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71 lines
2.2 KiB
71 lines
2.2 KiB
4 years ago
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#!/bin/bash
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# Copyright (C) 2014 Julien Bonjean <julien@bonjean.info>
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# Copyright (C) 2014 Alexander Keller <github@nycroth.com>
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#------------------------------------------------------------------------
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# Use the provided interface, otherwise the device used for the default route.
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IF="${IFACE:-$BLOCK_INSTANCE}"
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IF="${IF:-$(ip route | awk '/^default/ { print $5 ; exit }')}"
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# Exit if there is no default route
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[[ -z "$IF" ]] && exit
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#------------------------------------------------------------------------
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# As per #36 -- It is transparent: e.g. if the machine has no battery or wireless
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# connection (think desktop), the corresponding block should not be displayed.
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[[ ! -d /sys/class/net/${IF} ]] && exit
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#------------------------------------------------------------------------
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AF=${ADDRESS_FAMILY:-inet6?}
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LABEL="${LABEL:-}"
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for flag in "$1" "$2"; do
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case "$flag" in
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-4)
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AF=inet ;;
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-6)
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AF=inet6 ;;
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-L)
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if [[ "$IF" = "" ]]; then
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LABEL="iface "
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else
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LABEL="$IF: "
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fi ;;
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esac
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done
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if [[ "$IF" = "" ]] || [[ "$(cat /sys/class/net/$IF/operstate)" = 'down' ]]; then
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echo "${LABEL}down" # full text
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echo "${LABEL}down" # short text
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echo \#FF0000 # color
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exit
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fi
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# if no interface is found, use the first device with a global scope
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IPADDR=$(ip addr show $IF | perl -n -e "/$AF ([^ \/]+).* scope global/ && print \$1 and exit")
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case $BLOCK_BUTTON in
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3) echo -n "$IPADDR" | xclip -q -se c ;;
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esac
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#------------------------------------------------------------------------
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echo "$LABEL$IPADDR" # full text
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echo "$LABEL$IPADDR" # short text
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