62 lines
1.9 KiB
Nix
62 lines
1.9 KiB
Nix
{ nixpkgs, home-manager, mailserver, ... }:
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let
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inherit (builtins) filter attrValues concatMap mapAttrs;
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inherit (nixpkgs.lib.attrsets) mapAttrsToList;
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# Helper function to resolve what should be imported depending on the type of config (lxc, vm, bare metal)
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resolve_imports = let
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# lookup table
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import_cases = {
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"lxc" = [
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"${nixpkgs}/nixos/modules/virtualisation/lxc-container.nix"
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./common/generic-lxc.nix
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];
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"vm" = [ ./common/generic-vm.nix ];
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"local" = [ ];
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};
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in { hostname, realm, profile ? hostname, type ? "lxc", ... }:
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[
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home-manager.nixosModules.home-manager
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mailserver.nixosModules.mailserver
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./common
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"${./.}/hosts/${realm}/${profile}/configuration.nix"
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] ++ import_cases.${type};
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in {
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# Add to whatever realm a host belong to its list of tags
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add_realm_to_tags = mapAttrs (realm:
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mapAttrs (hostname:
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{ tags ? [ ], ... }@host:
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host // {
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tags = [ realm ] ++ tags;
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inherit realm;
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}));
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# Flatten all hosts to a single list
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flatten_hosts = realms:
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concatMap (mapAttrsToList (name: value: value // { hostname = name; }))
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(attrValues realms);
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# Filter out all hosts which aren't nixos
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filter_nix_hosts = filter ({ nix ? true, ... }: nix);
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# Helper function to build a colmena host definition
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mkColmenaHost = { ip ? null, hostname, tags, realm, type ? "lxc", ... }@host:
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let
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# this makes local apply work a bit nicer
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name = if realm == "thalassa" then hostname else "${hostname}.${realm}";
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in {
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"${name}" = {
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imports = resolve_imports host;
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networking = {
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hostName = hostname;
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domain = realm;
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};
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deployment = {
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inherit tags;
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targetHost = ip;
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allowLocalDeployment = type == "local";
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targetUser = null; # Defaults to $USER
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};
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};
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};
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}
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