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kubesolo-os/init/lib/20-persistent-mount.sh
Adolfo Delorenzo d9ac58418d
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fix: macOS dev VM, CA certs, DNS fallback, Portainer Edge integration
- dev-vm.sh: rewrite for macOS (bsdtar ISO extraction, Homebrew mkfs.ext4
  detection, direct kernel boot, TCG acceleration, port 8080 forwarding)
- inject-kubesolo.sh: add CA certificates bundle from builder so containerd
  can verify TLS when pulling from registries (Docker Hub, etc.)
- 50-network.sh: add DNS fallback (10.0.2.3 + 8.8.8.8) when DHCP client
  doesn't populate /etc/resolv.conf
- 90-kubesolo.sh: serve kubeconfig via HTTP on port 8080 for reliable
  retrieval from host, add 127.0.0.1 and 10.0.2.15 to API server SANs
- portainer.go: add headless Service to Edge Agent manifest (required for
  agent peer discovery DNS lookup)
- 10-parse-cmdline.sh + init.sh: add kubesolo.edge_id/edge_key boot params
- 20-persistent-mount.sh: auto-format unformatted data disks on first boot
- hack/fix-portainer-service.sh: helper to patch running cluster

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-12 02:11:31 -06:00

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#!/bin/sh
# 20-persistent-mount.sh — Mount persistent data partition and bind-mount writable paths
if [ "$KUBESOLO_NOPERSIST" = "1" ]; then
log "Running in RAM-only mode — no persistent storage"
# Create tmpfs-backed directories so KubeSolo has somewhere to write
mkdir -p /var/lib/kubesolo /var/lib/containerd /etc/kubesolo /var/log /usr/local
return 0
fi
# Load block device drivers before waiting (modules loaded later in stage 30,
# but we need virtio_blk available NOW for /dev/vda detection)
modprobe virtio_blk 2>/dev/null || true
# Trigger mdev to create device nodes after loading driver
mdev -s 2>/dev/null || true
# Fallback: create device node from sysfs if devtmpfs/mdev didn't
DEV_NAME="${KUBESOLO_DATA_DEV##*/}"
if [ ! -b "$KUBESOLO_DATA_DEV" ] && [ -f "/sys/class/block/$DEV_NAME/dev" ]; then
MAJMIN=$(cat "/sys/class/block/$DEV_NAME/dev")
mknod "$KUBESOLO_DATA_DEV" b "${MAJMIN%%:*}" "${MAJMIN##*:}" 2>/dev/null || true
log "Created $KUBESOLO_DATA_DEV via mknod ($MAJMIN)"
fi
# Wait for device to appear (USB, slow disks, virtio)
log "Waiting for data device: $KUBESOLO_DATA_DEV"
WAIT_SECS=30
for i in $(seq 1 "$WAIT_SECS"); do
[ -b "$KUBESOLO_DATA_DEV" ] && break
mdev -s 2>/dev/null || true
sleep 1
done
if [ ! -b "$KUBESOLO_DATA_DEV" ]; then
log_err "Data device $KUBESOLO_DATA_DEV not found after ${WAIT_SECS}s"
return 1
fi
# Mount data partition (format on first boot if unformatted)
mkdir -p "$DATA_MOUNT"
if ! mount -t ext4 -o noatime "$KUBESOLO_DATA_DEV" "$DATA_MOUNT" 2>/dev/null; then
log "Formatting $KUBESOLO_DATA_DEV as ext4 (first boot)"
mkfs.ext4 -q -L KSOLODATA "$KUBESOLO_DATA_DEV" || {
log_err "Failed to format $KUBESOLO_DATA_DEV"
return 1
}
mount -t ext4 -o noatime "$KUBESOLO_DATA_DEV" "$DATA_MOUNT" || {
log_err "Failed to mount $KUBESOLO_DATA_DEV after format"
return 1
}
fi
log_ok "Mounted $KUBESOLO_DATA_DEV at $DATA_MOUNT"
# Create persistent directory structure (first boot)
for dir in kubesolo containerd etc-kubesolo log usr-local network; do
mkdir -p "$DATA_MOUNT/$dir"
done
# Ensure target mount points exist
mkdir -p /var/lib/kubesolo /var/lib/containerd /etc/kubesolo /var/log /usr/local
# Bind mount persistent paths
mount --bind "$DATA_MOUNT/kubesolo" /var/lib/kubesolo
mount --bind "$DATA_MOUNT/containerd" /var/lib/containerd
mount --bind "$DATA_MOUNT/etc-kubesolo" /etc/kubesolo
mount --bind "$DATA_MOUNT/log" /var/log
mount --bind "$DATA_MOUNT/usr-local" /usr/local
log_ok "Persistent bind mounts configured"