diff options
Diffstat (limited to 'appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/main/java')
5 files changed, 984 insertions, 0 deletions
diff --git a/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/main/java/org/openecomp/appc/adapter/restHealthcheck/RestHealthcheckActivator.java b/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/main/java/org/openecomp/appc/adapter/restHealthcheck/RestHealthcheckActivator.java new file mode 100644 index 000000000..a6c9c3f4e --- /dev/null +++ b/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/main/java/org/openecomp/appc/adapter/restHealthcheck/RestHealthcheckActivator.java @@ -0,0 +1,113 @@ + +/*- + * ============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.restHealthcheck; + +import org.openecomp.appc.Constants; +import org.openecomp.appc.adapter.restHealthcheck.impl.RestHealthcheckAdapterImpl; +import org.openecomp.appc.configuration.Configuration; +import org.openecomp.appc.configuration.ConfigurationFactory; +import org.openecomp.appc.i18n.Msg; +import com.att.eelf.configuration.EELFLogger; +import com.att.eelf.configuration.EELFManager; +import org.osgi.framework.BundleActivator; +import org.osgi.framework.BundleContext; +import org.osgi.framework.ServiceRegistration; + +public class RestHealthcheckActivator implements BundleActivator { + + /** + * The bundle registration + */ + private ServiceRegistration registration = null; + + /** + * The reference to the actual implementation object that implements the services + */ + private RestHealthcheckAdapter adapter; + + private static final EELFLogger logger = EELFManager.getInstance().getLogger(RestHealthcheckActivator.class); + + /** + * The configuration object used to configure this bundle + */ + private Configuration configuration; + + /** + * Called when this bundle is started so the Framework can perform the bundle-specific activities necessary to start + * this bundle. This method can be used to register services or to allocate any resources that this bundle needs. + * <p> + * This method must complete and return to its caller in a timely manner. + * </p> + * + * @param context + * The execution context of the bundle being started. + * @throws java.lang.Exception + * If this method throws an exception, this bundle is marked as stopped and the Framework will remove + * this bundle's listeners, unregister all services registered by this bundle, and release all services + * used by this bundle. + * @see org.osgi.framework.BundleActivator#start(org.osgi.framework.BundleContext) + */ + @Override + public void start(BundleContext context) throws Exception { + logger.info("Starting bundle " + getName()); + + adapter = new RestHealthcheckAdapterImpl(); + if (registration == null) { + registration = context.registerService(RestHealthcheckAdapter.class, adapter, null); + } + + } + + /** + * Called when this bundle is stopped so the Framework can perform the bundle-specific activities necessary to stop + * the bundle. In general, this method should undo the work that the BundleActivator.start method started. There + * should be no active threads that were started by this bundle when this bundle returns. A stopped bundle must not + * call any Framework objects. + * <p> + * This method must complete and return to its caller in a timely manner. + * </p> + * + * @param context + * The execution context of the bundle being stopped. + * @throws java.lang.Exception + * If this method throws an exception, the bundle is still marked as stopped, and the Framework will + * remove the bundle's listeners, unregister all services registered by the bundle, and release all + * services used by the bundle. * + * @see org.osgi.framework.BundleActivator#stop(org.osgi.framework.BundleContext) + */ + @Override + public void stop(BundleContext context) throws Exception { + logger.info("Stopping bundle " + getName()); + + if (registration != null) { + + registration.unregister(); + registration = null; + + } + } + + public String getName() { + return "APPC Rest Healthcheck adapter"; + } + +} diff --git a/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/main/java/org/openecomp/appc/adapter/restHealthcheck/RestHealthcheckAdapter.java b/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/main/java/org/openecomp/appc/adapter/restHealthcheck/RestHealthcheckAdapter.java new file mode 100644 index 000000000..87cd02e23 --- /dev/null +++ b/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/main/java/org/openecomp/appc/adapter/restHealthcheck/RestHealthcheckAdapter.java @@ -0,0 +1,48 @@ +/*- + * ============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.restHealthcheck; + +import java.util.Map; + +import org.openecomp.appc.exceptions.APPCException; +import com.att.cdp.zones.model.Server; +import org.openecomp.sdnc.sli.SvcLogicContext; +import org.openecomp.sdnc.sli.SvcLogicJavaPlugin; + + +public interface RestHealthcheckAdapter extends SvcLogicJavaPlugin { + + + static final String PROPERTY_PROVIDER_TYPE = "org.openecomp.appc.provider.type"; + + + static final String PROPERTY_PROVIDER_NAME = "org.openecomp.appc.provider.name"; + + static final String PROPERTY_INSTANCE_URL = "org.openecomp.appc.instance.url"; + + + static final String PROPERTY_IDENTITY_URL = "org.openecomp.appc.identity.url"; + + String getAdapterName(); + + void checkHealth(Map<String, String> params, SvcLogicContext ctx) ; + +} diff --git a/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/main/java/org/openecomp/appc/adapter/restHealthcheck/impl/RequestContext.java b/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/main/java/org/openecomp/appc/adapter/restHealthcheck/impl/RequestContext.java new file mode 100644 index 000000000..975a9c334 --- /dev/null +++ b/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/main/java/org/openecomp/appc/adapter/restHealthcheck/impl/RequestContext.java @@ -0,0 +1,246 @@ +/*- + * ============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.restHealthcheck.impl; + +import org.openecomp.appc.Constants; +import org.openecomp.appc.configuration.Configuration; +import org.openecomp.sdnc.sli.SvcLogicContext; + +public class RequestContext { + /** + * The number of seconds of wait time between successive attempts to connect to the provider. This is used to + * recover from provider outages or failures. It is not used to recover from logical errors, such as an invalid + * request, server not found, etc. + */ + private Integer retryDelay; + + /** + * The number of times we will attempt to connect to the provider. This is used to recover from provider outages or + * failures. It is not used to recover from logical errors, such as an invalid request, server not found, etc. + */ + private Integer retryLimit; + + /** + * The total time, in milliseconds, that the provider can have to process this request. If the accumulated time + * exceeds the time to live, then the request is failed with a timeout exception, regardless of the state of the + * provider. Note that the caller may supply this as a value in seconds, in which case it must be converted to + * milliseconds for the request context. + */ + private Long timeToLive; + + /** + * The accumulated time, in milliseconds, that has been used so far to process the request. This is compared to the + * time to live each time it is updated. If the accumulated time exceeds the time to live, then the request is + * failed with a timeout exception, regardless of the state of the provider. + */ + private long accumulatedTime; + + /** + * The total number of retries attempted so far + */ + private int attempt; + + /** + * The time when the stopwatch was started + */ + private long startTime = -1; + + /** + * The service logic (DG) context from the SLI + */ + private SvcLogicContext svcLogicContext; + + /** + * The configuration + */ + + + /** + * Set to true whenever the retry limit has been exceeded, reset to false when reset() is called. + */ + private boolean retryFailed; + + /** + * Creates the request context + * + * @param context + * The service logic (SLI) context associated with the current DG + */ + public RequestContext(SvcLogicContext context) { + setSvcLogicContext(context); + } + + /** + * @return The retry delay, in seconds. If zero, then no retry is to be performed + */ + public int getRetryDelay() { + if (retryDelay == null) { + int value = 10; + retryDelay = Integer.valueOf(value); + } + + return retryDelay.intValue(); + } + + /** + * This method is a helper that allows the caller to delay for the retry interval time and not have to handle the + * thread interruption, timer handling, etc. + */ + public void delay() { + long time = getRetryDelay() * 1000L; + long future = System.currentTimeMillis() + time; + if (time != 0) { + while (System.currentTimeMillis() < future && time > 0) { + try { + Thread.sleep(time); + } catch (InterruptedException e) { + /* + * This is rare, but it can happen