mirror of
https://github.com/google/nomulus.git
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Add Cloud KMS based secret storage
------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=147791972
This commit is contained in:
shikhman
Ben McIlwain
parent
ab6e7b177a
commit
be30ecdf66
24 changed files with 2255 additions and 0 deletions
29
java/google/registry/keyring/api/KeyringException.java
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29
java/google/registry/keyring/api/KeyringException.java
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@ -0,0 +1,29 @@
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// 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.keyring.api;
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/** Base class for all {@link Keyring} specific unchecked exceptions. */
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public class KeyringException extends RuntimeException {
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/** @see RuntimeException#RuntimeException(String) */
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public KeyringException(String msg) {
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super(msg);
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}
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/** @see RuntimeException#RuntimeException(String, Throwable) */
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public KeyringException(String msg, Throwable cause) {
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super(msg, cause);
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}
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}
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25
java/google/registry/keyring/kms/BUILD
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25
java/google/registry/keyring/kms/BUILD
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@ -0,0 +1,25 @@
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package(
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default_visibility = ["//visibility:public"],
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)
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licenses(["notice"]) # Apache 2.0
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java_library(
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name = "kms",
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srcs = glob(["*.java"]),
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deps = [
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"//java/google/registry/config",
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"//java/google/registry/keyring/api",
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"//java/google/registry/model",
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"//java/google/registry/util",
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"//third_party/java/objectify:objectify-v4_1",
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"@com_google_api_client",
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"@com_google_apis_google_api_services_cloudkms",
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"@com_google_code_findbugs_jsr305",
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"@com_google_dagger",
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"@com_google_guava",
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"@com_google_http_client",
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"@org_bouncycastle_bcpg_jdk15on",
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"@org_bouncycastle_bcpkix_jdk15on",
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],
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)
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243
java/google/registry/keyring/kms/KmsKeyring.java
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243
java/google/registry/keyring/kms/KmsKeyring.java
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@ -0,0 +1,243 @@
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// 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.keyring.kms;
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import static com.google.common.base.Preconditions.checkState;
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import static google.registry.keyring.api.PgpHelper.KeyRequirement.ENCRYPT;
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import static google.registry.model.common.EntityGroupRoot.getCrossTldKey;
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import static google.registry.model.ofy.ObjectifyService.ofy;
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import static java.nio.charset.StandardCharsets.UTF_8;
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import com.google.api.services.cloudkms.v1beta1.CloudKMS;
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import com.google.api.services.cloudkms.v1beta1.model.DecryptRequest;
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import com.googlecode.objectify.Key;
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import google.registry.config.RegistryConfig.Config;
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import google.registry.keyring.api.Keyring;
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import google.registry.keyring.api.KeyringException;
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import google.registry.keyring.api.PgpHelper;
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import google.registry.model.server.KmsSecret;
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import java.io.ByteArrayInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import javax.inject.Inject;
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import org.bouncycastle.openpgp.PGPException;
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import org.bouncycastle.openpgp.PGPKeyPair;
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import org.bouncycastle.openpgp.PGPPrivateKey;
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import org.bouncycastle.openpgp.PGPPublicKey;
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import org.bouncycastle.openpgp.PGPSecretKeyRing;
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import org.bouncycastle.openpgp.PGPUtil;
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import org.bouncycastle.openpgp.bc.BcPGPPublicKeyRing;
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import org.bouncycastle.openpgp.bc.BcPGPSecretKeyRing;
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import org.bouncycastle.openpgp.operator.bc.BcPBESecretKeyDecryptorBuilder;
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import org.bouncycastle.openpgp.operator.bc.BcPGPDigestCalculatorProvider;
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/**
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* A {@link Keyring} implementation which stores encrypted secrets in Datastore and decrypts them
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* using encryption keys stored in Cloud KMS.
