talatuyarer commented on code in PR #12808: URL: https://github.com/apache/iceberg/pull/12808#discussion_r2051079976
########## bigquery/src/main/java/org/apache/iceberg/gcp/bigquery/BigQueryMetaStoreClientImpl.java: ########## @@ -0,0 +1,620 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF 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.apache.iceberg.gcp.bigquery; + +import com.google.api.client.googleapis.javanet.GoogleNetHttpTransport; +import com.google.api.client.http.HttpHeaders; +import com.google.api.client.http.HttpResponse; +import com.google.api.client.http.HttpResponseException; +import com.google.api.client.http.HttpStatusCodes; +import com.google.api.client.json.gson.GsonFactory; +import com.google.api.client.util.Data; +import com.google.api.services.bigquery.Bigquery; +import com.google.api.services.bigquery.BigqueryScopes; +import com.google.api.services.bigquery.model.Dataset; +import com.google.api.services.bigquery.model.DatasetList; +import com.google.api.services.bigquery.model.DatasetList.Datasets; +import com.google.api.services.bigquery.model.DatasetReference; +import com.google.api.services.bigquery.model.ExternalCatalogDatasetOptions; +import com.google.api.services.bigquery.model.ExternalCatalogTableOptions; +import com.google.api.services.bigquery.model.Table; +import com.google.api.services.bigquery.model.TableList; +import com.google.api.services.bigquery.model.TableList.Tables; +import com.google.api.services.bigquery.model.TableReference; +import com.google.api.services.bigquery.model.TableSchema; +import com.google.auth.http.HttpCredentialsAdapter; +import com.google.auth.oauth2.GoogleCredentials; +import com.google.cloud.BaseServiceException; +import com.google.cloud.ExceptionHandler; +import com.google.cloud.bigquery.BigQueryErrorMessages; +import com.google.cloud.bigquery.BigQueryOptions; +import com.google.cloud.bigquery.BigQueryRetryConfig; +import com.google.cloud.bigquery.BigQueryRetryHelper; +import java.io.IOException; +import java.nio.charset.StandardCharsets; +import java.security.GeneralSecurityException; +import java.util.List; +import java.util.Locale; +import java.util.Map; +import java.util.Set; +import java.util.concurrent.Callable; +import java.util.stream.Collectors; +import java.util.stream.Stream; +import org.apache.iceberg.BaseMetastoreTableOperations; +import org.apache.iceberg.exceptions.AlreadyExistsException; +import org.apache.iceberg.exceptions.BadRequestException; +import org.apache.iceberg.exceptions.ForbiddenException; +import org.apache.iceberg.exceptions.NoSuchIcebergTableException; +import org.apache.iceberg.exceptions.NoSuchNamespaceException; +import org.apache.iceberg.exceptions.NoSuchTableException; +import org.apache.iceberg.exceptions.NotAuthorizedException; +import org.apache.iceberg.exceptions.RuntimeIOException; +import org.apache.iceberg.exceptions.ServiceFailureException; +import org.apache.iceberg.exceptions.ServiceUnavailableException; +import org.apache.iceberg.exceptions.ValidationException; +import org.apache.iceberg.relocated.com.google.common.base.Preconditions; +import org.apache.iceberg.relocated.com.google.common.collect.Lists; +import org.apache.iceberg.relocated.com.google.common.collect.Maps; + +/** A client of Google Bigquery Metastore functions over the BigQuery service. */ +public final class BigQueryMetaStoreClientImpl implements BigQueryMetaStoreClient { + + public static final ExceptionHandler.Interceptor EXCEPTION_HANDLER_INTERCEPTOR = + new ExceptionHandler.Interceptor() { + + private static final long serialVersionUID = -8429573486870467828L; + + @Override + public RetryResult afterEval(Exception exception, RetryResult retryResult) { + return ExceptionHandler.Interceptor.RetryResult.CONTINUE_EVALUATION; + } + + @Override + public RetryResult beforeEval(Exception exception) { + if (exception instanceof BaseServiceException) { + boolean retriable = ((BaseServiceException) exception).isRetryable(); + return retriable + ? ExceptionHandler.Interceptor.RetryResult.RETRY + : ExceptionHandler.Interceptor.RetryResult.CONTINUE_EVALUATION; + } + return ExceptionHandler.Interceptor.RetryResult.CONTINUE_EVALUATION; + } + }; + + private final Bigquery client; + private final BigQueryOptions bigqueryOptions; + + // Retry config with error messages and regex for rate limit exceeded errors. + private static final BigQueryRetryConfig DEFAULT_RETRY_CONFIG = + BigQueryRetryConfig.newBuilder() + .retryOnMessage(BigQueryErrorMessages.RATE_LIMIT_EXCEEDED_MSG) + .retryOnMessage(BigQueryErrorMessages.JOB_RATE_LIMIT_EXCEEDED_MSG) + .retryOnRegEx(BigQueryErrorMessages.RetryRegExPatterns.RATE_LIMIT_EXCEEDED_REGEX) + .build(); + + public static final ExceptionHandler BIGQUERY_EXCEPTION_HANDLER = + ExceptionHandler.newBuilder() + .abortOn(RuntimeException.class) + .retryOn(java.net.ConnectException.class) // retry on Connection Exception + .retryOn(java.net.UnknownHostException.class) // retry on UnknownHostException + .addInterceptors(EXCEPTION_HANDLER_INTERCEPTOR) + .build(); + + /** Constructs a client of the Google BigQuery service. */ + public BigQueryMetaStoreClientImpl(BigQueryOptions options) + throws IOException, GeneralSecurityException { + // Initialize client that will be used to send requests. This client only needs to be created + // once, and can be reused for multiple requests + HttpCredentialsAdapter httpCredentialsAdapter = + new HttpCredentialsAdapter( + GoogleCredentials.getApplicationDefault().createScoped(BigqueryScopes.all())); + this.client = + new Bigquery.Builder( + GoogleNetHttpTransport.newTrustedTransport(), + GsonFactory.getDefaultInstance(), + httpRequest -> { + httpCredentialsAdapter.initialize(httpRequest); + // Instead of throwing exceptions, analyze the HttpResponse object and inspect its + // status code. This will allow BigQuery API errors to be converted into Iceberg + // exceptions. + httpRequest.setThrowExceptionOnExecuteError(false); + }) + .setApplicationName("BigQuery Metastore Iceberg Catalog Plugin") + .build(); + this.bigqueryOptions = options; + } + + @Override + public Dataset createDataset(Dataset dataset) { + // TODO (b/399885863): Ensure Dataset creation is idempotent when handling retries. Review Comment: it is internal Jira ticket id. 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