public static String setUpElbWithLoadGenerator(String loadGenerator) throws Exception {
String loadBalancerName = "projecttwoelb";
// Create the ELB client.
elbClient = new AmazonElasticLoadBalancingClient(awsCredentials());
Region usEast1 = Region.getRegion(Regions.US_EAST_1);
elbClient.setRegion(usEast1);
CreateLoadBalancerRequest elbRequest = new CreateLoadBalancerRequest();
elbRequest.setLoadBalancerName(loadBalancerName);
// Security Group
DescribeSecurityGroupsRequest sgRequest = new DescribeSecurityGroupsRequest();
ArrayList<String> list = new ArrayList<String>();
list.add("SecurityGroupForELBAndAutoscale");
sgRequest.setGroupNames(list);
DescribeSecurityGroupsResult result = ec2.describeSecurityGroups(sgRequest);
List<SecurityGroup> groups = result.getSecurityGroups();
ArrayList<String> securityGroups = new ArrayList<String>();
securityGroups.add(groups.get(0).getGroupId());
elbRequest.setSecurityGroups(securityGroups);
// Adding tags
Collection<com.amazonaws.services.elasticloadbalancing.model.Tag> tags =
new ArrayList<com.amazonaws.services.elasticloadbalancing.model.Tag>();
com.amazonaws.services.elasticloadbalancing.model.Tag tag =
new com.amazonaws.services.elasticloadbalancing.model.Tag();
tag.setKey("Project");
tag.setValue("2.1");
tags.add(tag);
AddTagsRequest tagReq = new AddTagsRequest();
tagReq.withTags(tags);
elbRequest.setTags(tags);
// Specify ports
List<Listener> listener = new ArrayList<Listener>(1);
listener.add(new Listener("HTTP", 80, 80));
elbRequest.setListeners(listener);
// Speciy availability zones
List<String> zones = new ArrayList<String>(1);
zones.add("us-east-1c");
elbRequest.setAvailabilityZones(zones);
CreateLoadBalancerResult lbResult = elbClient.createLoadBalancer(elbRequest);
// Disable Cross Zone
ModifyLoadBalancerAttributesRequest attribRequest = new ModifyLoadBalancerAttributesRequest();
LoadBalancerAttributes attribs = new LoadBalancerAttributes();
CrossZoneLoadBalancing crossZone = new CrossZoneLoadBalancing();
crossZone.setEnabled(false);
attribs.setCrossZoneLoadBalancing(crossZone);
attribRequest.setLoadBalancerAttributes(attribs);
attribRequest.setLoadBalancerName(loadBalancerName);
elbClient.modifyLoadBalancerAttributes(attribRequest);
// Specify Health Check
String target = "HTTP:80/heartbeat?lg=" + URLEncoder.encode(loadGenerator, "UTF-8");
ConfigureHealthCheckRequest healthCheckRequest = new ConfigureHealthCheckRequest();
HealthCheck healthCheck = new HealthCheck(target, 5, 2, 2, 10);
healthCheckRequest.setHealthCheck(healthCheck);
healthCheckRequest.setLoadBalancerName(loadBalancerName);
elbClient.configureHealthCheck(healthCheckRequest);
System.out.println("Load balancer created with name: " + lbResult.getDNSName());
return lbResult.getDNSName();
}
public Request<CreateLoadBalancerRequest> marshall(
CreateLoadBalancerRequest createLoadBalancerRequest) {
if (createLoadBalancerRequest == null) {
throw new AmazonClientException("Invalid argument passed to marshall(...)");
}
Request<CreateLoadBalancerRequest> request =
new DefaultRequest<CreateLoadBalancerRequest>(
createLoadBalancerRequest, "AmazonElasticLoadBalancing");
request.addParameter("Action", "CreateLoadBalancer");
request.addParameter("Version", "2012-06-01");
request.setHttpMethod(HttpMethodName.POST);
if (createLoadBalancerRequest.getLoadBalancerName() != null) {
request.addParameter(
"LoadBalancerName",
StringUtils.fromString(createLoadBalancerRequest.getLoadBalancerName()));
}
com.amazonaws.internal.SdkInternalList<Listener> listenersList =
(com.amazonaws.internal.SdkInternalList<Listener>) createLoadBalancerRequest.getListeners();
if (!listenersList.isEmpty() || !listenersList.isAutoConstruct()) {
int listenersListIndex = 1;
for (Listener listenersListValue : listenersList) {
if (listenersListValue.getProtocol() != null) {
request.addParameter(
"Listeners.member." + listenersListIndex + ".Protocol",
StringUtils.fromString(listenersListValue.getProtocol()));
}
if (listenersListValue.getLoadBalancerPort() != null) {
request.addParameter(
"Listeners.member." + listenersListIndex + ".LoadBalancerPort",
StringUtils.fromInteger(listenersListValue.getLoadBalancerPort()));
}
if (listenersListValue.getInstanceProtocol() != null) {
request.addParameter(
"Listeners.member." + listenersListIndex + ".InstanceProtocol",
StringUtils.fromString(listenersListValue.getInstanceProtocol()));
}
if (listenersListValue.getInstancePort() != null) {
request.addParameter(
"Listeners.member." + listenersListIndex + ".InstancePort",
StringUtils.fromInteger(listenersListValue.getInstancePort()));
}
if (listenersListValue.getSSLCertificateId() != null) {
request.addParameter(
"Listeners.member." + listenersListIndex + ".SSLCertificateId",
StringUtils.fromString(listenersListValue.getSSLCertificateId()));
}
listenersListIndex++;
}
}
com.amazonaws.internal.SdkInternalList<String> availabilityZonesList =
(com.amazonaws.internal.SdkInternalList<String>)
createLoadBalancerRequest.getAvailabilityZones();
if (!availabilityZonesList.isEmpty() || !availabilityZonesList.isAutoConstruct()) {
int availabilityZonesListIndex = 1;
for (String availabilityZonesListValue : availabilityZonesList) {
if (availabilityZonesListValue != null) {
request.addParameter(
"AvailabilityZones.member." + availabilityZonesListIndex,
StringUtils.fromString(availabilityZonesListValue));
}
availabilityZonesListIndex++;
}
}
com.amazonaws.internal.SdkInternalList<String> subnetsList =
(com.amazonaws.internal.SdkInternalList<String>) createLoadBalancerRequest.getSubnets();
if (!subnetsList.isEmpty() || !subnetsList.isAutoConstruct()) {
int subnetsListIndex = 1;
for (String subnetsListValue : subnetsList) {
if (subnetsListValue != null) {
request.addParameter(
"Subnets.member." + subnetsListIndex, StringUtils.fromString(subnetsListValue));
}
subnetsListIndex++;
}
}
com.amazonaws.internal.SdkInternalList<String> securityGroupsList =
(com.amazonaws.internal.SdkInternalList<String>)
createLoadBalancerRequest.getSecurityGroups();
if (!securityGroupsList.isEmpty() || !securityGroupsList.isAutoConstruct()) {
int securityGroupsListIndex = 1;
for (String securityGroupsListValue : securityGroupsList) {
if (securityGroupsListValue != null) {
request.addParameter(
"SecurityGroups.member." + securityGroupsListIndex,
StringUtils.fromString(securityGroupsListValue));
}
securityGroupsListIndex++;
}
}
if (createLoadBalancerRequest.getScheme() != null) {
request.addParameter("Scheme", StringUtils.fromString(createLoadBalancerRequest.getScheme()));
}
com.amazonaws.internal.SdkInternalList<Tag> tagsList =
(com.amazonaws.internal.SdkInternalList<Tag>) createLoadBalancerRequest.getTags();
if (!tagsList.isEmpty() || !tagsList.isAutoConstruct()) {
int tagsListIndex = 1;
for (Tag tagsListValue : tagsList) {
if (tagsListValue.getKey() != null) {
request.addParameter(
"Tags.member." + tagsListIndex + ".Key",
StringUtils.fromString(tagsListValue.getKey()));
}
if (tagsListValue.getValue() != null) {
request.addParameter(
"Tags.member." + tagsListIndex + ".Value",
StringUtils.fromString(tagsListValue.getValue()));
}
tagsListIndex++;
}
}
return request;
}
@Override
public boolean equals(Object obj) {
if (this == obj) return true;
if (obj == null) return false;
if (obj instanceof CreateLoadBalancerRequest == false) return false;
CreateLoadBalancerRequest other = (CreateLoadBalancerRequest) obj;
if (other.getLoadBalancerName() == null ^ this.getLoadBalancerName() == null) return false;
if (other.getLoadBalancerName() != null
&& other.getLoadBalancerName().equals(this.getLoadBalancerName()) == false) return false;
if (other.getListeners() == null ^ this.getListeners() == null) return false;
if (other.getListeners() != null && other.getListeners().equals(this.getListeners()) == false)
return false;
if (other.getAvailabilityZones() == null ^ this.getAvailabilityZones() == null) return false;
if (other.getAvailabilityZones() != null
&& other.getAvailabilityZones().equals(this.getAvailabilityZones()) == false) return false;
if (other.getSubnets() == null ^ this.getSubnets() == null) return false;
if (other.getSubnets() != null && other.getSubnets().equals(this.getSubnets()) == false)
return false;
if (other.getSecurityGroups() == null ^ this.getSecurityGroups() == null) return false;
if (other.getSecurityGroups() != null
&& other.getSecurityGroups().equals(this.getSecurityGroups()) == false) return false;
if (other.getScheme() == null ^ this.getScheme() == null) return false;
if (other.getScheme() != null && other.getScheme().equals(this.getScheme()) == false)
return false;
return true;
}