Move domainSplit injection to ScrollDataExtractor (elastic/x-pack-elasticsearch#554)

By injecting immediately before use, we don't have to store it in the config and return
huge blobs to the user when they request the config

Original commit: elastic/x-pack-elasticsearch@2e53c930ea
This commit is contained in:
Zachary Tong 2017-02-14 12:26:21 -05:00 committed by GitHub
parent ac8f3ffec4
commit 72ef1acdc0
4 changed files with 85 additions and 46 deletions

View File

@ -414,24 +414,7 @@ public class DatafeedConfig extends AbstractDiffable<DatafeedConfig> implements
public void setScriptFields(List<SearchSourceBuilder.ScriptField> scriptFields) {
List<SearchSourceBuilder.ScriptField> sorted = new ArrayList<>();
for (SearchSourceBuilder.ScriptField scriptField : scriptFields) {
String script = scriptField.script().getIdOrCode();
if (script.contains("domainSplit(")) {
String modifiedCode = DomainSplitFunction.function + "\n" + script;
Map<String, Object> modifiedParams = new HashMap<>(scriptField.script().getParams().size()
+ DomainSplitFunction.params.size());
modifiedParams.putAll(scriptField.script().getParams());
modifiedParams.putAll(DomainSplitFunction.params);
Script newScript = new Script(scriptField.script().getType(), scriptField.script().getLang(),
modifiedCode, modifiedParams);
sorted.add(new SearchSourceBuilder.ScriptField(scriptField.fieldName(), newScript, scriptField.ignoreFailure()));
} else {
sorted.add(scriptField);
}
sorted.add(scriptField);
}
sorted.sort(Comparator.comparing(SearchSourceBuilder.ScriptField::fieldName));
this.scriptFields = sorted;

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@ -14,16 +14,21 @@ import org.elasticsearch.action.search.SearchScrollAction;
import org.elasticsearch.client.Client;
import org.elasticsearch.common.logging.Loggers;
import org.elasticsearch.common.unit.TimeValue;
import org.elasticsearch.script.Script;
import org.elasticsearch.search.SearchHit;
import org.elasticsearch.search.builder.SearchSourceBuilder;
import org.elasticsearch.search.fetch.StoredFieldsContext;
import org.elasticsearch.search.sort.SortOrder;
import org.elasticsearch.xpack.ml.datafeed.extractor.DataExtractor;
import org.elasticsearch.xpack.ml.datafeed.extractor.ExtractorUtils;
import org.elasticsearch.xpack.ml.utils.DomainSplitFunction;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.HashMap;
import java.util.Map;
import java.util.NoSuchElementException;
import java.util.Objects;
import java.util.Optional;
@ -111,10 +116,27 @@ class ScrollDataExtractor implements DataExtractor {
} else {
searchRequestBuilder.setFetchSource(sourceFields, null);
}
context.scriptFields.forEach(f -> searchRequestBuilder.addScriptField(f.fieldName(), f.script()));
context.scriptFields.forEach(f -> searchRequestBuilder.addScriptField(
f.fieldName(), injectDomainSplit(f.script())));
return searchRequestBuilder;
}
private Script injectDomainSplit(Script script) {
String code = script.getIdOrCode();
if (code.contains("domainSplit(")) {
String modifiedCode = DomainSplitFunction.function + "\n" + script;
Map<String, Object> modifiedParams = new HashMap<>(script.getParams().size()
+ DomainSplitFunction.params.size());
modifiedParams.putAll(script.getParams());
modifiedParams.putAll(DomainSplitFunction.params);
return new Script(script.getType(), script.getLang(),
modifiedCode, modifiedParams);
}
return script;
}
private InputStream processSearchResponse(SearchResponse searchResponse) throws IOException {
ExtractorUtils.checkSearchWasSuccessful(context.jobId, searchResponse);
scrollId = searchResponse.getScrollId();

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@ -23,7 +23,6 @@ import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import static org.hamcrest.Matchers.containsString;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.is;
@ -290,30 +289,6 @@ public class DatafeedConfigTests extends AbstractSerializingTestCase<DatafeedCon
assertThat(datafeedConfig.hasAggregations(), is(true));
}
public void testDomainSplitInjection() {
DatafeedConfig.Builder datafeed = new DatafeedConfig.Builder("datafeed1", "job1");
datafeed.setIndexes(Arrays.asList("my_index"));
datafeed.setTypes(Arrays.asList("my_type"));
SearchSourceBuilder.ScriptField withoutSplit = new SearchSourceBuilder.ScriptField(
"script1", new Script("return 1+1;"), false);
SearchSourceBuilder.ScriptField withSplit = new SearchSourceBuilder.ScriptField(
"script2", new Script("return domainSplit('foo.com', params);"), false);
datafeed.setScriptFields(Arrays.asList(withoutSplit, withSplit));
DatafeedConfig config = datafeed.build();
List<SearchSourceBuilder.ScriptField> scriptFields = config.getScriptFields();
assertThat(scriptFields.size(), equalTo(2));
assertThat(scriptFields.get(0).fieldName(), equalTo("script1"));
assertThat(scriptFields.get(0).script().getIdOrCode(), equalTo("return 1+1;"));
assertFalse(scriptFields.get(0).script().getParams().containsKey("exact"));
assertThat(scriptFields.get(1).fieldName(), equalTo("script2"));
assertThat(scriptFields.get(1).script().getIdOrCode(), containsString("List domainSplit(String host, Map params)"));
assertTrue(scriptFields.get(1).script().getParams().containsKey("exact"));
}
public static String randomValidDatafeedId() {
CodepointSetGenerator generator = new CodepointSetGenerator("abcdefghijklmnopqrstuvwxyz".toCharArray());
return generator.ofCodePointsLength(random(), 10, 10);

