docker-stats-histo/display/render_stats.sh

#!/usr/bin/env bash
set -eu


# Need to replace last line of file from "}," to "}]"
# To avoid modify original file, use temporary file
TMP_FILE=stats_tmp.json
VENV=venv

if [[ $# -ne 1 ]] && [[ $# -ne 2 ]]; then
  echo "Usage:"
  echo "  $0 STATS_FILE [-w] "
  echo ""
  echo "Params:"
  echo "  - stats_file: path to stats file"
  echo ""
  echo "Options:"
  echo "  - w: do render using web browser"
  exit 1
fi

STATS_FILE=$1
OPT=""
if [[ $# -eq 2 ]]; then
   OPT=${OPT}" -w"
fi

# Pip install -----------------------------------------------------------------
if [ ! -d ${VENV} ]; then
    echo "Installing python environment in ${VENV}..."
	python3 -m venv ${VENV}
	. ${VENV}/bin/activate
	pip install --upgrade pip
	pip install -r requirements.txt
	echo "Python environment installed..."
	echo ""
else
    . ${VENV}/bin/activate
fi


# Render ----------------------------------------------------------------------
sed -e '$s/},/}]/' ${STATS_FILE} > ${TMP_FILE}

# Update last line
# Generate render
python render.py ${TMP_FILE} ${OPT}

rm ${TMP_FILE}

deactivate