- private IClusterContainerServices clusterContainerService = null;
- private IConfigurationContainerService configurationService;
- private ConcurrentMap<String, NeutronFloatingIP> floatingIPDB;
-
- // methods needed for creating caches
-
- void setClusterContainerService(IClusterContainerServices s) {
- logger.debug("Cluster Service set");
- this.clusterContainerService = s;
- }
-
- void unsetClusterContainerService(IClusterContainerServices s) {
- if (this.clusterContainerService == s) {
- logger.debug("Cluster Service removed!");
- this.clusterContainerService = null;
- }
- }
-
- public void setConfigurationContainerService(IConfigurationContainerService service) {
- logger.trace("Configuration service set: {}", service);
- this.configurationService = service;
- }
-
- public void unsetConfigurationContainerService(IConfigurationContainerService service) {
- logger.trace("Configuration service removed: {}", service);
- this.configurationService = null;
- }
-
- private void allocateCache() {
- if (this.clusterContainerService == null) {
- logger.error("un-initialized clusterContainerService, can't create cache");
- return;
- }
- logger.debug("Creating Cache for Neutron FloatingIPs");
- try {
- // neutron caches
- this.clusterContainerService.createCache("neutronFloatingIPs",
- EnumSet.of(IClusterServices.cacheMode.NON_TRANSACTIONAL));
- } catch (CacheConfigException cce) {
- logger.error("Cache couldn't be created for Neutron - check cache mode");
- } catch (CacheExistException cce) {
- logger.error("Cache for Neutron already exists, destroy and recreate");
- }
- logger.debug("Cache successfully created for NeutronFloatingIps");
- }
-
- @SuppressWarnings({ "unchecked" })
- private void retrieveCache() {
- if (this.clusterContainerService == null) {
- logger.error("un-initialized clusterContainerService, can't retrieve cache");
- return;
- }
-
- logger.debug("Retrieving cache for Neutron FloatingIPs");
- floatingIPDB = (ConcurrentMap<String, NeutronFloatingIP>) this.clusterContainerService
- .getCache("neutronFloatingIPs");
- if (floatingIPDB == null) {
- logger.error("Cache couldn't be retrieved for Neutron FloatingIPs");
- }
- logger.debug("Cache was successfully retrieved for Neutron FloatingIPs");
- }
-
- private void destroyCache() {
- if (this.clusterContainerService == null) {
- logger.error("un-initialized clusterMger, can't destroy cache");
- return;
- }
- logger.debug("Destroying Cache for HostTracker");
- this.clusterContainerService.destroyCache("neutronFloatingIPs");
- }
-
- private void startUp() {
- allocateCache();
- retrieveCache();
- loadConfiguration();
- }
-
- /**
- * Function called by the dependency manager when all the required
- * dependencies are satisfied
- *
- */
- void init(Component c) {
- Dictionary<?, ?> props = c.getServiceProperties();
- if (props != null) {
- this.containerName = (String) props.get("containerName");
- logger.debug("Running containerName: {}", this.containerName);
- } else {
- // In the Global instance case the containerName is empty
- this.containerName = "";
- }
- startUp();
- }
-
- /**
- * Function called by the dependency manager when at least one dependency
- * become unsatisfied or when the component is shutting down because for
- * example bundle is being stopped.
- *
- */
- void destroy() {
- destroyCache();
- }
-
- /**
- * Function called by dependency manager after "init ()" is called and after
- * the services provided by the class are registered in the service registry
- *
- */
- void start() {
- }
-
- /**
- * Function called by the dependency manager before the services exported by
- * the component are unregistered, this will be followed by a "destroy ()"
- * calls
- *
- */
- void stop() {
- }