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[Backport 1.x] Bug Fix, return default ID when log4j ThreadContext is empty #539

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Apr 7, 2022
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[Backport 1.x] Bug Fix, return default ID when log4j ThreadContext is empty #539

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21 changes: 21 additions & 0 deletions integ-test/src/test/java/org/opensearch/sql/legacy/JdbcTestIT.java
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@
import static org.hamcrest.Matchers.containsString;
import static org.hamcrest.Matchers.equalTo;

import java.io.IOException;
import org.json.JSONArray;
import org.json.JSONObject;
import org.junit.Assert;
Expand Down Expand Up @@ -40,6 +41,26 @@ public void testPercentilesQuery() {
assertThat(percentileRow.getDouble("99.9"), equalTo(39.0));
}

// https://github.com/opensearch-project/sql/issues/537
@Test
public void testSlowQuery() throws IOException {
// set slow log threshold = 0s
updateClusterSettings(new ClusterSetting(PERSISTENT, "plugins.sql.slowlog", "0"));

JSONObject response = executeJdbcRequest(
"SELECT percentiles(age, 25.0, 50.0, 75.0, 99.9) age_percentiles " +
"FROM opensearch-sql_test_index_people");

assertThat(response.getJSONArray("datarows").length(), equalTo(1));
JSONObject percentileRow = (JSONObject) response.query("/datarows/0/0");
assertThat(percentileRow.getDouble("25.0"), equalTo(31.5));
assertThat(percentileRow.getDouble("50.0"), equalTo(33.5));
assertThat(percentileRow.getDouble("75.0"), equalTo(36.5));
assertThat(percentileRow.getDouble("99.9"), equalTo(39.0));

wipeAllClusterSettings();
}

@Ignore("flaky test, trigger resource not enough exception. "
+ "ORDER BY date_format(insert_time, 'dd-MM-YYYY') can't be pushed down ")
public void testDateTimeInQuery() {
Expand Down
11 changes: 4 additions & 7 deletions legacy/src/main/java/org/opensearch/sql/legacy/utils/LogUtils.java
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@
package org.opensearch.sql.legacy.utils;

import java.util.Map;
import java.util.Optional;
import java.util.UUID;
import org.apache.logging.log4j.ThreadContext;

Expand All @@ -20,6 +21,8 @@ public class LogUtils {
*/
private static final String REQUEST_ID_KEY = "request_id";

private static final String EMPTY_ID = "ID";

/**
* Generates a random UUID and adds to the {@link ThreadContext} as the request id.
* <p>
Expand All @@ -38,13 +41,7 @@ public static void addRequestId() {
* @return the current request id from {@link ThreadContext}
*/
public static String getRequestId() {

final String requestId = ThreadContext.get(REQUEST_ID_KEY);
if (requestId == null) {
throw new IllegalStateException("Request id not present in current context");
}

return requestId;
return Optional.ofNullable(ThreadContext.get(REQUEST_ID_KEY)).orElseGet(() -> EMPTY_ID);
}

/**
Expand Down
6 changes: 3 additions & 3 deletions legacy/src/test/java/org/opensearch/sql/legacy/unittest/utils/LogUtilsTest.java
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Expand Up @@ -8,6 +8,7 @@

import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.not;
import static org.junit.Assert.assertEquals;

import org.apache.logging.log4j.ThreadContext;
import org.junit.After;
Expand Down Expand Up @@ -44,10 +45,9 @@ public void addRequestId_alreadyExists() {
Assert.assertThat(requestId2, not(equalTo(requestId)));
}

@Test(expected = IllegalStateException.class)
@Test
public void getRequestId_doesNotExist() {

LogUtils.getRequestId();
assertEquals("ID", LogUtils.getRequestId());
}

@Test
Expand Down