Add a throw-away tool to remove IP addresses of external hosts

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=121279715

java/google/registry/tools/AllocateDomainCommand.java

@@ -97,7 +97,7 @@ final class AllocateDomainCommand extends MutatingEppToolCommand {
   }
 
   @Override
-  void initMutatingEppToolCommand() {
+  protected void initMutatingEppToolCommand() {
     checkArgument(superuser, "This command MUST be run as --superuser.");
     setSoyTemplate(DomainAllocateSoyInfo.getInstance(), DomainAllocateSoyInfo.CREATE);
     ofy().transactNewReadOnly(new VoidWork() {

java/google/registry/tools/CreateAnchorTenantCommand.java

@@ -77,7 +77,7 @@ final class CreateAnchorTenantCommand extends MutatingEppToolCommand implements
   PasswordGenerator passwordGenerator;
 
   @Override
-  void initMutatingEppToolCommand() {
+  protected void initMutatingEppToolCommand() {
     checkArgument(superuser, "This command must be run as a superuser.");
     String tld = findTldForNameOrThrow(InternetDomainName.from(domainName)).toString();
     if (isNullOrEmpty(password)) {

java/google/registry/tools/CreateContactCommand.java

@@ -111,7 +111,7 @@ final class CreateContactCommand extends MutatingEppToolCommand implements Gtech
   private static final int PASSWORD_LENGTH = 16;
 
   @Override
-  void initMutatingEppToolCommand() {
+  protected void initMutatingEppToolCommand() {
     if (isNullOrEmpty(password)) {
       password = passwordGenerator.createPassword(PASSWORD_LENGTH);
     }

java/google/registry/tools/DeleteDomainCommand.java

@@ -51,7 +51,7 @@ final class DeleteDomainCommand extends MutatingEppToolCommand implements GtechC
   private boolean requestedByRegistrar = false;
 
   @Override
-  void initMutatingEppToolCommand() {
+  protected void initMutatingEppToolCommand() {
     setSoyTemplate(DeleteDomainSoyInfo.getInstance(), DeleteDomainSoyInfo.DELETEDOMAIN);
     addSoyRecord(clientIdentifier, new SoyMapData(
         "domainName", domainName,

java/google/registry/tools/ExecuteEppCommand.java

@@ -47,7 +47,7 @@ final class ExecuteEppCommand extends MutatingEppToolCommand {
   private static InputStream stdin = System.in;
 
   @Override
-  void initMutatingEppToolCommand() throws IOException {
+  protected void initMutatingEppToolCommand() throws IOException {
     if (mainParameters.isEmpty()) {
       addXmlCommand(
           clientIdentifier, CharStreams.toString(new InputStreamReader(stdin, UTF_8)));

java/google/registry/tools/MutatingEppToolCommand.java

@@ -20,7 +20,7 @@ import com.beust.jcommander.Parameter;
  * A command to execute an epp command that intends to mutate objects
  * (i.e. enables a dry run option).
  */
-abstract class MutatingEppToolCommand extends EppToolCommand {
+public abstract class MutatingEppToolCommand extends EppToolCommand {
 
   @Parameter(
       names = {"-d", "--dry_run"},
@@ -37,5 +37,5 @@ abstract class MutatingEppToolCommand extends EppToolCommand {
     initMutatingEppToolCommand();
   }
 
-  abstract void initMutatingEppToolCommand() throws Exception;
+  protected abstract void initMutatingEppToolCommand() throws Exception;
 }

java/google/registry/tools/RegistryTool.java

@@ -19,6 +19,7 @@ import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.ImmutableSortedMap;
 
 import google.registry.tools.javascrap.LoadAndResaveCommand;
+import google.registry.tools.javascrap.RemoveIpAddressCommand;
 
 /** Container class to create and run remote commands against a datastore instance. */
 public final class RegistryTool {
@@ -61,6 +62,7 @@ public final class RegistryTool {
           .put("load_snapshot", LoadSnapshotCommand.class)
           .put("make_billing_tables", MakeBillingTablesCommand.class)
           .put("pending_escrow", PendingEscrowCommand.class)
+          .put("remove_ip_address", RemoveIpAddressCommand.class)
           .put("resave_environment_entities", ResaveEnvironmentEntitiesCommand.class)
           .put("send_escrow_report_to_icann", SendEscrowReportToIcannCommand.class)
           .put("update_application_status", UpdateApplicationStatusCommand.class)

java/google/registry/tools/UpdateServerLocksCommand.java

@@ -94,7 +94,7 @@ final class UpdateServerLocksCommand extends MutatingEppToolCommand implements G
   }
 
