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.ImageService;
32 import com.att.cdp.zones.Provider;
33 import com.att.cdp.zones.model.Image;
34 import com.att.cdp.zones.model.ModelObject;
35 import com.att.cdp.zones.model.Server;
36 import com.att.cdp.zones.model.ServerBootSource;
37 import com.att.eelf.configuration.EELFLogger;
38 import com.att.eelf.configuration.EELFManager;
39 import com.att.eelf.i18n.EELFResourceManager;
40 import org.glassfish.grizzly.http.util.HttpStatus;
41 import org.onap.appc.Constants;
42 import com.fasterxml.jackson.databind.JsonNode;
43 import com.fasterxml.jackson.databind.ObjectMapper;
44 import org.onap.appc.adapter.iaas.ProviderAdapter;
45 import org.onap.appc.adapter.iaas.impl.IdentityURL;
46 import org.onap.appc.adapter.iaas.impl.RequestContext;
47 import org.onap.appc.adapter.iaas.impl.RequestFailedException;
48 import org.onap.appc.adapter.iaas.impl.VMURL;
49 import org.onap.appc.adapter.iaas.provider.operation.common.constants.Property;
50 import org.onap.appc.adapter.iaas.provider.operation.common.enums.Operation;
51 import org.onap.appc.adapter.iaas.provider.operation.common.enums.Outcome;
52 import org.onap.appc.adapter.iaas.provider.operation.impl.base.ProviderServerOperation;
53 import org.onap.appc.configuration.Configuration;
54 import org.onap.appc.configuration.ConfigurationFactory;
55 import org.onap.appc.exceptions.APPCException;
56 import org.onap.appc.i18n.Msg;
57 import org.onap.appc.logging.LoggingConstants;
58 import org.onap.appc.logging.LoggingUtils;
59 import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
61 import java.text.DateFormat;
62 import java.text.SimpleDateFormat;
63 import java.util.Date;
64 import java.util.List;
66 import java.util.TimeZone;
67 import static org.onap.appc.adapter.iaas.provider.operation.common.enums.Operation.STOP_SERVICE;
68 import static org.onap.appc.adapter.utils.Constants.ADAPTER_NAME;
69 import com.att.cdp.exceptions.StateException;
71 public class RebuildServer extends ProviderServerOperation {
73 private static final EELFLogger logger = EELFManager.getInstance().getLogger(RebuildServer.class);
74 private static EELFLogger metricsLogger = EELFManager.getInstance().getMetricsLogger();
75 private static final Configuration configuration = ConfigurationFactory.getConfiguration();
76 // the sleep time used by thread.sleep to give "some time for OpenStack to start
77 // processing the request"
78 private long rebuildSleepTime = 10L * 1000L;
81 * Rebuild the indicated server with the indicated image. This method assumes
82 * the server has been determined to be in the correct state to do the rebuild.
85 * The request context that manages the state and recovery of the
86 * request for the life of its processing.
88 * the server to be rebuilt
90 * The image to be used (or snapshot)
91 * @throws RequestFailedException
92 * if the server does not change state in the allotted time
94 @SuppressWarnings("nls")
95 private void rebuildServer(RequestContext rc, Server server, String image) throws RequestFailedException {
96 logger.debug(Msg.REBUILD_SERVER, server.getId());
98 Context context = server.getContext();
99 Provider provider = context.getProvider();
100 ComputeService service = context.getComputeService();
102 * Set Time for Metrics Logger
104 setTimeForMetricsLogger();
106 while (rc.attempt()) {
108 server.rebuild(image);
110 } catch (ContextConnectionException e) {
111 msg = EELFResourceManager.format(Msg.CONNECTION_FAILED_RETRY, provider.getName(), service.getURL(),
112 context.getTenant().getName(), context.getTenant().getId(), e.getMessage(),
113 Long.toString(rc.getRetryDelay()), Integer.toString(rc.getAttempts()),
114 Integer.toString(rc.getRetryLimit()));
115 logger.error(msg, e);
116 metricsLogger.error(msg, e);
121 * We need to provide some time for OpenStack to start processing the request.
124 Thread.sleep(rebuildSleepTime);
125 } catch (InterruptedException e) {
126 logger.trace("Sleep threw interrupted exception, should never occur");
127 metricsLogger.trace("Sleep threw interrupted exception, should never occur");
129 } catch (ZoneException e) {
130 msg = EELFResourceManager.format(Msg.REBUILD_SERVER_FAILED, server.getName(), server.getId(),
133 metricsLogger.error(msg);
134 throw new RequestFailedException("Rebuild Server", msg, HttpStatus.BAD_GATEWAY_502, server);
138 * Once we have started the process, now we wait for the final state of stopped.
