469 lines
21 KiB
Java
469 lines
21 KiB
Java
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package org.gcube.dataharvest.harvester;
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import static org.gcube.resources.discovery.icclient.ICFactory.clientFor;
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import static org.gcube.resources.discovery.icclient.ICFactory.queryFor;
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import java.io.IOException;
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import java.io.Reader;
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import java.io.StringReader;
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import java.security.GeneralSecurityException;
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import java.security.KeyFactory;
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import java.security.NoSuchAlgorithmException;
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import java.security.PrivateKey;
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import java.security.spec.InvalidKeySpecException;
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import java.security.spec.PKCS8EncodedKeySpec;
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import java.time.Instant;
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import java.time.LocalDate;
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import java.time.ZoneId;
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import java.time.format.DateTimeFormatter;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.List;
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import javax.xml.parsers.DocumentBuilder;
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import javax.xml.parsers.DocumentBuilderFactory;
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import org.gcube.accounting.accounting.summary.access.model.ScopeDescriptor;
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import org.gcube.accounting.accounting.summary.access.model.update.AccountingRecord;
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import org.gcube.common.authorization.client.exceptions.ObjectNotFound;
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import org.gcube.common.encryption.encrypter.StringEncrypter;
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import org.gcube.common.resources.gcore.GenericResource;
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import org.gcube.common.resources.gcore.ServiceEndpoint;
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import org.gcube.common.resources.gcore.ServiceEndpoint.AccessPoint;
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import org.gcube.common.resources.gcore.ServiceEndpoint.Property;
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import org.gcube.common.resources.gcore.utils.Group;
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import org.gcube.common.resources.gcore.utils.XPathHelper;
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import org.gcube.common.scope.api.ScopeProvider;
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import org.gcube.dataharvest.AccountingDashboardHarvesterPlugin;
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import org.gcube.dataharvest.datamodel.AnalyticsReportCredentials;
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import org.gcube.dataharvest.datamodel.CatalogueAccessesReportRow;
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import org.gcube.dataharvest.datamodel.HarvestedDataKey;
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import org.gcube.resources.discovery.client.api.DiscoveryClient;
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import org.gcube.resources.discovery.client.queries.api.SimpleQuery;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.w3c.dom.Node;
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import org.xml.sax.InputSource;
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import com.google.api.client.googleapis.auth.oauth2.GoogleCredential;
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import com.google.api.client.googleapis.auth.oauth2.GoogleCredential.Builder;
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import com.google.api.client.googleapis.javanet.GoogleNetHttpTransport;
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import com.google.api.client.googleapis.util.Utils;
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import com.google.api.client.http.HttpTransport;
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import com.google.api.client.json.JsonFactory;
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import com.google.api.client.json.gson.GsonFactory;
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import com.google.api.client.util.PemReader;
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import com.google.api.client.util.PemReader.Section;
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import com.google.api.client.util.SecurityUtils;
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import com.google.api.services.analyticsreporting.v4.AnalyticsReporting;
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import com.google.api.services.analyticsreporting.v4.AnalyticsReportingScopes;
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import com.google.api.services.analyticsreporting.v4.model.DateRange;
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import com.google.api.services.analyticsreporting.v4.model.DateRangeValues;
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import com.google.api.services.analyticsreporting.v4.model.GetReportsRequest;
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import com.google.api.services.analyticsreporting.v4.model.GetReportsResponse;
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import com.google.api.services.analyticsreporting.v4.model.Metric;
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import com.google.api.services.analyticsreporting.v4.model.Report;
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import com.google.api.services.analyticsreporting.v4.model.ReportRequest;
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import com.google.api.services.analyticsreporting.v4.model.ReportRow;
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public class CatalogueAccessesHarvester extends BasicHarvester {
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private static Logger logger = LoggerFactory.getLogger(CatalogueAccessesHarvester.class);
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private static final JsonFactory JSON_FACTORY = GsonFactory.getDefaultInstance();
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private static final String MAPPING_RESOURCE_CATEGORY = "BigGAnalyticsMapping";
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private static final String SERVICE_ENDPOINT_CATEGORY = "OnlineService";
