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node inheritance + group parsing

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do butterflies cry? 2026-03-15 01:10:36 +10:00
parent d891a92357
commit f819933c8d
Signed by: cry
GPG key ID: F68745A836CA0412
12 changed files with 422 additions and 253 deletions
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126
nix/snow/flake/outputs/nixosConfigurations.nix
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@ -8,60 +8,78 @@
# options = { ... };
# type = { ... };
# }
nixosConfigurations = mapNodes nodes (
{
base,
lib,
name,
node,
groupModules,
...
}: let
homeManager =
if node.homeManager != null
then node.homeManager
else if nodes.homeManager != null
then nodes.homeManager
else
warn ''
[snowflake] Neither `nodes.homeManager` nor `nodes.nodes.${name}.homeManager` were specified!
[snowflake] home-manager will NOT be used! User configuration will be ignored!
''
null;
{
snow,
config,
systems,
root,
...
}: let
inherit
(builtins)
all
attrNames
warn
;
userArgs = nodes.args // node.args;
ceruleanArgs = {
inherit systems root base nodes node;
inherit (node) system;
inherit (this) snow;
hostname = name;
inherit
(config)
nodes
;
in {
outputs.nixosConfigurations = mapNodes nodes (
{
base,
lib,
name,
node,
groupModules,
...
}: let
homeManager =
if node.homeManager != null
then node.homeManager
else if nodes.homeManager != null
then nodes.homeManager
else
warn ''
[snowflake] Neither `nodes.homeManager` nor `nodes.nodes.${name}.homeManager` were specified!
[snowflake] home-manager will NOT be used! User configuration will be ignored!
''
null;
_cerulean = {
inherit inputs userArgs ceruleanArgs homeManager;
specialArgs = userArgs // ceruleanArgs;
};
userArgs = nodes.args // node.args;
snowArgs = {
inherit systems snow root base nodes node;
inherit (node) system;
hostname = name;
_snow = {
inherit inputs userArgs snowArgs homeManager;
specialArgs = userArgs // snowArgs;
};
specialArgs = assert (userArgs
|> attrNames
|> all (argName:
! ceruleanArgs ? argName
|| abort ''
`specialArgs` are like super important to Cerulean my love... </3
But `args.${argName}` is a reserved argument name :(
''));
ceruleanArgs._cerulean.specialArgs;
in
lib.nixosSystem {
inherit (node) system;
inherit specialArgs;
modules =
[
self.nixosModules.default
(this.findImport /${root}/hosts/${name})
]
++ (groupModules root)
++ node.modules
++ nodes.modules;
}
);
};
specialArgs = assert (userArgs
|> attrNames
|> all (argName:
! snowArgs ? argName
|| abort ''
`specialArgs` are like super important to Snow my love... </3
But `args.${argName}` is a reserved argument name :(
''));
snowArgs._snow.specialArgs;
in
lib.nixosSystem {
inherit (node) system;
inherit specialArgs;
modules =
[
snow.nixosModules.default
(snow.findImport /${root}/hosts/${name})
]
++ (groupModules root)
++ node.modules
++ nodes.modules;
}
);
}