Quickly toggle HTTP(S) proxy on Mac OS X from command line

proxy

#!/bin/sh

# usage: ./proxy.sh <service> <port> <on/off>

SERVICE="$1" # or "Wi-Fi"
PROXY_HOST="127.0.0.1"
PROXY_PORT="$2"

case "$3" in
    on)
        networksetup -setwebproxystate $SERVICE on
        networksetup -setwebproxy $SERVICE $PROXY_HOST $PROXY_PORT off
        networksetup -setsecurewebproxystate $SERVICE on
        networksetup -setsecurewebproxy $SERVICE $PROXY_HOST $PROXY_PORT off
        echo 'Web proxy is on'
    ;;
    off)
        networksetup -setwebproxystate $SERVICE off
        networksetup -setsecurewebproxystate $SERVICE off
        echo 'Web proxy is off'
    ;;
esac