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knowledgepixels / nanopub-registry / 23244613129

18 Mar 2026 12:26PM UTC coverage: 30.259% (+0.05%) from 30.21%
23244613129

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github

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Merge pull request #85 from knowledgepixels/feature/remove-legacy-server-push

Stop pushing nanopubs to legacy server and skip test-instance peers

185 of 680 branches covered (27.21%)

Branch coverage included in aggregate %.

622 of 1987 relevant lines covered (31.3%)

5.28 hits per line

Source File
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0.0
src/main/java/com/knowledgepixels/registry/MainVerticle.java
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package com.knowledgepixels.registry;
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import com.mongodb.client.ClientSession;
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import io.micrometer.prometheus.PrometheusMeterRegistry;
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import io.vertx.core.AbstractVerticle;
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import io.vertx.core.Handler;
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import io.vertx.core.Promise;
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import io.vertx.core.http.HttpMethod;
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import io.vertx.core.http.HttpServer;
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import io.vertx.ext.web.Router;
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import io.vertx.ext.web.RoutingContext;
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import io.vertx.micrometer.PrometheusScrapingHandler;
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import io.vertx.micrometer.backends.BackendRegistries;
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import net.trustyuri.TrustyUriUtils;
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import org.eclipse.rdf4j.rio.RDFFormat;
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import org.eclipse.rdf4j.rio.Rio;
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import org.nanopub.MalformedNanopubException;
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import org.nanopub.Nanopub;
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import org.nanopub.NanopubImpl;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.util.concurrent.TimeUnit;
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import static com.knowledgepixels.registry.RegistryDB.has;
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import static com.knowledgepixels.registry.RegistryDB.isSet;
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public class MainVerticle extends AbstractVerticle {
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    private final Logger logger = LoggerFactory.getLogger(MainVerticle.class);
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    @Override
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    public void start(Promise<Void> startPromise) {
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        HttpServer server = vertx.createHttpServer();
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        Router router = Router.router(vertx);
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        server.requestHandler(router);
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        server.listen(9292);
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        router.route(HttpMethod.GET, "/agent*").handler(c -> {
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            // /agent/... | /agents | /agentAccounts
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            ListPage.show(c);
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        });
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        router.route(HttpMethod.GET, "/nanopubs*").handler(c -> ListPage.show(c));
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        router.route(HttpMethod.GET, "/list*").handler(c -> ListPage.show(c));
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        router.route(HttpMethod.GET, "/pubkeys*").handler(c -> ListPage.show(c));
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        router.route(HttpMethod.GET, "/np/").handler(c -> c.response().putHeader("Location", "/").setStatusCode(307).end());
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        router.route(HttpMethod.GET, "/np/*").handler(c -> NanopubPage.show(c));
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        router.route(HttpMethod.GET, "/get/").handler(c -> c.response().putHeader("Location", "/").setStatusCode(307).end());
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        router.route(HttpMethod.GET, "/get/*").handler(c -> NanopubPage.show(c, true));
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        router.route(HttpMethod.GET, "/debug/*").handler(c -> DebugPage.show(c));
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        router.route(HttpMethod.GET, "/style.css").handler(c -> ResourcePage.show(c, "style.css", "text/css"));
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        // Metrics
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        final var metricsHttpServer = vertx.createHttpServer();
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        final var metricsRouter = Router.router(vertx);
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        metricsHttpServer.requestHandler(metricsRouter).listen(9293);
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        final var metricsRegistry = (PrometheusMeterRegistry) BackendRegistries.getDefaultNow();
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        final var collector = new MetricsCollector(metricsRegistry);
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        metricsRouter.route("/metrics").handler(PrometheusScrapingHandler.create(metricsRegistry));
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        router.route(HttpMethod.GET, "/*").handler(c -> MainPage.show(c));
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        router.route(HttpMethod.HEAD, "/*").handler(c -> MainPage.show(c));
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        Handler<RoutingContext> postHandler = c -> {
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            c.request().bodyHandler(bh -> {
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                try {
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                    String contentType = c.request().getHeader("Content-Type");
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                    Nanopub np = null;
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                    try {
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                        np = new NanopubImpl(bh.toString(), Rio.getParserFormatForMIMEType(contentType).orElse(RDFFormat.TRIG));
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                    } catch (MalformedNanopubException ex) {
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                        ex.printStackTrace();
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                    }
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                    if (np != null) {
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                        try (ClientSession s = RegistryDB.getClient().startSession()) {
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                            String ac = TrustyUriUtils.getArtifactCode(np.getUri().toString());
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                            if (has(s, Collection.NANOPUBS.toString(), ac)) {
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                                logger.info("POST: known nanopub {}", ac);
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                            } else {
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                                logger.info("POST: new nanopub {}", ac);
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                                // TODO Run checks here whether we want to register this nanopub (considering quotas etc.)
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                                // Load to nanopub store:
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                                boolean success = RegistryDB.loadNanopub(s, np);
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                                if (!success)
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                                    throw new RuntimeException("Nanopublication not supported: " + np.getUri());
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                                // Load to lists, if applicable:
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                                NanopubLoader.simpleLoad(s, np);
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                            }
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                        }
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                    }
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                    c.response().setStatusCode(201);
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                } catch (Exception ex) {
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                    c.response().setStatusCode(400).setStatusMessage("Error processing nanopub: " + ex.getMessage());
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                } finally {
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                    c.response().end();
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                }
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            });
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        };
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        router.route(HttpMethod.POST, "/").handler(postHandler);
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        router.route(HttpMethod.POST, "/np/").handler(postHandler);
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        // INIT
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        vertx.executeBlocking(() -> {
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            logger.info("Starting DB initialization...");
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            RegistryDB.init();
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            new Thread(Task::runTasks).start();
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            return null;
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        }).onComplete(res -> logger.info("DB initialization finished"));
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        // Periodic metrics update
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        vertx.setPeriodic(1000, id -> collector.updateMetrics());
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        // SHUTDOWN
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        Runtime.getRuntime().addShutdownHook(new Thread(() -> {
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            try {
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                logger.info("Gracefully shutting down...");
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                RegistryDB.getClient().close();
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                vertx.close().toCompletionStage().toCompletableFuture().get(5, TimeUnit.SECONDS);
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                logger.info("Graceful shutdown completed");
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            } catch (Exception ex) {
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                logger.error("Graceful shutdown failed", ex);
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            }
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        }));
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    }
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}
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