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private static final String SERVICE_ENDPOINT_NAME = "BigGAnalyticsReportService";
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private static final String AP_CATALOGUE_PAGEVIEWS_PROPERTY = "catalogue-pageviews";
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private static final String AP_CLIENT_PROPERTY = "clientId";
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private static final String AP_PRIVATEKEY_PROPERTY = "privateKeyId";
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private static final String APPLICATION_NAME = "Analytics Reporting";
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private static final String REGEX_CATALOGUE_ACCESSES = "^\\/$";
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private static final String REGEX_CATALOGUE_DATASET_LIST_ACCESSES = "^\\/dataset(\\?([a-zA-Z0-9_.-]*.+))*";
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private static final String REGEX_CATALOGUE_DATASET_ACCESSES = "^\\/dataset\\/[a-zA-Z0-9_.-]+$";
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private static final String REGEX_CATALOGUE_RESOURCE_ACCESSES = "^\\/dataset\\/[a-zA-Z0-9_.-]+\\/resource\\/[a-zA-Z0-9_.-]+$";
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private HashMap<String, List<CatalogueAccessesReportRow>> catalogueAccesses;
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public CatalogueAccessesHarvester(Date start, Date end) throws Exception {
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super(start, end);
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catalogueAccesses = getAllAccesses(start, end);
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}
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@Override
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public List<AccountingRecord> getAccountingRecords() throws Exception {
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try {
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ArrayList<AccountingRecord> accountingRecords = new ArrayList<AccountingRecord>();
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for (String dashboardContext : catalogueAccesses.keySet()) {
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int catalogueTotalAccesses = 0;
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int catalogueDatasetListAccesses = 0;
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int catalogueDatasetAccesses = 0;
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int catalogueResourceAccesses = 0;
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logger.debug("Catalogue accesses for {} ", dashboardContext);
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for(CatalogueAccessesReportRow row : catalogueAccesses.get(dashboardContext)) {
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// String pagePath = row.getPagePath();
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switch (row.getKey()) {
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case CATALOGUE_ACCESSES:
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catalogueTotalAccesses += row.getVisitNumber();
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break;
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case CATALOGUE_DATASET_LIST_ACCESSES:
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catalogueDatasetListAccesses += row.getVisitNumber();
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break;
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case CATALOGUE_DATASET_ACCESSES:
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catalogueDatasetAccesses += row.getVisitNumber();
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break;
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case CATALOGUE_RESOURCE_ACCESSES:
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catalogueResourceAccesses += row.getVisitNumber();
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break;
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default:
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break;
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}
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}
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ScopeDescriptor scopeDescriptor = new ScopeDescriptor();
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scopeDescriptor.setName(dashboardContext);
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AccountingRecord ar1 = new AccountingRecord(scopeDescriptor, instant, getDimension(HarvestedDataKey.CATALOGUE_ACCESSES), (long) catalogueTotalAccesses);
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AccountingRecord ar2 = new AccountingRecord(scopeDescriptor, instant, getDimension(HarvestedDataKey.CATALOGUE_DATASET_LIST_ACCESSES), (long) catalogueDatasetListAccesses);
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AccountingRecord ar3 = new AccountingRecord(scopeDescriptor, instant, getDimension(HarvestedDataKey.CATALOGUE_DATASET_ACCESSES), (long) catalogueDatasetAccesses);
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AccountingRecord ar4 = new AccountingRecord(scopeDescriptor, instant, getDimension(HarvestedDataKey.CATALOGUE_RESOURCE_ACCESSES), (long) catalogueResourceAccesses);
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logger.debug("{} : {}", ar1.getDimension().getId(), ar1.getMeasure());
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accountingRecords.add(ar1);
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logger.debug("{} : {}", ar2.getDimension().getId(), ar2.getMeasure());
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accountingRecords.add(ar2);
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logger.debug("{} : {}", ar3.getDimension().getId(), ar3.getMeasure());
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accountingRecords.add(ar3);
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logger.debug("{} : {}", ar4.getDimension().getId(), ar4.getMeasure());
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accountingRecords.add(ar4);
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}
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logger.debug("Returning {} accountingRecords ", accountingRecords.size());
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return accountingRecords;
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} catch(Exception e) {
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throw e;
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}
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}
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/**
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*
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*/
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private static HashMap<String, List<CatalogueAccessesReportRow>> getAllAccesses(Date start, Date end) throws Exception {
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DateRange dateRange = getDateRangeForAnalytics(start, end);
