[ale] odd email issue

[Geoffrey Myers]

Geoffrey Myers wrote:
> David Tomaschik wrote:
>> On Wed, Jun 15, 2011 at 8:52 AM, Geoffrey Myers
>> <lists at serioustechnology.com> wrote:
>>> Robert Coggins wrote:
>>>> On 6/15/2011 8:11 AM, Geoffrey Myers wrote:
>>>>> So, I've got sendmail configured so it uses localhost for sending email.
>>>>>    As a normal user I can send email like this:
>>>>>
>>>>> date|mail email at domain
>>>>>
>>>>> Yet, I've recently configured /etc/aliases to send root email to my
>>>>> personal email address:
>>>>>
>>>>> root:           email at domain
>>>>>
>>>>> But I get delayed email messages from 1and1, my domain host for these
>>>>> emails because my machine name (centsovm.serioustechnology.com) is not
>>>>> valid.
>>>>>
>>>>> So, how is this possible?
>>>>>
>>>> Maybe it has something to do with not being able to contact that
>>>> server.  I cannot resolve that address.
>>> The issue is, when I send it from the command line, it is apparently
>>> using my localhost.  When the cron job runs and redirects email via
>>> /etc/aliases, it appears to be using the mail server for my hosting company.
>>>
>>> Why the inconsistency?
>>>
>>> Really, how is this even possible?
>> Do you have sendmail configured to use a relayhost?  Would you mind
>> putting headers from the two different emails on a pastebin somewhere
>> for comparison?
> 
> No relayhost.  I'll see if I can get some useful header info.  What 
> baffles me is it appears that this one machine uses localhost from the 
> command line and my hosting company mail server for cron output.
> 
> How is that even possible?

Here's more to this oddity.  I run this on the command line as my normal 
user:

date|mail user at domain

where I'm sending email to my email address.  Comes through fine.

If I do the same thing as root, the email does not come through.

????



-- 
Until later, Geoffrey

"I predict future happiness for America if they can prevent
the government from wasting the labors of the people under
the pretense of taking care of them."
- Thomas Jefferson