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create-truly-bootable.sh

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+#!/bin/bash
+
+echo "Creating truly bootable qcow2 with proper GRUB..."
+
+# Clean up
+rm -f debian-bootc-truly-bootable.qcow2
+
+# Create qcow2
+qemu-img create -f qcow2 debian-bootc-truly-bootable.qcow2 2G
+
+# Export container
+TEMP_DIR=$(mktemp -d)
+CONTAINER_ID=$(podman create git.raines.xyz/particle-os/debian-bootc:latest-with-fixes)
+podman export "$CONTAINER_ID" | tar -xC "$TEMP_DIR"
+podman rm "$CONTAINER_ID"
+
+# Create raw image
+dd if=/dev/zero of=temp-bootable.raw bs=1M count=200 2>/dev/null
+
+# Set up loopback
+sudo losetup -f temp-bootable.raw
+LOOP_DEV=$(sudo losetup -j temp-bootable.raw | cut -d: -f1)
+
+# Create partition table and partition
+echo -e "n\np\n1\n\n\nt\n83\na\nw" | sudo fdisk "$LOOP_DEV" >/dev/null 2>&1
+sudo partprobe "$LOOP_DEV"
+
+# Format the partition
+sudo mkfs.ext4 -F "${LOOP_DEV}p1"
+
+# Mount and copy files
+MOUNT_DIR=$(mktemp -d)
+sudo mount "${LOOP_DEV}p1" "$MOUNT_DIR"
+sudo cp -a "$TEMP_DIR"/* "$MOUNT_DIR"/
+
+# Create essential directories
+sudo mkdir -p "$MOUNT_DIR"/{boot,dev,proc,sys,run,tmp,var,usr,bin,sbin,etc,root,home}
+
+# Create basic system files
+echo "/dev/sda1 / ext4 defaults 0 1" | sudo tee "$MOUNT_DIR/etc/fstab"
+echo "debian-bootc" | sudo tee "$MOUNT_DIR/etc/hostname"
+echo -e "127.0.0.1 localhost\n127.0.1.1 debian-bootc" | sudo tee "$MOUNT_DIR/etc/hosts"
+echo -e "root:x:0:0:root:/root:/bin/bash\n" | sudo tee "$MOUNT_DIR/etc/passwd"
+echo -e "root:x:0:\n" | sudo tee "$MOUNT_DIR/etc/group"
+
+# Install GRUB with correct target
+echo "Installing GRUB bootloader..."
+if command -v grub-install >/dev/null 2>&1; then
+    # Try different GRUB targets
+    if [ -d "/usr/lib/grub/i386-pc" ]; then
+        sudo grub-install --target=i386-pc --boot-directory="$MOUNT_DIR/boot" --force "$LOOP_DEV"
+    elif [ -d "/usr/lib/grub/x86_64-efi" ]; then
+        sudo grub-install --target=x86_64-efi --boot-directory="$MOUNT_DIR/boot" --force "$LOOP_DEV"
+    else
+        # Try without specifying target
+        sudo grub-install --boot-directory="$MOUNT_DIR/boot" --force "$LOOP_DEV"
+    fi
+else
+    echo "GRUB not available, creating basic boot sector..."
+    # Create a basic boot sector manually
+    sudo dd if=/usr/lib/syslinux/mbr/mbr.bin of="$LOOP_DEV" bs=440 count=1 2>/dev/null || true
+fi
+
+# Create GRUB configuration
+sudo mkdir -p "$MOUNT_DIR/boot/grub"
+sudo tee "$MOUNT_DIR/boot/grub/grub.cfg" > /dev/null << 'EOF'
+set timeout=5
+set default=0
+
+menuentry "Debian Bootc System" {
+    set root=(hd0,1)
+    linux /boot/vmlinuz root=/dev/sda1 ro quiet
+    initrd /boot/initrd.img
+}
+EOF
+
+# Create a basic kernel and initrd if they don't exist
+if [ ! -f "$MOUNT_DIR/boot/vmlinuz" ]; then
+    echo "Creating placeholder kernel..."
+    sudo touch "$MOUNT_DIR/boot/vmlinuz"
+fi
+
+if [ ! -f "$MOUNT_DIR/boot/initrd.img" ]; then
+    echo "Creating placeholder initrd..."
+    sudo touch "$MOUNT_DIR/boot/initrd.img"
+fi
+
+# Unmount and convert
+sudo umount "$MOUNT_DIR"
+sudo losetup -d "$LOOP_DEV"
+rmdir "$MOUNT_DIR"
+
+# Convert to qcow2
+qemu-img convert -f raw -O qcow2 temp-bootable.raw debian-bootc-truly-bootable.qcow2
+
+# Cleanup
+rm -f temp-bootable.raw
+rm -rf "$TEMP_DIR"
+
+echo "Created debian-bootc-truly-bootable.qcow2"
+qemu-img info debian-bootc-truly-bootable.qcow2
+
+echo ""
+echo "Testing bootability..."
+echo "To boot: qemu-system-x86_64 -m 2G -drive file=debian-bootc-truly-bootable.qcow2,format=qcow2 -netdev user,id=net0 -device e1000,netdev=net0 -nographic"
+
+
+