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#!/bin/bash | |
# logwalk.sh is a log file browser | |
# Usage: logwalk.sh <logfile> | |
# input strings you want to filter out | |
# and then "open" when you want to see the full (filtered) results | |
# add multiple filters at once by separating them with pipes, e.g. filter1|filter2|etc | |
GREP= | |
FILTER= | |
HEAD=head | |
while true ; do | |
if [ "$FILTER" == "" ]; then | |
$HEAD "$1" | |
else | |
cat "$1" | grep -v -E "$FILTER" | $HEAD | |
fi | |
echo " --- (o)pen, (e)xit, (h)ead, (t)ail, or string to filter: --- " | |
read STRING | |
if [ "$STRING" == "e" -o "$STRING" == "exit" ]; then | |
exit 0 | |
fi | |
if [ "$STRING" == "o" -o "$STRING" == "open" ]; then | |
echo Opening with filtering string: \"$FILTER\" | |
cat "$1" | grep -v -E "$FILTER" | less | |
continue | |
fi | |
if [ "$STRING" == "h" -o "$STRING" == "head" ]; then | |
HEAD=head | |
continue | |
fi | |
if [ "$STRING" == "t" -o "$STRING" == "tail" ]; then | |
HEAD=tail | |
continue | |
fi | |
if [ "$STRING" == "" ]; then | |
continue | |
fi | |
if [ "$GREP" == "" ]; then | |
GREP=$STRING | |
else | |
GREP+=("|$STRING") | |
fi | |
IFS='' FILTER="${GREP[*]}" | |
done |
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