Arduino POST未能完成

我正在使用以太網shield在Arduino設備上發出發佈請求。該服務器是一個Node.js服務器，並且我已經處理了發佈請求服務器端，同樣的結果都是福爾馬林和強大的。 POST被處理，但它不能完成文件傳輸。Arduino POST未能完成

loadstart：{ 「時間」：1339574854222} 「與BytesReceived」：178，「filesCompleted」：0

這是發送後的代碼：

String boundary = "--73249889599006000"; 
String URL = "/upload"; 
String contentType = "text/plain"; 
String fileName = "text.txt"; 

void sendData(){ 
    String thisFile = "This is not the contents of thisFile"; 
    Serial.println("connecting..."); 
    // If you get a connection, report back via serial: 
    if (client.connect(server, 80)) { 
     Serial.println("connected"); 

     // Make a HTTP request: 
     String postHeader = "POST " + URL + " HTTP/1.1\n"; 
     postHeader += "Content-Type: multipart/form-data; boundary="; 
     postHeader += boundary + "\n"; 
     postHeader += "Host: 192.168.3.78\n"; 
     postHeader += "User-Agent: Arduino\n"; 
     postHeader += "Referer: http://192.168.3.78/upload\n"; 

     String requestHead = "\n--" + boundary + "\n"; 
     requestHead += "Content-Disposition: form-data; name=\"upload\"; filename=\"" + fileName + "\"\n"; 
     requestHead += "Content-Type: " + contentType + "\n\n"; 

     String tail = "\n--" + boundary + "--\n\n"; 

     int contentLength = requestHead.length() + thisFile.length() + tail.length(); 

     postHeader += "Content-Length: " + String(contentLength, DEC) + "\n\n"; 

     char charBuf0[postHeader.length() + 1]; 
     postHeader.toCharArray(charBuf0, postHeader.length() + 1); 
     client.write(charBuf0); 

     char charBuf1[requestHead.length() + 1]; 
     postHeader.toCharArray(charBuf1, requestHead.length() + 1); 
     client.write(charBuf1); 

     char charBuf2[thisFile.length() + 1]; 
     postHeader.toCharArray(charBuf2, thisFile.length() + 1); 
     client.write(charBuf2); 

     char charBuf3[tail.length() + 1]; 
     postHeader.toCharArray(charBuf3, tail.length() + 1); 
     client.write(charBuf3); 
    }

來源

2012-06-13 J0hnG4lt

我會嘗試從計算機發送確切的有效負載，看看這是Arduino的問題還是您正在創建的有效負載的問題。 – Pawel

當然：[POST分析工具]（http://stackoverflow.com/questions/1087185/http-testing-tool-easily-send-post-get-put）我發現telnet是最好的，因爲你得到的反饋線按行。從arduino粘貼串行輸出到telnet lbl，沖洗，重複。 – J0hnG4lt

線結束和其他一些調整排序它。這是更新的代碼，適用於福爾馬林。

String boundary = "--73249889599006000"; 
String URL = "/upload"; 
String contentType = "text/plain"; 
String fileName = "text.txt"; 

void sendData(){ 
    String thisFile = "This is not the contents of thisFile\r\n\r\n"; 

    Serial.println("connecting..."); 
    // if you get a connection, report back via serial: 
    if (client.connect(server, 80)) { 
    Serial.println("connected"); 

    // Make a HTTP request: 
    String postHeader = "POST " + url + " HTTP/1.1\r\n"; 
    postHeader += "Content-Type: multipart/form-data; boundary="; 
    postHeader += boundary + "\r\n"; 
    postHeader += "Host: 192.168.3.18\r\n"; 
    postHeader += "User-Agent: Arduino\r\n"; 
    postHeader += "Referer: http://192.168.3.18/upload\r\n"; 

    String requestHead = "--" + boundary + "\r\n"; 
    requestHead += "Content-Disposition: form-data; name=\"upload\"; filename=\"" + fileName + "\"\r\n"; 
    requestHead += "Content-Type: " + contentType + "\r\n\r\n"; 

    String tail = "--" + boundary + "--\r\n\r\n"; 

    int contentLength = requestHead.length() + thisFile.length() + tail.length(); 

    postHeader += "Content-Length: " + String(contentLength, DEC) + "\n\n"; 
    Serial.print("Content-Length: "); 
    Serial.println(String(contentLength, DEC)); 

    char charBuf0[postHeader.length() + 1]; 
    postHeader.toCharArray(charBuf0, postHeader.length() + 1); 
    client.write(charBuf0); 
    Serial.print(charBuf0); 

    char charBuf1[requestHead.length() + 1]; 
    requestHead.toCharArray(charBuf1, requestHead.length() + 1); 
    client.write(charBuf1); 

    char charBuf2[thisFile.length() + 1]; 
    thisFile.toCharArray(charBuf2, thisFile.length() + 1); 
    client.write(charBuf2); 
    Serial.print(charBuf2); 

    char charBuf3[tail.length() + 1]; 
    tail.toCharArray(charBuf3, tail.length() + 1); 
    client.write(charBuf3); 
    Serial.print(charBuf3); 
    } 
    else { 
    // kf you didn't get a connection to the server: 
    Serial.println("connection failed"); 
    } 
}

來源

2012-06-15 13:21:27 J0hnG4lt

Arduino POST未能完成

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