Add check-lan.sh
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check-lan.sh
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check-lan.sh
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#! /bin/bash
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#
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# Script for displaying local network address in polybar, tint2, conky etc.
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#
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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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#
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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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#
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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 <https://www.gnu.org/licenses/>.
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#
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# @linux-aarhus - root.nix.dk
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#
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# for icons install the package ttf-font-icons from the Manjaro Linux repo
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#
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ttf_icons(){
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# set icons if font is available
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if [ -f '/usr/share/fonts/TTF/icons.ttf' ]; then
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wlan=''
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lan=''
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offline=''
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fi
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}
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lanip() {
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# parse output from ip a show $nic
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echo $(ip a show $1 | grep 'inet ' | head -n 4 | awk '{print $2}' | cut -d'/' -f1)
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}
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ttf_icons
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# find active interface
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nic=$(ip a | grep ' state UP' | cut -d' ' -f2 | cut -d':' -f1)
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if [[ ${nic} != "" ]]; then
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# print IP address
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if [[ ${nic} == e* ]]; then
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echo ${lan} $(lanip ${nic})
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else
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echo ${wlan} $(lanip ${nic})
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fi
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else
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# print offline
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echo ${offline} n/a
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fi
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