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authorlassulus <lassulus@lassul.us>2018-07-17 19:16:00 +0200
committerlassulus <lassulus@lassul.us>2018-07-17 19:39:38 +0200
commitced8b1197cab1b71b1cfc26a0b81cbfe14c85380 (patch)
treed6d7dd98e06aa0c108b72398bad099062dd60fb7 /lib/default.nix
parent6fcd7fc2c443872a7a067b088eddb26d39614f28 (diff)
lib: add disko
Diffstat (limited to 'lib/default.nix')
-rw-r--r--lib/default.nix45
1 files changed, 45 insertions, 0 deletions
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; };
+ }