23

Stack Overflow に関する他の質問でこの質問に対処しましたが、提供された回答はどれも問題に対処するのに役立ちませんでした。

Apache HTTP Commons を使用して、アプレットから 10 kB から 16 MB のファイルをアップロードしようとしています。私のローカル環境ではすべて正常に動作します。

ファイル サイズに関係なく、実稼働サーバー (Tomcat 6.0、https://www.dailyrazor.com/ ) でのみ次の例外が発生します。

org.apache.commons.fileupload.FileUploadException: Processing of multipart/form-data request failed. Read timed out
    at org.apache.commons.fileupload.FileUploadBase.parseRequest(FileUploadBase.java:384)
    at org.apache.commons.fileupload.servlet.ServletFileUpload.parseRequest(ServletFileUpload.java:116)
    at com.actura.helper.UploadHelper.processUpload(UploadHelper.java:92)
    at com.actura.voice.upload.FileUploadServlet.process(FileUploadServlet.java:85)
    at com.actura.voice.upload.FileUploadServlet.doPost(FileUploadServlet.java:75)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)
    at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:190)
    at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:291)
    at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:769)
    at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:698)
    at org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:891)
    at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:690)
    at java.lang.Thread.run(Thread.java:662)

これは、Commons IO のデバッグ ログです。

2012-Sep-18 11:26:28,446 [TP-Processor5] com.actura.voice.upload.MonitoredDiskFileItemFactory 
  DEBUG inside MonitoredDiskFileItemFactory constructor (listener) 
2012-Sep-18 11:26:28,794 [TP-Processor5] com.actura.voice.upload.MonitoredDiskFileItemFactory 
  DEBUG inside MonitoredDiskFileItemFactory createItem 
2012-Sep-18 11:26:28,800 [TP-Processor5] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG inside MonitoredDiskFileItem constructor 
2012-Sep-18 11:26:28,800 [TP-Processor5] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG inside getOutputStream() 
2012-Sep-18 11:26:28,802 [TP-Processor5] com.actura.voice.upload.MonitoredOutputStream 
  DEBUG inside MonitoredOutputStream constructor 
2012-Sep-18 11:26:28,803 [TP-Processor5] com.actura.voice.upload.MonitoredOutputStream 
  DEBUG leaving MonitoredOutputStream contructor 
2012-Sep-18 11:26:28,803 [TP-Processor5] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG leaving getOutputStream() 
2012-Sep-18 11:26:28,803 [TP-Processor5] com.actura.voice.upload.MonitoredDiskFileItemFactory 
  DEBUG inside MonitoredDiskFileItemFactory createItem 
2012-Sep-18 11:26:28,803 [TP-Processor5] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG inside MonitoredDiskFileItem constructor 
2012-Sep-18 11:26:28,803 [TP-Processor5] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG inside getOutputStream() 
2012-Sep-18 11:26:28,803 [TP-Processor5] com.actura.voice.upload.MonitoredOutputStream 
  DEBUG inside MonitoredOutputStream constructor 
2012-Sep-18 11:26:28,803 [TP-Processor5] com.actura.voice.upload.MonitoredOutputStream 
  DEBUG leaving MonitoredOutputStream contructor 
2012-Sep-18 11:26:28,803 [TP-Processor5] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG leaving getOutputStream() 
2012-Sep-18 11:26:28,803 [TP-Processor5] com.actura.voice.upload.MonitoredDiskFileItemFactory 
  DEBUG inside MonitoredDiskFileItemFactory createItem 
2012-Sep-18 11:26:28,803 [TP-Processor5] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG inside MonitoredDiskFileItem constructor 
2012-Sep-18 11:26:28,803 [TP-Processor5] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG inside getOutputStream() 
2012-Sep-18 11:26:28,803 [TP-Processor5] com.actura.voice.upload.MonitoredOutputStream 
  DEBUG inside MonitoredOutputStream constructor 
2012-Sep-18 11:26:28,803 [TP-Processor5] com.actura.voice.upload.MonitoredOutputStream 
  DEBUG leaving MonitoredOutputStream contructor 
2012-Sep-18 11:26:28,804 [TP-Processor5] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG leaving getOutputStream() 
2012-Sep-18 11:26:28,804 [TP-Processor5] com.actura.voice.upload.MonitoredDiskFileItemFactory 
  DEBUG inside MonitoredDiskFileItemFactory createItem 
