21170335183

Committed 20 Jan 2026 11:47AM UTC coverage: 18.999% (+0.2%) from 18.824%

Build # 21170335183

Build Type

push

github

Committed by

ashleycaselli

Commit Message

refactor(MainVerticle): streamline route handlers and improve logging

Run Details

96 of 586 branches covered (16.38%)

Branch coverage included in aggregate %.

352 of 1772 relevant lines covered (19.86%)

3.63 hits per line

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0.0

src/main/java/com/knowledgepixels/registry/MainVerticle.java

package com.knowledgepixels.registry;

import com.mongodb.client.ClientSession;
import io.micrometer.prometheus.PrometheusMeterRegistry;
import io.vertx.core.AbstractVerticle;
import io.vertx.core.Handler;
import io.vertx.core.Promise;
import io.vertx.core.http.HttpMethod;
import io.vertx.core.http.HttpServer;
import io.vertx.ext.web.Router;
import io.vertx.ext.web.RoutingContext;
import io.vertx.micrometer.PrometheusScrapingHandler;
import io.vertx.micrometer.backends.BackendRegistries;
import net.trustyuri.TrustyUriUtils;
import org.eclipse.rdf4j.rio.RDFFormat;
import org.eclipse.rdf4j.rio.Rio;
import org.nanopub.MalformedNanopubException;
import org.nanopub.Nanopub;
import org.nanopub.NanopubImpl;
import org.nanopub.extra.server.PublishNanopub;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.concurrent.TimeUnit;

import static com.knowledgepixels.registry.RegistryDB.has;
import static com.knowledgepixels.registry.RegistryDB.isSet;

public class MainVerticle extends AbstractVerticle {

    private final Logger logger = LoggerFactory.getLogger(MainVerticle.class);

    @Override
    public void start(Promise<Void> startPromise) {
        HttpServer server = vertx.createHttpServer();
        Router router = Router.router(vertx);
        server.requestHandler(router);
        server.listen(9292);
        router.route(HttpMethod.GET, "/agent*").handler(c -> {
            // /agent/... | /agents | /agentAccounts
            ListPage.show(c);
        });
        router.route(HttpMethod.GET, "/nanopubs*").handler(c -> ListPage.show(c));
        router.route(HttpMethod.GET, "/list*").handler(c -> ListPage.show(c));
        router.route(HttpMethod.GET, "/pubkeys*").handler(c -> ListPage.show(c));
        router.route(HttpMethod.GET, "/np/").handler(c -> c.response().putHeader("Location", "/").setStatusCode(307).end());
        router.route(HttpMethod.GET, "/np/*").handler(c -> NanopubPage.show(c));
        router.route(HttpMethod.GET, "/debug/*").handler(c -> DebugPage.show(c));
        router.route(HttpMethod.GET, "/style.css").handler(c -> ResourcePage.show(c, "style.css", "text/css"));

        // Metrics
        final var metricsHttpServer = vertx.createHttpServer();
        final var metricsRouter = Router.router(vertx);
        metricsHttpServer.requestHandler(metricsRouter).listen(9293);

        final var metricsRegistry = (PrometheusMeterRegistry) BackendRegistries.getDefaultNow();
        final var collector = new MetricsCollector(metricsRegistry);
        metricsRouter.route("/metrics").handler(PrometheusScrapingHandler.create(metricsRegistry));

        router.route(HttpMethod.GET, "/*").handler(c -> MainPage.show(c));
        router.route(HttpMethod.HEAD, "/*").handler(c -> MainPage.show(c));

        Handler<RoutingContext> postHandler = c -> {
            c.request().bodyHandler(bh -> {
                try {
                    String contentType = c.request().getHeader("Content-Type");
                    Nanopub np = null;
                    try {
                        np = new NanopubImpl(bh.toString(), Rio.getParserFormatForMIMEType(contentType).orElse(RDFFormat.TRIG));
                    } catch (MalformedNanopubException ex) {
                        ex.printStackTrace();
                    }
                    if (np != null) {
                        try (ClientSession s = RegistryDB.getClient().startSession()) {
                            String ac = TrustyUriUtils.getArtifactCode(np.getUri().toString());
                            if (has(s, Collection.NANOPUBS.toString(), ac)) {
                                logger.info("POST: known nanopub {}", ac);
                            } else {
                                logger.info("POST: new nanopub {}", ac);

                                // TODO Run checks here whether we want to register this nanopub (considering quotas etc.)