if another thread interrupts us while we are sleeping. In that + * case, the thread is resumed before the delay time has actually expired, so re-calculate the + * amount of delay time needed and reenter the sleep until we get to the future time. + */ + time = future - System.currentTimeMillis(); + } + } + } + } + + /** + * @return The number of retries that are allowed per connection + */ + public int getRetryLimit() { + if (retryLimit == null) { + int value = 10; + retryLimit = Integer.valueOf(value); + } + + return retryLimit.intValue(); + } + + /** + * Check and count the connection attempt. + * + * @return True if the connection should be attempted. False indicates that the number of retries has been exhausted + * and it should NOT be attempted. + */ + public boolean attempt() { + if (retryFailed || attempt >= getRetryLimit()) { + retryFailed = true; + return false; + } + attempt++; + + return true; + } + + /** + * @return The number of retry attempts so far + */ + public int getAttempts() { + return attempt; + } + + /** + * @return True if the retry limit has been exceeded, false otherwise + */ + public boolean isFailed() { + return retryFailed; + } + + /** + * This method both checks the time to live to see if it has been exceeded and accumulates the total time used so + * far. + * <p> + * Each time this method is called it accumulates the total duration since the last time it was called to the total + * time accumulator. It then checks the total time to the time to live and if greater, it returns false. As long as + * the total time used is less than or equal to the time to live limit, the method returns true. It is important to + * call this method at the very beginning of the process so that all parts of the process are tracked. + * </p> + * + * @return True if the total time to live has not been exceeded. False indicates that the total time to live has + * been exceeded and no further processing should be performed. + */ + public boolean isAlive() { + long now = System.currentTimeMillis(); + if (startTime == -1) { + startTime = now; + return true; + } + accumulatedTime += (now - startTime); + startTime = now; + if (accumulatedTime > timeToLive) { + return false; + } + return true; + } + + /** + * @return The total amount of time used, in milliseconds. + */ + public long getTotalDuration() { + return accumulatedTime; + } + + /** + * This method is called to reset the retry counters. It has no effect on the time to live accumulator. + */ + public void reset() { + attempt = 0; + } + + /** + * Sets the time to live to the value, expressed in seconds + * + * @param time + * The time to live, in seconds + */ + public void setTimeToLiveSeconds(int time) { + setTimeToLiveMS(time * 1000L); + } + + /** + * Sets the time to live to the value, expressed in milliseconds + * + * @param time + * The time to live, in milliseconds + */ + public void setTimeToLiveMS(long time) { + this.timeToLive = time; + } + + /** + * @return The service logic context associated with this request + */ + public SvcLogicContext getSvcLogicContext() { + return svcLogicContext; + } + + /** + * @param svcLogicContext + * The service logic context to be associated with this request + */ + public void setSvcLogicContext(SvcLogicContext svcLogicContext) { + this.svcLogicContext = svcLogicContext; + } +} diff --git a/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/main/java/org/openecomp/appc/adapter/restHealthcheck/impl/RequestFailedException.java b/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/main/java/org/openecomp/appc/adapter/restHealthcheck/impl/RequestFailedException.java new file mode 100644 index 000000000..b4a6d2922 --- /dev/null +++ b/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/main/java/org/openecomp/appc/adapter/restHealthcheck/impl/RequestFailedException.java @@ -0,0 +1,241 @@ +/*- + * ============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.restHealthcheck.impl; + +import org.glassfish.grizzly.http.util.HttpStatus; + +import com.att.cdp.zones.model.Server; + + +public class RequestFailedException extends Exception { + + /** + * + */ + private static final long serialVersionUID = 1L; + + /** + * The operation that was being requested or performed at the time of the failure. + */ + private String operation; + + /** + * A message that details the reason for the failure + */ + private String reason; + + /** + * The server that was being operated upon + */ + private