View File

@ -17,6 +17,7 @@ import org.elasticsearch.search.SearchHitField;
import org.elasticsearch.search.SearchHits;
import org.elasticsearch.search.builder.SearchSourceBuilder;
import org.elasticsearch.test.ESTestCase;
import org.elasticsearch.script.Script;
import org.junit.Before;
import java.io.BufferedReader;
@ -58,7 +59,11 @@ public class ScrollDataExtractorTests extends ESTestCase {
private SearchResponse nextResponse;
TestDataExtractor(long start, long end) {
super(client, createContext(start, end));
this(createContext(start, end));
}
TestDataExtractor(ScrollDataExtractorContext context) {
super(client, context);
}
@Override
@ -270,6 +275,60 @@ public class ScrollDataExtractorTests extends ESTestCase {
assertThat(e.getMessage(), equalTo("[" + jobId + "] Search request encountered [1] unavailable shards"));
}
public void testDomainSplitScriptField() throws IOException {
SearchSourceBuilder.ScriptField withoutSplit = new SearchSourceBuilder.ScriptField(
"script1", new Script("return 1+1;"), false);
SearchSourceBuilder.ScriptField withSplit = new SearchSourceBuilder.ScriptField(
"script2", new Script("return domainSplit('foo.com', params);"), false);
List<SearchSourceBuilder.ScriptField> sFields = Arrays.asList(withoutSplit, withSplit);
ScrollDataExtractorContext context = new ScrollDataExtractorContext(jobId, extractedFields, indexes,
types, query, sFields, scrollSize, 1000, 2000);
TestDataExtractor extractor = new TestDataExtractor(context);
SearchResponse response1 = createSearchResponse(
Arrays.asList(1100L, 1200L),
Arrays.asList("a1", "a2"),
Arrays.asList("b1", "b2")
);
extractor.setNextResponse(response1);
assertThat(extractor.hasNext(), is(true));
Optional<InputStream> stream = extractor.next();
assertThat(stream.isPresent(), is(true));
String expectedStream = "{\"time\":1100,\"field_1\":\"a1\"} {\"time\":1200,\"field_1\":\"a2\"}";
assertThat(asString(stream.get()), equalTo(expectedStream));
SearchResponse response2 = createEmptySearchResponse();
extractor.setNextResponse(response2);
assertThat(extractor.hasNext(), is(true));
assertThat(extractor.next().isPresent(), is(false));
assertThat(extractor.hasNext(), is(false));
assertThat(capturedSearchRequests.size(), equalTo(1));
String searchRequest = capturedSearchRequests.get(0).toString().replaceAll("\\s", "");
assertThat(searchRequest, containsString("\"size\":1000"));
assertThat(searchRequest, containsString("\"query\":{\"bool\":{\"filter\":[{\"match_all\":{\"boost\":1.0}}," +
"{\"range\":{\"time\":{\"from\":1000,\"to\":2000,\"include_lower\":true,\"include_upper\":false," +
"\"format\":\"epoch_millis\",\"boost\":1.0}}}]"));
assertThat(searchRequest, containsString("\"sort\":[{\"time\":{\"order\":\"asc\"}}]"));
assertThat(searchRequest, containsString("\"stored_fields\":\"_none_\""));
// Check for the scripts
assertThat(searchRequest, containsString("{\"script\":{\"inline\":\"return 1 + 1;\",\"lang\":\"painless\"}"
.replaceAll("\\s", "")));
assertThat(searchRequest, containsString("List domainSplit(String host, Map params)".replaceAll("\\s", "")));
assertThat(searchRequest, containsString("String replaceDots(String input) {".replaceAll("\\s", "")));
assertThat(capturedContinueScrollIds.size(), equalTo(1));
assertThat(capturedContinueScrollIds.get(0), equalTo(response1.getScrollId()));
assertThat(capturedClearScrollIds.size(), equalTo(1));
assertThat(capturedClearScrollIds.get(0), equalTo(response2.getScrollId()));
}
private ScrollDataExtractorContext createContext(long start, long end) {
return new ScrollDataExtractorContext(jobId, extractedFields, indexes, types, query, scriptFields, scrollSize, start, end);
}