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Add iptables rules for progress

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This commit is contained in:
Daniel A. Maierhofer
2018-09-19 16:36:26 +02:00
parent 8676a42a76
commit 618c4121cd
3 changed files with 34 additions and 0 deletions
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4
host_vars/progress
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@@ -1,2 +1,6 @@
inventory_hostname: progress.fet.htu.tuwien.ac.at
inventory_hostname_short: progress
common_iptables_v4: "iptables_progress_v4.j2"
common_iptables_v6: "iptables_progress_v6.j2"
printer_ip: 192.168.86.14

18
templates/iptables_progress_v4.j2 Normal file
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# {{ ansible_managed }}
*filter
:INPUT DROP [0:0]
:FORWARD DROP [0:0]
:OUTPUT ACCEPT [0:0]
-A INPUT -p tcp -m tcp --dport 22 -j ACCEPT
-A INPUT -p icmp -j ACCEPT
-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -p udp -m udp -s {{ printer_ip }}/32 --dport 137 -j ACCEPT
-A INPUT -p udp -m udp -s {{ printer_ip }}/32 --dport 138 -j ACCEPT
-A INPUT -m state --state NEW -m tcp -p tcp -s {{ printer_ip }}/32 --dport 139 -j ACCEPT
-A INPUT -m state --state NEW -m tcp -p tcp -s {{ printer_ip }}/32 --dport 445 -j ACCEPT
-A INPUT -p tcp -j REJECT --reject-with tcp-reset
-A INPUT -p udp -j REJECT --reject-with icmp-port-unreachable
-A INPUT -j REJECT --reject-with icmp-proto-unreachable
COMMIT

12
templates/iptables_progress_v6.j2 Normal file
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# {{ ansible_managed }}
*filter
:INPUT DROP [0:0]
:FORWARD DROP [0:0]
:OUTPUT ACCEPT [0:0]
-A INPUT -p tcp --syn -j DROP
-A INPUT -m state --state NEW -m tcp -p tcp --dport 22 -j ACCEPT
-A INPUT -p ipv6-icmp -j ACCEPT
-A INPUT -m conntrack --ctstate ESTABLISHED,RELATED -j ACCEPT
-A INPUT -i lo -j ACCEPT
COMMIT