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39 lines
863 B
Bash
39 lines
863 B
Bash
5 months ago
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name="$(ifconfig | awk -F- '$2 ~ /eth/ { print $1; exit;}')"
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log_directory="./logs/"
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log_file="${name}_routingtable.log"
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log_path="${log_directory}${log_file}"
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echo > "$log_path"
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function parse_diff () {
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str=$(echo "$1" | sed '1,5d')
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add_line=$(echo "$str" | grep -E '^\+')
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rem_line=$(echo "$str" | grep -E '^-')
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[ -n "$rem_line" ] && log "$(echo "$rem_line" | cut -c 2-)" "del:"
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[ -n "$add_line" ] && log "$(echo "$add_line" | cut -c 2-)" "add:"
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}
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function log () {
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while IFS= read -r line; do
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echo -e "$(date +"%Y-%m-%d_%H-%M-%S")\t$2\t$line" >> ${log_path}
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done <<< "$1"
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}
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curr=$(route -n)
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atstart="$(echo "$curr" | sed '1,2d')"
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log "$atstart" "add:"
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while true;
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do
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prev="$curr"
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curr=$(route -n)
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diff_out=$(diff -u <(echo "$prev") <(echo "$curr"))
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[ $? -eq 0 ] || parse_diff "$diff_out"
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done
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