Implemented compute_disk_create_secondary_custom sample, created test

Author: TetyanaYahodska

compute/cloud-client/src/main/java/compute/disks/CreateDiskSecondaryCustom.java

@@ -0,0 +1,99 @@
+/*
+ * Copyright 2024 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 compute.disks;
+
+//[START compute_disk_create_secondary_custom]
+import com.google.cloud.compute.v1.Disk;
+import com.google.cloud.compute.v1.DisksClient;
+import com.google.cloud.compute.v1.GuestOsFeature;
+import com.google.cloud.compute.v1.Operation;
+import java.io.IOException;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.TimeoutException;
+
+public class CreateDiskSecondaryCustom {
+  public static void main(String[] args)
+      throws IOException, ExecutionException, InterruptedException, TimeoutException {
+    // TODO(developer): Replace these variables before running the sample.
+    // The project that contains the primary disk.
+    String projectId = "YOUR_PROJECT_ID";
+    // Name of the zone in which you want to create the secondary disk.
+    String disksZone = "us-central1-a";
+    // Name of the disk you want to create.
+    String secondaryDiskName = "SECONDARY_DISK_NAME";
+    // Size of the new disk in gigabytes.
+    long diskSizeGb = 100;
+    // Name of the primary disk you want to use as a source for the new disk.
+    String primaryDiskName = "PRIMARY_DISK_NAME";
+    // The type of the disk you want to create. This value uses the following format:
+    // "projects/{projectId}/zones/{zone}/diskTypes/
+    // (pd-standard|pd-ssd|pd-balanced|pd-extreme)".
+    String diskType = String.format(
+        "projects/%s/zones/%s/diskTypes/pd-balanced", projectId, disksZone);
+
+    createDiskSecondaryCustom(projectId, secondaryDiskName, disksZone,
+        diskSizeGb, primaryDiskName, diskType);
+  }
+
+  // Creates a secondary disk with specified custom parameters.
+  public static Disk createDiskSecondaryCustom(String projectId, String secondaryDiskName,
+       String disksZone, long diskSizeGb, String primaryDiskName, String diskType)
+      throws IOException, ExecutionException, InterruptedException, TimeoutException {
+    // Initialize client that will be used to send requests. This client only needs to be created
+    // once, and can be reused for multiple requests.
+    try (DisksClient disksClient = DisksClient.create()) {
+      String primaryDiskSource = String.format("projects/%s/zones/%s/disks/%s",
+          projectId, disksZone, primaryDiskName);
+
+      // Define the guest OS features.
+      List<GuestOsFeature> guestOsFeatures = Arrays.asList(
+          GuestOsFeature.newBuilder().setType("UEFI_COMPATIBLE").build(),
+          GuestOsFeature.newBuilder().setType("GVNIC").build(),
+          GuestOsFeature.newBuilder().setType("MULTI_IP_SUBNET").build()
+      );
+      // Define the labels.
+      Map<String, String> labels = new HashMap<>();
+      labels.put("secondary-disk-for-replication", "yes");
+
+      // Create the disk object with the source disk information.
+      Disk disk = Disk.newBuilder()
+          .setName(secondaryDiskName)
+          .setSizeGb(diskSizeGb)
+          .setType(diskType)
+          .setZone(disksZone)
+          .addAllGuestOsFeatures(guestOsFeatures)
+          .putAllLabels(labels)
+          .setSourceDisk(primaryDiskSource)
+          .build();
+
+      // Wait for the create disk operation to complete.
+      Operation response = disksClient.insertAsync(projectId, disksZone, disk)
+          .get(3, TimeUnit.MINUTES);
+
+      if (response.hasError()) {
+        return null;
+      }
+      return disksClient.get(projectId, disksZone, secondaryDiskName);
+    }
+  }
+}
+// [END compute_disk_create_secondary_custom]

compute/cloud-client/src/test/java/compute/disks/DisksIT.java

@@ -18,6 +18,7 @@
 
 import static com.google.common.truth.Truth.assertThat;
 import static com.google.common.truth.Truth.assertWithMessage;
+import static org.junit.Assert.assertNotNull;
 
 import com.google.cloud.compute.v1.AttachedDisk;
 import com.google.cloud.compute.v1.AttachedDiskInitializeParams;
@@ -69,10 +70,10 @@ public class DisksIT {
   private static String EMPTY_DISK_NAME;
   private static String SNAPSHOT_NAME;
   private static String DISK_TYPE;
-
   private static String ZONAL_BLANK_DISK;
-
   private static String REGIONAL_BLANK_DISK;
+  private static String SECONDARY_DISK_CUSTOM_NAME;
+  private static final long DISK_SIZE = 10;
 
   private ByteArrayOutputStream stdOut;
 
@@ -101,6 +102,7 @@ public static void setup()
     DISK_TYPE = String.format("zones/%s/diskTypes/pd-ssd", ZONE);
     ZONAL_BLANK_DISK = "gcloud-test-disk-zattach-" + uuid;
     REGIONAL_BLANK_DISK = "gcloud-test-disk-rattach-" + uuid;
+    SECONDARY_DISK_CUSTOM_NAME = "gcloud-test-disk-custom-" + uuid;
 
     // Cleanup existing stale instances.
     Util.cleanUpExistingInstances("test-disks", PROJECT_ID, ZONE);
@@ -170,6 +172,7 @@ public static void cleanUp()
     DeleteDisk.deleteDisk(PROJECT_ID, ZONE, EMPTY_DISK_NAME);
     DeleteDisk.deleteDisk(PROJECT_ID, ZONE, ZONAL_BLANK_DISK);
     RegionalDelete.deleteRegionalDisk(PROJECT_ID, REGION, REGIONAL_BLANK_DISK);
+    DeleteDisk.deleteDisk(PROJECT_ID, ZONE, SECONDARY_DISK_CUSTOM_NAME);
 
     stdOut.close();
     System.setOut(out);
@@ -301,4 +304,22 @@ public void testDiskAttachResize()
         Util.getRegionalDisk(PROJECT_ID, REGION, REGIONAL_BLANK_DISK).getSizeGb());
   }
 
+  @Test
+  public void testCreateDiskSecondaryCustom()
+      throws IOException, ExecutionException, InterruptedException, TimeoutException {
+    String diskType =  String.format(
+        "projects/%s/zones/%s/diskTypes/pd-ssd", PROJECT_ID, ZONE);
+    Disk disk = CreateDiskSecondaryCustom.createDiskSecondaryCustom(
+        PROJECT_ID, SECONDARY_DISK_CUSTOM_NAME, ZONE,
+        DISK_SIZE, EMPTY_DISK_NAME, diskType);
+
+    // Verify that the secondary disk was created.
+    assertNotNull(disk);
+    assertThat(disk.getSizeGb()).isEqualTo(DISK_SIZE);
+    assertThat(disk.getSourceDisk()).isEqualTo(
+        String.format("https://www.googleapis.com/compute/v1/projects/%s/zones/%s/disks/%s",
+            PROJECT_ID, ZONE, EMPTY_DISK_NAME));
+    assertThat(disk.getLabelsMap().get("secondary-disk-for-replication")).isEqualTo("yes");
+    assertThat(disk.getGuestOsFeaturesCount()).isEqualTo(3);
+  }
 }