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logger.trace("Getting catalogue accesses in this time range {}", dateRange.toPrettyString());
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AnalyticsReportCredentials credentialsFromD4S = getAuthorisedApplicationInfoFromIs();
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AnalyticsReporting service = initializeAnalyticsReporting(credentialsFromD4S);
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HashMap<String,List<GetReportsResponse>> responses = getReportResponses(service, credentialsFromD4S.getViewIds(), dateRange);
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HashMap<String, List<CatalogueAccessesReportRow>> toReturn = new HashMap<>();
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for(String view : responses.keySet()) {
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String dashboardContext = getAccountingDashboardContextGivenGAViewID(view);
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logger.trace("Parsing responses for this catalogue view, which corresponds to Dashboard Context: " + dashboardContext);
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List<CatalogueAccessesReportRow> viewReport = parseResponse(view, responses.get(view), dashboardContext);
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logger.trace("Got {} entries from view id={}", viewReport.size(), view);
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toReturn.put(dashboardContext, viewReport);
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}
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return toReturn;
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}
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/**
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* Initializes an Analytics Reporting API V4 service object.
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*
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* @return An authorized Analytics Reporting API V4 service object.
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* @throws IOException
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* @throws GeneralSecurityException
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*/
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private static AnalyticsReporting initializeAnalyticsReporting(AnalyticsReportCredentials cred)
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throws GeneralSecurityException, IOException {
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HttpTransport httpTransport = GoogleNetHttpTransport.newTrustedTransport();
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GoogleCredential credential = fromD4SServiceEndpoint(cred).createScoped(AnalyticsReportingScopes.all());
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// Construct the Analytics Reporting service object.
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return new AnalyticsReporting.Builder(httpTransport, JSON_FACTORY, credential)
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.setApplicationName(APPLICATION_NAME).build();
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}
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/**
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* Queries the Analytics Reporting API V4.
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*
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* @param service An authorized Analytics Reporting API V4 service object.
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* @return GetReportResponse The Analytics Reporting API V4 response.
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* @throws IOException
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*/
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private static HashMap<String,List<GetReportsResponse>> getReportResponses(AnalyticsReporting service,
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List<String> viewIDs, DateRange dateRange) throws IOException {
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HashMap<String,List<GetReportsResponse>> reports = new HashMap<>();
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// Create the Metrics object.
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Metric sessions = new Metric().setExpression("ga:pageviews").setAlias("pages");
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com.google.api.services.analyticsreporting.v4.model.Dimension pageTitle = new com.google.api.services.analyticsreporting.v4.model.Dimension().setName("ga:pagePath");
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for(String view : viewIDs) {
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List<GetReportsResponse> gReportResponses = new ArrayList<>();
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logger.info("Getting data from Google Analytics for catalogue viewid: " + view);
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boolean iterateMorePages = true;
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String nextPageToken = null;
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while (iterateMorePages) {
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// Create the ReportRequest object.
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ReportRequest request = new ReportRequest().setViewId(view.trim()).setDateRanges(Arrays.asList(dateRange))
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.setMetrics(Arrays.asList(sessions)).setDimensions(Arrays.asList(pageTitle));
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request.setPageSize(1000);
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request.setPageToken(nextPageToken);
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ArrayList<ReportRequest> requests = new ArrayList<ReportRequest>();
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requests.add(request);
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// Create the GetReportsRequest object.
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GetReportsRequest getReport = new GetReportsRequest().setReportRequests(requests);
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// Call the batchGet method.
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GetReportsResponse response = service.reports().batchGet(getReport).execute();
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nextPageToken = response.getReports().get(0).getNextPageToken();
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iterateMorePages = (nextPageToken != null);
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logger.debug("got nextPageToken: "+nextPageToken);
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gReportResponses.add(response);
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}
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reports.put(view, gReportResponses);
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}
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// Return the response.
