Add publish functionality to billing pipeline

This closes the end-to-end billing pipeline, allowing us to share generated detail reports with registrars via Drive and e-mail the invoicing team a link to the generated invoice.

This also factors out the email configs from ICANN reporting into the common 'misc' config, since we'll likely need alert e-mails for future periodic tasks.

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=180805972

java/google/registry/beam/BUILD

@@ -9,6 +9,7 @@ java_library(
     srcs = glob(["*.java"]),
     resources = glob(["sql/*"]),
     deps = [
+        "//java/google/registry/billing",
         "//java/google/registry/config",
         "//java/google/registry/util",
         "@com_google_apis_google_api_services_bigquery",

java/google/registry/beam/BillingEvent.java

@@ -18,6 +18,7 @@ import com.google.auto.value.AutoValue;
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Joiner;
 import com.google.common.collect.ImmutableList;
+import google.registry.billing.BillingModule;
 import google.registry.util.FormattingLogger;
 import java.io.IOException;
 import java.io.InputStream;
@@ -173,7 +174,8 @@ public abstract class BillingEvent implements Serializable {
    * filepath with the arguments, such as "../sensitive_info".
    */
   String toFilename(String yearMonth) {
-    return String.format("invoice_details_%s_%s_%s", yearMonth, registrarId(), tld());
+    return String.format(
+        "%s_%s_%s_%s", BillingModule.DETAIL_REPORT_PREFIX, yearMonth, registrarId(), tld());
   }
 
   /** Generates a CSV representation of this {@code BillingEvent}. */

java/google/registry/beam/InvoicingPipeline.java

@@ -16,6 +16,7 @@ package google.registry.beam;
 
 import google.registry.beam.BillingEvent.InvoiceGroupingKey;
 import google.registry.beam.BillingEvent.InvoiceGroupingKey.InvoiceGroupingKeyCoder;
+import google.registry.billing.BillingModule;
 import google.registry.config.RegistryConfig.Config;
 import java.io.Serializable;
 import javax.inject.Inject;
@@ -130,7 +131,11 @@ public class InvoicingPipeline implements Serializable {
         .to(
             NestedValueProvider.of(
                 yearMonthProvider,
-                yearMonth -> String.format("%s/results/CRR-INV-%s", beamBucket, yearMonth)))
+                // TODO(larryruili): Replace with billing bucket after verifying 2017-12 output.
+                yearMonth ->
+                    String.format(
+                        "%s/results/%s-%s",
+                        beamBucket, BillingModule.OVERALL_INVOICE_PREFIX, yearMonth)))
         .withHeader(InvoiceGroupingKey.invoiceHeader())
         .withoutSharding()
         .withSuffix(".csv");
@@ -140,6 +145,7 @@ public class InvoicingPipeline implements Serializable {
   private TextIO.TypedWrite<BillingEvent, Params> writeDetailReports(
       ValueProvider<String> yearMonthProvider) {
     return TextIO.<BillingEvent>writeCustomType()
+        // TODO(larryruili): Replace with billing bucket/yyyy-MM after verifying 2017-12 output.
         .to(
             InvoicingUtils.makeDestinationFunction(beamBucket + "/results", yearMonthProvider),
             InvoicingUtils.makeEmptyDestinationParams(beamBucket + "/results"))

java/google/registry/beam/InvoicingUtils.java

@@ -68,7 +68,7 @@ public class InvoicingUtils {
     return new Params()
         .withBaseFilename(
             FileBasedSink.convertToFileResourceIfPossible(
-                String.format("%s/%s", outputBucket, "failed")));
+                String.format("%s/%s", outputBucket, "FAILURES")));
   }
 
   /**