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96 lines
1.6 KiB
96 lines
1.6 KiB
#!/bin/sh |
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# Control the network interfaces |
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# Depends: iproute2, netctl |
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WIRELESS="wlan0" |
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ETHERNET="eth0" |
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PROFILE="eth0-dhcp" |
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help() { |
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B=$(tput bold) |
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U=$(tput smul) |
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N=$(tput sgr0) |
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cat << EOF |
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${B}NAME${N} |
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netctl.sh - control the network interfaces |
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${B}SYNOPSIS${N} |
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${B}netctl.sh${N} ${U}OPTION${N} [${U}ARG${N}] |
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${B}OPTIONS${N} |
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${B}-h${N} Display usage message and exit. |
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${B}-e${N} ${U}STATE${N} |
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Set ethernet ${U}STATE${N}, possible values: on/off, 1/0. |
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${B}-w${N} ${U}STATE${N} |
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Set wireless ${U}STATE${N}, possible values: on/off, 1/0. |
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EOF |
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} |
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# Exit if no option is provided |
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[ "$#" -eq 0 ] && help && exit 1 |
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SCRIPT="$(basename "$0")" |
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# Option handling |
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while getopts ':h?e:w:' opt; do |
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case $opt in |
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h) |
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help |
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exit 0 |
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;; |
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e) |
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DEV="ethernet" |
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ARG="$OPTARG" |
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;; |
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w) |
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DEV="wireless" |
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ARG="$OPTARG" |
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;; |
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:) |
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echo "$SCRIPT: option requires an argument '$OPTARG'" |
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echo "Try '$SCRIPT -h' for more information." |
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exit 1 |
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;; |
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\?) |
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echo "$SCRIPT: invalid option '$OPTARG'" |
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echo "Try '$SCRIPT -h' for more information." |
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exit 1 |
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;; |
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esac |
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done |
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ethernet() { |
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sudo netctl stop $PROFILE |
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sudo ip link set $ETHERNET down |
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if [ "$1" -eq 1 ]; then |
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sudo netctl start $PROFILE |
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fi |
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} |
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wireless() { |
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if [ "$1" -eq 1 ]; then |
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sudo ip link set $WIRELESS up |
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else |
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sudo ip link set $WIRELESS down |
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fi |
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} |
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# Arg handling |
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case "$ARG" in |
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1 | on) |
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[ "$DEV" = "ethernet" ] && ethernet 1 || wireless 1 |
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;; |
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0 | off) |
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[ "$DEV" = "ethernet" ] && ethernet 0 || wireless 0 |
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;; |
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*) |
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echo "$SCRIPT: invalid argument '$ARG'" |
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echo "Try '$SCRIPT -h' for more information." |
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exit 1 |
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;; |
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esac
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