet() + "):");
for (Map.Entry<String, String> entry : data.getObjectsOfType(type).entrySet()) {
LOG.info("\t" + type + " " + entry.getKey() + ": " + entry.getValue());
}
}
} finally {
if (persister != null) persister.stop(false);
if (store != null) store.close();
mgmt.terminate();
}
}
@Override
public void onManageEntityFailed(Entity entity, Exception e) {
manageEntityFailures.put(
entity,
new IllegalStateException(
"problem managing entity " + entity.getId() + " (" + entity + ")", e));
super.onManageEntityFailed(entity, e);
}
@Override
public void onManageLocationFailed(Location location, Exception e) {
manageLocationFailures.put(
location,
new IllegalStateException(
"problem managing location " + location.getId() + " (" + location + ")", e));
super.onManageLocationFailed(location, e);
}
@Override
public void onRebindPolicyFailed(Policy policy, Exception e) {
rebindPolicyFailures.put(
policy,
new IllegalStateException(
"problem rebinding plicy " + policy.getId() + " (" + policy + ")", e));
super.onRebindPolicyFailed(policy, e);
}
@Override
public BrooklynMementoRawData retrieveMementoRawData() {
RebindExceptionHandler exceptionHandler =
RebindExceptionHandlerImpl.builder()
.danglingRefFailureMode(danglingRefFailureMode)
.rebindFailureMode(rebindFailureMode)
.addConfigFailureMode(addConfigFailureMode)
.addPolicyFailureMode(addPolicyFailureMode)
.loadPolicyFailureMode(loadPolicyFailureMode)
.build();
return loadMementoRawData(exceptionHandler);
}
@Override
public List<Application> rebind(
ClassLoader classLoaderO,
RebindExceptionHandler exceptionHandlerO,
ManagementNodeState modeO) {
final ClassLoader classLoader =
classLoaderO != null ? classLoaderO : managementContext.getCatalogClassLoader();
final RebindExceptionHandler exceptionHandler =
exceptionHandlerO != null
? exceptionHandlerO
: RebindExceptionHandlerImpl.builder()
.danglingRefFailureMode(danglingRefFailureMode)
.danglingRefQuorumRequiredHealthy(danglingRefsQuorumRequiredHealthy)
.rebindFailureMode(rebindFailureMode)
.addConfigFailureMode(addConfigFailureMode)
.addPolicyFailureMode(addPolicyFailureMode)
.loadPolicyFailureMode(loadPolicyFailureMode)
.build();
final ManagementNodeState mode = modeO != null ? modeO : getRebindMode();
if (mode != ManagementNodeState.MASTER
&& mode != ManagementNodeState.HOT_STANDBY
&& mode != ManagementNodeState.HOT_BACKUP)
throw new IllegalStateException(
"Must be either master or hot standby/backup to rebind (mode " + mode + ")");
ExecutionContext ec = BasicExecutionContext.getCurrentExecutionContext();
if (ec == null) {
ec = managementContext.getServerExecutionContext();
Task<List<Application>> task =
ec.submit(
new Callable<List<Application>>() {
@Override
public List<Application> call() throws Exception {
return rebindImpl(classLoader, exceptionHandler, mode);
}
});
try {
return task.get();
} catch (Exception e) {
throw Exceptions.propagate(e);
}
} else {
return rebindImpl(classLoader, exceptionHandler, mode);
}
}
public void rebindPartialActive(
CompoundTransformer transformer, Iterator<BrooklynObject> objectsToRebind) {
final ClassLoader classLoader = managementContext.getCatalogClassLoader();
// TODO we might want different exception handling for partials;
// failure at various points should leave proxies in a sensible state,
// either pointing at old or at new, though this is relatively untested,
// and some things e.g. policies might not be properly started
final RebindExceptionHandler exceptionHandler =
RebindExceptionHandlerImpl.builder()
.danglingRefFailureMode(danglingRefFailureMode)
.danglingRefQuorumRequiredHealthy(danglingRefsQuorumRequiredHealthy)
.rebindFailureMode(rebindFailureMode)
.addConfigFailureMode(addConfigFailureMode)
.addPolicyFailureMode(addPolicyFailureMode)
.loadPolicyFailureMode(loadPolicyFailureMode)
.build();
final ManagementNodeState mode = getRebindMode();
ActivePartialRebindIteration iteration =
new ActivePartialRebindIteration(
this,
mode,
classLoader,
exceptionHandler,
rebindActive,
readOnlyRebindCount,
rebindMetrics,
persistenceStoreAccess);
iteration.setObjectIterator(
Iterators.transform(
objectsToRebind,
new Function<BrooklynObject, BrooklynObject>() {
@Override
public BrooklynObject apply(BrooklynObject obj) {
// entities must be deproxied
if (obj instanceof Entity) obj = Entities.deproxy((Entity) obj);
return obj;
}
}));
if (transformer != null) iteration.applyTransformer(transformer);
iteration.run();
}
@Override
public void onCreateLocationFailed(String id, String type, Exception e) {
createLocationFailures.put(
id, new IllegalStateException("problem creating location " + id + " of type " + type, e));
super.onCreateLocationFailed(id, type, e);
}
@Override
public void onLoadEnricherMementoFailed(String msg, Exception e) {
loadMementoFailures.add(new IllegalStateException("problem loading mementos: " + msg, e));
super.onLoadPolicyMementoFailed(msg, e);
}
@Override
public void onDone() {
super.onDone();
}
@Override
public void onPolicyNotFound(String id) {
locationNotFoundFailures.put(id, new IllegalStateException("policy'" + id + "' not found"));
super.onPolicyNotFound(id);
}
@Override
public void onEntityNotFound(String id) {
entityNotFoundFailures.put(id, new IllegalStateException("entity '" + id + "' not found"));
super.onEntityNotFound(id);
}