liminix/vanilla-configuration.nix
2023-05-07 22:52:09 +01:00

67 lines
2 KiB
Nix

{ config, pkgs, ... } :
let
inherit (pkgs.liminix.networking) interface address udhcpc odhcpc route;
inherit (pkgs.liminix.services) oneshot longrun bundle target;
in rec {
imports = [
./modules/tftpboot.nix
./modules/wlan.nix
];
services.loopback = config.hardware.networkInterfaces.lo;
services.dhcpv4 =
let iface = interface { type = "hardware"; device = "eth1"; };
in udhcpc iface {};
services.dhcpv6 =
let iface = interface { type = "hardware"; device = "eth1"; };
in odhcpc iface { uid = "e7"; };
services.ntp = longrun {
name = "ntp";
run = let inherit (services) dhcpv4 dhcpv6;
in "${pkgs.ntp}/bin/ntpd $(output ${dhcpv4} ntp_servers) $(output ${dhcpv6} NTP_IP)";
# I don't think it's possible to standardise the file names
# generally, as different services have different outputs, but it
# would be cool if services that provide an interface could use
# the same name as each other. e.g. for anything implementing
# addressProvider you might expect (output svc "address") or
# (output svc "family") to work. Otherwise switching a network link
# from static to dhcp might require reviewing all the downstreams
# that refer to it.
# Also, services should declare the outputs they provide
outputs = [];
dependencies = [services.dhcpv4];
};
services.defaultroute4 = route {
name = "defautlrote";
via = "$(output ${services.dhcpv4} address)";
target = "default";
dependencies = [ services.dhcpv4 ];
};
services.packet_forwarding =
let
iface = services.dhcpv4;
filename = "/proc/sys/net/ipv4/conf/$(output ${iface} ifname)/forwarding";
in oneshot {
name = "let-the-ip-flow";
up = "echo 1 > ${filename}";
down = "echo 0 > ${filename}";
dependencies = [iface];
};
services.default = target {
name = "default";
contents = with services; [ loopback ntp defaultroute4 ];
};
boot.tftp = {
serverip = "192.168.8.148";
ipaddr = "192.168.8.251";
};
defaultProfile.packages = [ pkgs.hello ] ;
}