ZFS: Difference between revisions

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3 10487808 1000215175 471.9 GiB 8300 Linux filesystem

</syntaxhighlight>

'''Let's get our device names and put them as variables from now on.

Get the device ID in <code>/dev/disk/by-id/</code>, in our case here it is <code>nvme-SKHynix_HFS512GDE9X081N_FNB6N634510106K5O</code>

'''

BOOT=/dev/disk/by-id/nvme-SKHynix_HFS512GDE9X081N_FNB6N634510106K5O-part1

SWAP=/dev/disk/by-id/nvme-SKHynix_HFS512GDE9X081N_FNB6N634510106K5O-part2

DISK=/dev/disk/by-id/nvme-SKHynix_HFS512GDE9X081N_FNB6N634510106K5O-part3

'''Make zfs pool with encryption and mount points:'''

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zpool create -O encryption=on -O keyformat=passphrase -O keylocation=prompt -O compression=zstd -O mountpoint=none -O xattr=sa -O acltype=posixacl -o ashift=12 zpool ~~/dev/nvme0n1p3~~

zpool create -O encryption=on -O keyformat=passphrase -O keylocation=prompt -O compression=zstd -O mountpoint=none -O xattr=sa -O acltype=posixacl -o ashift=12 zpool $DISK

# enter the password to decrypt the pool at boot

Enter new passphrase:

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'''Format boot partition with fat as filesystem'''

mkfs.fat -F 32 -n boot ~~/dev/nvme0n1p1~~

mkfs.fat -F 32 -n boot $BOOT

</syntaxhighlight>

'''Enable swap'''

mkswap -L swap ~~/dev/nvme0n1p2~~

mkswap -L swap $SWAP

swapon ~~/dev/nvme0n1p2~~

swapon $SWAP

</syntaxhighlight>

'''Installation:'''

We're now using Disk IDs and not the device name because device names might change and NixOS Config Generation will be using the IDs anyway. Get the device ID in <code>/dev/disk/by-id/</code>, in our case here it is <code>nvme-SKHynix_HFS512GDE9X081N_FNB6N634510106K5O</code>

# Mount boot

mkdir -p /mnt/boot

mount ~~/dev/disk/by-id/nvme-SKHynix_HFS512GDE9X081N_FNB6N634510106K5O-part1~~ /mnt/boot

mount $BOOT /mnt/boot

# Generate the nixos config

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         10487808      1000215175   471.9 GiB   8300  Linux filesystem
 </syntaxhighlight>
+'''Let's get our device names and put them as variables from now on.
+Get the device ID in <code>/dev/disk/by-id/</code>, in our case here it is <code>nvme-SKHynix_HFS512GDE9X081N_FNB6N634510106K5O</code>
+'''
+<syntaxhighlight lang=bash>
+BOOT=/dev/disk/by-id/nvme-SKHynix_HFS512GDE9X081N_FNB6N634510106K5O-part1
+SWAP=/dev/disk/by-id/nvme-SKHynix_HFS512GDE9X081N_FNB6N634510106K5O-part2
+DISK=/dev/disk/by-id/nvme-SKHynix_HFS512GDE9X081N_FNB6N634510106K5O-part3
 '''Make zfs pool with encryption and mount points:'''
@@ Line 114: / Line 122: @@
 <syntaxhighlight lang="bash">
-zpool create -O encryption=on -O keyformat=passphrase -O keylocation=prompt -O compression=zstd -O mountpoint=none -O xattr=sa -O acltype=posixacl -o ashift=12 zpool /dev/nvme0n1p3
+zpool create -O encryption=on -O keyformat=passphrase -O keylocation=prompt -O compression=zstd -O mountpoint=none -O xattr=sa -O acltype=posixacl -o ashift=12 zpool $DISK
 # enter the password to decrypt the pool at boot
 Enter new passphrase:
@@ Line 150: / Line 158: @@
 '''Format boot partition with fat as filesystem'''
 <syntaxhighlight lang="bash">
-mkfs.fat -F 32 -n boot /dev/nvme0n1p1
+mkfs.fat -F 32 -n boot $BOOT
 </syntaxhighlight>
 '''Enable swap'''
 <syntaxhighlight lang="bash">
-mkswap -L swap /dev/nvme0n1p2
+mkswap -L swap $SWAP
-swapon /dev/nvme0n1p2
+swapon $SWAP
 </syntaxhighlight>
 '''Installation:'''
-We're now using Disk IDs and not the device name because device names might change and NixOS Config Generation will be using the IDs anyway. Get the device ID in <code>/dev/disk/by-id/</code>, in our case here it is <code>nvme-SKHynix_HFS512GDE9X081N_FNB6N634510106K5O</code>
 # Mount boot
 <syntaxhighlight lang="bash">
 mkdir -p /mnt/boot
-mount /dev/disk/by-id/nvme-SKHynix_HFS512GDE9X081N_FNB6N634510106K5O-part1 /mnt/boot
+mount $BOOT /mnt/boot
 # Generate the nixos config