63 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			63 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
#! /bin/sh -
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#Full Arch Linux Update Script
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SNAPSHOT_DIR=/.snapshots
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DAYS_TO_KEEP=90
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# Backup system
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if which btrfs >/dev/null; then
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    echo -e '\nCreating backup...' >&2
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    cur_time=$(date -Is)
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    cur_time_s=$(date -d $cur_time +%s)
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    for file in $(ls "$SNAPSHOT_DIR"); do
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        old_time_s=$(date -d $(echo "$file" | sed 's/[[:alpha:]]\+-//') +%s)
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        if [ $(((cur_time_s - old_time_s) / 86400)) -gt $DAYS_TO_KEEP ]; then
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            sudo btrfs subvolume delete "$SNAPSHOT_DIR"/"$file"
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        fi
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    done
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    sudo btrfs subvolume snapshot / "$SNAPSHOT_DIR"/root-$cur_time
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    sudo btrfs subvolume snapshot /home "$SNAPSHOT_DIR"/home-$cur_time
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fi
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# Check dependencies
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echo -e '\nInstalling dependencies ...' >&2
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! which curl >/dev/null 2>&1 && sudo pacman -Syu curl
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! which git >/dev/null 2>&1 && sudo pacman -Syu git
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! which rankmirrors >/dev/null 2>&1 && sudo pacman -Syu pacman-contrib
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if ! which yay >/dev/null 2>&1; then
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    sudo pacman -Syu
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    git clone https://aur.archlinux.org/yay.git
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    cd yay
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    makepkg -cirs
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    cd ..
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    rm -fr yay
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fi
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! which yaycache >/dev/null 2>&1 && yay -Syu yaycache
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# Update mirrors
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echo -e '\nUpdating mirrors ...' >&2
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curl -s 'https://archlinux.org/mirrorlist/?country=DE&protocol=https&use_mirror_status=on' | sed -e 's/^#\(Server\)/\1/' -e '/^#/d' | rankmirrors - | sudo tee /etc/pacman.d/mirrorlist
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# Update system
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echo -e '\nUpdating system ...' >&2
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yay -Syu
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# Remove orphans
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echo -e '\nRemoving orphans ...' >&2
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orphans=$(yay -Qtdq)
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[ ! "X$orphans" = 'X' ] && yay -Rns $orphans
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# Clean cache
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echo -e '\nCleaning cache ...' >&2
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sudo paccache -r
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yaycache -r
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# Find new configs
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echo -e '\nSearching for new configs ...' >&2
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sudo pacdiff
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echo -e '\nIt is recommended to restart the system.'
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