2012-Sep-18 11:26:28,804 [TP-Processor5] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG inside MonitoredDiskFileItem constructor 
2012-Sep-18 11:26:28,804 [TP-Processor5] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG inside getOutputStream() 
2012-Sep-18 11:26:28,804 [TP-Processor5] com.actura.voice.upload.MonitoredOutputStream 
  DEBUG inside MonitoredOutputStream constructor 
2012-Sep-18 11:26:28,804 [TP-Processor5] com.actura.voice.upload.MonitoredOutputStream 
  DEBUG leaving MonitoredOutputStream contructor 
2012-Sep-18 11:26:28,804 [TP-Processor5] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG leaving getOutputStream() 
 processing folder... /home/dixieh83/public_html/ActuraVoiceRecorderDemo/temp
2012-Sep-18 11:27:47,062 [TP-Processor4] com.actura.voice.upload.MonitoredDiskFileItemFactory 
  DEBUG inside MonitoredDiskFileItemFactory constructor (listener) 
2012-Sep-18 11:27:47,461 [TP-Processor4] com.actura.voice.upload.MonitoredDiskFileItemFactory 
  DEBUG inside MonitoredDiskFileItemFactory createItem 
2012-Sep-18 11:27:47,461 [TP-Processor4] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG inside MonitoredDiskFileItem constructor 
2012-Sep-18 11:27:47,462 [TP-Processor4] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG inside getOutputStream() 
2012-Sep-18 11:27:47,462 [TP-Processor4] com.actura.voice.upload.MonitoredOutputStream 
  DEBUG inside MonitoredOutputStream constructor 
2012-Sep-18 11:27:47,462 [TP-Processor4] com.actura.voice.upload.MonitoredOutputStream 
  DEBUG leaving MonitoredOutputStream contructor 
2012-Sep-18 11:27:47,462 [TP-Processor4] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG leaving getOutputStream() 
2012-Sep-18 11:27:47,462 [TP-Processor4] com.actura.voice.upload.MonitoredDiskFileItemFactory 
  DEBUG inside MonitoredDiskFileItemFactory createItem 
2012-Sep-18 11:27:47,462 [TP-Processor4] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG inside MonitoredDiskFileItem constructor 
2012-Sep-18 11:27:47,462 [TP-Processor4] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG inside getOutputStream() 
2012-Sep-18 11:27:47,462 [TP-Processor4] com.actura.voice.upload.MonitoredOutputStream 
  DEBUG inside MonitoredOutputStream constructor 
2012-Sep-18 11:27:47,462 [TP-Processor4] com.actura.voice.upload.MonitoredOutputStream 
  DEBUG leaving MonitoredOutputStream contructor 
2012-Sep-18 11:27:47,462 [TP-Processor4] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG leaving getOutputStream() 
2012-Sep-18 11:27:47,463 [TP-Processor4] com.actura.voice.upload.MonitoredDiskFileItemFactory 
  DEBUG inside MonitoredDiskFileItemFactory createItem 
2012-Sep-18 11:27:47,463 [TP-Processor4] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG inside MonitoredDiskFileItem constructor 
2012-Sep-18 11:27:47,463 [TP-Processor4] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG inside getOutputStream() 
2012-Sep-18 11:27:47,463 [TP-Processor4] com.actura.voice.upload.MonitoredOutputStream 
  DEBUG inside MonitoredOutputStream constructor 
2012-Sep-18 11:27:47,463 [TP-Processor4] com.actura.voice.upload.MonitoredOutputStream 
  DEBUG leaving MonitoredOutputStream contructor 
2012-Sep-18 11:27:47,463 [TP-Processor4] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG leaving getOutputStream() 
2012-Sep-18 11:27:47,463 [TP-Processor4] com.actura.voice.upload.MonitoredDiskFileItemFactory 
  DEBUG inside MonitoredDiskFileItemFactory createItem 
2012-Sep-18 11:27:47,463 [TP-Processor4] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG inside MonitoredDiskFileItem constructor 
2012-Sep-18 11:27:47,463 [TP-Processor4] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG inside getOutputStream() 
2012-Sep-18 11:27:47,463 [TP-Processor4] com.actura.voice.upload.MonitoredOutputStream 
  DEBUG inside MonitoredOutputStream constructor 
2012-Sep-18 11:27:47,463 [TP-Processor4] com.actura.voice.upload.MonitoredOutputStream 
  DEBUG leaving MonitoredOutputStream contructor 
2012-Sep-18 11:27:47,463 [TP-Processor4] com.actura.voice.upload.MonitoredDiskFileItem 
  DEBUG leaving getOutputStream() 

