Unblock SmallRye Health exposed routes

quarkusio · Jan 10, 2024 · fa055db · fa055db
1 parent 02471b8
commit fa055db
Show file tree

Hide file tree

Showing 14 changed files with 149 additions and 70 deletions.
diff --git a/.idea/icon.png b/.idea/icon.png
diff --git a/.idea/icon_dark.png b/.idea/icon_dark.png
diff --git a/.idea/runConfigurations/mvnDebug.xml b/.idea/runConfigurations/mvnDebug.xml
diff --git a/...ployment/src/main/java/io/quarkus/smallrye/health/deployment/SmallRyeHealthProcessor.java b/...ployment/src/main/java/io/quarkus/smallrye/health/deployment/SmallRyeHealthProcessor.java
@@ -5,7 +5,6 @@
 import java.io.InputStream;
 import java.nio.charset.StandardCharsets;
 import java.util.Collection;
-import java.util.HashSet;
 import java.util.List;
 import java.util.Optional;
 import java.util.Set;
@@ -217,7 +216,6 @@ public void defineHealthRoutes(BuildProducer<RouteBuildItem> routes,
                 .routeConfigKey("quarkus.smallrye-health.root-path")
                 .handler(new SmallRyeHealthHandler())
                 .displayOnNotFoundPage()
-                .blockingRoute()
                 .build());
 
         // Register the liveness handler
@@ -226,7 +224,6 @@ public void defineHealthRoutes(BuildProducer<RouteBuildItem> routes,
                 .nestedRoute(healthConfig.rootPath, healthConfig.livenessPath)
                 .handler(new SmallRyeLivenessHandler())
                 .displayOnNotFoundPage()
-                .blockingRoute()
                 .build());
 
         // Register the readiness handler
@@ -235,29 +232,14 @@ public void defineHealthRoutes(BuildProducer<RouteBuildItem> routes,
                 .nestedRoute(healthConfig.rootPath, healthConfig.readinessPath)
                 .handler(new SmallRyeReadinessHandler())
                 .displayOnNotFoundPage()
-                .blockingRoute()
                 .build());
 
-        // Find all health groups
-        Set<String> healthGroups = new HashSet<>();
-        // with simple @HealthGroup annotations
-        for (AnnotationInstance healthGroupAnnotation : index.getAnnotations(HEALTH_GROUP)) {
-            healthGroups.add(healthGroupAnnotation.value().asString());
-        }
-        // with @HealthGroups repeatable annotations
-        for (AnnotationInstance healthGroupsAnnotation : index.getAnnotations(HEALTH_GROUPS)) {
-            for (AnnotationInstance healthGroupAnnotation : healthGroupsAnnotation.value().asNestedArray()) {
-                healthGroups.add(healthGroupAnnotation.value().asString());
-            }
-        }
-
         // Register the health group handlers
         routes.produce(nonApplicationRootPathBuildItem.routeBuilder()
                 .management("quarkus.smallrye-health.management.enabled")
                 .nestedRoute(healthConfig.rootPath, healthConfig.groupPath)
                 .handler(new SmallRyeHealthGroupHandler())
                 .displayOnNotFoundPage()
-                .blockingRoute()
                 .build());
 
         SmallRyeIndividualHealthGroupHandler handler = new SmallRyeIndividualHealthGroupHandler();
@@ -266,7 +248,6 @@ public void defineHealthRoutes(BuildProducer<RouteBuildItem> routes,
                 .nestedRoute(healthConfig.rootPath, healthConfig.groupPath + "/*")
                 .handler(handler)
                 .displayOnNotFoundPage()
-                .blockingRoute()
                 .build());
 
         // Register the wellness handler
@@ -275,7 +256,6 @@ public void defineHealthRoutes(BuildProducer<RouteBuildItem> routes,
                 .nestedRoute(healthConfig.rootPath, healthConfig.wellnessPath)
                 .handler(new SmallRyeWellnessHandler())
                 .displayOnNotFoundPage()
-                .blockingRoute()
                 .build());
 
