Use value from NetUtils

Author: winterhazel

plugins/integrations/kubernetes-service/src/main/java/com/cloud/kubernetes/cluster/KubernetesClusterManagerImpl.java

@@ -386,7 +386,7 @@ protected void validateIsolatedNetworkIpRules(long ipId, FirewallRule.Purpose pu
         List<FirewallRuleVO> rules = firewallRulesDao.listByIpPurposeProtocolAndNotRevoked(ipId, purpose, NetUtils.TCP_PROTO);
         for (FirewallRuleVO rule : rules) {
             int startPort = ObjectUtils.defaultIfNull(rule.getSourcePortStart(), 1);
-            int endPort = ObjectUtils.defaultIfNull(rule.getSourcePortEnd(), KubernetesClusterActionWorker.MAX_PORT);
+            int endPort = ObjectUtils.defaultIfNull(rule.getSourcePortEnd(), NetUtils.PORT_RANGE_MAX);
             if (logger.isDebugEnabled()) {
                 logger.debug(String.format("Validating rule with purpose: %s for network: %s with ports: %d-%d", purpose.toString(), network.getUuid(), startPort, endPort));
             }

plugins/integrations/kubernetes-service/src/main/java/com/cloud/kubernetes/cluster/actionworkers/KubernetesClusterActionWorker.java

@@ -106,7 +106,6 @@ public class KubernetesClusterActionWorker {
     public static final int DEFAULT_SSH_PORT = 22;
     public static final int CLUSTER_NODES_DEFAULT_START_SSH_PORT = 2222;
     public static final int CLUSTER_NODES_DEFAULT_SSH_PORT_SG = DEFAULT_SSH_PORT;
-    public static final int MAX_PORT = 65535;
 
     public static final String CKS_CLUSTER_SECURITY_GROUP_NAME = "CKSSecurityGroup";
     public static final String CKS_SECURITY_GROUP_DESCRIPTION = "Security group for CKS nodes";