log bootnodes and static nodes list at debug level (besu-eth#6273)

* log bootnodes and static nodes list at debug level

Signed-off-by: Sally MacFarlane <macfarla.github@gmail.com>

* log if zero bootnodes

Signed-off-by: Sally MacFarlane <macfarla.github@gmail.com>

* null safeguards

Signed-off-by: Sally MacFarlane <macfarla.github@gmail.com>

---------

Signed-off-by: Sally MacFarlane <macfarla.github@gmail.com>
Signed-off-by: jflo <justin+github@florentine.us>

Author: macfarla

besu/src/main/java/org/hyperledger/besu/cli/BesuCommand.java

@@ -2120,8 +2120,6 @@ private void configure() throws Exception {
     instantiateSignatureAlgorithmFactory();
 
     logger.info(generateConfigurationOverview());
-    logger.info("Connecting to {} static nodes.", staticNodes.size());
-    logger.trace("Static Nodes = {}", staticNodes);
     logger.info("Security Module: {}", securityModuleName);
   }
 
@@ -3119,9 +3117,14 @@ private EthNetworkConfig updateNetworkConfig(final NetworkName network) {
     if (listBootNodes != null) {
       if (!p2PDiscoveryOptionGroup.peerDiscoveryEnabled) {
         logger.warn("Discovery disabled: bootnodes will be ignored.");
+      } else {
+        logger.info("Configured {} bootnodes.", listBootNodes.size());
+        logger.debug("Bootnodes = {}", listBootNodes);
       }
       DiscoveryConfiguration.assertValidBootnodes(listBootNodes);
       builder.setBootNodes(listBootNodes);
+    } else {
+      logger.info("0 Bootnodes configured");
     }
     return builder.build();
   }
@@ -3224,7 +3227,11 @@ private Set<EnodeURL> loadStaticNodes() throws IOException {
       staticNodesPath = dataDir().resolve(staticNodesFilename);
     }
     logger.debug("Static Nodes file: {}", staticNodesPath);
-    return StaticNodesParser.fromPath(staticNodesPath, getEnodeDnsConfiguration());
+    final Set<EnodeURL> staticNodes =
+        StaticNodesParser.fromPath(staticNodesPath, getEnodeDnsConfiguration());
+    logger.info("Connecting to {} static nodes.", staticNodes.size());
+    logger.debug("Static Nodes = {}", staticNodes);
+    return staticNodes;
   }
 
   private List<EnodeURL> buildEnodes(