139 * This should be the final state (since we started the rebuild with the server
142 waitForStateChange(rc, server, Server.Status.READY);
144 msg = EELFResourceManager.format(Msg.CONNECTION_FAILED, provider.getName(), service.getURL());
146 metricsLogger.error(msg);
147 throw new RequestFailedException("Rebuild Server", msg, HttpStatus.BAD_GATEWAY_502, server);
153 * This method is called to rebuild the provided server.
155 * If the server was booted from a volume, then the request is failed
156 * immediately and no action is taken. Rebuilding a VM from a bootable volume,
157 * where the bootable volume itself is not rebuilt, serves no purpose.
161 * The request context that manages the state and recovery of the
162 * request for the life of its processing.
164 * The server to be rebuilt
165 * @throws ZoneException
167 * @throws RequestFailedException
168 * When server status is error
170 @SuppressWarnings("nls")
171 private void rebuildServer(RequestContext rc, Server server, SvcLogicContext ctx)
172 throws ZoneException, RequestFailedException {
173 ServerBootSource builtFrom = server.getBootSource();
175 * Set Time for Metrics Logger
177 setTimeForMetricsLogger();
179 // Throw exception for non image/snap boot source
180 if (ServerBootSource.VOLUME.equals(builtFrom)) {
181 msg = String.format("Rebuilding is currently not supported for servers built from bootable volumes [%s]",
183 generateEvent(rc, false, msg);
185 metricsLogger.error(msg);
186 throw new RequestFailedException("Rebuild Server", msg, HttpStatus.FORBIDDEN_403, server);
189 * Pending is a bit of a special case. If we find the server is in a pending
190 * state, then the provider is in the process of changing state of the server.
191 * So, lets try to wait a little bit and see if the state settles down to one we
192 * can deal with. If not, then we have to fail the request.
194 Context context = server.getContext();
195 Provider provider = context.getProvider();
196 ComputeService service = context.getComputeService();
197 if (server.getStatus().equals(Server.Status.PENDING)) {
199 waitForStateChange(rc, server, Server.Status.READY, Server.Status.RUNNING, Server.Status.ERROR,
200 Server.Status.SUSPENDED, Server.Status.PAUSED);
202 // Is the skip Hypervisor check attribute populated?
203 String skipHypervisorCheck = configuration.getProperty(Property.SKIP_HYPERVISOR_CHECK);
204 if (skipHypervisorCheck == null && ctx != null) {
205 skipHypervisorCheck = ctx.getAttribute(ProviderAdapter.SKIP_HYPERVISOR_CHECK);
207 // Always perform Hypervisor Status checks
208 // unless the skip is set to true
209 if (skipHypervisorCheck == null || (!skipHypervisorCheck.equalsIgnoreCase("true"))) {
210 // Check of the Hypervisor for the VM Server is UP and reachable
211 checkHypervisor(server);
214 * Get the image to use in this priority order: (1) If snapshot-id provided in
215 * the request, use this (2) If any snapshots exist, then the latest snapshot is
216 * used (3) Otherwise the image used to construct the VM is used.
218 String imageToUse = "";
220 ObjectMapper mapper = new ObjectMapper();
221 String payloadStr = configuration.getProperty(Property.PAYLOAD);
222 if (payloadStr == null || payloadStr.isEmpty()) {
223 payloadStr = ctx.getAttribute(ProviderAdapter.PAYLOAD);
225 JsonNode payloadNode = mapper.readTree(payloadStr);
226 imageToUse = payloadNode.get(ProviderAdapter.PROPERTY_REQUEST_SNAPSHOT_ID).textValue();
227 logger.debug("Pulled snapshot-id " + imageToUse + " from the payload");
228 } catch (Exception e) {
229 logger.debug("Exception attempting to pull snapshot-id from the payload: " + e.toString());
231 List<Image> snapshots = server.getSnapshots();
232 if (!imageToUse.isEmpty()) {
233 logger.debug("Using snapshot-id " + imageToUse + " for the rebuild request");
234 } else if (snapshots != null && !snapshots.isEmpty()) {
235 imageToUse = snapshots.get(0).getId();
237 imageToUse = server.getImage();
238 ImageService imageService = server.getContext().getImageService();
241 while (rc.attempt()) {
244 * We are just trying to make sure that the image exists. We arent interested in
245 * the details at this point.
