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refactor example

This commit is contained in:
code liturgy 2022-11-06 20:26:18 -05:00
parent 6868e16d6e
commit 63976544e5
5 changed files with 116 additions and 45 deletions
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51
Sharp.Augeas/Augeas.cs
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@ -15,13 +15,16 @@ namespace Sharp.Augeas
{
private readonly IntPtr _augeas;
private HashSet<string> _loadedFiles = new HashSet<string>();
#region Constructor / Destructor
/// <summary>
/// Augeas Core Destructor
/// </summary>
~Augeas()
{
// Effectively free the pointer
Close();
close_aug(_augeas);
}
/// <summary>
@ -37,6 +40,12 @@ namespace Sharp.Augeas
}
}
#endregion
#region Augeas Internal Api
/// <summary>
/// Prints a preview of the desired segment in <see cref="matchPath"/>
/// </summary>
@ -54,29 +63,28 @@ namespace Sharp.Augeas
/// <param name="matchPath">Augeas path to filter out the configuration.</param>
public string GetNode(string matchPath)
{
return new string(get_node(_augeas, matchPath));
var res = get_node(_augeas, matchPath);
return res != IntPtr.Zero ? Marshal.PtrToStringAnsi(res) : string.Empty;
}
/// <summary>
/// Close augeas pointer.
/// </summary>
private void Close()
{
close_aug(_augeas);
}
/// <summary>
/// Loads a file.
/// </summary>
/// <param name="configurationFilePath">Full path to the configuration file</param>
public void LoadFile(string configurationFilePath)
{
if (_loadedFiles.Contains(configurationFilePath))
{
return;
}
bool success = load_file(_augeas, configurationFilePath);
if (!success)
{
throw new InvalidOperationException($"Unable to load {configurationFilePath}");
throw new InvalidOperationException($"Unable to load {configurationFilePath}.");
}
_loadedFiles.Add(configurationFilePath);
}
/// <summary>
@ -99,7 +107,7 @@ namespace Sharp.Augeas
{
var result = new Dictionary<string, string>();
var raw = get_tree(_augeas, matchPath);
string sb = Marshal.PtrToStringAnsi((IntPtr)raw);
string sb = Marshal.PtrToStringAnsi(raw);
if (sb == null) return result;
free_str(raw);
var lines = sb.Split(";ENDL;");
@ -116,18 +124,9 @@ namespace Sharp.Augeas
}
#endregion
public static void Benchmark(Action act, int iterations)
{
GC.Collect();
act.Invoke(); // run once outside of loop to avoid initialization costs
Stopwatch sw = Stopwatch.StartNew();
for (int i = 0; i < iterations; i++)
{
act.Invoke();
}
sw.Stop();
Console.WriteLine((sw.ElapsedMilliseconds / iterations).ToString());
}
}
}

