From 3609f0ff283bd4189dba2189327ecdb738662ba3 Mon Sep 17 00:00:00 2001
From: Jeremy Nicklas <jnicklas@osc.edu>
Date: Mon, 23 Apr 2018 10:36:55 -0400
Subject: [PATCH] add debug statements

---
 CHANGELOG.md           |  3 +++
 template/script.sh.erb | 11 +++++++++++
 2 files changed, 14 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index ec00fda..a8fe094 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,9 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Added
+- Added timestamps in output to make debugging easier.
+
 ### Changed
 - Increased timeout from 60 to 120 seconds.
 
diff --git a/template/script.sh.erb b/template/script.sh.erb
index ab3bf51..7ddc171 100755
--- a/template/script.sh.erb
+++ b/template/script.sh.erb
@@ -23,6 +23,9 @@
 # Start Jupyter Notebook server + Spark cluster
 #
 
+echo "Starting main script..."
+echo "TTT - $(date)"
+
 # Clean the environment
 module purge
 
@@ -88,6 +91,8 @@ else
 fi
 sleep 2
 
+echo "TTT - $(date)"
+
 # Create Spark worker launcher script
 export SPARK_WORKER_SCRIPT="${PWD}/spark-worker.sh"
 (
@@ -196,16 +201,22 @@ EOL
 # Set working directory to notebook root directory
 cd "${NOTEBOOK_ROOT}"
 
+echo "TTT - $(date)"
+
 # Setup Jupyter Notebook environment
 module use $MODULEPATH_ROOT/project/ondemand
 module load jupyter/python3.5
 module list
 
+echo "TTT - $(date)"
+
 # List available kernels for debugging purposes
 set -x
 jupyter kernelspec list
 { set +x; } 2>/dev/null
 
+echo "TTT - $(date)"
+
 # Launch Jupyter Notebook interface to Spark
 set -x
 jupyter notebook --config="${CONFIG_FILE}"