2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Copyright (C) 2017 Amdocs
8 * =============================================================================
9 * Licensed under the Apache License, Version 2.0 (the "License");
10 * you may not use this file except in compliance with the License.
11 * You may obtain a copy of the License at
13 * http://www.apache.org/licenses/LICENSE-2.0
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18 * See the License for the specific language governing permissions and
19 * limitations under the License.
21 * ============LICENSE_END=========================================================
24 package org.onap.appc.adapter.iaas.provider.operation.impl;
26 import com.att.cdp.exceptions.ContextConnectionException;
27 import com.att.cdp.exceptions.ResourceNotFoundException;
28 import com.att.cdp.exceptions.ZoneException;
29 import com.att.cdp.zones.ComputeService;
30 import com.att.cdp.zones.Context;
31 import com.att.cdp.zones.Provider;
32 import com.att.cdp.zones.model.ModelObject;
33 import com.att.cdp.zones.model.Server;
34 import com.att.eelf.configuration.EELFLogger;
35 import com.att.eelf.configuration.EELFManager;
36 import com.att.eelf.i18n.EELFResourceManager;
37 import org.glassfish.grizzly.http.util.HttpStatus;
38 import org.onap.appc.Constants;
39 import org.onap.appc.adapter.iaas.ProviderAdapter;
40 import org.onap.appc.adapter.iaas.impl.IdentityURL;
41 import org.onap.appc.adapter.iaas.impl.RequestContext;
42 import org.onap.appc.adapter.iaas.impl.RequestFailedException;
43 import org.onap.appc.adapter.iaas.impl.VMURL;
44 import org.onap.appc.adapter.iaas.provider.operation.common.enums.Outcome;
45 import org.onap.appc.adapter.iaas.provider.operation.impl.base.ProviderServerOperation;
46 import org.onap.appc.exceptions.UnknownProviderException;
47 import org.onap.appc.i18n.Msg;
48 import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
50 import static org.onap.appc.adapter.iaas.provider.operation.common.enums.Operation.RESTART_SERVICE;
51 import static org.onap.appc.adapter.iaas.provider.operation.common.enums.Operation.TERMINATE_SERVICE;
52 import static org.onap.appc.adapter.utils.Constants.ADAPTER_NAME;
54 public class TerminateServer extends ProviderServerOperation {
56 private static final EELFLogger logger = EELFManager.getInstance().getLogger(EvacuateServer.class);
59 * Start the server and wait for it to enter a running state
61 * @param rc The request context that manages the state and recovery of the request for the life of its processing.
62 * @param server The server to be started
63 * @throws ZoneException when error occurs
64 * @throws RequestFailedException when request failed
66 @SuppressWarnings("nls")
67 private void deleteServer(RequestContext rc, Server server) throws ZoneException, RequestFailedException {
69 Context context = server.getContext();
70 Provider provider = context.getProvider();
71 ComputeService service = context.getComputeService();
72 while (rc.attempt()) {
74 logger.info("deleting SERVER");
77 } catch (ContextConnectionException e) {
78 msg = EELFResourceManager.format(Msg.CONNECTION_FAILED_RETRY, provider.getName(), service.getURL(),
79 context.getTenant().getName(), context.getTenant().getId(), e.getMessage(),
80 Long.toString(rc.getRetryDelay()), Integer.toString(rc.getAttempts()),
81 Integer.toString(rc.getRetryLimit()));
87 msg = EELFResourceManager.format(Msg.CONNECTION_FAILED, provider.getName(), service.getURL());
89 throw new RequestFailedException("Delete Server", msg, HttpStatus.BAD_GATEWAY_502, server);
95 * This method handles the case of restarting a server once we have found the server and have obtained the abstract
96 * representation of the server via the context (i.e., the "Server" object from the CDP-Zones abstraction).
98 * @param rc The request context that manages the state and recovery of the request for the life of its processing.
99 * @param server The server object representing the server we want to operate on
100 * @throws ZoneException when error occurs
102 @SuppressWarnings("nls")
103 private void terminateServer(RequestContext rc, Server server) throws ZoneException, RequestFailedException {
105 * Pending is a bit of a special case. If we find the server is in a pending state, then the provider is in the
106 * process of changing state of the server. So, lets try to wait a little bit and see if the state settles down
107 * to one we can deal with. If not, then we have to fail the request.
