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package eu.dnetlib.msro.notification;
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import java.io.StringReader;
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import java.util.Map;
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import java.util.Set;
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import javax.annotation.Resource;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.dom4j.Document;
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import org.dom4j.DocumentException;
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import org.dom4j.Node;
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import org.dom4j.io.SAXReader;
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import com.google.common.base.Splitter;
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import com.google.common.collect.Maps;
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import com.google.common.collect.Sets;
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import eu.dnetlib.enabling.actions.AbstractSubscriptionAction;
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import eu.dnetlib.enabling.is.lookup.rmi.ISLookUpException;
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import eu.dnetlib.enabling.is.lookup.rmi.ISLookUpService;
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import eu.dnetlib.enabling.locators.UniqueServiceLocator;
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import eu.dnetlib.msro.workflows.sarasvati.loader.WorkflowExecutor;
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public class WfDependencyLauncherNotificationHandler extends AbstractSubscriptionAction {
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@Resource
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private UniqueServiceLocator serviceLocator;
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@Resource
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private WorkflowExecutor workflowExecutor;
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@Resource
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private EmailDispatcher emailDispatcher;
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private static final Log log = LogFactory.getLog(WorkflowExecutor.class);
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@Override
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public void notified(final String subscrId, final String topic, final String rsId, final String profile) {
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final SAXReader reader = new SAXReader();
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try {
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final Document doc = reader.read(new StringReader(profile));
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final Set<String> emails = calculateEmails(rsId);
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final String procId = doc.valueOf("//LAST_EXECUTION_ID");
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final String wfName = doc.valueOf("//WORKFLOW_NAME");
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final boolean success = doc.valueOf("//LAST_EXECUTION_STATUS").equals("SUCCESS");
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final Map<String, String> responses = Maps.newHashMap();
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for (Object o : doc.selectNodes("//LAST_EXECUTION_OUTPUT")) {
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Node n = (Node) o;
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responses.put(n.valueOf("@name"), n.getText());
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}
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if (!success) {
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log.info("Last execution of " + rsId + " failed, dependencies NOT STARTED");
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}
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final String query = "for $x in collection('/db/DRIVER/MetaWorkflowDSResources/MetaWorkflowDSResourceType')//WORKFLOW[@id='" + rsId
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+ "']/WORKFLOW let $y := /RESOURCE_PROFILE[.//RESOURCE_IDENTIFIER/@value = $x/@id] "
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+ "where $y//CONFIGURATION/@start != 'disabled' return concat ($x/@id , ' @@@ ', $x/@name , ' @@@ ', $y//CONFIGURATION/@start)";
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try {
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final Map<String, String> pendingWfs = Maps.newHashMap();
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for (String s : serviceLocator.getService(ISLookUpService.class).quickSearchProfile(query)) {
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final String[] arr = s.split("@@@");
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final String id = arr[0].trim();
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final String name = arr[1].trim();
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final boolean manual = arr[2].trim().toLowerCase().equals("manual");
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if (success && !manual) {
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try {
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String pid = workflowExecutor.startProcess(id);
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log.info("PROC " + pid + " of WF " + id + " STARTED AS CHILD OF " + rsId);
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} catch (Exception e) {
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log.error("Error starting wf: " + id);
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}
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} else {
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pendingWfs.put(id, name);
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}
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}
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if (!emails.isEmpty()) {
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if (success) {
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emailDispatcher.sendSuccessMail(emails, rsId, procId, wfName, pendingWfs, responses);
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} else {
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final String error = doc.valueOf("//LAST_EXECUTION_ERROR");
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emailDispatcher.sendFailedMail(emails, rsId, procId, wfName, pendingWfs, responses, error);
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}
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}
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} catch (ISLookUpException e) {
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log.error("Error executing xquery: " + query, e);
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}
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} catch (DocumentException e) {
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log.error("Error parsing profile with id " + rsId + ": " + profile);
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}
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}
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private Set<String> calculateEmails(final String id) {
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final Set<String> list = Sets.newHashSet();
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try {
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for (String val : serviceLocator.getService(ISLookUpService.class).quickSearchProfile("//ADMIN_EMAIL[..//WORKFLOW/@id='" + id + "']/text()")) {
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for (String s : Splitter.on(",").trimResults().omitEmptyStrings().split(val)) {
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list.add(s);
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}
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}
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} catch (Exception e) {
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log.error("Error searching email adresses", e);
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}
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return list;
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}
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}
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