start_macproxy.sh

#!/usr/bin/env bash
set -e
# set -x # Uncomment to Debug

# verify packages installed
ERROR=0
if ! command -v python3 &> /dev/null ; then
    echo "python3 could not be found"
    echo "Run 'sudo apt install python3' to fix."
    ERROR=1
fi
if ! python3 -m venv --help &> /dev/null ; then
    echo "venv could not be found"
    echo "Run 'sudo apt install python3-venv' to fix."
    ERROR=1
fi
if [ $ERROR = 1 ] ; then
  echo
  echo "Fix errors and re-run ./start_macproxy.sh"
  exit 1
fi

# Test for two known broken venv states
if test -e venv; then
    GOOD_VENV=true
    if ! test -e venv/bin/activate; then
        GOOD_VENV=false
    else
        source venv/bin/activate
        pip3 list 1> /dev/null
        test $? -eq 1 && GOOD_VENV=false
    fi
    if ! "$GOOD_VENV"; then
        echo "Deleting bad python venv"
        sudo rm -rf venv
    fi
fi

# Create the venv if it doesn't exist
cd "$(dirname "$0")"
if ! test -e venv; then
  echo "Creating python venv for Macproxy"
  python3 -m venv venv
  echo "Activating venv"
  source venv/bin/activate
  echo "Installing requirements.txt"
  pip3 install wheel
  pip3 install -r requirements.txt
  git rev-parse HEAD > current
fi

source venv/bin/activate

# parse arguments
while [ "$1" != "" ]; do
    PARAM=$(echo "$1" | awk -F= '{print $1}')
    VALUE=$(echo "$1" | awk -F= '{print $2}')
    case $PARAM in
	-p | --port)
	    PORT="--port $VALUE"
	    ;;
        *)
            echo "ERROR: unknown parameter \"$PARAM\""
            exit 1
            ;;
    esac
    shift
done

echo "Starting Macproxy..."
python3 proxy.py ${PORT}