nathan.genret/firewall
1
0
Fork 0
forked from guillaume.emorine/siotp
Code Pull Requests Activity

Modifié : sisr1/tp07/files_firewall/current_ruleset_partie_4.nft

Browse Source
This commit is contained in:
guillaume.emorine 2024-04-04 14:31:17 +02:00
parent 14f7eacde4
commit 9e390644e7
1 changed files with 12 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
sisr1/tp07/files_firewall/current_ruleset_partie_4.nft
View File

@ -2,6 +2,11 @@ define netif = enp0s3
define dmzif = enp0s8 define dmzif = enp0s8
define lanif = enp0s9 define lanif = enp0s9
define proxy = 10.121.38.1
defiine dns = {10.121.38.7 , 10.121.38.8}
define proxyport = 8080
define dmznet = 172.16.0.1-172.16.0.254
define firewall = 192.168.0.120 define firewall = 192.168.0.120
define ipdmz = 172.16.0.254 define ipdmz = 172.16.0.254
define iplan = 10.0.0.254 define iplan = 10.0.0.254
@ -11,13 +16,13 @@ table ip ipfilter{
type filter hook prerouting priority filter; policy drop; type filter hook prerouting priority filter; policy drop;
icmp type echo-reply accept icmp type echo-reply accept
ct state established, related accept ct state established, related accept
icmp type echo-request iif {$lanif} ip daddr 172.16.0.1-172.16.0.254 accept icmp type echo-request iif {$lanif} ip daddr $dmznet accept
icmp type echo-request iif {$lanif} ip daddr {$iplan} accept icmp type echo-request iif {$lanif} ip daddr {$iplan} accept
tcp dport 20 accept tcp dport 20 accept
tcp dport 21 accept tcp dport 21 accept
tcp dport {80, 443} accept tcp dport {80, 443} accept
tcp dport 22 accept tcp dport 22 accept
ip saddr 10.121.38.1 tcp dport {80, 443} accept ip saddr $proxy tcp dport {80, 443} accept
} }
chain system_in { chain system_in {
type filter hook input priority filter; policy drop; type filter hook input priority filter; policy drop;
@ -28,7 +33,7 @@ table ip ipfilter{
tcp dport 21 accept tcp dport 21 accept
tcp dport {80, 443} accept tcp dport {80, 443} accept
tcp dport 22 accept tcp dport 22 accept
ip saddr 10.121.38.1 tcp dport {80, 443} accept ip saddr $proxy tcp dport {80, 443} accept
} }
chain routing { chain routing {
type filter hook forward priority filter; policy drop; type filter hook forward priority filter; policy drop;
@ -37,8 +42,8 @@ table ip ipfilter{
} }
chain system_out { chain system_out {
type filter hook output priority filter; policy drop; type filter hook output priority filter; policy drop;
ip daddr 10.121.38.7-10.121.38.8 accept ip daddr $dns accept
ip daddr 10.121.38.1 tcp dport 8080 accept ip daddr $proxy tcp dport $proxyport accept
icmp type echo-reply oif {$lanif} accept icmp type echo-reply oif {$lanif} accept
icmp type echo-request accept icmp type echo-request accept
tcp dport 20 accept tcp dport 20 accept
@ -51,8 +56,8 @@ table ip ipfilter{
} }
chain postrouting { chain postrouting {
type filter hook postrouting priority filter; policy drop; type filter hook postrouting priority filter; policy drop;
ip daddr 10.121.38.7-10.121.38.8 accept ip daddr $dns accept
ip daddr 10.121.38.1 tcp dport 8080 accept ip daddr $proxy tcp dport $proxyport accept
icmp type echo-request ip saddr {$iplan, $ipdmz, $firewall} accept icmp type echo-request ip saddr {$iplan, $ipdmz, $firewall} accept
icmp type echo-reply iif {$dmzif} oif {$lanif} accept icmp type echo-reply iif {$dmzif} oif {$lanif} accept
icmp type echo-request iif {$lanif} oif {$dmzif} accept icmp type echo-request iif {$lanif} oif {$dmzif} accept