Class Program

agent/windows-setup-agent/Program.cs:19–108

    }

    static class Program
	{
		public static string Icinga2InstallDir
		{
			get
			{
				StringBuilder szProduct;

				for (int index = 0; ; index++) {
					szProduct = new StringBuilder(39);
					if (NativeMethods.MsiEnumProducts(index, szProduct) != 0)
						break;

					int cbName = 128;
					StringBuilder szName = new StringBuilder(cbName);

					if (NativeMethods.MsiGetProductInfo(szProduct.ToString(), "ProductName", szName, ref cbName) != 0)
						continue;

					if (szName.ToString() != "Icinga 2")
						continue;

					int cbLocation = 1024;
					StringBuilder szLocation = new StringBuilder(cbLocation);
					if (NativeMethods.MsiGetProductInfo(szProduct.ToString(), "InstallLocation", szLocation, ref cbLocation) == 0)
						return szLocation.ToString();
				}

				return "";
			}
		}

		public static string Icinga2DataDir
		{
			get
			{
				return Environment.GetFolderPath(Environment.SpecialFolder.CommonApplicationData) + "\\icinga2";
			}
		}

		public static string Icinga2User
		{
			get
			{
				if (!File.Exists(Icinga2DataDir + "\\etc\\icinga2\\user"))
					return "NT AUTHORITY\\NetworkService";
				System.IO.StreamReader file = new System.IO.StreamReader(Icinga2DataDir + "\\etc\\icinga2\\user");
				string line = file.ReadLine();
				file.Close();

				if (line != null)
					return line;
				else
					return "NT AUTHORITY\\NetworkService";
			}
		}