110 if (server.getStatus().equals(Server.Status.PENDING)) {
111 waitForStateChange(rc, server, Server.Status.READY, Server.Status.RUNNING, Server.Status.ERROR,
112 Server.Status.SUSPENDED, Server.Status.PAUSED);
116 * We determine what to do based on the current state of the server
118 switch (server.getStatus()) {
120 // Nothing to do, the server is gone
121 msg = EELFResourceManager.format(Msg.SERVER_DELETED, server.getName(), server.getId(),
122 server.getTenantId(), "restarted");
123 generateEvent(rc, false, msg);
128 // Attempt to stop and start the server
129 logger.info("stopping SERVER");
130 stopServer(rc, server);
131 deleteServer(rc, server);
132 logger.info("after delete SERVER");
133 generateEvent(rc, true, Outcome.SUCCESS.toString());
143 // Attempt to delete the suspended server
144 deleteServer(rc, server);
145 generateEvent(rc, true, Outcome.SUCCESS.toString());
149 // Hmmm, unknown status, should never occur
150 msg = EELFResourceManager.format(Msg.UNKNOWN_SERVER_STATE, server.getName(), server.getId(),
151 server.getTenantId(), server.getStatus().name());
152 generateEvent(rc, false, msg);
160 * This method is used to delete an existing virtual machine given the fully qualified URL of the machine.
162 * The fully qualified URL contains enough information to locate the appropriate server. The URL is of the form
165 * [scheme]://[host[:port]] / [path] / [tenant_id] / servers / [vm_id]
168 * Where the various parts of the URL can be parsed and extracted and used to locate the appropriate service in the
169 * provider service catalog. This then allows us to open a context using the CDP abstraction, obtain the server by
170 * its UUID, and then perform the restart.
173 * @throws UnknownProviderException If the provider cannot be found
174 * @throws IllegalArgumentException if the expected argument(s) are not defined or are invalid
175 * @see org.onap.appc.adapter.iaas.ProviderAdapter#terminateServer(java.util.Map,
176 * org.onap.ccsdk.sli.core.sli.SvcLogicContext)
178 @SuppressWarnings("nls")
179 public Server terminateServer(Map<String, String> params, SvcLogicContext ctx)
180 throws UnknownProviderException, IllegalArgumentException {
181 Server server = null;
182 RequestContext rc = new RequestContext(ctx);
185 String appName = configuration.getProperty(Constants.PROPERTY_APPLICATION_NAME);
188 validateParametersExist(params, ProviderAdapter.PROPERTY_INSTANCE_URL,
189 ProviderAdapter.PROPERTY_PROVIDER_NAME);
191 String vmUrl = params.get(ProviderAdapter.PROPERTY_INSTANCE_URL);
192 ctx.setAttribute("TERMINATE_STATUS", "SUCCESS");
194 VMURL vm = VMURL.parseURL(vmUrl);
195 if (validateVM(rc, appName, vmUrl, vm))
198 IdentityURL ident = IdentityURL.parseURL(params.get(ProviderAdapter.PROPERTY_IDENTITY_URL));
199 String identStr = (ident == null) ? null : ident.toString();
201 Context context = null;
202 String tenantName = "Unknown";//to be used also in case of exception
204 context = getContext(rc, vmUrl, identStr);
205 if (context != null) {
206 tenantName = context.getTenantName();//this varaible also is used in case of exception
207 server = lookupServer(rc, context, vm.getServerId());
208 logger.debug(Msg.SERVER_FOUND, vmUrl, tenantName, server.getStatus().toString());
209 logger.info(EELFResourceManager.format(Msg.TERMINATING_SERVER, server.getName()));
210 terminateServer(rc, server);
211 logger.info(EELFResourceManager.format(Msg.TERMINATE_SERVER, server.getName()));
215 ctx.setAttribute("TERMINATE_STATUS", "SERVER_NOT_FOUND");
217 } catch (ResourceNotFoundException e) {
218 String msg = EELFResourceManager.format(Msg.SERVER_NOT_FOUND, e, vmUrl);
220 doFailure(rc, HttpStatus.NOT_FOUND_404, msg);
221 ctx.setAttribute("TERMINATE_STATUS", "SERVER_NOT_FOUND");
222 } catch (Exception e1) {
223 String msg = EELFResourceManager.format(Msg.SERVER_OPERATION_EXCEPTION, e1,
224 e1.getClass().getSimpleName(), RESTART_SERVICE.toString(), vmUrl,
226 logger.error(msg, e1);
227 doFailure(rc, HttpStatus.INTERNAL_SERVER_ERROR_500, msg);
229 } catch (RequestFailedException e) {
231 EELFResourceManager.format(Msg.TERMINATE_SERVER_FAILED, appName, "n/a", "n/a", e.getMessage()));
232 doFailure(rc, e.getStatus(), e.getMessage());
233 ctx.setAttribute("TERMINATE_STATUS", "ERROR");
240 protected ModelObject executeProviderOperation(Map<String, String> params, SvcLogicContext context)
241 throws UnknownProviderException {
242 setMDC(TERMINATE_SERVICE.toString(), "App-C IaaS Adapter:Terminate", ADAPTER_NAME);
243 logOperation(Msg.TERMINATING_SERVER, params, context);
244 return terminateServer(params, context);