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151 lines
3.6 KiB
Bash
151 lines
3.6 KiB
Bash
#!/usr/bin/env bash
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declare -a SSDs=(
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# '/dev/disk/by-id/abc123'
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)
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declare -a HDDs=(
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# '/dev/disk/by-id/def456'
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)
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declare -a DATA_DATASETS=(
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# 'dataset'
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)
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MNT='/mnt'
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SWAP_GB=32
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# Helper function to wait for devices
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wait_for_device() {
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local device=$1
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echo "Waiting for device: $device ..."
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while [[ ! -e $device ]]; do
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sleep 1
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done
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echo "Device $device is ready."
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}
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# Function to install a package if it's not already installed
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install_if_missing() {
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local cmd="$1"
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local package="$2"
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if ! command -v "$cmd" &> /dev/null; then
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echo "$cmd not found, installing $package..."
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nix-env -iA "nixos.$package"
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fi
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}
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install_if_missing "sgdisk" "gptfdisk"
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install_if_missing "partprobe" "parted"
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# Ensure swap parts are off
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swapoff --all
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udevadm settle
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### SSDs ###
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echo "Setting up SSDs..."
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# Wait for SSD devices to be ready
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for ssd in "${SSDs[@]}"; do
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wait_for_device "$ssd"
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done
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# Wipe and partition SSDs
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for i in "${!SSDs[@]}"; do
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ssd="${SSDs[$i]}"
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ssd_num=$((i + 1))
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echo "Processing SSD $ssd_num: $ssd"
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# Wipe filesystems
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wipefs -a "$ssd"
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# Clear part tables
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sgdisk --zap-all "$ssd"
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# Partition disk
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sgdisk -n1:1M:+1G -t1:EF00 -c1:BOOT$ssd_num "$ssd"
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sgdisk -n2:0:+"$SWAP_GB"G -t2:8200 -c2:SWAP$ssd_num "$ssd"
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sgdisk -n3:0:0 -t3:BF00 -c3:ROOT$ssd_num "$ssd"
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partprobe -s "$ssd"
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udevadm settle
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wait_for_device "${ssd}-part3"
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done
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# Create root pool
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echo "Creating root pool..."
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zpool create -f -o ashift=12 -o autotrim=on -R "$MNT" -O acltype=posixacl -O canmount=off -O dnodesize=auto -O normalization=formD -O relatime=on -O xattr=sa -O mountpoint=none rpool mirror "${SSDs[0]}"-part3 "${SSDs[1]}"-part3
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# Create and mount root system container
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zfs create -o canmount=noauto -o mountpoint=legacy rpool/root
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mount -o X-mount.mkdir -t zfs rpool/root "$MNT"
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# Create root datasets
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declare -a ROOT_DATASETS=('home' 'nix' 'tmp' 'var')
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for dataset in "${ROOT_DATASETS[@]}"; do
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zfs create -o mountpoint=legacy "rpool/$dataset"
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mount -o X-mount.mkdir -t zfs "rpool/$dataset" "$MNT/$dataset"
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done
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# Format boot and swap partitions
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for i in "${!SSDs[@]}"; do
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ssd="${SSDs[$i]}"
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ssd_num=$((i + 1))
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mkfs.vfat -F 32 -n BOOT$ssd_num "${ssd}"-part1
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mkswap -L SWAP$ssd_num "${ssd}"-part2
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swapon -L SWAP$ssd_num
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done
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# Mount first boot partition
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mount -t vfat -o fmask=0077,dmask=0077,iocharset=iso8859-1,X-mount.mkdir -L BOOT1 "$MNT"/boot
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### HDDs ###
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echo "Setting up HDDs..."
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# Wait for HDD devices to be ready
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for hdd in "${HDDs[@]}"; do
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wait_for_device "$hdd"
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done
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# Wipe and partition HDDs
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for i in "${!HDDs[@]}"; do
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hdd="${HDDs[$i]}"
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hdd_num=$((i + 1))
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echo "Processing HDD $hdd_num: $hdd"
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wipefs -a "$hdd"
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sgdisk --zap-all "$hdd"
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sgdisk -n1:0:0 -t1:BF00 -c1:DATA$hdd_num "$hdd"
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done
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udevadm settle
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# Wait for all HDD partitions to appear
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for hdd in "${HDDs[@]}"; do
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wait_for_device "${hdd}-part1"
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done
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# Create data pool
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echo "Creating data pool..."
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mkdir -p "$MNT"/data
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hdd_partitions=()
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for hdd in "${HDDs[@]}"; do
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hdd_partitions+=("${hdd}-part1")
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done
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zpool create -f -o ashift=12 -o autotrim=on -R "$MNT" -O acltype=posixacl -O xattr=sa -O dnodesize=auto -O compression=lz4 -O normalization=formD -O relatime=on -O mountpoint=none dpool raidz "${hdd_partitions[@]}"
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# Create and mount data root container
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zfs create -o canmount=noauto -o mountpoint=legacy dpool/data
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mount -o X-mount.mkdir -t zfs dpool/data "$MNT"/data
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# Create and mount data datasets
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for dataset in "${DATA_DATASETS[@]}"; do
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zfs create -o mountpoint=legacy "dpool/data/$dataset"
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mount -o X-mount.mkdir -t zfs "dpool/data/$dataset" "$MNT/data/$dataset"
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done
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echo "Setup complete."
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