@Override FlushResponse doProcess() { FlushResponse res = esClient.flushTransLog(indexName).actionGet(); int failedShards = res.getFailedShards(); // 例外が発生しないがflushのエラーになった場合は、他のリクエストでのflushにまかせるため、ここではエラーとはしていない。 if (failedShards > 0) { String message = String.format( "ES translog flush failed. index[%s] failedShardsCount[%d]", indexName, failedShards); log.info(message); } return res; }
@Test @TestLogging(value = "cluster.service:TRACE,action.get:TRACE") public void testSimpleRecovery() throws Exception { assertAcked(prepareCreate("test", 1).execute().actionGet(5000)); NumShards numShards = getNumShards("test"); logger.info("Running Cluster Health"); ensureYellow(); client() .index(indexRequest("test").type("type1").id("1").source(source("1", "test"))) .actionGet(); FlushResponse flushResponse = client().admin().indices().flush(flushRequest("test")).actionGet(); assertThat(flushResponse.getTotalShards(), equalTo(numShards.totalNumShards)); assertThat(flushResponse.getSuccessfulShards(), equalTo(numShards.numPrimaries)); assertThat(flushResponse.getFailedShards(), equalTo(0)); client() .index(indexRequest("test").type("type1").id("2").source(source("2", "test"))) .actionGet(); RefreshResponse refreshResponse = client().admin().indices().refresh(refreshRequest("test")).actionGet(); assertThat(refreshResponse.getTotalShards(), equalTo(numShards.totalNumShards)); assertThat(refreshResponse.getSuccessfulShards(), equalTo(numShards.numPrimaries)); assertThat(refreshResponse.getFailedShards(), equalTo(0)); allowNodes("test", 2); logger.info("Running Cluster Health"); ensureGreen(); GetResponse getResult; for (int i = 0; i < 5; i++) { getResult = client() .get(getRequest("test").type("type1").id("1").operationThreaded(false)) .actionGet(1000); assertThat(getResult.getSourceAsString(), equalTo(source("1", "test"))); getResult = client() .get(getRequest("test").type("type1").id("1").operationThreaded(false)) .actionGet(1000); assertThat(getResult.getSourceAsString(), equalTo(source("1", "test"))); getResult = client() .get(getRequest("test").type("type1").id("2").operationThreaded(true)) .actionGet(1000); assertThat(getResult.getSourceAsString(), equalTo(source("2", "test"))); getResult = client() .get(getRequest("test").type("type1").id("2").operationThreaded(true)) .actionGet(1000); assertThat(getResult.getSourceAsString(), equalTo(source("2", "test"))); } // now start another one so we move some primaries allowNodes("test", 3); Thread.sleep(200); logger.info("Running Cluster Health"); ensureGreen(); for (int i = 0; i < 5; i++) { getResult = client().get(getRequest("test").type("type1").id("1")).actionGet(1000); assertThat(getResult.getSourceAsString(), equalTo(source("1", "test"))); getResult = client().get(getRequest("test").type("type1").id("1")).actionGet(1000); assertThat(getResult.getSourceAsString(), equalTo(source("1", "test"))); getResult = client().get(getRequest("test").type("type1").id("1")).actionGet(1000); assertThat(getResult.getSourceAsString(), equalTo(source("1", "test"))); getResult = client() .get(getRequest("test").type("type1").id("2").operationThreaded(true)) .actionGet(1000); assertThat(getResult.getSourceAsString(), equalTo(source("2", "test"))); getResult = client() .get(getRequest("test").type("type1").id("2").operationThreaded(true)) .actionGet(1000); assertThat(getResult.getSourceAsString(), equalTo(source("2", "test"))); getResult = client() .get(getRequest("test").type("type1").id("2").operationThreaded(true)) .actionGet(1000); assertThat(getResult.getSourceAsString(), equalTo(source("2", "test"))); } }