         // Register the startup handler
@@ -284,7 +264,6 @@ public void defineHealthRoutes(BuildProducer<RouteBuildItem> routes,
                 .nestedRoute(healthConfig.rootPath, healthConfig.startupPath)
                 .handler(new SmallRyeStartupHandler())
                 .displayOnNotFoundPage()
-                .blockingRoute()
                 .build());
 
     }

diff --git a/...lth/deployment/src/test/java/io/quarkus/smallrye/health/test/BlockingNonBlockingTest.java b/...lth/deployment/src/test/java/io/quarkus/smallrye/health/test/BlockingNonBlockingTest.java
@@ -0,0 +1,105 @@
+package io.quarkus.smallrye.health.test;
+
+import static org.hamcrest.Matchers.contains;
+import static org.hamcrest.Matchers.is;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+
+import java.util.logging.Level;
+import java.util.logging.LogRecord;
+
+import jakarta.enterprise.context.ApplicationScoped;
+import jakarta.enterprise.event.Observes;
+import jakarta.inject.Inject;
+
+import org.eclipse.microprofile.health.HealthCheck;
+import org.eclipse.microprofile.health.HealthCheckResponse;
+import org.eclipse.microprofile.health.Liveness;
+import org.jboss.shrinkwrap.api.asset.EmptyAsset;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.RegisterExtension;
+
+import io.quarkus.runtime.StartupEvent;
+import io.quarkus.test.InMemoryLogHandler;
+import io.quarkus.test.QuarkusUnitTest;
+import io.restassured.RestAssured;
+import io.restassured.parsing.Parser;
+import io.smallrye.common.annotation.Blocking;
+import io.smallrye.health.SmallRyeHealthReporter;
+
+public class BlockingNonBlockingTest {
+
+    private static final java.util.logging.Logger rootLogger = java.util.logging.LogManager.getLogManager()
+            .getLogger("io.vertx.core");
+    private static final InMemoryLogHandler inMemoryLogHandler = new InMemoryLogHandler(
+            record -> record.getLevel().intValue() >= Level.WARNING.intValue());
+
+    @BeforeEach
+    public void setLogHandler() {
+        inMemoryLogHandler.getRecords().clear();
+        rootLogger.addHandler(inMemoryLogHandler);
+    }
+
+    @RegisterExtension
+    static final QuarkusUnitTest config = new QuarkusUnitTest()
+            .withApplicationRoot((jar) -> jar
+                    .addClasses(BlockingHealthCheck.class, StartupBean.class)
+                    .addAsManifestResource(EmptyAsset.INSTANCE, "beans.xml"));
+
+    @Test
+    public void testRegisterHealthOnBlockingThreadStep1() {
+        // wait for the initial startup health call to finish
+        try {
+            Thread.sleep(5000);
+        } catch (InterruptedException e) {
+            throw new RuntimeException(e);
+        }
+
+        try {
+            RestAssured.defaultParser = Parser.JSON;
+            // repeat the call a few times since the block isn't always logged
+            for (int i = 0; i < 3; i++) {
+                RestAssured.when().get("/q/health").then()
+                        .body("status", is("UP"),
+                                "checks.status", contains("UP"),
+                                "checks.name", contains("blocking"));
+            }
+        } finally {
+            RestAssured.reset();
+        }
+
+        if (!inMemoryLogHandler.getRecords().isEmpty()) {
+            LogRecord logRecord = inMemoryLogHandler.getRecords().get(0);
+            assertEquals(Level.WARNING, logRecord.getLevel());
+            assertFalse(logRecord.getMessage().contains("has been blocked for"),
+                    "The blocking health check ran on eventloop thread");
+        }
+    }
+
+    @Liveness
+    static final class BlockingHealthCheck implements HealthCheck {
+        @Override
+        public HealthCheckResponse call() {
+            // block for 3s which is more than allowed default blocking duration of eventloop (2s)
+            try {
+                Thread.sleep(3000);
+            } catch (InterruptedException e) {
+                throw new RuntimeException(e);
+            }
+            return HealthCheckResponse.up("blocking");
+        }
+    }
+
+    @ApplicationScoped
+    static final class StartupBean {
+
+        @Inject
+        SmallRyeHealthReporter smallRyeHealthReporter;
+
+        @Blocking
+        public void startup(@Observes StartupEvent event) {
+            smallRyeHealthReporter.getHealth();
+        }
+    }
+}
diff --git a/...time/src/main/java/io/quarkus/smallrye/health/runtime/QuarkusAsyncHealthCheckFactory.java b/...time/src/main/java/io/quarkus/smallrye/health/runtime/QuarkusAsyncHealthCheckFactory.java
@@ -5,7 +5,6 @@
 import org.eclipse.microprofile.health.HealthCheck;
 import org.eclipse.microprofile.health.HealthCheckResponse;
 