                                // Load to nanopub store:
                                boolean success = RegistryDB.loadNanopub(s, np);
                                if (!success)
                                    throw new RuntimeException("Nanopublication not supported: " + np.getUri());
                                // Load to lists, if applicable:
                                NanopubLoader.simpleLoad(s, np);

                                if (!isSet(s, Collection.SERVER_INFO.toString(), "testInstance")) {
                                    // Here we publish it also to the first-generation services, so they know about it too:
                                    // TODO Remove this at some point
                                    try {
                                        new PublishNanopub().publishNanopub(np, "https://np.knowledgepixels.com/");
                                    } catch (Exception ex) {
                                        ex.printStackTrace();
                                    }
                                }
                            }
                        }
                    }
                    c.response().setStatusCode(201);
                } catch (Exception ex) {
                    c.response().setStatusCode(400).setStatusMessage("Error processing nanopub: " + ex.getMessage());
                } finally {
                    c.response().end();
                }
            });
        };
        router.route(HttpMethod.POST, "/").handler(postHandler);
        router.route(HttpMethod.POST, "/np/").handler(postHandler);

        // INIT
        vertx.executeBlocking(() -> {
            logger.info("Starting DB initialization...");
            RegistryDB.init();

            new Thread(Task::runTasks).start();

            return null;
        }).onComplete(res -> logger.info("DB initialization finished"));

        // Periodic metrics update
        vertx.setPeriodic(1000, id -> collector.updateMetrics());

        // SHUTDOWN
        Runtime.getRuntime().addShutdownHook(new Thread(() -> {
            try {
                logger.info("Gracefully shutting down...");
                RegistryDB.getClient().close();
                vertx.close().toCompletionStage().toCompletableFuture().get(5, TimeUnit.SECONDS);
                logger.info("Graceful shutdown completed");
            } catch (Exception ex) {
                logger.error("Graceful shutdown failed", ex);
            }
        }));

