105 lines
5.4 KiB
Java
105 lines
5.4 KiB
Java
package eu.eudat.logic.managers;
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import io.prometheus.client.Gauge;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.core.env.Environment;
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import org.springframework.scheduling.annotation.Scheduled;
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import org.springframework.stereotype.Component;
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import javax.annotation.PostConstruct;
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import javax.transaction.Transactional;
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import java.io.IOException;
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import java.nio.file.Files;
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import java.nio.file.Paths;
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import java.util.Map;
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import java.util.stream.Collectors;
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import java.util.stream.Stream;
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@Component
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public class MetricsManager {
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private final static Logger logger = LoggerFactory.getLogger(MetricsManager.class);
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private static Map<String, Gauge> gauges = Stream.of( new Object[][]{
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{"usersLoggedIn", Gauge.build("users_logged_in", "Number of current logged in users").register()},
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{"projects", Gauge.build("projects", "Number of registered Projects").register()},
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{"draftDMPs", Gauge.build("draft_dmps", "Number of draft DMPs").register()},
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{"finalizedDMPs", Gauge.build("finalized_dmps", "Number of finalized DMPs").register()},
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{"publishedDMPs", Gauge.build("published_dmps", "Number of published DMPs").register()},
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{"doiedDMPs", Gauge.build("doied_dmps", "Number of DMPs with DOI").register()},
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{"draftDatasets", Gauge.build("draft_datasets", "Number of draft Datasets").register()},
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{"finalizedDatasets", Gauge.build("finalized_datasets", "Number of finalized Datasets").register()},
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{"publishedDatasets", Gauge.build("published_datasets", "Number of published Datasets").register()},
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{"doiedDatasets", Gauge.build("doied_datasets", "Number of Datasets with DOI").register()},
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{"researchers", Gauge.build("researchers", "Number of Colaborators/Researchers").register()},
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{"totalTemplates", Gauge.build("total_templates", "Number of total Templates").register()},
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{"activeTemplates", Gauge.build("active_templates", "Number of active Templates").register()},
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{"usedTemplates", Gauge.build("used_templates", "Number of used Templates").register()},
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{"languages", Gauge.build("languages", "Number of Languages").register()}
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}).collect(Collectors.toMap(data -> (String)data[0], data -> (Gauge) data[1]));
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public static void increaseValue(String name, int amount) {
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gauges.get(name).inc(amount);
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}
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public static void decreaseValue(String name, int amount) {
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gauges.get(name).dec(amount);
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}
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public static Integer getValue(String name) {
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return Double.valueOf(gauges.get(name).get()).intValue();
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}
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public static void calculateValue(String name, int amount) {
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Integer orig = getValue(name);
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int diff = orig - amount;
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if (diff != 0) {
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if (diff > 0) {
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decreaseValue(name, diff);
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} else {
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increaseValue(name, Math.abs(diff));
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}
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}
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}
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private final DatasetManager datasetManager;
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private final DataManagementPlanManager dataManagementPlanManager;
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private final DatasetProfileManager datasetProfileManager;
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private final UserManager userManager;
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private final Environment environment;
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@Autowired
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public MetricsManager(DatasetManager datasetManager, DataManagementPlanManager dataManagementPlanManager, DatasetProfileManager datasetProfileManager, UserManager userManager, Environment environment) {
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this.datasetManager = datasetManager;
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this.dataManagementPlanManager = dataManagementPlanManager;
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this.datasetProfileManager = datasetProfileManager;
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this.userManager = userManager;
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this.environment = environment;
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}
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@PostConstruct
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@Transactional
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@Scheduled(initialDelay = 1000 * 60 * 60, fixedDelay = 1000 * 60 * 60)
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public void init() throws IOException {
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logger.info("Start calculating Metrics");
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calculateValue("draftDMPs", (int) dataManagementPlanManager.countAllDrafts());
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calculateValue("finalizedDMPs", (int) dataManagementPlanManager.countAllFinalized());
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calculateValue("publishedDMPs", (int) dataManagementPlanManager.countAllPublished());
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calculateValue("doiedDMPs", (int) dataManagementPlanManager.countAllDoied());
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calculateValue("projects", (int) dataManagementPlanManager.countAllProjects());
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calculateValue("researchers", (int) dataManagementPlanManager.countAllResearchers());
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calculateValue("draftDatasets", (int) datasetManager.countAllDraft());
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calculateValue("finalizedDatasets", (int) datasetManager.countAllFinalized());
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calculateValue("publishedDatasets", (int) datasetManager.countAllPublic());
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calculateValue("doiedDatasets", (int) datasetManager.countAllWithDoi());
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calculateValue("totalTemplates", (int) datasetProfileManager.countAlldraft());
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calculateValue("activeTemplates", (int) datasetProfileManager.countAllFinalized());
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calculateValue("usedTemplates", (int) datasetProfileManager.countAllUsed());
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calculateValue("usersLoggedIn", userManager.countActiveUsers().intValue());
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long files = Files.list(Paths.get(this.environment.getProperty("userguide.path"))).count();
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calculateValue("languages", (int) files);
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logger.info("Metrics calculation Completed");
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}
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}
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