1 files changed, 186 insertions, 0 deletions
diff --git a/appc-adapters/appc-iaas-adapter/appc-iaas-adapter-bundle/src/main/java/org/openecomp/appc/adapter/iaas/provider/operation/impl/base/ProviderStackOperation.java b/appc-adapters/appc-iaas-adapter/appc-iaas-adapter-bundle/src/main/java/org/openecomp/appc/adapter/iaas/provider/operation/impl/base/ProviderStackOperation.java
new file mode 100644
index 000000000..2eb2b69cf
--- /dev/null
+++ b/appc-adapters/appc-iaas-adapter/appc-iaas-adapter-bundle/src/main/java/org/openecomp/appc/adapter/iaas/provider/operation/impl/base/ProviderStackOperation.java
@@ -0,0 +1,186 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * openECOMP : APP-C
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights
+ * 						reserved.
+ * ================================================================================
+ * 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.
+ * ============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.openecomp.sdnc.sli.SvcLogicContext;
+import com.woorea.openstack.base.client.OpenStackBaseException;
+import org.glassfish.grizzly.http.util.HttpStatus;
+
+import java.util.List;
+
+/**
+ * @since September 29, 2016
+ */
+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());
+            }
+        }
+    }
+
+    private boolean checkStatus(String expectedStatus, int 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();
+
+        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;
+        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");
+
+    }
+}