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Add automatiion script for creating backup disks

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This commit is contained in:
clerie 2022-07-02 00:00:22 +02:00
parent 57223d02ac
commit 90df3c62aa
1 changed files with 19 additions and 1 deletions
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20
hosts/palladium/backup-scripts.nix
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@ -18,6 +18,24 @@ let
${pkgs.cryptsetup}/bin/cryptsetup luksClose external-drive
'';
cb-prepare = pkgs.writeScriptBin "cb-prepare" ''
echo "Formatting disk"
sgdisk -Z /dev/disk/by-path/pci-0000:00:12.0-ata-2
sgdisk -N 1 /dev/disk/by-path/pci-0000:00:12.0-ata-2
partprobe /dev/disk/by-path/pci-0000:00:12.0-ata-2
echo "Creating encrypted partition"
${pkgs.cryptsetup}/bin/cryptsetup luksFormat -c aes-xts-plain64 --hash=sha256 -s 256 /dev/disk/by-path/pci-0000:00:12.0-ata-2-part1
echo "Opening encrypted partition"
${pkgs.cryptsetup}/bin/cryptsetup luksOpen /dev/disk/by-path/pci-0000:00:12.0-ata-2-part1 external-drive
echo "Creating file system"
mkfs.ext4 /dev/mapper/external-drive
echo "Closing encrypted partition"
${pkgs.cryptsetup}/bin/cryptsetup luksClose external-drive
'';
in {
environment.systemPackages = [ cb-mount cb-unmount ];
environment.systemPackages = [ cb-mount cb-unmount cb-prepare ];
}