neko bcachefs
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2 changed files with 82 additions and 113 deletions
120
neko/install.txt
120
neko/install.txt
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@ -1,3 +1,23 @@
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#
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# kill old efi boot stuff
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#
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efibootmgr
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efibootmgr -b 0 -B
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efibootmgr -b 1 -B
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efibootmgr -b 2 -B
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efibootmgr -b 3 -B
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efibootmgr -b 4 -B
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efibootmgr
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#
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# install script below
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#
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# fix unlocking https://nixos.wiki/wiki/Bcachefs
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nix-env -iA nixos.keyutils
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keyctl link @u @s
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# Defining some helper variables (these will be used in later code
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# blocks as well, so make sure to use the same terminal session or
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# redefine them later)
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@ -19,7 +39,8 @@ gdisk -l $DISK
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# create partitions
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parted $DISK -- mklabel gpt
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sgdisk -n 1:0:+1024M -c 1:"EFI System Partition" -t 1:EF00 $DISK
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sgdisk -n 2:0:0 -c 2:"Linux" -t 2:8e00 $DISK
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sgdisk -n 2:0:+256G -c 2:"nix" -t 2:8e00 $DISK
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sgdisk -n 3:0:0 -c 3:"data" -t 3:8e00 $DISK
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parted $DISK -- set 1 boot on
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sleep 5
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@ -30,33 +51,9 @@ cat /proc/partitions
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# boot partition
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mkfs.fat -F 32 -n EFIBOOT $DISK-part1
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# create the crypto containers
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cryptsetup luksFormat --sector-size 4096 --batch-mode --verify-passphrase $DISK-part2
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sleep 5
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# open them, set right options persistently
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cryptsetup luksOpen --allow-discards --perf-no_read_workqueue --perf-no_write_workqueue --persistent $DISK-part2 crypt-system
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sleep 5
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lsblk --fs
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# create btrfs with fast & strong checksumming and fast mounting
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mkfs.btrfs -f --csum xxhash --features block-group-tree /dev/mapper/crypt-system
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sleep 5
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btrfs filesystem show
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# create all the volumes
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mount /dev/mapper/crypt-system /mnt
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btrfs subvolume create /mnt/data
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btrfs subvolume create /mnt/nix
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sleep 5
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btrfs subvolume list /mnt
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# umount again, we will only use explicit subvolumes
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umount /mnt
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# create encrypted bcachefs
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bcachefs format --block_size=4096 --errors=ro --metadata_checksum=xxhash --data_checksum=xxhash --compression=lz4 --wide_macs --acl --encrypted --fs_label=nix --discard -f $DISK-part2
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bcachefs format --block_size=4096 --errors=ro --metadata_checksum=xxhash --data_checksum=xxhash --compression=lz4 --wide_macs --acl --encrypted --fs_label=data --discard -f $DISK-part3
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# prepare install
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mount -t tmpfs none /mnt
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@ -67,9 +64,9 @@ mkdir -p /mnt/{data,nix,home,boot,root,etc/nixos}
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# mount the ESP
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mount $DISK-part1 /mnt/boot
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# mount volumes
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mount -o subvol=data,noatime,nodiratime /dev/mapper/crypt-system /mnt/data
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mount -o subvol=nix,noatime,nodiratime /dev/mapper/crypt-system /mnt/nix
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# mount bcachefs stuff
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mount -o noatime,nodiratime $DISK-part2 /mnt/nix
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mount -o noatime,nodiratime $DISK-part3 /mnt/data
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# bind mount persistent stuff to data
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mkdir -p /mnt/{data/home,data/root,data/nixos/$HOST}
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@ -88,9 +85,11 @@ nixos-generate-config --root /mnt
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cp /mnt/etc/nixos/hardware-configuration.nix /tmp
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cp /mnt/etc/nixos/configuration.nix /tmp
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# copy data
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# copy config data
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rsync --checksum -vaR --delete /data /mnt
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# patch some paths there
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sudo scp -r /data/nixos root@192.168.13.100:/mnt/data
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# install
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@ -99,38 +98,15 @@ nixos-install --no-root-passwd --root /mnt
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# unmount all stuff
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umount -Rl /mnt
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cryptsetup luksClose crypt-system
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# sync all /data after the install
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sudo -E rsync -va --delete --one-file-system /data root@192.168.13.100:/
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#
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# after install tasks for extra file systems
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#
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# create projects disk
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DD=/dev/disk/by-id/nvme-Samsung_SSD_980_PRO_2TB_S69ENF0R846614L
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sgdisk --zap-all $DD
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blkdiscard -v $DD
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wipefs -a $DD
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sleep 5
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# create the crypto containers
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cryptsetup luksFormat --batch-mode --verify-passphrase $DD
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sleep 5
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# open them, set right options persistently
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cryptsetup luksOpen --allow-discards --perf-no_read_workqueue --perf-no_write_workqueue --persistent $DD crypt-projects
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sleep 5
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lsblk --fs
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# create btrfs with fast & strong checksumming and fast mounting
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mkfs.btrfs -f --csum xxhash --features block-group-tree /dev/mapper/crypt-projects
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sleep 5
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btrfs filesystem show
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# create vms disk
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DD=/dev/disk/by-id/nvme-CT2000P5PSSD8_213330E4ED05
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@ -140,19 +116,17 @@ wipefs -a $DD
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sleep 5
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# create the crypto containers
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cryptsetup luksFormat --batch-mode --verify-passphrase $DD
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# create encrypted bcachefs
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bcachefs format --block_size=4096 --errors=ro --metadata_checksum=xxhash --data_checksum=xxhash --compression=lz4 --wide_macs --acl --encrypted --fs_label=vms --discard -f $DD
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# create projects disk
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DD=/dev/disk/by-id/nvme-Samsung_SSD_980_PRO_2TB_S69ENF0R846614L
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sgdisk --zap-all $DD
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blkdiscard -v $DD
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wipefs -a $DD
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sleep 5
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# open them, set right options persistently
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cryptsetup luksOpen --allow-discards --perf-no_read_workqueue --perf-no_write_workqueue --persistent $DD crypt-vms
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sleep 5
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lsblk --fs
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# create btrfs with fast & strong checksumming and fast mounting
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mkfs.btrfs -f --csum xxhash --features block-group-tree /dev/mapper/crypt-vms
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sleep 5
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btrfs filesystem show
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# create encrypted bcachefs
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bcachefs format --block_size=4096 --errors=ro --metadata_checksum=xxhash --data_checksum=xxhash --compression=lz4 --wide_macs --acl --encrypted --fs_label=projects --discard -f $DD
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