41 lines
839 B
Bash
41 lines
839 B
Bash
#!/usr/bin/env bash
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##FAIL2BAN LOG ANALYZER
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set -euo pipefail
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clear
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##CONFIG
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log="${1:-/var/log/fail2ban.log}"
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##CHECK
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if [[ ! -f "$log" ]]; then
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echo "Error: File not found: $log" >&2
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exit 1
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fi
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##RUN
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echo "==========================="
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echo "FAIL2BAN DAILY TOTALS "
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echo "==========================="
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echo "DATE LINES "
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echo "---------------------------"
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sudo awk '
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{
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##FIELDS: $1 = date (YYYY-MM-DD), $2 = time
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if ($1 ~ /^[0-9]{4}-[0-9]{2}-[0-9]{2}$/) {
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counts[$1]++
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}
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}
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END {
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n = asorti(counts, sorted, "@ind_str_asc")
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for (i = 1; i <= n; i++) {
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printf "%s %6d\n", sorted[i], counts[sorted[i]]
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}
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}
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' "$log" | column -t -R 2
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echo "---------------------------"
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tot=$(wc -l < "$log" | tr -d ' ')
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printf "TOTAL: %s LINES\n" "$tot"
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echo "==========================="
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