Re: why does my app open ports to Amazon Web Services?
Re: why does my app open ports to Amazon Web Services?
- Subject: Re: why does my app open ports to Amazon Web Services?
- From: Rick Mann <email@hidden>
- Date: Fri, 14 Jun 2013 18:43:24 -0700
That appears to be a dropbox server.
Amazon AWS is their cloud computing infrastructure. EC2 is the virtual server service. Dropbox evidently uses EC2 to host their services.
On Jun 14, 2013, at 18:07 , David M. Cotter <email@hidden> wrote:
> I realize this isn't directly xcode related but figure there are a lot of really smart people on this list too, please suggest a better list, as i'm not sure where to go:
>
> so my app can connect to a "Cloud" data bank and download all the cloud data, that's 10,000 or so files (for offline access).
>
> the app makes a few net-calls for each file (query for correct URL, query header, finally get the file)
>
> in testing, i kept getting errors about "too many open ports", so i went to Activity Monitor, clicked my app, clicked "inspect", then clicked "open files and ports"
>
> lo-and-behold:
>
> a zillion ports open to (and this is the mystery):
>
>> 192.x.x.x:49446->ec2-54-243-119-94.compute-1.amazonaws.com:https
>
> (192.x.x.x is my localhost)
>
> i'm like , "what?"
>
> my app doesn't contact amazon web services!??!
>
> so i did some sleuthing
>
> i turned OFF all cloud stuff, AND turned off automatic version check. so there is NO net activity on the app now.
>
> when i start it, there are NO ports open to aws
> okay, good
>
> then i do "help->check for update", the app checks a file at dropbox (to see if there's an update), which is expected
>
> but THEN appears to open a port to AWS, and leaves it open!!
>
> for every "check for update" i do, another port is opened and left open.
>
> why, why, why?!?!
>
> Little Snitch found nothing related to AWS
> turning on firewall blocking all incoming did nothing
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--
Rick
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