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/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you under
* the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.elasticsearch.common.settings;
import org.elasticsearch.Version;
import org.elasticsearch.cluster.metadata.IndexMetaData;
import org.elasticsearch.cluster.routing.allocation.decider.FilterAllocationDecider;
import org.elasticsearch.cluster.routing.allocation.decider.ShardsLimitAllocationDecider;
import org.elasticsearch.index.IndexModule;
import org.elasticsearch.test.ESTestCase;
import org.elasticsearch.transport.TransportService;
import java.io.IOException;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicReference;
public class ScopedSettingsTests extends ESTestCase {
public void testAddConsumer() {
Setting<Integer> testSetting = Setting.intSetting("foo.bar", 1, true, Setting.Scope.CLUSTER);
Setting<Integer> testSetting2 = Setting.intSetting("foo.bar.baz", 1, true, Setting.Scope.CLUSTER);
AbstractScopedSettings service = new ClusterSettings(Settings.EMPTY, Collections.singleton(testSetting));
AtomicInteger consumer = new AtomicInteger();
service.addSettingsUpdateConsumer(testSetting, consumer::set);
AtomicInteger consumer2 = new AtomicInteger();
try {
service.addSettingsUpdateConsumer(testSetting2, consumer2::set);
fail("setting not registered");
} catch (IllegalArgumentException ex) {
assertEquals("Setting is not registered for key [foo.bar.baz]", ex.getMessage());
}
try {
service.addSettingsUpdateConsumer(testSetting, testSetting2, (a, b) -> {consumer.set(a); consumer2.set(b);});
fail("setting not registered");
} catch (IllegalArgumentException ex) {
assertEquals("Setting is not registered for key [foo.bar.baz]", ex.getMessage());
}
assertEquals(0, consumer.get());
assertEquals(0, consumer2.get());
service.applySettings(Settings.builder().put("foo.bar", 2).put("foo.bar.baz", 15).build());
assertEquals(2, consumer.get());
assertEquals(0, consumer2.get());
}
public void testApply() {
Setting<Integer> testSetting = Setting.intSetting("foo.bar", 1, true, Setting.Scope.CLUSTER);
Setting<Integer> testSetting2 = Setting.intSetting("foo.bar.baz", 1, true, Setting.Scope.CLUSTER);
AbstractScopedSettings service = new ClusterSettings(Settings.EMPTY, new HashSet<>(Arrays.asList(testSetting, testSetting2)));
AtomicInteger consumer = new AtomicInteger();
service.addSettingsUpdateConsumer(testSetting, consumer::set);
AtomicInteger consumer2 = new AtomicInteger();
service.addSettingsUpdateConsumer(testSetting2, consumer2::set, (s) -> assertTrue(s > 0));
AtomicInteger aC = new AtomicInteger();
AtomicInteger bC = new AtomicInteger();
service.addSettingsUpdateConsumer(testSetting, testSetting2, (a, b) -> {aC.set(a); bC.set(b);});
assertEquals(0, consumer.get());
assertEquals(0, consumer2.get());
assertEquals(0, aC.get());
assertEquals(0, bC.get());
try {
service.applySettings(Settings.builder().put("foo.bar", 2).put("foo.bar.baz", -15).build());
fail("invalid value");
} catch (IllegalArgumentException ex) {
assertEquals("illegal value can't update [foo.bar.baz] from [1] to [-15]", ex.getMessage());
}
assertEquals(0, consumer.get());
assertEquals(0, consumer2.get());
assertEquals(0, aC.get());
assertEquals(0, bC.get());
try {
service.dryRun(Settings.builder().put("foo.bar", 2).put("foo.bar.baz", -15).build());
fail("invalid value");
} catch (IllegalArgumentException ex) {
assertEquals("illegal value can't update [foo.bar.baz] from [1] to [-15]", ex.getMessage());
}
assertEquals(0, consumer.get());
assertEquals(0, consumer2.get());
assertEquals(0, aC.get());
assertEquals(0, bC.get());
service.dryRun(Settings.builder().put("foo.bar", 2).put("foo.bar.baz", 15).build());
assertEquals(0, consumer.get());
assertEquals(0, consumer2.get());
assertEquals(0, aC.get());
assertEquals(0, bC.get());
service.applySettings(Settings.builder().put("foo.bar", 2).put("foo.bar.baz", 15).build());
assertEquals(2, consumer.get());
assertEquals(15, consumer2.get());
assertEquals(2, aC.get());
assertEquals(15, bC.get());
}
public void testGet() {
ClusterSettings settings = new ClusterSettings(Settings.EMPTY, ClusterSettings.BUILT_IN_CLUSTER_SETTINGS);
// group setting - complex matcher
Setting setting = settings.get("cluster.routing.allocation.require.value");
assertEquals(setting, FilterAllocationDecider.CLUSTER_ROUTING_REQUIRE_GROUP_SETTING);
setting = settings.get("cluster.routing.allocation.total_shards_per_node");
assertEquals(setting, ShardsLimitAllocationDecider.CLUSTER_TOTAL_SHARDS_PER_NODE_SETTING);
// array settings - complex matcher
assertNotNull(settings.get("transport.tracer.include." + randomIntBetween(1, 100)));
assertSame(TransportService.TRACE_LOG_INCLUDE_SETTING, settings.get("transport.tracer.include." + randomIntBetween(1, 100)));
