44 lines
1021 B
Plaintext
44 lines
1021 B
Plaintext
*filter
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# Allows all loopback (lo0) traffic and drop all traffic to 127/8 that doesn't use lo0
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-A INPUT -i lo -j ACCEPT
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-A INPUT ! -i lo -d 127.0.0.0/8 -j REJECT
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# Accepts all established inbound connections
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-A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
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# Allows all outbound traffic
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# You can modify this to only allow certain traffic
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-A OUTPUT -j ACCEPT
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# Allows HTTP and HTTPS connections from anywhere (the normal ports for websites)
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-A INPUT -p tcp --dport 80 -j ACCEPT
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-A INPUT -p tcp --dport 443 -j ACCEPT
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# Allows SSH connections
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#
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# THE -dport NUMBER IS THE SAME ONE YOU SET UP IN THE SSHD_CONFIG FILE
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#
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-A INPUT -p tcp -m state --state NEW --dport {{ pillar.ssh.port }} -j ACCEPT
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# Allow ping
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-A INPUT -p icmp -m icmp --icmp-type 8 -j ACCEPT
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# log iptables denied calls
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-A INPUT -m limit --limit 5/min -j LOG --log-prefix "iptables denied: " --log-level 7
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# Reject all other inbound - default deny unless explicitly allowed policy
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-A INPUT -j REJECT
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-A FORWARD -j REJECT
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COMMIT
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