[mythtv-users] Mythweb finds no remote controllable frontends

Ramon Hofer ramonhofer at bluewin.ch
Tue Jul 19 15:39:07 UTC 2011


On 07/19/2011 05:12 PM, Raymond Wagner wrote:
> On Tue, 19 Jul 2011 15:28:09 +0200, Ramon Hofer<ramonhofer at bluewin.ch>
> wrote:
>> On 07/19/2011 02:18 PM, Raymond Wagner wrote:
>>> In MythTV, all settings are indexed against the machine hostname in the
>>> database.  When MythWeb scans for accessible frontends, it looks up the
>>> port and hostname for any frontend listed as having the network control
>>> port active.  It then relies on a functional resolving framework to be
>>> available on your system to find the host.
>>>
>>> Backends, on the other hand, are connected using the IP.  When
> frontends
>>> or MythWeb want to connect, they look up the address for that hostname
>>> through the database, rather than relying on the host's resolving
>>> capability.  He is suggesting you patch MythWeb to use that address
> when
>>> available, and then run mythtv-setup on each frontend to define that IP
>>> as if you were going to run a backend.
>> If I understand you correct you want me to patch mythweb that it looks
>> in the mysql database to resolve the frontend IP adresses?
> No, I was simply elaborating what Michael was suggesting.  However, if
> your frontends are dynamically assigned using DHCP, using static addresses
> defined in the database or hosts file is not a tenable solution.  The
> easiest option will probably be to put static assignments into your dhcp
> config, and then define those addresses in your DNS server.  Or, you can
> have each machine statically choose its own address and a host file.

I have set all my frontend machines in the /etc/dhcp3/dhcpd.conf where I 
have assignet an IP address to their MAC address.
So for mythbackend this should be like all machines have a static IP.


>> But I still don't understand how I could run mythtv-setup on the
>> frontend since there's no mythtv-setup on my frontends?
>> I must understand it wrong that I have to set my frontends to
>> backend/frontend combos?
> That's not really a MythTV problem.  The MythTV source installs all
> binaries on all systems.  It does not support a frontend-only installation
> with no mythtv-setup.

Hmm, that's strange. Maybe this is because I use the debian and ubuntu 
repos.

On my laptop I use debian-mustimedia testing. When I type 'mythtv-setup' 
in a terminal it tells me:
$ mythtv-setup
The program 'mythtv-setup' is currently not installed.  To run 
'mythtv-setup' please ask your administrator to install the package 
'mythtv-backend'
mythtv-setup: command not found

I only have these packages:
$ dpkg -l | grep myth
ii  libmyth-0.24-0                        
0.24.1+fixes20110624-0.1          Common library code for MythTV and 
add-on modules (runtime).
ii  libmythavcodec52                      
0.24.1+fixes20110624-0.1          libavcodec52 package for MythTV.
ii  libmythavcore0                        
0.24.1+fixes20110624-0.1          libavcore0 package for MythTV.
ii  libmythavformat52                     
0.24.1+fixes20110624-0.1          libavformat52 package for MythTV.
ii  libmythavutil50                       
0.24.1+fixes20110624-0.1          libavutil50 package for MythTV.
ii  libmythes-1.2-0                       
2:1.2.1-1                         simple thesaurus library
ii  libmythpostproc51                     
0.24.1+fixes20110624-0.1          libpostproc51 package for MythTV.
ii  libmythswscale0                       
0.24.1+fixes20110624-0.1          libswscale0 package for MythTV.
ii  mythmusic                             
0.24.1-0.0                        Music add-on module for MythTV
ii  mythtv-common                         
0.24.1+fixes20110624-0.1          Personal video recorder application 
(common data).
ii  mythtv-doc                            
0.24.1+fixes20110624-0.1          Personal video recorder application 
(documentation).
ii  mythtv-frontend                       
0.24.1+fixes20110624-0.1          Personal video recorder application 
(client).
ii  mythvideo                             
0.24.1-0.0                        A generic video player frontend module 
for MythTV
ii  python-mythtv                         
0.24.1+fixes20110624-0.1          Personal video recorder application 
(common data).


Regards
Ramon


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