Server server; + + /** + * The id of the server being operated upon if the server object is not available (such as the server was not found) + */ + private String serverId; + + /** + * The most appropriate Http Status code that reflects the error + */ + private HttpStatus status; + + /** + * + */ + public RequestFailedException() { + // intentionally empty + } + + /** + * @param message + * The error message + */ + public RequestFailedException(String message) { + super(message); + } + + /** + * Construct the request failed exception with the operation being performed, reason for the failure, http status + * code that is most appropriate, and the server we were processing. + * + * @param operation + * The operation being performed + * @param reason + * The reason that the operation was failed + * @param status + * The http status code that is most appropriate + * @param server + * The server that we were processing + */ + @SuppressWarnings("nls") + public RequestFailedException(String operation, String reason, HttpStatus status, Server server) { + super(operation + ":" + reason); + this.operation = operation; + this.reason = reason; + this.status = status; + this.server = server; + if (server != null) { + this.serverId = server.getId(); + } + } + + /** + * Construct the request failed exception with the operation being performed, reason for the failure, http status + * code that is most appropriate, and the server we were processing. + * + * @param ex + * The exception that we are wrapping + * @param operation + * The operation being performed + * @param reason + * The reason that the operation was failed + * @param status + * The http status code that is most appropriate + * @param server + * The server that we were processing + */ + @SuppressWarnings("nls") + public RequestFailedException(Throwable ex, String operation, String reason, HttpStatus status, Server server) { + super(operation + ":" + reason, ex); + this.operation = operation; + this.reason = reason; + this.status = status; + this.server = server; + if (server != null) { + this.serverId = server.getId(); + } + } + + /** + * @param message + * The error message + * @param cause + * A nested exception + */ + public RequestFailedException(String message, Throwable cause) { + super(message, cause); + } + + /** + * @param message + * The error message + * @param cause + * A nested exception + * @param enableSuppression + * whether or not suppression is enabled or disabled + * @param writableStackTrace + * whether or not the stack trace should be writable + */ + public RequestFailedException(String message, Throwable cause, boolean enableSuppression, boolean writableStackTrace) { + super(message, cause, enableSuppression, writableStackTrace); + } + + /** + * @param cause + * the cause (which is saved for later retrieval by the {@link #getCause()} method). (A null value is + * permitted, and indicates that the cause is nonexistent or unknown.) + */ + public RequestFailedException(Throwable cause) { + super(cause); + } + + /** + * @return The operation being performed + */ + public String getOperation() { + return operation; + } + + /** + * @return The reason for the failure + */ + public String getReason() { + return reason; + } + + /** + * @return The server being operated upon + */ + public Server getServer() { + return server; + } + + /** + * @return The id of the server being operated upon + */ + public String getServerId() { + return serverId; + } + + /** + * @return The status code from the operation + */ + public HttpStatus getStatus() { + return status; + } + + /** + * @param operation + * The operation being performed + */ + public void setOperation(String operation) { + this.operation = operation; + } + + /** + * @param reason + * The reason for the failure + */ + public void setReason(String reason) { + this.reason = reason; + } + + /** + * @param server + * The server being operated upon + */ + public void setServer(Server server) { + this.server = server; + if (server != null) { + setServerId(server.getId()); + } + } + + /** + * @param serverId + * The id of the server being operated upon + */ + public void setServerId(String serverId) { + this.serverId = serverId; + } + + /** + * @param status + * The status of the request + */ + public void setStatus(HttpStatus status) { + this.status = status; + } + +} diff --git a/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/main/java/org/openecomp/appc/adapter/restHealthcheck/impl/RestHealthcheckAdapterImpl.java