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cli: consume diskoConfigurations or nixosConfigurations disko configs

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This commit is contained in:
lassulus 2023-05-20 13:55:25 +02:00
parent 1c31612335
commit 28d4e71950
4 changed files with 56 additions and 28 deletions
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68
cli.nix
View file

@ -14,31 +14,51 @@ let
inherit lib; inherit lib;
}; };
diskFormat = diskoAttr =
if flake != null then if noDeps then
(lib.attrByPath [ "diskoConfigurations" flakeAttr ] (builtins.abort "${flakeAttr} does not exist") (builtins.getFlake flake)) args {
create = "createScriptNoDeps";
mount = "mountScriptNoDeps";
zap_create_mount = "diskoNoDeps";
disko = "diskoNoDeps";
}.${mode}
else else
import diskoFile ({ inherit lib; } // args); {
create = "createScript";
mount = "mountScript";
zap_create_mount = "diskoScript";
disko = "diskoScript";
}.${mode};
hasDiskoConfigFlake =
diskoFile != null || lib.hasAttrByPath [ "diskoConfigurations" flakeAttr ] (builtins.getFlake flake);
hasDiskoModuleFlake =
lib.hasAttrByPath [ "nixosConfigurations" flakeAttr "config" "disko" "devices" ] (builtins.getFlake flake);
diskFormat =
let
diskoConfig =
if diskoFile != null then
import diskoFile
else
(builtins.getFlake flake).diskoConfigurations.${flakeAttr};
in
if builtins.isFunction diskoConfig then
diskoConfig ({ inherit lib; } // args)
else
diskoConfig;
diskoEval = diskoEval =
if noDeps then disko.${diskoAttr} diskFormat pkgs;
if (mode == "create") then
disko.createScriptNoDeps diskFormat pkgs diskoScript =
else if (mode == "mount") then if hasDiskoConfigFlake then
disko.mountScriptNoDeps diskFormat pkgs
else if (mode == "zap_create_mount") then
disko.zapCreateMountScriptNoDeps diskFormat pkgs
else
builtins.abort "invalid mode"
else
if (mode == "create") then
disko.createScript diskFormat pkgs
else if (mode == "mount") then
disko.mountScript diskFormat pkgs
else if (mode == "zap_create_mount") then
disko.zapCreateMountScript diskFormat pkgs
else
builtins.abort "invalid mode"
;
in
diskoEval diskoEval
else if (lib.traceValSeq hasDiskoModuleFlake) then
(builtins.getFlake flake).nixosConfigurations.${flakeAttr}.config.system.build.${diskoAttr}
else
(builtins.abort "neither diskoConfigurations.${flakeAttr} nor nixosConfigurations.${flakeAttr} found");
in
diskoScript

6
default.nix
View file

@ -34,12 +34,12 @@ in
mountScriptNoDeps = cfg: pkgs: (diskoLib.writeCheckedBash { inherit pkgs checked; noDeps = true; }) "disko-mount" '' mountScriptNoDeps = cfg: pkgs: (diskoLib.writeCheckedBash { inherit pkgs checked; noDeps = true; }) "disko-mount" ''
${diskoLib.mount (eval cfg).config.disko.devices} ${diskoLib.mount (eval cfg).config.disko.devices}
''; '';
zapCreateMount = cfg: diskoLib.zapCreateMount (eval cfg).config.disko.devices; disko = cfg: diskoLib.zapCreateMount (eval cfg).config.disko.devices;
zapCreateMountScript = cfg: pkgs: (diskoLib.writeCheckedBash { inherit pkgs checked; }) "disko-zap-create-mount" '' diskoScript = cfg: pkgs: (diskoLib.writeCheckedBash { inherit pkgs checked; }) "disko-zap-create-mount" ''
export PATH=${lib.makeBinPath (diskoLib.packages (eval cfg).config.disko.devices pkgs)}:$PATH export PATH=${lib.makeBinPath (diskoLib.packages (eval cfg).config.disko.devices pkgs)}:$PATH
${diskoLib.zapCreateMount (eval cfg).config.disko.devices} ${diskoLib.zapCreateMount (eval cfg).config.disko.devices}
''; '';
zapCreateMountScriptNoDeps = cfg: pkgs: (diskoLib.writeCheckedBash { inherit pkgs checked; noDeps = true; }) "disko-zap-create-mount" '' diskoNoDeps = cfg: pkgs: (diskoLib.writeCheckedBash { inherit pkgs checked; noDeps = true; }) "disko-zap-create-mount" ''
${diskoLib.zapCreateMount (eval cfg).config.disko.devices} ${diskoLib.zapCreateMount (eval cfg).config.disko.devices}
''; '';
config = cfg: { imports = diskoLib.config (eval cfg).config.disko.devices; }; config = cfg: { imports = diskoLib.config (eval cfg).config.disko.devices; };

10
module.nix
View file

@ -52,7 +52,15 @@ in
${diskoLib.zapCreateMount cfg.devices} ${diskoLib.zapCreateMount cfg.devices}
''; '';
# This is useful to skip copying executables uploading a script to an in-memory installer # These are useful to skip copying executables uploading a script to an in-memory installer
system.build.formatScriptNoDeps = (diskoLib.writeCheckedBash { inherit pkgs checked; noDeps = true; }) "disko-create" ''
${diskoLib.create cfg.devices}
'';
system.build.mountScriptNoDeps = (diskoLib.writeCheckedBash { inherit pkgs checked; noDeps = true; }) "disko-mount" ''
${diskoLib.mount cfg.devices}
'';
system.build.diskoNoDeps = (diskoLib.writeCheckedBash { inherit pkgs checked; noDeps = true; }) "disko" '' system.build.diskoNoDeps = (diskoLib.writeCheckedBash { inherit pkgs checked; noDeps = true; }) "disko" ''
${diskoLib.zapCreateMount cfg.devices} ${diskoLib.zapCreateMount cfg.devices}
''; '';

2
tests/lib.nix
View file

@ -28,7 +28,7 @@
tsp-generator = pkgs.callPackage ../. { checked = true; }; tsp-generator = pkgs.callPackage ../. { checked = true; };
tsp-create = (tsp-generator.createScript (import disko-config { disks = builtins.tail disks; inherit lib; })) pkgs; tsp-create = (tsp-generator.createScript (import disko-config { disks = builtins.tail disks; inherit lib; })) pkgs;
tsp-mount = (tsp-generator.mountScript (import disko-config { disks = builtins.tail disks; inherit lib; })) pkgs; tsp-mount = (tsp-generator.mountScript (import disko-config { disks = builtins.tail disks; inherit lib; })) pkgs;
tsp-disko = (tsp-generator.zapCreateMountScript (import disko-config { disks = builtins.tail disks; inherit lib; })) pkgs; tsp-disko = (tsp-generator.diskoScript (import disko-config { disks = builtins.tail disks; inherit lib; })) pkgs;
tsp-config = tsp-generator.config (import disko-config { inherit disks; inherit lib; }); tsp-config = tsp-generator.config (import disko-config { inherit disks; inherit lib; });
num-disks = builtins.length (lib.attrNames (import disko-config { inherit lib; }).disko.devices.disk); num-disks = builtins.length (lib.attrNames (import disko-config { inherit lib; }).disko.devices.disk);
installed-system = { modulesPath, ... }: { installed-system = { modulesPath, ... }: {