private static long clusterSeed() {
String property = System.getProperty(TESTS_CLUSTER_SEED);
if (!Strings.hasLength(property)) {
return System.nanoTime();
}
return SeedUtils.parseSeed(property);
}
@Inject
public MockFSDirectoryService(
IndexSettings idxSettings,
IndexStore indexStore,
final IndicesService service,
final ShardPath path) {
super(idxSettings, indexStore, path);
Settings indexSettings = idxSettings.getSettings();
final long seed = indexSettings.getAsLong(ESIntegTestCase.SETTING_INDEX_SEED, 0l);
this.random = new Random(seed);
randomIOExceptionRate = indexSettings.getAsDouble(RANDOM_IO_EXCEPTION_RATE, 0.0d);
randomIOExceptionRateOnOpen = indexSettings.getAsDouble(RANDOM_IO_EXCEPTION_RATE_ON_OPEN, 0.0d);
preventDoubleWrite =
indexSettings.getAsBoolean(RANDOM_PREVENT_DOUBLE_WRITE, true); // true is default in MDW
noDeleteOpenFile =
indexSettings.getAsBoolean(
RANDOM_NO_DELETE_OPEN_FILE, random.nextBoolean()); // true is default in MDW
random.nextInt(shardId.getId() + 1); // some randomness per shard
throttle = MockDirectoryWrapper.Throttling.NEVER;
crashIndex = indexSettings.getAsBoolean(CRASH_INDEX, true);
if (logger.isDebugEnabled()) {
logger.debug(
"Using MockDirWrapper with seed [{}] throttle: [{}] crashIndex: [{}]",
SeedUtils.formatSeed(seed),
throttle,
crashIndex);
}
this.indexSettings = indexSettings;
delegateService = randomDirectorService(indexStore, path);
}
public static String clusterName(String prefix, String childVMId, long clusterSeed) {
StringBuilder builder = new StringBuilder(prefix);
builder.append('-').append(NetworkUtils.getLocalAddress().getHostName());
builder.append("-CHILD_VM=[").append(childVMId).append(']');
builder.append("-CLUSTER_SEED=[").append(clusterSeed).append(']');
// if multiple maven task run on a single host we better have an identifier that doesn't rely on
// input params
builder.append("-HASH=[").append(SeedUtils.formatSeed(System.nanoTime())).append(']');
return builder.toString();
}
TestCluster(
long clusterSeed, int numNodes, String clusterName, NodeSettingsSource nodeSettingsSource) {
this.clusterName = clusterName;
Random random = new Random(clusterSeed);
numSharedNodes =
numNodes == -1 ? 2 + random.nextInt(4) : numNodes; // at least 2 nodes if randomized
assert numSharedNodes >= 0;
/*
* TODO
* - we might want start some master only nodes?
* - we could add a flag that returns a client to the master all the time?
* - we could add a flag that never returns a client to the master
* - along those lines use a dedicated node that is master eligible and let all other nodes be only data nodes
*/
sharedNodesSeeds = new long[numSharedNodes];
for (int i = 0; i < sharedNodesSeeds.length; i++) {
sharedNodesSeeds[i] = random.nextLong();
}
logger.info(
"Setup TestCluster [{}] with seed [{}] using [{}] nodes",
clusterName,
SeedUtils.formatSeed(clusterSeed),
numSharedNodes);
Builder builder =
ImmutableSettings.settingsBuilder()
/* use RAM directories in 10% of the runs */
// .put("index.store.type", random.nextInt(10) == 0 ?
// MockRamIndexStoreModule.class.getName() : MockFSIndexStoreModule.class.getName())
.put("index.store.type", MockFSIndexStoreModule.class.getName()) // no RAM dir for now!
.put(IndexEngineModule.EngineSettings.ENGINE_TYPE, MockEngineModule.class.getName())
.put("cluster.name", clusterName)
// decrease the routing schedule so new nodes will be added quickly - some random value
// between 30 and 80 ms
.put("cluster.routing.schedule", (30 + random.nextInt(50)) + "ms")
// default to non gateway
.put("gateway.type", "none");
if (isLocalTransportConfigured()) {
builder.put(
TransportModule.TRANSPORT_TYPE_KEY, AssertingLocalTransportModule.class.getName());
} else {
builder.put(Transport.TransportSettings.TRANSPORT_TCP_COMPRESS, random.nextInt(10) == 0);
}
this.defaultSettings = builder.build();
this.nodeSettingsSource = nodeSettingsSource;
}
protected void appendClusterSeed(ReproduceErrorMessageBuilder builder) {
builder.appendOpt(TESTS_CLUSTER_SEED, SeedUtils.formatSeed(SHARED_CLUSTER_SEED));
}