Troubleshooting - WCF error (413) Request Entity Too Large

.NET    WCF

▌背景

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先前在某電信結案的程式碼，出現了 (413) Request Entity Too Large的錯誤訊息， 原來是WCF預設單筆Message size 為65KB， 避免DDOS攻擊。 當超過此上限時，便會引發此錯誤。

▌環境

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l   Windows 7 pro l   MS Sql Server 2012 l   Visual Studio 2013 updat4 (C#)

▌解決方式

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▋Server Side

在Config檔加入以下設定

<configuration> <system.serviceModel>     <bindings>       <basicHttpBinding>         <binding maxReceivedMessageSize="2147483647"                  maxBufferSize="2147483647"                  maxBufferPoolSize="2147483647">           <readerQuotas maxDepth="32"                         maxArrayLength="2147483647"                         maxStringContentLength="2147483647"/>         </binding>       </basicHttpBinding>     </bindings> </system.serviceModel> </configuration>

▋Client Side

<configuration> <system.serviceModel>       <bindings>           <basicHttpBinding>               <binding name="BasicHttpBinding_IMonitorService"                         maxBufferPoolSize="2147483647" maxReceivedMessageSize="2147483647" maxBufferSize="2147483647" receiveTimeout="00:30:00" sendTimeout="00:30:00"/>           </basicHttpBinding>           <netNamedPipeBinding>               <binding name="NetNamedPipeBinding_IMonitorService">                   <security mode="None" />               </binding>           </netNamedPipeBinding>               </bindings> </system.serviceModel> </configuration>

▋Reference

l   The remote server returned an error: (413) Request Entity Too Large

l   IIS7 - (413) Request Entity Too Large | uploadReadAheadSize