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Posted to dev@stratos.apache.org by imesh <gi...@git.apache.org> on 2014/11/09 19:47:07 UTC
[GitHub] stratos pull request: Apache cloudstack integration for Stratos
Github user imesh commented on a diff in the pull request:
https://github.com/apache/stratos/pull/97#discussion_r20060533
--- Diff: components/org.apache.stratos.cloud.controller/src/main/java/org/apache/stratos/cloud/controller/iaases/CloudstackIaas.java ---
@@ -0,0 +1,539 @@
+package org.apache.stratos.cloud.controller.iaases;
+
+
+import org.apache.commons.lang.StringUtils;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.apache.stratos.cloud.controller.exception.CloudControllerException;
+import org.apache.stratos.cloud.controller.exception.InvalidHostException;
+import org.apache.stratos.cloud.controller.exception.InvalidRegionException;
+import org.apache.stratos.cloud.controller.exception.InvalidZoneException;
+import org.apache.stratos.cloud.controller.interfaces.Iaas;
+import org.apache.stratos.cloud.controller.jcloud.ComputeServiceBuilderUtil;
+import org.apache.stratos.cloud.controller.pojo.IaasProvider;
+import org.apache.stratos.cloud.controller.util.CloudControllerConstants;
+import org.apache.stratos.cloud.controller.validate.CloudstackPartitionValidator;
+import org.apache.stratos.cloud.controller.validate.interfaces.PartitionValidator;
+import org.jclouds.cloudstack.CloudStackApi;
+import org.jclouds.cloudstack.compute.options.CloudStackTemplateOptions;
+import org.jclouds.cloudstack.domain.*;
+import org.jclouds.cloudstack.features.VolumeApi;
+import org.jclouds.cloudstack.options.ListPublicIPAddressesOptions;
+import org.jclouds.cloudstack.options.ListZonesOptions;
+import org.jclouds.compute.ComputeServiceContext;
+import org.jclouds.compute.domain.NodeMetadata;
+import org.jclouds.compute.domain.Template;
+import org.jclouds.compute.domain.TemplateBuilder;
+import org.jclouds.compute.options.TemplateOptions;
+import org.jclouds.domain.Location;
+
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.TimeoutException;
+
+public class CloudstackIaas extends Iaas {
+
+ private static final Log log = LogFactory.getLog(CloudstackIaas.class);
+
+ public CloudstackIaas(IaasProvider iaasProvider) {
+ super(iaasProvider);
+ }
+
+ @Override
+ public void buildComputeServiceAndTemplate() {
+ // builds and sets Compute Service
+ ComputeServiceBuilderUtil.buildDefaultComputeService(getIaasProvider());
+ // builds and sets Template
+ buildTemplate();
+ }
+
+ @Override
+ public void buildTemplate() {
+
+ IaasProvider iaasInfo = getIaasProvider();
+
+ //if compute service is not available
+ if (iaasInfo.getComputeService() == null) {
+ String msg = "Compute service is null for IaaS provider: "
+ + iaasInfo.getName();
+ log.error(msg);
+ throw new CloudControllerException(msg);
+ }
+
+ //create templateBuilder
+ TemplateBuilder templateBuilder = iaasInfo.getComputeService()
+ .templateBuilder();
+
+ //**SET PROPERTIES TO templateBuilder OBJECT**//
+
+ /**
+ * PROPERTY - 1
+ * set image id specified
+ */
+ templateBuilder.imageId(iaasInfo.getImage());
+
+ /**
+ * PROPERTY-2
+ * if user has specified a zone in cloud-controller.xml, set the zone into templateBuilder object
+ * (user should provide the zone id for this, because zone name is not unique in cloudstack)
+ */
+ if (iaasInfo.getProperty(CloudControllerConstants.AVAILABILITY_ZONE) != null) {
+ Set<? extends Location> locations = iaasInfo.getComputeService().listAssignableLocations();
+ for (Location location : locations) {
+ if (location.getId().equals(iaasInfo.getProperty(CloudControllerConstants.AVAILABILITY_ZONE))) {
+ //if the zone is valid set the zone to templateBuilder Object
+ templateBuilder.locationId(location.getId());
+ log.info("Zone has been set as " + iaasInfo.getProperty(CloudControllerConstants.AVAILABILITY_ZONE)
+ + " with id: " + location.getId());
+ break;
+ }
+ }
+ }
+
+ /**
+ * PROPERTY-3
+ * if user has specified an instance type in cloud-controller.xml, set the instance type into templateBuilder
+ * object.(service offering)
+ *Important:Specify the Service Offering type ID. Not the name. Because the name is not unique in cloudstack.
+ */
+ if (iaasInfo.getProperty(CloudControllerConstants.INSTANCE_TYPE) != null) {
+ templateBuilder.hardwareId(iaasInfo.getProperty(CloudControllerConstants.INSTANCE_TYPE));
+ }
+
+ //build the template
+ Template template = templateBuilder.build();
+
+ /**if you wish to auto assign IPs, instance spawning call should be
+ * blocking, but if you
+ * wish to assign IPs manually, it can be non-blocking.
+ * is auto-assign-ip mode or manual-assign-ip mode?
+ */
+ boolean blockUntilRunning = Boolean.parseBoolean(iaasInfo
+ .getProperty(CloudControllerConstants.AUTO_ASSIGN_IP));
+ template.getOptions().as(TemplateOptions.class)
+ .blockUntilRunning(blockUntilRunning);
+
+ // this is required in order to avoid creation of additional security
+ // groups by Jclouds.
+ template.getOptions().as(TemplateOptions.class)
+ .inboundPorts(new int[]{});
+
+
+ //**SET CLOUDSTACK SPECIFIC PROPERTIES TO TEMPLATE OBJECT**//
+
+ //set security group - If you are using basic zone
+ if (iaasInfo.getProperty(CloudControllerConstants.SECURITY_GROUP_IDS) != null) {
+ template.getOptions()
+ .as(CloudStackTemplateOptions.class)
+ .securityGroupIds(Arrays.asList(iaasInfo.getProperty(CloudControllerConstants.SECURITY_GROUP_IDS)
+ .split(CloudControllerConstants.ENTRY_SEPARATOR)));
+ }
+
+
+ /**
+ * set network ID - If you are using advanced zone
+ * in cloudstack sometimes we get unautorized exception if we didn't specify the
+ * domain ID and user name
+ */
+ if (iaasInfo.getProperty(CloudControllerConstants.NETWORK_IDS) != null) {
+ template.getOptions()
+ .as(CloudStackTemplateOptions.class)
+ .networks(Arrays.asList(iaasInfo.getProperty(CloudControllerConstants.NETWORK_IDS)
+ .split(CloudControllerConstants.ENTRY_SEPARATOR)));
+ }
+
+ //set user name
+ if (iaasInfo.getProperty(CloudControllerConstants.USER_NAME) != null) {
+ template.getOptions().as(CloudStackTemplateOptions.class)
+ .account(iaasInfo.getProperty(CloudControllerConstants.USER_NAME));
+ }
+ //set domain ID
+ if (iaasInfo.getProperty(CloudControllerConstants.DOMAIN_ID) != null) {
+ template.getOptions().as(CloudStackTemplateOptions.class)
+ .domainId(iaasInfo.getProperty(CloudControllerConstants.DOMAIN_ID));
+ }
+
+ /**
+ *Set key pair
+ * in cloudstack sometimes we get unauthorized exception if we didn't specify the
+ * domain ID and user name
+ */
+ if (iaasInfo.getProperty(CloudControllerConstants.KEY_PAIR) != null) {
+ template.getOptions().as(CloudStackTemplateOptions.class)
+ .keyPair(iaasInfo.getProperty(CloudControllerConstants.KEY_PAIR));
+ }
+
+ // ability to define tags
+ if (iaasInfo.getProperty(CloudControllerConstants.TAGS) != null) {
+ template.getOptions()
+ .as(CloudStackTemplateOptions.class)
+ .tags(Arrays.asList(iaasInfo.getProperty(CloudControllerConstants.TAGS)
+ .split(CloudControllerConstants.ENTRY_SEPARATOR)));
+ }
+ //set disk offering to the instance
+ if (iaasInfo.getProperty(CloudControllerConstants.DISK_OFFERING) != null) {
+ template.getOptions()
+ .as(CloudStackTemplateOptions.class)
+ .diskOfferingId(iaasInfo.getProperty(CloudControllerConstants.DISK_OFFERING));
+ }
+
+ // set Template
+ iaasInfo.setTemplate(template);
+ }
+
+ @Override
+ public void setDynamicPayload() {
+ IaasProvider iaasInfo = getIaasProvider();
+ if (iaasInfo.getTemplate() != null && iaasInfo.getPayload() != null) {
+ iaasInfo.getTemplate().getOptions().as(CloudStackTemplateOptions.class)
+ .userMetadata(convertByteArrayToHashMap(iaasInfo.getPayload()));
+ }
+ }
+
+ /**
+ * IMPORTANT
+ * In cloudstack we can assign public IPs, if we are using an advanced zone only. If we are using a basic zone
+ * we cannot assign public ips.
+ * <p/>
+ * When we use an advanced zone, a public IP address will get automatically assigned to the vm. So we don't need
+ * to find an unallocated IP address and assign that address to the vm (Not like in ec2 and openstack).
+ * <p/>
+ * So this method will find the IP that has been assigned to the vm and return it.
+ */
+ @Override
+ public String associateAddress(NodeMetadata node) {
+
+ IaasProvider iaasInfo = getIaasProvider();
+ ComputeServiceContext context = iaasInfo.getComputeService().getContext();
+ CloudStackApi cloudStackApi = context.unwrapApi(CloudStackApi.class);
+ String ip = null;
+
+ // get all allocated IPs
+ ListPublicIPAddressesOptions listPublicIPAddressesOptions = new ListPublicIPAddressesOptions();
+ listPublicIPAddressesOptions.zoneId(iaasInfo.getProperty(CloudControllerConstants.AVAILABILITY_ZONE));
+
+ Set<PublicIPAddress> publicIPAddresses = cloudStackApi.getAddressApi()
+ .listPublicIPAddresses(listPublicIPAddressesOptions);
+
+ String id = node.getProviderId(); //vm ID
+
+ for (PublicIPAddress publicIPAddress : publicIPAddresses) {
+ if (publicIPAddress.getVirtualMachineId().equals(id)) { //check whether this instance has
+ // already got an public ip or not
+ ip = publicIPAddress.getIPAddress(); //A public ip has been successfully assigned to the vm
+ log.debug("Successfully associated an IP address " + ip
+ + " for node with id: " + node.getId());
+ break;
+ }
+
+ }
+
+ if (ip == null || ip.isEmpty()) { //IP has not been successfully assigned to VM(That means there are
+ // no more IPs available for the VM)
+ String msg = "No address associated for node with id: " + node.getId();
+ log.debug(msg);
--- End diff --
May be we could make this a warning. Asanka can you please update?
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