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authorlassulus <lassulus@lassul.us>2018-07-19 20:35:04 +0200
committerlassulus <lassulus@lassul.us>2018-07-19 21:32:10 +0200
commit6232ab30786768118fe130d80fc980cec48b08e7 (patch)
tree4849d875977ad5269e5ae450538478b2345bfbb9
parentbff1223462a996c5697c4ff41c5c076366394612 (diff)
generate nixos config from definition, split into format & config
-rw-r--r--example/default.nix5
-rw-r--r--lib/default.nix59
2 files changed, 47 insertions, 17 deletions
diff --git a/example/default.nix b/example/default.nix
index cdcb359..cb98853 100644
--- a/example/default.nix
+++ b/example/default.nix
@@ -2,4 +2,7 @@
with import ../lib;
- disko "/dev/sda" (import ./config.nix)
+{
+ format = format "/dev/sda" (import ./config.nix);
+ config = config "/dev/sda" (import ./config.nix);
+}
diff --git a/lib/default.nix b/lib/default.nix
index 00ea728..2075b27 100644
--- a/lib/default.nix
+++ b/lib/default.nix
@@ -3,43 +3,70 @@ with builtins;
let
- f = q: x: fun.${x.type} q x;
+ config-f = q: x: config.${x.type} q x;
- fun.filesystem = q: x: ''
+ config.filesystem = q: x: {
+ fileSystems.${x.mountpoint} = {
+ device = q.device;
+ fsType = x.format;
+ };
+ };
+
+ config.lv = q: x:
+ config-f { device = "/dev/${q.vgname}/${q.name}"; } x.content;
+
+ config.luks = q: x: {
+ boot.initrd.luks.devices.${x.name}.device = q.device;
+ } // config-f { device = "/dev/mapper/${x.name}"; } x.content;
+
+ config.lvm = q: x:
+ foldl' mergeAttrs {} (mapAttrsToList (name: config-f { inherit name; vgname = x.name; }) x.lvs);
+
+ config.partition = q: x:
+ config-f { device = q.device + toString q.index; } x.content;
+
+ config.table = q: x:
+ foldl' mergeAttrs {} (imap (index: config-f (q // { inherit index; })) x.partitions);
+
+
+ format-f = q: x: format.${x.type} q x;
+
+ format.filesystem = q: x: ''
mkfs.${x.format} ${q.device}
'';
- fun.luks = q: x: ''
- cryptsetup -q luksFormat ${q.device} ${x.keyfile}
- cryptsetup luksOpen ${q.device} ${x.name} --key-file ${x.keyfile}
- ${f { device = "/dev/mapper/${x.name}"; } x.content}
+ format.lv = q: x: ''
+ lvcreate -L ${x.size} -n ${q.name} ${q.vgname}
+ ${format-f { device = "/dev/${q.vgname}/${q.name}"; } x.content}
'';
- fun.lv = q: x: ''
- lvcreate -L ${x.size} -n ${q.name} ${q.vgname}
- ${f { device = "/dev/${q.vgname}/${q.name}"; } x.content}
+ format.luks = q: x: ''
+ cryptsetup -q luksFormat ${q.device} ${x.keyfile}
+ cryptsetup luksOpen ${q.device} ${x.name} --key-file ${x.keyfile}
+ ${format-f { device = "/dev/mapper/${x.name}"; } x.content}
'';
- fun.lvm = q: x: ''
+ format.lvm = q: x: ''
pvcreate ${q.device}
vgcreate ${x.name} ${q.device}
- ${concatStrings (mapAttrsToList (name: f { inherit name; vgname = x.name; }) x.lvs)}
+ ${concatStrings (mapAttrsToList (name: format-f { inherit name; vgname = x.name; }) x.lvs)}
'';
- fun.partition = q: x: ''
+ format.partition = q: x: ''
parted -s ${q.device} mkpart ${x.part-type} ${x.fs-type or ""} ${x.start} ${x.end}
${optionalString (x.bootable or false) ''
parted -s ${q.device} set ${toString q.index} boot on
''}
- ${f { device = q.device + toString q.index; } x.content}
+ ${format-f { device = q.device + toString q.index; } x.content}
'';
- fun.table = q: x: ''
+ format.table = q: x: ''
parted -s ${q.device} mklabel ${x.format}
- ${concatStrings (imap (index: f (q // { inherit index; })) x.partitions)}
+ ${concatStrings (imap (index: format-f (q // { inherit index; })) x.partitions)}
'';
in
{
- disko = device: f { inherit device; };
+ config = device: config-f { inherit device; };
+ format = device: format-f { inherit device; };
}