31
Sharp.Augeas/AugeasExtern.cs
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@ -9,19 +9,34 @@ namespace Sharp.Augeas
[SuppressUnmanagedCodeSecurity]
public static unsafe partial class AugeasExtern
{
[DllImport(_libName)] public static extern IntPtr init_aug( AugSettings settings, int flags);
[DllImport(_libName)] public static extern void close_aug (IntPtr aug);
[DllImport(_libName)] public static extern void free_str (char* str);
[DllImport(_libName)]
public static extern IntPtr init_aug(AugSettings settings, int flags);
[DllImport(_libName)]
public static extern void close_aug(IntPtr aug);
[DllImport(_libName)]
public static extern void free_str(IntPtr str);
/// <summary>
/// Used by DllImport to load the native library
/// </summary>
private const string _libName = "clAugeas";
/// <summary>Test calling</summary>
[DllImport(_libName)] public static extern void print_preview(IntPtr augeas, [MarshalAs(UnmanagedType.LPStr)] string matchPath);
[DllImport(_libName)] public static extern void print_tree(IntPtr augeas, [MarshalAs(UnmanagedType.LPStr)] string matchPath);
[DllImport(_libName)] public static extern char* get_tree(IntPtr augeas, [MarshalAs(UnmanagedType.LPStr)] string matchPath);
[DllImport(_libName)] public static extern char* get_node(IntPtr augeas, [MarshalAs(UnmanagedType.LPStr)] string matchPath);
[DllImport(_libName)] public static extern bool load_file(IntPtr augeas, [MarshalAs(UnmanagedType.LPStr)] string filePath);
[DllImport(_libName)]
public static extern void print_preview(IntPtr augeas, [MarshalAs(UnmanagedType.LPStr)] string matchPath);
[DllImport(_libName)]
public static extern void print_tree(IntPtr augeas, [MarshalAs(UnmanagedType.LPStr)] string matchPath);
[DllImport(_libName)]
public static extern IntPtr get_tree(IntPtr augeas, [MarshalAs(UnmanagedType.LPStr)] string matchPath);
[DllImport(_libName)]
public static extern IntPtr get_node(IntPtr augeas, [MarshalAs(UnmanagedType.LPStr)] string matchPath);
[DllImport(_libName)]
public static extern bool load_file(IntPtr augeas, [MarshalAs(UnmanagedType.LPStr)] string filePath);
}
}

20
Sharp.Augeas/Benchmark.cs Normal file
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@ -0,0 +1,20 @@
using System.Diagnostics;
namespace Sharp.Augeas;
public static class Benchmark
{
public static void Function(Action act, int iterations)
{
GC.Collect();
act.Invoke(); // run once outside of loop to avoid initialization costs
Stopwatch sw = Stopwatch.StartNew();
for (int i = 0; i < iterations; i++)
{
act.Invoke();
}
sw.Stop();
Console.WriteLine((sw.ElapsedMilliseconds / iterations).ToString());
}
}

30
Sharp.Augeas/HostManager.cs Normal file
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@ -0,0 +1,30 @@
using System.Runtime.InteropServices;
using Sharp.Augeas.Test;
namespace Sharp.Augeas;
public class HostManager
{
private Augeas _augeas;
public void Initialize()
{
var path = Environment.CurrentDirectory;
var root = $"{path}/root/";
var lensPath = "";
if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
{
lensPath = "/usr/share/augeas/lenses/dist";
}
if (RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
{
lensPath = "/opt/homebrew/share/augeas/lenses/dist";
}
AugSettings augSettings = new AugSettings(root, lensPath);
_augeas = new Augeas(augSettings);
}
}

21
Sharp.Augeas/Program.cs
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@ -19,17 +19,24 @@ if (RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
AugSettings augSettings = new AugSettings(root, lensPath);
var augeas = new Augeas(augSettings);
// Calling extern functions
string clSiteMatchPath = "/files/etc/apache2/sites-available/00-ci.codeliturgy.com.conf";
var virtualHostConfig = "/etc/apache2/sites-available/00-ci.codeliturgy.com.conf";
//AugeasCore.Benchmark( () => augeasCore.PrintAugTree(clSiteMatchPath , clSiteFilepath), 10);
//AugeasCore.Benchmark( () => augeasCore.PrintPreview(clSiteMatchPath , clSiteFilepath), 10);
augeas.LoadFile(virtualHostConfig);
augeas.LoadFile("/etc/apache2/sites-available/00-ci.codeliturgy.com.conf");
void PrintVirtualHostTree(string configFilePath)
{
string virtualHostTree = $"/files{configFilePath}/VirtualHost/*";
augeas.PrintAugTree(virtualHostTree);
}
augeas.PrintAugTree(clSiteMatchPath);
var tree = augeas.GetTree(clSiteMatchPath);
void PrintVirtualHostProxyTree(string configFilePath)
{
string virtualHostProxyMatchPath = $"/files{configFilePath}/VirtualHost/Proxy/*";
augeas.PrintAugTree(virtualHostProxyMatchPath);
}
PrintVirtualHostTree(virtualHostConfig);