Fix sample stopping after 1 minute. (#204)

Signed-off-by: Attila Mészáros <a_meszaros@apple.com>

Author: csviri

samples/spring-boot-auto-config/pom.xml

@@ -18,6 +18,11 @@
       <groupId>io.javaoperatorsdk</groupId>
       <artifactId>operator-framework-spring-boot-starter</artifactId>
     </dependency>
+    <!-- without this, the app exits after 1 minute  -->
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-starter-web</artifactId>
+    </dependency>
     <dependency>
       <groupId>io.javaoperatorsdk</groupId>
       <artifactId>operator-framework-spring-boot-starter-samples-common</artifactId>

starter/src/main/java/io/javaoperatorsdk/operator/springboot/starter/OperatorHealthIndicator.java

@@ -1,5 +1,7 @@
 package io.javaoperatorsdk.operator.springboot.starter;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.boot.actuate.health.AbstractHealthIndicator;
 import org.springframework.boot.actuate.health.Health;
 import org.springframework.stereotype.Component;
@@ -12,6 +14,8 @@ public class OperatorHealthIndicator extends AbstractHealthIndicator {
 
   private final Operator operator;
 
+  private final static Logger log = LoggerFactory.getLogger(OperatorHealthIndicator.class);
+
   public OperatorHealthIndicator(final Operator operator) {
     super("OperatorSDK health check failed");
     Assert.notNull(operator, "OperatorSDK Operator not initialized");
@@ -21,6 +25,7 @@ public OperatorHealthIndicator(final Operator operator) {
   @Override
   protected void doHealthCheck(Health.Builder builder) {
     final var runtimeInfo = operator.getRuntimeInfo();
+    log.debug("Executing health check for {}", runtimeInfo);
     if (runtimeInfo.isStarted()) {
       final boolean[] healthy = {true};
       runtimeInfo.getRegisteredControllers().forEach(rc -> {
@@ -33,12 +38,14 @@ protected void doHealthCheck(Health.Builder builder) {
           builder.withDetail(name, "unhealthy: " + String.join(", ", unhealthy.keySet()));
         }
       });
+      log.debug("Healthy: {}", healthy[0]);
       if (healthy[0]) {
         builder.up();
       } else {
         builder.down();
       }
     } else {
+      log.debug("Healthy: unknown");
       builder.unknown();
     }
   }