このアップロードの問題以外は、私のアプレットは正常に動作します。

これは、本番サーバーのserver.xmlファイルに記載されているサーバーの構成です。

<!-- Define an AJP 1.3 Connector on port 8009 --> <Connector address="127.0.0.1" port="9609" enableLookups="false" protocol="AJP/1.3" connectionTimeout="30000" maxThreads="50" minSpareThreads="1" maxSpareThreads="3" disableUploadTimeout="true" /> 

私のインターネット接続の速度は問題ない (下り 2.01 Mbps、上り 0.42 Mbps) ので、この例外には戸惑います。すでにconnectionTimeOut3000000 に設定していますが、それでも例外が発生します。connectionTimeOut無制限にするには -1に設定する必要がありますか?

ファイルのアクセス許可は777、アップロード元のディレクトリに設定されており、JDK バージョン 7 を使用してブラウザでアプレットを実行しています。

Java コンソール出力:

Java Plug-in 10.7.2.10
Using JRE version 1.7.0_07-b10 Java HotSpot(TM) Client VM

アップロードが失敗すると、コンソールに次のように表示されます。

java.net.SocketException: Connection reset by peer: socket write error
    at java.net.SocketOutputStream.socketWrite0(Native Method)
    at java.net.SocketOutputStream.socketWrite(Unknown Source)
    at java.net.SocketOutputStream.write(Unknown Source)
    at org.apache.http.impl.io.AbstractSessionOutputBuffer.write(AbstractSessionOutputBuffer.java:169)
    at org.apache.http.impl.io.ContentLengthOutputStream.write(ContentLengthOutputStream.java:119)
    at org.apache.http.entity.mime.content.InputStreamBody.writeTo(InputStreamBody.java:70)
    at org.apache.http.entity.mime.HttpMultipart.doWriteTo(HttpMultipart.java:206)
    at org.apache.http.entity.mime.HttpMultipart.writeTo(HttpMultipart.java:224)
    at org.apache.http.entity.mime.MultipartEntity.writeTo(MultipartEntity.java:183)
    at org.apache.http.entity.HttpEntityWrapper.writeTo(HttpEntityWrapper.java:98)
    at org.apache.http.impl.client.EntityEnclosingRequestWrapper$EntityWrapper.writeTo(EntityEnclosingRequestWrapper.java:108)
    at org.apache.http.impl.entity.EntitySerializer.serialize(EntitySerializer.java:122)
    at org.apache.http.impl.AbstractHttpClientConnection.sendRequestEntity(AbstractHttpClientConnection.java:271)
    at org.apache.http.impl.conn.ManagedClientConnectionImpl.sendRequestEntity(ManagedClientConnectionImpl.java:197)
    at org.apache.http.protocol.HttpRequestExecutor.doSendRequest(HttpRequestExecutor.java:257)
    at org.apache.http.protocol.HttpRequestExecutor.execute(HttpRequestExecutor.java:125)
    at org.apache.http.impl.client.DefaultRequestDirector.tryExecute(DefaultRequestDirector.java:712)
    at org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:517)
    at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:906)
    at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:1066)
    at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:1044)
    at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:1035)
    at com.actura.app.util.ApplicationUtil.uploadUsingApache(ApplicationUtil.java:143)
    at com.actura.app.util.ApplicationUtil.saveWaveToServer(ApplicationUtil.java:90)
    at com.actura.app.capture.RecorderUI.saveButtonActionPerformed(RecorderUI.java:1856)
    at com.actura.app.capture.RecorderUI.access$17(RecorderUI.java:1824)
    at com.actura.app.capture.RecorderUI$7.actionPerformed(RecorderUI.java:1325)
    at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
    at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
    at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
    at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
    at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(Unknown Source)
    at java.awt.Component.processMouseEvent(Unknown Source)
    at javax.swing.JComponent.processMouseEvent(Unknown Source)
    at java.awt.Component.processEvent(Unknown Source)
    at java.awt.Container.processEvent(Unknown Source)
    at java.awt.Component.dispatchEventImpl(Unknown Source)
    at java.awt.Container.dispatchEventImpl(Unknown Source)
    at java.awt.Component.dispatchEvent(Unknown Source)
    at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
    at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
    at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
    at java.awt.Container.dispatchEventImpl(Unknown Source)
    at java.awt.Component.dispatchEvent(Unknown Source)
    at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
    at java.awt.EventQueue.access$200(Unknown Source)
    at java.awt.EventQueue$3.run(Unknown Source)
    at java.awt.EventQueue$3.run(Unknown Source)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
    at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
    at java.awt.EventQueue$4.run(Unknown Source)
    at java.awt.EventQueue$4.run(Unknown Source)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
    at java.awt.EventQueue.dispatchEvent(Unknown Source)
    at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
    at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
    at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
    at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
    at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
    at java.awt.EventDispatchThread.run(Unknown Source)

これは ISP の問題である可能性があることがわかりました。temviewerやSkypeなどのソフトがスムーズに使えるのはiSPの問題なのかな??

