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authorlassulus <lassulus@lassul.us>2020-01-11 21:02:26 +0100
committerlassulus <lassulus@lassul.us>2020-01-11 21:02:26 +0100
commit1774a149f944345ac409226ec09fdfa9da970ef2 (patch)
tree845db99e73ed08848fc3ad5c85799bb3034b21b4
parentf1a507bb48cca25ec89d3657098f4f9034823a4d (diff)
l init: rework with xfs and luksPassword
-rw-r--r--lass/5pkgs/init/default.nix49
1 files changed, 15 insertions, 34 deletions
diff --git a/lass/5pkgs/init/default.nix b/lass/5pkgs/init/default.nix
index b386fa94b..cbcfe2c00 100644
--- a/lass/5pkgs/init/default.nix
+++ b/lass/5pkgs/init/default.nix
@@ -1,25 +1,20 @@
-{ pkgs, lib, pubkey ? "", disk ? "/dev/sda", vgname ? "pool", luksmap ? "luksmap", keyfile ? "/root/keyfile", ... }:
+{ pkgs, lib, vgname ? "vgname", luksmap ? "luksmap", ... }:
with lib;
-pkgs.writeText "init" ''
- #! /bin/sh
- # usage: curl xu/~tv/init | sh
+pkgs.writeScript "init" ''
+ #!/usr/bin/env nix-shell
+ #! nix-shell -i bash -p jq parted libxfs
set -efu
- # TODO nix-env -f '<nixpkgs>' -iA jq # if not exists (also version)
- # install at tmp location
+ disk=$1
- case $(cat /proc/cmdline) in
- *' root=LABEL=NIXOS_ISO '*) :;;
- *) echo Error: unknown operating system >&2; exit 1;;
- esac
-
- keyfile=${keyfile}
-
- disk=${disk}
+ if mount | grep -q "$disk"; then
+ echo "target device is already mounted, bailout"
+ exit 2
+ fi
- luksdev=${disk}3
+ luksdev="$disk"3
luksmap=/dev/mapper/${luksmap}
vgname=${vgname}
@@ -29,13 +24,7 @@ pkgs.writeText "init" ''
rootdev=/dev/mapper/${vgname}-root
homedev=/dev/mapper/${vgname}-home
- #
- #generate keyfile
- #
-
- if ! test -e "$keyfile"; then
- dd if=/dev/urandom bs=512 count=2048 of=$keyfile
- fi
+ read -p "LUKS Password: " lukspw
#
# partitioning
@@ -61,14 +50,13 @@ pkgs.writeText "init" ''
if ! cryptsetup isLuks "$luksdev"; then
# aes xts-plain64
- cryptsetup luksFormat "$luksdev" "$keyfile" \
+ echo -n "$lukspw" | cryptsetup luksFormat "$luksdev" - \
-h sha512 \
--iter-time 5000
fi
if ! test -e "$luksmap"; then
- cryptsetup luksOpen "$luksdev" "$(basename "$luksmap")" \
- --key-file "$keyfile"
+ echo "$lukspw" | cryptsetup luksOpen "$luksdev" "$(basename "$luksmap")" -
fi
# cryptsetup close
@@ -95,11 +83,11 @@ pkgs.writeText "init" ''
fi
if ! test "$(blkid -o value -s TYPE "$rootdev")" = btrfs; then
- mkfs.btrfs "$rootdev"
+ mkfs.xfs "$rootdev"
fi
if ! test "$(blkid -o value -s TYPE "$homedev")" = btrfs; then
- mkfs.btrfs "$homedev"
+ mkfs.xfs "$homedev"
fi
@@ -134,12 +122,5 @@ pkgs.writeText "init" ''
parted "$disk" print
lsblk "$disk"
- key='${pubkey}'
- if [ "$(cat /root/.ssh/authorized_keys 2>/dev/null)" != "$key" ]; then
- mkdir -p /root/.ssh
- echo "$key" > /root/.ssh/authorized_keys
- fi
- systemctl start sshd
- ip route
echo READY.
''