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ServerBase/S3/S3Connector.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+
+
+using ServerCore;
+
+
+using MODULE_ID = System.UInt32;
+using SORT_ORDER_NO = System.Int32;
+
+
+namespace ServerBase;
+
+public partial class S3Connector : S3ConnectorBase, IModule, IInitializer
+{
+    private readonly ModuleContext m_module_context;
+
+    public S3Connector(ModuleContext moduleContext)
+        : base()
+    {
+        m_module_context = moduleContext;
+    }
+
+    private static (string accessKey, string secretKey, string regionName) getConfigParamsOrThrow(ModuleContext context)
+    {
+        if (context.getConfigParam() is not ConfigParam param)
+            throw new InvalidCastException("IConfigParam must be of type S3ConnectorBase.ConfigParam !!!");
+
+        return (
+            param.AccessKey ?? throw new InvalidOperationException("AccessKey is null !!!"),
+            param.SecretKey ?? throw new InvalidOperationException("SecretKey is null !!!"),
+            param.Region    ?? throw new InvalidOperationException("Region is null !!!")
+        );
+    }
+
+    public async Task<Result> onInit()
+    {
+        var err_msg = string.Empty;
+        var result = new Result();
+
+        var module_context = getModuleContext();
+        var config_param = module_context.getConfigParam() as ConfigParam;
+        NullReferenceCheckHelper.throwIfNull(config_param, () => $"config_param is null !!!");
+
+        var is_success = createS3Client(config_param.AccessKey, config_param.SecretKey, config_param.Region);
+        if (false == is_success)
+        {
+            err_msg = $"Failed to createS3Client() !!! : {config_param.toBasicString()}";
+            result.setFail(ServerErrorCode.S3ClientCreateFailed, err_msg);
+            Log.getLogger().error(result.toBasicString());
+            return result;
+        }
+
+        return await Task.FromResult(result);
+    }
+
+    public async Task<Result> startModule()
+    {
+        var result = new Result();
+        return await Task.FromResult(result);
+    }
+
+    public async Task<Result> stopModule()
+    {
+        var result = new Result();
+        return await Task.FromResult(result);
+    }
+
+    public ModuleContext getModuleContext() => m_module_context;
+}