-import io.quarkus.runtime.BlockingOperationControl;
 import io.smallrye.health.AsyncHealthCheckFactory;
 import io.smallrye.health.api.AsyncHealthCheck;
 import io.smallrye.mutiny.Uni;
@@ -28,14 +27,12 @@ public QuarkusAsyncHealthCheckFactory(Vertx vertx) {
     @Override
     public Uni<HealthCheckResponse> callSync(HealthCheck healthCheck) {
         Uni<HealthCheckResponse> healthCheckResponseUni = super.callSync(healthCheck);
-        return BlockingOperationControl.isBlockingAllowed() ? healthCheckResponseUni
-                : healthCheckResponseUni.runSubscriptionOn(MutinyHelper.blockingExecutor(vertx, false));
+        return healthCheckResponseUni.runSubscriptionOn(MutinyHelper.blockingExecutor(vertx, false));
     }
 
     @Override
     public Uni<HealthCheckResponse> callAsync(AsyncHealthCheck asyncHealthCheck) {
         Uni<HealthCheckResponse> healthCheckResponseUni = super.callAsync(asyncHealthCheck);
-        return !BlockingOperationControl.isBlockingAllowed() ? healthCheckResponseUni
-                : healthCheckResponseUni.runSubscriptionOn(MutinyHelper.executor(vertx));
+        return healthCheckResponseUni.runSubscriptionOn(MutinyHelper.executor(vertx));
     }
 }
diff --git a/.../runtime/src/main/java/io/quarkus/smallrye/health/runtime/SmallRyeHealthGroupHandler.java b/.../runtime/src/main/java/io/quarkus/smallrye/health/runtime/SmallRyeHealthGroupHandler.java
@@ -2,12 +2,13 @@
 
 import io.smallrye.health.SmallRyeHealth;
 import io.smallrye.health.SmallRyeHealthReporter;
+import io.smallrye.mutiny.Uni;
 import io.vertx.ext.web.RoutingContext;
 
 public class SmallRyeHealthGroupHandler extends SmallRyeHealthHandlerBase {
 
     @Override
-    protected SmallRyeHealth getHealth(SmallRyeHealthReporter reporter, RoutingContext ctx) {
-        return reporter.getHealthGroups();
+    protected Uni<SmallRyeHealth> getHealth(SmallRyeHealthReporter reporter, RoutingContext ctx) {
+        return reporter.getHealthGroupsAsync();
     }
 }
diff --git a/...ealth/runtime/src/main/java/io/quarkus/smallrye/health/runtime/SmallRyeHealthHandler.java b/...ealth/runtime/src/main/java/io/quarkus/smallrye/health/runtime/SmallRyeHealthHandler.java
@@ -2,12 +2,13 @@
 
 import io.smallrye.health.SmallRyeHealth;
 import io.smallrye.health.SmallRyeHealthReporter;
+import io.smallrye.mutiny.Uni;
 import io.vertx.ext.web.RoutingContext;
 