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*
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* @see <a href="https://cloud.google.com/kms/docs/">Google Cloud Key Management Service
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* Documentation</a>
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*/
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public class KmsKeyring implements Keyring {
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private static final String KMS_KEYRING_NAME_FORMAT = "projects/%s/locations/global/keyRings/%s";
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private static final String KMS_CRYPTO_KEY_NAME_FORMAT =
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"projects/%s/locations/global/keyRings/%s/cryptoKeys/%s";
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private static final String KMS_CRYPTO_KEY_VERSION_NAME_FORMAT =
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"projects/%s/locations/global/keyRings/%s/cryptoKeys/%s/cryptoKeyVersions";
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static final String BRAINTREE_PRIVATE_KEY_NAME = "braintree-private-key";
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static final String BRDA_RECEIVER_PUBLIC_NAME = "brda-receiver-public";
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static final String BRDA_SIGNING_PRIVATE_NAME = "brda-signing-private";
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static final String BRDA_SIGNING_PUBLIC_NAME = "brda-signing-public";
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static final String ICANN_REPORTING_PASSWORD_NAME = "icann-reporting-password";
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static final String JSON_CREDENTIAL_NAME = "json-credential";
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static final String MARKSDB_DNL_LOGIN_NAME = "marksdb-dnl-login";
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static final String MARKSDB_LORDN_PASSWORD_NAME = "marksdb-lordn-password";
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static final String MARKSDB_SMDRL_LOGIN_NAME = "marksdb-smdrl-login";
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static final String RDE_RECEIVER_PUBLIC_NAME = "rde-receiver-public";
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static final String RDE_SIGNING_PRIVATE_NAME = "rde-signing-private";
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static final String RDE_SIGNING_PUBLIC_NAME = "rde-signing-public";
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static final String RDE_SSH_CLIENT_PRIVATE_NAME = "rde-ssh-client-private";
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static final String RDE_SSH_CLIENT_PUBLIC_NAME = "rde-ssh-client-public";
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static final String RDE_STAGING_PRIVATE_NAME = "rde-staging-private";
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static final String RDE_STAGING_PUBLIC_NAME = "rde-staging-public";
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private final CloudKMS kms;
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private final String kmsKeyRingName;
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private final String projectId;
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@Inject
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KmsKeyring(
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@Config("cloudKmsProjectId") String projectId,
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@Config("cloudKmsKeyRing") String kmsKeyringName,
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CloudKMS kms) {
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this.projectId = projectId;
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this.kmsKeyRingName = kmsKeyringName;
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this.kms = kms;
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}
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@Override
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public PGPKeyPair getRdeSigningKey() {
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return getKeyPair(RDE_SIGNING_PUBLIC_NAME, RDE_SIGNING_PRIVATE_NAME);
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}
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@Override
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public PGPPublicKey getRdeStagingEncryptionKey() {
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return getPublicKeyForEncrypting(RDE_STAGING_PUBLIC_NAME);
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}
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@Override
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public PGPPrivateKey getRdeStagingDecryptionKey() {
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return getPrivateKey(RDE_STAGING_PRIVATE_NAME);
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}
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@Override
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public PGPPublicKey getRdeReceiverKey() {
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return getPublicKeyForEncrypting(RDE_RECEIVER_PUBLIC_NAME);
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}
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@Override
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public PGPKeyPair getBrdaSigningKey() {
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return getKeyPair(BRDA_SIGNING_PUBLIC_NAME, BRDA_SIGNING_PRIVATE_NAME);
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}
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@Override
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public PGPPublicKey getBrdaReceiverKey() {
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return getPublicKeyForEncrypting(BRDA_RECEIVER_PUBLIC_NAME);
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}
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@Override
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public String getRdeSshClientPublicKey() {
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return new String(getDecryptedData((RDE_SSH_CLIENT_PUBLIC_NAME)), UTF_8);
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}
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@Override
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public String getRdeSshClientPrivateKey() {
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return new String(getDecryptedData(RDE_SSH_CLIENT_PRIVATE_NAME), UTF_8);
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}
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@Override
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public String getIcannReportingPassword() {
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return new String(getDecryptedData(ICANN_REPORTING_PASSWORD_NAME), UTF_8);
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}
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@Override
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public String getMarksdbDnlLogin() {
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return new String(getDecryptedData(MARKSDB_DNL_LOGIN_NAME), UTF_8);
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}
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@Override
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public String getMarksdbLordnPassword() {
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return new String(getDecryptedData(MARKSDB_LORDN_PASSWORD_NAME), UTF_8);
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}
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@Override
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public String getMarksdbSmdrlLogin() {
