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feat: added total read/written from SMART (#2431)

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This commit is contained in:
Serhiy Mytrovtsiy
2025-03-11 17:56:14 +01:00
parent 5716714a47
commit e1d2ee8fbe
2 changed files with 22 additions and 1 deletions
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4
Modules/Disk/main.swift
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@@ -24,6 +24,10 @@ public struct stats: Codable {
public struct smart_t: Codable {
var temperature: Int = 0
var life: Int = 0
var totalRead: Int64 = 0
var totalWritten: Int64 = 0
var powerCycles: Int = 0
var powerOnHours: Int = 0
}
public struct drive: Codable {

19
Modules/Disk/readers.swift
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@@ -186,11 +186,28 @@ internal class CapacityReader: Reader<Disks> {
let data = NSData(bytes: temperatures, length: 2)
data.getBytes(&temperature, length: 2)
let dataUnitsRead = self.extractUInt64(smartData.data_units_read)
let dataUnitsWritten = self.extractUInt64(smartData.data_units_written)
let bytesPerDataUnit: Int64 = 512 * 1000
let powerCycles = withUnsafeBytes(of: smartData.power_cycles) { $0.load(as: UInt32.self) }
let powerOnHours = withUnsafeBytes(of: smartData.power_on_hours) { $0.load(as: UInt32.self) }
return smart_t(
temperature: Int(UInt16(bigEndian: temperature) - 273),
life: 100 - Int(smartData.percent_used)
life: 100 - Int(smartData.percent_used),
totalRead: dataUnitsRead * bytesPerDataUnit,
totalWritten: dataUnitsWritten * bytesPerDataUnit,
powerCycles: Int(powerCycles),
powerOnHours: Int(powerOnHours)
)
}
private func extractUInt64(_ tuple: (UInt8, UInt8, UInt8, UInt8, UInt8, UInt8, UInt8, UInt8, UInt8, UInt8, UInt8, UInt8, UInt8, UInt8, UInt8, UInt8)) -> Int64 {
let byteArray: [UInt8] = [tuple.0, tuple.1, tuple.2, tuple.3, tuple.4, tuple.5, tuple.6, tuple.7]
let uint64Value = byteArray.withUnsafeBytes { $0.load(as: UInt64.self) }
return uint64Value > UInt64(Int64.max) ? Int64.max : Int64(bitPattern: uint64Value)
}
}
internal class ActivityReader: Reader<Disks> {