247 imageService.getImage(imageToUse);
249 } catch (ContextConnectionException e) {
250 msg = EELFResourceManager.format(Msg.CONNECTION_FAILED_RETRY, provider.getName(),
251 imageService.getURL(), context.getTenant().getName(), context.getTenant().getId(),
252 e.getMessage(), Long.toString(rc.getRetryDelay()), Integer.toString(rc.getAttempts()),
253 Integer.toString(rc.getRetryLimit()));
254 logger.error(msg, e);
255 metricsLogger.error(msg);
259 } catch (ZoneException e) {
260 msg = EELFResourceManager.format(Msg.IMAGE_NOT_FOUND, imageToUse, "rebuild");
261 generateEvent(rc, false, msg);
263 metricsLogger.error(msg);
264 throw new RequestFailedException("Rebuild Server", msg, HttpStatus.METHOD_NOT_ALLOWED_405, server);
268 msg = EELFResourceManager.format(Msg.CONNECTION_FAILED, provider.getName(), service.getURL());
270 metricsLogger.error(msg);
271 throw new RequestFailedException("Rebuild Server", msg, HttpStatus.BAD_GATEWAY_502, server);
275 * We determine what to do based on the current state of the server
277 switch (server.getStatus()) {
279 // Nothing to do, the server is gone
280 msg = EELFResourceManager.format(Msg.SERVER_DELETED, server.getName(), server.getId(), server.getTenantId(),
282 generateEvent(rc, false, msg);
284 metricsLogger.error(msg);
285 throw new RequestFailedException("Rebuild Server", msg, HttpStatus.METHOD_NOT_ALLOWED_405, server);
287 // Attempt to stop the server, then rebuild it
288 stopServer(rc, server);
290 rebuildServer(rc, server, imageToUse);
292 startServer(rc, server);
293 generateEvent(rc, true, Outcome.SUCCESS.toString());
294 metricsLogger.info("Server status: RUNNING");
297 msg = EELFResourceManager.format(Msg.SERVER_ERROR_STATE, server.getName(), server.getId(),
298 server.getTenantId(), "rebuild");
299 generateEvent(rc, false, msg);
301 metricsLogger.error(msg);
302 throw new RequestFailedException("Rebuild Server", msg, HttpStatus.METHOD_NOT_ALLOWED_405, server);
304 // Attempt to rebuild the server
305 rebuildServer(rc, server, imageToUse);
307 startServer(rc, server);
308 generateEvent(rc, true, Outcome.SUCCESS.toString());
309 metricsLogger.info("Server status: READY");
312 // if paused, un-pause it, stop it, and rebuild it
313 unpauseServer(rc, server);
315 stopServer(rc, server);
317 rebuildServer(rc, server, imageToUse);
319 startServer(rc, server);
320 generateEvent(rc, true, Outcome.SUCCESS.toString());
321 metricsLogger.info("Server status: PAUSED");
324 // Attempt to resume the suspended server, stop it, and rebuild it
325 resumeServer(rc, server);
327 stopServer(rc, server);
329 rebuildServer(rc, server, imageToUse);
331 startServer(rc, server);
332 generateEvent(rc, true, Outcome.SUCCESS.toString());
333 metricsLogger.info("Server status: SUSPENDED");
336 // Hmmm, unknown status, should never occur
337 msg = EELFResourceManager.format(Msg.UNKNOWN_SERVER_STATE, server.getName(), server.getId(),
338 server.getTenantId(), server.getStatus().name());
339 generateEvent(rc, false, msg);
341 metricsLogger.error(msg);
342 throw new RequestFailedException("Rebuild Server", msg, HttpStatus.METHOD_NOT_ALLOWED_405, server);
347 * @see org.onap.appc.adapter.iaas.ProviderAdapter#rebuildServer(java.util.Map,
348 * org.onap.ccsdk.sli.core.sli.SvcLogicContext)
350 @SuppressWarnings("nls")
351 public Server rebuildServer(Map<String, String> params, SvcLogicContext ctx) throws APPCException {
352 Server server = null;
353 RequestContext rc = new RequestContext(ctx);
355 setTimeForMetricsLogger();
358 validateParametersExist(params, ProviderAdapter.PROPERTY_INSTANCE_URL,
359 ProviderAdapter.PROPERTY_PROVIDER_NAME);
361 String appName = configuration.getProperty(Constants.PROPERTY_APPLICATION_NAME);
