public void addDeletion(SearchRequestBuilder searchRequest) {
searchRequest
.addSort("_doc", SortOrder.ASC)
.setScroll(TimeValue.timeValueMinutes(5))
.setSize(100)
// load only doc ids, not _source fields
.setFetchSource(false);
// this search is synchronous. An optimization would be to be non-blocking,
// but it requires to tracking pending requests in close().
// Same semaphore can't be reused because of potential deadlock (requires to acquire
// two locks)
SearchResponse searchResponse = searchRequest.get();
while (true) {
SearchHit[] hits = searchResponse.getHits().getHits();
for (SearchHit hit : hits) {
DeleteRequestBuilder deleteRequestBuilder =
client.prepareDelete(hit.index(), hit.type(), hit.getId());
SearchHitField routing = hit.field("_routing");
if (routing != null) {
deleteRequestBuilder.setRouting(routing.getValue());
}
add(deleteRequestBuilder.request());
}
String scrollId = searchResponse.getScrollId();
searchResponse =
client.prepareSearchScroll(scrollId).setScroll(TimeValue.timeValueMinutes(5)).get();
if (hits.length == 0) {
client.nativeClient().prepareClearScroll().addScrollId(scrollId).get();
break;
}
}
}
private void test(
String name, Class<? extends HashFunction> expectedHashFunction, boolean expectedUseType)
throws Exception {
Path zippedIndexDir = getDataPath("/org/elasticsearch/cluster/routing/" + name + ".zip");
Settings baseSettings = prepareBackwardsDataDir(zippedIndexDir);
internalCluster()
.startNode(Settings.builder().put(baseSettings).put(Node.HTTP_ENABLED, true).build());
ensureYellow("test");
GetIndexResponse getIndexResponse = client().admin().indices().prepareGetIndex().get();
assertArrayEquals(new String[] {"test"}, getIndexResponse.indices());
GetSettingsResponse getSettingsResponse =
client().admin().indices().prepareGetSettings("test").get();
assertEquals(
expectedHashFunction.getName(),
getSettingsResponse.getSetting("test", IndexMetaData.SETTING_LEGACY_ROUTING_HASH_FUNCTION));
assertEquals(
Boolean.valueOf(expectedUseType).toString(),
getSettingsResponse.getSetting("test", IndexMetaData.SETTING_LEGACY_ROUTING_USE_TYPE));
SearchResponse allDocs = client().prepareSearch("test").get();
assertSearchResponse(allDocs);
assertHitCount(allDocs, 4);
// Make sure routing works
for (SearchHit hit : allDocs.getHits().hits()) {
GetResponse get = client().prepareGet(hit.index(), hit.type(), hit.id()).get();
assertTrue(get.isExists());
}
}
@Override
public void onResponse(final SearchResponse response) {
if (!isConnected()) {
onFailure(new DfContentException("Disconnected."));
return;
}
final String scrollId = response.getScrollId();
if (isFirstScan()) {
client
.prepareSearchScroll(scrollId)
.setScroll(RequestUtil.getScroll(request))
.execute(this);
return;
}
final SearchHits hits = response.getHits();
final int size = hits.getHits().length;
currentCount += size;
logger.info(
"scrollId: "
+ scrollId
+ ", totalHits: "
+ hits.totalHits()
+ ", hits: "
+ size
+ ", current: "
+ currentCount);
try {
for (final SearchHit hit : hits) {
final String index = bulkIndex == null ? hit.index() : bulkIndex;
final String type = bulkType == null ? hit.type() : bulkType;
final String operation =
"{\"index\":{\"_index\":\""
+ index
+ "\",\"_type\":\""
+ type
+ "\",\"_id\":\""
+ hit.id()
+ "\"}}";
final String source = hit.sourceAsString();
writer.append(operation).append('\n');
writer.append(source).append('\n');
}
if (size == 0 || scrollId == null) {
// end
writer.flush();
close();
listener.onResponse(null);
} else {
client
.prepareSearchScroll(scrollId)
.setScroll(RequestUtil.getScroll(request))
.execute(this);
}
} catch (final Exception e) {
onFailure(e);
}
}
public void run() throws Exception {
Node[] nodes = new Node[numberOfNodes];
for (int i = 0; i < nodes.length; i++) {
nodes[i] = NodeBuilder.nodeBuilder().settings(settings).node();
}
client = NodeBuilder.nodeBuilder().settings(settings).client(true).node();
client
.client()
.admin()
.indices()
.prepareCreate("test")
.setSettings(
settingsBuilder()
.put("index.number_of_shards", numberOfShards)
.put("index.number_of_replicas", numberOfReplicas))
.execute()
.actionGet();
logger.info("********** [START] INDEXING INITIAL DOCS");
for (long i = 0; i < initialNumberOfDocs; i++) {
indexDoc();
}
