Логирование, багфиксы, добавил мониторин /proc/mdstat. Юнит для systemd

MDStatMonitoringUnit.cs

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+using IniParser.Model;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Text;
+using System.Threading;
+
+namespace Barsik
+{
+	/// <summary>
+	/// Monitors configured RAID array status via /proc/mdstat
+	/// Will fill registers info starting from baseAddress with 
+	/// disk status (0 - fail, 1 - up) in following order:
+	/// raid #0 disk #0
+	/// raid #0 disk #1
+	/// ...
+	/// raid #0 disk #N
+	/// raid #1 disk #0
+	/// ...
+	/// etc
+	/// </summary>
+	class MDStatMonitoringUnit : BaseMonitoringUnit
+	{
+		public MDStatMonitoringUnit(SectionData config, RegistersContainer registers) : base(config, registers)
+		{
+		}
+
+		public override void Run()
+		{
+			while (true)
+			{
+				int currentAddress = baseAddress;
+				// the file is not so big, so read it completely
+				var lines = File.ReadAllLines("/proc/mdstat");
+				for (int i = 0; i < lines.Length;)
+				{
+					if (lines[i].StartsWith("md") && i < lines.Length - 1)
+					{
+						// we found device description
+						// second line of it is as follows:
+						// 2930264896 blocks super 1.0 [2/2] [UU]
+						// we need last characters in brackets []
+						currentAddress += FillDiskStatus(currentAddress, lines[i + 1]);
+						i += 2;
+					}
+					else i++;
+				}
+				Thread.Sleep(2000);
+			}
+		}
+
+		private int FillDiskStatus(int address, string v)
+		{
+			int last_pos = v.LastIndexOf(']');
+			int pos;
+			for (pos = last_pos; pos > 0 && v[pos] != '['; pos--) ;
+			if (v[pos] != '[') return 0;
+			for (int i = pos + 1; i < last_pos; i++)
+			{
+				if (v[i] == 'U') registers[address + i - (pos + 1)] = 1;
+				else registers[address + i - (pos + 1)] = 1;
+			}
+			return last_pos - pos - 1;
+		}
+	}
+}