chore(core): catch exceptions in Apache Ignite health-check implementation

1 files changed, 27 insertions, 18 deletions

diff --git a/modules/core_common_webapp/src/main/java/at/asitplus/eidas/specific/core/health/IgniteClusterHealthIndicator.java b/modules/core_common_webapp/src/main/java/at/asitplus/eidas/specific/core/health/IgniteClusterHealthIndicator.java
index 651f9125..d11bc5c8 100644
--- a/modules/core_common_webapp/src/main/java/at/asitplus/eidas/specific/core/health/IgniteClusterHealthIndicator.java
+++ b/modules/core_common_webapp/src/main/java/at/asitplus/eidas/specific/core/health/IgniteClusterHealthIndicator.java
@@ -22,30 +22,39 @@ public class IgniteClusterHealthIndicator implements HealthIndicator {
 
   @Override
   public Health health() {
-    final Ignite instance = igniteInstanceInitializerSpecificCommunication.getInstance();
+    try {
+      final Ignite instance = igniteInstanceInitializerSpecificCommunication.getInstance();
 
-    // check if Apache Ignite cluster is active
-    if (!instance.cluster().active()) {
-      return Health.outOfService().build();
+      // check if Apache Ignite cluster is active
+      if (!instance.cluster().active()) {
+        return Health.outOfService().build();
 
-    }
+      }
 
-    final Health.Builder healthBuilder;
-    // Status UP requires more than 1 node because MS-Connector and eIDAS-Node operations as
-    // micro-services
-    if (instance.cluster().nodes().size() > 1) {
-      healthBuilder = Health.up();
+      final Health.Builder healthBuilder;
+      // Status UP requires more than 1 node because MS-Connector and eIDAS-Node
+      // operations as
+      // micro-services
+      if (instance.cluster().nodes().size() > 1) {
+        healthBuilder = Health.up();
 
-    } else {
-      // Something looks wrong if only a single node was found because MS-Connector and eIDAS-Node
-      // operations as micro-services
-      healthBuilder = Health.outOfService();
+      } else {
+        // Something looks wrong if only a single node was found because MS-Connector
+        // and eIDAS-Node
+        // operations as micro-services
+        healthBuilder = Health.outOfService();
 
-    }
+      }
+
+      healthBuilder.withDetail("#Nodes", instance.cluster().nodes().size());
+      log.trace("Ignite state. #Nodes: {}", instance.cluster().nodes().size());
+      return healthBuilder.build();
 
-    healthBuilder.withDetail("#Nodes", instance.cluster().nodes().size());
-    log.trace("Ignite state. #Nodes: {}", instance.cluster().nodes().size());
-    return healthBuilder.build();
+    } catch (Exception e) {
+      log.warn("Apache Ignite Health-Check has an error", e);
+      return Health.outOfService().build();
+
+    }
 
   }