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CreateBackupWithEncryptionKey.java
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CreateBackupWithEncryptionKey.java
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/*
* Copyright 2021 Google LLC
*
* 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 com.example.spanner.admin.archived;
// [START spanner_create_backup_with_encryption_key]
import com.google.api.gax.longrunning.OperationFuture;
import com.google.cloud.Timestamp;
import com.google.cloud.spanner.Backup;
import com.google.cloud.spanner.BackupId;
import com.google.cloud.spanner.DatabaseAdminClient;
import com.google.cloud.spanner.DatabaseId;
import com.google.cloud.spanner.Spanner;
import com.google.cloud.spanner.SpannerExceptionFactory;
import com.google.cloud.spanner.SpannerOptions;
import com.google.cloud.spanner.encryption.EncryptionConfigs;
import com.google.spanner.admin.database.v1.CreateBackupMetadata;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import org.threeten.bp.LocalDateTime;
import org.threeten.bp.OffsetDateTime;
public class CreateBackupWithEncryptionKey {
static void createBackupWithEncryptionKey() throws InterruptedException {
// TODO(developer): Replace these variables before running the sample.
String projectId = "my-project";
String instanceId = "my-instance";
String databaseId = "my-database";
String backupId = "my-backup";
String kmsKeyName =
"projects/" + projectId + "/locations/<location>/keyRings/<keyRing>/cryptoKeys/<keyId>";
try (Spanner spanner =
SpannerOptions.newBuilder().setProjectId(projectId).build().getService()) {
DatabaseAdminClient adminClient = spanner.getDatabaseAdminClient();
createBackupWithEncryptionKey(
adminClient,
projectId,
instanceId,
databaseId,
backupId,
kmsKeyName);
}
}
static Void createBackupWithEncryptionKey(DatabaseAdminClient adminClient,
String projectId, String instanceId, String databaseId, String backupId, String kmsKeyName)
throws InterruptedException {
// Set expire time to 14 days from now.
final Timestamp expireTime = Timestamp.ofTimeMicroseconds(TimeUnit.MICROSECONDS.convert(
System.currentTimeMillis() + TimeUnit.DAYS.toMillis(14), TimeUnit.MILLISECONDS));
final Backup backupToCreate = adminClient
.newBackupBuilder(BackupId.of(projectId, instanceId, backupId))
.setDatabase(DatabaseId.of(projectId, instanceId, databaseId))
.setExpireTime(expireTime)
.setEncryptionConfig(EncryptionConfigs.customerManagedEncryption(kmsKeyName))
.build();
final OperationFuture<Backup, CreateBackupMetadata> operation = adminClient
.createBackup(backupToCreate);
Backup backup;
try {
System.out.println("Waiting for operation to complete...");
backup = operation.get(1200, TimeUnit.SECONDS);
} catch (ExecutionException e) {
// If the operation failed during execution, expose the cause.
throw SpannerExceptionFactory.asSpannerException(e.getCause());
} catch (InterruptedException e) {
// Throw when a thread is waiting, sleeping, or otherwise occupied,
// and the thread is interrupted, either before or during the activity.
throw SpannerExceptionFactory.propagateInterrupt(e);
} catch (TimeoutException e) {
// If the operation timed out propagates the timeout
throw SpannerExceptionFactory.propagateTimeout(e);
}
System.out.printf(
"Backup %s of size %d bytes was created at %s using encryption key %s%n",
backup.getId().getName(),
backup.getSize(),
LocalDateTime.ofEpochSecond(
backup.getProto().getCreateTime().getSeconds(),
backup.getProto().getCreateTime().getNanos(),
OffsetDateTime.now().getOffset()),
kmsKeyName
);
return null;
}
}
// [END spanner_create_backup_with_encryption_key]