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DefensiveDepth
40 lines
1.4 KiB
Bash
40 lines
1.4 KiB
Bash
#!/bin/bash
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#
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# Copyright Security Onion Solutions LLC and/or licensed to Security Onion Solutions LLC under one
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# or more contributor license agreements. Licensed under the Elastic License 2.0 as shown at
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# https://securityonion.net/license; you may not use this file except in compliance with the
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# Elastic License 2.0.
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# Query Suricata for ruleset stats and reload time, write to JSON file for Telegraf to consume
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OUTFILE="/opt/so/log/suricata/rulestats.json"
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SURICATASC="docker exec so-suricata /opt/suricata/bin/suricatasc"
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SOCKET="/var/run/suricata/suricata-command.socket"
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query() {
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timeout 10 $SURICATASC -c "$1" "$SOCKET" 2>/dev/null
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}
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STATS=$(query "ruleset-stats")
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RELOAD=$(query "ruleset-reload-time")
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[ -z "$RELOAD" ] && RELOAD='{}'
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# Outputs valid JSON on success, empty on failure
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OUTPUT=$(jq -n \
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--argjson stats "$STATS" \
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--argjson reload "$RELOAD" \
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'if $stats.return == "OK" and ($stats.message[0].rules_loaded | type) == "number" and ($stats.message[0].rules_failed | type) == "number" then
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{
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rules_loaded: $stats.message[0].rules_loaded,
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rules_failed: $stats.message[0].rules_failed,
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last_reload: ($reload.message[0].last_reload // ""),
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return: "OK"
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}
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else empty end' 2>/dev/null)
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if [ -n "$OUTPUT" ]; then
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echo "$OUTPUT" > "$OUTFILE"
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else
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echo '{"return":"FAIL"}' > "$OUTFILE"
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fi
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