Re: ModemManager not visible in DBus in Ubuntu 8.10

[Dan Williams <dcbw redhat com>]

On Tue, 2010-01-05 at 13:24 +0000, Cian Masterson wrote:
> Apologies for the delay in replying to this but I had parked it in the
> short term.
> 
> I have upgraded the device to Ubuntu 9.10 so I'd have the latest
> version of modemmanager and since the device is running headless I
> installed the JeOS variant to save disk space and processor load.
> Unfortunatey I'm now seeing strange things with Dbus (i.e. it looks
> like it doesn't exist) that makes me think it was a stupid choice to
> make if I want modemmanager.  Given that Dbus stands for Desktop bus
> perhaps I was a trifle naive to assume it would be in JeOS.
> 
> Anyway the issue is that if I call 'modem-manager --debug' as root it
> appears to start ok, but qdbus doesn't start at all.  If dbus is
> missing then surely modemmanager wouldn't start.....?  Or would it?  I
> apt-get installed dbus but it hasn't altered much.
> 
>   root feegle:~# modem-manager --debug
>   ** Message: Loaded plugin Nokia
>   ** Message: Loaded plugin Generic
>   ** Message: Loaded plugin Option
>   ** Message: Loaded plugin ZTE
>   ** Message: Loaded plugin Sierra
>   ** Message: Loaded plugin Huawei
>   ** Message: Loaded plugin Gobi
>   ** Message: Loaded plugin Novatel
>   ** Message: Loaded plugin MotoC
>   ** Message: Loaded plugin Ericsson MBM
>   ** Message: Loaded plugin Option High-Speed
> 
>   root feegle:~# qdbus
>   Could not connect to D-Bus server:
> org.freedesktop.DBus.Error.Spawn.ExecFailed: /bin/dbus-launch
> terminated abnormally without any error message
>   root feegle:~#

So the dbus-daemon seems to be working OK, but apparently there are
issues with service activation on your install that need to be figured
out.  For example, why dbus-launch is exiting.  That's more of a core
D-Bus issue though.

Dan

> 
> Am I missing something or do I need to go back and start again with
> "proper" ubuntu despite the fact that I plan to run headless?
> 
> Slan,
> Cian
> 
> 
> 2009/10/23 Dan Williams <dcbw redhat com>
>         On Mon, 2009-10-19 at 13:22 +0100, Cian Masterson wrote:
>         
>         > I am new to dbus so it is more than likely I'm missing
>         something
>         > obvious!
>         
>         
>         Probably not, it should work automatically when ModemManager
>         is running.
>         Can you ensure that ModemManager is actually running when you
>         try to
>         look for it with qdbus?
>         
>         If not, try running (as root):
>         
>         modem-manager --debug
>         
>         and see what it prints out.
>         
>         Dan
>         
>         > What I am trying to do is configure a headless system
>         running Ubuntu
>         > 8.10 to connect to the internet using a 3G dongle.  Modem
>         manager was
>         > recommended to me due to support for the various quirks that
>         seem
>         > inherent in these 3G dongles.  Unfortunately upgrading the
>         system in
>         > question to 9.10 is currently out of the question, and it is
>         running
>         > headless so I can't use network manager.  I understood that
>         I could
>         > configure it using DBus so if anyone has any suggestions I'm
>         all ears.
>         > Thanks!
>         >
>         > Slan,
>         > Cian
>         
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