96 lines
2.6 KiB
Nix
96 lines
2.6 KiB
Nix
{
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config,
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lib,
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...
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}: let
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inherit
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(lib)
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flip
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mapAttrs
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attrNames
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mkOption
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types
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mkMerge
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isAttrs
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;
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in {
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# Expose a home manager module for each user that allows extending
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# environment.persistence.${sourceDir}.users.${userName} simply by
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# specifying home.persistence.${sourceDir} in home manager.
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home-manager.sharedModules = [
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{
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options.home.persistence = mkOption {
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description = "Additional persistence config for the given source path";
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default = {};
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type = types.attrsOf (types.submodule {
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options = {
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files = mkOption {
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description = "Additional files to persist via NixOS impermanence.";
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type = types.listOf (types.either types.attrs types.str);
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default = [];
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};
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directories = mkOption {
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description = "Additional directories to persist via NixOS impermanence.";
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type = types.listOf (types.either types.attrs types.str);
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default = [];
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};
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};
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});
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};
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}
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];
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# For each user that has a home-manager config, merge the locally defined
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# persistence options that we defined above.
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imports = let
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mkUserFiles = map (x:
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{parentDirectory.mode = "700";}
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// (
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if isAttrs x
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then x
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else {file = x;}
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));
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mkUserDirs = map (x:
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{mode = "700";}
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// (
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if isAttrs x
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then x
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else {directory = x;}
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));
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in [
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{
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environment.persistence = mkMerge (
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flip map
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(attrNames config.home-manager.users)
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(
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user: let
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hmUserCfg = config.home-manager.users.${user};
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in
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flip mapAttrs hmUserCfg.home.persistence
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(_: sourceCfg: {
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users.${user} = {
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# This needs to be set for allo users with non
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# standart home (not /home/<userName>
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# due to nixpkgs it
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# can't be deduced from homeDirectory
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# as there will be infinite recursion
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# If this setting is forgotten there
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# are assertions in place warning you
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home =
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{
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patrick = "/home/patrick";
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root = "/root";
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}
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.${user}
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or {};
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files = mkUserFiles sourceCfg.files;
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directories = mkUserDirs sourceCfg.directories;
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};
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})
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)
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);
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}
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];
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}
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