Installs 2 utilities - slow, and unslow. Will throttle your unix machine's connection to the internet. Good for testing what your website looks like on a shitty connection.

installSlow.sh

#!/bin/bash
BINEXISTS=`echo $PATH | grep /usr/local/bin`
if [ -z $BINEXISTS ]
  then
  echo "This script installs slow and unslow to /usr/local/bin, but it is not in your path."
  echo "Please add /usr/local/bin to your path and run this script again."
  exit 1
fi

if [[ $1 = "uninstall" ]]
  then
  echo "uninstalling slow and unslow"
  rm -f /usr/local/bin/slow /usr/local/bin/unslow
  exit 0
elif [[ -n "$1" ]]
  then
  echo "Unknown option '${1}' passed. Please pass nothing or 'uninstall'."
  exit 0
fi

echo '
#!/bin/bash
if [[ `whoami` != "root" ]]
  then
  echo "you must be root to slow your connection."
  exit 1
fi
KBPS=$1
if [ -z $KBPS ]
  then
  KBPS=750
fi
echo "slowing connection to ${KBPS}kbits per second"
ipfw pipe 1 config bw ${KBPS}kbit/s plr 0.05 delay 100ms
ipfw add pipe 1 dst-port http' > /usr/local/bin/slow
chmod 755 /usr/local/bin/slow

echo '
#!/bin/bash
if [[ `whoami` != "root" ]]
  then
  echo "you must be root to unslow your connection."
  exit 1
fi
ipfw flush' > /usr/local/bin/unslow
chmod 755 /usr/local/bin/unslow

echo "installed slow and unslow. You can now run 'slow' or 'unslow' to throttle your connection."