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Configure firewall

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Alex 2021-12-13 11:30:41 +01:00
parent 22dc7adc4c
commit 860f69adb6
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GPG key ID: EDABF9711E244EB1
4 changed files with 56 additions and 12 deletions
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50
configuration.nix
View file

@ -263,18 +263,44 @@ in
};
# Open ports in the firewall.
networking.firewall.allowedTCPPorts = [
(builtins.head ({ openssh.ports = [22]; } // node_config.services).openssh.ports)
3990 3991 3992 # Garage
4646 4647 4648 # Nomad
8500 8300 8301 8302 # Consul
19999 # Netdata
];
networking.firewall.allowedUDPPorts = [
4648 # Nomad
8301 8302 # Consul
node_config.networking.wireguard.interfaces.wg0.listenPort
];
networking.firewall = {
allowedTCPPorts = [
(builtins.head ({ openssh.ports = [22]; } // node_config.services).openssh.ports)
#3990 3991 3992 # Garage
#4646 4647 4648 # Nomad
#8500 8300 8301 8302 # Consul
#19999 # Netdata
];
allowedUDPPorts = [
#4648 # Nomad
#8301 8302 # Consul
node_config.networking.wireguard.interfaces.wg0.listenPort
];
extraCommands = ''
iptables -N VPN
iptables -A INPUT -s 10.42.0.0/16 -j VPN
iptables -A VPN -p tcp --dport 3990 -j ACCEPT
iptables -A VPN -p tcp --dport 3991 -j ACCEPT
iptables -A VPN -p tcp --dport 3992 -j ACCEPT
iptables -A VPN -p tcp --dport 4646 -j ACCEPT
iptables -A VPN -p tcp --dport 4647 -j ACCEPT
iptables -A VPN -p tcp --dport 4648 -j ACCEPT
iptables -A VPN -p udp --dport 4648 -j ACCEPT
iptables -A VPN -p tcp --dport 8500 -j ACCEPT
iptables -A VPN -p tcp --dport 8300 -j ACCEPT
iptables -A VPN -p tcp --dport 8301 -j ACCEPT
iptables -A VPN -p tcp --dport 8302 -j ACCEPT
iptables -A VPN -p udp --dport 8301 -j ACCEPT
iptables -A VPN -p udp --dport 8302 -j ACCEPT
iptables -A VPN -p tcp --dport 19999 -j ACCEPT
'';
#flush the chain then remove it
extraStopCommands = ''
iptables -D INPUT -s 10.42.0.0/16 -j VPN
iptables -F VPN
iptables -X VPN
'';
};
# Or disable the firewall altogether.
# networking.firewall.enable = false;

6
node/carcajou.nix
View file

@ -17,6 +17,12 @@
prefixLength = 24;
}
];
networking.interfaces.eno1.ipv6.addresses = [
{
address = "2a01:e0a:c:a720::22";
prefixLength = 64;
}
];
networking.wireguard.interfaces.wg0 = {
ips = [ "10.42.0.22/16" ];

6
node/cariacou.nix
View file

@ -17,6 +17,12 @@
prefixLength = 24;
}
];
networking.interfaces.eno1.ipv6.addresses = [
{
address = "2a01:e0a:c:a720::21";
prefixLength = 64;
}
];
networking.wireguard.interfaces.wg0 = {
ips = [ "10.42.0.21/16" ];

6
node/caribou.nix
View file

@ -17,6 +17,12 @@
prefixLength = 24;
}
];
networking.interfaces.eno1.ipv6.addresses = [
{
address = "2a01:e0a:c:a720::23";
prefixLength = 64;
}
];
networking.wireguard.interfaces.wg0 = {
ips = [ "10.42.0.23/16" ];