b/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/main/java/org/openecomp/appc/adapter/restHealthcheck/impl/RestHealthcheckAdapterImpl.java new file mode 100644 index 000000000..13bc81ac4 --- /dev/null +++ b/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/main/java/org/openecomp/appc/adapter/restHealthcheck/impl/RestHealthcheckAdapterImpl.java @@ -0,0 +1,336 @@ +/*- + * ============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.restHealthcheck.impl; + +import java.net.URI; +import java.util.ArrayList; +import java.util.HashMap; +import java.util.List; +import java.util.Map; +import java.util.Properties; +import java.util.Set; +import java.util.regex.Pattern; + +import org.openecomp.appc.Constants; +import org.openecomp.appc.adapter.restHealthcheck.RestHealthcheckAdapter; +import org.openecomp.appc.configuration.Configuration; +import org.openecomp.appc.configuration.ConfigurationFactory; +import org.openecomp.appc.exceptions.APPCException; +import org.openecomp.appc.exceptions.UnknownProviderException; +import org.openecomp.appc.i18n.Msg; +import org.openecomp.appc.pool.Pool; +import org.openecomp.appc.pool.PoolExtensionException; +import org.openecomp.appc.util.StructuredPropertyHelper; +import org.openecomp.appc.util.StructuredPropertyHelper.Node; + + +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.pal.util.StringHelper; +import com.att.cdp.zones.ComputeService; +import com.att.cdp.zones.Context; +import com.att.cdp.zones.ImageService; +import com.att.cdp.zones.Provider; +import com.att.cdp.zones.model.Image; +import com.att.cdp.zones.model.Server; +import com.att.cdp.zones.model.Server.Status; +import com.att.cdp.zones.model.ServerBootSource; +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 org.glassfish.grizzly.http.util.HttpStatus; +import org.slf4j.MDC; + +import java.net.InetAddress; +import java.util.Locale; +import java.util.UUID; +import static com.att.eelf.configuration.Configuration.*; + +import org.apache.http.*; +import org.apache.http.client.*; +import org.apache.http.client.methods.*; +import org.apache.http.impl.client.*; +import org.apache.http.util.EntityUtils; +import java.io.IOException; +import org.apache.http.entity.StringEntity; +import java.net.InetAddress; + +public class RestHealthcheckAdapterImpl implements RestHealthcheckAdapter { + + /** + * The constant used to define the adapter name in the mapped diagnostic + * context + */ + + + @SuppressWarnings("nls") + public static final String MDC_ADAPTER = "adapter"; + + /** + * The constant used to define the service name in the mapped diagnostic + * context + */ + @SuppressWarnings("nls") + public static final String MDC_SERVICE = "service"; + + /** + * The constant for the status code for a failed outcome + */ + @SuppressWarnings("nls") + public static final String OUTCOME_FAILURE = "failure"; + + /** + * The constant for the status code for a successful outcome + */ + @SuppressWarnings("nls") + public static final String OUTCOME_SUCCESS = "success"; + + /** + * A constant for the property token "provider" used in the structured + * property specifications + */ + @SuppressWarnings("nls") + public static final String PROPERTY_PROVIDER = "provider"; + + /** + * A constant for the property token "identity" used in the structured + * property specifications + */ + @SuppressWarnings("nls") + public static final String PROPERTY_PROVIDER_IDENTITY = "identity"; + + /** + * A constant for the property token "name" used in the structured property + * specifications + */ + @SuppressWarnings("nls") + public static final String PROPERTY_PROVIDER_NAME = "name"; + + /** + * A constant for the property token "tenant" used in the structured + * property specifications + */ + @SuppressWarnings("nls") + public static final String PROPERTY_PROVIDER_TENANT = "tenant"; + + /** + * A constant for the property token "tenant name" used in the structured + * property specifications + */ + @SuppressWarnings("nls") + public static final String PROPERTY_PROVIDER_TENANT_NAME = "name"; + + /** + * A constant for the property token "password" used in the structured + * property specifications + */ + @SuppressWarnings("nls") + public static final String PROPERTY_PROVIDER_TENANT_PASSWORD = "password"; // NOSONAR + + /** + * A constant for the property token "userid" used in the structured + * property specifications + */ + @SuppressWarnings("nls") + public