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Change from mirror to snapraid with quirks

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Raphaël Numbus
2026-01-25 13:16:46 +01:00
parent daa517a6bf
commit 1c1573c5b2
4 changed files with 96 additions and 119 deletions
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deploy.sh
+7 -36
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@@ -169,10 +169,9 @@ DISK_NAME=()
DISK_TYPE=()
DISK_HEALTH=()
DISK_ID=()
DISK_SIZE=()
DISK_SIZE_BYTES=()
for DISK in \$(lsblk -x SIZE -d -n -e 7,11 -o NAME); do
# Disk name and simple path
DISK_DEVPATH+=("/dev/\$DISK")
DISK_NAME+=("\$DISK")
@@ -185,8 +184,8 @@ for DISK in \$(lsblk -x SIZE -d -n -e 7,11 -o NAME); do
elif [[ "\$HDD" -eq 0 ]]; then DISK_TYPE+=("SSD");
else DISK_TYPE+=("Other")
fi
# Disk health
# Disk health
if [[ \$(echo "$REMOTE_PASS" | sudo -S smartctl -H /dev/\$DISK 2>/dev/null | grep 'self-assessment' | awk '{print \$6}') == "PASSED" ]]; then
DISK_HEALTH+=("PASSED")
else
@@ -194,9 +193,6 @@ for DISK in \$(lsblk -x SIZE -d -n -e 7,11 -o NAME); do
fi
# Disk ID
DISK_ID+=("\$(ls -l /dev/disk/by-id | grep -m1 "../../\$DISK" | awk '{print "/dev/disk/by-id/" \$9}')")
# Disk size
DISK_SIZE+=("\$(lsblk -x SIZE -d -n -e 7,11 -o SIZE /dev/\$DISK)")
DISK_SIZE_BYTES+=("\$(lsblk -x SIZE -d -n -e 7,11 -b -o SIZE /dev/\$DISK)")
done
echo "# Hardware detection results on \$(date)" > "${TMPFILE}"
@@ -218,9 +214,7 @@ for var in \
DISK_NAME \
DISK_TYPE \
DISK_HEALTH \
DISK_ID \
DISK_SIZE \
DISK_SIZE_BYTES; do
DISK_ID; do
declare -p \${var} | sed 's/^declare /declare -g /' >> "${TMPFILE}"
done
SSHEND
@@ -513,33 +507,8 @@ disks_generation() {
(envsubst < "templates/nix-config/disks/content.nix") >> final-nix-config/etc/nixos/disks/disko.nix
sed -i "s|/mnt/content-1|/mnt/data|" final-nix-config/etc/nixos/disks/disko.nix
# Mirror configuration
elif [[ "$CONTENT_DISK_NUMBER" -eq 1 && "$PARITY_DISK_NUMBER" -eq 1 ]]; then
export CONTENT_DISK_ID="${DATA_DISKS_ID[0]}"
export PARITY_DISK_ID="${DATA_DISKS_ID[1]}"
# Calculate partition size to avoid mdadm size mismatch warning
local SIZE1=0
local SIZE2=0
for k in "${!DISK_ID[@]}"; do
[[ "${DISK_ID[$k]}" == "$CONTENT_DISK_ID" ]] && SIZE1="${DISK_SIZE_BYTES[$k]}"
[[ "${DISK_ID[$k]}" == "$PARITY_DISK_ID" ]] && SIZE2="${DISK_SIZE_BYTES[$k]}"
done
# Fallback to devpath if ID lookup failed
if [[ "$SIZE1" == "0" ]]; then for k in "${!DISK_DEVPATH[@]}"; do [[ "${DISK_DEVPATH[$k]}" == "$CONTENT_DISK_ID" ]] && SIZE1="${DISK_SIZE_BYTES[$k]}"; done; fi
if [[ "$SIZE2" == "0" ]]; then for k in "${!DISK_DEVPATH[@]}"; do [[ "${DISK_DEVPATH[$k]}" == "$PARITY_DISK_ID" ]] && SIZE2="${DISK_SIZE_BYTES[$k]}"; done; fi
local MIN_SIZE=$SIZE1
if [[ "$SIZE2" -lt "$SIZE1" ]]; then MIN_SIZE=$SIZE2; fi
# Subtract 2GB for safety (headers, rounding)
local PART_SIZE_GIB=$(( (MIN_SIZE - 2147483648) / 1024 / 1024 / 1024 ))
export PARTITION_SIZE="${PART_SIZE_GIB}G"
(envsubst < "templates/nix-config/disks/mirror.nix") >> final-nix-config/etc/nixos/disks/disko.nix
# SnapRAID configuration
elif [[ "$CONTENT_DISK_NUMBER" -gt 1 ]]; then
elif [[ ${CONTENT_DISK_NUMBER} -gt 0 && ${PARITY_DISK_NUMBER} -gt 0 ]]; then
sed -i "s|# ./disks/snapraid.nix| ./disks/snapraid.nix|" final-nix-config/etc/nixos/configuration.nix
j=0
for i in $(seq 0 $(($CONTENT_DISK_NUMBER - 1))); do
@@ -570,14 +539,16 @@ disks_generation() {
MOUNT_DEPENDENCIES_STOP+=" \${pkgs.cryptsetup}/bin/cryptsetup close crypted-parity-${j}"$'\n'
done
echo -e "\n ✅ Generated $PARITY_DISK_NUMBER parity disk configuration(s)."
[[ ${CONTENT_DISK_NUMBER} -eq 1 && ${PARITY_DISK_NUMBER} ]] && SNAPRAID_CONTENT_FILES+=" \"/mnt/content-0/snapraid.content\""$'\n'
export SNAPRAID_CONTENT_FILES
export SNAPRAID_DATA_DISKS
export SNAPRAID_PARITY_FILES
export MOUNT_DEPENDENCIES_START
export MOUNT_DEPENDENCIES_STOP
envsubst < templates/nix-config/disks/snapraid.nix > final-nix-config/etc/nixos/disks/snapraid.nix
fi
envsubst < templates/nix-config/disks/snapraid.nix > final-nix-config/etc/nixos/disks/snapraid.nix
# Close the disko.nix block
cat <<'EOF' >> final-nix-config/etc/nixos/disks/disko.nix
};