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return new String(getDecryptedData(MARKSDB_SMDRL_LOGIN_NAME), UTF_8);
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}
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@Override
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public String getJsonCredential() {
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return new String(getDecryptedData(JSON_CREDENTIAL_NAME), UTF_8);
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}
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@Override
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public String getBraintreePrivateKey() {
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return new String(getDecryptedData(BRAINTREE_PRIVATE_KEY_NAME), UTF_8);
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}
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/** No persistent resources are maintained for this Keyring implementation. */
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@Override
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public void close() {}
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private PGPKeyPair getKeyPair(String publicKeyName, String privateKeyName) {
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try {
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PGPPublicKey publicKey =
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new BcPGPPublicKeyRing(getPgpInputStream(publicKeyName)).getPublicKey();
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return new PGPKeyPair(publicKey, getPrivateKey(privateKeyName));
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} catch (IOException e) {
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throw new KeyringException(
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String.format(
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"Could not parse public key %s and private key %s", publicKeyName, privateKeyName),
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e);
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}
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}
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private PGPPublicKey getPublicKeyForEncrypting(String publicKeyName) {
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try {
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return PgpHelper.lookupPublicSubkey(
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new BcPGPPublicKeyRing(getPgpInputStream(publicKeyName)), ENCRYPT)
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.get();
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} catch (IOException e) {
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throw new KeyringException(String.format("Could not parse public key %s", publicKeyName), e);
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}
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}
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private PGPPrivateKey getPrivateKey(String privateKeyName) {
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try {
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PGPSecretKeyRing privateKeyRing = new BcPGPSecretKeyRing(getPgpInputStream(privateKeyName));
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// There shouldn't be a passphrase on the key
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return privateKeyRing
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.getSecretKey()
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.extractPrivateKey(
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new BcPBESecretKeyDecryptorBuilder(new BcPGPDigestCalculatorProvider())
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.build(new char[0]));
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} catch (IOException | PGPException e) {
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throw new KeyringException(
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String.format("Could not parse private key %s", privateKeyName), e);
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}
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}
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private InputStream getPgpInputStream(String privateKeyName) throws IOException {
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return PGPUtil.getDecoderStream(new ByteArrayInputStream(getDecryptedData(privateKeyName)));
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}
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private byte[] getDecryptedData(String keyName) {
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KmsSecret secret =
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ofy().load().key(Key.create(getCrossTldKey(), KmsSecret.class, keyName)).now();
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checkState(secret != null, "Requested secret '%s' does not exist.", keyName);
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String encryptedData = ofy().load().key(secret.getLatestRevision()).now().getEncryptedValue();
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try {
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return kms.projects()
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.locations()
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.keyRings()
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.cryptoKeys()
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.decrypt(
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getCryptoKeyName(projectId, kmsKeyRingName, secret.getName()),
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new DecryptRequest().setCiphertext(encryptedData))
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.execute()
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.decodePlaintext();
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} catch (IOException e) {
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throw new KeyringException(
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String.format("CloudKMS decrypt operation failed for secret %s", keyName), e);
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}
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}
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static String getKeyRingName(String projectId, String kmsKeyRingName) {
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return String.format(KMS_KEYRING_NAME_FORMAT, projectId, kmsKeyRingName);
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}
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static String getCryptoKeyName(String projectId, String kmsKeyRingName, String cryptoKeyName) {
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return String.format(KMS_CRYPTO_KEY_NAME_FORMAT, projectId, kmsKeyRingName, cryptoKeyName);
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}
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static String getCryptoKeyVersionName(
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String projectId, String kmsKeyRingName, String cryptoKeyName) {
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return String.format(
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KMS_CRYPTO_KEY_VERSION_NAME_FORMAT, projectId, kmsKeyRingName, cryptoKeyName);
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}
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}
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42
java/google/registry/keyring/kms/KmsModule.java
Normal file
42
java/google/registry/keyring/kms/KmsModule.java
Normal file
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@ -0,0 +1,42 @@
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// 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.
