RAID Bootloader Installation Script

A robust bash script for implementing RAID1 configuration for EFI boot partitions with multiple bootloader support. Designed for enterprise environments and high-availability systems, particularly optimized for Proxmox deployments.

Features

• Multiple bootloader support (GRUB, systemd-boot, rEFInd, Limine, LILO)
• Automatic RAID1 array configuration
• EFI partition backup and restoration
• Comprehensive error handling and logging
• Support for both standard drives and NVMe devices
• Automated bootloader installation across all specified partitions

Prerequisites

• Linux-based system (tested on Debian/Ubuntu)
• Root access
• mdadm package installed
• Supported bootloaders installed (as needed)
• Multiple drives with EFI partitions

Installation

1. Download the script:

wget https://git.hhf.technology/hhf/raid-bootloader-installer-proxmox/raw/branch/main/raid_bootloader_install.sh

2. Make the script executable:

chmod +x raid_bootloader_install.sh

Configuration

Edit the script to specify your EFI partitions:

EFI_PARTITIONS=(
    "/dev/sdd2"
    "/dev/sdb2"
    "/dev/nvme2n1p2"
    "/dev/sdc2"
    "/dev/nvme1n1p2"
    "/dev/sda2"
)

Usage

Run the script as root:

sudo ./raid_bootloader_install.sh

Logging

The script logs all operations to:

• Console output
• /var/log/raid_bootloader_install.log

Safety Features

• Automated backup of EFI contents before operations
• Comprehensive error checking
• Safe mount/unmount operations
• Verification of root privileges

Support

For bugs, feature requests, or support, please create an post in the forum comments.

License

MIT License - See LICENSE file for details

Disclaimer

This script modifies boot configurations and RAID arrays. Always backup your data before use. Test in a non-production environment first.