startup

#!/bin/bash

# configuration

dest_env=ipcc_ar6

# change to true to show which packages are installed with 'pip -e'
check_devel=true

# maybe print hostname
# can be helpful to ensure you run on a server
print_hostname=true

port=55000

# ========================

# show help
if [ "$0" = "$BASH_SOURCE" ] && [ "$1" != "n" ] && [ "$1" != "r" ] ; then
	echo USAGE

	echo "source the file as 'source startup' to load the conda environment"
	echo ""
	echo "run as './startup n' to start jupyter notebook"
    echo "run as './startup r' to start jupyter notebook without browser (for remote)"

	exit 1
fi

# maybe print hostname
if [ $print_hostname = true ]; then
	echo ""
        echo "================================================================================="
	echo " HOST: ${HOSTNAME}"
        echo "================================================================================="
	echo ""
fi

# load conda module
module load conda


# check if environment already loaded & only load if necessary
if [ -z ${CONDA_DEFAULT_ENV+x} ] || [ $CONDA_DEFAULT_ENV != "${dest_env}" ]; then

	echo "Loding Conda environment: ${dest_env}"

        # load the conda environment
	source activate ${dest_env}
	
	echo " done"

	# check if packages are installed in dev mode (pip install -e <package>)
	if [ $check_devel = true ]; then
	        echo ""
		echo "The following packages are in development mode:"
		conda list | grep '<develop>' | awk '{print $1}'
        echo
    fi
else
	echo "Conda environment already loaded -- skipping"
fi

# open jupyter notebook
if [ "$1" = "n" ]; then
  jupyter notebook --browser=chromium
fi

if [ "$1" = "r" ]; then
  echo "Use the following to tunnel the notebook (CHECK PORT NUMBERS)"
  echo "ssh -f -N -L localhost:8888:localhost:$port ${HOSTNAME}"
  echo

  jupyter notebook --no-browser --port ${port}
fi