make dynamicism/default.nix a stub for dynamicism.nix
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Qyriad
parent
d7a0cbefe5
commit
15641360ca
3 changed files with 147 additions and 144 deletions
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@ -1,145 +1,5 @@
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{ pkgs, lib, config, options, ... }:
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let
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inherit (lib.options)
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mkOption
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showOption
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;
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inherit (lib.asserts)
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checkAssertWarn
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;
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t = lib.types;
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{ ... }:
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inherit (import ./lib.nix { inherit lib; })
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typeCheck
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convenientAttrPath
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concatFoldl
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recUpdateFoldl
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recUpdateFoldlAttrs
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;
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evalNixos = import (pkgs.path + "/nixos");
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opts = options.dynamicism;
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subOpts = lib.mapAttrs (_: metaAttr: metaAttr.configuration.options) options.dynamicism.for.valueMeta.attrs;
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finalSettingsFor = { ... }@submod: recUpdateFoldl (optPath:
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lib.setAttrByPath optPath (lib.getAttrFromPath optPath config)
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) submod.source-options;
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ourAssertions = lib.concatAttrValues {
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unitsExist = subOpts
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|> lib.attrValues
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|> concatFoldl (submod: submod.systemd-services-updated.value
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|> lib.map (unit: {
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assertion = config.systemd.units.${unit}.enable or false;
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message = ''
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${showOption submod.systemd-services-updated.loc}' specified non-existent unit '${unit}'
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'';
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})
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|> lib.optionals submod.enable.value
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);
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optsExist = concatFoldl (submod: lib.optionals submod.enable.value (lib.map (optPath: {
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assertion = lib.hasAttrByPath optPath options;
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message = "'${showOption submod.source-options.loc}' specified non-existent option '${showOption optPath}'";
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}) submod.source-options.value)) (lib.attrValues subOpts);
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};
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in
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{
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#
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# Interface.
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#
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options.dynamicism = {
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for = mkOption {
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type = t.attrsOf (t.submoduleWith {
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modules = [ ./submodule.nix ];
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shorthandOnlyDefinesConfig = false;
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specialArgs = { inherit pkgs; };
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});
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default = { };
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};
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finalSettings = mkOption {
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type = t.attrsOf t.raw;
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internal = true;
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readOnly = true;
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description = ''
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Attrset of each `source-options` tree to their actual values.
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'';
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};
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doChange = mkOption {
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type = t.functionTo t.pathInStore;
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readOnly = true;
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description = ''
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The function to call to Do The Thing.
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'';
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};
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};
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# Assertions.
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config.assertions = ourAssertions;
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#
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# Generic implementation.
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#
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config.system.activationScripts."dynamicism-reset" = {
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deps = [ "etc" "stdio" "specialfs" ];
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text = ''
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echo "DYNIX: removing existing systemd dropins"
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# FIXME: do for each enabled submodule
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if [[ -d /run/systemd/system ]]; then
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rm -v /run/systemd/system/*/dynix-*.conf || true
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fi
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'';
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};
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config.dynamicism = {
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doChange = {
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option,
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value,
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configuration ? builtins.getEnv "NIXOS_CONFIG",
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}: let
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loc = opts.doChange.loc ++ [ "(function argument)" "value" ];
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option' = typeCheck loc convenientAttrPath option;
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nixosAfter = evalNixos {
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configuration = { config, ... }: {
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imports = [
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configuration
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(lib.setAttrByPath option' (lib.mkOverride (-999) value))
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];
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environment.systemPackages = [
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config.dynamicism.for.gotosocial.activate
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];
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};
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};
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allActivations = config.dynamicism.for
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|> lib.filterAttrs (name: submod: submod.enable)
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|> lib.mapAttrsToList (name: submod: submod.activate);
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allActivationScripts = pkgs.writeShellApplication {
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name = "dynamicism-activate";
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runtimeInputs = allActivations;
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text = nixosAfter.config.dynamicism.for
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|> lib.filterAttrs (name: submod: submod.enable)
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|> lib.mapAttrsToList (name: submod: ''
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echo "Activating dynamicism for ${name}"
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${lib.getExe submod.activate}
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'')
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|> lib.concatStringsSep "\n";
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};
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in allActivationScripts;
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finalSettings = config.dynamicism.for
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|> recUpdateFoldlAttrs (name: { ... }@submod: finalSettingsFor submod)
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|> checkAssertWarn ourAssertions [ ];
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};
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# Implementations.