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return reports;
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}
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/**
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* Parses and prints the Analytics Reporting API V4 response.
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* @param dashboardContext
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*
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* @param response An Analytics Reporting API V4 response.
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*/
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private static List<CatalogueAccessesReportRow> parseResponse(String viewId, List<GetReportsResponse> responses, String dashboardContext) {
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logger.debug("parsing Response for " + viewId);
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List<CatalogueAccessesReportRow> toReturn = new ArrayList<>();
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for (GetReportsResponse response : responses) {
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for (Report report: response.getReports()) {
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List<ReportRow> rows = report.getData().getRows();
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if (rows == null) {
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logger.warn("No data found for " + viewId);
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}
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else {
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for (ReportRow row: rows) {
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String dimension = row.getDimensions().get(0);
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DateRangeValues metric = row.getMetrics().get(0);
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CatalogueAccessesReportRow var = new CatalogueAccessesReportRow();
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boolean validEntry = false;
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String pagePath = dimension;
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logger.trace("parsing pagepath {}: value: {}", pagePath, Integer.parseInt(metric.getValues().get(0)));
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if (pagePath.matches(REGEX_CATALOGUE_RESOURCE_ACCESSES)) {
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var.setKey(HarvestedDataKey.CATALOGUE_RESOURCE_ACCESSES);
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validEntry = true;
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}
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else if (pagePath.matches(REGEX_CATALOGUE_DATASET_ACCESSES)) {
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var.setKey(HarvestedDataKey.CATALOGUE_DATASET_ACCESSES);
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validEntry = true;
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}
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else if (pagePath.matches(REGEX_CATALOGUE_DATASET_LIST_ACCESSES)) {
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var.setKey(HarvestedDataKey.CATALOGUE_DATASET_LIST_ACCESSES);
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validEntry = true;
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}
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else if (pagePath.matches(REGEX_CATALOGUE_ACCESSES)) {
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var.setKey(HarvestedDataKey.CATALOGUE_ACCESSES);
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validEntry = true;
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}
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if (validEntry) {
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var.setDashboardContext(dashboardContext);
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var.setPagePath(dimension);
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var.setVisitNumber(Integer.parseInt(metric.getValues().get(0)));
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toReturn.add(var);
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}
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}
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}
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}
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}
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return toReturn;
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}
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private static GoogleCredential fromD4SServiceEndpoint(AnalyticsReportCredentials cred) throws IOException {
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String clientId = cred.getClientId();
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String clientEmail = cred.getClientEmail();
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String privateKeyPem = cred.getPrivateKeyPem();
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String privateKeyId = cred.getPrivateKeyId();
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String tokenUri = cred.getTokenUri();
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String projectId = cred.getProjectId();
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if(clientId == null || clientEmail == null || privateKeyPem == null || privateKeyId == null) {
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throw new IOException("Error reading service account credential from stream, "
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+ "expecting 'client_id', 'client_email', 'private_key' and 'private_key_id'.");
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}
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PrivateKey privateKey = privateKeyFromPkcs8(privateKeyPem);
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Collection<String> emptyScopes = Collections.emptyList();
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Builder credentialBuilder = new GoogleCredential.Builder().setTransport(Utils.getDefaultTransport())
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.setJsonFactory(Utils.getDefaultJsonFactory()).setServiceAccountId(clientEmail)
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.setServiceAccountScopes(emptyScopes).setServiceAccountPrivateKey(privateKey)
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.setServiceAccountPrivateKeyId(privateKeyId);
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if(tokenUri != null) {
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credentialBuilder.setTokenServerEncodedUrl(tokenUri);
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}
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if(projectId != null) {
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credentialBuilder.setServiceAccountProjectId(projectId);
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}
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// Don't do a refresh at this point, as it will always fail before the scopes are added.