    }

}

1	package com.knowledgepixels.registry;
2
3	import com.mongodb.client.ClientSession;
4	import io.micrometer.prometheus.PrometheusMeterRegistry;
5	import io.vertx.core.AbstractVerticle;
6	import io.vertx.core.Handler;
7	import io.vertx.core.Promise;
8	import io.vertx.core.http.HttpMethod;
9	import io.vertx.core.http.HttpServer;
10	import io.vertx.ext.web.Router;
11	import io.vertx.ext.web.RoutingContext;
12	import io.vertx.micrometer.PrometheusScrapingHandler;
13	import io.vertx.micrometer.backends.BackendRegistries;
14	import net.trustyuri.TrustyUriUtils;
15	import org.eclipse.rdf4j.rio.RDFFormat;
16	import org.eclipse.rdf4j.rio.Rio;
17	import org.nanopub.MalformedNanopubException;
18	import org.nanopub.Nanopub;
19	import org.nanopub.NanopubImpl;
20	import org.nanopub.extra.server.PublishNanopub;
21	import org.slf4j.Logger;
22	import org.slf4j.LoggerFactory;
23
24	import java.util.concurrent.TimeUnit;
25
26	import static com.knowledgepixels.registry.RegistryDB.has;
27	import static com.knowledgepixels.registry.RegistryDB.isSet;
28
29	public class MainVerticle extends AbstractVerticle {	×
30
31	private final Logger logger = LoggerFactory.getLogger(MainVerticle.class);	×
32
33	@Override
34	public void start(Promise<Void> startPromise) {
35	HttpServer server = vertx.createHttpServer();	×
36	Router router = Router.router(vertx);	×
37	server.requestHandler(router);	×
38	server.listen(9292);	×
39	router.route(HttpMethod.GET, "/agent*").handler(c -> {	×
40	// /agent/... \| /agents \| /agentAccounts
41	ListPage.show(c);	×
42	});	×
43	router.route(HttpMethod.GET, "/nanopubs*").handler(c -> ListPage.show(c));	×
44	router.route(HttpMethod.GET, "/list*").handler(c -> ListPage.show(c));	×
45	router.route(HttpMethod.GET, "/pubkeys*").handler(c -> ListPage.show(c));	×
46	router.route(HttpMethod.GET, "/np/").handler(c -> c.response().putHeader("Location", "/").setStatusCode(307).end());	×
47	router.route(HttpMethod.GET, "/np/*").handler(c -> NanopubPage.show(c));	×
48	router.route(HttpMethod.GET, "/debug/*").handler(c -> DebugPage.show(c));	×
49	router.route(HttpMethod.GET, "/style.css").handler(c -> ResourcePage.show(c, "style.css", "text/css"));	×
50
51	// Metrics
52	final var metricsHttpServer = vertx.createHttpServer();	×
53	final var metricsRouter = Router.router(vertx);	×
54	metricsHttpServer.requestHandler(metricsRouter).listen(9293);	×
55
56	final var metricsRegistry = (PrometheusMeterRegistry) BackendRegistries.getDefaultNow();	×
57	final var collector = new MetricsCollector(metricsRegistry);	×
58	metricsRouter.route("/metrics").handler(PrometheusScrapingHandler.create(metricsRegistry));	×
59
60	router.route(HttpMethod.GET, "/*").handler(c -> MainPage.show(c));	×
61	router.route(HttpMethod.HEAD, "/*").handler(c -> MainPage.show(c));	×
62
63	Handler<RoutingContext> postHandler = c -> {	×
64	c.request().bodyHandler(bh -> {	×
65	try {
66	String contentType = c.request().getHeader("Content-Type");	×
67	Nanopub np = null;	×
68	try {
69	np = new NanopubImpl(bh.toString(), Rio.getParserFormatForMIMEType(contentType).orElse(RDFFormat.TRIG));	×
70	} catch (MalformedNanopubException ex) {	×
71	ex.printStackTrace();	×
72	}	×
73	if (np != null) {	×
74	try (ClientSession s = RegistryDB.getClient().startSession()) {	×
75	String ac = TrustyUriUtils.getArtifactCode(np.getUri().toString());	×
76	if (has(s, Collection.NANOPUBS.toString(), ac)) {	×
77	logger.info("POST: known nanopub {}", ac);	×
78	} else {
79	logger.info("POST: new nanopub {}", ac);	×
80
81	// TODO Run checks here whether we want to register this nanopub (considering quotas etc.)
82
83	// Load to nanopub store:
84	boolean success = RegistryDB.loadNanopub(s, np);	×
85	if (!success)	×
86	throw new RuntimeException("Nanopublication not supported: " + np.getUri());	×
87	// Load to lists, if applicable:
88	NanopubLoader.simpleLoad(s, np);	×
89
90	if (!isSet(s, Collection.SERVER_INFO.toString(), "testInstance")) {	×
91	// Here we publish it also to the first-generation services, so they know about it too:
92	// TODO Remove this at some point
93	try {
94	new PublishNanopub().publishNanopub(np, "https://np.knowledgepixels.com/");	×
95	} catch (Exception ex) {	×
96	ex.printStackTrace();	×
97	}	×
98	}
99	}
100	}
101	}
102	c.response().setStatusCode(201);	×
103	} catch (Exception ex) {	×
104	c.response().setStatusCode(400).setStatusMessage("Error processing nanopub: " + ex.getMessage());	×
105	} finally {
106	c.response().end();	×
107	}
108	});	×
109	};	×
110	router.route(HttpMethod.POST, "/").handler(postHandler);	×
111	router.route(HttpMethod.POST, "/np/").handler(postHandler);	×
112
113	// INIT
114	vertx.executeBlocking(() -> {	×
115	logger.info("Starting DB initialization...");	×
116	RegistryDB.init();	×
117
118	new Thread(Task::runTasks).start();	×
119
120	return null;	×
121	}).onComplete(res -> logger.info("DB initialization finished"));	×
122
123	// Periodic metrics update
124	vertx.setPeriodic(1000, id -> collector.updateMetrics());	×
125
126	// SHUTDOWN
127	Runtime.getRuntime().addShutdownHook(new Thread(() -> {	×
128	try {
129	logger.info("Gracefully shutting down...");	×
130	RegistryDB.getClient().close();	×
131	vertx.close().toCompletionStage().toCompletableFuture().get(5, TimeUnit.SECONDS);	×
132	logger.info("Graceful shutdown completed");	×
133	} catch (Exception ex) {	×
134	logger.error("Graceful shutdown failed", ex);	×
135	}	×
136	}));	×
137
138	}	×
139
140	}

knowledgepixels / nanopub-registry / 21170335183

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