PowerShell/scripts/check-smart-devices.ps1
2024-12-19 19:15:04 +01:00

102 lines
3.1 KiB
PowerShell
Executable File

<#
.SYNOPSIS
Checks the SMART device status
.DESCRIPTION
This PowerShell script queries the status of the SSD/HDD devices (supporting S.M.A.R.T.) and prints it.
.EXAMPLE
PS> ./check-smart-devices.ps1
✅ 1TB Samsung SSD 970 EVO 1TB via NVMe (35°C, 6142h, 770x on/off, 34TB read, 64TB written, v2B2QEXE7, test passed)
.LINK
https://github.com/fleschutz/PowerShell
.NOTES
Author: Markus Fleschutz | License: CC0
#>
function Bytes2String([int64]$bytes) {
if ($bytes -lt 1000) { return "$bytes bytes" }
$bytes /= 1000
if ($bytes -lt 1000) { return "$($bytes)KB" }
$bytes /= 1000
if ($bytes -lt 1000) { return "$($bytes)MB" }
$bytes /= 1000
if ($bytes -lt 1000) { return "$($bytes)GB" }
$bytes /= 1000
if ($bytes -lt 1000) { return "$($bytes)TB" }
$bytes /= 1000
if ($bytes -lt 1000) { return "$($bytes)PB" }
$bytes /= 1000
if ($bytes -lt 1000) { return "$($bytes)EB" }
}
try {
$result = (smartctl --version)
if ($lastExitCode -ne "0") { throw "Can't execute 'smartctl' - make sure smartmontools are installed" }
if ($IsLinux) {
$devices = $(sudo smartctl --scan-open)
} else {
$devices = $(smartctl --scan-open)
}
foreach($device in $devices) {
$array = $device.split(" ")
$dev = $array[0]
if ("$dev" -eq "#") {
continue
} elseif ($IsLinux) {
$details = (sudo smartctl --all --json $dev) | ConvertFrom-Json
$null = (sudo smartctl --test=conveyance $dev)
} else {
$details = (smartctl --all --json $dev) | ConvertFrom-Json
$null = (smartctl --test=conveyance $dev)
}
$status = ""
$modelName = $details.model_name
$protocol = $details.device.protocol
[int64]$bytes = $details.user_capacity.bytes
if ($bytes -gt 0) {
$capacity = "$(Bytes2String $bytes) "
} else {
$capacity = ""
}
$infos = ""
if ($details.temperature.current -gt 50) {
$infos = "$($details.temperature.current)°C TOO HOT"
$status = "⚠️"
} elseif ($details.temperature.current -lt 0) {
$infos = "$($details.temperature.current)°C TOO COLD"
$status = "⚠️"
} else {
$infos = "$($details.temperature.current)°C"
}
if ($details.power_on_time.hours -gt 87600) { # 10 years
$infos += ", $($details.power_on_time.hours)h (!)"
$status = "⚠️"
} else {
$infos += ", $($details.power_on_time.hours)h"
}
if ($details.power_cycle_count -gt 100000) {
$infos += ", $($details.power_cycle_count)x on/off (!)"
$status = "⚠️"
} else {
$infos += ", $($details.power_cycle_count)x on/off"
}
if ($details.nvme_smart_health_information_log.host_reads) {
$infos += ", $(Bytes2String ($details.nvme_smart_health_information_log.data_units_read * 512 * 1000)) read"
$infos += ", $(Bytes2String ($details.nvme_smart_health_information_log.data_units_written * 512 * 1000)) written"
}
$infos += ", v$($details.firmware_version)"
if ($details.smart_status.passed) {
$infos += ", test passed"
} else {
$infos += ", test FAILED"
$status = "⚠️"
}
Write-Host "$status $capacity$modelName via $protocol ($infos)"
}
exit 0 # success
} catch {
"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
exit 1
}