{
"event": "PreToolUse",
"tool_name": "Bash",
"tool_input": {
"command": "ssh root@prod.karlkratz.com \"\necho '=== TABLES ==='\nnft list tables\necho ''\necho '=== inet firewall (Hauptfirewall) ==='\nnft list chain inet firewall input\necho ''\necho '=== inet f2b-table (fail2ban) ==='\nnft list chain inet f2b-table f2b-chain 2>\/dev\/null | head -3\nnft list sets inet f2b-table 2>\/dev\/null | grep 'set ' | sed 's\/^\/ \/'\necho ''\necho '=== fail2ban Jails ==='\nfail2ban-client status | grep 'Jail list'\necho ''\necho '=== fail2ban Whitelist ==='\nfail2ban-client get recidive ignoreip\necho ''\necho '=== Set-Groessen ==='\necho \\\" blacklist: \\$(nft list set inet firewall blacklist 2>\/dev\/null | grep -c ',') ranges\\\"\necho \\\" geo_whitelist: \\$(nft list set inet firewall geo_whitelist 2>\/dev\/null | grep -c ',') ranges\\\"\necho \\\" geoblock: \\$(nft list set inet firewall geoblock 2>\/dev\/null | grep -c ',') ranges\\\"\necho ''\necho '=== Alte Systeme ==='\necho \\\" UFW: \\$(systemctl is-enabled ufw 2>\/dev\/null || echo 'nicht vorhanden')\\\"\necho \\\" netfilter-persistent: \\$(systemctl is-enabled netfilter-persistent 2>\/dev\/null || echo 'disabled')\\\"\necho \\\" iptables Regeln: \\$(iptables -L -n 2>\/dev\/null | wc -l) Zeilen\\\"\necho \\\" ipsets: \\$(ipset list -n 2>\/dev\/null | wc -l) sets\\\"\necho ''\necho '=== Persistence ==='\necho \\\" nftables: \\$(systemctl is-enabled nftables)\\\"\necho \\\" Config: \\$(ls \/etc\/nftables.d\/)\\\"\necho \\\" nftables.conf: \\$(cat \/etc\/nftables.conf)\\\"\necho ''\necho '=== SSH Sessions ==='\nwho | head -5\n\" 2>&1",
"timeout": 30000,
"description": "Complete final status check"
}
}
{
"tool_response": {
"stdout": "=== TABLES ===\ntable inet firewall\ntable inet f2b-table\n\n=== inet firewall (Hauptfirewall) ===\ntable inet firewall {\n\tchain input {\n\t\ttype filter hook input priority filter - 5; policy drop;\n\t\tiifname \"lo\" accept\n\t\tct state established,related accept\n\t\tct state invalid drop\n\t\tip saddr { 91.99.63.201, 91.107.225.81, 145.224.73.102, 148.251.182.181 } accept\n\t\tip saddr @geo_whitelist accept\n\t\tip saddr @geoblock drop\n\t\tip saddr @blacklist drop\n\t\ttcp dport { 22, 25, 80, 443, 465, 587, 993, 995 } accept\n\t\tudp dport 443 accept\n\t\ticmp type { destination-unreachable, echo-request, time-exceeded, parameter-problem } accept\n\t\ttcp dport 3478 accept\n\t\tudp dport { 3478, 49152-65535 } accept\n\t\tip saddr { 91.99.63.201, 127.0.0.1, 148.251.182.181 } tcp dport 11434 accept\n\t\tip saddr 88.198.50.199 tcp dport 22 accept\n\t}\n}\n\n=== inet f2b-table (fail2ban) ===\ntable inet f2b-table {\n\tchain f2b-chain {\n\t\ttype filter hook input priority filter - 1; policy accept;\n \tset blacklist {\n \tset geo_whitelist {\n \tset geoblock {\n \tset addr-set-apache-auth {\n \tset addr-set-apache-badbots {\n \tset addr-set-nginx-bad-request {\n \tset addr-set-recidive {\n \tset addr-set-postfix-aggressive {\n \tset addr-set-apache-denied {\n \tset addr-set-postfix-ddos {\n \tset addr-set-nginx-scan {\n \tset addr-set-apache-php-probe {\n \tset addr-set-apache-ssl-probe {\n \tset addr-set-apache-path-traversal {\n \tset addr-set-karlkratz-bot {\n \tset addr-set-apache-rewrite-inject {\n \tset addr-set-apache-dirlist {\n \tset addr6-set-karlkratz-bot {\n\n=== fail2ban Jails ===\n`- Jail list:\tapache-auth, apache-badbots, apache-denied, apache-dirlist, apache-dos, apache-fakegooglebot, apache-path-traversal, apache-php-probe, apache-rewrite-inject, apache-scan, apache-shellshock, apache-ssl-probe, dovecot, karlkratz-bot, magiccode-auth, nginx-bad-request, nginx-dos, nginx-scan, postfix-aggressive, postfix-ddos, postfix-sasl, recidive\n\n=== fail2ban Whitelist ===\nThese IP addresses\/networks are ignored:\n|- 92.208.235.141\n|- 145.224.72.253\n|- 145.224.72.79\n|- 145.224.75.45\n`- 145.224.83.114\n\n=== Set-Groessen ===\n blacklist: 2488 ranges\n geo_whitelist: 9873 ranges\n geoblock: 19 ranges\n\n=== Alte Systeme ===\n UFW: disabled\nnicht vorhanden\n netfilter-persistent: disabled\ndisabled\n iptables Regeln: 8 Zeilen\n ipsets: 0 sets\n\n=== Persistence ===\n nftables: enabled\n Config: firewall-full.nft\nfirewall.nft\n nftables.conf: #!\/usr\/sbin\/nft -f\nflush ruleset\ninclude \"\/etc\/nftables.d\/firewall-full.nft\"\n\n=== SSH Sessions ===\nroot sshd 2026-02-15 05:45 (88.198.50.199)\nroot sshd 2026-02-15 05:45 (145.224.72.253)\nroot sshd pts\/15 2026-02-15 03:28 (145.224.72.253)\nroot sshd pts\/13 2026-02-15 03:24 (145.224.72.253)\nroot sshd pts\/12 2026-02-15 03:22 (145.224.72.253)",
"stderr": "",
"interrupted": false,
"isImage": false,
"noOutputExpected": false
}
}