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Preserve existing Bitcoin data drive during reinstall

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Agent-Logs-Url: https://github.com/naturallaw777/staging_alpha/sessions/8a51f052-83d0-4079-8338-5cfdbb849aa2

Co-authored-by: naturallaw777 <99053422+naturallaw777@users.noreply.github.com>
This commit is contained in:
copilot-swe-agent[bot]
2026-04-15 20:13:18 +00:00
committed by GitHub
parent c8eb452a70
commit 846e2af705
2 changed files with 108 additions and 15 deletions
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iso/sovran-install-headless.sh
+28 -4
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@@ -24,6 +24,7 @@ ROLE="server"
DEPLOY_KEY=""
HEADSCALE_SERVER=""
HEADSCALE_KEY=""
DATA_DISK_HAS_TIMECHAIN=false
FLAKE="/etc/sovran/flake"
LOG="/tmp/sovran-headless-install.log"
@@ -102,19 +103,42 @@ part_suffix() {
fi
}
# ── Detect existing Bitcoin timechain data on data disk ───────────────────────
if [[ -n "$DATA_DISK" ]]; then
DATA_P1=$(part_suffix "$DATA_DISK" 1)
if [[ -b "$DATA_P1" ]]; then
DATA_LABEL=$(lsblk -no LABEL "$DATA_P1" 2>/dev/null | head -n1 || true)
if [[ "$DATA_LABEL" != "BTCEcoandBackup" ]]; then
DATA_LABEL=$(blkid -o value -s LABEL "$DATA_P1" 2>/dev/null || true)
fi
if [[ "$DATA_LABEL" == "BTCEcoandBackup" ]]; then
CHECK_MOUNT=$(mktemp -d /tmp/sovran-data-check.XXXXXX)
if mount -o ro "$DATA_P1" "$CHECK_MOUNT" 2>/dev/null; then
if [[ -d "$CHECK_MOUNT/BTCEcoandBackup/Bitcoin_Node" && -d "$CHECK_MOUNT/BTCEcoandBackup/Electrs_Data" ]]; then
DATA_DISK_HAS_TIMECHAIN=true
log "Existing Bitcoin timechain detected on data drive — preserving data"
fi
umount "$CHECK_MOUNT" || true
fi
rmdir "$CHECK_MOUNT" 2>/dev/null || true
fi
fi
fi
# ── Step 1: Wipe disks ────────────────────────────────────────────────────────
log "=== Wiping disk(s) ==="
sgdisk --zap-all "$DISK"
wipefs --all --force "$DISK"
if [[ -n "$DATA_DISK" ]]; then
if [[ -n "$DATA_DISK" && "$DATA_DISK_HAS_TIMECHAIN" != true ]]; then
sgdisk --zap-all "$DATA_DISK"
wipefs --all --force "$DATA_DISK"
fi
partprobe "$DISK"
[[ -n "$DATA_DISK" ]] && partprobe "$DATA_DISK"
[[ -n "$DATA_DISK" && "$DATA_DISK_HAS_TIMECHAIN" != true ]] && partprobe "$DATA_DISK"
sleep 2
# ── Step 2: Partition OS disk ─────────────────────────────────────────────────
@@ -129,7 +153,7 @@ partprobe "$DISK"
sleep 2
# ── Step 3: Partition data disk (if present) ──────────────────────────────────
if [[ -n "$DATA_DISK" ]]; then
if [[ -n "$DATA_DISK" && "$DATA_DISK_HAS_TIMECHAIN" != true ]]; then
log "=== Partitioning data disk ==="
sgdisk \
-n "1:1M:0" -t "1:8300" -c "1:primary" \
@@ -147,7 +171,7 @@ BOOT_P2=$(part_suffix "$DISK" 2)
mkfs.vfat -F 32 "$BOOT_P1"
mkfs.ext4 -F -L sovran_systemsos "$BOOT_P2"
if [[ -n "$DATA_DISK" ]]; then
if [[ -n "$DATA_DISK" && "$DATA_DISK_HAS_TIMECHAIN" != true ]]; then
DATA_P1=$(part_suffix "$DATA_DISK" 1)
mkfs.ext4 -F -L BTCEcoandBackup "$DATA_P1"
fi