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Remote function execution with thrift executor
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53 changes: 53 additions & 0 deletions
53
.../facebook/presto/functionNamespace/execution/SimpleAddressSqlFunctionExecutorsModule.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| /* | ||
| * Licensed 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 com.facebook.presto.functionNamespace.execution; | ||
|
|
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| import com.facebook.airlift.configuration.AbstractConfigurationAwareModule; | ||
| import com.facebook.drift.client.address.SimpleAddressSelectorConfig; | ||
| import com.facebook.presto.functionNamespace.SqlInvokedFunctionNamespaceManagerConfig; | ||
| import com.facebook.presto.functionNamespace.execution.thrift.SimpleAddressThriftSqlFunctionExecutionModule; | ||
| import com.facebook.presto.spi.function.FunctionImplementationType; | ||
| import com.facebook.presto.spi.function.RoutineCharacteristics.Language; | ||
| import com.google.common.collect.ImmutableMap; | ||
| import com.google.inject.Binder; | ||
| import com.google.inject.TypeLiteral; | ||
|
|
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| import java.util.Map; | ||
|
|
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| import static com.facebook.presto.spi.function.FunctionImplementationType.THRIFT; | ||
| import static com.google.inject.Scopes.SINGLETON; | ||
|
|
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| public class SimpleAddressSqlFunctionExecutorsModule | ||
| extends AbstractConfigurationAwareModule | ||
| { | ||
| @Override | ||
| protected void setup(Binder binder) | ||
| { | ||
| binder.bind(SqlFunctionExecutors.class).in(SINGLETON); | ||
|
|
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| SqlInvokedFunctionNamespaceManagerConfig config = buildConfigObject(SqlInvokedFunctionNamespaceManagerConfig.class); | ||
| ImmutableMap.Builder<Language, SimpleAddressSelectorConfig> thriftConfigs = ImmutableMap.builder(); | ||
| ImmutableMap.Builder<Language, FunctionImplementationType> languageImplementationTypeMap = ImmutableMap.builder(); | ||
| for (String languageName : config.getSupportedFunctionLanguages()) { | ||
| Language language = new Language(languageName); | ||
| FunctionImplementationType implementationType = buildConfigObject(SqlFunctionLanguageConfig.class, languageName).getFunctionImplementationType(); | ||
| languageImplementationTypeMap.put(language, implementationType); | ||
| if (implementationType.equals(THRIFT)) { | ||
| thriftConfigs.put(language, buildConfigObject(SimpleAddressSelectorConfig.class, languageName)); | ||
| } | ||
| } | ||
| binder.bind(new TypeLiteral<Map<Language, FunctionImplementationType>>() {}).toInstance(languageImplementationTypeMap.build()); | ||
| binder.install(new SimpleAddressThriftSqlFunctionExecutionModule(thriftConfigs.build())); | ||
| } | ||
| } |
47 changes: 47 additions & 0 deletions
47
...s/src/main/java/com/facebook/presto/functionNamespace/execution/SqlFunctionExecutors.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,47 @@ | ||
| /* | ||
| * Licensed 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 com.facebook.presto.functionNamespace.execution; | ||
|
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| import com.facebook.presto.functionNamespace.execution.thrift.ThriftSqlFunctionExecutor; | ||
| import com.facebook.presto.spi.function.FunctionImplementationType; | ||
| import com.facebook.presto.spi.function.RoutineCharacteristics.Language; | ||
| import com.google.inject.Inject; | ||
|
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| import java.util.Map; | ||
| import java.util.Set; | ||
|
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| import static java.util.Objects.requireNonNull; | ||
|
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| public class SqlFunctionExecutors | ||
| { | ||
| private final Map<Language, FunctionImplementationType> supportedLanguages; | ||
| private final ThriftSqlFunctionExecutor thriftSqlFunctionExecutor; | ||
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| @Inject | ||
| public SqlFunctionExecutors(Map<Language, FunctionImplementationType> supportedLanguages, ThriftSqlFunctionExecutor thriftSqlFunctionExecutor) | ||
| { | ||
| this.supportedLanguages = requireNonNull(supportedLanguages, "supportedLanguages is null"); | ||
| this.thriftSqlFunctionExecutor = requireNonNull(thriftSqlFunctionExecutor, "thriftSqlFunctionExecutor is null"); | ||
| } | ||
|
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| public Set<Language> getSupportedLanguages() | ||
| { | ||
| return supportedLanguages.keySet(); | ||
| } | ||
|
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| public FunctionImplementationType getFunctionImplementationType(Language language) | ||
| { | ||
| return supportedLanguages.get(language); | ||
| } | ||
| } |
36 changes: 36 additions & 0 deletions
36
.../main/java/com/facebook/presto/functionNamespace/execution/SqlFunctionLanguageConfig.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,36 @@ | ||
| /* | ||
| * Licensed 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 com.facebook.presto.functionNamespace.execution; | ||
|
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| import com.facebook.airlift.configuration.Config; | ||
| import com.facebook.presto.spi.function.FunctionImplementationType; | ||
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| import static com.facebook.presto.spi.function.FunctionImplementationType.SQL; | ||
|
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| public class SqlFunctionLanguageConfig | ||
| { | ||
| private FunctionImplementationType functionImplementationType = SQL; | ||
|
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| @Config("function-implementation-type") | ||
| public SqlFunctionLanguageConfig setFunctionImplementationType(String implementationType) | ||
| { | ||
| this.functionImplementationType = FunctionImplementationType.valueOf(implementationType.toUpperCase()); | ||
| return this; | ||
| } | ||
|
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| public FunctionImplementationType getFunctionImplementationType() | ||
| { | ||
| return functionImplementationType; | ||
| } | ||
| } |
49 changes: 49 additions & 0 deletions
49
...ava/com/facebook/presto/functionNamespace/execution/thrift/ContextualAddressSelector.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,49 @@ | ||
| /* | ||
| * Licensed 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 com.facebook.presto.functionNamespace.execution.thrift; | ||
|
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| import com.facebook.drift.client.address.AddressSelector; | ||
| import com.facebook.drift.transport.client.Address; | ||
| import com.google.common.collect.ImmutableSet; | ||
|
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| import java.util.Map; | ||
| import java.util.Optional; | ||
| import java.util.Set; | ||
|
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| import static com.google.common.base.Preconditions.checkArgument; | ||
| import static java.util.Objects.requireNonNull; | ||
|
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| public class ContextualAddressSelector<T extends Address> | ||
| implements AddressSelector<T> | ||
| { | ||
| private final Map<String, AddressSelector<T>> delegates; | ||
|
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| public ContextualAddressSelector(Map<String, AddressSelector<T>> delegates) | ||
| { | ||
| this.delegates = requireNonNull(delegates, "delegates is null"); | ||
| } | ||
|
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| @Override | ||
| public Optional<T> selectAddress(Optional<String> context) | ||
| { | ||
| return selectAddress(context, ImmutableSet.of()); | ||
| } | ||
|
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| @Override | ||
| public Optional<T> selectAddress(Optional<String> context, Set<T> attempted) | ||
| { | ||
| checkArgument(context.isPresent(), "context is empty"); | ||
| return delegates.get(context.get()).selectAddress(Optional.empty(), attempted); | ||
| } | ||
| } |
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