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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.openecomp.appc.adapter.iaas.provider.operation.impl.base;
import org.openecomp.appc.Constants;
import org.openecomp.appc.adapter.iaas.impl.RequestContext;
import org.openecomp.appc.adapter.iaas.impl.RequestFailedException;
import org.openecomp.appc.adapter.openstack.heat.StackResource;
import org.openecomp.appc.i18n.Msg;
import com.att.cdp.exceptions.ContextConnectionException;
import com.att.cdp.exceptions.ResourceNotFoundException;
import com.att.cdp.exceptions.TimeoutException;
import com.att.cdp.exceptions.ZoneException;
import com.att.cdp.zones.Context;
import com.att.cdp.zones.Provider;
import com.att.cdp.zones.StackService;
import com.att.cdp.zones.model.Stack;
import com.att.cdp.zones.spi.AbstractService;
import com.att.cdp.zones.spi.RequestState;
import com.att.eelf.configuration.EELFLogger;
import com.att.eelf.configuration.EELFManager;
import com.att.eelf.i18n.EELFResourceManager;
import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
import com.woorea.openstack.base.client.OpenStackBaseException;
import org.glassfish.grizzly.http.util.HttpStatus;
import java.util.List;
public abstract class ProviderStackOperation extends ProviderOperation {
private static final EELFLogger logger = EELFManager.getInstance().getLogger(ProviderStackOperation.class);
protected void trackRequest(Context context, AbstractService.State... states) {
RequestState.clear();
if (null == states)
return;
for (AbstractService.State state : states) {
RequestState.put(state.getName(), state.getValue());
}
Thread currentThread = Thread.currentThread();
StackTraceElement[] stack = currentThread.getStackTrace();
if (stack != null && stack.length > 0) {
int index = 0;
StackTraceElement element;
for (; index < stack.length; index++) {
element = stack[index];
if ("trackRequest".equals(element.getMethodName())) { //$NON-NLS-1$
break;
}
}
index++;
if (index < stack.length) {
element = stack[index];
RequestState.put(RequestState.METHOD, element.getMethodName());
RequestState.put(RequestState.CLASS, element.getClassName());
RequestState.put(RequestState.LINE_NUMBER, Integer.toString(element.getLineNumber()));
RequestState.put(RequestState.THREAD, currentThread.getName());
RequestState.put(RequestState.PROVIDER, context.getProvider().getName());
RequestState.put(RequestState.TENANT, context.getTenantName());
RequestState.put(RequestState.PRINCIPAL, context.getPrincipal());
}
}
}
/*
* Changed the 'pollInterval' type as long. Thread.sleep method needs 'long millis' as an argument
*/
private boolean checkStatus(String expectedStatus, long pollInterval, String actualStatus) {
if (actualStatus.toUpperCase().equals(expectedStatus)) {
return true;
} else {
try {
Thread.sleep(pollInterval * 1000);
} catch (InterruptedException ignored) {
}
}
return false;
}
protected boolean waitForStack(Stack stack, StackResource stackResource, String expectedStatus)
throws OpenStackBaseException, TimeoutException {
int pollInterval = configuration.getIntegerProperty(Constants.PROPERTY_OPENSTACK_POLL_INTERVAL);
int timeout = configuration.getIntegerProperty(Constants.PROPERTY_STACK_STATE_CHANGE_TIMEOUT);
long maxTimeToWait = System.currentTimeMillis() + (long) timeout * 1000;
while (System.currentTimeMillis() < maxTimeToWait) {
String stackStatus = stackResource.show(stack.getName(), stack.getId()).execute().getStackStatus();
logger.debug("Stack status : " + stackStatus);
if (stackStatus.toUpperCase().contains("FAILED"))
return false;
if (checkStatus(expectedStatus, pollInterval, stackStatus))
return true;
}
throw new TimeoutException("Timeout waiting for stack status change");
}
protected Stack lookupStack(RequestContext rc, Context context, String id)
throws ZoneException, RequestFailedException {
StackService stackService = context.getStackService();
Stack stack = null;
String msg;
Provider provider = context.getProvider();
while (rc.attempt()) {
try {
List<Stack> stackList = stackService.getStacks();
for (Stack stackObj : stackList) {
if (stackObj.getId().equals(id)) {
stack = stackObj;
break;
}
}
break;
} catch (ContextConnectionException e) {
msg = EELFResourceManager.format(Msg.CONNECTION_FAILED_RETRY, provider.getName(), stackService.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(), stackService.getURL());
logger.error(msg);
doFailure(rc, HttpStatus.BAD_GATEWAY_502, msg);
throw new RequestFailedException("Lookup Stack", msg, HttpStatus.BAD_GATEWAY_502, stack);
}
if (stack == null) {
throw new ResourceNotFoundException("Stack not found with Id : {" + id + "}");
}
return stack;
}
protected boolean waitForStackStatus(RequestContext rc, Stack stack, Stack.Status expectedStatus)
throws ZoneException, RequestFailedException {
SvcLogicContext ctx = rc.getSvcLogicContext();
Context context = stack.getContext();
StackService stackService = context.getStackService();
/*
* Changed the 'pollInterval' type as long. Thread.sleep method needs 'long millis' as an argument
*/
long pollInterval = configuration.getIntegerProperty(Constants.PROPERTY_OPENSTACK_POLL_INTERVAL);
int timeout = configuration.getIntegerProperty(Constants.PROPERTY_STACK_STATE_CHANGE_TIMEOUT);
long maxTimeToWait = System.currentTimeMillis() + (long) timeout * 1000;
Stack.Status stackStatus;
while (System.currentTimeMillis() < maxTimeToWait) {
stackStatus = stackService.getStack(stack.getName(), stack.getId()).getStatus();
logger.debug("Stack status : " + stackStatus.toString());
if (stackStatus == expectedStatus) {
return true;
} else if (stackStatus == Stack.Status.FAILED) {
return false;
} else {
try {
Thread.sleep(pollInterval * 1000);
} catch (InterruptedException e) {
logger.trace("Sleep threw interrupted exception, should never occur");
}
}
}
ctx.setAttribute("TERMINATE_STATUS", "ERROR");
throw new TimeoutException("Timeout waiting for stack status change");
}
}
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