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Merge branch '2.x' into crypto-backport
Signed-off-by: Gaurav Bafna <85113518+gbbafna@users.noreply.github.com>
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45 changes: 45 additions & 0 deletions
45
...rc/main/java/org/opensearch/analysis/common/DelimitedTermFrequencyTokenFilterFactory.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,45 @@ | ||
| /* | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * The OpenSearch Contributors require contributions made to | ||
| * this file be licensed under the Apache-2.0 license or a | ||
| * compatible open source license. | ||
| */ | ||
|
|
||
| package org.opensearch.analysis.common; | ||
|
|
||
| import org.apache.lucene.analysis.TokenStream; | ||
| import org.apache.lucene.analysis.miscellaneous.DelimitedTermFrequencyTokenFilter; | ||
| import org.opensearch.common.settings.Settings; | ||
| import org.opensearch.env.Environment; | ||
| import org.opensearch.index.IndexSettings; | ||
| import org.opensearch.index.analysis.AbstractTokenFilterFactory; | ||
|
|
||
| public class DelimitedTermFrequencyTokenFilterFactory extends AbstractTokenFilterFactory { | ||
| public static final char DEFAULT_DELIMITER = '|'; | ||
| private static final String DELIMITER = "delimiter"; | ||
| private final char delimiter; | ||
|
|
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| DelimitedTermFrequencyTokenFilterFactory(IndexSettings indexSettings, Environment environment, String name, Settings settings) { | ||
| super(indexSettings, name, settings); | ||
| delimiter = parseDelimiter(settings); | ||
| } | ||
|
|
||
| @Override | ||
| public TokenStream create(TokenStream tokenStream) { | ||
| return new DelimitedTermFrequencyTokenFilter(tokenStream, delimiter); | ||
| } | ||
|
|
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| private static char parseDelimiter(Settings settings) { | ||
| String delimiter = settings.get(DELIMITER); | ||
| if (delimiter == null) { | ||
| return DEFAULT_DELIMITER; | ||
| } else if (delimiter.length() == 1) { | ||
| return delimiter.charAt(0); | ||
| } | ||
|
|
||
| throw new IllegalArgumentException( | ||
| "Setting [" + DELIMITER + "] must be a single, non-null character. [" + delimiter + "] was provided." | ||
| ); | ||
| } | ||
| } |
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89 changes: 89 additions & 0 deletions
89
...st/java/org/opensearch/analysis/common/DelimitedTermFrequencyTokenFilterFactoryTests.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,89 @@ | ||
| /* | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * The OpenSearch Contributors require contributions made to | ||
| * this file be licensed under the Apache-2.0 license or a | ||
| * compatible open source license. | ||
| */ | ||
|
|
||
| package org.opensearch.analysis.common; | ||
|
|
||
| import org.apache.lucene.analysis.TokenStream; | ||
| import org.apache.lucene.analysis.Tokenizer; | ||
| import org.apache.lucene.analysis.core.WhitespaceTokenizer; | ||
| import org.apache.lucene.analysis.tokenattributes.CharTermAttribute; | ||
| import org.apache.lucene.analysis.tokenattributes.TermFrequencyAttribute; | ||
| import org.opensearch.common.settings.Settings; | ||
| import org.opensearch.env.Environment; | ||
| import org.opensearch.index.analysis.AnalysisTestsHelper; | ||
| import org.opensearch.index.analysis.TokenFilterFactory; | ||
| import org.opensearch.test.OpenSearchTestCase; | ||
| import org.opensearch.test.OpenSearchTokenStreamTestCase; | ||
|
|
||
| import java.io.StringReader; | ||
|
|
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| public class DelimitedTermFrequencyTokenFilterFactoryTests extends OpenSearchTokenStreamTestCase { | ||
|
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| public void testDefault() throws Exception { | ||
| OpenSearchTestCase.TestAnalysis analysis = AnalysisTestsHelper.createTestAnalysisFromSettings( | ||
| Settings.builder() | ||
| .put(Environment.PATH_HOME_SETTING.getKey(), createTempDir().toString()) | ||
| .put("index.analysis.filter.my_delimited_term_freq.type", "delimited_term_freq") | ||
| .build(), | ||
| new CommonAnalysisPlugin() | ||
| ); | ||
| doTest(analysis, "cat|4 dog|5"); | ||
| } | ||
|
|
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| public void testDelimiter() throws Exception { | ||
| OpenSearchTestCase.TestAnalysis analysis = AnalysisTestsHelper.createTestAnalysisFromSettings( | ||
| Settings.builder() | ||
| .put(Environment.PATH_HOME_SETTING.getKey(), createTempDir().toString()) | ||
| .put("index.analysis.filter.my_delimited_term_freq.type", "delimited_term_freq") | ||
| .put("index.analysis.filter.my_delimited_term_freq.delimiter", ":") | ||
| .build(), | ||
| new CommonAnalysisPlugin() | ||
| ); | ||
| doTest(analysis, "cat:4 dog:5"); | ||
| } | ||
|
|
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| public void testDelimiterLongerThanOneCharThrows() { | ||
| IllegalArgumentException ex = expectThrows( | ||
| IllegalArgumentException.class, | ||
| () -> AnalysisTestsHelper.createTestAnalysisFromSettings( | ||
| Settings.builder() | ||
| .put(Environment.PATH_HOME_SETTING.getKey(), createTempDir().toString()) | ||