logger.info("********** [DONE ] INDEXING INITIAL DOCS");
Indexer[] indexerThreads = new Indexer[indexers];
for (int i = 0; i < indexerThreads.length; i++) {
indexerThreads[i] = new Indexer();
}
for (int i = 0; i < indexerThreads.length; i++) {
indexerThreads[i].start();
}
long testStart = System.currentTimeMillis();
// start doing the rolling restart
int nodeIndex = 0;
while (true) {
File[] nodeData =
((InternalNode) nodes[nodeIndex])
.injector()
.getInstance(NodeEnvironment.class)
.nodeDataLocations();
nodes[nodeIndex].close();
if (clearNodeData) {
FileSystemUtils.deleteRecursively(nodeData);
}
try {
ClusterHealthResponse clusterHealth =
client
.client()
.admin()
.cluster()
.prepareHealth()
.setWaitForGreenStatus()
.setWaitForNodes(Integer.toString(numberOfNodes + 0 /* client node*/))
.setWaitForRelocatingShards(0)
.setTimeout("10m")
.execute()
.actionGet();
if (clusterHealth.timedOut()) {
logger.warn("timed out waiting for green status....");
}
} catch (Exception e) {
logger.warn("failed to execute cluster health....");
}
nodes[nodeIndex] = NodeBuilder.nodeBuilder().settings(settings).node();
Thread.sleep(1000);
try {
ClusterHealthResponse clusterHealth =
client
.client()
.admin()
.cluster()
.prepareHealth()
.setWaitForGreenStatus()
.setWaitForNodes(Integer.toString(numberOfNodes + 1 /* client node*/))
.setWaitForRelocatingShards(0)
.setTimeout("10m")
.execute()
.actionGet();
if (clusterHealth.timedOut()) {
logger.warn("timed out waiting for green status....");
}
} catch (Exception e) {
logger.warn("failed to execute cluster health....");
}
if (++nodeIndex == nodes.length) {
nodeIndex = 0;
}
if ((System.currentTimeMillis() - testStart) > period.millis()) {
logger.info("test finished");
break;
}
}
for (int i = 0; i < indexerThreads.length; i++) {
indexerThreads[i].close = true;
}
Thread.sleep(indexerThrottle.millis() + 10000);
for (int i = 0; i < indexerThreads.length; i++) {
if (!indexerThreads[i].closed) {
logger.warn("thread not closed!");
}
}
client.client().admin().indices().prepareRefresh().execute().actionGet();
// check the status
IndicesStatusResponse status =
client.client().admin().indices().prepareStatus("test").execute().actionGet();
for (IndexShardStatus shardStatus : status.index("test")) {
ShardStatus shard = shardStatus.shards()[0];
logger.info("shard [{}], docs [{}]", shard.shardId(), shard.getDocs().numDocs());
for (ShardStatus shardStatu : shardStatus) {
if (shard.docs().numDocs() != shardStatu.docs().numDocs()) {
logger.warn(
"shard doc number does not match!, got {} and {}",
shard.docs().numDocs(),
shardStatu.docs().numDocs());
}
}
}
// check the count
for (int i = 0; i < (nodes.length * 5); i++) {
CountResponse count =
client.client().prepareCount().setQuery(matchAllQuery()).execute().actionGet();
logger.info(
"indexed [{}], count [{}], [{}]",
count.count(),
indexCounter.get(),
count.count() == indexCounter.get() ? "OK" : "FAIL");
if (count.count() != indexCounter.get()) {
logger.warn("count does not match!");
}
}
// scan all the docs, verify all have the same version based on the number of replicas
SearchResponse searchResponse =
client
.client()
.prepareSearch()
.setSearchType(SearchType.SCAN)
.setQuery(matchAllQuery())
.setSize(50)
.setScroll(TimeValue.timeValueMinutes(2))
.execute()
.actionGet();
logger.info("Verifying versions for {} hits...", searchResponse.hits().totalHits());
while (true) {
searchResponse =
client
.client()
.prepareSearchScroll(searchResponse.scrollId())
.setScroll(TimeValue.timeValueMinutes(2))
.execute()
.actionGet();
if (searchResponse.failedShards() > 0) {
logger.warn("Search Failures " + Arrays.toString(searchResponse.shardFailures()));
}
for (SearchHit hit : searchResponse.hits()) {
long version = -1;
for (int i = 0; i < (numberOfReplicas + 1); i++) {
GetResponse getResponse =
client.client().prepareGet(hit.index(), hit.type(), hit.id()).execute().actionGet();
if (version == -1) {
version = getResponse.version();
} else {
if (version != getResponse.version()) {
logger.warn(
"Doc {} has different version numbers {} and {}",
hit.id(),
version,
getResponse.version());
}
}
}
}
if (searchResponse.hits().hits().length == 0) {
break;
}
}
logger.info("Done verifying versions");
client.close();
for (Node node : nodes) {
node.close();
}
}