29 lines
792 B
Bash
29 lines
792 B
Bash
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#!/bin/bash
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START_DATE=`date`
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mapfile -t ORIGINAL_NETSTATES < <(ip addr | grep " state " | sed -e "s/.* \(.*\):.*state \(.*\) group.*/\1 \2/")
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while true; do
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sleep 5
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mapfile -t NETSTATES < <(ip addr | grep " state " | sed -e "s/.* \(.*\):.*state \(.*\) group.*/\1 \2/")
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for (( i=0; i<${#ORIGINAL_NETSTATES[@]}; ++i)); do
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for (( j=0; j<${#NETSTATES[@]}; ++j)); do
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OLDSTATE=(`echo ${ORIGINAL_NETSTATES[$i]}`)
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NEOSTATE=(`echo ${NETSTATES[$j]}`)
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if [ ${OLDSTATE[0]} = ${NEOSTATE[0]} ]; then
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if [ ${OLDSTATE[1]} = "UP" ]; then
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if [ ${NEOSTATE[1]} != "UP" ]; then
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# Alert
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echo "ALERT"
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zenity --error --text='Egy hálózati device leállt!'
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fi
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fi
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echo "Original: ${ORIGINAL_NETSTATES[$i]} Current: ${NETSTATES[$j]}"
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fi
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done
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done
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done
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