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Re: How to post data without waiting for the response [message #170345 is a reply to message #170344]

Fri, 29 October 2010 18:33

Magno
Messages: 49
Registered: October 2010

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On 10/29/2010 03:23 PM, The Natural Philosopher wrote:
> Magno wrote:
>> On 10/29/2010 02:30 PM, The Natural Philosopher wrote:
>>> bingomanatee wrote:
>>>> I have a lot of data to transmit - a lot of multi-K files that I want
>>>> to send to a web service. I want to do so WITHOUT waiting for the
>>>> response. BTW using a simple url, sending a raw body POST.
>>>>
>>>> What is the best way to send the files that is no blocking (because
>>>> not dependent on feedback from the recipient)?
>>>>
>>>> Recommendations?
>>>
>>> I dont really understand what you are trying to do here.
>>>
>>> Where is the PHP involved? On the web service server?
>>>
>>>
>>> PHP is not an environment that lends itself to background data
>>> transmission.
>>
>> I think the OP could be wanting to send info or files from within PHP
>> to another server through something like CURL?
>>
>> If this is the case... I think the best approach would be to launch
>> another process to do this, with exec() for example.
>
> If that is the case, then I totally agree.
>
> Could easily exec a background process to fork, handle the data
> transfer, and exit when done, silently.
>
> Of course it wouldn't give any guarantee that te data WAS sent.
>
> Or you could write a daemon, that simply looked in a temporary
> directory, and uploaded any files it found there.
>
> Or a process run under cron.
>
> That might be more reliable in fact,. because a failed transfer could be
> repeated.
>
> It's pretty much the way e.g. sendmail works.
>
> In fact you could probably use a mail system to do it: write a custom
> delivery agent and email the files..the delivery agent is invoked if a
> special mail address is noted, and does the dirty work. I used to know
> how to make sendmail do that.

Anyway, I want to add... in case that making a daemon is not possible. I
personally would make a database table to reflect how the work is going
on by process, which I can query later to know if everything went OK.

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[Message index]

		How to post data without waiting for the response By: bingomanatee on Fri, 29 October 2010 17:16
		Re: How to post data without waiting for the response By: The Natural Philosoph on Fri, 29 October 2010 17:30
		Re: How to post data without waiting for the response By: Magno on Fri, 29 October 2010 18:10
		Re: How to post data without waiting for the response By: The Natural Philosoph on Fri, 29 October 2010 18:23
		Re: How to post data without waiting for the response By: Magno on Fri, 29 October 2010 18:33
		Re: How to post data without waiting for the response By: Jerry Stuckle on Fri, 29 October 2010 18:44
		Re: How to post data without waiting for the response By: Peter H. Coffin on Sat, 30 October 2010 15:55

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