Examples with Instance com.google.bigtable.admin.v2.Instance used on opensource projects

Example 1 with Instance

use of com.google.bigtable.admin.v2.Instance in project TOSCAna by StuPro-TOSCAna.

the class CapabilityMapper method mapDiskSize.

/**
 *     Maps the disk_size property of a {@link ComputeCapability} to an EC2 Instance.
 *
 *     @param computeCapability {@link ComputeCapability} containing the disk_size property
 *     @param cfnModule         {@link CloudFormationModule} containing the Instance
 *     @param nodeName          name of the Instance
 */
public void mapDiskSize(ComputeCapability computeCapability, CloudFormationModule cfnModule, String nodeName) {
    // If disk_size is not set, default to 8000 Mb
    Integer diskSizeInMb = computeCapability.getDiskSizeInMb().orElse(8000);
    // Convert disk_size to Gb
    Integer diskSizeInGb = diskSizeInMb / 1000;
    logger.debug("Check diskSize: '{}' Gb", diskSizeInGb);
    if (diskSizeInGb < 8) {
        logger.warn("Disk size of '{}' smaller than the minimum value required by EC2 Instances. Setting the disk size of '{}' to the minimum allowed value of 8 Gb.", nodeName, nodeName);
        diskSizeInGb = 8;
    }
    // Add BlockDeviceMapping if needed
    if (diskSizeInGb > 8) {
        logger.debug("Disk size of '{}' bigger than the default value of EC2 Instances. Adding a BlockDeviceMapping to '{}'.", nodeName, nodeName);
        Instance computeAsInstance = (Instance) cfnModule.getResource(nodeName);
        computeAsInstance.blockDeviceMappings(new EC2BlockDeviceMapping().deviceName("/dev/sda1").ebs(new EC2EBSBlockDevice().volumeSize(diskSizeInGb.toString())));
    }
}

Example 2 with Instance

use of com.google.bigtable.admin.v2.Instance in project TOSCAna by StuPro-TOSCAna.

the class TransformModelNodeVisitor method visit.

/**
 *     Transforms the {@link Compute} node into a EC2 Instance.
 *
 *     @param node the {@link Compute} node to visit
 */
@Override
public void visit(Compute node) {
    try {
        if (cfnModule.checkComputeToEc2(node)) {
            logger.debug("Compute '{}' will be transformed to EC2", node.getEntityName());
            String nodeName = toAlphanumerical(node.getEntityName());
            // default security group the EC2 Instance
            SecurityGroup webServerSecurityGroup = cfnModule.resource(SecurityGroup.class, nodeName + SECURITY_GROUP).groupDescription("Enables ports for " + nodeName + ".");
            // open endpoint port
            node.getEndpoint().getPort().ifPresent(port -> webServerSecurityGroup.ingress(ingress -> ingress.cidrIp(IP_OPEN), PROTOCOL_TCP, port.port));
            // check what image id should be taken
            CapabilityMapper capabilityMapper = createCapabilityMapper();
            OsCapability computeOs = node.getOs();
            String imageId = capabilityMapper.mapOsCapabilityToImageId(computeOs);
            ComputeCapability computeCompute = node.getHost();
            String instanceType = capabilityMapper.mapComputeCapabilityToInstanceType(computeCompute, CapabilityMapper.EC2_DISTINCTION);
            // create CFN init and store it
            CFNInit init = new CFNInit(CONFIG_SETS);
            cfnModule.putCFNInit(nodeName, init);
            cfnModule.resource(Instance.class, nodeName).securityGroupIds(webServerSecurityGroup).imageId(imageId).instanceType(instanceType);
            capabilityMapper.mapDiskSize(computeCompute, cfnModule, nodeName);
            // Add Reference to keyName if KeyPair needed and open Port 22 (Allows SSH access)
            if (cfnModule.hasKeyPair()) {
                Instance instance = (Instance) cfnModule.getResource(nodeName);
                instance.keyName(cfnModule.getKeyNameVar());
                webServerSecurityGroup.ingress(ingress -> ingress.cidrIp(IP_OPEN), PROTOCOL_TCP, 22);
            }
        } else {
            logger.debug("Compute '{}' will not be transformed to EC2", node.getEntityName());
        }
    } catch (SdkClientException se) {
        logger.error("SDKClient failed, no valid credentials or no internet connection");
        throw new TransformationFailureException("Failed", se);
    } catch (Exception e) {
        logger.error("Error while creating EC2Instance resource.");
        throw new TransformationFailureException("Failed at Compute node " + node.getEntityName(), e);
    }
}

Example 3 with Instance

use of com.google.bigtable.admin.v2.Instance in project java-docs-samples by GoogleCloudPlatform.

the class BulkWrite method getClusterNodeCount.