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return credentialBuilder.build();
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}
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private static PrivateKey privateKeyFromPkcs8(String privateKeyPem) throws IOException {
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Reader reader = new StringReader(privateKeyPem);
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Section section = PemReader.readFirstSectionAndClose(reader, "PRIVATE KEY");
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if(section == null) {
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throw new IOException("Invalid PKCS8 data.");
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}
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byte[] bytes = section.getBase64DecodedBytes();
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PKCS8EncodedKeySpec keySpec = new PKCS8EncodedKeySpec(bytes);
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Exception unexpectedException = null;
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try {
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KeyFactory keyFactory = SecurityUtils.getRsaKeyFactory();
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PrivateKey privateKey = keyFactory.generatePrivate(keySpec);
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return privateKey;
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} catch(NoSuchAlgorithmException exception) {
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unexpectedException = exception;
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} catch(InvalidKeySpecException exception) {
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unexpectedException = exception;
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}
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throw new IOException("Unexpected exception reading PKCS data", unexpectedException);
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}
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private static List<ServiceEndpoint> getAnalyticsReportingConfigurationFromIS(String infrastructureScope)
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throws Exception {
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String scope = infrastructureScope;
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String currScope = ScopeProvider.instance.get();
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ScopeProvider.instance.set(scope);
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SimpleQuery query = queryFor(ServiceEndpoint.class);
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query.addCondition("$resource/Profile/Category/text() eq '" + SERVICE_ENDPOINT_CATEGORY + "'");
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query.addCondition("$resource/Profile/Name/text() eq '" + SERVICE_ENDPOINT_NAME + "'");
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DiscoveryClient<ServiceEndpoint> client = clientFor(ServiceEndpoint.class);
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List<ServiceEndpoint> toReturn = client.submit(query);
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ScopeProvider.instance.set(currScope);
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return toReturn;
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}
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/**
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* This method look up in the IS the Gateway which corresponds to a given Google Analytics viewId
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* @param viewID
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* @return the gateway name, e.g. "Blue-Cloud Gateway" or null if no correspondance was found
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* @throws Exception
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* @throws ObjectNotFound
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*/
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private static String getAccountingDashboardContextGivenGAViewID(String viewID) throws ObjectNotFound, Exception {
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String toReturn = null;
|
||
|
String context = org.gcube.dataharvest.utils.Utils.getCurrentContext();
|
||
|
String currScope = ScopeProvider.instance.get();
|
||
|
ScopeProvider.instance.set(context);
|
||
|
SimpleQuery query = queryFor(GenericResource.class);
|
||
|
query.addCondition("$resource/Profile/SecondaryType/text() eq '" + MAPPING_RESOURCE_CATEGORY + "'");
|
||
|
