diff options
Diffstat (limited to 'lass')
| -rw-r--r-- | lass/1systems/cabal/config.nix | 1 | ||||
| -rw-r--r-- | lass/2configs/AP.nix | 77 |
2 files changed, 78 insertions, 0 deletions
diff --git a/lass/1systems/cabal/config.nix b/lass/1systems/cabal/config.nix index 88f642d6b..9ac3cb681 100644 --- a/lass/1systems/cabal/config.nix +++ b/lass/1systems/cabal/config.nix @@ -15,6 +15,7 @@ <stockholm/lass/2configs/fetchWallpaper.nix> <stockholm/lass/2configs/games.nix> <stockholm/lass/2configs/bitcoin.nix> + <stockholm/lass/2configs/AP.nix> ]; krebs.build.host = config.krebs.hosts.cabal; diff --git a/lass/2configs/AP.nix b/lass/2configs/AP.nix new file mode 100644 index 000000000..5ce7cfff8 --- /dev/null +++ b/lass/2configs/AP.nix @@ -0,0 +1,77 @@ +{ config, pkgs, ... }: +with import <stockholm/lib>; +let + wifi = "wlp0s29u1u2"; +in { + boot.extraModulePackages = [ + pkgs.linuxPackages.rtl8814au + ]; + networking.networkmanager.unmanaged = [ wifi ]; + + systemd.services.hostapd = { + description = "hostapd wireless AP"; + path = [ pkgs.hostapd ]; + wantedBy = [ "network.target" ]; + + after = [ "${wifi}-cfg.service" "nat.service" "bind.service" "dhcpd.service" "sys-subsystem-net-devices-${wifi}.device" ]; + + serviceConfig = { + ExecStart = "${pkgs.hostapd}/bin/hostapd ${pkgs.writeText "hostapd.conf" '' + interface=${wifi} + hw_mode=a + channel=36 + ieee80211d=1 + country_code=DE + ieee80211n=1 + ieee80211ac=1 + wmm_enabled=1 + + # 5ghz + ssid=krebsing + auth_algs=1 + wpa=2 + wpa_key_mgmt=WPA-PSK + rsn_pairwise=CCMP + wpa_passphrase=aidsballz + ''}"; + Restart = "always"; + }; + }; + + networking.interfaces.${wifi}.ipv4.addresses = [ + { address = "10.99.0.1"; prefixLength = 24; } + ]; + services.dhcpd4 = { + enable = true; + interfaces = [ wifi ]; + extraConfig = '' + option subnet-mask 255.255.255.0; + option routers 10.99.0.1; + option domain-name-servers 1.1.1.1, 8.8.8.8; + subnet 10.99.0.0 netmask 255.255.255.0 { + range 10.99.0.100 10.99.0.200; + } + ''; + }; + + boot.kernel.sysctl."net.ipv4.ip_forward" = 1; + krebs.iptables.tables.filter.FORWARD.rules = [ + { v6 = false; predicate = "-d 10.99.0.0/24 -o ${wifi} -m conntrack --ctstate RELATED,ESTABLISHED"; target = "ACCEPT"; } + { v6 = false; predicate = "-s 10.99.0.0/24 -i ${wifi}"; target = "ACCEPT"; } + { v6 = false; predicate = "-i ${wifi} -o ${wifi}"; target = "ACCEPT"; } + { v6 = false; predicate = "-o ${wifi}"; target = "REJECT --reject-with icmp-port-unreachable"; } + { v6 = false; predicate = "-i ${wifi}"; target = "REJECT --reject-with icmp-port-unreachable"; } + ]; + krebs.iptables.tables.nat.PREROUTING.rules = [ + { v6 = false; predicate = "-s 10.99.0.0/24"; target = "ACCEPT"; precedence = 1000; } + ]; + krebs.iptables.tables.nat.POSTROUTING.rules = [ + #TODO find out what this is about? + { v6 = false; predicate = "-s 10.99.0.0/24 -d 224.0.0.0/24"; target = "RETURN"; } + { v6 = false; predicate = "-s 10.99.0.0/24 -d 255.255.255.255"; target = "RETURN"; } + + { v6 = false; predicate = "-s 10.99.0.0/24 ! -d 10.99.0.0/24"; target = "MASQUERADE"; } + { v6 = false; predicate = "-s 10.99.0.0/24 ! -d 10.99.0.0/24 -p tcp"; target = "MASQUERADE --to-ports 1024-65535"; } + { v6 = false; predicate = "-s 10.99.0.0/24 ! -d 10.99.0.0/24 -p udp"; target = "MASQUERADE --to-ports 1024-65535"; } + ]; +} |