Status, stop, reload and separate start of proxy for MacOS

proxy.pac

/**
 * Created by jonathan.longman on 2017-06-15.
 */
var list = [
  "www.foo.com",
  "bar.com"
];
// searches as substring now
function FindProxyForURL(url, host) {
  for (var i = list.length - 1; i >= 0; i--) {
    if (host.indexOf(list[i]) > -1) {
      return "PROXY 127.0.0.1:8080";
    }
  }
  return "DIRECT";
};
//ret = FindProxyForURL(url, host);

proxy.sh

#!/bin/bash -u

me="`basename $0`"
if [[ $1 == "start" ]]; then
    echo "This script doesn't do start - too ambiguous";
    exit 2;
fi

if [[ $1 != "stop" ]] && [[ $1 != "reload" ]] ; then
 networksetup -listallnetworkservices | awk 'NR>1' | while read SERVICE ; do
  echo $SERVICE:
  networksetup -getautoproxyurl "$SERVICE"| sed -e 's/^/    /'
 done
 exit 0;
fi

if [[ $EUID -ne 0 ]]; then
 echo "This script must be run as root" 1>&2
 exit 1
fi
verb=""
networksetup -listallnetworkservices | awk 'NR>1' | while read SERVICE ; do
 if networksetup -getautoproxyurl "$SERVICE" | grep '^Enabled: Yes' >/dev/null; then
  if [[ "$1" == "reload" ]] || [[ "$1" == "stop" ]]; then    
   verb="stopped"
   networksetup -setautoproxystate "$SERVICE" off
  fi
  if [[ "$1" == "reload" ]] ; then    
   verb="restarted"
   networksetup -setautoproxystate "$SERVICE" on
  fi
  echo "$SERVICE" $verb.
 fi
done

proxy_start.sh

#!/bin/bash -u
SERVICE="USB 10/100/1000 LAN"
URL="file://$HOME/workspace/proxy.pac"

if curl --silent  --output /dev/null --head --fail "$URL"  ; then
 # works - note we don't need it, just testing it 
 echo -e ...
else
 # no works
 echo link not found: $? : $URL
fi

if [[ $EUID -ne 0 ]]; then
   echo "This script must be run as root" 1>&2
   exit 1
fi

if networksetup -getautoproxyurl "$SERVICE" | grep -v '^URL: '"$URL" >/dev/null; then
  networksetup -setautoproxyurl "$SERVICE" $URL
  echo -e "$SERVICE" set to $URL
fi
if networksetup -getautoproxyurl "$SERVICE" | grep '^Enabled: No' >/dev/null; then
  networksetup -setautoproxystate "$SERVICE" on
  echo "$SERVICE" started and set to $URL
fi

This manages the proxy connection for a Mac when doing testing when using cool things like mitmproxy.

Much easier than using the Control Panel.