 public class SmallRyeHealthHandler extends SmallRyeHealthHandlerBase {
 
     @Override
-    protected SmallRyeHealth getHealth(SmallRyeHealthReporter reporter, RoutingContext ctx) {
-        return reporter.getHealth();
+    protected Uni<SmallRyeHealth> getHealth(SmallRyeHealthReporter reporter, RoutingContext ctx) {
+        return reporter.getHealthAsync();
     }
 }
diff --git a/...h/runtime/src/main/java/io/quarkus/smallrye/health/runtime/SmallRyeHealthHandlerBase.java b/...h/runtime/src/main/java/io/quarkus/smallrye/health/runtime/SmallRyeHealthHandlerBase.java
@@ -10,15 +10,19 @@
 import io.quarkus.vertx.http.runtime.security.QuarkusHttpUser;
 import io.smallrye.health.SmallRyeHealth;
 import io.smallrye.health.SmallRyeHealthReporter;
+import io.smallrye.mutiny.Uni;
+import io.smallrye.mutiny.vertx.MutinyHelper;
+import io.vertx.core.Context;
 import io.vertx.core.Handler;
+import io.vertx.core.Vertx;
 import io.vertx.core.buffer.Buffer;
 import io.vertx.core.http.HttpHeaders;
 import io.vertx.core.http.HttpServerResponse;
 import io.vertx.ext.web.RoutingContext;
 
 abstract class SmallRyeHealthHandlerBase implements Handler<RoutingContext> {
 
-    protected abstract SmallRyeHealth getHealth(SmallRyeHealthReporter reporter, RoutingContext routingContext);
+    protected abstract Uni<SmallRyeHealth> getHealth(SmallRyeHealthReporter reporter, RoutingContext routingContext);
 
     @Override
     public void handle(RoutingContext ctx) {
@@ -41,19 +45,21 @@ private void doHandle(RoutingContext ctx) {
             Arc.container().instance(CurrentIdentityAssociation.class).get().setIdentity(user.getSecurityIdentity());
         }
         SmallRyeHealthReporter reporter = Arc.container().instance(SmallRyeHealthReporter.class).get();
-        SmallRyeHealth health = getHealth(reporter, ctx);
-        HttpServerResponse resp = ctx.response();
-        if (health.isDown()) {
-            resp.setStatusCode(503);
-        }
-        resp.headers().set(HttpHeaders.CONTENT_TYPE, "application/json; charset=UTF-8");
-        Buffer buffer = Buffer.buffer(256); // this size seems to cover the basic health checks
-        try (BufferOutputStream outputStream = new BufferOutputStream(buffer);) {
-            reporter.reportHealth(outputStream, health);
-            resp.end(buffer);
-        } catch (IOException e) {
-            throw new UncheckedIOException(e);
-        }
+        Context context = Vertx.currentContext();
+        getHealth(reporter, ctx).emitOn(MutinyHelper.executor(context))
+                .subscribe().with(health -> {
+                    HttpServerResponse resp = ctx.response();
+                    if (health.isDown()) {
+                        resp.setStatusCode(503);
+                    }
+                    resp.headers().set(HttpHeaders.CONTENT_TYPE, "application/json; charset=UTF-8");
+                    Buffer buffer = Buffer.buffer(256); // this size seems to cover the basic health checks
+                    try (BufferOutputStream outputStream = new BufferOutputStream(buffer);) {
+                        reporter.reportHealth(outputStream, health);
+                        resp.end(buffer);
+                    } catch (IOException e) {
+                        throw new UncheckedIOException(e);
+                    }
+                });
     }
-
 }
diff --git a/...rc/main/java/io/quarkus/smallrye/health/runtime/SmallRyeIndividualHealthGroupHandler.java b/...rc/main/java/io/quarkus/smallrye/health/runtime/SmallRyeIndividualHealthGroupHandler.java
@@ -2,13 +2,14 @@
 
 import io.smallrye.health.SmallRyeHealth;
 import io.smallrye.health.SmallRyeHealthReporter;
+import io.smallrye.mutiny.Uni;
 import io.vertx.ext.web.RoutingContext;
 
 public class SmallRyeIndividualHealthGroupHandler extends SmallRyeHealthHandlerBase {
 