| .put("index.analysis.filter.my_delimited_term_freq.type", "delimited_term_freq") | ||
| .put("index.analysis.filter.my_delimited_term_freq.delimiter", "^^") | ||
| .build(), | ||
| new CommonAnalysisPlugin() | ||
| ) | ||
| ); | ||
|
|
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| assertEquals("Setting [delimiter] must be a single, non-null character. [^^] was provided.", ex.getMessage()); | ||
| } | ||
|
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| private void doTest(OpenSearchTestCase.TestAnalysis analysis, String source) throws Exception { | ||
| TokenFilterFactory tokenFilter = analysis.tokenFilter.get("my_delimited_term_freq"); | ||
| Tokenizer tokenizer = new WhitespaceTokenizer(); | ||
| tokenizer.setReader(new StringReader(source)); | ||
|
|
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| TokenStream stream = tokenFilter.create(tokenizer); | ||
|
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| CharTermAttribute termAtt = stream.getAttribute(CharTermAttribute.class); | ||
| TermFrequencyAttribute tfAtt = stream.getAttribute(TermFrequencyAttribute.class); | ||
| stream.reset(); | ||
| assertTermEquals("cat", stream, termAtt, tfAtt, 4); | ||
| assertTermEquals("dog", stream, termAtt, tfAtt, 5); | ||
| assertFalse(stream.incrementToken()); | ||
| stream.end(); | ||
| stream.close(); | ||
| } | ||
|
|
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| void assertTermEquals(String expected, TokenStream stream, CharTermAttribute termAtt, TermFrequencyAttribute tfAtt, int expectedTf) | ||
| throws Exception { | ||
| assertTrue(stream.incrementToken()); | ||
| assertEquals(expected, termAtt.toString()); | ||
| assertEquals(expectedTf, tfAtt.getTermFrequency()); | ||
| } | ||
| } |
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82 changes: 82 additions & 0 deletions
82
...try-otel/src/main/java/org/opensearch/telemetry/tracing/sampler/ProbabilisticSampler.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,82 @@ | ||
| /* | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * The OpenSearch Contributors require contributions made to | ||
| * this file be licensed under the Apache-2.0 license or a | ||
| * compatible open source license. | ||
| */ | ||
|
|
||
| package org.opensearch.telemetry.tracing.sampler; | ||
|
|
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| import org.opensearch.telemetry.TelemetrySettings; | ||
|
|
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| import java.util.List; | ||
| import java.util.Objects; | ||
|
|
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| import io.opentelemetry.api.common.Attributes; | ||
| import io.opentelemetry.api.trace.SpanKind; | ||
| import io.opentelemetry.context.Context; | ||
| import io.opentelemetry.sdk.trace.data.LinkData; | ||
| import io.opentelemetry.sdk.trace.samplers.Sampler; | ||
| import io.opentelemetry.sdk.trace.samplers.SamplingResult; | ||
|
|
||
| /** | ||
| * ProbabilisticSampler implements a head-based sampling strategy based on provided settings. | ||
| */ | ||
| public class ProbabilisticSampler implements Sampler { | ||
| private Sampler defaultSampler; | ||
| private final TelemetrySettings telemetrySettings; | ||
| private double samplingRatio; | ||
|
|
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| /** | ||
| * Constructor | ||
| * | ||
| * @param telemetrySettings Telemetry settings. | ||
| */ | ||
| public ProbabilisticSampler(TelemetrySettings telemetrySettings) { | ||
| this.telemetrySettings = Objects.requireNonNull(telemetrySettings); | ||
| this.samplingRatio = telemetrySettings.getTracerHeadSamplerSamplingRatio(); | ||
| this.defaultSampler = Sampler.traceIdRatioBased(samplingRatio); | ||
| } | ||
|
|
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| Sampler getSampler() { | ||
| double newSamplingRatio = telemetrySettings.getTracerHeadSamplerSamplingRatio(); | ||
| if (isSamplingRatioChanged(newSamplingRatio)) { | ||
| synchronized (this) { | ||
| this.samplingRatio = newSamplingRatio; | ||
| defaultSampler = Sampler.traceIdRatioBased(samplingRatio); | ||
| } | ||
| } | ||
| return defaultSampler; | ||
| } | ||
|
|
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| private boolean isSamplingRatioChanged(double newSamplingRatio) { | ||
| return Double.compare(this.samplingRatio, newSamplingRatio) != 0; | ||
| } | ||
|
|
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| double getSamplingRatio() { | ||
| return samplingRatio; | ||
| } | ||
|
|
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| @Override | ||
| public SamplingResult shouldSample( | ||
| Context parentContext, | ||
| String traceId, | ||
| String name, | ||
| SpanKind spanKind, | ||
| Attributes attributes, | ||
| List<LinkData> parentLinks | ||
| ) { | ||
| return getSampler().shouldSample(parentContext, traceId, name, spanKind, attributes, parentLinks); | ||
| } | ||
|
|
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| @Override | ||
| public String getDescription() { | ||
| return "Probabilistic Sampler"; | ||
| } | ||
|
|
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| @Override | ||
| public String toString() { | ||
| return getDescription(); | ||
| } | ||
| } |
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