static final String PROPERTY_PROVIDER_TENANT_USERID = "userid"; + + /** + * A constant for the property token "type" used in the structured property + * specifications + */ + @SuppressWarnings("nls") + public static final String PROPERTY_PROVIDER_TYPE = "type"; + + + @SuppressWarnings("nls") + public static final String PING_SERVICE = "pingServer"; + + /** + * The logger to be used + */ + private static final EELFLogger logger = EELFManager.getInstance().getLogger(RestHealthcheckAdapterImpl.class); + + /** + * The constant for a left parenthesis + */ + private static final char LPAREN = '('; + + /** + * The constant for a new line control code + */ + private static final char NL = '\n'; + + /** + * The constant for a single quote + */ + private static final char QUOTE = '\''; + + /** + * The constant for a right parenthesis + */ + private static final char RPAREN = ')'; + + /** + * The constant for a space + */ + private static final char SPACE = ' '; + + /** + * A reference to the adapter configuration object. + */ + private Configuration configuration; + + /** + * A cache of providers that are predefined. + */ + // private Map<String /* provider name */, ProviderCache> providerCache; + + /** + * This default constructor is used as a work around because the activator + * wasnt getting called + */ + /** + * A cache of providers that are predefined. + */ + // private Map<String /* provider name */, ProviderCache> providerCache; + + /** + * This default constructor is used as a work around because the activator + * wasnt getting called + */ + public RestHealthcheckAdapterImpl() { + initialize(); + + } + + + public RestHealthcheckAdapterImpl(boolean initialize) { + + if (initialize) { + initialize(); + + } + } + + + public RestHealthcheckAdapterImpl(Properties props) { + initialize(); + + } + + + @Override + public String getAdapterName() { + return configuration.getProperty(Constants.PROPERTY_ADAPTER_NAME); + } + + public void checkHealth(Map<String, String> params, SvcLogicContext ctx) { + logger.info("VNF rest health check"); + String uri=params.get("VNF.URI"); + String endPoint=params.get("VNF.endpoint"); + String tUrl=uri+"/"+endPoint; + RequestContext rc = new RequestContext(ctx); + rc.isAlive(); + + try { + HttpGet httpGet = new HttpGet(tUrl); + HttpClient httpClient = HttpClients.createDefault(); + HttpResponse response = null; + response = httpClient.execute(httpGet); + int responseCode=response.getStatusLine().getStatusCode(); + HttpEntity entity = response.getEntity(); + String responseOutput=EntityUtils.toString(entity); + if(responseCode==200) + { + doSuccess(rc,responseCode,responseOutput); + } + else + { + doHealthCheckFailure(rc,responseCode,responseOutput); + } + } catch (Exception ex) { + doFailure(rc, HttpStatus.INTERNAL_SERVER_ERROR_500, ex.toString()); + } + } + + + + + @SuppressWarnings("static-method") + private void doFailure(RequestContext rc, HttpStatus code, String message) { + SvcLogicContext svcLogic = rc.getSvcLogicContext(); + String msg = (message == null) ? code.getReasonPhrase() : message; + if (msg.contains("\n")) { + msg = msg.substring(msg.indexOf("\n")); + } + + String status; + try { + status = Integer.toString(code.getStatusCode()); + } catch (Exception e) { + status = "500"; + } + svcLogic.setStatus(OUTCOME_FAILURE); + svcLogic.setAttribute("healthcheck.result.code", "200"); + svcLogic.setAttribute("healthcheck.result.message", status+" "+msg); + } + + + /** + * @param rc + * The request context that manages the state and recovery of the + * request for the life of its processing. + */ + @SuppressWarnings("static-method") + private void doHealthCheckFailure(RequestContext rc, int code, String message) { + SvcLogicContext svcLogic = rc.getSvcLogicContext(); + String msg = Integer.toString(code)+" "+message; + svcLogic.setAttribute("healthcheck.result.code", "200"); + svcLogic.setAttribute("healthcheck.result.message", msg); + + } + + + @SuppressWarnings("static-method") + private void doSuccess(RequestContext rc, int code, String message) { + SvcLogicContext svcLogic = rc.getSvcLogicContext(); + String msg = Integer.toString(code)+" "+message; + svcLogic.setAttribute("healthcheck.result.code", "400"); + svcLogic.setAttribute("healthcheck.result.message", msg); + + } + + + /** + * initialize the provider adapter by building the context cache + */ + private void initialize() { + + + logger.info("init rest health check adapter!!!!!"); + } + +} |