run_middle_layer

#! /bin/bash

set -o errexit

mode=$(grep "^mode: " Settings.yaml | sed "1s/mode: //")
m_port=$(grep "^m_port: " Settings.yaml | sed "1s/m_port: //")
m_num_processes=$(grep "^m_num_processes: " Settings.yaml | sed "1s/m_num_processes: //")
m_run_in_background=$(grep "^m_run_in_background: " Settings.yaml | sed "1s/m_run_in_background: //")

./build_back_ends ${mode}

export PATH=$PATH:~/.local/bin

cd middle_layer

server_name=gunicorn

if [[ "$OSTYPE" == "cygwin" || "$OSTYPE" == "msys" ]]; then
  server_name=uvicorn
fi

pid=`ps ax | grep ${server_name} | grep ${m_port} | awk '{split($0,a," "); print a[1]}' | head -n 1`
if [ -z "$pid" ]; then
  echo "No ${server_name} daemon on ${m_port} ${m_port}"
else
  kill $pid
  echo "Killed ${server_name} daemon on ${m_port} ${m_port} - ($pid)"
fi

start_command="gunicorn main:app -b 127.0.0.1:${m_port} -w ${m_num_processes} -k uvicorn.workers.UvicornWorker"
if [[ "${server_name}" == "uvicorn" ]]
then
  start_command="uvicorn main:app --host 127.0.0.1 --port ${m_port} --workers ${m_num_processes} --lifespan on"
fi

if [[ "${m_run_in_background}" = "yes" ]]
then
  nohup ${start_command} &
else
  ${start_command}
fi