|
||||
// 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.keyring.kms;
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import com.google.api.client.http.HttpRequestInitializer;
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import com.google.api.client.http.HttpTransport;
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import com.google.api.client.json.JsonFactory;
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import com.google.api.services.cloudkms.v1beta1.CloudKMS;
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import com.google.api.services.cloudkms.v1beta1.CloudKMSScopes;
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import com.google.common.base.Function;
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import dagger.Module;
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import dagger.Provides;
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import google.registry.config.RegistryConfig.Config;
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import java.util.Set;
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/** Dagger module for Cloud KMS connection objects. */
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@Module
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public final class KmsModule {
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@Provides
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static CloudKMS provideKms(
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HttpTransport transport,
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JsonFactory jsonFactory,
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Function<Set<String>, ? extends HttpRequestInitializer> credential,
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@Config("cloudKmsProjectId") String projectId) {
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return new CloudKMS.Builder(transport, jsonFactory, credential.apply(CloudKMSScopes.all()))
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.setApplicationName(projectId)
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.build();
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}
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}
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281
java/google/registry/keyring/kms/KmsUpdater.java
Normal file
281
java/google/registry/keyring/kms/KmsUpdater.java
Normal file
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|
@ -0,0 +1,281 @@
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// Copyright 2017 The Nomulus 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.keyring.kms;
|
||||
|
||||
import static com.google.common.base.Preconditions.checkArgument;
|
||||
import static com.google.common.base.Preconditions.checkState;
|
||||
import static google.registry.keyring.kms.KmsKeyring.BRAINTREE_PRIVATE_KEY_NAME;
|
||||
import static google.registry.keyring.kms.KmsKeyring.BRDA_RECEIVER_PUBLIC_NAME;
|
||||
import static google.registry.keyring.kms.KmsKeyring.BRDA_SIGNING_PRIVATE_NAME;
|
||||
import static google.registry.keyring.kms.KmsKeyring.BRDA_SIGNING_PUBLIC_NAME;
|
||||
import static google.registry.keyring.kms.KmsKeyring.ICANN_REPORTING_PASSWORD_NAME;
|
||||
import static google.registry.keyring.kms.KmsKeyring.JSON_CREDENTIAL_NAME;
|
||||
import static google.registry.keyring.kms.KmsKeyring.MARKSDB_DNL_LOGIN_NAME;
|
||||
import static google.registry.keyring.kms.KmsKeyring.MARKSDB_LORDN_PASSWORD_NAME;
|
||||
import static google.registry.keyring.kms.KmsKeyring.MARKSDB_SMDRL_LOGIN_NAME;
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||||
import static google.registry.keyring.kms.KmsKeyring.RDE_RECEIVER_PUBLIC_NAME;
|
||||
