1+ /*
2+ * Copyright 2024 Google LLC
3+ *
4+ * Licensed under the Apache License, Version 2.0 (the "License");
5+ * you may not use this file except in compliance with the License.
6+ * You may obtain a copy of the License at
7+ *
8+ * http://www.apache.org/licenses/LICENSE-2.0
9+ *
10+ * Unless required by applicable law or agreed to in writing, software
11+ * distributed under the License is distributed on an "AS IS" BASIS,
12+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13+ * See the License for the specific language governing permissions and
14+ * limitations under the License.
15+ */
16+
17+ package compute .reservation ;
18+
19+ // [START compute_instance_not_consume_reservation]
20+ import static com .google .cloud .compute .v1 .ReservationAffinity .ConsumeReservationType .NO_RESERVATION ;
21+
22+ import com .google .api .gax .longrunning .OperationFuture ;
23+ import com .google .cloud .compute .v1 .AttachedDisk ;
24+ import com .google .cloud .compute .v1 .AttachedDiskInitializeParams ;
25+ import com .google .cloud .compute .v1 .InsertInstanceRequest ;
26+ import com .google .cloud .compute .v1 .Instance ;
27+ import com .google .cloud .compute .v1 .InstancesClient ;
28+ import com .google .cloud .compute .v1 .NetworkInterface ;
29+ import com .google .cloud .compute .v1 .Operation ;
30+ import com .google .cloud .compute .v1 .ReservationAffinity ;
31+ import java .io .IOException ;
32+ import java .util .concurrent .ExecutionException ;
33+ import java .util .concurrent .TimeUnit ;
34+ import java .util .concurrent .TimeoutException ;
35+
36+ public class CreateInstanceWithoutConsumingReservation {
37+ public static void main (String [] args )
38+ throws IOException , ExecutionException , InterruptedException , TimeoutException {
39+ // TODO(developer): Replace these variables before running the sample.
40+ // Project ID or project number of the Cloud project you want to use.
41+ String projectId = "YOUR_PROJECT_ID" ;
42+ // Name of the zone you want to use.
43+ String zone = "us-central1-a" ;
44+ // Name of the VM instance you want to query.
45+ String instanceName = "YOUR_INSTANCE_NAME" ;
46+ // machineType: machine type of the VM being created.
47+ // * This value uses the format zones/{zone}/machineTypes/{type_name}.
48+ // * For a list of machine types, see https://cloud.google.com/compute/docs/machine-types
49+ String machineTypeName = "n1-standard-1" ;
50+ // sourceImage: path to the operating system image to mount.
51+ // * For details about images you can mount, see https://cloud.google.com/compute/docs/images
52+ String sourceImage = "projects/debian-cloud/global/images/family/debian-11" ;
53+ // diskSizeGb: storage size of the boot disk to attach to the instance.
54+ long diskSizeGb = 10L ;
55+ // networkName: network interface to associate with the instance.
56+ String networkName = "default" ;
57+
58+ createInstanceWithoutConsumingReservationAsync (projectId , zone , instanceName ,
59+ machineTypeName , sourceImage , diskSizeGb , networkName );
60+ }
61+
62+ // Create a virtual machine that explicitly doesn't consume reservations
63+ public static Instance createInstanceWithoutConsumingReservationAsync (
64+ String project , String zone , String instanceName ,
65+ String machineTypeName , String sourceImage , long diskSizeGb , String networkName )
66+ throws IOException , InterruptedException , ExecutionException , TimeoutException {
67+ String machineType = String .format ("zones/%s/machineTypes/%s" , zone , machineTypeName );
68+
69+ // Initialize client that will be used to send requests. This client only needs to be created
70+ // once, and can be reused for multiple requests.
71+ try (InstancesClient instancesClient = InstancesClient .create ()) {
72+ AttachedDisk disk =
73+ AttachedDisk .newBuilder ()
74+ .setBoot (true )
75+ .setAutoDelete (true )
76+ .setType (AttachedDisk .Type .PERSISTENT .toString ())
77+ .setDeviceName ("disk-1" )
78+ .setInitializeParams (
79+ AttachedDiskInitializeParams .newBuilder ()
80+ .setSourceImage (sourceImage )
81+ .setDiskSizeGb (diskSizeGb )
82+ .build ())
83+ .build ();
84+
85+ NetworkInterface networkInterface = NetworkInterface .newBuilder ()
86+ .setName (networkName )
87+ .build ();
88+
89+ ReservationAffinity reservationAffinity =
90+ ReservationAffinity .newBuilder ()
91+ .setConsumeReservationType (NO_RESERVATION .toString ())
92+ .build ();
93+
94+ Instance instanceResource =
95+ Instance .newBuilder ()
96+ .setName (instanceName )
97+ .setMachineType (machineType )
98+ .addDisks (disk )
99+ .addNetworkInterfaces (networkInterface )
100+ .setReservationAffinity (reservationAffinity )
101+ .build ();
102+
103+ InsertInstanceRequest insertInstanceRequest = InsertInstanceRequest .newBuilder ()
104+ .setProject (project )
105+ .setZone (zone )
106+ .setInstanceResource (instanceResource )
107+ .build ();
108+
109+ OperationFuture <Operation , Operation > operation = instancesClient .insertAsync (
110+ insertInstanceRequest );
111+
112+ // Wait for the operation to complete.
113+ Operation response = operation .get (3 , TimeUnit .MINUTES );
114+
115+ if (response .hasError ()) {
116+ return null ;
117+ }
118+ return instancesClient .get (project , zone , instanceName );
119+ }
120+ }
121+ }
122+ // [END compute_instance_not_consume_reservation]
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