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imports = [
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./gotosocial.nix
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./harmonia.nix
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#./tzupdate.nix
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];
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imports = [ ./dynamicism.nix ];
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}
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145
modules/dynamicism/dynamicism.nix
Normal file
145
modules/dynamicism/dynamicism.nix
Normal file
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@ -0,0 +1,145 @@
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{ pkgs, lib, config, options, ... }:
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let
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inherit (lib.options)
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mkOption
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showOption
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;
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inherit (lib.asserts)
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checkAssertWarn
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;
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t = lib.types;
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inherit (import ./lib.nix { inherit lib; })
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typeCheck
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convenientAttrPath
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concatFoldl
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recUpdateFoldl
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recUpdateFoldlAttrs
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;
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evalNixos = import (pkgs.path + "/nixos");
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opts = options.dynamicism;
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subOpts = lib.mapAttrs (_: metaAttr: metaAttr.configuration.options) options.dynamicism.for.valueMeta.attrs;
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finalSettingsFor = { ... }@submod: recUpdateFoldl (optPath:
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lib.setAttrByPath optPath (lib.getAttrFromPath optPath config)
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) submod.source-options;
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ourAssertions = lib.concatAttrValues {
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unitsExist = subOpts
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|> lib.attrValues
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|> concatFoldl (submod: submod.systemd-services-updated.value
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|> lib.map (unit: {
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assertion = config.systemd.units.${unit}.enable or false;
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message = ''
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${showOption submod.systemd-services-updated.loc}' specified non-existent unit '${unit}'
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'';
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})
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|> lib.optionals submod.enable.value
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);
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optsExist = concatFoldl (submod: lib.optionals submod.enable.value (lib.map (optPath: {
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assertion = lib.hasAttrByPath optPath options;
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message = "'${showOption submod.source-options.loc}' specified non-existent option '${showOption optPath}'";
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}) submod.source-options.value)) (lib.attrValues subOpts);
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};
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in
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{
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#
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# Interface.
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#
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options.dynamicism = {
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for = mkOption {
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type = t.attrsOf (t.submoduleWith {
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modules = [ ./submodule.nix ];
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shorthandOnlyDefinesConfig = false;
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specialArgs = { inherit pkgs; };
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});
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default = { };
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};
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finalSettings = mkOption {
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type = t.attrsOf t.raw;
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internal = true;
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readOnly = true;
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description = ''
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Attrset of each `source-options` tree to their actual values.
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'';
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};
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doChange = mkOption {
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type = t.functionTo t.pathInStore;
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readOnly = true;
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description = ''
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The function to call to Do The Thing.
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'';
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};
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};
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# Assertions.
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config.assertions = ourAssertions;
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#
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# Generic implementation.
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#
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config.system.activationScripts."dynamicism-reset" = {
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deps = [ "etc" "stdio" "specialfs" ];
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text = ''
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echo "DYNIX: removing existing systemd dropins"
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# FIXME: do for each enabled submodule
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if [[ -d /run/systemd/system ]]; then
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rm -v /run/systemd/system/*/dynix-*.conf || true
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fi
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'';
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};
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config.dynamicism = {
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doChange = {
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option,
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value,
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configuration ? builtins.getEnv "NIXOS_CONFIG",
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}: let
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loc = opts.doChange.loc ++ [ "(function argument)" "value" ];
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option' = typeCheck loc convenientAttrPath option;
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nixosAfter = evalNixos {
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configuration = { config, ... }: {
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imports = [
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configuration
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(lib.setAttrByPath option' (lib.mkOverride (-999) value))
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];
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environment.systemPackages = [
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config.dynamicism.for.gotosocial.activate
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];
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};
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};
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allActivations = config.dynamicism.for
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|> lib.filterAttrs (name: submod: submod.enable)
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|> lib.mapAttrsToList (name: submod: submod.activate);
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allActivationScripts = pkgs.writeShellApplication {
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name = "dynamicism-activate";
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runtimeInputs = allActivations;
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text = nixosAfter.config.dynamicism.for
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|> lib.filterAttrs (name: submod: submod.enable)
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|> lib.mapAttrsToList (name: submod: ''
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echo "Activating dynamicism for ${name}"
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${lib.getExe submod.activate}
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'')
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|> lib.concatStringsSep "\n";
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};
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in allActivationScripts;
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finalSettings = config.dynamicism.for
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|> recUpdateFoldlAttrs (name: { ... }@submod: finalSettingsFor submod)
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|> checkAssertWarn ourAssertions [ ];
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};
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# Implementations.
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imports = [
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./gotosocial.nix
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./harmonia.nix
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#./tzupdate.nix
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];
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}
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@ -1,7 +1,5 @@
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{ pkgs, lib, config, ... }:
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let
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cfg = config.dynamicism.for.gotosocial;
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settingsFormat = pkgs.formats.yaml { };
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configFile = settingsFormat.generate "gotosocial-override.yml" config.services.gotosocial.settings;
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in
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