import static google.registry.keyring.kms.KmsKeyring.RDE_SIGNING_PRIVATE_NAME;
|
||||
import static google.registry.keyring.kms.KmsKeyring.RDE_SIGNING_PUBLIC_NAME;
|
||||
import static google.registry.keyring.kms.KmsKeyring.RDE_SSH_CLIENT_PRIVATE_NAME;
|
||||
import static google.registry.keyring.kms.KmsKeyring.RDE_SSH_CLIENT_PUBLIC_NAME;
|
||||
import static google.registry.keyring.kms.KmsKeyring.RDE_STAGING_PRIVATE_NAME;
|
||||
import static google.registry.keyring.kms.KmsKeyring.RDE_STAGING_PUBLIC_NAME;
|
||||
import static google.registry.keyring.kms.KmsKeyring.getCryptoKeyName;
|
||||
import static google.registry.keyring.kms.KmsKeyring.getCryptoKeyVersionName;
|
||||
import static google.registry.keyring.kms.KmsKeyring.getKeyRingName;
|
||||
import static google.registry.model.ofy.ObjectifyService.ofy;
|
||||
import static google.registry.util.PreconditionsUtils.checkArgumentNotNull;
|
||||
import static java.nio.charset.StandardCharsets.UTF_8;
|
||||
|
||||
import com.google.api.client.googleapis.json.GoogleJsonResponseException;
|
||||
import com.google.api.services.cloudkms.v1beta1.CloudKMS;
|
||||
import com.google.api.services.cloudkms.v1beta1.model.CryptoKey;
|
||||
import com.google.api.services.cloudkms.v1beta1.model.CryptoKeyVersion;
|
||||
import com.google.api.services.cloudkms.v1beta1.model.EncryptRequest;
|
||||
import com.google.api.services.cloudkms.v1beta1.model.EncryptResponse;
|
||||
import com.google.api.services.cloudkms.v1beta1.model.KeyRing;
|
||||
import com.google.common.collect.ImmutableMap;
|
||||
import com.googlecode.objectify.VoidWork;
|
||||
import google.registry.config.RegistryConfig.Config;
|
||||
import google.registry.model.server.KmsSecret;
|
||||
import google.registry.model.server.KmsSecretRevision;
|
||||
import java.io.IOException;
|
||||
import java.util.HashMap;
|
||||
import java.util.LinkedHashMap;
|
||||
import java.util.Map;
|
||||
import javax.inject.Inject;
|
||||
import org.bouncycastle.openpgp.PGPPublicKey;
|
||||
import org.bouncycastle.openpgp.bc.BcPGPSecretKeyRing;
|
||||
|
||||
/**
|
||||
* The {@link KmsUpdater} accumulates updates to a {@link KmsKeyring} and persists them to KMS and
|
||||
* Datastore when closed.
|
||||
*/
|
||||
public final class KmsUpdater {
|
||||
|
||||
private static final int RESOURCE_NOT_FOUND = 404;
|
||||
|
||||
private final String projectId;
|
||||
private final String kmsKeyRingName;
|
||||
private final CloudKMS kms;
|
||||
|
||||
private final HashMap<String, byte[]> secretValues;
|
||||
|
||||
@Inject
|
||||
public KmsUpdater(
|
||||
@Config("cloudKmsProjectId") String projectId,
|
||||
@Config("cloudKmsKeyRing") String kmsKeyRingName,
|
||||
CloudKMS kms) {
|
||||
this.projectId = projectId;
|
||||
this.kmsKeyRingName = kmsKeyRingName;
|
||||
this.kms = kms;
|
||||
|
||||
// Use LinkedHashMap to preserve insertion order on update() to simplify testing and debugging
|
||||
this.secretValues = new LinkedHashMap<>();
|
||||
}
|
||||
|
||||
public KmsUpdater setRdeSigningKey(BcPGPSecretKeyRing secretKeyRing) throws IOException {
|
||||
checkArgumentNotNull(secretKeyRing);
|
||||
setSecret(RDE_SIGNING_PRIVATE_NAME, checkArgumentNotNull(secretKeyRing).getEncoded());
|
||||
setSecret(RDE_SIGNING_PUBLIC_NAME, secretKeyRing.getPublicKey().getEncoded());
|
||||
return this;
|
||||
}
|
||||
|
||||
public KmsUpdater setRdeStagingKey(BcPGPSecretKeyRing secretKeyRing) throws IOException {
|
||||
checkArgumentNotNull(secretKeyRing);
|
||||
|
||||
setSecret(RDE_STAGING_PRIVATE_NAME, secretKeyRing.getEncoded());
|
||||
setSecret(RDE_STAGING_PUBLIC_NAME, secretKeyRing.getPublicKey().getEncoded());
|
||||
return this;
|
||||
}
|
||||
|
||||
public KmsUpdater setRdeReceiverPublicKey(PGPPublicKey rdeReceiverPublicKey) throws IOException {
