[cs615asa] HTTP 417 from Part 2 CGI

Sat Apr 7 20:08:57 EDT 2018

Adding: -H 'Expect:' worked for me as well.

Bradford

On Sat, Apr 7, 2018 at 8:06 PM, Brian Zawisza <bzawisza at stevens.edu> wrote:
> A simple fix for now:
> add -H 'Expect:' to your curl command
>
> -Brian
>
> On Sat, Apr 7, 2018 at 7:52 PM, Brian Zawisza <bzawisza at stevens.edu> wrote:
>>
>> I am also receiving the same error with part 3.
>> After a little debugging I noticed that the curl for part 3 sends an
>> "Expect: 100-continue" header, but the curl for part 2 does not.
>> Perhaps, it may be related to the content-length. My part 2 is
>> significantly smaller [699] than part 3 [2650].
>>
>> -Brian
>>
>> On Sat, Apr 7, 2018 at 6:10 PM, Bradford Smith <bsmith8 at stevens.edu>
>> wrote:
>>>
>>> My script starts with '#!/bin/sh'.
>>>
>>> The output of curl with -v is:
>>>
>>> *   Trying 54.145.67.75...
>>> * TCP_NODELAY set
>>> * Connected to ec2-54-145-67-75.compute-1.amazonaws.com (54.145.67.75)
>>> port 80 (#0)
>>> > POST /cgi-bin/hw5-2.cgi HTTP/1.1
>>> > Host: ec2-54-145-67-75.compute-1.amazonaws.com
>>> > User-Agent: curl/7.58.0
>>> > Accept: */*
>>> > Content-Length: 1500
>>> > Content-Type: application/x-www-form-urlencoded
>>> > Expect: 100-continue
>>> >
>>> < HTTP/1.1 417 Expectation Failed
>>> < Content-Type: text/html
>>> < Content-Length: 275
>>> < Server: bozohttpd/20170201
>>> < Allow: GET, HEAD, POST
>>> * HTTP error before end of send, stop sending
>>> <
>>> <html><head><title>417 Expectation Failed</title></head>
>>> <body><h1>417 Expectation Failed</h1>
>>> /cgi-bin/hw5-2.cgi: <pre>Expectations not available</pre>
>>> <hr><address><a
>>>
>>> href="http://ip-10-239-226-139.ec2.internal/">ip-10-239-226-139.ec2.internal</a></address>
>>> </body></html>
>>> * Closing connection 0
>>>
>>> Bradford
>>>
>>> On Sat, Apr 7, 2018 at 5:57 PM, Jan Schaumann <jschauma at stevens.edu>
>>> wrote:
>>> > Bradford O Smith <bsmith8 at stevens.edu> wrote:
>>> >
>>> >> The command I have been using is:
>>> >>
>>> >>     curl --data-binary @<script> <url>
>>> >>
>>> >> Where <script> is the filename of my script and <url> is:
>>> >> http://ec2-54-145-67-75.compute-1.amazonaws.com/cgi-bin/hw5-2.cgi.
>>> >
>>> > This is the correct way to submit the script.
>>> >
>>> > How does your script start?  The server will save it and try to execute
>>> > it, so it needs a valid hash-bang, for example.
>>> >
>>> > What's the output of curl when you add '-v' ?
>>> >
>>> > -Jan
>>> > _______________________________________________
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>>
>>
>
>
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