Examples with LoadBalancer com.microsoft.azure.management.network.LoadBalancer used on opensource projects

Example 16 with LoadBalancer

use of com.microsoft.azure.management.network.LoadBalancer in project azure-sdk-for-java by Azure.

the class ManageVirtualMachineScaleSetAsync method runSample.

/**
     * Main function which runs the actual sample.
     * @param azure instance of the azure client
     * @return true if sample runs successfully
     */
public static boolean runSample(final Azure azure) {
    final Region region = Region.US_WEST_CENTRAL;
    final String rgName = SdkContext.randomResourceName("rgCOVS", 15);
    final String vnetName = SdkContext.randomResourceName("vnet", 24);
    final String loadBalancerName1 = SdkContext.randomResourceName("intlb" + "-", 18);
    final String publicIpName = "pip-" + loadBalancerName1;
    final String frontendName = loadBalancerName1 + "-FE1";
    final String backendPoolName1 = loadBalancerName1 + "-BAP1";
    final String backendPoolName2 = loadBalancerName1 + "-BAP2";
    final String httpProbe = "httpProbe";
    final String httpsProbe = "httpsProbe";
    final String httpLoadBalancingRule = "httpRule";
    final String httpsLoadBalancingRule = "httpsRule";
    final String natPool50XXto22 = "natPool50XXto22";
    final String natPool60XXto23 = "natPool60XXto23";
    final String vmssName = SdkContext.randomResourceName("vmss", 24);
    final String userName = "tirekicker";
    final String sshKey = "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCfSPC2K7LZcFKEO+/t3dzmQYtrJFZNxOsbVgOVKietqHyvmYGHEC0J2wPdAqQ/63g/hhAEFRoyehM+rbeDri4txB3YFfnOK58jqdkyXzupWqXzOrlKY4Wz9SKjjN765+dqUITjKRIaAip1Ri137szRg71WnrmdP3SphTRlCx1Bk2nXqWPsclbRDCiZeF8QOTi4JqbmJyK5+0UqhqYRduun8ylAwKKQJ1NJt85sYIHn9f1Rfr6Tq2zS0wZ7DHbZL+zB5rSlAr8QyUdg/GQD+cmSs6LvPJKL78d6hMGk84ARtFo4A79ovwX/Fj01znDQkU6nJildfkaolH2rWFG/qttD azjava@javalib.com";
    final String apacheInstallScript = "https://raw.githubusercontent.com/Azure/azure-sdk-for-java/master/azure-samples/src/main/resources/install_apache.sh";
    final String installCommand = "bash install_apache.sh";
    List<String> fileUris = new ArrayList<>();
    fileUris.add(apacheInstallScript);
    try {
        //=============================================================
        // Create a virtual network with a frontend subnet
        System.out.println("Creating virtual network with a frontend subnet ...");
        System.out.println("Creating a public IP address...");
        System.out.println("Creating a load balancer");
        final List<Indexable> createdResources = new ArrayList<>();
        Observable.merge(azure.networks().define(vnetName).withRegion(region).withNewResourceGroup(rgName).withAddressSpace("172.16.0.0/16").defineSubnet("Front-end").withAddressPrefix("172.16.1.0/24").attach().createAsync(), azure.publicIPAddresses().define(publicIpName).withRegion(region).withExistingResourceGroup(rgName).withLeafDomainLabel(publicIpName).createAsync().flatMap(new Func1<Indexable, Observable<Indexable>>() {