|
||||
setSecret(RDE_RECEIVER_PUBLIC_NAME, checkArgumentNotNull(rdeReceiverPublicKey).getEncoded());
|
||||
return this;
|
||||
}
|
||||
|
||||
public KmsUpdater setBrdaSigningKey(BcPGPSecretKeyRing secretKeyRing) throws IOException {
|
||||
checkArgumentNotNull(secretKeyRing);
|
||||
setSecret(BRDA_SIGNING_PRIVATE_NAME, secretKeyRing.getEncoded());
|
||||
setSecret(BRDA_SIGNING_PUBLIC_NAME, secretKeyRing.getPublicKey().getEncoded());
|
||||
return this;
|
||||
}
|
||||
|
||||
public KmsUpdater setBrdaReceiverPublicKey(PGPPublicKey publicKey) throws IOException {
|
||||
setSecret(BRDA_RECEIVER_PUBLIC_NAME, checkArgumentNotNull(publicKey).getEncoded());
|
||||
return this;
|
||||
}
|
||||
|
||||
public KmsUpdater setRdeSshClientPublicKey(String asciiPublicKey) {
|
||||
setSecret(RDE_SSH_CLIENT_PUBLIC_NAME, checkArgumentNotNull(asciiPublicKey).getBytes(UTF_8));
|
||||
return this;
|
||||
}
|
||||
|
||||
public KmsUpdater setRdeSshClientPrivateKey(String asciiPrivateKey) {
|
||||
setSecret(RDE_SSH_CLIENT_PRIVATE_NAME, checkArgumentNotNull(asciiPrivateKey).getBytes(UTF_8));
|
||||
return this;
|
||||
}
|
||||
|
||||
public KmsUpdater setIcannReportingPassword(String password) {
|
||||
setSecret(ICANN_REPORTING_PASSWORD_NAME, checkArgumentNotNull(password).getBytes(UTF_8));
|
||||
return this;
|
||||
}
|
||||
|
||||
public KmsUpdater setMarksdbDnlLogin(String login) {
|
||||
setSecret(MARKSDB_DNL_LOGIN_NAME, checkArgumentNotNull(login).getBytes(UTF_8));
|
||||
return this;
|
||||
}
|
||||
|
||||
public KmsUpdater setMarksdbLordnPassword(String password) {
|
||||
setSecret(MARKSDB_LORDN_PASSWORD_NAME, checkArgumentNotNull(password).getBytes(UTF_8));
|
||||
return this;
|
||||
}
|
||||
|
||||
public KmsUpdater setMarksdbSmdrlLogin(String login) {
|
||||
setSecret(MARKSDB_SMDRL_LOGIN_NAME, checkArgumentNotNull(login).getBytes(UTF_8));
|
||||
return this;
|
||||
}
|
||||
|
||||
public KmsUpdater setJsonCredential(String credential) {
|
||||
setSecret(JSON_CREDENTIAL_NAME, checkArgumentNotNull(credential).getBytes(UTF_8));
|
||||
return this;
|
||||
}
|
||||
|
||||
public KmsUpdater setBraintreePrivateKey(String braintreePrivateKey) {
|
||||
setSecret(
|
||||
BRAINTREE_PRIVATE_KEY_NAME, checkArgumentNotNull(braintreePrivateKey).getBytes(UTF_8));
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Generates new encryption keys in KMS, encrypts the updated secrets with them, and persists the
|
||||
* encrypted secrets to Datastore.
|
||||
*
|
||||
* <p>The operations in this method are organized so that existing {@link KmsSecretRevision}
|
||||
* entities remain primary and decryptable if a failure occurs.
|
||||
*/
|
||||
public void update() throws IOException {
|
||||
checkState(!secretValues.isEmpty(), "At least one Keyring value must be persisted");
|
||||
|
||||
persistEncryptedValues(encryptValues(secretValues));
|
||||
}
|
||||
|
||||
/**
|
||||
* Encrypts updated secrets using KMS. If the configured {@code KeyRing} or {@code CryptoKey}
|
||||
* associated with a secret doesn't exist, they will first be created.
|
||||
*
|
||||
* @see google.registry.config.RegistryConfigSettings#kms
|
||||
*/
|
||||
private ImmutableMap<String, EncryptResponse> encryptValues(Map<String, byte[]> keyValues)
|
||||
throws IOException {
|
||||
String fullKeyRingName = getKeyRingName(projectId, kmsKeyRingName);
|
||||
try {
|
||||
kms.projects().locations().keyRings().get(fullKeyRingName).execute();
|
||||
} catch (GoogleJsonResponseException jsonException) {
|
||||
if (jsonException.getStatusCode() == RESOURCE_NOT_FOUND) {
|
||||
// Create the KeyRing in the "global" namespace. Encryption keys will be accessible from all
|
||||
// GCP regions.
