OSX Network Shell Aliases

gistfile1.sh

alias airport="/System/Library/PrivateFrameworks/Apple80211.framework/Versions/A/Resources/airport"
alias bssid="networksetup -getairportnetwork $(networksetup -listallhardwareports | grep -A 2 'Hardware Port: Wi-Fi' | grep 'Device:' | awk '{print $2}')"
alias ssid="bssid"
# Use alias below with (on|off) to turn airport card on or off from CL.
alias wifi="networksetup -setairportpower $(networksetup -listallhardwareports | grep -A 2 'Hardware Port: Wi-Fi' | grep 'Device:' | awk '{print $2}')"
alias wifi-info="networksetup -getinfo Wi-Fi"
alias apinfo="airport -I"
alias known-networks="networksetup -listpreferrednetworks $(networksetup -listallhardwareports | grep -A 2 'Hardware Port: Wi-Fi' | grep 'Device:' | awk '{print $2}')"
alias wifi-disconnect="sudo airport -z"
alias wifi-networks="airport -s"
wifi-connect() {
    local hardwareport=$(networksetup -listallhardwareports | grep -A 2 'Hardware Port: Wi-Fi' | grep 'Device:' | awk '{print $2}')
    if [ $# -eq 0 ]; then
        echo "Usage: $0 <bssid> [password]"
        return 1
    fi
    networksetup -setairportnetwork "$hardwareport" "$1" "$2"
}
set-mtu() {
    if [ $# -lt 2 ]; then
        echo "Usage: $0 <interface> <mtu>"
        return 1
    fi
    networksetup -setMTU "$1" "$2"
}
get-mtu() {
    if [ $# -eq 0 ]; then
        local ethernet=$(networksetup -listallhardwareports | grep -A 2 'Hardware Port: Ethernet' | grep 'Device:' | awk '{print $2}')
        local wifi=$(networksetup -listallhardwareports | grep -A 2 'Hardware Port: Wi-Fi' | grep 'Device:' | awk '{print $2}')
        echo "1. Ethernet: $ethernet"
        echo "2. Wi-Fi: $wifi"
        printf "Choose Interface: "
        read selection
        case "$selection" in
            1)
                networksetup -getMTU $ethernet
                ;;
            2)
                networksetup -getMTU $wifi
                ;;
            *)
                echo "Invalid option."
                return 1
                ;;
        esac
    else
        networksetup -getMTU "$1"
    fi
}
manual() {
    if [ $# -lt 4 ]; then
        echo "Usage: $0 <Ethernet|Wi-Fi> <ip> <netmask> <gateway>"
        return 1
    fi
    networksetup -setmanual "$1" "$2" "$3" "$4"
}
dhcp() {
    if [ $# -eq 0 ]; then
        echo "Usage: $0 <Ethernet|Wi-Fi> ['Empty']"
        echo "       Specifying 'Empty' will clear the DHCP client ID"
        return 1
    case "$1" in
        [Ww]i-[Ff]i|[Ee]thernet)
            networksetup -setdhcp "$1" "$2"
            ;;
        *)
            echo "Invalid option."
            return 1
            ;;
    esac
}
get-media() {
    # Display current media setting for <interface>
    if [ $# -eq 0 ]; then
        echo "Usage: $0 <interface>"
        return 1
    fi
    networksetup -getMedia "$1"
}
list-media() {
    # List all available media settings for <interface>
    if [ $# -eq 0 ]; then
        echo "Usage: $0 <interface>"
        return 1
    fi
    networksetup -listValidMedia "$1"
}
set-media() {
    if [ $# -lt 3 ]; then
        echo "Usage: $0 <interface> <media> <duplex>"
        echo "       Use 'list-media <interface>' to get list of valid media for <interface>"
        echo "       Where <media>=(1000|100baseT|10baseTX) and <duplex>=(full|half-duplex)"
        return 1
    fi
    local ineterface="$1"
    local media="$2"
    shift; shift;
    networksetup -setMedia "$interface" "$media" "$*"
}