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a42f18798e
This moves the new pipeline's invoice generation to the billing bucket, under the 'invoices/yyyy-MM' subdirectory. This also changes the invoice e-mail to use a multipart message that attaches the invoice to the e-mail, to guarantee the correct MIME type and download. ------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=181746191
112 lines
4.8 KiB
Java
112 lines
4.8 KiB
Java
// Copyright 2017 The Nomulus Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package google.registry.beam;
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import com.google.common.io.Resources;
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import google.registry.util.ResourceUtils;
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import google.registry.util.SqlTemplate;
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import java.time.LocalDateTime;
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import java.time.LocalTime;
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import java.time.YearMonth;
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import java.time.format.DateTimeFormatter;
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import org.apache.beam.sdk.io.DefaultFilenamePolicy.Params;
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import org.apache.beam.sdk.io.FileBasedSink;
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import org.apache.beam.sdk.options.ValueProvider;
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import org.apache.beam.sdk.options.ValueProvider.NestedValueProvider;
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import org.apache.beam.sdk.transforms.SerializableFunction;
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/** Pipeline helper functions used to generate invoices from instances of {@link BillingEvent}. */
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public class InvoicingUtils {
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private InvoicingUtils() {}
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private static final DateTimeFormatter TIMESTAMP_FORMATTER =
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DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss.SSSSSS");
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/**
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* Returns a function mapping from {@code BillingEvent} to filename {@code Params}.
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*
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* <p>Beam uses this to determine which file a given {@code BillingEvent} should get placed into.
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*
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* @param outputBucket the GCS bucket we're outputting reports to
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* @param yearMonthProvider a runtime provider for the yyyy-MM we're generating the invoice for
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*/
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static SerializableFunction<BillingEvent, Params> makeDestinationFunction(
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String outputBucket, ValueProvider<String> yearMonthProvider) {
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return billingEvent ->
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new Params()
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.withShardTemplate("")
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.withSuffix(".csv")
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.withBaseFilename(
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NestedValueProvider.of(
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yearMonthProvider,
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yearMonth ->
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FileBasedSink.convertToFileResourceIfPossible(
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String.format(
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"%s/%s/%s",
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outputBucket, yearMonth, billingEvent.toFilename(yearMonth)))));
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}
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/**
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* Returns the default filename parameters for an unmappable {@code BillingEvent}.
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*
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* <p>The "failed" file should only be populated when an error occurs, which warrants further
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* investigation.
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*/
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static Params makeEmptyDestinationParams(String outputBucket) {
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return new Params()
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.withBaseFilename(
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FileBasedSink.convertToFileResourceIfPossible(
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String.format("%s/%s", outputBucket, "FAILURES")));
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}
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/**
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* Returns a provider that creates a Bigquery query for a given project and yearMonth at runtime.
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*
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* <p>We only know yearMonth at runtime, so this provider fills in the {@code
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* sql/billing_events.sql} template at runtime.
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*
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* @param yearMonthProvider a runtime provider that returns which month we're invoicing for.
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* @param projectId the projectId we're generating invoicing for.
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*/
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static ValueProvider<String> makeQueryProvider(
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ValueProvider<String> yearMonthProvider, String projectId) {
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return NestedValueProvider.of(
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yearMonthProvider,
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(yearMonth) -> {
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// Get the timestamp endpoints capturing the entire month with microsecond precision
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YearMonth reportingMonth = YearMonth.parse(yearMonth);
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LocalDateTime firstMoment = reportingMonth.atDay(1).atTime(LocalTime.MIDNIGHT);
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LocalDateTime lastMoment = reportingMonth.atEndOfMonth().atTime(LocalTime.MAX);
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// Construct the month's query by filling in the billing_events.sql template
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return SqlTemplate.create(getQueryFromFile("billing_events.sql"))
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.put("FIRST_TIMESTAMP_OF_MONTH", firstMoment.format(TIMESTAMP_FORMATTER))
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.put("LAST_TIMESTAMP_OF_MONTH", lastMoment.format(TIMESTAMP_FORMATTER))
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.put("PROJECT_ID", projectId)
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.put("DATASTORE_EXPORT_DATA_SET", "latest_datastore_export")
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.put("ONETIME_TABLE", "OneTime")
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.put("REGISTRY_TABLE", "Registry")
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.put("REGISTRAR_TABLE", "Registrar")
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.put("CANCELLATION_TABLE", "Cancellation")
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.build();
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});
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}
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/** Returns the {@link String} contents for a file in the {@code beam/sql/} directory. */
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private static String getQueryFromFile(String filename) {
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return ResourceUtils.readResourceUtf8(
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Resources.getResource(InvoicingUtils.class, "sql/" + filename));
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}
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}
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