|
||||
kms.projects()
|
||||
.locations()
|
||||
.keyRings()
|
||||
.create("global", new KeyRing().setName(fullKeyRingName))
|
||||
.execute();
|
||||
} else {
|
||||
throw jsonException;
|
||||
}
|
||||
}
|
||||
|
||||
ImmutableMap.Builder<String, EncryptResponse> encryptedValues = new ImmutableMap.Builder<>();
|
||||
for (Map.Entry<String, byte[]> entry : keyValues.entrySet()) {
|
||||
String keyName = entry.getKey();
|
||||
String fullKeyName = getCryptoKeyName(projectId, kmsKeyRingName, keyName);
|
||||
|
||||
try {
|
||||
kms.projects().locations().keyRings().cryptoKeys().get(fullKeyName).execute();
|
||||
} catch (GoogleJsonResponseException jsonException) {
|
||||
if (jsonException.getStatusCode() == RESOURCE_NOT_FOUND) {
|
||||
kms.projects()
|
||||
.locations()
|
||||
.keyRings()
|
||||
.cryptoKeys()
|
||||
.create(fullKeyName, new CryptoKey().setName(keyName).setPurpose("ENCRYPT_DECRYPT"))
|
||||
.execute();
|
||||
} else {
|
||||
throw jsonException;
|
||||
}
|
||||
}
|
||||
|
||||
CryptoKeyVersion cryptoKeyVersion =
|
||||
kms.projects()
|
||||
.locations()
|
||||
.keyRings()
|
||||
.cryptoKeys()
|
||||
.cryptoKeyVersions()
|
||||
.create(
|
||||
getCryptoKeyVersionName(projectId, kmsKeyRingName, keyName),
|
||||
new CryptoKeyVersion())
|
||||
.execute();
|
||||
|
||||
encryptedValues.put(
|
||||
keyName,
|
||||
kms.projects()
|
||||
.locations()
|
||||
.keyRings()
|
||||
.cryptoKeys()
|
||||
.encrypt(
|
||||
cryptoKeyVersion.getName(),
|
||||
new EncryptRequest().encodePlaintext(entry.getValue()))
|
||||
.execute());
|
||||
}
|
||||
return encryptedValues.build();
|
||||
}
|
||||
|
||||
/**
|
||||
* Persists encrypted secrets to Datastore as {@link KmsSecretRevision} entities and makes them
|
||||
* primary. {@link KmsSecret} entities point to the latest {@link KmsSecretRevision}.
|
||||
*
|
||||
* <p>The changes are committed transactionally; if an error occurs, all existing {@link
|
||||
* KmsSecretRevision} entities will remain primary.
|
||||
*/
|
||||
private static void persistEncryptedValues(
|
||||
final ImmutableMap<String, EncryptResponse> encryptedValues) {
|
||||
ofy()
|
||||
.transact(
|
||||
new VoidWork() {
|
||||
@Override
|
||||
public void vrun() {
|
||||
for (Map.Entry<String, EncryptResponse> entry : encryptedValues.entrySet()) {
|
||||
String secretName = entry.getKey();
|
||||
EncryptResponse revisionData = entry.getValue();
|
||||
|
||||
KmsSecretRevision secretRevision =
|
||||
new KmsSecretRevision.Builder()
|
||||
.setEncryptedValue(revisionData.getCiphertext())
|
||||
.setKmsCryptoKeyVersionName(revisionData.getName())
|
||||
.setParent(secretName)
|
||||
.build();
|
||||
ofy()
|
||||
.save()
|
||||
.entities(secretRevision, KmsSecret.create(secretName, secretRevision));
|
||||
}
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
private void setSecret(String secretName, byte[] value) {
|
||||
checkArgument(!secretValues.containsKey(secretName), "Attempted to set %s twice", secretName);
|
||||
secretValues.put(secretName, value);
|
||||
}
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue