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Diffstat (limited to 'appc-adapters/appc-iaas-adapter/appc-iaas-adapter-bundle/src/main/java/org/onap/appc/adapter/iaas/provider/operation/impl/TerminateServer.java')
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diff --git a/appc-adapters/appc-iaas-adapter/appc-iaas-adapter-bundle/src/main/java/org/onap/appc/adapter/iaas/provider/operation/impl/TerminateServer.java b/appc-adapters/appc-iaas-adapter/appc-iaas-adapter-bundle/src/main/java/org/onap/appc/adapter/iaas/provider/operation/impl/TerminateServer.java
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+++ b/appc-adapters/appc-iaas-adapter/appc-iaas-adapter-bundle/src/main/java/org/onap/appc/adapter/iaas/provider/operation/impl/TerminateServer.java
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+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP : APPC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Copyright (C) 2017 Amdocs
+ * =============================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.appc.adapter.iaas.provider.operation.impl;
+
+import com.att.cdp.exceptions.ContextConnectionException;
+import com.att.cdp.exceptions.ResourceNotFoundException;
+import com.att.cdp.exceptions.ZoneException;
+import com.att.cdp.zones.ComputeService;
+import com.att.cdp.zones.Context;
+import com.att.cdp.zones.Provider;
+import com.att.cdp.zones.model.ModelObject;
+import com.att.cdp.zones.model.Server;
+import com.att.eelf.configuration.EELFLogger;
+import com.att.eelf.configuration.EELFManager;
+import com.att.eelf.i18n.EELFResourceManager;
+import org.glassfish.grizzly.http.util.HttpStatus;
+import org.onap.appc.Constants;
+import org.onap.appc.adapter.iaas.ProviderAdapter;
+import org.onap.appc.adapter.iaas.impl.IdentityURL;
+import org.onap.appc.adapter.iaas.impl.RequestContext;
+import org.onap.appc.adapter.iaas.impl.RequestFailedException;
+import org.onap.appc.adapter.iaas.impl.VMURL;
+import org.onap.appc.adapter.iaas.provider.operation.common.enums.Outcome;
+import org.onap.appc.adapter.iaas.provider.operation.impl.base.ProviderServerOperation;
+import org.onap.appc.exceptions.UnknownProviderException;
+import org.onap.appc.i18n.Msg;
+import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
+import java.util.Map;
+import static org.onap.appc.adapter.iaas.provider.operation.common.enums.Operation.RESTART_SERVICE;
+import static org.onap.appc.adapter.iaas.provider.operation.common.enums.Operation.TERMINATE_SERVICE;
+import static org.onap.appc.adapter.utils.Constants.ADAPTER_NAME;
+
+public class TerminateServer extends ProviderServerOperation {
+
+ private static final EELFLogger logger = EELFManager.getInstance().getLogger(EvacuateServer.class);
+
+ /**
+ * Start the server and wait for it to enter a running state
+ *
+ * @param rc The request context that manages the state and recovery of the request for the life of its processing.
+ * @param server The server to be started
+ * @throws ZoneException when error occurs
+ * @throws RequestFailedException when request failed
+ */
+ @SuppressWarnings("nls")
+ private void deleteServer(RequestContext rc, Server server) throws ZoneException, RequestFailedException {
+ String msg;
+ Context context = server.getContext();
+ Provider provider = context.getProvider();
+ ComputeService service = context.getComputeService();
+ while (rc.attempt()) {
+ try {
+ logger.info("deleting SERVER");
+ server.delete();
+ break;
+ } catch (ContextConnectionException e) {
+ msg = EELFResourceManager.format(Msg.CONNECTION_FAILED_RETRY, provider.getName(), service.getURL(),
+ context.getTenant().getName(), context.getTenant().getId(), e.getMessage(),
+ Long.toString(rc.getRetryDelay()), Integer.toString(rc.getAttempts()),
+ Integer.toString(rc.getRetryLimit()));
+ logger.error(msg, e);
+ rc.delay();
+ }
+ }
+ if (rc.isFailed()) {
+ msg = EELFResourceManager.format(Msg.CONNECTION_FAILED, provider.getName(), service.getURL());
+ logger.error(msg);
+ throw new RequestFailedException("Delete Server", msg, HttpStatus.BAD_GATEWAY_502, server);
+ }
+ rc.reset();
+ }
+
+ /**
+ * This method handles the case of restarting a server once we have found the server and have obtained the abstract
+ * representation of the server via the context (i.e., the "Server" object from the CDP-Zones abstraction).
+ *
+ * @param rc The request context that manages the state and recovery of the request for the life of its processing.
+ * @param server The server object representing the server we want to operate on
+ * @throws ZoneException when error occurs
+ */
+ @SuppressWarnings("nls")
+ private void terminateServer(RequestContext rc, Server server) throws ZoneException, RequestFailedException {
+ /*
+ * Pending is a bit of a special case. If we find the server is in a pending state, then the provider is in the
+ * process of changing state of the server. So, lets try to wait a little bit and see if the state settles down
+ * to one we can deal with. If not, then we have to fail the request.
+ */
+ String msg;
+ if (server.getStatus().equals(Server.Status.PENDING)) {
+ waitForStateChange(rc, server, Server.Status.READY, Server.Status.RUNNING, Server.Status.ERROR,
+ Server.Status.SUSPENDED, Server.Status.PAUSED);
+ }
+
+ /*
+ * We determine what to do based on the current state of the server
+ */
+ switch (server.getStatus()) {
+ case DELETED:
+ // Nothing to do, the server is gone
+ msg = EELFResourceManager.format(Msg.SERVER_DELETED, server.getName(), server.getId(),
+ server.getTenantId(), "restarted");
+ generateEvent(rc, false, msg);
+ logger.error(msg);
+ break;
+
+ case RUNNING:
+ // Attempt to stop and start the server
+ logger.info("stopping SERVER");
+ stopServer(rc, server);
+ deleteServer(rc, server);
+ logger.info("after delete SERVER");
+ generateEvent(rc, true, Outcome.SUCCESS.toString());
+ break;
+
+ case ERROR:
+
+ case READY:
+
+ case PAUSED:
+
+ case SUSPENDED:
+ // Attempt to delete the suspended server
+ deleteServer(rc, server);
+ generateEvent(rc, true, Outcome.SUCCESS.toString());
+ break;
+
+ default:
+ // Hmmm, unknown status, should never occur
+ msg = EELFResourceManager.format(Msg.UNKNOWN_SERVER_STATE, server.getName(), server.getId(),
+ server.getTenantId(), server.getStatus().name());
+ generateEvent(rc, false, msg);
+ logger.error(msg);
+ break;
+ }
+
+ }
+
+ /**
+ * This method is used to delete an existing virtual machine given the fully qualified URL of the machine.
+ * <p>
+ * The fully qualified URL contains enough information to locate the appropriate server. The URL is of the form
+ *
+ * <pre>
+ * [scheme]://[host[:port]] / [path] / [tenant_id] / servers / [vm_id]
+ * </pre>
+ *
+ * Where the various parts of the URL can be parsed and extracted and used to locate the appropriate service in the
+ * provider service catalog. This then allows us to open a context using the CDP abstraction, obtain the server by
+ * its UUID, and then perform the restart.
+ * </p>
+ *
+ * @throws UnknownProviderException If the provider cannot be found
+ * @throws IllegalArgumentException if the expected argument(s) are not defined or are invalid
+ * @see org.onap.appc.adapter.iaas.ProviderAdapter#terminateServer(java.util.Map,
+ * org.openecomp.sdnc.sli.SvcLogicContext)
+ */
+ @SuppressWarnings("nls")
+ public Server terminateServer(Map<String, String> params, SvcLogicContext ctx)
+ throws UnknownProviderException, IllegalArgumentException {
+ Server server = null;
+ RequestContext rc = new RequestContext(ctx);
+ rc.isAlive();
+
+ String appName = configuration.getProperty(Constants.PROPERTY_APPLICATION_NAME);
+
+ try {
+ validateParametersExist(params, ProviderAdapter.PROPERTY_INSTANCE_URL,
+ ProviderAdapter.PROPERTY_PROVIDER_NAME);
+
+ String vm_url = params.get(ProviderAdapter.PROPERTY_INSTANCE_URL);
+ ctx.setAttribute("TERMINATE_STATUS", "SUCCESS");
+
+ VMURL vm = VMURL.parseURL(vm_url);
+ if (validateVM(rc, appName, vm_url, vm))
+ return null;
+
+ IdentityURL ident = IdentityURL.parseURL(params.get(ProviderAdapter.PROPERTY_IDENTITY_URL));
+ String identStr = (ident == null) ? null : ident.toString();
+
+ Context context = null;
+ try {
+ context = getContext(rc, vm_url, identStr);
+ if (context != null) {
+ server = lookupServer(rc, context, vm.getServerId());
+ logger.debug(Msg.SERVER_FOUND, vm_url, context.getTenantName(), server.getStatus().toString());
+ logger.info(EELFResourceManager.format(Msg.TERMINATING_SERVER, server.getName()));
+ terminateServer(rc, server);
+ logger.info(EELFResourceManager.format(Msg.TERMINATE_SERVER, server.getName()));
+ context.close();
+ doSuccess(rc);
+ } else {
+ ctx.setAttribute("TERMINATE_STATUS", "SERVER_NOT_FOUND");
+ }
+ } catch (ResourceNotFoundException e) {
+ String msg = EELFResourceManager.format(Msg.SERVER_NOT_FOUND, e, vm_url);
+ logger.error(msg);
+ doFailure(rc, HttpStatus.NOT_FOUND_404, msg);
+ ctx.setAttribute("TERMINATE_STATUS", "SERVER_NOT_FOUND");
+ } catch (Exception e1) {
+ String msg = EELFResourceManager.format(Msg.SERVER_OPERATION_EXCEPTION, e1,
+ e1.getClass().getSimpleName(), RESTART_SERVICE.toString(), vm_url,
+ context == null ? "Unknown" : context.getTenantName());
+ logger.error(msg, e1);
+ doFailure(rc, HttpStatus.INTERNAL_SERVER_ERROR_500, msg);
+ }
+ } catch (RequestFailedException e) {
+ logger.error(
+ EELFResourceManager.format(Msg.TERMINATE_SERVER_FAILED, appName, "n/a", "n/a", e.getMessage()));
+ doFailure(rc, e.getStatus(), e.getMessage());
+ ctx.setAttribute("TERMINATE_STATUS", "ERROR");
+ }
+
+ return server;
+ }
+
+ @Override
+ protected ModelObject executeProviderOperation(Map<String, String> params, SvcLogicContext context)
+ throws UnknownProviderException {
+ setMDC(TERMINATE_SERVICE.toString(), "App-C IaaS Adapter:Terminate", ADAPTER_NAME);
+ logOperation(Msg.TERMINATING_SERVER, params, context);
+ return terminateServer(params, context);
+ }
+}