[yocto] Sending mail from embedded device

Thu Aug 8 02:58:01 PDT 2013

On 6 Aug 2013, at 19:39, Tomas Frydrych <tf+lists.yocto at r-finger.com> wrote:

> On 06/08/13 18:27, Gary Thomas wrote:
>> On 2013-08-06 10:01, Mark Hatle wrote:
>>> On 8/6/13 10:00 AM, Jack Mitchell wrote:
>>>> On 06/08/13 15:50, Mark Hatle wrote:
>>>>> On 8/6/13 9:41 AM, Jack Mitchell wrote:
>>>>>> On 06/08/13 15:31, Gary Thomas wrote:
>>>>>>> My embedded device needs to send out email.
>>>>>>> 
>>>>>>> I've looked around a bit and I don't see any recipes for a
>>>>>>> mail sender, e.g. sendmail or postfix, for Yocto (OE-core).
>>>>>>> 
>>>>>>> Have I missed something?  Does anyone have any suggestions?
>>>>>>> 
>>>>>>> Surely my application isn't the first that wants to send email...
>>>>>>> 
>>>>>> 
>>>>>> Would recipes-extended/msmtp do the job? Do you need to run the whole
>>>>>> mail stack or is pushing out emails to an smtp server adequate?
>>>>>> 
>>>>> 
>>>>> msmtp is provided specifically to be able to send email out.  It should
>>>>> produce a binary called "sendmail" that is capable of simply sending
>>>>> email (and conforming to LSB requirements.)
>>>>> 
>>>>> --Mark
>>>> 
>>>> Colour me impressed, I didn't realise it was also a drop-in for
>>>> sendmail.
>>> 
>>> Drop in replacement for the 'sendmail' command, but it's not a drop-in
>>> for 'sendmail' the software.  (It only has sending capabilities from
>>> what I've been told, which is all that
>>> is required for the LSB certification.)
>> 
>> And almost enough for my needs.  Amanda wants to use an MTA that
>> works like the desktop 'mail', e.g.
>>  mail -s "subject" TO <body
>> I wrote a simple wrapper to use msmtp/sendmail and it works fine.
> 
> I can confirm mstp works very well, and with all the necessary bells and
> whistles like TLS. If you need more complex messages (e.g.,
> attachments), then libgmime makes composing the email messages to pipe
> into mstmtp quite easy.
> 
> Tomas
> 
Am I being very obtuse if I think that an embedded device should not be able to send email as it's embedded, which means disconnected from the rest of the world?  Or have we reached the stage where the overlap between yocto and a mainstream distro is vanishingly small?

Tim