Extra logging for nulls in LB client

Author: ssalinas

SingularityService/src/main/java/com/hubspot/singularity/hooks/LoadBalancerClient.java

@@ -96,6 +96,14 @@ public List<LoadBalancerUpstream> getUpstreamsForTasks(
     );
 
     for (SingularityTask task : tasks) {
+      // Temp logging to debug FAILED_INTERNAL_STATE issue
+      if (task == null || task.getMesosTask() == null) {
+        LOG.warn(
+          "Unable to get ports for task {}",
+          task,
+          new RuntimeException("For a stack trace")
+        );
+      }
       final Optional<Long> maybeLoadBalancerPort = MesosUtils.getPortByIndex(
         mesosProtosUtils.toResourceList(task.getMesosTask().getResources()),
         task.getTaskRequest().getDeploy().getLoadBalancerPortIndex().orElse(0)