   @Override
-  void initMutatingEppToolCommand() {
+  protected void initMutatingEppToolCommand() {
     checkArgument(
         requestedByRegistrar || !isNullOrEmpty(reason),
         "A reason must be provided when a change is not requested by a registrar.");

java/google/registry/tools/javascrap/RemoveIpAddressCommand.java

@@ -0,0 +1,85 @@
+// Copyright 2016 The Domain Registry Authors. All Rights Reserved.
+//
+// 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 google.registry.tools.javascrap;
+
+import static google.registry.model.ofy.ObjectifyService.ofy;
+import static java.nio.charset.StandardCharsets.UTF_8;
+
+import com.google.template.soy.data.SoyMapData;
+
+import com.beust.jcommander.Parameter;
+import com.beust.jcommander.Parameters;
+
+import google.registry.model.host.HostResource;
+import google.registry.tools.MutatingEppToolCommand;
+import google.registry.tools.params.PathParameter;
+import google.registry.tools.soy.RemoveIpAddressSoyInfo;
+
+import java.net.Inet6Address;
+import java.net.InetAddress;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Command to remove external IP Addresses from HostResources identified by text file listing
+ * resource ids, one per line.
+ *
+ * <p>Written for b/23757755 so we can clean up records with IP addresses that should always be
+ * resolved by hostname.
+ *
+ * <p>The JSON file should contain a list of objects each of which has a "roid" attribute.
+ */
+@Parameters(separators = " =", commandDescription = "Remove all IP Addresses.")
+public class RemoveIpAddressCommand extends MutatingEppToolCommand {
+  public static String registrarId = "CharlestonRoad";
+
+  @Parameter(names = "--roids_file",
+             description = "Text file containing a list of HostResource roids to remove",
+             required = true,
+             validateWith = PathParameter.InputFile.class)
+  private Path roidsFilePath;
+
+  @Override
+  protected void initMutatingEppToolCommand() throws Exception {
+    List<String> roids = Files.readAllLines(roidsFilePath, UTF_8);
+
+    for (String roid : roids) {
+      // Look up the HostResource from its roid.
+      HostResource host = ofy().load().type(HostResource.class).id(roid).now();
+      if (host == null) {
+        System.err.printf("Record for %s not found.\n", roid);
+        continue;
+      }
+
+      ArrayList<SoyMapData> ipAddresses = new ArrayList<SoyMapData>();
+      for (InetAddress address : host.getInetAddresses()) {
+        SoyMapData dataMap = new SoyMapData(
+            "address", address.getHostAddress(),
+            "version", address instanceof Inet6Address ? "v6" : "v4");
+        ipAddresses.add(dataMap);
+      }
+
+      // Build and execute the EPP command.
+      setSoyTemplate(
+          RemoveIpAddressSoyInfo.getInstance(), RemoveIpAddressSoyInfo.REMOVE_IP_ADDRESS);
+      addSoyRecord(registrarId, new SoyMapData(
+          "name", host.getFullyQualifiedHostName(),
+          "ipAddresses", ipAddresses,
+          "requestedByRegistrar", registrarId));
+    }
+  }
+}

java/google/registry/tools/soy/RemoveIpAddress.soy

@@ -0,0 +1,33 @@
+{namespace domain.registry.tools autoescape="strict"}
+
+/**
+ * Request to remove IP addresses.
+ */
+{template .remove_ip_address}
+{@param name: string}
+{@param ipAddresses: list<map<string, string>>}
+{@param requestedByRegistrar: string}
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<epp xmlns="urn:ietf:params:xml:ns:epp-1.0">
+  <command>
+    <update>
+      <host:update
+       xmlns:host="urn:ietf:params:xml:ns:host-1.0">
+        <host:name>{$name}</host:name>
+        {foreach $ip in $ipAddresses}
+          <host:rem>
+            <host:addr ip="{$ip['type']}">{$ip['address']}</host:addr>
+          </host:rem>
+        {/foreach}
+      </host:update>
+    </update>
+    <extension>
+      <metadata:metadata xmlns:metadata="urn:google:params:xml:ns:metadata-1.0">
+        <metadata:reason>External IP address removed by registry administrator.</metadata:reason>
+        <metadata:requestedByRegistrar>{$requestedByRegistrar}</metadata:requestedByRegistrar>
+      </metadata:metadata>
+    </extension>
+    <clTRID>ABC-12345</clTRID>
+  </command>
+</epp>
+{/template}