以下は、アップロードを実行するコードです。

public static String uploadUsingApache(URL url, List<File> list,
            String userId, String accountId, String waveDuration)
            throws Exception {

        // The execution:
        DefaultHttpClient httpclient = new DefaultHttpClient();

        HttpPost method = new HttpPost(url.toString());

        MultipartEntity entity = new MultipartEntity();
        entity.addPart("userId", new StringBody(userId, Charset
                .forName("UTF-8")));
        entity.addPart(IVR_ACCOUNT_KEY, new StringBody(accountId, Charset
                .forName("UTF-8")));
        entity.addPart(IVR_MP3LEN_KEY, new StringBody(waveDuration, Charset
                .forName("UTF-8")));

        // FileBody fileBody = new FileBody(list.get(0));
        // entity.addPart("file", fileBody);

        for (File f : list) {

            byte[] imageBytes = fileToByteArray(f);
            entity.addPart("attachment_field", new InputStreamKnownSizeBody(
                    new ByteArrayInputStream(imageBytes), imageBytes.length,
                    "audio/wav", f.getName()));
            method.setEntity(entity);
        }

        ResponseHandler<String> responseHandler = new BasicResponseHandler();

        // HttpResponse response = httpclient.execute(method,responseHandler);
        String responseText = httpclient.execute(method, responseHandler);

        // error text
        if (responseText.contains("<exception>")) {
            responseText = responseText.replace("<exception>", "");
            responseText = responseText.replace("</exception>", "");
            throw new Exception(responseText);
        }

        // System.out.println(" Status " +response.getStatusLine());
        List<String> deleteList = Arrays.asList(responseText.split(","));

        StringBuffer sb = new StringBuffer();
        int cnt = 1;
        for (File f : list) {
            if (deleteList.contains(f.getName())) {
                sb.append(f.getName() + (cnt == deleteList.size() ? "" : ", "));
                f.delete();
                cnt++;
            }

        }

        if (deleteList.size() > 1) {
            sb.append(" are ");
        } else if (deleteList.size() == 1) {
            sb.append(" is ");
        } else {

        }

        sb.append(" successfully saved.");

        return sb.toString();
    }

アプレットの GUI でアップロード ボタンを押すと、上記のメソッドが呼び出され、同時に GUI がフリーズします。10 ~ 50 秒後、サーバーはFileUploadException. サーブレットは例外についてアプレットに通知しますが、アプレットはユーザーに例外を通知する前に 4 ~ 5 分間ハングします。

サーバー側に何か問題がある場合、なぜそんなに遅延が発生するのですか?

4

2 に答える 2

38

これは私を大いに助けてくれました: http://blog.somepixels.net/en/502-proxy-error-uploading-from-apache-mod_proxy-to-tomcat-7/

基本的に、server.xml で次のように設定します。

<Connector port="8080" protocol="HTTP/1.1" URIEncoding="UTF-8"
       connectionUploadTimeout="36000000" disableUploadTimeout="false"
       connectionTimeout="60000" redirectPort="8443" />
于 2013-08-31T02:28:14.537 に答える
5

実行している構成 (または既に試したこと) の質問からは明らかではありませんが、アップロード中にソケットのタイムアウトを超えるという問題はほぼ定義上です。

関連するタイムアウトに達する前にファイルが完全に受信されなかったため、エラーがスローされました。これは、テスト (ローカル ネットワーク上) で動作するものと一致しますが、はるかに遅いインターネット上で実行する場合 (特にアップロード速度に関して) は一致しません。

server.xml関連する<Connector>定義については、 your を参照してください。connectionTimeoutまたは のいずれかの属性の値に関心がありconnectionUploadTimeoutます (後者disableUploadTimeoutは true に設定されている場合)。

より悪質な問題の証拠がない場合は、接続タイムアウトを増やすだけでこの問題を解決できると思います。

于 2012-09-18T12:13:53.983 に答える