fedora-post-install/functions/system_cleanup at master · snwh/fedora-post-install · GitHub

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#!/bin/bash
#
# Update the list of packages in 'data/purge.list' to suit your preferences
# Listed packages that are are not any system-crucial software to avoid breakage

# Remove pre-installed apps
function purge_unused_packages {
	NAME="Unused Pre-installed Applications"
	echo_message title "Removing ${NAME,,}..."
	# Check list
	LIST=$(dirname "$0")'/data/purge.list'
	# Draw window
	if (eval `resize` && whiptail \
		--title "Remove $NAME" \
		--yesno "Current list of ${NAME,,} to remove: \n\n$(cat $LIST) \n\nAre you sure you want proceed?" \
		$LINES $COLUMNS $(( $LINES - 12 )) \
		--scrolltext ) then
		# Remove loop
		for PACKAGE in $(cat $LIST); do
			# Check if package is installed
			if [ $(check_package_installed ${PACKAGE};) = 1 ]; then
				# Show already removed message
				echo_message info "Package '$PACKAGE' already removed."
			else
				# Remove package
				echo_message info "'$PACKAGE' is installed. Removing..."
				# Admin privileges
				superuser_do "dnf remove -y $PACKAGE"
				# Finished
				echo_message success "'$PACKAGE' removal is complete."
			fi
		done
		# Finished
		echo_message success "Removal of ${NAME,,} complete."
		whiptail --title "Finished" --msgbox "Unwanted ${NAME,,} have been removed." 8 56
		system_cleanup
	else
		# Cancelled
		echo_message success "Removal of ${NAME,,} cancelled."
		system_cleanup
	fi
}

# Remove Orphaned Packages
function remove_orphans {
	NAME="Orphaned Packages"
	echo_message title "Removing ${NAME,,}..."
	# Check if there are orphaned packages
	if [[ $(echo $(dnf list -q --autoremove | wc -l )) -gt 0 ]]; then
		# Draw window
		if (eval `resize` && whiptail \
			--title "$NAME" \
			--yesno "Current list of ${NAME,,} to remove: \n\n$(dnf list -q --autoremove) \n\nAre you sure you want proceed?" \
			$LINES $COLUMNS $(( $LINES - 12 )) \
			--scrolltext ) then
			# Admin privileges
			superuser_do "dnf autoremove -y"
			# Finished
			echo_message success "Removal of ${NAME,,} has been successful."
			whiptail --title "Finished" --msgbox "Removal of ${NAME,,} has been successful." 8 56
			system_cleanup
		else
			# Cancelled
			echo_message success "Removal of ${NAME,,} cancelled."
			system_cleanup
		fi
	else
		# If there are no orphaned packages
		echo_message info "No ${NAME,,} are present on this system."
		whiptail --title "Finished" --msgbox "No ${NAME,,} are present on this system." 8 56
		system_cleanup
	fi
}

# Clean Cache
function clean_dnf_cache {
	echo_message title "Cleaning package cache..."
	# Admin privileges
	superuser_do "dnf clean packages"
	# Finished
	echo_message success "Package cache has been cleaned.."
	whiptail --title "Finished" --msgbox "Package cache has been cleaned." 8 56
	system_cleanup
}

# Clean systemd journal
function clean_systemd_journal {
	NAME="systemd Journal Archives"
	# Remove logs older than the following (d = days)
	TIMEFRAME="7d"
	echo_message title "Removing ${NAME,,}..."
	# Draw window
	if (eval `resize` && whiptail \
		--title "$NAME" \
		--yesno "Current size of ${NAME} is: \n\n$(du -sh /var/log/journal) \n\nClear archives older than: ${TIMEFRAME}?" \
		$LINES $COLUMNS $(( $LINES - 12 )) \
		--scrolltext ) then
		# Admin privileges
		superuser_do "journalctl --vacuum-time=${TIMEFRAME}"
		# Finished
		echo_message success "Removal of old ${NAME,,} has been successful."
		whiptail --title "Finished" --msgbox "Removal of old ${NAME,,} has been successful." 8 56
		system_cleanup
	else
		# Cancelled
		echo_message success "Removal of old ${NAME,,} cancelled."
		system_cleanup
	fi
}

# Cleanup System
function system_cleanup {
	NAME="System Cleanup"
	echo_message title "Starting ${NAME,,}..."
	# Draw window
	CLEANUP=$(eval `resize` && whiptail \
		--notags \
		--title "$NAME" \
		--menu "\nWhat would you like to do?" \
		--cancel-button "Go Back" \
		$LINES $COLUMNS $(( $LINES - 12 )) \
		clean_dnf_cache             'Clean package cache' \
		remove_orphans              'Remove orphaned packages' \
		purge_unused_packages       'Remove unused pre-installed packages' \
		clean_systemd_journal       'Clean systemd journal archives' \
		3>&1 1>&2 2>&3)
	# check exit status
	if [ $? = 0 ]; then
		echo_message header "Starting '$CLEANUP' function"
		$CLEANUP
	else
		# Cancelled
		echo_message info "$NAME cancelled."
		main
	fi
}