Files
git.stella-ops.org/src/Integrations/StellaOps.Integrations.WebService/IntegrationPluginLoader.cs
2026-02-01 21:37:40 +02:00

107 lines
3.4 KiB
C#

using Microsoft.Extensions.Logging;
using StellaOps.Integrations.Contracts;
using StellaOps.Integrations.Core;
using StellaOps.Plugin;
using StellaOps.Plugin.Hosting;
using System.Reflection;
namespace StellaOps.Integrations.WebService;
/// <summary>
/// Loads and manages integration connector plugins.
/// </summary>
public sealed class IntegrationPluginLoader
{
private readonly ILogger<IntegrationPluginLoader>? _logger;
private readonly List<IIntegrationConnectorPlugin> _plugins = [];
public IntegrationPluginLoader(ILogger<IntegrationPluginLoader>? logger = null)
{
_logger = logger;
}
/// <summary>
/// Gets all loaded plugins.
/// </summary>
public IReadOnlyList<IIntegrationConnectorPlugin> Plugins => _plugins;
/// <summary>
/// Discovers and loads integration connector plugins from the specified directory.
/// </summary>
public IReadOnlyList<IIntegrationConnectorPlugin> LoadFromDirectory(
string pluginDirectory,
string searchPattern = "StellaOps.Integrations.Plugin.*.dll")
{
if (!Directory.Exists(pluginDirectory))
{
_logger?.LogWarning("Plugin directory does not exist: {Directory}", pluginDirectory);
return [];
}
var options = new PluginHostOptions
{
PluginsDirectory = pluginDirectory,
EnsureDirectoryExists = false,
RecursiveSearch = false
};
options.SearchPatterns.Add(searchPattern);
var result = PluginHost.LoadPlugins(options);
var loadedPlugins = new List<IIntegrationConnectorPlugin>();
foreach (var pluginAssembly in result.Plugins)
{
var connectorPlugins = PluginLoader.LoadPlugins<IIntegrationConnectorPlugin>(new[] { pluginAssembly.Assembly });
loadedPlugins.AddRange(connectorPlugins);
foreach (var plugin in connectorPlugins)
{
_logger?.LogDebug("Loaded integration connector plugin: {Name} ({Provider}) from {Assembly}",
plugin.Name, plugin.Provider, pluginAssembly.Assembly.GetName().Name);
}
}
_plugins.AddRange(loadedPlugins);
return loadedPlugins;
}
/// <summary>
/// Loads integration connector plugins from the specified assemblies.
/// </summary>
public IReadOnlyList<IIntegrationConnectorPlugin> LoadFromAssemblies(IEnumerable<Assembly> assemblies)
{
var loadedPlugins = PluginLoader.LoadPlugins<IIntegrationConnectorPlugin>(assemblies);
_plugins.AddRange(loadedPlugins);
return loadedPlugins;
}
/// <summary>
/// Gets a plugin by provider.
/// </summary>
public IIntegrationConnectorPlugin? GetByProvider(IntegrationProvider provider)
{
return _plugins.FirstOrDefault(p => p.Provider == provider);
}
/// <summary>
/// Gets all plugins for a given type.
/// </summary>
public IReadOnlyList<IIntegrationConnectorPlugin> GetByType(IntegrationType type)
{
return _plugins.Where(p => p.Type == type).ToList();
}
/// <summary>
/// Gets all available plugins (checking IsAvailable).
/// </summary>
public IReadOnlyList<IIntegrationConnectorPlugin> GetAvailable(IServiceProvider services)
{
return _plugins.Where(p =>
{
try { return p.IsAvailable(services); }
catch { return false; }
}).ToList();
}
}