            @Override
            public Observable<Indexable> call(Indexable indexable) {
                if (indexable instanceof PublicIPAddress) {
                    PublicIPAddress publicIp = (PublicIPAddress) indexable;
                    //=============================================================
                    // Create an Internet facing load balancer with
                    // One frontend IP address
                    // Two backend address pools which contain network interfaces for the virtual
                    //  machines to receive HTTP and HTTPS network traffic from the load balancer
                    // Two load balancing rules for HTTP and HTTPS to map public ports on the load
                    //  balancer to ports in the backend address pool
                    // Two probes which contain HTTP and HTTPS health probes used to check availability
                    //  of virtual machines in the backend address pool
                    // Three inbound NAT rules which contain rules that map a public port on the load
                    //  balancer to a port for a specific virtual machine in the backend address pool
                    //  - this provides direct VM connectivity for SSH to port 22 and TELNET to port 23
                    System.out.println("Creating a Internet facing load balancer with ...");
                    System.out.println("- A frontend IP address");
                    System.out.println("- Two backend address pools which contain network interfaces for the virtual\n" + "  machines to receive HTTP and HTTPS network traffic from the load balancer");
                    System.out.println("- Two load balancing rules for HTTP and HTTPS to map public ports on the load\n" + "  balancer to ports in the backend address pool");
                    System.out.println("- Two probes which contain HTTP and HTTPS health probes used to check availability\n" + "  of virtual machines in the backend address pool");
                    System.out.println("- Two inbound NAT rules which contain rules that map a public port on the load\n" + "  balancer to a port for a specific virtual machine in the backend address pool\n" + "  - this provides direct VM connectivity for SSH to port 22 and TELNET to port 23");
                    return Observable.merge(Observable.just(indexable), azure.loadBalancers().define(loadBalancerName1).withRegion(region).withExistingResourceGroup(rgName).definePublicFrontend(frontendName).withExistingPublicIPAddress(publicIp).attach().defineBackend(backendPoolName1).attach().defineBackend(backendPoolName2).attach().defineHttpProbe(httpProbe).withRequestPath("/").withPort(80).attach().defineHttpProbe(httpsProbe).withRequestPath("/").withPort(443).attach().defineLoadBalancingRule(httpLoadBalancingRule).withProtocol(TransportProtocol.TCP).withFrontend(frontendName).withFrontendPort(80).withProbe(httpProbe).withBackend(backendPoolName1).attach().defineLoadBalancingRule(httpsLoadBalancingRule).withProtocol(TransportProtocol.TCP).withFrontend(frontendName).withFrontendPort(443).withProbe(httpsProbe).withBackend(backendPoolName2).attach().defineInboundNatPool(natPool50XXto22).withProtocol(TransportProtocol.TCP).withFrontend(frontendName).withFrontendPortRange(5000, 5099).withBackendPort(22).attach().defineInboundNatPool(natPool60XXto23).withProtocol(TransportProtocol.TCP).withFrontend(frontendName).withFrontendPortRange(6000, 6099).withBackendPort(23).attach().createAsync());
                }
                return Observable.just(indexable);
            }
        })).toBlocking().subscribe(new Action1<Indexable>() {

            @Override
            public void call(Indexable indexable) {
                createdResources.add(indexable);
            }
        });
        Network network = null;
        PublicIPAddress publicIPAddress = null;
        LoadBalancer loadBalancer1 = null;
        for (Indexable indexable : createdResources) {
            if (indexable instanceof PublicIPAddress) {
                publicIPAddress = (PublicIPAddress) indexable;
                System.out.println("Created a public IP address");
                // Print the virtual network details
                Utils.print(publicIPAddress);
            } else if (indexable instanceof Network) {
                network = (Network) indexable;
                System.out.println("Created a virtual network");
                // Print the virtual network details
                Utils.print(network);
            } else if (indexable instanceof LoadBalancer) {
                loadBalancer1 = (LoadBalancer) indexable;
                // Print load balancer details
                System.out.println("Created a load balancer");
                Utils.print(loadBalancer1);
            }
        }
        //=============================================================
        // Create a virtual machine scale set with three virtual machines
        // And, install Apache Web servers on them
        System.out.println("Creating virtual machine scale set with three virtual machines" + " in the frontend subnet ...");
        final Date t1 = new Date();
        VirtualMachineScaleSet virtualMachineScaleSet = (VirtualMachineScaleSet) azure.virtualMachineScaleSets().define(vmssName).withRegion(region).withExistingResourceGroup(rgName).withSku(VirtualMachineScaleSetSkuTypes.STANDARD_D3_V2).withExistingPrimaryNetworkSubnet(network, "Front-end").withExistingPrimaryInternetFacingLoadBalancer(loadBalancer1).withPrimaryInternetFacingLoadBalancerBackends(backendPoolName1, backendPoolName2).withPrimaryInternetFacingLoadBalancerInboundNatPools(natPool50XXto22, natPool60XXto23).withoutPrimaryInternalLoadBalancer().withPopularLinuxImage(KnownLinuxVirtualMachineImage.UBUNTU_SERVER_16_04_LTS).withRootUsername(userName).withSsh(sshKey).withNewDataDisk(100).withNewDataDisk(100, 1, CachingTypes.READ_WRITE).withNewDataDisk(100, 2, CachingTypes.READ_WRITE, StorageAccountTypes.STANDARD_LRS).withCapacity(3).defineNewExtension("CustomScriptForLinux").withPublisher("Microsoft.OSTCExtensions").withType("CustomScriptForLinux").withVersion("1.4").withMinorVersionAutoUpgrade().withPublicSetting("fileUris", fileUris).withPublicSetting("commandToExecute", installCommand).attach().createAsync().map(new Func1<Indexable, Indexable>() {

