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[33] Refactored existing network config

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This commit is contained in:
Dennis Frieberg 2024-03-31 21:47:33 +02:00
parent 326cc52c2e
commit 3341216f9a
Signed by: nerf
GPG key ID: 42DED0E2D8F04FB6
3 changed files with 49 additions and 17 deletions
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3
nixos/machines/ghatanothoa/configuration.nix
View file

@ -4,7 +4,7 @@
../../modules/jitsi.nix
../../roles
../../roles/vm.nix
./network.nix
../../modules/vmNetwork.nix
];
services.mathebau-jitsi = {
@ -14,5 +14,6 @@
# System configuration here
networking.hostName = "ghatanothoa";
vmNetwork.ipv4 = "192.168.0.25";
system.stateVersion = "23.11";
}

16
nixos/machines/ghatanothoa/network.nix
View file

@ -1,16 +0,0 @@
# We sohuld put that config somewhere in roles and give it a parameter or something,
# everyone gets the same nameserver and the same prefixLength and address vs defaultGateway alsways
# depend on the same thing
{
imports = [];
networking = {
interfaces.enX0.ipv4.addresses = [
{
address = "192.168.0.25";
prefixLength = 16;
}
];
defaultGateway = "192.168.0.152";
nameservers = ["130.83.2.22" "130.83.56.60" "130.83.22.60" "130.82.22.63"];
};
}

47
nixos/modules/vmNetwork.nix Normal file
View file

@ -0,0 +1,47 @@
{
lib,
config,
...
}: let
inherit
(lib)
mkOption
types
last
init
;
inherit
(lib.strings)
splitString
concatStringsSep
toInt
;
cfg = config.vmNetwork;
in {
imports = [];
options.vmNetwork = {
ipv4 = mkOption {
type = types.str;
description = "the ipv4 adress of this machine";
};
};
config = {
networking = {
interfaces.enX0.ipv4.addresses = [
{
address = cfg.ipv4;
prefixLength = 16;
}
];
defaultGateway = let
addr = splitString "." cfg.ipv4;
addrInit = init addr;
addrLastInt = builtins.toString (toInt (last addr) + 127);
in
concatStringsSep "." (addrInit ++ [addrLastInt]);
nameservers = ["130.83.2.22" "130.83.56.60" "130.83.22.60" "130.82.22.63"];
};
};
}