jclouds workshop

JCloudsWorkshop.java

  private void detectExtensions() {
    for (ComputeService computeService: computeServices) {      
      try {
        RestContext<NovaApi, NovaAsyncApi> nova = computeService.getContext().unwrap();
        Set<String> zones = nova.getApi().getConfiguredZones();
        String zone = Iterables.getFirst(zones, null);
        String provider = computeService.getContext().toString().contains("rackspace") ? "Rackspace" : "HP";

        Optional<? extends SecurityGroupApi> securityGroupExt = 
            nova.getApi().getSecurityGroupExtensionForZone(zone);

        System.out.println("Provider: " + provider);
        System.out.println("  Security Group Support: " + securityGroupExt.isPresent());

        if (securityGroupExt.isPresent()) {
          SecurityGroupApi securityGroupApi = securityGroupExt.get();
        
          for (SecurityGroup securityGroup: securityGroupApi.list()) {
            System.out.println("    Security Group: " + securityGroup.getName());
          }
        }
      }
      catch (Throwable e) {
        e.printStackTrace();
      }
    }
  }