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add a "route" service

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This commit is contained in:
Daniel Barlow 2022-09-26 12:55:10 +01:00
parent 676c94782b
commit 7803eebfd4
3 changed files with 48 additions and 25 deletions
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11
pkgs/liminix-tools/networking/default.nix
View file

@ -25,4 +25,15 @@ in {
run = "odhcpcd ${interface.device}"; run = "odhcpcd ${interface.device}";
}; };
pppoe = callPackage ./pppoe.nix {}; pppoe = callPackage ./pppoe.nix {};
route = { name, target, via, dependencies }:
oneshot {
inherit name;
up = ''
ip route add ${target} via ${via}
'';
down = ''
ip route del ${target} via ${via}
'';
inherit dependencies;
};
} }

34
tests/pppoe/configuration.nix
View file

@ -1,6 +1,6 @@
{ config, pkgs, ... } : { config, pkgs, ... } :
let let
inherit (pkgs.liminix.networking) interface address pppoe; inherit (pkgs.liminix.networking) interface address pppoe route;
inherit (pkgs.liminix.services) oneshot longrun bundle target output; inherit (pkgs.liminix.services) oneshot longrun bundle target output;
in rec { in rec {
services.loopback = services.loopback =
@ -40,24 +40,32 @@ in rec {
]; ];
}; };
services.defaultroute4 = services.defaultroute4 = route {
let iface = services.pppoe; name = "defautlrote";
via = "$(cat ${output services.pppoe "address"})";
target = "default";
dependencies = [ services.pppoe ];
};
services.packet_forwarding =
let
iface = services.pppoe;
filename = "/proc/sys/net/ipv4/conf/$(cat ${output iface "ifname"})/forwarding";
in oneshot { in oneshot {
name = "defaultroute4"; name = "let-the-ip-flow";
up = '' up = "echo 1 > ${filename}";
ip route add default via $(cat ${output iface "address"}) down = "echo 0 > ${filename}";
echo "1" > /proc/sys/net/ipv4/conf/$(cat ${output iface "ifname"}/forwarding)
'';
down = ''
ip route del default via $(cat ${output iface "address"})
echo "0" > /proc/sys/net/ipv4/conf/$(cat ${output iface "ifname"}/forwarding)
'';
dependencies = [iface]; dependencies = [iface];
}; };
services.default = target { services.default = target {
name = "default"; name = "default";
contents = with services; [ loopback defaultroute4 syslogd ]; contents = with services; [
loopback
defaultroute4
packet_forwarding
syslogd
];
}; };
systemPackages = [ pkgs.hello ] ; systemPackages = [ pkgs.hello ] ;

28
tests/smoke/configuration.nix
View file

@ -1,6 +1,6 @@
{ config, pkgs, ... } : { config, pkgs, ... } :
let let
inherit (pkgs.liminix.networking) interface address udhcpc odhcpc; inherit (pkgs.liminix.networking) interface address udhcpc odhcpc route;
inherit (pkgs.liminix.services) oneshot longrun bundle target output; inherit (pkgs.liminix.services) oneshot longrun bundle target output;
in rec { in rec {
services.loopback = services.loopback =
@ -40,18 +40,22 @@ in rec {
dependencies = [services.dhcpv4]; dependencies = [services.dhcpv4];
}; };
services.defaultroute4 = services.defaultroute4 = route {
let inherit (services) dhcpv4; name = "defautlrote";
via = "$(cat ${output services.dhcpv4 "address"})";
target = "default";
dependencies = [ services.dhcpv4 ];
};
services.packet_forwarding =
let
iface = services.dhcpv4;
filename = "/proc/sys/net/ipv4/conf/$(cat ${output iface "ifname"})/forwarding";
in oneshot { in oneshot {
name = "defaultroute4"; name = "let-the-ip-flow";
up = '' up = "echo 1 > ${filename}";
ip route add default gw $(cat ${output dhcpv4 "address"}) down = "echo 0 > ${filename}";
echo "1" > /sys/net/ipv4/$(cat ${output dhcpv4 "ifname"}) dependencies = [iface];
'';
down = ''
ip route del default gw $(cat ${output dhcpv4 "address"})
echo "0" > /sys/net/ipv4/$(cat ${output dhcpv4 "ifname"})
'';
}; };
services.default = target { services.default = target {