Skip to content

Add a full cluster restart test for index shrinking #25720

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Jul 26, 2017
Merged

Add a full cluster restart test for index shrinking #25720

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
65 changes: 65 additions & 0 deletions qa/full-cluster-restart/src/test/java/org/elasticsearch/upgrades/FullClusterRestartIT.java
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -350,6 +350,71 @@ public void testClusterState() throws Exception {

}

public void testShrink() throws IOException {
String shrunkenIndex = index + "_shrunk";
int numDocs;
if (runningAgainstOldCluster) {
XContentBuilder mappingsAndSettings = jsonBuilder();
mappingsAndSettings.startObject();
{
mappingsAndSettings.startObject("mappings");
mappingsAndSettings.startObject("doc");
mappingsAndSettings.startObject("properties");
{
mappingsAndSettings.startObject("field");
mappingsAndSettings.field("type", "text");
mappingsAndSettings.endObject();
}
mappingsAndSettings.endObject();
mappingsAndSettings.endObject();
mappingsAndSettings.endObject();
}
mappingsAndSettings.endObject();
client().performRequest("PUT", "/" + index, Collections.emptyMap(),
new StringEntity(mappingsAndSettings.string(), ContentType.APPLICATION_JSON));

numDocs = randomIntBetween(512, 1024);
indexRandomDocuments(numDocs, true, true, i -> {
return JsonXContent.contentBuilder().startObject()
.field("field", "value")
.endObject();
});

String updateSettingsRequestBody = "{\"settings\": {\"index.blocks.write\": true}}";
Response rsp = client().performRequest("PUT", "/" + index + "/_settings", Collections.emptyMap(),
new StringEntity(updateSettingsRequestBody, ContentType.APPLICATION_JSON));
assertEquals(200, rsp.getStatusLine().getStatusCode());

String shrinkIndexRequestBody = "{\"settings\": {\"index.number_of_shards\": 1}}";
rsp = client().performRequest("PUT", "/" + index + "/_shrink/" + shrunkenIndex, Collections.emptyMap(),
new StringEntity(shrinkIndexRequestBody, ContentType.APPLICATION_JSON));
assertEquals(200, rsp.getStatusLine().getStatusCode());

rsp = client().performRequest("POST", "/_refresh");
assertEquals(200, rsp.getStatusLine().getStatusCode());
} else {
numDocs = countOfIndexedRandomDocuments();
}

Map<?, ?> response = toMap(client().performRequest("GET", "/" + index + "/_search"));
assertNoFailures(response);
int totalShards = (int) XContentMapValues.extractValue("_shards.total", response);
assertThat(totalShards, greaterThan(1));
int successfulShards = (int) XContentMapValues.extractValue("_shards.successful", response);
assertEquals(totalShards, successfulShards);
int totalHits = (int) XContentMapValues.extractValue("hits.total", response);
assertEquals(numDocs, totalHits);

response = toMap(client().performRequest("GET", "/" + shrunkenIndex+ "/_search"));
assertNoFailures(response);
totalShards = (int) XContentMapValues.extractValue("_shards.total", response);
assertEquals(1, totalShards);
successfulShards = (int) XContentMapValues.extractValue("_shards.successful", response);
assertEquals(1, successfulShards);
totalHits = (int) XContentMapValues.extractValue("hits.total", response);
assertEquals(numDocs, totalHits);
}

void assertBasicSearchWorks(int count) throws IOException {
logger.info("--> testing basic search");
Map<String, Object> response = toMap(client().performRequest("GET", "/" + index + "/_search"));
Expand Down