Files
kubesolo-os/hack/dev-vm-arm64.sh
Adolfo Delorenzo 958524e6d8
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fix: Go version, test scripts, and shellcheck warnings from validation
- Dockerfile.builder: Go 1.24.0 → 1.25.5 (go.mod requires it)
- test-boot.sh: use direct kernel boot via ISO extraction instead of
  broken -cdrom + -append; fix boot marker to "KubeSolo is running"
  (Stage 90 blocks on wait, never emits "complete")
- test-security-hardening.sh: same direct kernel boot and marker fixes
- run-vm.sh, dev-vm.sh, dev-vm-arm64.sh: quote QEMU -net args to
  silence shellcheck SC2054
- fetch-components.sh, fetch-rpi-firmware.sh, dev-vm-arm64.sh: fix
  trap quoting (SC2064)

Validated: full Docker build, 94 Go tests pass, QEMU boot (73s),
security hardening test (6/6 pass, 1 AppArmor skip pending kernel
rebuild).

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-12 13:30:55 -06:00

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#!/bin/bash
# dev-vm-arm64.sh — Launch ARM64 QEMU VM for development
#
# Uses qemu-system-aarch64 with -machine virt to emulate an ARM64 system.
# This is useful for testing ARM64/RPi builds on x86_64 hosts.
#
# Usage:
# ./hack/dev-vm-arm64.sh # Use default kernel + initramfs
# ./hack/dev-vm-arm64.sh <kernel> <initramfs> # Specify custom paths
# ./hack/dev-vm-arm64.sh --debug # Enable debug logging
# ./hack/dev-vm-arm64.sh --shell # Drop to emergency shell
set -euo pipefail
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
VMLINUZ=""
INITRD=""
EXTRA_APPEND=""
# Parse arguments
for arg in "$@"; do
case "$arg" in
--shell) EXTRA_APPEND="$EXTRA_APPEND kubesolo.shell" ;;
--debug) EXTRA_APPEND="$EXTRA_APPEND kubesolo.debug" ;;
*)
if [ -z "$VMLINUZ" ]; then
VMLINUZ="$arg"
elif [ -z "$INITRD" ]; then
INITRD="$arg"
fi
;;
esac
done
# Defaults
VMLINUZ="${VMLINUZ:-$PROJECT_ROOT/build/cache/custom-kernel-arm64/Image}"
INITRD="${INITRD:-$PROJECT_ROOT/build/rootfs-work/kubesolo-os.gz}"
# Verify files exist
if [ ! -f "$VMLINUZ" ]; then
echo "ERROR: Kernel not found: $VMLINUZ"
echo " Run 'make kernel-arm64' to build the ARM64 kernel."
exit 1
fi
if [ ! -f "$INITRD" ]; then
echo "ERROR: Initrd not found: $INITRD"
echo " Run 'make initramfs' to build the initramfs."
exit 1
fi
# Find mkfs.ext4
MKFS_EXT4=""
if command -v mkfs.ext4 >/dev/null 2>&1; then
MKFS_EXT4="mkfs.ext4"
elif [ -x "/opt/homebrew/opt/e2fsprogs/sbin/mkfs.ext4" ]; then
MKFS_EXT4="/opt/homebrew/opt/e2fsprogs/sbin/mkfs.ext4"
elif [ -x "/usr/local/opt/e2fsprogs/sbin/mkfs.ext4" ]; then
MKFS_EXT4="/usr/local/opt/e2fsprogs/sbin/mkfs.ext4"
fi
if [ -z "$MKFS_EXT4" ]; then
echo "ERROR: mkfs.ext4 not found. Install e2fsprogs:"
if [ "$(uname)" = "Darwin" ]; then
echo " brew install e2fsprogs"
else
echo " apt install e2fsprogs # Debian/Ubuntu"
echo " dnf install e2fsprogs # Fedora/RHEL"
fi
exit 1
fi
# Create data disk
DATA_DISK="$(mktemp /tmp/kubesolo-arm64-data-XXXXXX).img"
dd if=/dev/zero of="$DATA_DISK" bs=1M count=1024 2>/dev/null
"$MKFS_EXT4" -q -L KSOLODATA "$DATA_DISK" 2>/dev/null
trap 'rm -f "$DATA_DISK"' EXIT
echo "==> Launching ARM64 QEMU VM..."
echo " Kernel: $VMLINUZ"
echo " Initrd: $INITRD"
echo " Data: $DATA_DISK"
echo ""
echo " K8s API: localhost:6443"
echo " SSH: localhost:2222"
echo " Press Ctrl+A X to exit QEMU"
echo ""
qemu-system-aarch64 \
-machine virt \
-cpu cortex-a72 \
-m 2048 \
-smp 2 \
-nographic \
-kernel "$VMLINUZ" \
-initrd "$INITRD" \
-append "console=ttyAMA0 kubesolo.data=/dev/vda kubesolo.debug $EXTRA_APPEND" \
-drive "file=$DATA_DISK,format=raw,if=virtio" \
-net "nic,model=virtio" \
-net "user,hostfwd=tcp::6443-:6443,hostfwd=tcp::2222-:22"