362 String vm_url = params.get(ProviderAdapter.PROPERTY_INSTANCE_URL);
363 VMURL vm = VMURL.parseURL(vm_url);
364 if (validateVM(rc, appName, vm_url, vm))
366 IdentityURL ident = IdentityURL.parseURL(params.get(ProviderAdapter.PROPERTY_IDENTITY_URL));
367 String identStr = (ident == null) ? null : ident.toString();
368 ctx.setAttribute("REBUILD_STATUS", "ERROR");
369 Context context = null;
370 String tenantName = "Unknown";// to be used also in case of exception
372 context = getContext(rc, vm_url, identStr);
373 if (context != null) {
374 tenantName = context.getTenantName();// this varaible also is used in case of exception
376 server = lookupServer(rc, context, vm.getServerId());
377 logger.debug(Msg.SERVER_FOUND, vm_url, tenantName, server.getStatus().toString());
378 // Manually checking image service until new PAL release
379 if (hasImageAccess(rc, context)) {
380 rebuildServer(rc, server, ctx);
382 ctx.setAttribute("REBUILD_STATUS", "SUCCESS");
384 msg = EELFResourceManager.format(Msg.REBUILD_SERVER_FAILED, server.getName(), server.getId(),
385 "Accessing Image Service Failed");
387 metricsLogger.error(msg);
388 doFailure(rc, HttpStatus.FORBIDDEN_403, msg);
392 ctx.setAttribute("REBUILD_STATUS", "CONTEXT_NOT_FOUND");
394 } catch (StateException ex) {
395 logger.error(ex.getMessage());
396 ctx.setAttribute("REBUILD_STATUS", "ERROR");
397 doFailure(rc, HttpStatus.CONFLICT_409, ex.getMessage());
399 catch (RequestFailedException e) {
400 doFailure(rc, e.getStatus(), e.getMessage());
401 ctx.setAttribute("REBUILD_STATUS", "ERROR");
402 } catch (ResourceNotFoundException e) {
403 msg = EELFResourceManager.format(Msg.SERVER_NOT_FOUND, e, vm_url);
404 ctx.setAttribute("REBUILD_STATUS", "ERROR");
406 metricsLogger.error(msg);
407 doFailure(rc, HttpStatus.NOT_FOUND_404, msg);
408 } catch (Exception e1) {
409 msg = EELFResourceManager.format(Msg.SERVER_OPERATION_EXCEPTION, e1, e1.getClass().getSimpleName(),
410 STOP_SERVICE.toString(), vm_url, tenantName);
411 ctx.setAttribute("REBUILD_STATUS", "ERROR");
412 logger.error(msg, e1);
413 metricsLogger.error(msg);
414 doFailure(rc, HttpStatus.INTERNAL_SERVER_ERROR_500, msg);
416 } catch (RequestFailedException e) {
418 ctx.setAttribute("REBUILD_STATUS", "ERROR");
419 doFailure(rc, e.getStatus(), e.getMessage());
425 protected ModelObject executeProviderOperation(Map<String, String> params, SvcLogicContext context)
426 throws APPCException {
427 setMDC(Operation.REBUILD_SERVICE.toString(), "App-C IaaS Adapter:Rebuild", ADAPTER_NAME);
428 logOperation(Msg.REBUILDING_SERVER, params, context);
429 setTimeForMetricsLogger();
430 metricsLogger.info("Executing Provider Operation: Rebuild");
431 return rebuildServer(params, context);
434 private void setTimeForMetricsLogger() {
435 String timestamp = LoggingUtils.generateTimestampStr(((Date) new Date()).toInstant());
436 MDC.put(LoggingConstants.MDCKeys.BEGIN_TIMESTAMP, timestamp);
437 MDC.put(LoggingConstants.MDCKeys.END_TIMESTAMP, timestamp);
438 MDC.put(LoggingConstants.MDCKeys.ELAPSED_TIME, "0");
439 MDC.put(LoggingConstants.MDCKeys.STATUS_CODE, LoggingConstants.StatusCodes.COMPLETE);
440 MDC.put(LoggingConstants.MDCKeys.TARGET_ENTITY, "cdp");
441 MDC.put(LoggingConstants.MDCKeys.TARGET_SERVICE_NAME, "rebuild server");
442 MDC.put(LoggingConstants.MDCKeys.CLASS_NAME,
443 "org.onap.appc.adapter.iaas.provider.operation.impl.RebuildServer");
448 * Sets the sleep time used by thread.sleep to give "some time for OpenStack to
449 * start processing the request".
452 * Time to sleep in milliseconds
454 public void setRebuildSleepTime(long millis) {
455 this.rebuildSleepTime = millis;