Add a tool for setting TLER automatically.

Author: dak180

tlerActiveation.tool

@@ -0,0 +1,65 @@
+#!/bin/bash
+# shellcheck disable=SC1004,SC2236
+
+
+
+
+function tler_activation() {
+	local tlerStatus
+
+	tlerStatus="$(smartctl -jl scterc "/dev/${drive}" | jq -Mre '.ata_sct_erc | values')"
+
+
+	if [ ! -z "${tlerStatus}" ]; then
+		if [ ! "$(echo "${tlerStatus}" | jq -Mre '.read.enabled | values')" = "true" ] || [ ! "$(echo "${tlerStatus}" | jq -Mre '.write.enabled | values')" = "true" ]; then
+			smartctl -l scterc,70,70 "/dev/${drive}"
+		fi
+	fi
+
+	echo "${drive}:"
+	smartctl -l scterc "/dev/${drive}" | tail -n +4
+	echo "+---------------+"
+}
+
+function drive_list() {
+	# Reorders the drives in ascending order
+	# FixMe: smart support flag is not yet implemented in smartctl json output.
+	readarray -t "drives" <<< "$(for drive in $(sysctl -n kern.disks | sed -e 's:nvd:nvme:g'); do
+		if smartctl --json=u -i "/dev/${drive}" | grep "SMART support is:" | grep -q "Enabled"; then
+			printf "%s " "${drive}"
+		elif echo "${drive}" | grep -q "nvme"; then
+			printf "%s " "${drive}"
+		fi
+	done | tr ' ' '\n' | sort -V | sed '/^nvme/!H;//p;$!d;g;s:\n::')"
+}
+
+
+
+
+# Check if needed software is installed.
+PATH="${PATH}:/usr/local/sbin:/usr/local/bin"
+commands=(
+sysctl
+sed
+grep
+tr
+smartctl
+jq
+sort
+tail
+)
+for command in "${commands[@]}"; do
+	if ! type "${command}" &> /dev/null; then
+		echo "${command} is missing, please install" >&2
+		exit 100
+	fi
+done
+
+
+
+
+drive_list
+
+for drive in "${drives[@]}"; do
+	tler_activation
+done