63 lines
2.2 KiB
Nix
63 lines
2.2 KiB
Nix
{ config, pkgs, ... } :
|
|
let
|
|
inherit (pkgs.liminix.networking) interface address udhcpc odhcpc;
|
|
inherit (pkgs.liminix.services) oneshot longrun bundle target output;
|
|
in rec {
|
|
services.loopback =
|
|
let iface = interface { type = "loopback"; device = "lo";};
|
|
in bundle {
|
|
name = "loopback";
|
|
contents = [
|
|
(address iface { family = "inet4"; address ="127.0.0.1"; prefixLength = 8;})
|
|
(address iface { family = "inet6"; address ="::1"; prefixLength = 128;})
|
|
];
|
|
};
|
|
services.dhcpv4 =
|
|
let iface = interface { type = "hardware"; device = "eth0"; };
|
|
in udhcpc iface {};
|
|
|
|
services.dhcpv6 =
|
|
let iface = interface { type = "hardware"; device = "eth0"; };
|
|
in odhcpc iface { uid = "e7"; };
|
|
|
|
services.ntp = longrun {
|
|
# the simplest approach at the consumer end is to require the
|
|
# producer to create a file per output variable.
|
|
name = "ntp";
|
|
run = let inherit (services) dhcpv4 dhcpv6;
|
|
in "${pkgs.ntp}/bin/ntpd $(cat ${output dhcpv4 "ntp_servers"}) $(cat ${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 =
|
|
let inherit (services) dhcpv4;
|
|
in oneshot {
|
|
name = "defaultroute4";
|
|
up = ''
|
|
ip route add default gw $(cat ${output dhcpv4 "address"})
|
|
echo "1" > /sys/net/ipv4/$(cat ${output dhcpv4 "ifname"})
|
|
'';
|
|
down = ''
|
|
ip route del default gw $(cat ${output dhcpv4 "address"})
|
|
echo "0" > /sys/net/ipv4/$(cat ${output dhcpv4 "ifname"})
|
|
'';
|
|
};
|
|
|
|
services.default = target {
|
|
name = "default";
|
|
contents = with services; [ loopback ntp defaultroute4 ];
|
|
};
|
|
|
|
systemPackages = [ pkgs.hello ] ;
|
|
}
|