#!/bin/bash
localip='/opt/wd/99-Temp/localip.txt'
> $localip
networks=('wlx90de80ca01ec' 'enp1s0' 'enp2s0')
for network in ${networks[@]}; do
    ifconfig $network | grep -iq 'Device not found'
    if [[ $? -ne 0 ]]; then
        echo -n "$network: " >> $localip
        ifconfig $network | grep 'inet ' | awk '{print $2}' >> $localip
        echo >> $localip
    fi
done

sed -i '/^$/d' $localip
cp $localip /opt/apps/syncthing/data/common/Z-TMP/