query.addCondition("$resource/Profile/Body/Property/viewID/text() eq '" + viewID + "'");
|
||
|
DiscoveryClient<GenericResource> client = clientFor(GenericResource.class);
|
||
|
List<GenericResource> list = client.submit(query);
|
||
|
if(list.size() > 1) {
|
||
|
logger.error("Too many Generic Resources having GA viewID " + viewID
|
||
|
+ " in this scope having SecondaryType " + MAPPING_RESOURCE_CATEGORY);
|
||
|
} else if(list.size() == 0) {
|
||
|
logger.warn("There is no Generic Resources having GA viewID " + viewID + " and SecondaryType "
|
||
|
+ MAPPING_RESOURCE_CATEGORY + " in this context: " + context);
|
||
|
} else {
|
||
|
GenericResource found = list.get(0);
|
||
|
String elem = new StringBuilder("<body>").append(found.profile().bodyAsString()).append("</body>").toString();
|
||
|
DocumentBuilder docBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
|
||
|
Node node = docBuilder.parse(new InputSource(new StringReader(elem))).getDocumentElement();
|
||
|
XPathHelper helper = new XPathHelper(node);
|
||
|
List<String> currValue = helper.evaluate("//Property/viewID/text()");
|
||
|
if (currValue != null && currValue.size() > 0) {
|
||
|
List<String> contexts = currValue;
|
||
|
for (int i = 0; i < contexts.size(); i++) {
|
||
|
if (currValue.get(i).trim().compareTo(viewID) == 0) {
|
||
|
toReturn = helper.evaluate("//Property/DashboardContext/text()").get(i);
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
logger.debug("Found DashboardContext for viewId {} : {} ", viewID, toReturn);
|
||
|
}
|
||
|
ScopeProvider.instance.set(currScope);
|
||
|
return toReturn;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* l
|
||
|
* @throws Exception
|
||
|
*/
|
||
|
private static AnalyticsReportCredentials getAuthorisedApplicationInfoFromIs() throws Exception {
|
||
|
AnalyticsReportCredentials reportCredentials = new AnalyticsReportCredentials();
|
||
|
|
||
|
String context = org.gcube.dataharvest.utils.Utils.getCurrentContext();
|
||
|
try {
|
||
|
List<ServiceEndpoint> list = getAnalyticsReportingConfigurationFromIS(context);
|
||
|
if(list.size() > 1) {
|
||
|
logger.error("Too many Service Endpoints having name " + SERVICE_ENDPOINT_NAME
|
||
|
+ " in this scope having Category " + SERVICE_ENDPOINT_CATEGORY);
|
||
|
} else if(list.size() == 0) {
|
||
|
logger.warn("There is no Service Endpoint having name " + SERVICE_ENDPOINT_NAME + " and Category "
|
||
|
+ SERVICE_ENDPOINT_CATEGORY + " in this context: " + context);
|
||
|
} else {
|
||
|
|
||
|
for(ServiceEndpoint res : list) {
|
||
|
reportCredentials.setTokenUri(res.profile().runtime().hostedOn());
|
||
|
Group<AccessPoint> apGroup = res.profile().accessPoints();
|
||
|
AccessPoint[] accessPoints = (AccessPoint[]) apGroup.toArray(new AccessPoint[apGroup.size()]);
|
||
|
AccessPoint found = accessPoints[0];
|
||
|
reportCredentials.setClientEmail(found.address());
|
||
|
reportCredentials.setProjectId(found.username());
|
||
|
reportCredentials.setPrivateKeyPem(StringEncrypter.getEncrypter().decrypt(found.password()));
|
||
|
for(Property prop : found.properties()) {
|
||
|
if(prop.name().compareTo(AP_CATALOGUE_PAGEVIEWS_PROPERTY) == 0) {
|
||
|
String decryptedValue = StringEncrypter.getEncrypter().decrypt(prop.value());
|
||
|
String[] views = decryptedValue.split(";");
|
||
|
reportCredentials.setViewIds(Arrays.asList(views));
|
||
|
}
|
||
|
if(prop.name().compareTo(AP_CLIENT_PROPERTY) == 0) {
|
||
|
String decryptedValue = StringEncrypter.getEncrypter().decrypt(prop.value());
|
||
|
reportCredentials.setClientId(decryptedValue);
|
||
|
}
|
||
|
if(prop.name().compareTo(AP_PRIVATEKEY_PROPERTY) == 0) {
|
||
|
String decryptedValue = StringEncrypter.getEncrypter().decrypt(prop.value());
|
||
|
reportCredentials.setPrivateKeyId(decryptedValue);
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
} catch(Exception e) {
|
||
|
e.printStackTrace();
|
||
|
return null;
|
||
|
}
|
||
|
return reportCredentials;
|
||
|
}
|
||
|
|
||
|
private static LocalDate asLocalDate(Date date) {
|
||
|
return Instant.ofEpochMilli(date.getTime()).atZone(ZoneId.systemDefault()).toLocalDate();
|
||
|
}
|
||
|
|
||
|
private static DateRange getDateRangeForAnalytics(Date start, Date end) {
|
||
|
DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd"); //required by Analytics
|
||
|
String startDate = asLocalDate(start).format(formatter);
|
||
|
String endDate = asLocalDate(end).format(formatter);
|
||
|
DateRange dateRange = new DateRange();// date format `yyyy-MM-dd`
|
||
|
dateRange.setStartDate(startDate);
|
||
|
dateRange.setEndDate(endDate);
|
||
|
return dateRange;
|
||
|
}
|
||
|
|
||
|
}
|