// Get the number of nodes for the Bigtable instance. This only works for single cluster instances
// so it will treat multi-cluster instances as single node clusters.
private static int getClusterNodeCount(String projectId, String instanceId) throws IOException, GeneralSecurityException {
    try {
        BigtableClusterUtilities clusterUtility = BigtableClusterUtilities.forInstance(projectId, instanceId);
        Cluster cluster = clusterUtility.getSingleCluster();
        String clusterId = new BigtableClusterName(cluster.getName()).getClusterId();
        String zoneId = BigtableClusterUtilities.getZoneId(cluster);
        int clusterNodeCount = clusterUtility.getClusterNodeCount(clusterId, zoneId);
        System.out.println("Cluster size " + clusterNodeCount);
        return clusterNodeCount;
    } catch (IllegalStateException e) {
        System.out.println("Unable to get cluster size. Treating as single-node cluster.");
        return 1;
    }
}

Example 4 with Instance

use of com.google.bigtable.admin.v2.Instance in project java-docs-samples by GoogleCloudPlatform.

the class CreateInstance method createInstance.

// Create a new instance with the provided "instanceName" value in the specified project and zone.
public static void createInstance(String project, String zone, String instanceName) throws IOException, InterruptedException, ExecutionException {
    // Below are sample values that can be replaced.
    // machineType: machine type of the VM being created. This value uses the format zones/{zone}/machineTypes/{type_name}. For a list of machine types, see https://cloud.google.com/compute/docs/machine-types
    // sourceImage: path to the operating system image to mount. For details about images you can mount, see https://cloud.google.com/compute/docs/images
    // diskSizeGb: storage size of the boot disk to attach to the instance.
    // networkName: network interface to associate with the instance.
    String machineType = String.format("zones/%s/machineTypes/n1-standard-1", zone);
    String sourceImage = String.format("projects/debian-cloud/global/images/family/%s", "debian-10");
    long diskSizeGb = 10L;
    String networkName = "default";
    // clean up any remaining background resources.
    try (InstancesClient instancesClient = InstancesClient.create()) {
        // Instance creation requires at least one persistent disk and one network interface.
        AttachedDisk disk = AttachedDisk.newBuilder().setBoot(true).setAutoDelete(true).setType(Type.PERSISTENT.toString()).setDeviceName("disk-1").setInitializeParams(AttachedDiskInitializeParams.newBuilder().setSourceImage(sourceImage).setDiskSizeGb(diskSizeGb).build()).build();
        // Use the network interface provided in the networkName argument.
        NetworkInterface networkInterface = NetworkInterface.newBuilder().setName(networkName).build();
        // Bind `instanceName`, `machineType`, `disk`, and `networkInterface` to an instance.
        Instance instanceResource = Instance.newBuilder().setName(instanceName).setMachineType(machineType).addDisks(disk).addNetworkInterfaces(networkInterface).build();
        System.out.printf("Creating instance: %s at %s %n", instanceName, zone);
        // Insert the instance in the specified project and zone.
        InsertInstanceRequest insertInstanceRequest = InsertInstanceRequest.newBuilder().setProject(project).setZone(zone).setInstanceResource(instanceResource).build();
        OperationFuture<Operation, Operation> operation = instancesClient.insertAsync(insertInstanceRequest);
        // Wait for the operation to complete.
        Operation response = operation.get();
        if (response.hasError()) {
            System.out.println("Instance creation failed ! ! " + response);
            return;
        }
        System.out.println("Operation Status: " + response.getStatus());
    }
}

Example 5 with Instance

use of com.google.bigtable.admin.v2.Instance in project java-docs-samples by GoogleCloudPlatform.

the class CreateInstanceFromTemplateWithOverrides method createInstanceFromTemplateWithOverrides.

// Creates a Compute Engine VM instance from an instance template,
// but overrides the disk and machine type options in the template.
public static void createInstanceFromTemplateWithOverrides(String projectId, String zone, String instanceName, String instanceTemplateName) throws IOException, ExecutionException, InterruptedException {
    try (InstancesClient instancesClient = InstancesClient.create();
        InstanceTemplatesClient instanceTemplatesClient = InstanceTemplatesClient.create()) {
        String machineType = "n1-standard-1";
        String newDiskSourceImage = "projects/debian-cloud/global/images/family/debian-10";
        // Retrieve an instance template.
        InstanceTemplate instanceTemplate = instanceTemplatesClient.get(projectId, instanceTemplateName);
        AttachedDisk newdisk = AttachedDisk.newBuilder().setInitializeParams(AttachedDiskInitializeParams.newBuilder().setDiskSizeGb(10).setSourceImage(newDiskSourceImage).build()).setAutoDelete(true).setBoot(false).setType(AttachedDisk.Type.PERSISTENT.toString()).build();
        Instance instance = Instance.newBuilder().setName(instanceName).setMachineType(String.format("zones/%s/machineTypes/%s", zone, machineType)).addAllDisks(instanceTemplate.getProperties().getDisksList()).addDisks(newdisk).build();
        InsertInstanceRequest insertInstanceRequest = InsertInstanceRequest.newBuilder().setProject(projectId).setZone(zone).setInstanceResource(instance).setSourceInstanceTemplate(instanceTemplate.getSelfLink()).build();
        Operation response = instancesClient.insertAsync(insertInstanceRequest).get();
        if (response.hasError()) {
            System.out.println("Instance creation from template with overrides failed ! ! " + response);
            return;
        }
        System.out.printf("Instance creation from template with overrides: Operation Status %s: %s ", instanceName, response.getStatus());
    }
}