            @Override
            public Indexable call(Indexable indexable) {
                Date t2 = new Date();
                System.out.println("Created a virtual machine scale set with " + "3 Linux VMs & Apache Web servers on them: (took " + ((t2.getTime() - t1.getTime()) / 1000) + " seconds) ");
                System.out.println();
                return indexable;
            }
        }).toBlocking().last();
        final String pipFqdn = publicIPAddress.fqdn();
        //=============================================================
        // List virtual machine scale set instance network interfaces and SSH connection string
        System.out.println("Listing scale set virtual machine instance network interfaces and SSH connection string...");
        virtualMachineScaleSet.virtualMachines().listAsync().map(new Func1<VirtualMachineScaleSetVM, VirtualMachineScaleSetVM>() {

            @Override
            public VirtualMachineScaleSetVM call(VirtualMachineScaleSetVM instance) {
                System.out.println("Scale set virtual machine instance #" + instance.instanceId());
                System.out.println(instance.id());
                PagedList<VirtualMachineScaleSetNetworkInterface> networkInterfaces = instance.listNetworkInterfaces();
                // Pick the first NIC
                VirtualMachineScaleSetNetworkInterface networkInterface = networkInterfaces.get(0);
                for (VirtualMachineScaleSetNicIPConfiguration ipConfig : networkInterface.ipConfigurations().values()) {
                    if (ipConfig.isPrimary()) {
                        List<LoadBalancerInboundNatRule> natRules = ipConfig.listAssociatedLoadBalancerInboundNatRules();
                        for (LoadBalancerInboundNatRule natRule : natRules) {
                            if (natRule.backendPort() == 22) {
                                System.out.println("SSH connection string: " + userName + "@" + pipFqdn + ":" + natRule.frontendPort());
                                break;
                            }
                        }
                        break;
                    }
                }
                return instance;
            }
        }).toBlocking().subscribe();
        //=============================================================
        // Stop the virtual machine scale set
        System.out.println("Updating virtual machine scale set ...");
        // Stop the virtual machine scale set
        virtualMachineScaleSet.powerOffAsync().concatWith(virtualMachineScaleSet.deallocateAsync()).concatWith(virtualMachineScaleSet.startAsync()).toObservable().concatWith(virtualMachineScaleSet.update().withCapacity(6).withoutDataDisk(0).withoutDataDisk(200).applyAsync().flatMap(new Func1<VirtualMachineScaleSet, Observable<Void>>() {

            @Override
            public Observable<Void> call(VirtualMachineScaleSet virtualMachineScaleSet) {
                System.out.println("Updated virtual machine scale set");
                // Restart the virtual machine scale set
                return virtualMachineScaleSet.restartAsync().toObservable();
            }
        })).toBlocking().subscribe();
        return true;
    } catch (Exception f) {
        System.out.println(f.getMessage());
        f.printStackTrace();
    } finally {
        try {
            System.out.println("Deleting Resource Group: " + rgName);
            azure.resourceGroups().deleteByName(rgName);
            System.out.println("Deleted Resource Group: " + rgName);
        } catch (NullPointerException npe) {
            System.out.println("Did not create any resources in Azure. No clean up is necessary");
        } catch (Exception g) {
            g.printStackTrace();
        }
    }
    return false;
}