     @Override
-    protected SmallRyeHealth getHealth(SmallRyeHealthReporter reporter, RoutingContext ctx) {
+    protected Uni<SmallRyeHealth> getHealth(SmallRyeHealthReporter reporter, RoutingContext ctx) {
         String group = ctx.normalizedPath().substring(ctx.normalizedPath().lastIndexOf("/") + 1);
-        return reporter.getHealthGroup(group);
+        return reporter.getHealthGroupAsync(group);
     }
 }
diff --git a/...lth/runtime/src/main/java/io/quarkus/smallrye/health/runtime/SmallRyeLivenessHandler.java b/...lth/runtime/src/main/java/io/quarkus/smallrye/health/runtime/SmallRyeLivenessHandler.java
@@ -2,12 +2,13 @@
 
 import io.smallrye.health.SmallRyeHealth;
 import io.smallrye.health.SmallRyeHealthReporter;
+import io.smallrye.mutiny.Uni;
 import io.vertx.ext.web.RoutingContext;
 
 public class SmallRyeLivenessHandler extends SmallRyeHealthHandlerBase {
 
     @Override
-    protected SmallRyeHealth getHealth(SmallRyeHealthReporter reporter, RoutingContext ctx) {
-        return reporter.getLiveness();
+    protected Uni<SmallRyeHealth> getHealth(SmallRyeHealthReporter reporter, RoutingContext ctx) {
+        return reporter.getLivenessAsync();
     }
 }
diff --git a/...th/runtime/src/main/java/io/quarkus/smallrye/health/runtime/SmallRyeReadinessHandler.java b/...th/runtime/src/main/java/io/quarkus/smallrye/health/runtime/SmallRyeReadinessHandler.java
@@ -2,12 +2,13 @@
 
 import io.smallrye.health.SmallRyeHealth;
 import io.smallrye.health.SmallRyeHealthReporter;
+import io.smallrye.mutiny.Uni;
 import io.vertx.ext.web.RoutingContext;
 
 public class SmallRyeReadinessHandler extends SmallRyeHealthHandlerBase {
 
     @Override
-    protected SmallRyeHealth getHealth(SmallRyeHealthReporter reporter, RoutingContext routingContext) {
-        return reporter.getReadiness();
+    protected Uni<SmallRyeHealth> getHealth(SmallRyeHealthReporter reporter, RoutingContext ctx) {
+        return reporter.getReadinessAsync();
     }
 }
diff --git a/...alth/runtime/src/main/java/io/quarkus/smallrye/health/runtime/SmallRyeStartupHandler.java b/...alth/runtime/src/main/java/io/quarkus/smallrye/health/runtime/SmallRyeStartupHandler.java
@@ -2,12 +2,13 @@
 
 import io.smallrye.health.SmallRyeHealth;
 import io.smallrye.health.SmallRyeHealthReporter;
+import io.smallrye.mutiny.Uni;
 import io.vertx.ext.web.RoutingContext;
 
 public class SmallRyeStartupHandler extends SmallRyeHealthHandlerBase {
 
     @Override
-    protected SmallRyeHealth getHealth(SmallRyeHealthReporter reporter, RoutingContext routingContext) {
-        return reporter.getStartup();
+    protected Uni<SmallRyeHealth> getHealth(SmallRyeHealthReporter reporter, RoutingContext ctx) {
+        return reporter.getStartupAsync();
     }
 }
diff --git a/...lth/runtime/src/main/java/io/quarkus/smallrye/health/runtime/SmallRyeWellnessHandler.java b/...lth/runtime/src/main/java/io/quarkus/smallrye/health/runtime/SmallRyeWellnessHandler.java
@@ -2,12 +2,13 @@
 
 import io.smallrye.health.SmallRyeHealth;
 import io.smallrye.health.SmallRyeHealthReporter;
+import io.smallrye.mutiny.Uni;
 import io.vertx.ext.web.RoutingContext;
 
 public class SmallRyeWellnessHandler extends SmallRyeHealthHandlerBase {
 
     @Override
-    protected SmallRyeHealth getHealth(SmallRyeHealthReporter reporter, RoutingContext routingContext) {
-        return reporter.getWellness();
+    protected Uni<SmallRyeHealth> getHealth(SmallRyeHealthReporter reporter, RoutingContext ctx) {
+        return reporter.getWellnessAsync();
     }
 }