// array settings - complex matcher - only accepts numbers
assertNull(settings.get("transport.tracer.include.FOO"));
}
public void testIsDynamic(){
ClusterSettings settings = new ClusterSettings(Settings.EMPTY, new HashSet<>(Arrays.asList(Setting.intSetting("foo.bar", 1, true, Setting.Scope.CLUSTER), Setting.intSetting("foo.bar.baz", 1, false, Setting.Scope.CLUSTER))));
assertFalse(settings.hasDynamicSetting("foo.bar.baz"));
assertTrue(settings.hasDynamicSetting("foo.bar"));
assertNotNull(settings.get("foo.bar.baz"));
settings = new ClusterSettings(Settings.EMPTY, ClusterSettings.BUILT_IN_CLUSTER_SETTINGS);
assertTrue(settings.hasDynamicSetting("transport.tracer.include." + randomIntBetween(1, 100)));
assertFalse(settings.hasDynamicSetting("transport.tracer.include.BOOM"));
assertTrue(settings.hasDynamicSetting("cluster.routing.allocation.require.value"));
}
public void testDiff() throws IOException {
Setting<Integer> foobarbaz = Setting.intSetting("foo.bar.baz", 1, false, Setting.Scope.CLUSTER);
Setting<Integer> foobar = Setting.intSetting("foo.bar", 1, true, Setting.Scope.CLUSTER);
ClusterSettings settings = new ClusterSettings(Settings.EMPTY, new HashSet<>(Arrays.asList(foobar, foobarbaz)));
Settings diff = settings.diff(Settings.builder().put("foo.bar", 5).build(), Settings.EMPTY);
assertEquals(diff.getAsMap().size(), 1);
assertEquals(diff.getAsInt("foo.bar.baz", null), Integer.valueOf(1));
diff = settings.diff(Settings.builder().put("foo.bar", 5).build(), Settings.builder().put("foo.bar.baz", 17).build());
assertEquals(diff.getAsMap().size(), 1);
assertEquals(diff.getAsInt("foo.bar.baz", null), Integer.valueOf(17));
}
public void testUpdateTracer() {
ClusterSettings settings = new ClusterSettings(Settings.EMPTY, ClusterSettings.BUILT_IN_CLUSTER_SETTINGS);
AtomicReference<List<String>> ref = new AtomicReference<>();
settings.addSettingsUpdateConsumer(TransportService.TRACE_LOG_INCLUDE_SETTING, ref::set);
settings.applySettings(Settings.builder().putArray("transport.tracer.include", "internal:index/shard/recovery/*", "internal:gateway/local*").build());
assertNotNull(ref.get().size());
assertEquals(ref.get().size(), 2);
assertTrue(ref.get().contains("internal:index/shard/recovery/*"));
assertTrue(ref.get().contains("internal:gateway/local*"));
}
public void testGetSetting() {
IndexScopedSettings settings = new IndexScopedSettings(
Settings.EMPTY,
IndexScopedSettings.BUILT_IN_INDEX_SETTINGS);
IndexScopedSettings copy = settings.copy(Settings.builder().put("index.store.type", "boom").build(), newIndexMeta("foo", Settings.builder().put(IndexMetaData.SETTING_NUMBER_OF_REPLICAS, 3).build()));
assertEquals(3, copy.get(IndexMetaData.INDEX_NUMBER_OF_REPLICAS_SETTING).intValue());
assertEquals(1, copy.get(IndexMetaData.INDEX_NUMBER_OF_SHARDS_SETTING).intValue());
assertEquals("boom", copy.get(IndexModule.INDEX_STORE_TYPE_SETTING)); // test fallback to node settings
}
public void testValidate() {
IndexScopedSettings settings = new IndexScopedSettings(
Settings.EMPTY,
IndexScopedSettings.BUILT_IN_INDEX_SETTINGS);
settings.validate(Settings.builder().put("index.store.type", "boom"));
settings.validate(Settings.builder().put("index.store.type", "boom").build());
try {
settings.validate(Settings.builder().put("index.store.type", "boom", "i.am.not.a.setting", true));
fail();
} catch (IllegalArgumentException e) {
assertEquals("unknown setting [i.am.not.a.setting]", e.getMessage());
}
try {
settings.validate(Settings.builder().put("index.store.type", "boom", "i.am.not.a.setting", true).build());
fail();
} catch (IllegalArgumentException e) {
assertEquals("unknown setting [i.am.not.a.setting]", e.getMessage());
}
try {
settings.validate(Settings.builder().put("index.store.type", "boom", "index.number_of_replicas", true).build());
fail();
} catch (IllegalArgumentException e) {
assertEquals("Failed to parse value [true] for setting [index.number_of_replicas]", e.getMessage());
}
try {
settings.validate("index.number_of_replicas", Settings.builder().put("index.number_of_replicas", "true").build());
fail();
} catch (IllegalArgumentException e) {
assertEquals("Failed to parse value [true] for setting [index.number_of_replicas]", e.getMessage());
}
}
public static IndexMetaData newIndexMeta(String name, Settings indexSettings) {
Settings build = Settings.settingsBuilder().put(IndexMetaData.SETTING_VERSION_CREATED, Version.CURRENT)
.put(IndexMetaData.SETTING_NUMBER_OF_REPLICAS, 1)
.put(IndexMetaData.SETTING_NUMBER_OF_SHARDS, 1)
.put(indexSettings)
.build();
IndexMetaData metaData = IndexMetaData.builder(name).settings(build).build();
return metaData;
}
}
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