chore: implement asynch. health-check for IDA metadata

1 files changed, 28 insertions, 4 deletions

diff --git a/modules/authmodule-eIDAS-v2/src/main/java/at/asitplus/eidas/specific/modules/auth/eidas/v2/idaustriaclient/provider/IdAustriaClientAuthHealthCheck.java b/modules/authmodule-eIDAS-v2/src/main/java/at/asitplus/eidas/specific/modules/auth/eidas/v2/idaustriaclient/provider/IdAustriaClientAuthHealthCheck.java
index b54b501d..32bbfa54 100644
--- a/modules/authmodule-eIDAS-v2/src/main/java/at/asitplus/eidas/specific/modules/auth/eidas/v2/idaustriaclient/provider/IdAustriaClientAuthHealthCheck.java
+++ b/modules/authmodule-eIDAS-v2/src/main/java/at/asitplus/eidas/specific/modules/auth/eidas/v2/idaustriaclient/provider/IdAustriaClientAuthHealthCheck.java
@@ -1,5 +1,11 @@
 package at.asitplus.eidas.specific.modules.auth.eidas.v2.idaustriaclient.provider;
 
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.Executors;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.TimeoutException;
+
 import org.apache.commons.lang3.StringUtils;
 import org.opensaml.saml.saml2.metadata.EntityDescriptor;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -21,6 +27,8 @@ import net.shibboleth.utilities.java.support.resolver.ResolverException;
 @Slf4j
 public class IdAustriaClientAuthHealthCheck implements HealthIndicator {
 
+  private static final int DEADLINE = 3;
+  
   @Autowired IConfiguration authConfig;
   @Autowired IdAustriaClientAuthMetadataProvider metadataService;
   
@@ -35,19 +43,35 @@ public class IdAustriaClientAuthHealthCheck implements HealthIndicator {
 
     }
     
+    CompletableFuture<Health> asynchTestOperation = new CompletableFuture<>();
+    Executors.newCachedThreadPool().submit(() -> runConnectionTest(asynchTestOperation, msNodeEntityID));    
+    try {
+      return asynchTestOperation.get(DEADLINE, TimeUnit.SECONDS);
+      
+    } catch (InterruptedException | ExecutionException | TimeoutException e) {
+      log.warn("Receive no respose from Health-Check after {} seconds.", DEADLINE, e);      
+      return Health.outOfService().withException(e).build();
+      
+    }
+
+    
+  }
+  
+  
+  private void runConnectionTest(CompletableFuture<Health> completableFuture, String entityId) {
     try {
       EntityDescriptor connectorMetadata = 
-          metadataService.getEntityDescriptor(msNodeEntityID);
+          metadataService.getEntityDescriptor(entityId);
       if (connectorMetadata != null) {
-        return Health.up().build();
+        completableFuture.complete(Health.up().build());
         
       } else {
-        return Health.outOfService().withDetail("Reason", "No SAML2 metadata").build();
+        completableFuture.complete(Health.outOfService().withDetail("Reason", "No SAML2 metadata").build());
         
       }
             
     } catch (ResolverException e) {
-      return Health.down(e).build();
+      completableFuture.complete(Health.down(e).build());
       
     }