mirror of
https://github.com/Snigdha-OS/snigdhaos-system-config.git
synced 2025-09-20 19:44:58 +02:00
100 lines
2.5 KiB
Bash
Executable File
100 lines
2.5 KiB
Bash
Executable File
#!/bin/bash
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echo
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echo "Reinstalling GRUB..."
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echo
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# Initializing variables
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Online=0
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file_boolean=0
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workdir="/tmp"
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# Check system connectivity
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function check_connectivity() {
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local test_ip="8.8.8.8"
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local test_count=1
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if ping -c ${test_count} ${test_ip} > /dev/null; then
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echo "System Online!"
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Online=1
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else
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echo "System Offline!"
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Online=0
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fi
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}
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# Check if the custom GRUB file exists
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function check_file() {
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local file="/usr/local/share/snigdhaos/grub/grub"
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if [[ -f "$file" ]]; then
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echo "$file Found."
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file_boolean=1
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else
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echo "$file Not Found!"
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file_boolean=0
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fi
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}
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# Check connectivity and file existence
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check_connectivity
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check_file
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# If online, download the latest grub file
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if [ $Online -eq 1 ]; then
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echo "Getting latest /etc/default/grub from GitHub..."
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# Ensure the workdir exists
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mkdir -p "$workdir/etc"
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# Download the GRUB config
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sudo wget -q https://raw.githubusercontent.com/Snigdha-OS/snigdhaos-updater/master/grub -O "$workdir/etc/default/grub"
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if [[ $? -ne 0 ]]; then
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echo "Error: Failed to download the GRUB configuration."
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exit 1
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fi
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fi
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# If offline, copy the local GRUB file
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if [ $Online -eq 0 ] && [ $file_boolean -eq 1 ]; then
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sudo cp /usr/local/share/snigdhaos/grub/grub /etc/default/grub
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echo "Copied GRUB configuration from the system!"
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fi
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# If offline and the file doesn't exist, exit with a message
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if [ $Online -eq 0 ] && [ $file_boolean -eq 0 ]; then
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echo "Run this script once you are back online"
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exit 1
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fi
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# Remove the old kernel install package (if needed)
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echo
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echo "Removing old kernel-install-mkinitcpio..."
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sudo pacman -R --noconfirm kernel-install-mkinitcpio
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# Ensure that /boot/efi is mounted (required for GRUB installation)
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if ! mount | grep -q "/boot/efi"; then
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echo "Error: /boot/efi is not mounted. Please mount it and try again."
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exit 1
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fi
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# Reinstall GRUB bootloader
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echo
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echo "Reinstalling GRUB bootloader..."
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sudo grub-install --target=x86_64-efi --efi-directory=/boot/efi --bootloader-id=snigdhaos --removable
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if [[ $? -ne 0 ]]; then
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echo "Error: GRUB installation failed."
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exit 1
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fi
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# Update GRUB configuration
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echo
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echo "Updating /boot/grub/grub.cfg..."
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sudo grub-mkconfig -o /boot/grub/grub.cfg
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if [[ $? -ne 0 ]]; then
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echo "Error: Failed to update grub.cfg."
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exit 1
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fi
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# Final message
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echo
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echo "GRUB reinstallation complete!"
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echo "Make sure you have installed snigdhaos-grub-theme."
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