lib: add disko

2 files changed, 47 insertions, 43 deletions

diff --git a/example/default.nix b/example/default.nix
index 08d0b94..cdcb359 100644
--- a/example/default.nix
+++ b/example/default.nix
@@ -1,46 +1,5 @@
 # usage: nix-instantiate --eval --json --strict example | jq -r .
 
-with import <nixpkgs/lib>;
-with builtins;
+with import ../lib;
 
-let
-
-  f = q: x: fun.${x.type} q x;
-
-  fun.filesystem = q: x: ''
-    mkfs.${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}
-  '';
-
-  fun.lv = q: x: ''
-    lvcreate -L ${x.size} -n ${q.name} ${q.vgname}
-    ${f { device = "/dev/${q.vgname}/${q.name}"; } x.content}
-  '';
-
-  fun.lvm = q: x: ''
-    pvcreate ${q.device}
-    vgcreate ${x.name} ${q.device}
-    ${concatStrings (mapAttrsToList (name: f { inherit name; vgname = x.name; }) x.lvs)}
-  '';
-
-  fun.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}
-  '';
-
-  fun.table = q: x: ''
-    parted -s -a optimal ${q.device} mklabel ${x.format}
-    ${concatStrings (imap (index: f (q // { inherit index; })) x.partitions)}
-  '';
-
-in
-
-  f { device = "/dev/sda"; } (import ./config.nix)
+  disko "/dev/sda" (import ./config.nix)
diff --git a/lib/default.nix b/lib/default.nix
new file mode 100644
index 0000000..e1c9486
--- /dev/null
+++ b/lib/default.nix
@@ -0,0 +1,45 @@
+with import <nixpkgs/lib>;
+with builtins;
+
+let
+
+  f = q: x: fun.${x.type} q x;
+
+  fun.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}
+  '';
+
+  fun.lv = q: x: ''
+    lvcreate -L ${x.size} -n ${q.name} ${q.vgname}
+    ${f { device = "/dev/${q.vgname}/${q.name}"; } x.content}
+  '';
+
+  fun.lvm = q: x: ''
+    pvcreate ${q.device}
+    vgcreate ${x.name} ${q.device}
+    ${concatStrings (mapAttrsToList (name: f { inherit name; vgname = x.name; }) x.lvs)}
+  '';
+
+  fun.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}
+  '';
+
+  fun.table = q: x: ''
+    parted -s -a optimal ${q.device} mklabel ${x.format}
+    ${concatStrings (imap (index: f (q // { inherit index; })) x.partitions)}
+  '';
+
+in
+  {
+    disko = device: f { inherit device; };
+  }